1 2008-10-28 Nick Clifton <nickc@redhat.com>
3 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
4 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
5 call_really_used_regs array rather than the call_used_regs array.
6 (mn10300_get_live_callee_saved_regs, expand_prologue,
7 expand_epilogue, output_tst): Likewise.
9 2008-10-27 Jakub Jelinek <jakub@redhat.com>
12 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
13 (df_get_entry_block_def_set): Neither here.
14 (df_get_regular_block_artificial_uses): Add EH_USES registers.
16 PR tree-optimization/37879
17 * predict.c (tree_estimate_probability): Check if last_stmt is
18 non-NULL before dereferencing it.
20 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
22 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
23 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
24 (ira_fast_allocation): Remove the prototype.
26 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
27 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
28 (color_pass): Modify the updated costs.
29 (ira_color): Rename to color. Make it static.
30 (ira_fast_allocation): Rename to fast_allocation. Make it static.
31 (ira_color): New function.
33 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
36 * ira-lives.c (last_call_num, allocno_saved_at_call): New
38 (set_allocno_live, clear_allocno_live, mark_ref_live,
39 mark_ref_dead): Invalidate corresponding element of
40 allocno_saved_at_call.
41 (process_bb_node_lives): Increment last_call_num. Setup
42 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
43 allocno was already saved.
44 (ira_create_allocno_live_ranges): Initiate last_call_num and
45 allocno_saved_at_call.
47 * ira-build.c (ira_create_allocno): Initiate
48 ALLOCNO_UPDATED_COVER_CLASS_COST.
49 (create_cap_allocno, propagate_allocno_info,
50 remove_unnecessary_allocnos): Remove setting updated costs.
51 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
53 * ira.c (ira): Don't call ira_fast_allocation.
55 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
58 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
61 * ira-conflicts.c (process_regs_for_copy): Remove class subset
64 * ira-int.h (ira_hard_regno_cover_class): New.
66 * ira-lives.c (mark_reg_live, mark_reg_dead,
67 process_bb_node_lives): Use ira_hard_regno_cover_class.
69 * ira.c (reg_class ira_hard_regno_cover_class): New global
71 (setup_hard_regno_cover_class): New function.
72 (ira_init): Call setup_hard_regno_cover_class.
74 * ira-costs.c (cost_class_nums): Add comment.
75 (find_allocno_class_costs): Initiate cost_class_nums.
76 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
78 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
81 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
82 Rename to copy_info_to_removed_store_destinations. Propagate
83 conflict hard regs and register stack attribute.
85 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
88 * pa.c (function_arg_padding): Pad complex and vector types upward in
90 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
92 2008-10-26 Matthias Klose <doko@ubuntu.com>
94 * doc/install.texi: Document requirements on antlr.
96 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
98 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
101 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
104 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
105 is defined, use it to modify the constant offset.
107 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
109 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
110 and short arguments to the correct location as mandated by the
113 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
115 PR rtl-optimization/37769
116 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
118 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
120 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
121 unwind-dw2-Os-4-200.o.
123 2008-10-24 Joseph Myers <joseph@codesourcery.com>
125 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
126 (convert_for_assignment): Remove ic_argpass_nonproto cases.
128 2008-10-24 Jakub Jelinek <jakub@redhat.com>
130 PR tree-optimization/36038
131 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
132 add sizetype IV with initial value zero instead of pointer type.
134 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
137 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
138 around bit operation.
139 * profile.c (is_edge_inconsistent): Likewise.
140 * fold-const.c (truth_value_p): Move from here...
141 * tree.h (truth_value_p): ... to here.
142 * c-tree.h (c_expr): Update description of original_code.
143 * c-typeck.c (parser_build_unary_op): Set original_code.
144 (parser_build_binary_op): Update call to warn_about_parentheses.
145 * c-common.c (warn_about_parentheses): Take two additional
146 arguments of the operands. Use a switch. Quote operators
147 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
148 Add warning about !x | y and !x & y.
149 * c-common.h (warn_about_parentheses): Update declaration.
151 2008-10-24 Jakub Jelinek <jakub@redhat.com>
153 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
154 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
155 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
157 (check-subtargets, check-%-subtargets, check-parallel-%): New
159 (check-%): For test targets listed in lang_checks_parallelized
160 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
161 run the testing in multiple make goals, possibly parallel, and
162 afterwards run dg-extract-results.sh to merge the sum and log files.
164 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
166 * config/mips/mips.c (mips_canonicalize_move_class): New function.
167 (mips_move_to_gpr_cost): Likewise.
168 (mips_move_from_gpr_cost): Likewise.
169 (mips_register_move_cost): Make more fine-grained.
171 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
173 * graphite.c (graphite_apply_transformations): Check for
175 * toplev.c (process_options): Add graphite_identity.
176 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
178 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
180 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
181 mulhisihl and mulhisihh builtins.
183 From Jie Zhang <jie.zhang@analog.com>
184 * config/bfin/bfin.md (composev2hi): Put operands into vector
187 2008-10-22 Chao-ying Fu <fu@mips.com>
189 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
191 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
193 From Mike Frysinger <michael.frysinger@analog.com>
194 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
195 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
196 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
197 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
198 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
199 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
200 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
201 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
202 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
203 __ADSPBF51x__ for all of them.
204 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
205 -mcpu bf512, bf514, bf516, and bf518.
206 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
207 bf512-none, bf514-none, bf516-none, and bf518-none.
208 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
209 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
210 * doc/invoke.texi (Blackfin Options): Document that
211 -mcpu now accepts bf512, bf514, bf516, and bf518.
213 2008-10-22 Jakub Jelinek <jakub@redhat.com>
216 * fold-const.c (build_range_type): For 1 .. signed_max
217 range call build_nonstandard_inter_type if signed_type_for
218 returned a type with bigger precision.
220 2008-10-22 Richard Guenther <rguenther@suse.de>
222 * tree.def (COMPLEX_TYPE): Constrain element type.
223 * tree.c (build_complex_type): Assert that.
224 * tree-ssa-structalias.c (could_have_pointers): Complex types
225 cannot have pointers.
227 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
230 * c-typeck.c (convert_for_assignment): Do not give declaration's
231 location for builtins. Spell out which type was expected and which
234 2008-10-22 Nick Clifton <nickc@redhat.com>
236 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
237 the fdpic register to be a target when running in fdpic mode.
239 2008-10-22 Rafael Espindola <espindola@google.com>
241 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
242 newly created statements.
244 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
247 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
248 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
249 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
251 2008-10-22 Jakub Jelinek <jakub@redhat.com>
254 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
255 Adjust -mcmodel=medium description for 2005-07-31 changes.
257 2008-10-22 Jan Hubicka <jh@suse.cz>
258 Jakub Jelinek <jakub@redhat.com>
261 * doc/invoke.texi: Remove references to obsoleted -d dumps.
263 2008-10-21 Richard Henderson <rth@redhat.com>
266 * emit-rtl.c (get_spill_slot_decl): Export.
267 * emit-rtl.h (get_spill_slot_decl): Declare.
268 * var-tracking.c (vt_add_function_parameters): Relax assertion
269 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
271 2008-10-21 Bob Wilson <bob.wilson@acm.org>
273 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
274 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
277 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
280 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
281 processed by get_maxval_strlen.
283 2008-10-21 David Edelsohn <edelsohn@gnu.org>
286 * tree.c (get_file_function_name): Copy first_global_object_name.
287 Centralize call to clean_symbol_name.
289 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
291 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
292 * config/svr4.h (SVR4_ASM_SPEC): New.
293 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
294 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
296 * doc/invoke.texi (Option Summary): Add -T to linker options.
297 (Link Options): Document -T.
299 2008-10-21 Jakub Jelinek <jakub@redhat.com>
301 * tree-inline.c (tree_inlinable_function_p): Remove tuples
304 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from
308 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
310 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
312 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
315 2008-10-20 Tobias SchlÃ
\83¼ter <tobi@gcc.gnu.org>
317 * doc/install.texi: Fix typos in previous patch.
319 2008-10-19 Tobias SchlÃ
\83¼ter <tobi@gcc.gnu.org>
321 * doc/install.texi: Document in-tree building of gcc and mpfr.
323 2008-10-19 Richard Guenther <rguenther@suse.de>
325 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
327 2008-10-19 Manuel LÃ
\83³pez-IbÃ
\83¡Ã
\83±ez <manu@gcc.gnu.org>
330 * c-decl.c (finish_enum): Convert non-integer enumerators to enum
332 (build_enumerator): Convert enumerators that fit in integer to
335 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
337 * config/i386/i386.md (unnamed peephole2): Do not force memory
338 operands of arith or logical instructions into registers for
339 non-TARGET_READ_MODIFY targets.
341 (ffs_cmove): Change operand 0 predicate to register_operand.
342 Change operand 1 predicate to nonimmediate_operand.
344 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
346 2008-10-18 Richard Guenther <rguenther@suse.de>
348 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
349 VIEW_CONVERT_EXPR case against invalid gimple.
351 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
353 * c-parser.c (c_parser_binary_expression): Silence the
354 uninitialized variable warning emitted for binary_loc.
356 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
358 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
361 2008-10-16 Joseph Myers <joseph@codesourcery.com>
364 * c-typeck.c (build_unary_op): Use omit_one_operand for
365 IMAGPART_EXPR of real argument.
367 2008-10-16 Jakub Jelinek <jakub@redhat.com>
369 PR tree-optimization/37664
370 * fold-const.c (fold_binary): When optimizing comparison with
371 highest or lowest type's value, don't consider TREE_OVERFLOW.
373 2008-10-16 David Edelsohn <edelsohn@gnu.org>
376 * Makefile.in (coverage.o): Depend on $(TM_P_H).
377 * coverage.c: Include tm_p.h.
378 * config/rs6000/x-aix (jc1): Override LDFLAGS.
379 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
380 dollar signs from PREFIX.
381 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
382 instead of manual strip_name_encoding.
384 2008-10-16 Richard Guenther <rguenther@suse.de>
387 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
388 volatile qualified functions or methods as relevant.
390 2008-10-16 Jakub Jelinek <jakub@redhat.com>
392 PR tree-optimization/37525
393 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
394 sizetype unsigned constants, both in the case of C and bounds.
396 2008-10-15 Jan Hubicka <jh@suse.cz>
398 * ira-emit.c (change_regs): Return false when replacing reg by
401 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
404 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
405 HARD_REGNO_CALL_PART_CLOBBERED.
407 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
410 * ira-lives.c (mark_early_clobbers): Remove.
411 (make_pseudo_conflict, check_and_make_def_use_conflicts,
412 check_and_make_def_conflicts,
413 make_early_clobber_and_input_conflicts,
414 mark_hard_reg_early_clobbers): New functions.
415 (process_bb_node_lives): Call
416 make_early_clobber_and_input_conflicts and
417 mark_hard_reg_early_clobbers. Make hard register inputs live again.
419 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
420 early clobbers of pseudo-registers.
422 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
425 * ira-build.c (ira_flattening): Recalculate
426 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
427 from the scratch instead of the propagation.
429 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
431 * doc/rtl.texi (const_double): Remove the "addr" operand.
432 Describe CONST_DOUBLE_* macros under const_double rather
434 (const_fixed): Fix the operand description.
435 (const): Add an @findex directive.
436 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
437 after the constant rtl table.
438 (fix): Combine floating-point and fixed-point descriptions.
440 * sched-deps.c (sched_analyze_2): Remove reference to
443 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
445 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
447 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
448 for UNSPEC_GOTSYM_OFFs.
449 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
450 (add_GOT_to_pic_reg): Use it.
451 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
453 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
454 Harsha Jagasia <harsha.jagasia@amd.com>
456 PR tree-optimization/37485
457 * graphite.c (gmp_cst_to_tree): Moved.
458 (iv_stack_entry_is_constant): New.
459 (iv_stack_entry_is_iv): New.
460 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
461 (loop_iv_stack_insert_constant): New.
462 (loop_iv_stack_pop): Use new datatpype.
463 (loop_iv_stack_get_iv): Same.
464 (loop_iv_stack_get_iv_from_name): Same.
465 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
466 (loop_iv_stack_patch_for_consts): New.
467 (loop_iv_stack_remove_constants): New.
468 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
469 (translate_clast): Call loop_iv_stack_patch_for_consts and
470 loop_iv_stack_remove_constants.
471 (gloog): Use new datatype. Redirect construction edge to end
472 block to avoid accidental deletion.
473 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
475 (union iv_stack_entry_data): New. Data in iv stack entry.
476 (struct iv_stack_entry): New. Datatype for iv stack entries.
478 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
480 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
481 * graphite.c (free_scop): Same.
483 (free_scattering): New.
484 (build_cloog_prog): Call free_scattering.
485 (patch_phis_for_virtual_defs): Fix memleak.
486 (graphite_trans_bb_strip_mine): Same.
489 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
490 Harsha Jagasia <harsha.jagasia@amd.com>
492 PR tree-optimization/37828
493 * graphite.c (graphite_trans_loop_block): Do not loop block
496 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
498 PR tree-optimization/37686
499 * tree-loop-linear.c (linear_transform_loops): Build a
500 loop nest vector. Pass it to lambda_compute_access_matrices.
501 * tree-data-ref.h (struct access_matrix): Store the loop nest
502 relative to which it encodes the information.
503 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
504 (am_vector_index_for_loop): Reimplemented: iterate over the
505 loop nest for finding the loop index in the access matrix.
506 (lambda_compute_access_matrices): Update declaration.
507 * lambda-code.c (build_access_matrix): Pass the loop nest and
509 (lambda_compute_access_matrices): Same.
511 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
513 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
514 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
515 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
516 already implies hard float. Also fix several insn condition
517 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
519 2008-10-15 David Edelsohn <edelsohn@gnu.org>
522 Based on patches by Laurent Vivier.
523 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
524 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
525 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
526 dollar sign to underscore.
527 (ASM_OUTPUT_EXTERNAL): Same.
528 (ASM_OUTPUT_LABELREF): New.
529 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
531 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
532 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
533 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
534 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
536 2008-10-15 Jakub Jelinek <jakub@redhat.com>
538 PR tree-optimization/36881
539 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
540 that each value doesn't need runtime relocations, for !flag_pic
541 check that each value is just a valid initializer constant.
543 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
545 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
546 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
547 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
548 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
550 (REG_CLASS_NAMES): Update accordingly.
551 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
552 rather than an unpredictable descriptive string.
553 * config/mips/mips.c (mips_register_move_cost): Remove comment.
554 (mips_register_move_cost): Check for specific COP*_REGS classes,
555 instead of ALL_COP_AND_GR_REGS.
556 (mips_ira_cover_classes): New function.
557 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
558 (TARGET_IRA_COVER_CLASSES): Define.
560 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
563 * tree.c (build_type_attribute_qual_variant): Hash on the
564 unqualified type, and don't overwrite an existing
565 (type_hash_eq): Make the TYPE_NAME of the types significant, to
566 allow distinguishing between wchar_t and its underlying type. This
567 also means that we'll retain a little more typedef information.
569 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
570 Dmitry Melnik <dm@ispras.ru>
571 Dmitry Zhurikhin <zhur@ispras.ru>
572 Alexander Monakov <amonakov@ispras.ru>
573 Maxim Kuvyrkov <maxim@codesourcery.com>
575 * target.h (struct gcc_target): Update prototypes of needs_block_p
577 * haifa-sched.c (create_check_block_twin): Update calls to the above.
578 * sel-sched.c (create_speculation_check): Likewise.
579 * doc/tm.texi: Provide documentation for new target hooks.
581 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
582 (ia64_gen_spec_insn): Removed.
583 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
584 ia64_gen_spec_check): New static functions.
585 (ia64_alloc_sched_context, ia64_init_sched_context,
586 ia64_set_sched_context, ia64_clear_sched_context,
587 ia64_free_sched_context, ia64_get_insn_spec_ds,
588 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
589 (ia64_needs_block_p): Change prototype.
590 (ia64_gen_check): Rename to ia64_gen_spec_check.
591 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
592 into declaration, add special memory dependencies handling.
593 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
594 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
595 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
596 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
597 Define new target hooks.
598 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
599 (ia64_optimization_options): Turn on selective scheduling with -O3,
600 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
601 with selective scheduling.
602 (ia64_override_options): Initialize align_loops and align_functions
603 to 32 and 64, respectively. Set global selective scheduling flags
604 according to target-dependent flags.
605 (rtx_needs_barrier): Support UNSPEC_LDS_A.
606 (group_barrier_needed): Use new mstop-bit-before-check flag.
608 (dfa_state_size): Make global.
609 (spec_check_no, max_uid): Remove.
610 (mem_ops_in_group, current_cycle): New variables.
611 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
612 Initialize new variables.
613 (is_load_p, record_memory_reference): New functions.
614 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
616 (ia64_variable_issue): Change use of current_sched_info to
617 sched_deps_info. Update comment. Note if a load or a store is issued.
618 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
619 advance if maximal number of loads or stores was issued on current
621 (scheduled_good_insn): New static helper function.
622 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
623 a group barrier is needed. Fix vertical spacing. Guard the code
624 doing state transition with last_scheduled_insn check.
625 Mark that a stop bit should be before current insn if there was a
626 cycle advance. Update current_cycle and mem_ops_in_group.
627 (ia64_h_i_d_extended): Change use of current_sched_info to
628 sched_deps_info. Reallocate stops_p by larger chunks.
629 (struct _ia64_sched_context): New structure.
630 (ia64_sched_context_t): New typedef.
631 (ia64_alloc_sched_context, ia64_init_sched_context,
632 ia64_set_sched_context, ia64_clear_sched_context,
633 ia64_free_sched_context): New static functions.
634 (gen_func_t): New typedef.
635 (get_spec_load_gen_function): New function.
636 (SPEC_GEN_EXTEND_OFFSET): Declare.
637 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
638 (get_mode_no_for_insn): Change the condition that prevents use of
639 special hardware registers so it can now handle pseudos.
640 (get_spec_unspec_code): New function.
641 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
642 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
643 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
644 during selective scheduling.
645 (ia64_speculate_insn): Use ds_get_speculation_types when
646 determining whether we need to change the pattern.
647 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
648 (ia64_spec_check_src_p): Support new speculation/check codes.
649 (struct bundle_state): New field.
650 (issue_nops_and_insn): Initialize it.
651 (insert_bundle_state): Minimize mid-bundle stop bits.
652 (important_for_bundling_p): New function.
653 (get_next_important_insn): Use important_for_bundling_p.
654 (bundling): When shifting TImode from unimportant insns, ignore
655 also group barriers. Assert that best state is found before
656 the backward bundling pass. Print number of mid-bundle stop bits.
657 Minimize mid-bundle stop bits. Check correct calculation of
658 mid-bundle stop bits.
659 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
660 (final_emit_insn_group_barriers): Emit stop bits before insns starting
662 (sel2_run): New variable.
663 (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
664 scheduling pass instead of schedule_ebbs.
666 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
667 (UNSPEC_LDS_A): New UNSPEC.
668 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
669 movti_internal, movsf_internal, movdf_internal,
670 movxf_internal): Make visible. Add speculable* attributes.
671 (output_c_nc): New mode attribute.
672 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
673 mov<mode>_nc, zero_extend<mode>di2_nc,
674 advanced_load_check_nc_<mode>): New insns.
675 (zero_extend*): Add speculable* attributes.
677 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
678 (msched-stop-bits-after-every-cycle): Likewise.
679 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
681 (msched-spec-verbose): Remove.
682 (msched-prefer-non-data-spec-insns,
683 msched-prefer-non-control-spec-insns,
684 msched-count-spec-in-critical-path,
685 msel-sched-dont-check-control-spec): Use Target Report Var
686 instead of Common Report Var.
688 * config/ia64/itanium2.md: Remove incorrect bypass.
690 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
692 2008-10-14 Jakub Jelinek <jakub@redhat.com>
695 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
698 2008-10-14 Ben Elliston <bje@au.ibm.com>
700 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
702 2008-10-13 Joseph Myers <joseph@codesourcery.com>
704 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
707 2008-10-13 Matthias Klose <doko@ubuntu.com>
709 * config/pa/linux-atomic.c: Work around missing header file
710 for hppa64-linux-gnu targets.
712 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
713 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
714 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
715 Grace Cao <grace_cao@playstation.sony.com>
717 * doc/invoke.texi (-mgen-cell-microcode): Document.
718 (-mwarn-cell-microcode): Document.
719 * cfglayout.c (locator_location): Export.
720 * rtl.h (locator_location): Define prototype.
721 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
723 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
724 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
725 (mwarn-cell-microcode): New option.
726 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
727 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
728 cell and not already set.
729 Turn off string instructions if not generating cell microcode.
730 (rs6000_final_prescan_insn): New function that warns about microcoded
732 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
733 * config/rs6000/rs6000.md
734 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
735 the instruction would have been microcoded on the Cell. Set cell_micro
736 to always on unnamed patterns for the string instructions.
737 (cell_micro): Update definition, remove load/store conditional
739 (sign_extend:DI): Define new pattern for non microcoded version.
740 (sign_extend:SI): Likewise.
741 (compare (div:P)): Set cell_micro to not.
742 (andsi3): Define as an expand.
743 (andsi3_mc): New pattern.
744 (andsi3_nomc): New pattern.
745 (andsi3_internal0_nomc): New pattern.
746 (andsi3_internal2): Rename to ...
747 (andsi3_internal2_mc): this and enable iff generating microcode.
748 (andsi3_internal3): Rename to ...
749 (andsi3_internal3_mc): this and enable iff generating microcode.
750 (andsi3_internal4): Enable iif generating microcode.
751 (andsi3_internal5): Rename to ..
752 (andsi3_internal5_mc): this and enable iff generating microcode.
753 (andsi3_internal5_nomc): New pattern.
754 (extzvdi_internal1): Enable iff generating microcode.
755 (extzvdi_internal2): Likewise.
756 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
757 (anddi3): Change to expand.
758 (anddi3_mc): Rename from anddi3.
759 (anddi3_no_mc): New pattern.
760 (anddi3_internal2): Rename to ..
761 (anddi3_internal2_mc): this and enable iff generating microcode.
762 (anddi3_internal2_nomc): New pattern.
763 (anddi3_internal3): Rename to ..
764 (anddi3_internal3_mc): this and enable iff generating microcode.
765 (anddi3_internal3_nomc): New pattern.
766 (movti_string): Set cell_micro to always if TARGET_STRING.
767 (stmsi8): Set cell_micro to always.
773 (stmsi8_power): Likewise.
774 (stmsi7_power): Likewise.
775 (stmsi6_power): Likewise.
776 (stmsi5_power): Likewise.
777 (stmsi4_power): Likewise.
778 (stmsi3_power): Likewise.
779 (movsi_update2): Enable iff generating microcode.
780 (movhi_update3): Likewise.
781 (lmw): Set cell_micro to always.
783 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
785 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
786 * config/s390/s390.c (machine_function): Remove
787 decomposed_literal_pool_addresses_ok_p.
788 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
789 the difference of two labels.
790 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
791 (s390_pool_offset): New function.
792 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
793 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
795 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
797 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
798 (powerpc*-*-linux-gnu*): Describe.
799 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
800 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
801 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
802 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
803 config/rs6000/e500crtres32gpr.asm,
804 config/rs6000/e500crtres64gpr.asm,
805 config/rs6000/e500crtres64gprctr.asm,
806 config/rs6000/e500crtrest32gpr.asm,
807 config/rs6000/e500crtrest64gpr.asm,
808 config/rs6000/e500crtresx32gpr.asm,
809 config/rs6000/e500crtresx64gpr.asm,
810 config/rs6000/e500crtsav32gpr.asm,
811 config/rs6000/e500crtsav64gpr.asm,
812 config/rs6000/e500crtsav64gprctr.asm,
813 config/rs6000/e500crtsavg32gpr.asm,
814 config/rs6000/e500crtsavg64gpr.asm,
815 config/rs6000/e500crtsavg64gprctr.asm: Use it.
816 * config/rs6000/crtsavres.asm: Really remove.
818 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
821 * c-format.c (convert_format_name_to_system_name): Use
822 TARGET_OVERRIDES_FORMAT_INIT.
823 * config.gcc (extra_options): Add for mingw targets mingw.opt.
824 * config/i386/mingw.opt: New.
825 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
826 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
827 (ms_printf_length_specs): Removed const specifier.
828 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
829 * doc/invoke.texi (Wno-pedantic-ms-format): New.
831 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
833 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
834 * doc/install.texi: Bump recommended MPFR to 2.3.2.
836 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
839 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
840 sure that ref has valid bb.
842 2008-10-12 Richard Henderson <rth@redhat.com>
845 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
846 * alias.c (value_addr_p, stack_addr_p): Remove.
847 (nonoverlapping_memrefs_p): Remove IRA special case.
848 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
849 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
850 * reload1.c (alter_reg): Use it.
852 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
854 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
855 of registers instead of eax, ebx, ecx and edx. Use for loop
856 and check register for non-zero value before the call
857 to decode_caches_intel.
859 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
861 PR rtl-optimization/37448
862 * df.h: (df_ref_class): New enum.
863 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
864 (struct df_ref): Replaced with union df_ref_d.
865 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
866 New members of df_ref_d union.
867 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
868 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
869 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
870 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
871 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
872 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
873 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
874 (df_scan_bb_info, df_bb_regno_first_def_find,
875 df_bb_regno_last_def_find, df_find_def, df_find_use,
876 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
877 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
878 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
879 df_get_artificial_defs, df_get_artificial_uses, union_defs)
880 Replaced struct df_ref * with df_ref.
881 * df-scan.c (df_collection_rec, df_null_ref_rec,
882 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
883 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
884 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
885 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
886 df_reorganize_refs_by_reg_by_reg,
887 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
888 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
889 df_sort_and_compress_refs, df_install_ref, df_install_refs,
890 df_ref_record, df_get_conditional_uses, df_get_call_refs,
891 df_bb_refs_record, df_exit_block_uses_collect,
892 df_record_exit_block_uses, df_reg_chain_mark,
893 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
894 df_ref * with df_ref.
895 (df_ref_record, df_uses_record, df_ref_create_structure): Added
896 df_ref_class parameter.
897 (df_scan_problem_data): Added new pools for different types of refs.
898 (df_scan_free_internal, df_scan_alloc, df_free_ref,
899 df_ref_create_structure): Processed new ref pools.
900 (df_scan_start_dump): Added counts of refs and insns.
901 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
902 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
903 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
904 code to pass df_ref_class down to ref creation functions.
905 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
906 df_reg_chain_mark): Use macros to hide references to df_refs.
907 (df_ref_chain_change_bb): Removed.
908 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
909 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
910 Enhanced to understand df_ref union structure.
911 * fwprop.c (local_ref_killed_between_p, use_killed_between,
912 all_uses_available_at, update_df, try_fwprop_subst,
913 forward_propagate_subreg, forward_propagate_and_simplify,
914 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
915 df_ref * with df_ref.
916 (use_killed_between, all_uses_available_at): Use macros to hide
917 references to df_refs.
918 * regstat.c (regstat_bb_compute_ri,
919 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
921 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
922 see_handle_relevant_refs, see_analyze_one_def,
923 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
924 struct df_ref * with df_ref.
925 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
926 global_conflicts): Replaced struct df_ref * with df_ref.
927 * ddg.c (create_ddg_dep_from_intra_loop_link,
928 add_cross_iteration_register_deps, build_inter_loop_deps):
929 Replaced struct df_ref * with df_ref.
930 (create_ddg_dep_from_intra_loop_link,
931 add_cross_iteration_register_deps): Use macros to hide references
933 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
934 df_ref * with df_ref.
935 * df-core.c (df_bb_regno_first_def_find,
936 df_bb_regno_last_def_find, df_find_def, df_find_use,
937 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
938 debug_df_ref): Replaced struct df_ref * with df_ref.
939 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
940 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
942 * web.c (union_defs, entry_register, replace_ref, web_main):
943 Replaced struct df_ref * with df_ref.
944 (union_defs, replace_ref): Use macros to hide references to df_refs.
945 * global.c (compute_regs_asm_clobbered, build_insn_chain):
946 Replaced struct df_ref * with df_ref.
947 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
948 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
949 Replaced struct df_ref * with df_ref.
950 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
951 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
953 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
954 * df-byte-scan.c (df_compute_accessed_bytes_extract,
955 df_compute_accessed_bytes_strict_low_part,
956 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
957 Replaced struct df_ref * with df_ref.
958 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
959 * init-regs.c (initialize_uninitialized_regs): Replaced struct
960 df_ref * with df_ref.
961 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
962 check_dependency, check_dependencies, record_uses): Replaced
963 struct df_ref * with df_ref.
964 (invariant_for_use, check_dependency): Use macros to hide
965 references to df_refs.
966 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
967 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
968 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
969 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
970 references to df_refs.
971 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
973 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
974 * df-problems.c (df_rd_bb_local_compute_process_def,
975 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
976 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
977 df_chain_remove_problem, df_chain_create_bb_process_use,
978 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
979 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
980 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
981 df_byte_lr_simulate_artificial_refs_at_top,
982 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
983 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
984 df_simulate_uses, df_simulate_artificial_refs_at_end,
985 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
987 (df_chain_dump): Use macros to hide references to df_refs.
988 * config/mips/mips.c (r10k_simplify_address): Replaced struct
989 df_ref * with df_ref.
990 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
991 mark_artificial_uses, mark_reg_dependencies,
992 byte_dce_process_block): Replaced struct df_ref * with df_ref.
994 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
996 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
998 (array_ref_element_size): Likewise.
999 (array_ref_low_bound): Likewise.
1000 (array_ref_up_bound): Likewise.
1001 * expr.c (contains_packed_reference): Likewise.
1002 (array_ref_element_size): Likewise.
1003 (array_ref_low_bound): Likewise.
1004 (array_ref_up_bound): Likewise.
1005 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
1006 with ARRAY_RANGE_REF.
1007 (idx_find_step): Likewise.
1008 (idx_record_use): Likewise.
1009 (strip_offset_1): Likewise.
1010 (idx_remove_ssa_names): Likewise.
1012 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
1013 Andi Kleen <ak@linux.intel.com>
1015 * config/i386/cpuid.h (__cpuid_count): New defines.
1016 * config/i386/driver-i386.c (struct cache_desc): New structure.
1017 (describe_cache): Use struct cache_desc to pass cache descriptions.
1018 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
1019 (detect_caches_amd): Use struct cache_desc to describe caches.
1020 (decode_caches_intel): Use struct cache_desc to pass cache
1021 descriptions. Update descriptions to match latest (rev -032,
1022 December 2007) CPUID documentation. Do not check valid bit here.
1023 Check for Xeon MP value 0x49 problems.
1024 (detect_caches_cpuid2): New function, split from detect_caches_intel.
1025 Check valid bit before calling decode_caches_intel. Detect number
1026 of times to repeat CPUID instruction.
1027 (detect_caches_cpuid4): New function.
1028 (detect_caches_intel): Depending on max_level, call
1029 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
1030 only when other methods fail to provide valid L2 cache description.
1032 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1035 * pa.md (call, call_value): Generate an rtx for register r4 and pass
1036 it to PIC call patterns.
1037 (call_symref_pic): Revise pattern to expose PIC register save. Remove
1038 code generation and attributes from pattern. Change peephole2 to split
1039 for noreturn case. Revise split pattern for non noreturn case.
1040 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
1041 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
1042 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
1045 2008-10-11 David Edelsohn <edelsohn@gnu.org>
1047 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
1048 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
1050 (divdf3): Reformat long line.
1052 2008-10-11 Michael J. Eager <eager@eagercon.com>
1054 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
1056 (rs6000_handle_option): Process -mfpu options.
1057 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
1058 (enum fpu_type_t): New.
1059 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
1060 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
1062 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
1063 (floatdidf2): Add TARGET_SINGLE_FPU condition.
1064 * config/rs6000/rs6000.opt (-mfpu): New.
1065 (-mxilinx-fpu): New.
1066 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
1067 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
1068 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
1069 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
1070 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
1072 2008-10-11 Jakub Jelinek <jakub@redhat.com>
1075 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
1076 LO_SUM on Darwin if mode has just one unit.
1078 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
1081 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
1082 has been optimized out.
1084 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
1086 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
1087 instead of PIC_DIRECT_ADDR_P.
1088 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1089 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
1090 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
1091 (PIC_OFFSET_P): Rename to...
1092 (PCREL_SYMOFF_P): ...this.
1093 (PIC_DIRECT_ADDR_P): Delete.
1094 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
1096 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
1097 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
1098 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
1099 * config/sh/sh.c (print_operand): Remove CONST handling.
1100 (unspec_caller_rtx_p): Rewrite to use split_const and check
1101 the operands of UNSPEC bases.
1102 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
1103 with (unspec [A B] UNSPEC_SYMOFF).
1104 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
1105 UNSPEC_PCREL_SYMOFF.
1106 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1107 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
1108 (UNSPEC_EXTRACT_U16): Likewise.
1109 (UNSPEC_SYMOFF): Likewise.
1110 (UNSPEC_PCREL_SYMOFF): Likewise.
1111 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
1113 (movsi_const_16bit): Likewise.
1114 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
1115 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
1116 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
1117 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
1118 with (unspec [A B] UNSPEC_SYMOFF).
1119 (symPLT_label2reg): Replace (minus A (minus B pc)) with
1120 (unspec [A B] PCREL_UNSPEC_SYMOFF).
1121 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
1122 (Csu): Likewise UNSPEC_EXTRACT_U16.
1123 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1124 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
1126 2008-10-10 Stepan Kasal <skasal@redhat.com>
1128 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
1129 for loop strip mining and loop blocking.
1131 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1133 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
1134 vary types depending on debug info.
1136 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1138 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
1139 before ensuring it's already computed.
1141 2008-10-09 Jakub Jelinek <jakub@redhat.com>
1143 * rtl.h (locator_eq): New decl.
1144 * cfglayout.c (locator_scope): New function.
1145 (insn_scope): Use it.
1146 (locator_eq): New function.
1147 (fixup_reorder_chain): Search for last insn in src bb
1148 that has locator set or first insn in dest bb. Use
1149 locator_eq instead of == to compare locators.
1150 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1151 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1152 == to compare locators.
1154 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1156 * gimple-low.c (lower_function_body, lower_gimple_return,
1157 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1158 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1159 goto_block on edges if goto_locus is known.
1162 * tree.h (get_object_alignment): Declare.
1163 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1164 get_object_alignment if needed.
1165 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
1167 (get_object_alignment): ... here. New function. Try harder to
1168 determine alignment from get_inner_reference returned offset.
1170 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1172 * graphite.c (gloog): Don't call find_unreachable_blocks
1173 before delte_unreachable_blocks.
1175 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1176 goto_locus of true_edge into RTL locator.
1178 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1180 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1181 (*jcc_btdi_mask_rex64): Ditto.
1183 (*jcc_btsi_mask): Ditto.
1184 (*jcc_btsi_1): Ditto.
1185 (*jcc_btsi_mask_1): Ditto.
1187 2008-10-08 Paul Brook <paul@codesourcery.com>
1189 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1190 compatible profiler (__gnu_mcount_nc).
1191 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1193 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1195 * config/i386/i386.c (initial_ix86_tune_features): Add
1196 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1197 * config/i386/i386.h (ix86_tune_indices): Likewise.
1198 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1200 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1201 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1202 for FP to FP splitters.
1204 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1206 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1209 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1213 PR rtl-optimization/37341
1214 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1215 to ORIG_BB, pass through ORIG_BB recursively.
1216 (cse_condition_code_reg): Adjust caller.
1218 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1220 * sdbout.c (sdbout_one_type): Treat the value type
1221 CONST_DECL for enumerals.
1223 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1225 * config/i386/i386.md: Remove trailing white spaces.
1227 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1229 PR rtl-optimization/37448
1230 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1231 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1233 (struct output_info) [count]: Renamed total_created and made
1235 (struct output_info) [size]: Renamed total_allocated and made
1237 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1238 Properly keep track of desc->size.
1239 (print_statistics, dump_alloc_pool_statistics): Enhance the
1240 printing of statistics to print the number of elements and to use
1243 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1246 * opts.h (CL_SAVE): Move up to flags range.
1247 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1248 CL_COMMON): Renumber.
1249 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1250 * opts.c (common_handle_option): Revert last change.
1252 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1254 * config/i386/i386-protos.h (ix86_schedule): New.
1256 * config/i386/i386.c (ix86_schedule): New.
1257 (override_options): Add schedule to processor_alias_table. Set
1258 ix86_schedule from the schedule field in processor_alias_table.
1259 (ix86_function_specific_save): Save ix86_schedule.
1260 (ix86_function_specific_restore): Restore ix86_schedule.
1262 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1263 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1266 * config/i386/i386.opt: Add schedule.
1268 * config/i386/ppro.md: Remove generic32.
1270 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1273 * expr.c (count_type_elements): Handle ERROR_MARK.
1275 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1280 * basic-block.h (struct edge_def): Add goto_block field.
1281 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1282 one insn with locus corresponding to edge's goto_locus if !optimize.
1283 * profile.c (branch_prob): Copy edge's goto_block.
1284 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1286 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1287 locator in between the merged basic blocks if !optimize and needed.
1288 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1289 goto_locus into RTL locator. For unconditional jump use that
1290 locator for the jump insn.
1291 (expand_gimple_cond): Convert goto_block and goto_locus into
1292 RTL locator for all remaining edges. For unconditional jump
1293 use that locator for the jump insn.
1294 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1295 there is more than one edge or insn locator along the forwarding
1296 edges and !optimize. If there is just one, set e->goto_locus.
1297 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1299 (move_block_to_fn): Adjust edge's goto_block.
1301 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1304 * expmed.c (expand_mult): Properly check DImode constant in
1307 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1310 * dwarf2out.c (common_block_die_table): New variable.
1311 (common_block_die_table_hash, common_block_die_table_eq): New
1313 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1314 COMMON block in the current scope rather than globally. Optimize
1315 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1316 DW_OP_addr SYMBOL_REF+off.
1318 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1320 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1321 Return true for non-addressable GIMPLE operands.
1323 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1326 * config/i386/i386.c (initial_ix86_tune_features): Remove
1327 X86_TUNE_USE_BIT_TEST.
1328 * config/i386/i386.h (ix86_tune_indices): Likewise.
1329 (TARGET_USE_BIT_TEST): Removed.
1331 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1333 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1335 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1337 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1338 (mul<mode>3_mul3): ... into this new template.
1340 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1342 * gimplify.c (gimplify_arg): Add location argument. Use it.
1343 (gimplify_call_expr): Pass location to gimplify_arg.
1344 (gimplify_modify_expr_to_memcpy): Same.
1345 (gimplify_modify_expr_to_memset): Same.
1347 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1349 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1350 Update calls to build_unary_op and build_indirect_ref for location
1353 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1356 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1357 * c-typeck.c (array_to_pointer_conversion): Pass location to
1359 (function_to_pointer_conversion): Use error_at and warning_at.
1360 (build_indirect_ref): Same.
1361 (build_array_ref): Pass location to build_binary_op.
1362 (parser_build_unary_op): Do not set location after calling
1364 (build_unary_op): Add location argument. Use it throughout. Set
1365 EXPR_LOCATION before returning new tree.
1366 (build_modify_expr): Same.
1367 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1369 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1370 build_indirect_ref, build_modify_expr.
1371 (c_finish_omp_for): Same. Use error_at instead of error.
1372 * c-common.c (c_common_truthvalue_conversion): Pass location to
1374 (warn_for_div_by_zero): Add location argument.
1375 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1376 build_unary_op, warn_for_div_by_zero.
1377 * c-parser.c (c_parser_typeof_specifier): Use
1378 protected_set_expr_location.
1379 (c_parser_statement_after_labels): Same.
1380 (c_parser_condition): Same.
1381 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1382 (c_parser_conditional_expression): Use protected_set_expr_location.
1383 (c_parser_unary_expression): Pass location to build_indirect_ref.
1384 (c_parser_postfix_expression_after_primary): Pass location to
1385 build_indirect_ref, build_unary_op.
1386 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1388 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1390 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1391 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1392 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1394 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1395 (mips_issue_rate): Handle PROCESSOR_R10000.
1396 * config/mips/mips.md (cpu): Add r10000.
1398 * config/mips/10000.md: New file.
1400 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1402 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1403 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1404 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1406 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1408 * config/darwin-protos.h (machopic_function_base_name): Delete.
1409 (machopic_function_base_sym): Likewise.
1410 (machopic_gen_offset): Declare.
1411 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1412 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1413 * config/darwin.c (machopic_function_base_name): Delete.
1414 (machopic_function_base_sym): Likewise.
1415 (gen_pic_offset): Rename to...
1416 (machopic_gen_offset): ...this and remove the pic_base argument.
1417 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1418 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1419 crtl->uses_pic_offset_table.
1420 (machopic_indirect_data_reference): Use new machopic_gen_offset
1422 (machopic_legitimize_pic_address): Likewise.
1423 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1425 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1426 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1427 * config/i386/i386.c (output_set_got): Likewise.
1428 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1430 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1431 (legitimate_address_p): Likewise.
1432 (output_pic_addr_const): Likewise.
1433 (output_addr_const_extra): Likewise.
1434 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1435 match an UNSPEC rather than a MINUS.
1436 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1437 (builtin_setjmp_receiver): Use machopic_gen_offset.
1438 * config/i386/predicates.md (pic_symbolic_operand): Handle
1439 UNSPEC_MACHOPIC_OFFSET.
1441 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1442 Use machopic_gen_offset and machopic_operand_p.
1443 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1444 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1445 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1446 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1447 Set crtl->uses_pic_offset_table.
1449 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1451 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1453 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1454 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1455 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1456 (constant_pool_expr_p): Use split_const and check the base.
1457 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1459 (legitimate_constant_pool_address_p): Check toc_relative_p
1460 instead of constant_pool_expr_p.
1461 (print_operand_address): Always use output_addr_const for
1462 constant pool addresses.
1463 (rs6000_output_addr_const_extra): New function.
1464 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1466 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1470 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1471 (mark_ref_live, mark_ref_dead): Use them.
1472 (def_conflicts_with_inputs_p): Remove.
1473 (mark_early_clobbers): New function.
1474 (process_bb_node_lives): Call preprocess_constraints and
1475 mark_early_clobbers.
1477 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1479 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1481 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1482 lib with -mthread switch.
1484 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1487 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1488 function in two, making it call a new and reusable
1489 dwarf2out_imported_module_or_decl() that takes the containing
1490 BLOCK of the declaration in argument.
1491 (dwarf2out_imported_module_or_decl_real): New function.
1492 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1493 IMPORTED_DECL in account.
1494 * tree.def: Added IMPORTED_DECL node type.
1495 * tree.h: Added accessors for IMPORTED_DECL nodes.
1496 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1498 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1500 * doc/gimple.texi: Fix some typos, wrap some long lines,
1501 fix some broken wraps with continuations.
1502 * tree-ssa-reassoc.c: Fix comment typos.
1504 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1507 * pa.c (legitimize_pic_address): Force function labels to memory in
1510 2008-10-04 Anton Blanchard <anton@samba.org>
1512 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1513 (rs6000_split_atomic_op): Same.
1514 (rs6000_split_compare_and_swap): Same.
1515 (rs6000_split_compare_and_swapqhi): Same.
1517 2008-10-04 Richard Guenther <rguenther@suse.de>
1519 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1520 instead of pointer equality.
1521 (vn_nary_op_eq): Likewise.
1523 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1525 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1527 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1528 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1530 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1532 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1533 Revert previous change.
1535 2008-10-03 Tom Tromey <tromey@redhat.com>
1537 * stringpool.c (ggc_alloc_string): Terminate string.
1539 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1541 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1542 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1543 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1546 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1549 2008-10-03 Pascal Obry <obry@adacore.com>
1551 * gcov.c (create_file_names): Properly handle UNIX and DOS
1552 directory separators.
1553 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1554 separator to '~' to ensure clean filenames on Windows.
1556 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1558 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1559 Add a null terminator to the stripped name.
1561 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1563 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1564 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1565 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1566 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1567 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1568 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1569 TARGET_SINGLE_FLOAT.
1571 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1573 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1575 2008-10-02 Richard Guenther <rguenther@suse.de>
1578 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
1579 and VECTOR_TYPE recurse with useless_type_conversion_p which
1580 properly handles void pointer conversion.
1582 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1585 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
1586 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
1588 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1590 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1591 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
1592 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
1593 they translate to non builtins.
1594 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
1595 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
1596 __builtin_vec_promote, __builtin_vec_extract, and
1597 __builtin_vec_insert.
1598 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
1599 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
1600 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
1601 * config/rs6000/altivec.h (vec_extract): Define
1602 (vec_insert): Define.
1603 (vec_splats): Define.
1604 (vec_promote): Define.
1606 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1607 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
1608 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1610 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
1612 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
1613 prototype. Add new parameter, blk.
1614 Use BLKmode for the MEM if blk is true.
1615 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
1616 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
1617 ALTIVEC_BUILTIN_STVRXL.
1618 Update usage of altivec_expand_lv_builtin.
1619 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
1620 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
1621 (altivec_init_builtins): If compiling for the Cell, also define the
1623 * config/rs6000/rs6000.h (rs6000_builtins): Define
1624 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
1625 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
1626 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
1627 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
1628 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
1629 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
1630 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
1631 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
1632 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
1633 UNSPEC_STVRX, and UNSPEC_STVRXL.
1634 (altivec_lvlx): New pattern.
1635 (altivec_lvlxl): New pattern.
1636 (altivec_lvrx): New pattern.
1637 (altivec_lvrxl): New pattern.
1638 (altivec_stvlx): New pattern.
1639 (altivec_stvlxl): New pattern.
1640 (altivec_stvrx): New pattern.
1641 (altivec_stvrxl): New pattern.
1642 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
1643 (vec_lvlxl): Likewise.
1644 (vec_lvrx): Define if PPU is defined.
1645 (vec_lvrxl): Likewise.
1646 (vec_stvlx): Define if PPU is defined.
1647 (vec_stvlxl): Likewise.
1648 (vec_stvrx): Define if PPU is defined.
1649 (vec_stvrxl): Likewise.
1651 2008-10-01 Geert Bosch <bosch@adacore.com>
1653 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
1655 2008-10-01 Richard Guenther <rguenther@suse.de>
1657 PR tree-optimization/37617
1658 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
1659 do not add to the NEW_SETS.
1661 2008-10-01 Richard Guenther <rguenther@suse.de>
1664 * tree-vrp.c (execute_vrp): If we optimized away the default
1665 case make sure to promote the label that got in place of it
1666 to a default case label.
1668 2008-10-01 Richard Henderson <rth@redhat.com>
1671 * tree-complex.c (set_component_ssa_name): Don't optimize
1672 is_gimple_min_invariant values with ssa_names in abnormal phis.
1674 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1676 PR tree-optimization/37662
1677 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
1678 commutative binary operation if they are in the wrong order and
1679 fold_build2 produces non-GIMPLE.
1681 2008-09-30 Jakub Jelinek <jakub@redhat.com>
1683 PR tree-optimization/37662
1684 PR tree-optimization/37663
1685 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
1686 get_value_range with non-SSA_NAME. Don't assert operands have been
1687 folded, instead just bail out.
1689 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1691 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
1693 2008-09-30 Richard Guenther <rguenther@suse.de>
1696 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
1697 build restrict-qualified pointers.
1698 (vectorizable_store): Move alias check later.
1699 (vectorizable_load): Likewise.
1701 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1703 * c-common.c (empty_if_body_warning): Remove.
1704 * c-common.h (empty_if_body_warning): Remove.
1705 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
1706 here the -Wempty-body warning for `if' and `else' statements.
1707 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
1709 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
1711 * config/i386/i386.opt: Add msse2avx.
1713 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
1714 * config/i386/linux64.h (ASM_SPEC): Likewise.
1716 * doc/invoke.texi: Document -msse2avx.
1718 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1720 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
1722 2008-09-29 Joseph Myers <joseph@codesourcery.com>
1724 * ifcvt.c (noce_emit_store_flag): If using condition from original
1725 jump, reverse it if if_info->cond was reversed.
1727 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1729 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1730 non-constant memory if it cannot be forced to constant memory.
1731 Overhaul surrounding code and factor out common condition.
1733 2008-09-29 Jeff Law <law@redhat.com>
1735 * reload1.c (alter_reg): Add missing curly braces.
1737 2008-09-29 Michael J. Eager <eager@eagercon.com>
1739 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1741 * config/rs6000/rs6000.c (rs6000_override_options): Move
1742 rs6000_init_hard_regno_mode_ok after all options changed.
1743 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1744 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1745 -msimple-fpu flags. Add warning messages if single FP not configured.
1746 (rs6000_file_start): Output gnu_attribute for single-float.
1747 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1748 (rs6000_legitimize_address): Likewise.
1749 (rs6000_legitimize_reload_address): Likewise.
1750 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1751 TARGET_SINGLE_FLOAT.
1752 (function_arg_advance): Likewise (partial conversion).
1753 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1754 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1755 TARGET_SINGLE_FLOAT.
1756 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1757 (rs6000_emit_prologue): Likewise.
1758 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1759 TARGET_SINGLE_FLOAT.
1760 (rs6000_libcall_value): Likewise.
1761 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1762 (TARGET_DOUBLE_FLOAT): New default to 1
1763 (TARGET_SIMPLE_FPU): New default to 0
1764 (TARGET_SINGLE_FPU): New default to 0
1765 (TARGET_SINGLE_FLOAT_MODE): New.
1766 (TARGET_DOUBLE_FLOAT_MODE): New.
1767 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1768 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1770 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1771 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1772 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1773 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1774 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1775 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1776 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1777 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1778 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1779 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1780 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1781 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1782 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1783 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1784 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1785 cmptf_internal1, *cmptf_internal2): Condition on
1786 TARGET_DOUBLE_FLOAT.
1787 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1788 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1789 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1790 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1791 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1792 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1793 TARGET_SINGLE_FLOAT.
1794 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1795 * config/rs6000/rs6000.opt (-msingle-float): New.
1796 (-mdouble-float): New.
1797 (-msimple-fpu): New.
1798 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1799 -msingle-float, -mdouble-float, -msimple-fpu options.
1800 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1801 _SOFT_DOUBLE for -msingle-float.
1802 * config.gcc: New config for target=powerpc-xilinx-eabi.
1804 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
1806 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
1807 have exit and entry.
1808 (new_scop): Take entry and exit edge to define new SCoP.
1809 (sd_region_p): New structure used during SCoP detection.
1810 (move_scops): Delete.
1811 (move_sd_regions): New.
1812 (scopdet_info): Change the definition from edges back to basic_blocks.
1813 (scopdet_edge_info): Work on basic_blocks and rename to
1814 scopdet_basic_block_info.
1815 (split_difficult_bb): At the moment removed. We should later
1816 add it at another place.
1817 (build_scops_1): Work on basic_blocks.
1818 (bb_in_sd_region): New.
1819 (find_single_entry_edge): New.
1820 (find_single_exit_edge): New.
1821 (create_single_entry_edge): New.
1822 (sd_region_without_exit): New.
1823 (create_single_exit_edge): New.
1824 (unmark_exit_edges): New.
1825 (mark_exit_edges): New.
1826 (create_sese_edges): New.
1827 (build_graphite_scops): New.
1828 (build_scops): Make SCoPs SESE.
1829 (limit_scops): Use the new functions.
1831 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
1833 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
1835 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1838 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
1839 address to a register before taking the lower part.
1841 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
1843 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
1846 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1847 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
1850 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
1851 the newly created variable.
1852 Create a VECTOR_CST of all 1s for vector types.
1854 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1857 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
1859 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1861 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
1862 order to convert between modes.
1863 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
1865 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
1867 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
1870 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
1873 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1877 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
1879 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
1880 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
1881 them to yield false with MIPS16.
1883 2008-09-26 Jakub Jelinek <jakub@redhat.com>
1886 * dwarf2out.c (tls_mem_loc_descriptor): New function.
1887 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
1888 mem_loc_descriptor failed. Accept UNSPEC.
1889 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
1890 fail if one of the loc_descriptor calls for pieces failed.
1891 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
1892 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
1893 if loc_descriptor_from_tree_1 on offset failed.
1896 * opts.c (common_handle_option): Don't call print_specific_help with
1897 CL_SAVE as first argument.
1899 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
1900 Steve Ellcey <sje@cup.hp.com>
1902 * configure: Regenerate for new libtool.
1903 * aclocal.m4: Ditto.
1905 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
1907 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
1908 alias set on MEM when saving stack pointer.
1909 * config/rs6000/rs6000.md (allocate_stack): Likewise
1911 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
1913 PR tree-optimization/37574
1914 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
1915 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
1916 instead of vector_type for constants. Take computation out of loop.
1917 (vect_get_vec_def_for_operand): Use only vectype for constant case,
1918 and use only vector_type for invariant case.
1919 (get_initial_def_for_reduction): Use vectype instead of vector_type.
1921 2008-09-25 Jakub Jelinek <jakub@redhat.com>
1924 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
1925 the decl is a VAR_DECL or FUNCTION_DECL.
1927 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1930 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1931 (mark_ref_live, mark_ref_dead): Use them.
1932 (def_conflicts_with_inputs_p): Remove.
1933 (mark_early_clobbers): New function.
1934 (process_bb_node_lives): Call preprocess_constraints and
1935 mark_early_clobbers.
1937 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
1939 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1942 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
1943 (ira_compress_allocno_live_ranges): New prototype.
1945 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
1946 (coalesced_allocnos_living_at_program_points): New.
1947 (coalesced_allocnos_live_at_points_p,
1948 set_coalesced_allocnos_live_points): New functions.
1949 (coalesce_spill_slots): Rewrite.
1951 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
1952 ira_compress_allocno_live_ranges): New functions.
1954 * ira-build.c (ira_flattening): Call
1955 ira_compress_allocno_live_ranges.
1958 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
1960 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
1963 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
1965 * combine.c (make_compound_operation): Handle the 'E' format.
1966 (count_rtxs): Likewise.
1967 (update_table_tick): Likewise.
1968 (get_last_value_validate): Likewise.
1970 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
1972 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
1974 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
1976 * matrix-reorg.c (transform_allocation_sites): Initializers
1977 added to avoid the warning.
1979 2008-09-25 Martin Jambor <mjambor@suse.cz>
1981 * cgraph.c (free_nodes): New variable.
1982 (NEXT_FREE_NODE): New macro.
1983 (cgraph_create_node): Reuse nodes from the free list. Do not
1984 update uid if doing so.
1985 (cgraph_remove_node): Add the node to the free list.
1987 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
1989 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1991 2008-09-24 Richard Henderson <rth@redhat.com>
1993 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
1994 * unwind-dw2.c (execute_stack_op): Handle it.
1996 2008-09-24 David Edelsohn <edelsohn@gnu.org>
1999 2008-09-24 Michael J. Eager <eager@eagercon.com>
2001 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
2003 * c-common.c (fname_decl): New location argument.
2004 * c-common.h (fname_decl): Same.
2005 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
2007 (c_parser_typeof_specifier): Same.
2008 (c_parser_parms_list_declarator): Same.
2009 (c_parser_asm_string_literal): Same.
2010 (c_parser_compound_statement_nostart): Same.
2011 (c_parser_label): Same.
2012 (c_parser_do_statement): Same.
2013 (c_parser_asm_statement): Same.
2014 (c_parser_unary_expression): Same.
2015 (c_parser_sizeof_expression): Same.
2016 (c_parser_postfix_expression): Same.
2017 (c_parser_pragma): Same.
2018 (c_parser_omp_clause_collapse): Same.
2019 (c_parser_omp_clause_num_threads): Same.
2020 (c_parser_omp_clause_schedule): Same.
2021 (c_parser_omp_all_clauses): Same.
2022 (c_parser_omp_sections_scope): Same.
2023 (c_parser_omp_for_loop): Same. Pass condition's location to
2024 c_objc_common_truthvalue_conversion.
2025 (c_parser_enum_specifier): Remove comment.
2027 2008-09-24 Michael J. Eager <eager@eagercon.com>
2029 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2031 * config/rs6000/rs6000.c (rs6000_override_options): Move
2032 rs6000_init_hard_regno_mode_ok after all options changed.
2033 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2034 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2035 -msimple-fpu flags. Add warning messages if single FP not configured.
2036 (rs6000_file_start): Output gnu_attribute for single-float.
2037 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2038 (rs6000_legitimize_address): Likewise.
2039 (rs6000_legitimize_reload_address): Likewise.
2040 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2041 TARGET_SINGLE_FLOAT.
2042 (function_arg_advance): Likewise.
2043 (function_arg): Likewise.
2044 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2045 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2046 TARGET_SINGLE_FLOAT.
2047 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2048 (rs6000_emit_prologue): Likewise.
2049 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2050 TARGET_SINGLE_FLOAT.
2051 (rs6000_libcall_value): Likewise.
2052 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2053 (TARGET_DOUBLE_FLOAT): New default to 1
2054 (TARGET_SIMPLE_FPU): New default to 0
2055 (TARGET_SINGLE_FPU): New default to 0
2056 (TARGET_SINGLE_FLOAT_MODE): New.
2057 (TARGET_DOUBLE_FLOAT_MODE): New.
2058 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2059 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2061 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2062 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2063 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2064 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2065 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2066 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2067 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2068 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2069 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2070 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2071 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2072 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2073 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2074 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2075 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2076 cmptf_internal1, *cmptf_internal2): Condition on
2077 TARGET_DOUBLE_FLOAT.
2078 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2079 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2080 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2081 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2082 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2083 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2084 TARGET_SINGLE_FLOAT.
2085 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2086 * config/rs6000/rs6000.opt (-msingle-float): New.
2087 (-mdouble-float): New.
2088 (-msimple-fpu): New.
2089 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2090 -msingle-float, -mdouble-float, -msimple-fpu options.
2091 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2092 _SOFT_DOUBLE for -msingle-float.
2093 * config.gcc: New config for target=powerpc-xilinx-eabi.
2095 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2097 * config/sparc/constraints.md: New file.
2098 * config/sparc/sparc.md: Include it.
2099 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
2100 (sparc_extra_constraint_check): Delete.
2101 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
2102 (memory_ok_for_ldd): New predicate.
2103 (sparc_extra_constraint_check): Delete.
2104 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
2105 (CONST_OK_FOR_LETTER_P): Likewise.
2106 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2107 (EXTRA_CONSTRAINT): Likewise.
2109 2008-08-23 Steve Ellcey <sje@cup.hp.com>
2111 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
2113 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2115 * alias.c (find_base_value): Use FIND_BASE_TERM.
2116 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
2118 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2120 * config/i386/i386.c: Include cselib.h.
2121 (ix86_pic_register_p): New function.
2122 (ix86_delegitimize_address): Use it to check for the PIC register.
2124 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2126 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
2127 * config/i386/i386.c (ix86_find_base_term): Don't check for
2128 SYMBOL_REF and LABEL_REF.
2130 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2132 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
2133 constant PLUS in a CONST.
2135 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
2137 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
2138 check for sibcall support for w64.
2140 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2142 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2144 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
2146 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
2147 parser_build_binary_op.
2148 * c-decl.c (build_enumerator): Pass location to build_binary_op.
2149 * c-typeck.c (build_array_ref): Same.
2150 (parser_build_unary_op): New location argument.
2151 (pointer_diff): Pass location to build_binary_op,
2152 c_objc_common_truthvalue_conversion.
2153 (build_modify_expr): Same.
2154 (build_unary_op): New location argument.
2155 (build_binary_op): New location argument.
2156 (c_objc_common_truthvalue_conversion): Pass location to
2157 c_*common_truthvalue_conversion.
2158 * c-convert.c (convert): Same.
2159 * c-common.c (binary_op_error): New location argument.
2160 (pointer_int_sum): Pass location to build_binary_op.
2161 (c_common_truthvalue_conversion): New location argument.
2162 (warn_for_sign_compare): Same.
2163 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2164 binary_op_error, build_binary_op, warn_for_sign_compare.
2165 * c-parser.c (c_parser_condition): Pass location to
2166 c_*common_truthvalue_conversion.
2167 (c_parser_conditional_expression): Save condition's location and pass
2169 (c_parser_binary_expression): Same, but for the binary operator's
2171 (c_parser_omp_for_loop): Pass location to
2172 c_objc_common_truthvalue_conversion.
2174 2008-09-23 Martin Jambor <mjambor@suse.cz>
2176 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2177 (cgraph_node_remove_callees): New temporary f. Hold the next item
2179 (cgraph_node_remove_callers): Likewise.
2181 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2182 (ipa_node_removal_hook): Likewise.
2184 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2185 gimple_call_copy_skip_args and moved to the gimple_call section.
2186 * gimple.c (gimple_copy_call_skip_args): Renamed to
2187 gimple_call_copy_skip_args. Changed al users.
2189 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2191 * ira-color.c (start_allocno_priorities): Rename to
2192 setup_allocno_priorities. Use costs and
2193 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2194 range lengths. Get rid off doubles.
2195 (ira_fast_allocations): Call start_allocno_priorities.
2197 2008-09-22 David Daney <ddaney@avtrex.com>
2200 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2201 register if TARGET_LONG_CALLS.
2203 2008-09-22 Richard Guenther <rguenther@suse.de>
2205 PR tree-optimization/37145
2206 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2207 value-numbering union accesses with their offset and size only.
2208 (visit_reference_op_load): Fix simplification of inserted conversions.
2209 * tree-ssa-pre.c (find_or_generate_expression): Do not
2210 recursively generate expressions if running FRE.
2212 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2214 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2215 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2218 2008-09-22 Richard Guenther <rguenther@suse.de>
2220 PR tree-optimization/37145
2221 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2222 (phi_translate_1): Constant fold references.
2224 2008-09-22 Ira Rosen <irar@il.ibm.com>
2226 PR tree-optimization/37482
2227 * tree-vectorizer.h (struct _slp_instance): Add new field.
2228 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2229 (get_earlier_stmt): New function.
2230 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2232 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2233 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2234 asserts that GSI points to the scalar statement being vectorized.
2235 Set new statement location according to GSI.
2236 (vect_schedule_slp_instance): Use GSI of
2237 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2239 2008-09-21 Jan Hubicka <jh@suse.cz>
2241 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2242 (ipcp_insert_stage): Update dead_nodes bitmap.
2244 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2247 * config/i386/t-cygming (SHLIB_LC): Remove.
2248 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2249 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2251 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2255 * final.c (mark_symbol_ref_as_used): New helper function.
2256 (output_operand): Instead of just looking inside MEMs for
2257 SYMBOL_REFs, use new helper function and for_each_rtx.
2258 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2259 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2260 Make head comment more general.
2261 * config/darwin.c (machopic_output_indirection): Handle weak
2262 references here, like in assemble_external.
2264 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2266 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2267 (sparc_emit_float_lib_cmp): Change return type.
2268 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2269 (gen_compare_operator): New function.
2270 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2271 the comparison sequence. Minor tweaks.
2272 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2273 that the final operator and the result of sparc_emit_float_lib_cmp
2274 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2275 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2276 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2277 result of sparc_emit_float_lib_cmp match for software TFmode.
2278 (movqicc, movhicc, movsicc, movdicc): Merge into...
2279 (mov<I:mode>cc): ...this.
2280 (movsfcc, movdfcc, movtfcc): Merge into...
2281 (mov<F:mode>cc): ...this.
2282 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2284 (mov<I:mode>_cc_v9): ...this.
2285 (movdi_cc_sp64_trunc): Delete.
2286 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2287 movdi_cc_reg_sp64): Merge into...
2288 (mov<I:mode>_cc_reg_sp64): ...this.
2289 (movsf_cc_sp64): Rename into...
2290 (movsf_cc_v9): ...this.
2291 (movdf_cc_sp64): Rename into...
2292 (movdf_cc_v9): ...this.
2293 (movtf_cc_hq_sp64): Rename into...
2294 (movtf_cc_hq_v9): ...this.
2295 (movtf_cc_sp64): Rename into...
2296 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2298 2008-09-21 Diego Novillo <dnovillo@google.com>
2300 * doc/gccint.texi: Include generic.texi and gimple.texi.
2302 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2303 (GIMPLE): Move to gimple.texi.
2304 (Annotations): Remove references to to stmt_ann_t and
2306 (SSA Operands): Rename from 'Statement Operands'.
2307 * doc/generic.texi: New.
2308 * doc/gimple.texi: New.
2309 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2310 * Makefile.in (TEXI_GCCINT_FILES):
2311 * gimple.c (gimple_copy_call_skip_args): Rename from
2312 giple_copy_call_skip_args. Update all users.
2313 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2315 2008-09-21 Ira Rosen <irar@il.ibm.com>
2317 PR tree-optimization/37539
2318 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2319 statement in related statement field only for the first load of the
2320 group of loads with the same data reference.
2322 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2324 * config/mips/mips.h (TUNE_OCTEON): New macro.
2325 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2326 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2327 * config/mips/octeon.md: New file.
2328 * config/mips/mips.md: Include octeon.md. Restore
2329 semi-alphabetical order of include files.
2331 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2334 * config/i386/i386.md (*jcc_fused_1): Removed.
2335 (*jcc_fused_2): Likewise.
2336 (*jcc_fused_3): Likewise.
2337 (*jcc_fused_4): Likewise.
2339 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2341 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2342 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2343 * target.h (gcc_target): Add ira_cover_classes.
2344 * ira.c: Remove IRA_COVER_CLASSES guards.
2345 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2346 instead of IRA_COVER_CLASSES.
2347 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2348 (setup_class_translate): Likewise.
2349 (setup_reg_class_intersect_union): Likewise.
2350 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2351 test of targetm.ira_cover_classes.
2352 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2353 of IRA_COVER_CLASSES.
2354 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2355 (TARGET_INITIALIZER): Include it.
2356 * targhooks.h (default_ira_cover_classes): Declare.
2357 * targhooks.c (default_ira_cover_classes): New function.
2359 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2361 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2363 2008-09-19 Ian Lance Taylor <iant@google.com>
2365 * varasm.c (narrowing_initializer_constant_valid_p): Return
2366 NULL_TREE if ENDTYPE is not an integer.
2368 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2371 * tree-ssa.c (execute_update_addresses_taken): Also update
2372 DECL_GIMPLE_REG_P for vector and complex types.
2374 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2375 Jan Hubicka <jh@suse.cz>
2378 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2379 empty before freeing them.
2380 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2382 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2384 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2385 * config/xtensa/predicates.md (tls_symbol_operand): New.
2386 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2387 (TARGET_CANNOT_FORCE_MEM): Define.
2388 (xtensa_tls_symbol_p): New.
2389 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2390 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2391 (xtensa_tls_module_base): New.
2392 (xtensa_call_tls_desc): New.
2393 (xtensa_legitimize_tls_address): New.
2394 (xtensa_legitimize_address): Handle TLS symbols.
2395 (xtensa_tls_referenced_p_1): New.
2396 (xtensa_tls_referenced_p): New.
2397 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2399 (XTENSA_BUILTIN_THREAD_POINTER): New.
2400 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2401 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2402 builtin. Add declarations for __builtin_thread_pointer and
2403 __builtin_set_thread_pointer.
2404 (xtensa_fold_builtin): Recognize new builtins.
2405 (xtensa_expand_builtin): Expand new builtins.
2406 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2407 (TARGET_THREADPTR): Define.
2408 (HAVE_AS_TLS): Define default value.
2409 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2410 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2411 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2412 (UNSPECV_SET_TP): New.
2413 (sym_TPOFF, sym_DTPOFF): New.
2414 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2415 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2416 * configure: Regenerated.
2418 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2421 * config/ia64/ia64.c (ia64_optimization_options): Move
2422 checking and setting flag_schedule_insns_after_reload and
2423 ia64_flag_schedule_insns2 back to ...
2424 (ia64_override_options): Here.
2426 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2429 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2430 zero extend count after the correction to it is done.
2431 (doloop_optimize): Update call to doloop_modify, don't zero extend
2434 2008-09-18 Martin Jambor <mjambor@suse.cz>
2436 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2438 * ipa-prop.c: Correct comments.
2439 * ipa-prop.h: Likewise.
2441 2008-09-18 Jan Hubicka <jh@suse.cz>
2444 * ipa-reference.c (ipa_reference_local_vars_info_d,
2445 ipa_reference_global_vars_info_d,
2446 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2447 ipa_reference_vars_info_t): Move here from ipa-reference.h
2448 (node_duplication_hook_holder, node_removal_hook_holder): New.
2449 (get_reference_vars_info_from_cgraph): Rename to ...
2450 (get_reference_vars_info): ... this one, use cgraph uids.
2451 (get_local_reference_vars_info, get_global_reference_vars_info):
2452 Use cgraph instead of decl.
2453 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2455 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2456 ipa_reference_get_written_global,
2457 ipa_reference_get_not_written_global): Use cgraph argument.
2458 (check_call): Simplify avail check.
2459 (scan_stmt_for_static_refs): Update.
2460 (propagate_bits): Update.
2461 (merge_callee_local_info): Remove.
2462 (init_function_info): Use cgraph nodes.
2463 (clean_function_local_data): Break out from ...
2464 (clean_function): ... here.
2465 (copy_local_bitmap, copy_global_bitmap): New functions.
2466 (duplicate_node_data, remove_node_data): New functions.
2467 (generate_summary): Register hooks; use visibility instead of
2469 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2470 * ipa-reference.h (ipa_reference_local_vars_info_d,
2471 ipa_reference_global_vars_info_d,
2472 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2473 ipa_reference_vars_info_t): Move to ipa-reference.c
2474 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2476 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2477 ipa_reference_get_not_read_global,
2478 ipa_reference_get_not_written_global): Update prototype.
2479 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2480 (init_state): Remove.
2481 (node_duplication_hook_holder, node_removal_hook_holder): New.
2482 (get_function_state, set_function_state): Use VECtor.
2483 (analyze_function): Check body availability.
2484 (add_new_function): Likewise.
2485 (duplicate_node_data, remove_node_data): New.
2486 (generate_summary): Register hooks; do not care about clones.
2487 (propafate): Do not care about clones; recursive functions are
2489 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2490 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2491 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2493 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2494 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2495 Update call of ipa-reference accesors.
2497 2008-09-18 Simon Baldwin <simonb@google.com>
2499 * c-opts.c (c_common_handle_option): Add handling for
2500 -Wbuiltin-macro-redefined command line option.
2501 * c.opt: Added builtin-macro-redefined option.
2502 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2505 2008-09-18 Richard Guenther <rguenther@suse.de>
2507 PR tree-optimization/37258
2508 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2509 and signedness for integral types.
2510 (vn_phi_eq): Require compatible types.
2512 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2515 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2516 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2518 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2519 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2520 ggc_free other TREE_LIST nodes from that chain.
2521 * function.c (instantiate_decls): Instantiate also DECL_RTL
2522 of vars in cfun->local_decls, free that list afterwards.
2524 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2526 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2527 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2529 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2531 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2532 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2534 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2536 PR tree-optimization/37102
2537 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2538 from a node. Check to see if another PHI is dead.
2539 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2540 remove real PHIs which have no uses.
2541 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2543 2008-09-18 Richard Guenther <rguenther@suse.de>
2546 * tree-cfg.c (remove_useless_stmts_1): Remove
2547 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2549 2008-09-18 Nick Clifton <nickc@redhat.com>
2551 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2552 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2553 to frv_secondary_reload_class.
2554 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2555 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2556 (frv_secondary_reload_class): Omit unused parameter.
2557 (frv_secondary_reload): New function. Handle the case when
2558 secondary_reload_class() is called before the reload_(in|out)
2559 _optabs have been initialised.
2560 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2562 * config/frv/frv.md: Define an exclusion set between fr550_m0
2565 2008-09-18 Richard Guenther <rguenther@suse.de>
2567 PR tree-optimization/37456
2568 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2569 want to insert after ends a BB insert on the single fallthru
2572 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2574 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2575 Mention -march=z9-109, z9-ec and z10.
2577 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
2579 PR rtl-optimization/37544
2580 * regrename.c (maybe_mode_change): Exit early when copy_mode
2581 is narrower than orig_mode and narrower than new_mode.
2583 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
2586 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
2588 * sched-rgn.c (ref_counts): Remove.
2589 (insn_referenced): New static variable.
2590 (INSN_REF_COUNT): Remove.
2591 (sched_run_compute_dependencies): Use insn_referenced instead of
2593 (add_branch_dependences): Likewise. Delete dead assignment.
2595 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
2597 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
2598 consumer is an asm. Add comment why this is important.
2599 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
2600 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2602 2008-09-17 Joseph Myers <joseph@codesourcery.com>
2604 * expr.c (emit_group_store): Do not shift before moving via a
2607 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
2609 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
2610 from aggregate to non-aggregate type if the bit pattern is not fully
2611 preserved afterwards.
2613 2008-09-17 Richard Guenther <rguenther@suse.de>
2615 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
2616 (verify_gimple_assign): ... this. Split into ...
2617 (verify_gimple_assign_unary): ... this,
2618 (verify_gimple_assign_binary): ... that,
2619 (verify_gimple_assign_single): ... and this.
2620 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
2621 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
2622 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
2623 (verify_types_in_gimple_reference): Be forgiving with
2625 (verify_gimple_phi): Deal with virtual operands.
2627 * tree.def (PREDICT_EXPR): Change to tcc_expression.
2629 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2631 * tree.c (get_callee_fndecl): Don't call the language hook.
2632 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
2633 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
2634 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
2636 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2638 * tree.c (protected_set_expr_location): Don't unnecessarily
2639 check for error_mark_node.
2641 2008-09-17 Art Haas <ahaas@impactweather.com>
2643 * ipa-reference.c (analyze_function): Declare step only if
2644 ENABLE_CHECKING is defined.
2646 2008-09-17 Jan Hubicka <jh@suse.cz>
2649 * tree.h (DECL_INLINE): remove.
2650 (DECL_DECLARED_INLINE_P): Update docs.
2651 (DECL_NO_INLINE_WARNING_P): new.
2652 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
2653 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
2655 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2656 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2659 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
2662 2008-09-17 Jan Hubicka <jh@suse.cz>
2664 * ipa-reference.c (ipa_obstack): Remove.
2665 (local_info_obstack, global_info_obstack): New.
2666 (add_static_var): We now handle variables only.
2667 (mark_address_taken, mark_load, mark_store): New functions based on ...
2668 (check_operand): ... remove.
2669 (get_asm_stmt_operands): Rename to ...
2670 (check_asm_memory_clobber): ... this. Look only for memory clobber.
2671 (scan_stmt_for_static_refs): Rewrite.
2672 (scan_op_for_static_refs): Rename to ...
2673 (scan_initializer_for_static_refs): do not look for VAR_DECL
2674 initializers; stop recursion on types and decls.
2675 (ipa_init): Use proper obstacks.
2676 (analyze_variable): Use scan_initializer_for_static_refs.
2677 (init_function_info): Use local obstack.
2678 (analyze_function): Simplify.
2679 (add_new_function): We don't need visited_nodes obstack.
2680 (generate_summary): Use proper obstacks; cleanup after propagation.
2682 2008-09-17 Richard Guenther <rguenther@suse.de>
2685 PR tree-optimization/37491
2686 * alias.c (get_alias_set): Use the canonical type.
2687 * tree-vect-transform.c (vectorizable_store): Use the type of
2688 the lhs for the vector type. Adjust checking.
2689 (vectorizable_load): Adjust checking.
2691 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2692 Adam Nemet <anemet@caviumnetworks.com>
2694 PR rtl-optimization/37483
2695 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
2696 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
2697 Rearrange code to better match the original comment. Check
2698 t_unconditional first. Improve comment.
2700 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2703 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
2704 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
2707 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
2708 GIMPLE_TRY if cleanup sequence is empty.
2710 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
2713 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
2714 eliminate IV if the cost are the same.
2716 2008-09-16 Richard Guenther <rguenther@suse.de>
2719 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
2722 2008-09-16 Richard Guenther <rguenther@suse.de>
2724 PR tree-optimization/37508
2725 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
2727 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
2729 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
2731 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2733 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
2734 use gen_floatdidf2 directly.
2735 (floatunssidf2): Likewise.
2736 (floatsidf_ppc64_mfpgpr): Remove.
2737 (floatsidf_ppc64): Remove.
2738 (floatunssidf_ppc64): Remove.
2740 2008-09-15 Jakub Jelinek <jakub@redhat.com>
2742 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
2743 rather than update_cost_queue.
2745 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
2746 in every call starting with the second one, instead of only when
2747 alias_bitmap_obstack.elements != NULL.
2749 * tree-predcom.c (filter_suitable_components): Free all refs in
2750 act->refs vector before calling release_component.
2751 (add_ref_to_chain): Free ref if not adding it to chain->refs.
2753 * tree-data-ref.c (free_subscripts): Free all subscript objects.
2755 * tree-loop-linear.c (linear_transform_loops): Initialize
2756 lambda_obstack only after calling perfect_loop_nest_depth.
2757 Goto free_and_continue instead of just continue for later failures.
2760 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
2763 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
2765 2008-09-14 Andreas Schwab <schwab@suse.de>
2767 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
2769 2008-09-14 Jan Hubicka <jh@suse.cz>
2771 * invoke.texi (-fconserve-stack): Document.
2772 * opts.c (decode_options): Handle conserve_stack.
2773 * common.opt (fconvserve_stack): New.
2775 2008-09-14 David Edelsohn <edelsohn@gnu.org>
2777 * config.host: Add x-aix to host_xmake_file.
2778 * config/rs6000/t-aix52: Do not override LDFLAGS.
2779 * config/rs6000/x-aix: New file.
2781 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
2787 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
2788 is not recognized as a valid register usage. Allow REG_X to be used
2790 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
2791 forces a reload when using a base register.
2793 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
2795 * config/i386/cygming-crtend.c (register_frame_ctor): If
2796 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
2797 directly with atexit.
2798 (deregister_frame_ctor): Rename to ...
2799 (deregister_frame_dtor): Use to call __gcc_deregister_frame
2800 if !DEFAULT_USE_CXA_ATEXIT.
2802 2008-09-13 Jan Hubicka <jh@suse.cz>
2804 * cgraph.c: Include value-prof.h
2805 * Makefile.in (cgraph.o): Add value-prof.h dependency.
2807 2008-09-13 Jan Hubicka <jh@suse.cz>
2810 * tree-profile.c (add_abnormal_goto_call_edges): New function.
2811 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
2812 tree_gen_one_value_profiler, tree_gen_average_profiler,
2813 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
2815 2008-09-13 Jan Hubicka <jh@suse.cz>
2817 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
2818 too many bytes on misalligned blocks.
2820 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2822 * doc/cfg.texi: Fix some typos.
2823 * doc/extend.texi: Likewise.
2824 * doc/install.texi: Likewise.
2825 * doc/invoke.texi: Likewise.
2826 * doc/rtl.texi: Likewise.
2827 * doc/tree-ssa.texi: Likewise.
2829 2008-09-13 Richard Guenther <rguenther@suse.de>
2832 * tree-nested.c (finalize_nesting_tree_1): Generate valid
2833 gimple stores for memory rhs.
2835 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
2837 PR rtl-optimization/37489
2838 * cse.c (fold_rtx): Don't return const_true_rtx for float
2839 compare if FLOAT_STORE_FLAG_VALUE is undefined.
2841 2008-09-13 Jan Hubicka <jh@suse.cz>
2843 PR tree-optimization/37392
2844 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
2846 2008-09-13 Martin Jambor <mjambor@suse.cz>
2847 Jan Hubicka <jh@suse.cz>
2849 * cgraph.c (free_edges): New variable.
2850 (NEXT_FREE_EDGE): New macro.
2851 (cgraph_free_edge): New function.
2852 (cgraph_remove_edge): Call cgraph_remove_edge_1.
2853 (cgraph_node_remove_callees): Likewise.
2854 (cgraph_node_remove_callers): Likewise.
2855 (cgraph_create_edge): Reuse edges from the free list. Do not
2856 update uid if doing so.
2857 (cgraph_remove_*_hook): Add free call.
2859 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
2861 * ira-color.c (conflict_allocno_vec): Delete.
2862 (update_cost_queue_elem): New structure.
2863 (update_cost_queue): New variable.
2864 (update_cost_queue_tail): Likewise.
2865 (update_cost_queue_elems): Likewise.
2866 (allocno_update_cost_check): Delete.
2867 (initiate_cost_update): Allocate update_cost_queue_elems
2868 instead of allocno_update_cost_check.
2869 (finish_cost_update): Update the free()s accordingly.
2870 (start_update_cost): New function.
2871 (queue_update_cost): Likewise.
2872 (get_next_update_cost): Likewise.
2873 (update_copy_costs_1): Inline into...
2874 (update_copy_costs): ...here. Use a queue instead of recursive calls.
2875 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
2876 once we've established they are equal. Don't allocate update
2877 costs if there is nothing to add to them.
2878 (update_conflict_hard_regno_costs): Remove ALLOCNO and
2879 DIVISOR arguments. Use a queue instead of recursive calls;
2880 process all the allocnos in the initial queue, rather than
2882 (assign_hard_reg): Use queue_update_cost instead of
2883 conflict_allocno_vec. Queue coalesced allocnos instead
2884 of calling update_conflict_hard_regno_costs for each one.
2885 Just call update_conflict_hard_regno_costs once for the
2887 (ira_color): Remove conflict_allocno_vec handling.
2889 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2891 PR tree-optimization/37484
2892 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
2893 (save_var_name): Same.
2894 (initialize_cloog_names): Same.
2895 (initialize_cloog_names): Same.
2897 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2899 * tree-scalar-evolution.c (set_instantiated_value): Set
2902 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
2906 * ira-build.c (common_loop_tree_node_dominator): Remove.
2907 (copy_live_ranges_to_removed_store_destinations): New function.
2908 (regno_top_level_allocno_map): Move to top level from ...
2909 (ira_flattening): ... here. Use
2910 copy_live_ranges_to_removed_store_destinations.
2912 * ira-emit.c (generate_edge_moves): Fix a comment.
2914 2008-09-12 Anatoly Sokolov <aesok@post.ru>
2917 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
2918 scratch register after 'set' pattern.
2920 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2922 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
2923 information passed to mark_reg_pointer.
2924 * explow.c (force_reg): Likewise.
2926 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2928 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
2929 when building for the celledp architecture.
2931 2008-09-12 Richard Guenther <rguenther@suse.de>
2933 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
2935 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
2937 PR rtl-optimization/37424
2938 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
2939 the regnos instead of the addresses.
2941 2008-09-11 Janis Johnson <janis187@us.ibm.com>
2943 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
2945 2008-09-11 Richard Guenther <rguenther@suse.de>
2947 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
2948 entering the weaker equivalence recording.
2950 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
2952 2008-09-11 Jeff Law <law@redhat.com>
2954 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
2955 by assign_stack_local on the IRA path for stack slot sharing
2956 as well as the non-IRA path.
2958 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
2960 * config/i386/i386.h: Fix whitespace issues.
2962 2008-09-11 Martin Jambor <mjambor@suse.cz>
2964 * ipa-prop.h (struct ipa_param_flags): Removed.
2965 (struct ipa_param_descriptor): New structure.
2966 (struct ipa_node_params): ipcp_lattices, param_decls and
2967 param_flags moved to ipa_param_description.
2968 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
2969 descriptors. Renamed all users.
2970 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
2971 changed to access descriptors. Renamed all users.
2972 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
2973 to access descriptors. Renamed all users.
2974 * ipa-cp.c (ipcp_init_cloned_node): Call
2975 ipa_initialize_node_params instead of ipa_count_formal_params and
2976 ipa_create_param_decls_array.
2977 (ipcp_analyze_node): Likewise.
2978 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
2979 descriptors. Renamed all users.
2980 (ipcp_initialize_node_lattices): Remove allocation.
2981 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2982 ipa_initialize_node_params instead of ipa_count_formal_params and
2983 ipa_create_param_decls_array.
2984 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
2985 ipa_populate_param_decls, made static, added parameter info,
2986 renamed mt to node, removed allocation, changed to use
2988 (ipa_count_formal_params): Made static, added parameter info,
2990 (ipa_initialize_node_params): New function.
2991 (ipa_check_stmt_modifications): Changed to use descriptors.
2992 (ipa_detect_param_modifications): Removed allocation, changed to
2994 (ipa_note_param_call): Changed to use descriptors.
2995 (ipa_analyze_params_uses): Removed allocation.
2996 (ipa_free_node_params_substructures): Changed to use descriptors.
2997 (ipa_edge_duplication_hook): Use the unused attribute.
2998 (ipa_node_duplication_hook): Use the unused attribute, changed to
2999 use descriptors, changed to duplicate descriptors.
3001 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
3002 changed all callers. Call ipa_propagate_indirect_call_infos if doing
3003 indirect inlining. Made static.
3004 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
3005 functions called only once.
3006 (cgraph_decide_recursive_inlining): Don't call
3007 ipa_propagate_indirect_call_infos, pass new_edges to
3008 cgraph_mark_inline_edge instead.
3009 (cgraph_decide_inlining_of_small_functions): Don't call
3010 ipa_propagate_indirect_call_infos, pass new_edges to
3011 cgraph_mark_inline_edge instead.
3012 (cgraph_decide_inlining): Don't call
3013 ipa_propagate_indirect_call_infos.
3014 * ipa-prop.c: Check that vectors are allocated.
3016 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
3017 iff a new cgraph edges have been created.
3018 (cgraph_decide_inlining): New variable redo_always_inline.
3019 Flattening and always_inlining loop until callgraph stabilizes.
3020 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
3021 true iff new cgraph edges have been created.
3022 (propagate_info_to_inlined_callees): Likewise.
3023 (ipa_propagate_indirect_call_infos): Likewise.
3025 2008-09-11 Richard Guenther <rguenther@suse.de>
3027 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
3028 (set_prologue_iterations): Likewise.
3029 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3031 (vect_update_init_of_dr): Likewise.
3032 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
3034 * fold-const.c (fold_unary): Do not generate calculations
3037 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
3039 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
3040 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
3041 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
3043 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
3045 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
3046 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
3047 before finalizing the changes.
3048 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
3050 (simplify_truth_ops_using_ranges): New.
3051 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
3052 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
3053 whether a simplification was made.
3054 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
3055 use a switch statement and also call simplify_truth_ops_using_ranges.
3057 2008-09-11 Jan Hubicka <jh@suse.cz>
3059 * ggc-common.c (loc_array): Make static.
3060 * dce.c (rest_of_handle_ud_dce): Free worklist.
3062 2008-09-11 Jan Hubicka <jh@suse.cz>
3064 * cgraph.c (cgraph_release_function_body): Plug memory leak on
3065 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
3066 function so we are sure we do not dangle it forever.
3067 * function.c (outer_function_chain, find_function_data): Remove.
3068 (function_context_stack): New.
3069 (push_function_context, pop_function_context): Update.
3070 * function.h (struct function): Remove pointer outer.
3071 (outer_function_chain, find_function_data): Remove.
3072 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
3074 2008-09-11 Jan Hubicka <jh@suse.cz>
3077 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
3079 2008-09-11 Jan Hubicka <jh@suse.cz>
3081 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
3083 2008-09-11 Jan Hubicka <jh@suse.cz>
3085 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
3086 (free_var_map_entry): New function.
3087 (redirect_edge_var_map_destroy): Use it.
3089 2008-09-11 Jan Hubicka <jh@suse.cz>
3092 * tree-inline.c (add_lexical_block): Replace with ...
3093 (prepend_lexical_block): ... prepend at begginig.
3094 (remap_blocks): Use it and reverse later.
3095 (expand_call_inline): Use prepend_lexical_block.
3097 2008-09-11 Jan Hubicka <jh@suse.cz>
3099 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
3101 2008-09-11 Jan Hubicka <jh@suse.cz>
3103 * function.c (free_after_compilation): Call insn_locators_free.
3104 * cfglayout.c (insn_locators_free): New function.
3105 * rtl.h (insn_locators_free): Declare.
3107 2008-09-11 Jan Hubicka <jh@suse.cz>
3109 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
3111 (cond_move_process_if_block): Update call.
3113 2008-09-11 Jan Hubicka <jh@suse.cz>
3115 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
3116 * vec.c: Include hashtab.h
3117 (vec_descriptor, ptr_hash_entry): New structures.
3118 (vec_desc_hash, vec_ptr_map): New static variables.
3119 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
3120 register_overhead, free_overhead, vec_heap_free): New functions.
3121 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
3122 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
3123 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
3126 2008-09-11 Ira Rosen <irar@il.ibm.com>
3128 PR tree-optimization/37474
3129 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
3130 length of load permutation.
3132 2008-09-11 Andreas Schwab <schwab@suse.de>
3134 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
3136 2008-09-11 Jakub Jelinek <jakub@redhat.com>
3139 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
3140 * dse.c (find_shift_sequence): Use extract_low_bits instead of
3141 simplify_gen_subreg.
3143 2008-09-11 Ira Rosen <irar@il.ibm.com>
3145 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
3148 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3151 * gimplify.c (gimplify_body): Call default_rtl_profile.
3154 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3155 instead of tok->val.node if not expanding to something else. Handle
3156 intervening CPP_PADDING tokens.
3157 (altivec_categorize_keyword): Remove unneeded comparisons.
3159 2008-09-10 Richard Guenther <rguenther@suse.de>
3161 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3163 2008-09-10 Richard Guenther <rguenther@suse.de>
3166 * tree-inline.c (insert_init_stmt): Make sure to not
3167 insert invalid gimple stores.
3169 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3171 PR tree-optimization/37388
3172 * toplev.c (process_options): Fail and warn when graphite
3173 flags are used, but the compiler has not been configured
3174 with graphite libraries.
3175 * graphite.c (graphite_transform_loops): Remove printfs
3176 to dump_file for the case when graphite is not available.
3178 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3181 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3182 the even element into register.
3183 (ix86_expand_vector_init_general): Don't use
3184 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3185 if we can't move from GPR to SSE register directly.
3187 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3189 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3190 not lose track of the number of NOPs needed. Number of NOPs needed
3191 for sync vs. loads workaround was switched; corrected. Run second
3192 pass for all workarounds. No NOPs needed after call insns. Change
3193 second pass to use find_next_insn_start and find_load helpers in order
3194 to properly detect parallel insns.
3195 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3197 2008-09-10 Jan Hubicka <jh@suse.cz>
3199 * value-prof.c (gimple_ic): Fix tuplification bug.
3200 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3203 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3205 PR tree-optimization/37353
3206 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3207 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3208 calls instead of cond_dead_built_in_calls.
3209 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3210 initalize the vector only before adding first entry. Use VEC_safe_push
3211 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3212 shrink_wrap_conditional_dead_built_in_calls call.
3214 2008-09-10 Ira Rosen <irar@il.ibm.com>
3216 PR tree-optimization/37385
3217 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3218 argument, and use it as a vector type if not NULL.
3219 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3221 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3222 additional argument.
3223 (vectorizable_load): Likewise.
3225 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3227 * config/i386/i386.md (SWI32): New mode iterator.
3228 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3231 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3233 PR rtl-optimization/37435
3234 * caller-save.c (insert_restore, insert_save): Check the mode by
3237 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3240 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3242 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3245 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3247 * doc/invoke.texi (ARM Options): Correct errors in discussion
3248 of -mfloat-abi, -mhard-float, and -msoft-float.
3250 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3251 Jan Hubicka <jh@suse.cz>
3254 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3255 calling gimple_regimplify_operands on it. Iterate over all newly
3256 added statements, not just the last one.
3257 (insert_init_stmt): Insert stmt into seq first, then call
3258 gimple_regimplify_operands on it. Don't create new gimplification
3259 context, nor find referenced vars.
3261 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3264 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3265 to pointer to vector pointer.
3266 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3267 propagate_info_to_inlined_callees): Likewise.
3268 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3269 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3270 ipa_check_create_edge_args.
3271 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3272 argument to pointer to vector pointer.
3273 (cgraph_decide_inlining_of_small_function): Adjust
3274 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3278 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3279 optimizing for size, not speed.
3281 PR rtl-optimization/37408
3282 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3283 if parm is promoted.
3285 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3287 PR tree-optimization/37375
3288 * tree-scalar-evolution.c (scev_info_str): Add field
3290 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3291 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3292 set_instantiated_value): Pass instantiated_below.
3293 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3295 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3296 the definitions are not instantiated.
3298 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3299 (block_before_loop): New.
3300 * tree-data-ref.c (dr_analyze_indices): Update uses of
3302 * graphite.c (block_before_scop): New.
3303 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3304 basic block, not a loop for determining the parameters.
3305 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3307 (idx_record_params, find_params_in_bb, find_scop_parameters,
3308 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3309 to instantiate_scev.
3311 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3313 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3317 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3319 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3320 Check zero freq and increase if necessary.
3322 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3324 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3325 regno is in the right range. Add comments.
3327 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3329 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3331 * mips-tfile.c (copy_object): Cast alloca result to int *.
3332 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3334 Rename class to sclass.
3335 (read_tfile): Cast read_seek return values to proper types.
3336 Cast xcalloc return value to proper type.
3338 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3340 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3341 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3342 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3344 2008-09-09 Jan Hubicka <jh@suse.cz>
3346 * profile.c (is_edge_inconsistent): Add debug output; ignore
3347 negative count on fake edges.
3348 (is_inconsistent): Add debug output.
3350 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3352 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3354 (choose_ready): When first insn is chosen from the ready list, also
3357 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3359 PR rtl-optimization/37360
3360 * haifa-sched.c (max_issue): Do not assert that we never issue more
3361 insns than issue_rate. Add comment.
3363 2008-09-09 Richard Guenther <rguenther@suse.de>
3365 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3366 (verify_types_in_gimple_call): Rename to ...
3367 (verify_gimple_call): ... this. Enhance.
3368 (verify_types_in_gimple_cond): Remove.
3369 (verify_gimple_comparison): New function ...
3370 (verify_types_in_gimple_assign): ... split out from here.
3371 (verify_types_in_gimple_return): Rename to ...
3372 (verify_gimple_return): ... this. Enhance.
3373 (verify_types_in_gimple_switch): Rename to ...
3374 (verify_gimple_switch): ... this. Enhance.
3375 (verify_gimple_goto): New function.
3376 (verify_types_in_gimple_phi): Rename to ...
3377 (verify_gimple_phi): ... this. Enhance.
3378 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3379 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3380 (verify_types_in_gimple_seq_2): Remove cases handled in
3381 verify_types_in_gimple_stmt.
3383 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3385 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3386 (push_multiple_operation, pop_multiple_operation): Set it.
3387 (workaround_rts_anomaly): New function.
3388 (workaround_speculation): New function, broken out of bfin_reorg.
3389 (bfin_reorg): Call the new functions.
3391 2008-09-09 Richard Guenther <rguenther@suse.de>
3395 * gimplify.c (gimplify_conversion): Change conversions of
3396 non-register type to VIEW_CONVERT_EXPRs.
3397 (gimplify_addr_expr): If we need to make the operand
3398 addressable make sure to use a properly initialized
3399 temporary for that so it gets a valid gimple store.
3401 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3403 * function.h (struct function): Add function_start_locus.
3404 * cfgexpand.c (gimple_expand_cfg): Use it.
3405 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3407 2008-09-09 Richard Guenther <rguenther@suse.de>
3409 PR tree-optimization/37433
3410 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3413 2008-09-09 Richard Guenther <rguenther@suse.de>
3415 PR tree-optimization/37387
3416 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3417 and bits to a common type.
3419 2008-09-09 Nick Clifton <nickc@redhat.com>
3421 * config/v850/v850.md (return): Restore frame size restriction.
3423 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3425 * c-common.c (c_expand_decl): Remove.
3426 * c-common.h (anon_aggr_type_p): Remove prototype.
3427 (DECL_ANON_UNION_ELEMS): Remove.
3428 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3429 * c-decl.c (anon_aggr_type_p): Remove.
3430 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3431 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3432 * langhooks.h (struct lang_hooks): Remove expand_decl.
3433 * langhooks.c (lhd_expand_decl): Remove.
3434 * stmt.c (expand_anon_union_decl): Remove.
3435 * tree.h (expand_anon_union_decl): Remove prototype.
3437 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3440 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3442 * config/avr/avr.md (QISI) : Define mode iterator.
3443 (negated_tst<mode>) : Redefine as split using mode macro.
3444 (reversed_tstqi): Define insn as reversed compare with zero.
3445 (reversed_tsthi): Ditto.
3446 (reversed_tstsi): Ditto.
3448 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3451 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3452 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3455 * predict.c (optimize_function_for_size_p): Don't segfault if
3457 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3458 tree_swap_operands_p): Don't test cfun != NULL before calling
3459 optimize_function_for_s*_p.
3461 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3463 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3466 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3468 * crx/crx.h (IRA_COVER_CLASSES): Define.
3470 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3473 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3474 even when a stmt has been gimple_modified_p, but after fold_stmt is
3475 not any longer. Remove unneeded may_have_exposed_new_symbols
3478 2008-09-08 Richard Guenther <rguenther@suse.de>
3480 PR tree-optimization/37421
3481 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3484 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3487 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3489 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3492 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3493 * pa-hpux10.h (LINK_SPEC): Likewise.
3494 * pa-hpux11.h (LINK_SPEC): Likewise.
3496 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3498 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3499 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3501 2008-09-07 Helge Deller <deller@gmx.de>
3503 * pa/linux-atomic.c: New file.
3504 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3505 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3507 2008-09-07 Richard Guenther <rguenther@suse.de>
3508 Ira Rosen <irar@il.ibm.com>
3510 PR tree-optimization/36630
3511 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3512 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3514 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3515 Ira Rosen <irar@il.ibm.com>
3517 PR tree-optimization/35642
3518 * config/rs6000/altivec.md (mulv8hi3): Implement.
3520 2008-09-06 Jeff Law <law@redhat.com>
3522 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3524 2008-09-06 Jan Hubicka <jh@suse.cz>
3526 PR tree-optimization/14703
3527 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3529 * passes.c (init_optimization_passes): Recompute inline parameters.
3531 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3533 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3536 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3537 Peter Fuerst <post@pfrst.de>
3539 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3540 * doc/extend.texi: Document __builtin_mips_cache.
3541 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3542 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3543 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3544 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3545 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3546 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3547 (set_push_mips_isas): New variable.
3548 (mips_r10k_cache_barrier): New variable.
3549 (cache): New availability predicate.
3550 (mips_builtins): Add an entry for __builtin_mips_cache.
3551 (mips_build_cvpointer_type): New function.
3552 (MIPS_ATYPE_CVPOINTER): New macro.
3553 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3555 (r10k_simplified_address_p, r10k_simplify_address)
3556 (r10k_uncached_address_p, r10k_safe_address_p)
3557 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3558 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3559 (r10k_insert_cache_barriers): New functions.
3560 (mips_reorg_process_insns): Delete cache barriers after a
3561 branch-likely instruction.
3562 (mips_reorg): Call r10k_insert_cache_barriers.
3563 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3564 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3565 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3566 (mips_cache, r10k_cache_barrier): New define_insns.
3568 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3570 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3571 * ira-color.c (setup_allocno_left_conflicts_num): Use
3572 hard_reg_set_equal_p instead of a comparison with
3573 ira_zero_hard_reg_set.
3574 * ira.c (setup_reg_subclasses): Likewise.
3575 (setup_cover_and_important_classes): Likewise.
3576 (setup_class_translate): Likewise.
3577 (setup_reg_class_intersect_union): Likewise.
3578 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3579 (ira_init_once): Don't initialize them.
3581 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3583 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
3585 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3587 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
3589 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3591 Improved branch hints, safe hints, and scheduling.
3593 * haifa-sched.c (sched_emit_insn) : Define.
3594 * sched-int.h (sched_emit_insn) : Add prototype.
3595 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
3596 -mhint-max-distance -msafe-hints) : Document.
3597 * config/spu/spu.c (spu_flag_var_tracking): New.
3598 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
3599 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
3600 TARGET_ASM_FILE_START): Define.
3601 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
3602 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
3603 (spu_emit_branch_hint): Add blocks argument.
3604 (insert_branch_hints, insert_nops): Remove.
3605 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
3606 uses_ls_unit, spu_sched_init_global, spu_sched_init,
3607 spu_sched_reorder, asm_file_start): New functions.
3608 (clock_var, spu_sched_length, pipe0_clock,
3609 pipe1_clock, prev_clock_var, prev_priority,
3610 spu_ls_first, prev_ls_clock): New static variables.
3611 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
3612 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
3613 (nopn_nv): Add a non-volatile version of nop.
3614 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
3615 -mhint-max-distance, -msafe-hints): New options.
3617 2008-09-05 Janis Johnson <janis187@us.ibm.com>
3618 Samuel Tardieu <sam@rfc1149.net>
3620 * opts.c (decode_options): Combine nested if statements.
3623 * opts.c (decode_options): Handle more relationships among
3624 unit-at-a-time, toplevel-reorder, and section-anchors.
3626 2008-09-05 David Daney <ddaney@avtrex.com>
3628 * doc/install.texi (--enable-reduced-reflection): Document new option.
3630 2008-09-05 Bob Wilson <bob.wilson@acm.org>
3632 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
3634 (constantpool_operand): New.
3635 (move_operand): Disallow sub-word modes for the constant pool.
3636 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
3637 (xtensa_secondary_reload_class): Replace with....
3638 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
3639 Set icode for sub-word reloads from the constant pool.
3640 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
3641 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3642 * config/xtensa/xtensa.md (reload<mode>_literal): New.
3643 * config/xtensa/xtensa-protos.h: Update prototypes.
3645 2008-09-05 Joseph Myers <joseph@codesourcery.com>
3647 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
3648 (REG_CLASS_NAMES): Update.
3649 (REG_CLASS_CONTENTS): Update.
3650 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
3651 of ALL_REGS for regs 77 and 78.
3652 * function.c (instantiate_virtual_regs_in_insn): Assert that
3653 return value of simplify_gen_subreg is not NULL.
3655 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
3657 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
3658 (gen_rtvec_v): Fix coding standards.
3660 2008-09-04 Jan Hubicka <jh@suse.cz>
3662 * i386.c (decide_alg): Be more conservative about optimizing for size.
3664 2008-09-04 Ian Lance Taylor <iant@google.com>
3666 * varasm.c (narrowing_initializer_constant_valid_p): New
3668 (initializer_constant_valid_p): Call it.
3670 2008-09-04 Jeff Law <law@redhat.com>
3672 * fold-const.c (native_encode_real): Fix computation of WORDS.
3673 (native_interpret_real): Likewise.
3675 2008-09-04 Janis Johnson <janis187@us.ibm.com>
3677 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
3679 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3681 * ira-conflicts.c (process_regs_for_copy): Check insn to check
3682 that the cost is already taken into account in ira-costs.c
3684 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
3686 * ira-build.c (print_copy, print_copies, ira_debug_copy,
3687 ira_debug_copies): New.
3688 (ira_bulid): Call print_copies.
3690 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
3692 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
3695 * config/rs6000/rs6000.c (optimization_options): Remove check of
3696 flag_toplevel_order.
3698 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3700 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
3701 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
3702 second operand is a reg_imm10_operand.
3703 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
3704 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
3705 (*seq_<GPR:mode><GPR2:mode>): Rename to
3706 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
3708 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
3709 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
3711 (*sne_<GPR:mode><GPR2:mode>): Rename to
3712 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
3715 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3717 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
3718 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
3719 combining an arithmetic right shift by more than 31 and a
3720 trunction. Don't match for out-of-range shift amounts. Set
3721 attribute mode to <MODE>.
3722 (*lshr32_trunc<mode>): Name the pattern combining a logical right
3723 shift by 32 and and a truncation. Set attribute mode to <MODE>.
3724 (*<optab>_trunc<mode>_exts): New pattern for truncated right
3725 shifts by less than 32.
3726 (extv): Change predicate on first operand to accept registers.
3727 Change predicate of the other operands from immediate_operand to
3728 const_int_operand. Expand exts when source is a register.
3729 (extzv): Change predicate of the constant operands from
3730 immediate_operand to const_int_operand.
3731 (extzv<mode>): Change predicate of the constant operands from
3732 immediate_operand to const_int_operand and no constraint. Also
3734 (*extzv_trunc<mode>_exts): New pattern.
3736 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3738 * config/mips/mips.h (ISA_HAS_CINS): New macro.
3739 * config/mips/mips-protos.h (mask_low_and_shift_p,
3740 mask_low_and_shift_len): Declare.
3741 * config/mips/mips.c (mask_low_and_shift_p,
3742 mask_low_and_shift_len): New functions.
3743 (mips_print_operand): Handle new operand prefix "m".
3744 * config/mips/mips.md (*cins<mode>): New pattern.
3746 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3748 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
3749 optimizing for size.
3751 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3753 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
3754 regardless of epilogue_completed.
3756 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3759 * ira-lives.c (process_bb_node_lives): Check setjmp.
3761 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3764 * ira-build.c (form_loop_tree): Reverse BB walk.
3765 (create_bb_allocnos): Likewise.
3766 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
3767 (mark_reg_store): Rename to...
3768 (mark_ref_live): ...this and take a df_ref argument instead of
3769 note_stores arguments. Assert that we have a register.
3770 (mark_reg_clobber): Delete.
3771 (def_conflicts_with_inputs_p): New function.
3772 (mark_reg_conflicts): Delete.
3773 (mark_reg_death): Rename to...
3774 (mark_ref_dead): ...this and take a df_ref argument instead of
3775 a register. Assert that we have a register.
3776 (process_bb_node_lives): Hoist frequency calculation out of
3777 instruction walk. Convert from a forwards scan to a backwards scan.
3778 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
3779 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
3780 (create_allocno_live_ranges): Don't create regs_set.
3782 2008-09-04 Ian Lance Taylor <iant@google.com>
3784 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
3785 or REG_LABEL_TARGET.
3786 * calls.c (emit_library_call_value_1): Use MEM_P rather than
3787 comparing MODE with MEM.
3788 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
3789 comparing with GF_PREDICT_TAKEN.
3790 (gimple_get_lhs): Change code to enum gimple_code.
3791 (gimple_set_lhs): Likewise.
3792 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
3793 * omp-low.c (find_omp_clause): Change kind parameter to enum
3795 * tree-flow.h (find_omp_clause): Update declaration.
3796 * regrename.c (clear_dead_regs): Change kind parameter to enum
3798 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
3800 * see.c (see_get_extension_data): Change return type to enum
3801 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
3802 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
3803 (see_gen_normalized_extension): Change extension_code parameter to
3805 (see_seek_pre_extension_expr): Change extension_code to enum
3807 (see_merge_one_def_extension): Likewise.
3808 (see_handle_relevant_defs): Likewise.
3809 (see_handle_relevant_uses): Likewise.
3810 (see_analyze_one_def): Likewise.
3811 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
3812 GIMPLE_ASM rather than ASM_EXPR.
3813 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
3814 GIMPLE_RETURN rather than RETURN_EXPR.
3815 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
3816 (evaluate_stmt): Likewise.
3817 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
3818 to enum vect_relevant.
3819 (vect_mark_stmts_to_be_vectorized): Change assertion to not
3820 compare gimple codes with tree codes.
3822 2008-09-04 Paul Brook <paul@codesourcery.com>
3824 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
3826 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3828 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
3829 pointer check lost in the recent no-unit-at-a-time patch.
3831 2008-09-04 Jan Hubicka <jh@suse.cz>
3834 * tree-switch-conversion.c (check_final_bb): Accept only IP
3837 2008-09-04 Jan Hubicka <jh@suse.cz>
3839 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
3841 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
3842 using_ranges argument.
3843 (vrp_evaluate_conditional): Avoid bogus warning for type range.
3844 (vrp_visit_cond_stmt): Update call of
3845 vrp_evaluate_conditional_warnv_with_ops
3847 2008-09-04 Jan Hubicka <jh@suse.cz>
3849 PR tree-optimization/37345
3850 PR tree-optimization/37358
3851 PR tree-optimization/37357
3852 * tree.c (build_function_type_skip_args): Build distinct type copy;
3854 (build_function_decl_skip_args): Set type of new decl not orig decl;
3855 clear DECL_VINDEX for methods turned into functions.
3857 2008-09-04 Nick Clifton <nickc@redhat.com>
3859 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
3860 * configure: Regenerate.
3861 * config.in: Regenerate.
3862 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
3863 alignment field, if it is supported.
3865 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
3867 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
3870 2008-09-03 David Edelsohn <edelsohn@gnu.org>
3872 * config/rs6000/rs6000.c (processor_target_table): Do not
3873 enable VMX for POWER6.
3875 2008-09-03 Anton Blanchard <anton@samba.org>
3877 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
3878 emit memory barrier before operation.
3880 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
3883 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
3884 default_elf_asm_output_external.
3886 2008-09-03 Jeff Law <law@redhat.com>
3888 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
3890 2008-09-03 Richard Henderson <rth@redhat.com>
3892 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
3893 memory barrier to below the test-and-set.
3894 (alpha_split_lock_test_and_set_12): Likewise.
3896 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3900 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
3903 * ira-color.c (print_loop_title): Use all_allocnos.
3904 (color_pass): Ditto. Don't add border_allocnos. Check that
3905 subloop allocno in the correspdoning bitmap all_allocnos.
3907 * ira-emit.c (change_loop): Use all_allocnos.
3909 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
3910 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
3911 (create_cap_allocno): Remove setting mentioned_allocnos.
3912 (create_insn_allocnos): Ditto.
3913 (remove_unnecessary_allocnos): Use all_allocnos.
3914 (check_allocno_creation): Check that allocnos are in the
3915 corresponding bitmap all_allocnos.
3917 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3921 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
3922 (process_regs_for_copy): Process subregs. Refine check when cost
3923 is taken into account in ira-costs.c.
3924 (process_reg_shuffles): Use REG_SUBREG_P.
3925 (add_insn_allocno_copies): Ditto. Ignore modes.
3927 * ira-color.c (conflict_allocno_vec): New.
3928 (COST_HOP_DIVISOR): New macro.
3929 (update_copy_costs_1): Use it.
3930 (update_conflict_hard_regno_costs): New function.
3931 (assign_hard_reg): Use it.
3932 (ira_color): Allocate and free conflict_allocno_vec.
3934 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3938 * ira-int.h (ira_sort_insn_chain): Remove.
3940 * ira.c (basic_block_order_nums, chain_insn_order,
3941 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
3942 (ira): Don't call ira_sort_insn_chain.
3944 * reload1.c (reload): Don't call ira_sort_insn_chain.
3946 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3949 * cgraphunit.c (update_call_expr): Remove eh regions from statements
3950 which become non throw.
3951 (cgraph_function_versioning): Also clear DECL_WEAK. Call
3952 update_call_expr after updating the flags on the decl.
3954 2008-09-03 Jan Hubicka <jh@suse.cz>
3956 PR tree-optimization/37315
3957 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
3958 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
3959 (cgraph_analyze_functions): Use node->analyzed
3960 (cgraph_mark_functions_to_output): Likewise.
3961 (cgraph_expand_function): All functions can be released after
3963 (cgraph_optimize): Use gimple_has_body_p.
3964 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
3965 (cgraph_decide_inlining_incrementally): Likewise.
3966 (inline_transform): Inline transform.
3967 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
3969 (inlinable_function_p): Drop gimple_body check.
3970 (expand_call_inline): Use gimple_has_body_p.
3971 * gimple.c (gimple_has_body_p): New.
3972 * gimple.h (gimple_has_body_p): Add prototype.
3973 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
3974 (dump_function_to_file): Use gimple_has_body_p check.
3976 2008-09-03 Jakub Jelinek <jakub@redhat.com>
3979 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
3981 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
3983 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3985 From Michael Frysinger <michael.frysinger@analog.com>
3986 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
3987 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
3990 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
3993 * doc/extend.texi: Document picoChip builtin functions.
3994 * doc/invoke.texi: Document picoChip options.
3995 * doc/contrib.texi: Add picoChip contribution.
3996 * doc/md.texi: Document picoChip constraints.
3997 * config.gcc: Add picochip-*-*.
3998 * config/picochip/: Add new port.
4000 2008-09-03 Richard Guenther <rguenther@suse.de>
4002 PR tree-optimization/37328
4003 * tree-sra.c (sra_build_assignment): Gimplify properly.
4004 (generate_copy_inout): Take the correct stmt as definition,
4005 remove bogus assert.
4007 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4009 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
4012 From Michael Frysinger <michael.frysinger@analog.com>
4013 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
4015 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
4017 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
4018 (__gthread_setspecific): Revert 2008-08-31 change to
4019 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
4021 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
4023 * diagnostic.c (error_at): New.
4024 * toplev.h (error_at): New prototype.
4025 * c-typeck.c (build_array_ref): Call error_at instead of error.
4026 Pass location to pedwarn.
4028 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
4030 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
4032 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4034 * dwarf2out.c (tree_add_const_value_attribute): Only handle
4035 VAR_DECL and CONST_DECL.
4037 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4038 Jakub Jelinek <jakub@redhat.com>
4040 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
4041 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
4042 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
4043 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
4044 Don't set ix86_save_varrargs_registers.
4045 (ix86_setup_incoming_varargs): Assume cum != NULL.
4046 (ix86_va_start): Check ix86_varargs_gpr_size and
4047 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
4048 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
4049 from frame pointer if ix86_varargs_gpr_size == 0.
4050 (ix86_compute_frame_layout): Updated.
4051 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
4052 (ix86_varargs_gpr_size): Define.
4053 (ix86_varargs_fpr_size): Likewise.
4054 (machine_function): Remove save_varrargs_registers.
4055 Add varargs_gpr_size and varargs_fpr_size.
4057 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4059 * config/alpha/alpha.c (va_list_skip_additions,
4060 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
4061 (alpha_gimplify_va_arg): Call unshare_expr on second use of
4064 PR tree-optimization/36766
4065 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
4066 for already removed basic blocks.
4069 * real.c (real_maxval): Clear a lower bit to make real_maxval
4070 match get_max_float for IBM long double format.
4072 2008-09-02 Andreas Schwab <schwab@suse.de>
4074 * configure.ac: Use m4_quote to quote the expansion of m4_do.
4075 * configure: Regenerate.
4077 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
4079 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
4080 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
4081 checking for a non-VOID CONSTANT_P.
4083 2008-09-02 Jan Hubicka <jh@suse.cz>
4085 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
4086 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
4089 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4091 * expr.c (emit_group_store): Don't assert stack temp mode size.
4093 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
4094 Tobias Grosser <grosser@fim.uni-passau.de>
4095 Jan Sjodin <jan.sjodin@amd.com>
4096 Harsha Jagasia <harsha.jagasia@amd.com>
4097 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4098 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4099 Adrien Eliche <aeliche@isty.uvsq.fr>
4101 Merge from graphite branch.
4104 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
4105 * doc/invoke.texi (-floop-block, -floop-interchange,
4106 -floop-strip-mine): Document new flags.
4107 * tree-into-ssa.c (gimple_vec): Moved...
4108 * tree-loop-distribution.c (rdg_component): Moved...
4109 * cfgloopmanip.c: Include tree-flow.h.
4110 (update_dominators_in_loop): New.
4111 (create_empty_if_region_on_edge): New.
4112 (create_empty_loop_on_edge): New.
4113 (loopify): Use update_dominators_in_loop.
4114 * tree-pass.h (pass_graphite_transforms): Declared.
4115 * configure: Regenerate.
4116 * tree-phinodes.c (make_phi_node): Export.
4117 (add_phi_node_to_bb): New, split from create_phi_node.
4118 * tree-chrec.c (for_each_scev_op): New.
4119 * tree-chrec.h (for_each_scev_op): Declared.
4120 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4121 (remove_statement): Call get_phi_with_result.
4122 * config.in (HAVE_cloog): Undef.
4123 * gdbinit.in (pgg): New.
4124 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
4125 * tree-ssa-loop.c (graphite_transforms): New.
4126 (gate_graphite_transforms): New.
4127 (pass_graphite_transforms): New.
4128 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
4129 HAVE_cloog): Defined.
4130 * tree-vectorizer.c (rename_variables_in_bb): Export.
4131 * tree-data-ref.c (dr_may_alias_p): Export.
4132 (stmt_simple_memref_p): New.
4133 (find_data_references_in_stmt): Export.
4134 (find_data_references_in_loop): Export.
4135 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
4136 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
4137 (create_rdg_vertices): Export.
4138 (build_empty_rdg): New.
4139 (build_rdg): Call build_empty_rdg. Free dependence_relations.
4140 * tree-data-ref.h (rdg_component): ... here.
4142 (struct data_reference): Add a field scop.
4144 (find_data_references_in_loop): Declared.
4145 (find_data_references_in_stmt): Declared.
4146 (create_rdg_vertices): Declared.
4147 (dr_may_alias_p): Declared.
4148 (stmt_simple_memref_p): Declared.
4149 (struct rdg_edge): Add a field ddr_p relation.
4150 (build_empty_rdg): Declared.
4151 * lambda.h (lambda_matrix): Declare a VEC of.
4152 (find_induction_var_from_exit_cond): Declared.
4153 (lambda_vector_compare): New.
4154 * common.opt (fgraphite, floop-strip-mine,
4155 floop-interchange, floop-block): New flags.
4156 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4157 * cfgloop.c (is_loop_exit): New.
4158 * cfgloop.h (is_loop_exit): Declared.
4159 (create_empty_if_region_on_edge): Declared.
4160 (create_empty_loop_on_edge): Declared.
4161 * tree-flow.h (add_phi_node_to_bb): Declared.
4162 (make_phi_node): Declared.
4163 (rename_variables_in_bb): Declared.
4164 (perfect_loop_nest_depth): Declared.
4165 (graphite_transform_loops): Declared.
4166 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4167 (graphite.o-warn): Add -Wno-error.
4168 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4169 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4170 (INCLUDES): Add PPLINC, CLOOGINC.
4171 (OBJS-common): Add graphite.o.
4172 (graphite.o): Add rule.
4173 * gimple.h (gimple_vec): ... here.
4174 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4175 * passes.c (init_optimization_passes): Schedule
4176 pass_graphite_transforms.
4178 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4181 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4182 and -fno-toplevel-reorder after handle_options.
4184 2008-09-02 Paul Brook <paul@codesourcery.com>
4186 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4187 (arm_override_options): Set arm_tune_cortex_a9.
4188 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4189 (arm_issue_rate): Handle cortexa9.
4190 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4191 * config/arm/arm-cores.def: Add cortex-a9.
4192 * config/arm/arm-tune.md: Regenerate.
4193 * config/arm/arm.md: Include cortex-a9.md.
4194 (generic_sched, generic_vfp): Add cortexa9.
4195 * config/arm/cortex-a9.md: New file.
4197 2008-09-02 Richard Guenther <rguenther@suse.de>
4199 PR tree-optimization/37327
4200 * tree-vrp.c (register_new_assert_for): Make sure to not have
4201 TREE_OVERFLOW set on the bound.
4203 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4205 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4207 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4208 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4211 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4213 * gcc/config/spu/spu.md (divdf3): Removed.
4215 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4217 PR tree-optimization/37095
4218 * cgraph.c (cgraph_node): When creating new cgraph node after
4219 assembler_name_hash has been populated, record it in the hash
4222 2008-09-01 Paul Brook <paul@codesourcery.com>
4224 * doc/invoke.texi: Document -mword-relocations.
4225 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4226 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4227 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4228 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4229 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4230 (arm_emit_movpair): New function.
4231 (arm_print_operand <c>): Handle sybolic addresses.
4232 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4233 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4234 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4235 * config/arm/arm.opt: Add -mword-relocations.
4236 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4237 (arm_movt, arm_movw): New.
4239 2008-09-01 Paul Brook <paul@codesourcery.com>
4241 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4242 Allow Interworking on ARMv4 EABI based targets.
4243 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4244 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4246 2008-09-01 Paul Brook <paul@codesourcery.com>
4248 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4249 optimized LT0 test. Remove optimization for GT.
4251 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4253 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4254 openmp applications.
4255 * pa-hpux11.h (LIB_SPEC): Likewise.
4257 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4260 2008-09-01 Jan Hubicka <jh@suse.cz>
4262 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4263 present, use only counts; when guessed use only frequencies.
4264 (estimate_bb_frequencies): Use function_frequency.
4265 * profile.c (compute_branch_probabilities): Exit early when
4266 profile reading failed. Set profile_status.
4267 (branch_prob): Do not set profile_status.
4269 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4271 * tree.c (protected_set_expr_location): New.
4272 * tree.h (protected_set_expr_location): New prototype.
4273 * c-tree.h (build_array_ref): Add argument.
4274 (parser_build_unary_op): Same.
4275 * c-typeck.c (build_indirect_ref): Handle new location argument.
4276 (build_array_ref): Same.
4277 (parser_build_unary_op): Same.
4278 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4280 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4282 * c-common.c (finish_label_address_expr): Handle new location argument.
4283 * c-common.h (build_indirect_ref): Add argument.
4284 (finish_label_address_expr): Same.
4285 * c-parser.c (c_parser_unary_expression): Pass location to build
4287 (c_parser_postfix_expression): Same.
4289 2008-09-01 Paul Brook <paul@codesourcery.com>
4291 * config/arm/arm.md: Include cortex-r4f.md.
4292 (attr fpu): Update type list.
4293 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4294 fconstd, fcmps and fcmpd.
4295 (attr tune_cortexr4): Define.
4296 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4297 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4298 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4299 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4300 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4301 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4302 cortex_a8_vfp_farith: Ditto.
4303 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4304 * config/arm/cortex-r4.md: Use tune_cortexr4.
4305 * config/arm/cortex-r4f.md: New file.
4307 2008-09-01 Richard Guenther <rguenther@suse.de>
4309 PR tree-optimization/37305
4310 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4311 the result of constant conversions.
4312 (fold_gimple_assign): Likewise.
4314 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4316 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4317 #ifdef ENABLE_CHECKING.
4319 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4321 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4322 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4323 when !INSN_SCHEDULING.
4325 2008-09-01 Andreas Schwab <schwab@suse.de>
4327 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4329 2008-09-01 Paul Brook <paul@codesourcery.com>
4331 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4333 2008-09-01 Jan Hubicka <jh@suse.cz>
4335 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4337 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4339 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4340 * gimplify.c (gimplify_init_constructor): Add speed operand.
4341 * tree-sra.c (decide_block_copy): Likewise.
4342 * tree-inline.c (estimate_move_cost): Likewise.
4343 * config/alpha/alpha.h (MOVE_RATIO): Update.
4344 * config/frv/frv.c (MOVE_RATIO): Update.
4345 * config/spu/spu.h (MOVE_RATIO): Update.
4346 * config/sparc/sparc.h (MOVE_RATIO): Update.
4347 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4348 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4349 * config/cris/cris.h (MOVE_RATIO): Update.
4350 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4351 * config/arm/arm.h (MOVE_RATIO): Update.
4352 * config/pa/pa.md: Update uses of MOVE_RATIO
4353 * config/pa/pa.h (MOVE_RATIO): Update.
4354 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4355 CLEAR_RATIO, SET_RATIO): Update.
4356 * config/h8300/h8300.h (MOVE_RATIO): Update.
4357 * config/v850/v850.h (MOVE_RATIO): Update.
4358 * config/bfin/bfin.h (MOVE_RATIO): Update.
4360 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4361 Dmitry Melnik <dm@ispras.ru>
4362 Dmitry Zhurikhin <zhur@ispras.ru>
4363 Alexander Monakov <amonakov@ispras.ru>
4364 Maxim Kuvyrkov <maxim@codesourcery.com>
4366 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4367 sel-sched-dump.c, sel-sched-ir.c: New files.
4368 * Makefile.in (OBJS-common): Add selective scheduling object files.
4369 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4370 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4371 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4372 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4373 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4374 (make_forwarder_block): Update loop latch if we have redirected
4375 the loop latch edge.
4376 * cfgloop.c (get_loop_body_in_custom_order): New function.
4377 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4378 (CP_FALLTHRU_PREHEADERS): Likewise.
4379 (get_loop_body_in_custom_order): Declare.
4380 * cfgloopmanip.c (has_preds_from_loop): New.
4381 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4382 Assert that the preheader edge will be fall thru when it is set.
4383 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4384 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4385 fsel-sched-substitution, fselective-scheduling): New flags.
4386 * cse.c (hash_rtx_cb): New.
4388 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4389 sel_sched_insn_cnt): New counters.
4390 * final.c (compute_alignments): Export. Free dominance
4391 info after loop_optimizer_finalize.
4392 * genattr.c (main): Output maximal_insn_latency prototype.
4393 * genautomata.c (output_default_latencies): New.
4394 Factor its code from ...
4395 (output_internal_insn_latency_func): ... here.
4396 (output_internal_maximal_insn_latency_func): New.
4397 (output_maximal_insn_latency_func): New.
4398 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4399 (struct hard_reg_set_iterator): New.
4400 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4401 hard_reg_set_iter_next): New functions.
4402 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4403 * lists.c (remove_free_INSN_LIST_node,
4404 remove_free_EXPR_LIST_node): New functions.
4405 * loop-init.c (loop_optimizer_init): When
4406 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4407 calling create_preheaders.
4408 (loop_optimizer_finalize): Do not verify flow info after reload.
4409 * recog.c (validate_replace_rtx_1): New parameter simplify.
4410 Default it to true. Update all uses. Factor out simplifying
4412 (simplify_while_replacing): ... this new function.
4413 (validate_replace_rtx_part,
4414 validate_replace_rtx_part_nosimplify): New.
4415 * recog.h (validate_replace_rtx_part,
4416 validate_replace_rtx_part_nosimplify): Declare.
4417 * rtl.c (rtx_equal_p_cb): New.
4418 (rtx_equal_p): Use it.
4419 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4420 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4421 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4422 * vecprim.h: Add a vector type for unsigned int.
4423 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4424 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4425 ready_try, cycle_issued_insns, spec_info): Make global.
4426 (readyp): Initialize.
4427 (dfa_lookahead): New global variable.
4428 (old_max_uid, old_last_basic_block): Remove.
4429 (h_i_d): Make it a vector.
4430 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4432 (after_recovery, adding_bb_to_current_region_p):
4433 New variables to handle correct insertion of the recovery code.
4434 (struct ready_list): Move declaration to sched-int.h.
4435 (rgn_n_insns): Removed.
4436 (rtx_vec_t): Move to sched-int.h.
4437 (find_insn_reg_weight): Remove.
4438 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4439 (haifa_init_h_i_d, haifa_finish_h_i_d):
4440 New functions to initialize / finalize haifa instruction data.
4441 (extend_h_i_d, init_h_i_d): Rewrite.
4442 (unlink_other_notes): Move logic to add_to_note_list. Handle
4443 selective scheduler.
4444 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4445 find_fallthru_edge): Make global, remove static prototypes.
4446 (max_issue): Make global. Add privileged_n and state parameters. Use
4448 (extend_global, extend_all): Removed.
4449 (init_before_recovery): Add new param. Fix the handling of the case
4450 when we insert a recovery code before the EXIT which has a predecessor
4451 with a fallthrough edge to it.
4452 (create_recovery_block): Make global. Rename to
4453 sched_create_recovery_block. Update.
4454 (change_pattern): Rename to sched_change_pattern. Make global.
4455 (speculate_insn): Rename to sched_speculate_insn. Make global.
4456 Split haifa-specific functionality into ...
4457 (haifa_change_pattern): New static function.
4458 (sched_extend_bb): New static function.
4459 (sched_init_bbs): New function.
4460 (current_sched_info): Change type to struct haifa_sched_info.
4461 (insn_cost): Adjust for selective scheduling.
4462 (dep_cost_1): New function. Move logic from ...
4463 (dep_cost): ... here.
4464 (dep_cost): Use dep_cost_1.
4465 (contributes_to_priority_p): Use sched_deps_info instead of
4467 (priority): Adjust to work with selective scheduling. Process the
4468 corner case when all dependencies don't contribute to priority.
4469 (rank_for_schedule): Use ds_weak instead of dep_weak.
4470 (advance_state): New function. Move logic from ...
4471 (advance_one_cycle): ... here.
4472 (add_to_note_list, concat_note_lists): New functions.
4473 (rm_other_notes): Make static. Adjust for selective scheduling.
4474 (remove_notes, restore_other_notes): New functions.
4475 (move_insn): Add two arguments. Update assert. Don't call
4477 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4478 Remove more_issue, max_points. Move the code to initialize
4479 max_lookahead_tries to max_issue.
4480 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4481 ready. Adjust use of move_insn. Call restore_other_notes.
4483 (sched_init, sched_finish): Move Haifa-specific initialization/
4485 (haifa_sched_init, haifa_sched_finish): ... respectively.
4487 (setup_sched_dump): New function.
4488 (haifa_init_only_bb): New static function.
4489 (haifa_speculate_insn): New static function.
4490 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4491 (extend_ready, extend_all): Remove.
4492 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4493 (create_check_block_twin, add_to_speculative_block): Use
4494 haifa_insns_init instead of extend_global. Update to use new
4495 initialization functions. Change parameter. Factor out code from
4496 create_check_block_twin to ...
4497 (sched_create_recovery_edges) ... this new function.
4498 (add_block): Remove.
4499 (sched_scan_info): New.
4500 (extend_bb): Use sched_scan_info.
4501 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4502 static functions for walking through scheduling region.
4503 (sched_luids): New vector variable to replace uid_to_luid.
4504 (luids_extend_insn): New function.
4505 (sched_max_luid): New variable.
4506 (luids_init_insn): New function.
4507 (sched_init_luids, sched_finish_luids): New functions.
4508 (insn_luid): New debug function.
4509 (sched_extend_target): New function.
4510 (haifa_init_insn): New static function.
4511 (sched_init_only_bb): New hook.
4512 (sched_split_block): New hook.
4513 (sched_split_block_1): New function.
4514 (sched_create_empty_bb): New hook.
4515 (sched_create_empty_bb_1): New function.
4516 (common_sched_info, ready): New global variables.
4517 (current_sched_info_var): Remove.
4518 (move_block_after_check): Use common_sched_info.
4519 (haifa_luid_for_non_insn): New static function.
4520 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4521 (increase_insn_priority): New.
4522 * modulo-sched.c: (issue_rate): Remove static declaration.
4523 (sms_sched_info): Change type to haifa_sched_info.
4524 (sms_sched_deps_info, sms_common_sched_info): New variables.
4525 (setup_sched_infos): New.
4526 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4527 Do not call regstat_free_calls_crossed.
4528 (sms_print_insn): Use const_rtx.
4529 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4530 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4531 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4532 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4533 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4534 current_sched_info to use it.
4535 (enum reg_pending_barrier_mode): Move to sched-int.h.
4536 (h_d_i_d): New variable. Initialize to NULL.
4537 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4539 (estimate_dep_weak): Remove static declaration.
4540 (sched_has_condition_p): New function. Adjust users of
4541 sched_get_condition to use it instead.
4542 (conditions_mutex_p): Add arguments indicating which conditions are
4544 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4545 argument to indicate whether returned condition is reversed. Do not
4546 generate new rtx when condition should be reversed; indicate it by
4547 setting new argument instead.
4548 (add_dependence_list_and_free): Add deps parameter.
4549 Update all users. Do not free dependence list when
4550 deps context is readonly.
4551 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4553 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4554 (remove_from_deps): New. Use the above functions.
4555 (cur_insn, can_start_lhs_rhs_p): New static variables.
4556 (add_or_update_back_dep_1): Initialize present_dep_type.
4557 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4558 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4559 haifa_note_dep): New functions implementing dependence hooks for
4560 the Haifa scheduler.
4561 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4562 note_dep): New functions.
4563 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4565 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4566 (free_deps): Initialize deps->reg_last.
4567 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4568 sched_analyze_insn): Update to use dependency hooks infrastructure
4569 and readonly contexts.
4570 (deps_analyze_insn): New function. Move part of logic from ...
4571 (sched_analyze): ... here. Also move some logic to ...
4572 (deps_start_bb): ... here. New function.
4573 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4575 (sched_deps_init): New function. Move code from ...
4576 (init_dependency_caches): ... here. Remove.
4577 (init_deps_data_vector): New.
4578 (sched_deps_finish): New function. Move code from ...
4579 (free_dependency_caches): ... here. Remove.
4580 (init_deps_global, finish_deps_global): Adjust for use with
4581 selective scheduling.
4582 (get_dep_weak): Move logic to ...
4583 (get_dep_weak_1): New function.
4584 (ds_merge): Move logic to ...
4585 (ds_merge_1): New static function.
4586 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
4587 (ds_get_max_dep_weak): New function.
4588 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
4589 (n_insns): Rename to rgn_n_insns.
4590 (debug_ebb_dependencies): New function.
4591 (init_ready_list): Use it.
4592 (begin_schedule_ready): Use sched_init_only_bb.
4593 (ebb_print_insn): Indicate when an insn starts a new cycle.
4594 (contributes_to_priority, compute_jump_reg_dependencies,
4595 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
4596 (add_block1): Remove to ebb_add_block.
4597 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
4598 (schedule_ebb): Initialize them. Use remove_notes instead of
4599 rm_other_notes. Use haifa_local_init/finish.
4600 (schedule_ebbs): Use haifa_sched_init/finish.
4601 * sched-int.h: Include vecprim.h, remove rtl.h.
4602 (struct ready_list): Delete declaration.
4603 (sched_verbose_param, enum sched_pass_id_t,
4604 bb_vec_t, insn_vec_t, rtx_vec_t): New.
4605 (struct sched_scan_info_def): New structure.
4606 (sched_scan_info, sched_scan, sched_init_bbs,
4607 sched_init_luids, sched_finish_luids, sched_extend_target,
4608 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
4609 (struct common_sched_info_def): New.
4610 (common_sched_info, haifa_common_sched_info,
4611 sched_emulate_haifa_p): Declare.
4613 (sched_luids): Declare.
4614 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
4615 (sched_max_luid, insn_luid): Declare.
4616 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
4617 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
4618 print_insn, print_pattern, print_value, haifa_classify_insn,
4619 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
4620 setup_sched_dump, sched_init, sched_finish,
4621 sel_insn_is_speculation_check): Export.
4622 (struct ready_list): Move from haifa-sched.c.
4623 (ready_try, ready, max_issue): Export.
4624 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
4625 sched_init_only_bb, sched_split_block, sched_split_block_1,
4626 sched_create_empty_bb, sched_create_empty_bb_1,
4627 sched_create_recovery_block, sched_create_recovery_edges): Export.
4628 (enum reg_pending_barrier_mode): Export.
4629 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
4631 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
4632 print_insn field. Move add_block and fix_recovery_cfg to
4633 common_sched_info_def. Move compute_jump_reg_dependencies,
4635 (struct sched_deps_info_def): ... this new structure.
4636 (sched_deps_info): Declare.
4637 (struct spec_info_def): Remove weakness_cutoff, add
4638 data_weakness_cutoff and control_weakness_cutoff.
4639 (spec_info): Declare.
4640 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
4642 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
4643 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
4644 (current_sched_info): Change type to struct haifa_sched_info.
4645 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
4646 (h_d_i_d): New variable.
4647 (HDID): New accessor macro.
4648 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
4649 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
4651 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
4652 (enum SCHED_FLAGS): Update for selective scheduler.
4653 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
4654 (init_dependency_caches, free_dependency_caches): Delete declarations.
4655 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
4656 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
4657 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
4658 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
4659 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
4661 (rm_other_notes): Delete declaration.
4662 (schedule_block): Remove one argument.
4663 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
4664 ready_element, ready_lastpos, sched_extend_ready_list,
4665 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
4666 concat_note_lists): Export.
4667 (struct region): Move from sched-rgn.h.
4668 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4669 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4670 BLOCK_TO_BB, CONTAINING_RGN): Export.
4671 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
4672 (current_nr_blocks, current_blocks, target_bb): Likewise.
4673 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
4674 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
4675 sched_rgn_local_init, extend_regions,
4676 rgn_make_new_region_out_of_new_block, compute_priorities,
4677 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
4678 extend_rgns, deps_join rgn_setup_common_sched_info,
4679 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
4680 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
4681 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
4682 increase_insn_priority): Likewise.
4683 * sched-rgn.c: Include sel-sched.h.
4684 (ref_counts): New static variable. Use it ...
4685 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
4686 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
4687 (sched_is_disabled_for_current_region_p): Delete static declaration.
4688 (struct region): Move to sched-int.h.
4689 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4690 ebb_head): Define and initialize.
4691 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4692 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
4693 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
4695 (find_single_block_region): Add new argument to indicate that EBB
4696 regions should be constructed.
4697 (debug_live): Delete declaration.
4698 (current_nr_blocks, current_blocks, target_bb):
4699 Remove static qualifiers.
4700 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
4702 (init_regions): Delete declaration.
4703 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
4704 rgn_estimate_number_of_insns): New.
4705 (too_large): Use estimate_number_of_insns.
4706 (haifa_find_rgns): New. Move the code from ...
4707 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
4708 (free_trg_info): New.
4709 (compute_trg_info): Allocate candidate tables here instead of ...
4710 (init_ready_list): ... here.
4711 (rgn_print_insn): Use const_rtx.
4712 (contributes_to_priority, extend_regions): Delete static declaration.
4713 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
4714 (add_block1): Rename to rgn_add_block.
4715 (debug_rgn_dependencies): Delete static qualifier.
4716 (new_ready): Use sched_deps_info. Simplify.
4717 (rgn_common_sched_info, rgn_const_sched_deps_info,
4718 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
4720 (region_sched_info): Rename to rgn_const_sched_info.
4721 (deps_join): New, extracted from ...
4722 (propagate_deps): ... here.
4723 (compute_block_dependences, debug_dependencies): Update for selective
4725 (free_rgn_deps, compute_priorities): New functions.
4726 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
4727 sched_rgn_compute_dependencies): New functions.
4728 (schedule_region): Use them.
4729 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
4730 rgn_setup_common_sched_info, rgn_setup_sched_infos):
4732 (schedule_insns): Call new functions that were split out.
4733 (rgn_make_new_region_out_of_new_block): New.
4734 (get_rgn_sched_max_insns_priority): New.
4735 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
4736 scheduling when appropriate.
4737 * sched-vis.c: Include insn-attr.h.
4738 (print_value, print_pattern): Make global.
4739 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
4740 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
4741 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
4742 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
4743 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
4744 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
4745 hooks. Initialize them to 0.
4746 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
4747 * target.h (struct gcc_target): Add them. Rename gen_check field to
4749 * flags.h (sel_sched_switch_set): Declare.
4750 * opts.c (sel_sched_switch_set): New variable.
4751 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
4752 pipelining is disabled from command line.
4753 (common_handle_option): Record whether selective scheduling is
4754 requested from command line.
4755 * doc/invoke.texi: Document new flags and parameters.
4756 * doc/tm.texi: Document new target hooks.
4757 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
4759 (dfa_state_size): Do not declare locally.
4760 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
4761 * config/rs6000/rs6000.c (rs6000_init_sched_context,
4762 rs6000_alloc_sched_context, rs6000_set_sched_context,
4763 rs6000_free_sched_context): New functions.
4764 (struct _rs6000_sched_context): New.
4765 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
4767 (rs6000_sched_finish): Do not run for selective scheduling.
4769 2008-08-31 Jan Hubicka <jh@suse.cz>
4771 * frv.c (frv_rtx_costs): Update forward declaration.
4772 * spu.c (spu_rtx_costs): Likewise.
4773 * pdp11.c: Include df.h
4774 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
4775 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
4776 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
4777 * iq2000.c (iq2000_address_cost): Add speed argument.
4778 (iq2000_rtx_costs): Likewise.
4779 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
4780 update call of mn10300_address_cost.
4781 * mcore.c: Include df.h
4782 (mcore_rtx_costs): Update prototype.
4783 * score3.c: Include df.h
4784 (score3_rtx_costs): Remove speed argument.
4785 * score7.c: Include df.h
4786 (score7_address_cost): Remove speed argument.
4787 * score-protos.h (score_address_cost): Update prototype.
4788 * score.c: Include df.h
4789 (score_rtx_costs): Update call of costs functions.
4790 * v850.c (v850_rtx_costs): Add bool argument.
4792 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
4794 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
4796 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4798 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
4799 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
4801 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4803 * mkmap-flat.awk: Add option pe_dll.
4804 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
4805 * config/i386/t-cygwin (SHLIB_LC): Add.
4806 * config/i386/t-mingw32 (SHLIB_LC): Add.
4807 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
4808 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
4809 (LINK_SPEC): Support libgcc_s.
4810 (LIBGCC_SPEC): Support libgcc_s.
4811 (LIBGCC_SONAME): New.
4813 2008-08-31 Jan Hubicka <jh@suse.cz>
4815 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
4816 mistakely had old version of patch.
4818 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
4819 (ipcp_estimate_growth): New.
4820 (ipcp_insert_stage): Use ipcp_estimate_growth.
4821 * profile.c (branch_prob): When reading failed, do not consider
4824 2008-08-31 Jan Hubicka <jh@suse.cz>
4826 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
4827 loop is optimized for speed.
4829 2008-08-31 Richard Guenther <rguenther@suse.de>
4832 * fold-const.c (fold_binary): Retain conversions in folding
4835 2008-08-31 Jan Hubicka <jh@suse.cz>
4837 * postreload-gcse.c (eliminate_partially_redundant_loads):
4838 Use optimize_bb_for_size_p.
4839 * predict.c (maybe_hot_frequency_p): Make inline.
4840 (maybe_hot_count_p): Break out from ...
4841 (maybe_hot_bb_p): ... this one.
4842 (maybe_hot_edge_p): Simplify.
4843 * basic-block.h (probably_cold_bb_p): Remove.
4845 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4848 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
4850 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
4851 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
4852 Also split V4SFmode.
4853 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
4856 2008-08-31 Jan Hubicka <jh@suse.cz>
4858 * predict.c (PROB_VERY_LIKELY): Make small enough so things
4860 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
4862 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4865 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
4868 * dwarf2out.c (native_encode_initializer): Subtract min_index for
4869 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4871 2008-08-31 Jan Hubicka <jh@suse.cz>
4873 * sparc.h (BRANCH_COST): Fix macro definition.
4874 * avr.c (avr_operand_rtx_cost): Add speed argument.
4875 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
4877 2008-08-31 Richard Guenther <rguenther@suse.de>
4879 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
4880 types instead of operands. Re-instantiate verifying of
4881 binary expression operands.
4883 2008-08-30 Jan Hubicka <jh@suse.cz>
4885 * fwprop.c (should_replace_address): Add speed attribute.
4886 (PR_OPTIMIZE_FOR_SPEED): New flag.
4887 (propagate_rtx_1): Use it.
4888 (propagate_rtx): Set it.
4889 (try_fwprop_subst): Update call of rtx_costs.
4890 (forward_propagate_and_simplify): LIkewise.
4891 * hooks.c (hook_int_rtx_bool_0): New
4892 (hook_bool_rtx_int_int_intp_false): Replace by ...
4893 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4894 * hooks.h (hook_int_rtx_bool_0): New
4895 (hook_bool_rtx_int_int_intp_false): Replace by ...
4896 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4897 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
4898 (prepare_cmp_insn): UPdate call of rtx_cost.
4899 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
4900 (reload_cse_simplify_operands): Update call of rtx_cost.
4901 (reload_cse_move2add): call of rtx_cost.
4902 * target.h (struct gcc_target): Update rtx_costs and address_costs.
4903 * rtlanal.c (rtx_cost): Add speed argument.
4904 (address_cost): Add speed argument
4905 (default_address_cost): Likewise.
4906 (insn_rtx_cost): Likewise.
4907 * cfgloopanal.c (seq_cost): Add speed argument.
4908 (target_reg_cost, target_spill_cost): Turn to array.
4909 (init_set_costs): Update for speed.
4910 (estimate_reg_pressure_cost): Add speed argument.
4911 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
4912 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
4913 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
4914 (seq_cost): Add speed argument.
4915 (computation_cost): Add speed arugment.
4916 (add_cost, multiply_by_const, get_address_cost): add speed argument.
4917 (force_expr_to_var_cost): Update for profile info.
4918 (force_var_cost): Likewise.
4919 (split_address_cost): Likewise.
4920 (ptr_difference_cost): Likewise.
4921 (difference_cost): Likewise.
4922 (get_computation_cost_at): Likewise.
4923 (determine_iv_cost): Likewise.
4924 (ivopts_global_cost_for_size): Likewise.
4925 (rewrite_use_address): Likewise.
4926 (tree_ssa_iv_optimize_loop): Initialize speed field.
4927 * cse.c (optimize_this_for_speed_p): New static var.
4928 (notreg_cost): Update call of rtx_cost.
4929 (cse_extended_basic_block): set optimize_this_for_speed_p.
4930 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
4931 (noce_try_cmove_arith): Likewise.
4932 (noce_try_sign_mask): LIkewise.
4933 * expr.c (compress_float_constant): Update rtx_cost calls.
4934 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
4936 (addr_to_parts): Likewise.
4937 (create_mem_ref): Likewise.
4938 * dse.c (find_shift_sequence): Add speed argument.
4939 (replace_read): Update call.
4940 * calls.c (precompute_register_parameters): Update call of rtx_cost.
4941 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
4942 * neg_cost, shift_cost, shiftadd_cost,
4943 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
4944 mul_highpart_cost): Increase dimension.
4945 (init_expmed): Initialize for both size and speed.
4946 (expand_shift): Use profile.
4947 (synth_mult): Use profile.
4948 (choose_mult_variant): Use profile.
4949 (expand_mult): Use profile.
4950 (expand_mult_highpart_optab): Use profile.
4951 (expand_mult_highpart): Use profile.
4952 (expand_smod_pow2): Use profile.
4953 (expand_divmod): Use profile.
4954 * simplify-rtx.c (simplify_binary_operation_1): Update call of
4956 * loop-invariant.c (create_new_invariant): Use profile.
4957 (gain_for_invariant): Add speed parameter.
4958 (best_gain_for_invariant): Likewise.
4959 (find_invariants_to_move): Likewise.
4960 (move_single_loop_invariants): Set it.
4961 * target-def.h (TARGET_RTX_COSTS): Use hook.
4962 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
4963 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4964 * output.h (default_address_cost): Update prototype.
4965 * combine.c (optimize_this_for_speed_p): New static var.
4966 (combine_validate_cost): Update call of rtx_cost.
4967 (combine_instructions): Set optimize_this_for_speed_p.
4968 (expand_compound_operation): Update call of rtx_cost.
4969 (make_extraction):Update call of rtx_cost.
4970 (force_to_mode):Update call of rtx_cost.
4971 (distribute_and_simplify_rtx):Update call of rtx_cost.
4972 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
4973 (estimate_reg_pressure_cost): Update prototype.
4974 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
4975 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
4977 * config/alpha/alpha.c (alpha_rtx_costs): Update.
4978 (alpha_rtx_costs): Update.
4979 * config/frv/frv.c (frv_rtx_costs): Update.
4980 * config/s390/s390.c (s390_rtx_costs): Update.
4981 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
4982 (m32c_rtx_costs): Update.
4983 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
4984 (spu_rtx_costs): Update.
4985 * config/sparc/sparc.c (sparc_rtx_costs): Update.
4986 * config/m32r/m32r.c (m32r_rtx_costs): Update.
4987 * config/i386/i386.c (:ix86_address_cost): Update.
4988 (ix86_rtx_costs): Update.
4989 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
4990 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
4991 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
4992 * config/crx/crx.c (crx_address_cost): Update.
4993 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
4994 * config/stormy16/stormy16.c
4995 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
4996 * config/m68hc11/m68hc11.c
4997 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
4998 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
4999 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
5001 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
5003 * config/ia64/ia64.c (ia64_rtx_costs): Update.
5004 * config/m68k/m68k.c (m68k_rtx_costs): Update.
5005 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
5006 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
5007 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
5008 (mcore_rtx_costs): update.
5009 * config/score/score3.c (score3_rtx_costs): Update.
5010 * config/score/score7.c (score7_rtx_costs): Update.
5011 * config/score/score3.h (score3_rtx_costs):Update.
5012 * config/score/score7.h (score7_rtx_costs): Update.
5013 * config/score/score.c (score_rtx_costs): Update.
5014 * config/arm/arm.c (arm_address_cost): Update.
5015 (arm_rtx_costs_1): Update.
5016 (arm_rtx_costs_1): Update.
5017 (arm_size_rtx_costs): Update.
5018 (arm_size_rtx_costs): Update.
5019 (arm_size_rtx_costs): Update.
5020 (arm_xscale_rtx_costs): Update.
5021 (arm_thumb_address_cost): Update.
5022 * config/pa/pa.c (hppa_address_cost): Update.
5023 * config/mips/mips.c (mips_rtx_costs): Update.
5024 * config/vax/vax.c (vax_address_cost): Update.
5025 * config/h8300/h8300.c (h8300_shift_costs): Update.
5026 (h8300_rtx_costs): Update.
5027 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
5028 (v850_rtx_costs): Update.
5029 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
5030 * config/bfin/bfin.c
5031 (bfin_address_cost): Update.
5032 (bfin_rtx_costs): Update.
5033 * stmt.c (lshift_cheap_p): Update.
5035 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5038 * expmed.c (extract_bit_field_1): Check the mode size to make
5039 sure the vector modes have the same size.
5041 2008-08-29 Michael Meissner <gnu@the-meissners.org>
5043 * dojump.c (top level): Include basic-block.h to declare
5044 optimize_insn_for_speed_p
5046 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
5048 * opts.h (CL_SAVE): New option class for marking options that are
5049 target specific options usable in the target attribute.
5050 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
5052 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
5053 can easily find the target specific options that are safe to use
5054 in the attribute or pragma.
5056 * attribs.c (decl_attributes): Change #pragma GCC option to
5057 #pragma GCC target, and attribute((option(...))) to
5058 attribute((target(...))).
5060 * doc/extend.texi (target attribute): Change from option
5061 attribute. Delete push/pop/reset.
5062 (#pragma GCC target): Change from #pragma GCC option. Delete
5064 (#pragma GCC push_options): Document new pragma.
5065 (#pragma GCC pop_options): Document new pragma.
5066 (#pragma GCC reset_options): Document new pragma.
5068 * targhooks.c (default_target_option_valid_attribute_p): Add
5069 warning about port not supporting target attributes.
5070 (default_target_option_pragma_parse): New function, warn about
5071 #pragma GCC target not being supported.
5073 * targhooks.h (default_target_option_pragma_parse): Add
5076 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
5077 TI_CURRENT_OPTION_PRAGMA.
5078 (current_target_pragma): Rename from current_option_pragma.
5080 * target.h: (struct target_option): Delete booleans for changing
5081 the optimization level on hot/cold functions. Change signature of
5082 pragma_parse hook to take a second tree.
5084 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
5086 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
5087 that the declaration is done at global scope.
5089 * langhooks.c (add_builtin_function_common): Move most of the code
5090 from add_builtin_function here, calling the hook passed in.
5091 (add_builtin_function): Call add_builtin_function_common with
5092 standard builtin hook.
5093 (add_builtin_function_ext_scope): New function to add builtins to
5096 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
5098 (add_builtin_function_ext_scope): Add declaration.
5100 * c-pragma.c (handle_pragma_target): Rename from
5101 handle_pragma_option, #pragma GCC option is now #pragma GCC
5102 target. Move warning about port not supporting target options to
5103 default pragma parse hook. Remove push/pop/reset from this
5105 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
5106 (option_stack): Delete static variable.
5107 (optimize_stack): Ditto.
5108 (optons_stack): New stack of saved target and optimization
5110 (handle_pragma_push_options): New function to handle pushing both
5111 target and optimization options.
5112 (handle_pragma_pop_options): New function to handle popping both
5113 target and optimization options.
5114 (handle_pragma_reset_options): New function to handle resetting
5115 both target and optimization options to their initial state.
5116 (init_pragma): Rename handle_pragma_option to
5117 handle_pragma_target. Add support for push_options, pop_options,
5118 and reset_options pragmas.
5120 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
5121 default_target_option_pragma_parse.
5122 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
5123 default_target_option_valid_attribute_p.
5124 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5125 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5126 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
5127 optimization level on hot/cold functions.
5129 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
5130 if the caller and callee have different optimization levels.
5132 * c-common.c (handle_target_attribute): Rename from
5133 handle_option_attribute, attribute((option(...))) is now
5134 attribute((target(...))). Move warning if the port does not
5135 support target attributes to the default hook.
5136 (handle_hot_attribute): Delete code to change the optimization
5137 level of hot functions.
5138 (handle_cold_attribute): Ditto.
5140 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
5141 argument that is the binary tree options to use if there are no
5142 arguments. Call ix86_valid_target_attribute_tree instead of
5143 ix86_valid_option_attribute_tree.
5144 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
5145 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
5146 ix86_pragma_option_parse.
5148 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5149 Rename from ix86_valid_option_attribute_tree.
5151 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5152 new builtins when the ISA changes.
5153 (ix86_valid_target_attribute_tree): Rename from
5154 ix86_valid_option_attribute_tree. Change callers. If the
5155 function specified optimization options, use those as the starting
5156 point before setting up the target attributes. If the
5157 optimization options were changed in the course of setting the
5158 target attributes, record the new optimization options.
5159 (ix86_valid_target_attribute_tree_inner_p): Rename from
5160 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5161 ix86_add_new_builtins if the ISA changed.
5162 (ix86_valid_target_attribute_p): Rename from
5163 ix86_valid_option_attribute_p. Change callers.
5164 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5165 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5166 as delayed builtin functions.
5167 (struct builtin_isa): New structure to record builtin functions
5168 that should be delayed until the ISA for that function is used.
5169 (ix86_builtins_isa): Change from int to struct to track builtin
5170 functions we want to declare at some point.
5171 (def_builtin): If the front end can delay defining the builtin
5172 functions, don't create builtins for ISAs not part of the default
5174 (def_builtin_const): Ditto.
5175 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5176 __builtin_ia32_pcmov_v2di to be different builtin functions.
5177 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5178 a structure instead of an int.
5179 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5180 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5181 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5182 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5184 * config/ia64/ia64.h
5185 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5186 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5188 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5189 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5190 (LANG_HOOKS_INITIALIZER): Add
5191 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5193 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5196 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5197 the reload address with the index register for SFmode
5198 access with a displacement.
5200 2008-08-30 Jan Hubicka <jh@suse.cz>
5202 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5203 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5204 * dojump.c (do_jump): Likewise.
5205 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5206 (note-if_info): Add BRANCH_COST.
5207 (noce_try_store_flag_constants, noce_try_addcc,
5208 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5209 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5210 find_if_case_2): Use computed branch cost.
5211 * expr.h (BRANCH_COST): Update default.
5212 * predict.c (predictable_edge_p): New function.
5213 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5214 Update BRANCH_COST call.
5215 * basic-block.h (predictable_edge_p): Declare.
5216 * config/alpha/alpha.h (BRANCH_COST): Update.
5217 * config/frv/frv.h (BRANCH_COST): Update.
5218 * config/s390/s390.h (BRANCH_COST): Update.
5219 * config/spu/spu.h (BRANCH_COST): Update.
5220 * config/sparc/sparc.h (BRANCH_COST): Update.
5221 * config/m32r/m32r.h (BRANCH_COST): Update.
5222 * config/i386/i386.h (BRANCH_COST): Update.
5223 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5225 * config/sh/sh.h (BRANCH_COST): Update.
5226 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5227 * config/avr/avr.h (BRANCH_COST): Update.
5228 * config/crx/crx.h (BRANCH_COST): Update.
5229 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5230 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5231 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5232 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5233 * config/ia64/ia64.h (BRANCH_COST): Update.
5234 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5235 * config/arc/arc.h (BRANCH_COST): Update.
5236 * config/score/score.h (BRANCH_COST): Update.
5237 * config/arm/arm.h (BRANCH_COST): Update.
5238 * config/pa/pa.h (BRANCH_COST): Update.
5239 * config/mips/mips.h (BRANCH_COST): Update.
5240 * config/vax/vax.h (BRANCH_COST): Update.
5241 * config/h8300/h8300.h (BRANCH_COST): Update.
5242 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5243 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5244 * doc/tm.texi (BRANCH_COST): Update.
5246 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5249 * config/arm/arm.c (arm_optimization_options): Set
5250 flag_section_anchors to 2 instead of 1 to distinguish it from
5251 -fsection-anchors given explicitely on the command line.
5253 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5255 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5256 final insn of a split.
5258 2008-08-30 Jan Hubicka <jh@suse.cz>
5260 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5261 optimized for speed.
5262 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5263 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5264 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5265 flag_gcse_after_reload_set): New static vars.
5266 (common_handle_option): Enable those flags for profile-use.
5267 (decode_options): Remove optimize_size flags that are handled
5268 on higher granuality.
5269 * tree-vectorizer.c (vectorize_loops): Use
5270 optimize_loop_nest_for_speed_p.
5271 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5272 * tree-predcom.c (tree_predictive_commoning): Use
5273 optimize_loop_for_speed_p.
5274 * varasm.c (assemble_start_function): Use
5275 optimize_function_for_speed_p.
5276 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5277 * predict.c (optimize_loop_for_speed_p): Fix walk.
5279 2008-08-30 Jan Hubicka <jh@suse.cz>
5281 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5283 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5284 profile presence locally.
5286 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5289 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5290 versions before 4.0.
5292 2008-08-29 Jan Hubicka <jh@suse.cz>
5294 * tree-inline.c (insert_init_stmt): Insert sequence even when
5297 2008-08-29 Jeff Law <law@redhat.com>
5299 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5300 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5301 location and class is an FP register.
5303 2008-08-29 Jan Hubicka <jh@suse.cz>
5305 * see.c (see_merge_one_def_extension): Silence used uninitialized
5307 * matrix-reorg.c (check_allocation_function): Likewise.
5308 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5310 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5313 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5314 compute new & and | in type rather than TREE_TYPE (arg0).
5316 * dwarf2out.c (fortran_common): Update comment.
5317 (gen_variable_die): Swap com_die and var_die variables in Fortran
5318 COMMON block handling code.
5320 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5322 * dwarf2out.c (gen_const_die): New function.
5323 (size_of_die, value_format, output_die): Output larger
5324 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5325 (native_encode_initializer): New function.
5326 (tree_add_const_value_attribute): Call it.
5327 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5329 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5330 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5331 TREE_THIS_VOLATILE to add_type_attribute.
5333 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5335 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5338 * dwarf2out.c (loc_by_reference): New function.
5339 (add_location_or_const_value_attribute): Use it.
5342 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5343 as DW_TAG_variable children of DW_TAG_common_block rather than
5344 DW_TAG_member children. Put DW_AT_external to individual
5345 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5347 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5348 loc_descriptor_from_tree_1.
5352 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5353 arguments to imported_module_or_decl.
5354 (debug_nothing_tree_tree): Removed.
5355 (debug_nothing_tree_tree_tree_bool): New prototype.
5356 * debug.c (do_nothing_debug_hooks): Adjust.
5357 (debug_nothing_tree_tree): Removed.
5358 (debug_nothing_tree_tree_tree_bool): New function.
5359 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5360 (gen_variable_die): Put all common vars for the
5361 same COMMON block under one DW_TAG_common_block.
5362 (declare_in_namespace): Return new context_die, for Fortran
5363 return the module DIE instead of adding extra declarations into
5365 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5366 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5367 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5369 (dwarf2out_global_decl): Don't skip Fortran global vars.
5370 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5371 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5372 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5373 DW_TAG_imported_declaration as child of previous
5374 DW_TAG_imported_module.
5375 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5376 * sdbout.c (sdb_debug_hooks): Likewise.
5377 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5379 2008-08-29 Jan Hubicka <jh@suse.cz>
5381 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5383 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5384 * ipa-cp.c (n_cloning_candidates): New static variable.
5385 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5386 (ipcp_print_all_lattices): Improve debug output.
5387 (ipcp_cloning_candidate_p): New function.
5388 (ipcp_initialize_node_lattices): Use it.
5389 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5390 (ipcp_propagate_stage): Prettier debug output.
5391 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5392 (ipcp_print_all_structures): Remove.
5393 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5394 (ipcp_insert_stage): Prettier debug output; call
5395 cgraph_remove_unreachable_nodes before propagating.
5396 (pass_ipa_cp): Schedule function removal pass.
5397 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5399 (cgraph_maybe_hot_edge_p): Move to ...
5400 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5401 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5402 (common_handle_option): Set them; enable ipa-cp when profiling.
5403 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5404 (ipa_print_all_jump_functions): Likewise.
5405 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5406 (ipa_print_node_params, ipa_print_all_params): New.
5407 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5408 ipa_print_all_param_flags): Remove.
5409 (ipa_print_node_params, ipa_print_all_params): New.
5411 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5413 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5414 change from 2008-04-03.
5415 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5417 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5420 * ira-color.c (push_allocnos_to_stack): Truncate
5421 removed_splay_allocno_vec.
5423 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5426 * ira-color (ira_fast_allocation): Don't assign hard registers to
5429 2008-08-29 Jan Hubicka <jh@suse.cz>
5432 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5433 for cold internal loops.
5435 2008-08-29 Richard Guenther <rguenther@suse.de>
5437 * tree-ssa-structalias.c (create_variable_info_for): Do not
5438 create fields for heap vars or vars with a noalias state.
5439 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5442 2008-08-29 Richard Guenther <rguenther@suse.de>
5444 * common.opt (ftree-store-ccp): Mark as preserved for
5445 backward compatibility.
5446 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5447 * tree-pass.h (pass_store_ccp): Remove.
5448 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5449 (first_vdef): Remove declaration.
5450 (get_value_loaded_by): Likewise.
5451 * tree-ssa-ccp.c (do_store_ccp): Remove.
5452 (get_default_value): Simplify as do_store_ccp is always false
5453 now. Do not initialize mem_ref.
5454 (set_value_varying): Likewise.
5455 (canonicalize_float_value): Likewise.
5456 (set_lattice_value): Likewise.
5457 (likely_value): Likewise.
5458 (surely_varying_stmt_p): Likewise.
5459 (ccp_initialize): Likewise.
5460 (ccp_lattice_meet): Likewise.
5461 (ccp_visit_phi_node): Likewise.
5462 (ccp_fold): Likewise.
5463 (evaluate_stmt): Likewise.
5464 (visit_assignment): Likewise.
5465 (ccp_visit_stmt): Likewise.
5466 (execute_ssa_ccp): Fold into ...
5467 (do_ssa_ccp): ... this.
5468 (do_ssa_store_ccp): Remove.
5469 (gate_store_ccp): Likewise.
5470 (pass_store_ccp): Likewise.
5471 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5473 * tree-ssa-propagate.c (first_vdef): Remove.
5474 (get_value_loaded_by): Likewise.
5475 (replace_vuses_in): Likewise.
5476 (substitute_and_fold): Do not call replace_vuses_in.
5477 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5479 2008-08-29 Richard Guenther <rguenther@suse.de>
5482 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5483 PARAM_NOALIAS tags with is_heapvar.
5484 * tree-ssa-operands.c (access_can_touch_variable): Offset
5485 based tests do not apply for heapvars. Fix offset test.
5487 2008-08-29 Jan Hubicka <jh@suse.cz>
5489 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5490 (-fipa-cp-clone): Enabled by default at -O3.
5491 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5492 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5494 2008-08-29 Jan Hubicka <jh@suse.cz>
5496 * tree.c (build_function_type_skip_args,
5497 build_function_decl_skip_args): New functions.
5498 * tree.h (build_function_type_skip_args,
5499 build_function_decl_skip_args): Declare.
5500 * gimple.c (giple_copy_call_skip_args): New function.
5501 (giple_copy_call_skip_args): Declare.
5503 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5504 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5505 (ipcp_node_modifiable_p): ... this one; use
5506 tree_versionable_function_p.
5507 (ipcp_create_replace_map): Improve debug output.
5508 (ipcp_need_redirect_p): Return false when not clonning.
5509 (ipcp_update_callgraph): Skip args.
5510 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5512 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5513 (save_inline_function_body): Update call of tree_function_versioning.
5514 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5515 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5517 (tree_function_versioning): Likewise.
5518 * tree-inline.h (tree_function_versioning): Update prototype.
5520 2008-08-29 Jan Hubicka <jh@suse.cz>
5522 * loop-unswitch.c (unswitch_single_loop): Use
5523 optimize_loop_for_speed_p.
5524 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5525 Use optimize_function_for_size_p.
5526 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5527 * postreload-gcse.c (eliminate_partially_redundant_load):
5528 Use optimize_bb_for_size_p.
5529 * value-prof.c (gimple_divmod_fixed_value_transform,
5530 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5531 gimple_stringops_transform): Use optimize_bb_for_size_p.
5532 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5533 * final.c (compute_alignments): Use optimize_function_for_size_p.
5534 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5535 (fold_builtin_strcpy, fold_builtin_fputs): Use
5536 optimize_function_for_size_p.
5537 * fold-const.c (tree_swap_operands_p): Use
5538 optimize_function_for_size_p.
5539 * recog.c (relax_delay_slots): Likewise.
5540 * tree-ssa-math-opts.c (replace_reciprocal):
5541 Use optimize_bb_for_speed_p.
5542 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5543 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5544 optimize_function_for_size_p.
5545 (cgraph_decide_inlining_of_small_function): Use
5546 optimize_function_for_size_p.
5547 * global.c (find_reg): Use optimize_function_for_size_p.
5548 * opts.c (decode_options): Do not clear flag_tree_ch,
5549 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5550 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5551 work it out from profile.
5552 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5553 optimize_loop_for_speed_p.
5554 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5556 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5557 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5558 * tree-eh.c (decide_copy_try_finally): Use
5559 optimize_function_for_size_p.
5560 * local-alloc.c (block_alloc): Pass BB pointer.
5561 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5562 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5563 * loop-unroll.c (decide_unrolling_and_peeling):
5564 Use optimize_loop_for_size_p.
5565 (decide_peel_completely): Likewise.
5566 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5567 optimize_loop_for_size_p.
5568 (vect_enhance_data_refs_alignment): Likewise.
5569 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5570 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5572 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5573 (try_crossjump_bb): Use optimize_bb_for_size_p.
5574 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5575 optimize_loop_for_speed_p.
5576 * bb-reorder.c (find_traces_1_round): Likewise.
5577 (copy_bb): Use optimize_bb_for_speed_p.
5578 (duplicate_computed_gotos): Likewise.
5579 * basic-block.h (optimize_loop_nest_for_size_p,
5580 optimize_loop_nest_for_speed_p): New.
5581 * stmt.c (expand_case): Use optimize_insn_for_size_p.
5583 2008-08-29 Tristan Gingold <gingold@adacore.com>
5585 * gcov.c (main): Call expandargv.
5587 2008-08-29 Jan Hubicka <jh@suse.cz>
5589 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
5591 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5593 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
5594 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5596 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
5598 2008-08-29 Jan Hubicka <jh@suse.cz>
5600 * tree-pass.h (pass_strip_predict_hints): Declare.
5601 * predict.c (strip_builtin_expect): Rename to ...
5602 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
5603 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
5604 (tree_estimate_probability): Do not strip builtin_expect.
5605 (pass_strip_predict_hints): New pass.
5606 * tree-inline.c (expand_call_inline): When inlining cold function,
5607 predict it as unlikely.
5608 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
5610 2008-08-29 Richard Guenther <rguenther@suse.de>
5612 PR tree-optimization/37207
5613 * tree-vrp.c (extract_range_from_binary_expr): Also try
5614 to constant fold if only one of the operands is a constant.
5616 2008-08-29 Nick Clifton <nickc@redhat.com>
5618 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
5619 the same way as SYMBOL_REFs.
5621 2008-08-28 Bob Wilson <bob.wilson@acm.org>
5623 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
5625 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5627 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
5628 * config/mips/mips.md (branch_likely): Remove const. Fix
5630 (define_delay for type "branch"): Change to only apply for branch
5631 with likely variant.
5632 (define_delay for type "branch" and "branch_likely" no). New delay
5634 (equality_op): New code iterator.
5635 (bbv, bbinv): New code attributes.
5636 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
5639 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5640 Andrew Pinski <pinskia@gcc.gnu.org>
5643 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
5645 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
5647 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
5648 rule that a symbolic constant must be defined and >= 0 for the
5649 corresponding facility to be present at compile-time.
5650 * gthr-posix.c: Likewise.
5652 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5654 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
5655 * config/mips/mips.md (D): New mode attribute.
5656 (mulsi3, muldi3): Merge it into ...
5657 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
5658 (muldi3_mul3): New pattern.
5659 (mulsi3_mult3): Rename to mulsi3_mul3.
5661 2008-08-28 Jan Hubicka <jh@suse.cz>
5663 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
5665 * predict.c (always_optimize_for_size_p): Rename to ...
5666 (optimize_function_for_size): ... this one; make extern.
5667 (optimize_function_for_speed_p): New.
5668 (optimize_bb_for_size_p, optimize_bb_for_size_p,
5669 optimize_edge_for_size_p,optimize_edge_for_size_p,
5670 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
5671 * basic-block.h (optimize_function_for_size_p,
5672 optimize_function_for_speed_p): Declare.
5673 * i386.md (optimize_size checks): Replace them by appropriate
5675 (standard_80387_constant_p, ix86_compute_frame_layout,
5676 ix86_expand_epilogue, ix86_decompose_address,
5677 print_operand, emit_i387_cw_initialization,
5678 inline_memory_move_cost, ix86_pad_returns,
5679 ix86_reorg): Replace optimize_size checks.
5681 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
5683 * rtl.h (simplify_subreg_regno): Declare.
5684 * rtlanal.c (simplify_subreg_regno): New function, split out from...
5685 * simplify-rtx.c (simplify_subreg): ...here.
5686 * reload.c (find_reloads): Use simplify_subreg_regno instead of
5687 subreg_offset_representable_p.
5689 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5692 * c-typeck.c (convert_for_assignment): Give a note describing what
5693 was passed and what was expected.
5695 2008-08-28 Joey Ye <joey.ye@intel.com>
5697 * doc/extend.texi: Document AVX built-in functions.
5698 * doc/invoke.texi: Document -mavx.
5700 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
5701 Joey Ye <joey.ye@intel.com>
5702 Xuepeng Guo <xuepeng.guo@intel.com>
5704 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
5706 * config/i386/cpuid.h (bit_FMA): New.
5707 (bit_XSAVE): Likewise.
5708 (bit_OSXSAVE): Likewise.
5709 (bit_AVX): Likewise.
5711 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
5712 define. Use ASM_OUTPUT_AVX_PREFIX.
5714 * config/i386/gmmintrin.h: New.
5716 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
5717 (OPTION_MASK_ISA_AVX_SET): New.
5718 (OPTION_MASK_ISA_FMA_SET): Likewise.
5719 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
5720 (OPTION_MASK_ISA_FMA_SET): Likewise.
5721 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
5722 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
5723 (pta_flags): Add PTA_AVX and PTA_FMA.
5724 (override_options): Handle PTA_AVX and PTA_FMA.
5725 (init_cumulative_args): Handle warn_avx.
5726 (classify_argument): Return 0 for COImode and OImode. Return
5727 1 and X86_64_AVX_CLASS for 256bit vector types.
5728 (examine_argument): Handle X86_64_AVX_CLASS.
5729 (construct_container): Likewise.
5730 (function_arg_advance_32): Pass OImode and 256bit vector types
5732 (function_arg_advance_64): Take a new argument to indicate if a
5733 parameter is named. Handle 256bit vector types. Return
5734 immediately for unnamed 256bit vector mode parameters.
5735 (function_arg_advance): Updated.
5736 (function_arg_32): Add comments for TImode. Handle OImode
5737 and 256bit vector types.
5738 (function_arg_64): Take a new argument to indicate if a
5739 parameter is named. Handle 256bit vector types. Return NULL
5740 for unnamed 256bit vector mode parameters.
5741 (function_arg): Updated.
5742 (setup_incoming_varargs_64): Support
5743 AVX encoding for *sse_prologue_save_insn.
5744 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
5745 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
5746 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
5747 enabled, otherwise return -3.
5748 (standard_sse_constant_opcode): Handle AVX and 256bit vector
5750 (print_reg): Support AVX registers. Handle 'x' and 't'.
5751 Handle 'd' to duplicate the operand.
5752 (print_operand): Likewise. Also support AVX vector compare
5754 (output_387_binary_op): Support AVX.
5755 (output_fp_compare): Likewise.
5756 (ix86_expand_vector_move_misalign): Likewise.
5757 (ix86_attr_length_vex_default): New.
5758 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5759 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5760 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5761 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5762 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
5763 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5764 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
5765 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
5766 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
5767 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
5768 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
5769 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
5770 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
5771 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
5772 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5773 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
5774 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
5775 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5776 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
5777 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
5778 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5779 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5780 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5781 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
5782 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
5783 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
5784 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
5785 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5786 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
5787 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
5788 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
5789 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
5790 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
5791 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5792 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5793 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5794 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
5795 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
5796 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
5797 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
5798 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
5799 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
5800 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
5801 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
5802 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
5803 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
5804 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5805 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5806 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5807 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5808 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5809 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5810 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5811 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5812 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5813 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5814 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5815 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5816 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5817 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5818 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5819 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5820 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5821 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
5822 and IX86_BUILTIN_MOVMSKPS256,
5823 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
5824 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
5825 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
5826 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
5827 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
5828 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
5829 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
5830 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
5831 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
5832 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
5833 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
5834 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
5835 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
5836 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
5837 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
5838 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
5839 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
5840 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
5841 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
5842 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
5843 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
5844 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
5845 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
5846 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
5847 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
5848 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
5849 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
5850 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
5851 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5852 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5853 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
5854 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
5855 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
5856 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
5857 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
5858 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
5859 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
5860 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
5861 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5862 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5863 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5864 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5865 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
5866 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
5867 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
5868 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
5869 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
5870 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
5871 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
5872 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
5873 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
5874 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
5875 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5876 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
5877 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5878 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
5879 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5880 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5882 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
5883 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
5884 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
5885 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5886 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5887 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5888 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
5889 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5890 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
5891 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5892 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
5893 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5894 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
5895 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
5896 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
5897 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
5898 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5899 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5900 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5901 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5902 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5903 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5904 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5905 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5906 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5907 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5908 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5909 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5910 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5911 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5912 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5913 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5914 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5915 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
5916 IX86_BUILTIN_MOVMSKPS256.
5917 (ix86_init_mmx_sse_builtins): Support AVX builtins.
5918 (ix86_expand_args_builtin): Likewise.
5919 (ix86_expand_special_args_builtin): Likewise.
5920 (ix86_hard_regno_mode_ok): Handle AVX modes.
5921 (ix86_expand_vector_init_duplicate): Likewise.
5922 (ix86_expand_vector_init_one_nonzero): Likewise.
5923 (ix86_expand_vector_init_one_var): Likewise.
5924 (ix86_expand_vector_init_concat): Likewise.
5925 (ix86_expand_vector_init_general): Likewise.
5926 (ix86_expand_vector_set): Likewise.
5927 (ix86_vector_mode_supported_p): Likewise.
5928 (x86_extended_reg_mentioned_p): Check INSN_P before using
5931 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
5932 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
5934 * config/i386/i386.h (TARGET_AVX): New.
5935 (TARGET_FMA): Likewise.
5936 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
5937 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
5938 (VALID_AVX256_REG_MODE): New.
5939 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5940 (AVX_FLOAT_MODE_P): Likewise.
5941 (AVX128_VEC_FLOAT_MODE_P): Likewise.
5942 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5943 (AVX_VEC_FLOAT_MODE_P): Likewise.
5944 (ASM_OUTPUT_AVX_PREFIX): Likewise.
5945 (ASM_OUTPUT_OPCODE): Likewise.
5946 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
5948 (SSE_REG_MODE_P): Allow 256bit vector modes.
5949 (ix86_args): Add a warn_avx field.
5951 * config/i386/i386.md (UNSPEC_PCMP): New.
5952 (UNSPEC_VPERMIL): Likewise.
5953 (UNSPEC_VPERMIL2): Likewise.
5954 (UNSPEC_VPERMIL2F128): Likewise.
5955 (UNSPEC_MASKLOAD): Likewise.
5956 (UNSPEC_MASKSTORE): Likewise.
5957 (UNSPEC_CAST): Likewise.
5958 (UNSPEC_VTESTP): Likewise.
5959 (UNSPECV_VZEROALL): Likewise.
5960 (UNSPECV_VZEROUPPER): Likewise.
5961 (XMM0_REG): Likewise.
5962 (XMM1_REG): Likewise.
5963 (XMM2_REG): Likewise.
5964 (XMM3_REG): Likewise.
5965 (XMM4_REG): Likewise.
5966 (XMM5_REG): Likewise.
5967 (XMM6_REG): Likewise.
5968 (XMM8_REG): Likewise.
5969 (XMM9_REG): Likewise.
5970 (XMM10_REG): Likewise.
5971 (XMM11_REG): Likewise.
5972 (XMM12_REG): Likewise.
5973 (XMM13_REG): Likewise.
5974 (XMM14_REG): Likewise.
5975 (XMM15_REG): Likewise.
5977 (prefix_vex_imm8): Likewise.
5978 (prefix_vex_w): Likewise.
5979 (length_vex): Likewise.
5982 (*avx_ashlti3): Likewise.
5983 (*avx_lshrti3): Likewise.
5984 (*avx_setcc<mode>): Likewise.
5985 (*fop_<mode>_comm_mixed_avx): Likewise.
5986 (*fop_<mode>_comm_avx): Likewise.
5987 (*fop_<mode>_1_mixed_avx): Likewise.
5988 (*fop_<mode>_1_avx): Likewise.
5989 (*avx_<code><mode>3): Likewise.
5990 (*avx_ieee_smin<mode>3): Likewise.
5991 (*avx_ieee_smax<mode>3): Likewise.
5992 (mode): Add OI, V8SF and V4DF.
5993 (length): Support VEX prefix.
5994 (*cmpfp_i_mixed): Set prefix attribute.
5995 (*cmpfp_i_sse): Likewise.
5996 (*cmpfp_iu_mixed): Likewise.
5997 (*cmpfp_iu_sse): Likewise.
5998 (*movsi_1): Support AVX.
5999 (*movdi_2): Likewise.
6000 (*movdi_1_rex64): Likewise.
6001 (*movti_internal): Likewise.
6002 (*movti_rex64): Likewise.
6003 (*movsf_1): Likewise.
6004 (*movdf_nointeger): Likewise.
6005 (*movdf_integer_rex64): Likewise.
6006 (*movtf_internal): Likewise.
6007 (zero_extendsidi2_32): Likewise.
6008 (zero_extendsidi2_rex64): Likewise.
6009 (*extendsfdf2_mixed): Likewise.
6010 (*extendsfdf2_sse): Likewise.
6011 (*truncdfsf_fast_mixed): Likewise.
6012 (*truncdfsf_fast_sse): Likewise.
6013 (*truncdfsf_mixed): Likewise.
6014 (fix_trunc<mode>di_sse): Likewise.
6015 (fix_trunc<mode>si_sse): Likewise.
6016 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
6017 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
6018 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
6019 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
6020 (*rcpsf2_sse): Likewise.
6021 (*rsqrtsf2_sse): Likewise.
6022 (*sqrt<mode>2_sse): Likewise.
6023 (sse4_1_round<mode>2): Likewise.
6024 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
6025 Support AVX. Set length attribute properly for AVX.
6027 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
6028 (VECTOR_MODES (FLOAT, 32)): Likewise.
6029 (VECTOR_MODE (INT, DI, 8)): Likewise.
6030 (VECTOR_MODE (INT, HI, 32)): Likewise.
6031 (VECTOR_MODE (INT, QI, 64)): Likewise.
6032 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
6033 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
6034 (VECTOR_MODE (INT, DI, 4)): Removed.
6035 (VECTOR_MODE (INT, SI, 8)): Likewise.
6036 (VECTOR_MODE (INT, HI, 16)): Likewise.
6037 (VECTOR_MODE (INT, QI, 32)): Likewise.
6038 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
6039 (INT_MODE (OI, 32)): Likewise.
6041 * config/i386/i386.opt (mavx): New.
6044 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
6046 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
6047 (*mov<mode>_internal_avx): New.
6048 (*movv2sf_internal_rex64_avx): Likewise.
6049 (*movv2sf_internal_avx): Likewise.
6051 * config/i386/predicates.md (const_4_to_5_operand): New.
6052 (const_6_to_7_operand): Likewise.
6053 (const_8_to_11_operand): Likewise.
6054 (const_12_to_15_operand): Likewise.
6055 (avx_comparison_float_operator): Likewise.
6057 * config/i386/sse.md (AVX256MODEI): New.
6058 (AVX256MODE): Likewise.
6059 (AVXMODEQI): Likewise.
6060 (AVXMODE): Likewise.
6061 (AVX256MODEF2P): Likewise.
6062 (AVX256MODE2P): Likewise.
6063 (AVX256MODE4P): Likewise.
6064 (AVX256MODE8P): Likewise.
6065 (AVXMODEF2P): Likewise.
6066 (AVXMODEF4P): Likewise.
6067 (AVXMODEDCVTDQ2PS): Likewise.
6068 (AVXMODEDCVTPS2DQ): Likewise.
6069 (avxvecmode): Likewise.
6070 (avxvecpsmode): Likewise.
6071 (avxhalfvecmode): Likewise.
6072 (avxscalarmode): Likewise.
6073 (avxcvtvecmode): Likewise.
6074 (avxpermvecmode): Likewise.
6075 (avxmodesuffixf2c): Likewise.
6076 (avxmodesuffixp): Likewise.
6077 (avxmodesuffixs): Likewise.
6078 (avxmodesuffix): Likewise.
6079 (vpermilbits): Likewise.
6080 (pinsrbits): Likewise.
6081 (mov<mode>): Likewise.
6082 (*mov<mode>_internal): Likewise.
6083 (push<mode>1): Likewise.
6084 (movmisalign<mode>): Likewise.
6085 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6086 (avx_movdqu<avxmodesuffix>): Likewise.
6087 (avx_lddqu<avxmodesuffix>): Likewise.
6088 (<plusminus_insn><mode>3): Likewise.
6089 (*avx_<plusminus_insn><mode>3): Likewise.
6090 (*avx_vm<plusminus_insn><mode>3): Likewise.
6091 (mul<mode>3): Likewise.
6092 (*avx_mul<mode>3): Likewise.
6093 (*avx_vmmul<mode>3): Likewise.
6094 (divv8sf3): Likewise.
6095 (divv4df3): Likewise.
6096 (avx_div<mode>3): Likewise.
6097 (*avx_div<mode>3): Likewise.
6098 (*avx_vmdiv<mode>3): Likewise.
6099 (avx_rcpv8sf2): Likewise.
6100 (*avx_vmrcpv4sf2): Likewise.
6101 (sqrtv8sf2): Likewise.
6102 (avx_sqrtv8sf2): Likewise.
6103 (*avx_vmsqrt<mode>2): Likewise.
6104 (rsqrtv8sf2): Likewise.
6105 (avx_rsqrtv8sf2): Likewise.
6106 (*avx_vmrsqrtv4sf2): Likewise.
6107 (<code><mode>3): Likewise.
6108 (*avx_<code><mode>3_finite): Likewise.
6109 (*avx_<code><mode>3): Likewise.
6110 (*avx_vm<code><mode>3): Likewise.
6111 (*avx_ieee_smin<mode>3): Likewise.
6112 (*avx_ieee_smax<mode>3): Likewise.
6113 (avx_addsubv8sf3): Likewise.
6114 (avx_addsubv4df3): Likewise.
6115 (*avx_addsubv4sf3): Likewise.
6116 (*avx_addsubv2df3): Likewise.
6117 (avx_h<plusminus_insn>v4df3): Likewise.
6118 (avx_h<plusminus_insn>v8sf3): Likewise.
6119 (*avx_h<plusminus_insn>v4sf3): Likewise.
6120 (*avx_h<plusminus_insn>v2df3): Likewise.
6121 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
6122 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
6123 (*avx_maskcmp<mode>3): Likewise.
6124 (avx_nand<mode>3): Likewise.
6125 (*avx_<code><mode>3): Likewise.
6126 (*avx_nand<mode>3): Likewise.
6127 (*avx_<code><mode>3): Likewise.
6128 (*avx_cvtsi2ss): Likewise.
6129 (*avx_cvtsi2ssq): Likewise.
6130 (*avx_cvtsi2sd): Likewise.
6131 (*avx_cvtsi2sdq): Likewise.
6132 (*avx_cvtsd2ss): Likewise.
6133 (avx_cvtss2sd): Likewise.
6134 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
6135 (avx_cvtps2dq<avxmodesuffix>): Likewise.
6136 (avx_cvttps2dq<avxmodesuffix>): Likewise.
6137 (*avx_cvtsi2sd): Likewise.
6138 (*avx_cvtsi2sdq): Likewise.
6139 (avx_cvtdq2pd256): Likewise.
6140 (avx_cvtpd2dq256): Likewise.
6141 (avx_cvttpd2dq256): Likewise.
6142 (*avx_cvtsd2ss): Likewise.
6143 (*avx_cvtss2sd): Likewise.
6144 (avx_cvtpd2ps256): Likewise.
6145 (avx_cvtps2pd256): Likewise.
6146 (*avx_movhlps): Likewise.
6147 (*avx_movlhps): Likewise.
6148 (avx_unpckhps256): Likewise.
6149 (*avx_unpckhps): Likewise.
6150 (avx_unpcklps256): Likewise.
6151 (*avx_unpcklps): Likewise.
6152 (avx_movshdup256): Likewise.
6153 (avx_movsldup256): Likewise.
6154 (avx_shufps256): Likewise.
6155 (avx_shufps256_1): Likewise.
6156 (*avx_shufps_<mode>): Likewise.
6157 (*avx_loadhps): Likewise.
6158 (*avx_storelps): Likewise.
6159 (*avx_loadlps): Likewise.
6160 (*avx_movss): Likewise.
6161 (*vec_dupv4sf_avx): Likewise.
6162 (*vec_concatv2sf_avx): Likewise.
6163 (*vec_concatv4sf_avx): Likewise.
6164 (*vec_setv4sf_0_avx): Likewise.
6165 (*vec_setv4sf_avx): Likewise.
6166 (*avx_insertps): Likewise.
6167 (avx_vextractf128<mode>): Likewise.
6168 (vec_extract_lo_<mode>): Likewise.
6169 (vec_extract_hi_<mode>): Likewise.
6170 (vec_extract_lo_<mode>): Likewise.
6171 (vec_extract_hi_<mode>): Likewise.
6172 (vec_extract_lo_v16hi): Likewise.
6173 (vec_extract_hi_v16hi): Likewise.
6174 (vec_extract_lo_v32qi): Likewise.
6175 (vec_extract_hi_v32qi): Likewise.
6176 (avx_unpckhpd256): Likewise.
6177 (*avx_unpckhpd): Likewise.
6178 (avx_movddup256): Likewise.
6179 (*avx_movddup): Likewise.
6180 (avx_unpcklpd256): Likewise.
6181 (*avx_unpcklpd): Likewise.
6182 (avx_shufpd256): Likewise.
6183 (avx_shufpd256_1): Likewise.
6184 (*avx_punpckhqdq): Likewise.
6185 (*avx_punpcklqdq): Likewise.
6186 (*avx_shufpd_<mode>): Likewise.
6187 (*avx_storehpd): Likewise.
6188 (*avx_loadhpd): Likewise.
6189 (*avx_loadlpd): Likewise.
6190 (*avx_movsd): Likewise.
6191 (*vec_concatv2df_avx): Likewise.
6192 (*avx_<plusminus_insn><mode>3): Likewise.
6193 (*avx_<plusminus_insn><mode>3): Likewise.
6194 (*avx_mulv8hi3): Likewise.
6195 (*avxv8hi3_highpart): Likewise.
6196 (*avx_umulv8hi3_highpart): Likewise.
6197 (*avx_umulv2siv2di3): Likewise.
6198 (*avx_mulv2siv2di3): Likewise.
6199 (*avx_pmaddwd): Likewise.
6200 (*avx_mulv4si3): Likewise.
6201 (*avx_ashr<mode>3): Likewise.
6202 (*avx_lshr<mode>3): Likewise.
6203 (*avx_ashl<mode>3): Likewise.
6204 (*avx_<code><mode>3): Likewise.
6205 (*avx_eq<mode>3): Likewise.
6206 (*avx_gt<mode>3): Likewise.
6207 (*avx_nand<mode>3): Likewise.
6208 (*avx_nand<mode>3): Likewise.
6209 (*avx_<code><mode>3): Likewise.
6210 (*avx_<code><mode>3): Likewise.
6211 (*avx_packsswb): Likewise.
6212 (*avx_packssdw): Likewise.
6213 (*avx_packuswb): Likewise.
6214 (*avx_punpckhbw): Likewise.
6215 (*avx_punpcklbw): Likewise.
6216 (*avx_punpckhwd): Likewise.
6217 (*avx_punpcklwd): Likewise.
6218 (*avx_punpckhdq): Likewise.
6219 (*avx_punpckldq): Likewise.
6220 (*avx_pinsr<avxmodesuffixs>): Likewise.
6221 (*avx_pinsrq): Likewise.
6222 (*avx_loadld): Likewise.
6223 (*vec_extractv2di_1_rex64_avx): Likewise.
6224 (*vec_extractv2di_1_avx): Likewise.
6225 (*vec_dupv2di_avx): Likewise.
6226 (*vec_concatv2si_avx): Likewise.
6227 (*vec_concatv4si_1_avx): Likewise.
6228 (*vec_concatv2di_avx): Likewise.
6229 (*vec_concatv2di_rex64_avx): Likewise.
6230 (*avx_uavgv16qi3): Likewise.
6231 (*avx_uavgv8hi3): Likewise.
6232 (*avx_psadbw): Likewise.
6233 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6234 (*avx_phaddwv8hi3): Likewise.
6235 (*avx_phadddv4si3): Likewise.
6236 (*avx_phaddswv8hi3): Likewise.
6237 (*avx_phsubwv8hi3): Likewise.
6238 (*avx_phsubdv4si3): Likewise.
6239 (*avx_phsubswv8hi3): Likewise.
6240 (*avx_pmaddubsw128): Likewise.
6241 (*avx_pmulhrswv8hi3): Likewise.
6242 (*avx_pshufbv16qi3): Likewise.
6243 (*avx_psign<mode>3): Likewise.
6244 (*avx_palignrti): Likewise.
6245 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6246 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6247 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6248 (*avx_mpsadbw): Likewise.
6249 (*avx_packusdw): Likewise.
6250 (*avx_pblendvb): Likewise.
6251 (*avx_pblendw): Likewise.
6252 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6253 (avx_ptest256): Likewise.
6254 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6255 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6256 (*avx_aesenc): Likewise.
6257 (*avx_aesenclast): Likewise.
6258 (*avx_aesdec): Likewise.
6259 (*avx_aesdeclast): Likewise.
6260 (avx_vzeroupper): Likewise.
6261 (avx_vzeroupper_rex64): Likewise.
6262 (avx_vpermil<mode>): Likewise.
6263 (avx_vpermilvar<mode>3): Likewise.
6264 (avx_vpermil2<mode>3): Likewise.
6265 (avx_vperm2f128<mode>3): Likewise.
6266 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6267 (avx_vbroadcastss256): Likewise.
6268 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6269 (avx_vinsertf128<mode>): Likewise.
6270 (vec_set_lo_<mode>): Likewise.
6271 (vec_set_hi_<mode>): Likewise.
6272 (vec_set_lo_<mode>): Likewise.
6273 (vec_set_hi_<mode>): Likewise.
6274 (vec_set_lo_v16hi): Likewise.
6275 (vec_set_hi_v16hi): Likewise.
6276 (vec_set_lo_v32qi): Likewise.
6277 (vec_set_hi_v32qi): Likewise.
6278 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6279 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6280 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6281 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6282 (vec_init<mode>): Likewise.
6283 (*vec_concat<mode>_avx): Likewise.
6284 (blendbits): Support V8SF and V4DF.
6285 (sse2_movq128): Support AVX.
6286 (<sse>_movnt<mode>): Likewise.
6287 (sse2_movntv2di): Likewise.
6288 (sse_rcpv4sf2): Likewise.
6289 (sse_sqrtv4sf2): Likewise.
6290 (sse_rsqrtv4sf2): Likewise.
6291 (<sse>_comi): Likewise.
6292 (<sse>_ucomi): Likewise.
6293 (sse_cvtss2si): Likewise.
6294 (sse_cvtss2si_2): Likewise.
6295 (sse_cvtss2siq): Likewise.
6296 (sse_cvtss2siq_2): Likewise.
6297 (sse_cvttss2si): Likewise.
6298 (sse_cvttss2siq): Likewise.
6299 (sse2_cvtsd2si): Likewise.
6300 (sse2_cvtsd2si_2): Likewise.
6301 (sse2_cvtsd2siq): Likewise.
6302 (sse2_cvtsd2siq_2): Likewise.
6303 (sse2_cvttsd2si): Likewise.
6304 (sse2_cvttsd2siq): Likewise.
6305 (sse2_cvtdq2pd): Likewise.
6306 (*sse2_cvtpd2dq): Likewise.
6307 (*sse2_cvttpd2dq): Likewise.
6308 (*sse2_cvtpd2ps): Likewise.
6309 (sse2_cvtps2pd): Likewise.
6310 (sse3_movshdup): Likewise.
6311 (sse3_movsldup): Likewise.
6312 (sse_storehps): Likewise.
6313 (*sse4_1_extractps): Likewise.
6314 (sse2_storelpd): Likewise.
6315 (vec_dupv2df_sse3): Likewise.
6316 (*vec_concatv2df_sse3): Likewise.
6317 (*sse4_1_pextrb): Likewise.
6318 (*sse4_1_pextrb_memory): Likewise.
6319 (*sse2_pextrw): Likewise.
6320 (*sse4_1_pextrw_memory): Likewise.
6321 (*sse4_1_pextrd): Likewise.
6322 (*sse4_1_pextrq): Likewise.
6323 (sse2_pshufd_1): Likewise.
6324 (sse2_pshuflw_1): Likewise.
6325 (sse2_pshufhw_1): Likewise.
6326 (*sse2_storeq_rex64): Likewise.
6327 (*vec_dupv4si): Likewise.
6328 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6329 (sse2_pmovmskb): Likewise.
6330 (*sse2_maskmovdqu): Likewise.
6331 (*sse2_maskmovdqu_rex64): Likewise.
6332 (sse_ldmxcsr): Likewise.
6333 (sse_stmxcsr): Likewise.
6334 (abs<mode>2): Likewise.
6335 (sse4_1_movntdqa): Likewise.
6336 (sse4_1_phminposuw): Likewise.
6337 (sse4_1_extendv8qiv8hi2): Likewise.
6338 (*sse4_1_extendv8qiv8hi2): Likewise.
6339 (sse4_1_extendv4qiv4si2): Likewise.
6340 (*sse4_1_extendv4qiv4si2): Likewise.
6341 (sse4_1_extendv2qiv2di2): Likewise.
6342 (*sse4_1_extendv2qiv2di2): Likewise.
6343 (sse4_1_extendv4hiv4si2): Likewise.
6344 (*sse4_1_extendv4hiv4si2): Likewise.
6345 (sse4_1_extendv2hiv2di2): Likewise.
6346 (*sse4_1_extendv2hiv2di2): Likewise.
6347 (sse4_1_extendv2siv2di2): Likewise.
6348 (*sse4_1_extendv2siv2di2): Likewise.
6349 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6350 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6351 (sse4_1_zero_extendv4qiv4si2): Likewise.
6352 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6353 (sse4_1_zero_extendv2qiv2di2): Likewise.
6354 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6355 (sse4_1_zero_extendv4hiv4si2): Likewise.
6356 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6357 (sse4_1_zero_extendv2hiv2di2): Likewise.
6358 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6359 (sse4_1_zero_extendv2siv2di2): Likewise.
6360 (*sse4_1_zero_extendv2siv2di2): Likewise.
6361 (sse4_1_ptest): Likewise.
6362 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6363 (sse4_2_pcmpestri): Likewise.
6364 (sse4_2_pcmpestrm): Likewise.
6365 (sse4_2_pcmpistri): Likewise.
6366 (sse4_2_pcmpistrm): Likewise.
6368 (aeskeygenassist): Likewise.
6370 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6372 * config/i386/predicates.md (vzeroall_operation): New.
6374 * config/i386/sse.md (avx_vzeroall): New.
6375 (*avx_vzeroall): Likewise.
6377 2008-08-28 Paul Brook <paul@codesourcery.com>
6378 Mark Shinwell <shinwell@codesourcery.com>
6379 Richard Earnshaw <richard.earnshaw@arm.com>
6381 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6382 (TARGET_MIN_ANCHOR_OFFSET): New.
6383 (arm_override_options): Set correct anchor ranges for Thumb-1
6384 and Thumb-2 if required.
6385 (legitimize_pic_address): Handle case involving a TLS symbol
6386 reference with an addend.
6387 (arm_optimization_options): Enable section anchors at -O1 and
6389 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6390 * config/arm/arm-protos.h (arm_optimization_options): New.
6392 2008-08-28 Nick Clifton <nickc@redhat.com>
6394 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6395 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6398 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6399 * config/v850/v850.md (return): Remove frame size restriction.
6401 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6403 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6405 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6407 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6409 2008-08-28 Paul Brook <paul@codesourcery.com>
6411 * config/arm/vfp11.md: Update license notice.
6412 * config/arm/cortex-r4.md: Ditto.
6414 2008-08-28 Richard Guenther <rguenther@suse.de>
6416 PR tree-optimization/37207
6417 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6420 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6423 * tree.c (int_fits_type_p): Don't forget unsigned integers
6424 of type sizetype which higher end word equals -1.
6426 2008-08-28 Ira Rosen <irar@il.ibm.com>
6428 * target.h (struct vectorize): Add new target builtin.
6429 * tree-vectorizer.c (destroy_loop_vec_info): Call
6430 vect_free_slp_instance instead of vect_free_slp_node.
6431 * tree-vectorizer.h (enum slp_load_perm_type): New.
6432 (struct _slp_instance): Add new fields.
6433 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6434 (SLP_INSTANCE_LOADS): New.
6435 (vect_free_slp_tree): Remove.
6436 (vect_free_slp_instance): Declare.
6437 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6438 (vectorizable_load): Add argument.
6439 (vect_transform_slp_perm_load): New.
6440 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6442 (vect_get_place_in_interleaving_chain): New function.
6443 (vect_free_slp_tree): Make static.
6444 (vect_free_slp_instance): New function.
6445 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6446 collect the load location in the interleaving chain.
6447 (vect_supported_slp_permutation_p): New function.
6448 (vect_supported_load_permutation_p): Likewise.
6449 (vect_analyze_slp_instance): In case of loads permutation, call
6450 vect_supported_load_permutation_p to check that the permutation is
6452 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6453 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6454 (vect_create_mask_and_perm): New function.
6455 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6456 (vectorizable_load): Add an argument. Don't keep the created vectors
6457 statements in the node if permutation is required. Call
6458 vect_transform_slp_perm_load to generate the permutation.
6459 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6460 additional argument.
6461 (vect_schedule_slp_instance): In case of loads permutation, allocate
6462 vectorized statements structure for all the related SLP nodes. Call
6463 vect_transform_stmt with addditional argument.
6464 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6465 * config/spu/spu.c (spu_builtin_vec_perm): New.
6466 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6467 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6468 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6469 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6471 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6473 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6474 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6475 __gthread_cond_signal, __gthread_cond_timedwait,
6476 __gthread_cond_timedwait_recursive): New functions.
6477 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6479 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6482 2008-08-28 Richard Guenther <rguenther@suse.de>
6485 * fold-const.c (maybe_canonicalize_comparison_1): Require
6486 undefined overflow only for canonicalizing A +- CST cmp CST.
6487 Make sure to not generate new constants that are not inside
6488 their TYPE_MIN/MAX_VALUE range.
6489 (maybe_canonicalize_comparison): Remove undefined overflow
6491 (fold_binary): Remove now duplicate folding.
6493 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6495 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6496 use not updated in the last change.
6498 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6500 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6501 (IRA_COVER_CLASSES): Add FPUL_REGS.
6503 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6506 * c-common.c (conversion_warning): Check for null operands.
6508 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6511 * c-decl.c (check_for_loop_decls): Improve error message. Give
6514 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6517 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6518 (convert_for_assignment): Pass corrent OPT_W* parameter to
6519 WARN_FOR_ASSIGNMENT.
6521 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6524 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6526 2008-08-27 Paul Brook <paul@codesourcery.com>
6528 * config.gcc: Loosen checks for arm uclinux eabi targets.
6530 2008-08-27 Paul Brook <paul@codesourcery.com>
6532 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6534 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6536 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6538 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6539 the enumerators of an ENUMERAL_TYPE.
6540 * dbxout.c (dbxout_type): Ditto.
6542 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6545 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6546 (fwprop_addr): Check that the loop_father is not the outer loop.
6548 2008-08-26 Paul Brook <paul@codesourcery.com>
6550 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6551 Remove documentation entry for fmul type.
6552 Use fmuls to annotate single-precision multiplication patterns,
6553 fmuld to annotate double-precision multiplication patterns,
6554 fmacs to annotate single-precision multiply-accumulate patterns
6555 and fmacd to annotate double-precision multiply-accumulate patterns.
6556 * config/arm/vfp11.md: Update reservations accordingly.
6557 * config/arm/arm.md: Note that certain values of the "type"
6558 attribute are documented in vfp.md.
6559 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6560 (v10_cvt): Use new fmul types.
6562 2008-08-26 Paul Brook <paul@codesourcery.com>
6564 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6565 * config/arm/vfp11.md: ...here. New.
6566 * config/arm/arm.md: Include vfp11.md.
6568 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6570 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6571 parameter to inform call.
6573 2008-08-26 Jeff Law <law@redhat.com>
6575 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6576 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6577 preferred class when copying a constant into a partial word register.
6579 2008-08-26 Ben Elliston <bje@au.ibm.com>
6581 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
6582 * cp/typeck.c: Likewise.
6583 * cp/tree.c: Likewise.
6584 * gimple-low.c: Likewise.
6587 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
6589 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
6590 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
6592 * doc/passes.texi: Describe IRA.
6594 * doc/tm.texi (IRA_COVER_CLASSES,
6595 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
6597 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
6598 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
6599 -fira-propagate-cost, -fno-ira-share-save-slots,
6600 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
6602 * flags.h (ira_algorithm): New enumeration.
6603 (flag_ira_algorithm, flag_ira_verbose): New external variable
6606 * postreload.c (gate_handle_postreload): Don't do post reload
6607 optimizations unless the reload is completed.
6609 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
6612 * tree-pass.h (pass_ira): New external variable declaration.
6614 * reload.h: Add 2008 to the Copyright.
6616 * cfgloopanal.c: Include params.h.
6617 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
6620 * params.h (IRA_MAX_LOOPS_NUM): New macro.
6622 * toplev.c (ira.h): New include.
6623 (flag_ira_algorithm, flag_ira_verbose): New external variables.
6624 (backend_init_target): Call ira_init.
6625 (backend_init): Call ira_init_once.
6626 (finalize): Call finish_ira_once.
6628 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
6629 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
6632 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
6633 may_move_out_cost): New external variable declarations.
6634 (move_table): New typedef.
6636 * caller-save.c: Include headers output.h and ira.h.
6637 (no_caller_save_reg_set): New global variable.
6638 (save_slots_num, save_slots): New variables.
6639 (reg_save_code, reg_restore_code, add_stored_regs): Add
6641 (init_caller_save): Set up no_caller_save_reg_set.
6642 (init_save_areas): Reset save_slots_num.
6643 (saved_hard_reg): New structure.
6644 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
6645 (initiate_saved_hard_regs, new_saved_hard_reg,
6646 finish_saved_hard_regs, saved_hard_reg_compare_func): New
6648 (setup_save_areas): Add code for sharing stack slots.
6649 (all_blocks): New variable.
6650 (save_call_clobbered_regs): Process pseudo-register too.
6651 (mark_set_regs): Process pseudo-register too.
6652 (insert_one_insn): Put the insn after bb note in a empty basic
6653 block. Add insn check.
6655 * global.c (eliminable_regset): Make it external.
6656 (mark_elimination): Use DF_LR_IN for IRA.
6657 (pseudo_for_reload_consideration_p): New.
6658 (build_insn_chain): Make it external. Don't ignore spilled
6659 pseudos for IRA. Use pseudo_for_reload_consideration_p.
6660 (gate_handle_global_alloc): New function.
6661 (pass_global_alloc): Add the gate function.
6663 * opts.c (decode_options): Set up flag_ira. Print the warning for
6665 (common_handle_option): Process -fira-algorithm and -fira-verbose.
6667 * timevar.def (TV_IRA, TV_RELOAD): New passes.
6669 * regmove.c (regmove_optimize): Don't do replacement of output for
6672 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
6673 New external variable declarations.
6675 * local-alloc.c (update_equiv_regs): Make it external. Return
6676 true if jump label rebuilding should be done. Rescan new_insn for
6678 (gate_handle_local_alloc): New function.
6679 (pass_local_alloc): Add the gate function.
6681 * alias.c (value_addr_p, stack_addr_p): New functions.
6682 (nonoverlapping_memrefs_p): Use them for IRA.
6684 * common.opt (fira, fira-algorithm, fira-coalesce,
6685 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
6686 fira-verbose): New options.
6688 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
6689 move_cost, may_move_in_cost, may_move_out_cost): Make the
6691 (move_table): Remove typedef.
6692 (init_move_cost): Make it external.
6693 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
6696 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
6697 setup_reg_classes): New function prototypes.
6698 (eliminable_regset): New external variable declaration.
6699 (build_insn_chain, update_equiv_regs): New function prototypes.
6701 * Makefile.in (IRA_INT_H): New definition.
6702 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
6703 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
6704 (reload1.o, toplev.o): Add dependence on ira.h.
6705 (cfgloopanal.o): Add PARAMS_H.
6706 (caller-save.o): Add dependence on output.h and ira.h.
6707 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
6708 ira-emit.o, ira-lives.o): New entries.
6710 * passes.c (pass_ira): New pass.
6712 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
6714 * reload1.c (ira.h): Include the header.
6715 (changed_allocation_pseudos): New bitmap.
6716 (init_reload): Initiate the bitmap.
6717 (compute_use_by_pseudos): Permits spilled registers in FROM.
6718 (temp_pseudo_reg_arr): New variable.
6719 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
6720 IRA. Call alter_reg with the additional parameter. Don't clear
6721 spilled_pseudos for IRA. Restore original insn chain for IRA.
6722 Clear changed_allocation_pseudos at the end of reload.
6723 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6724 (hard_regno_to_pseudo_regno): New variable.
6725 (count_pseudo): Check spilled pseudos. Set up
6726 hard_regno_to_pseudo_regno.
6727 (count_spilled_pseudo): Check spilled pseudos. Update
6728 hard_regno_to_pseudo_regno.
6729 (find_reg): Use better_spill_reload_regno_p. Check
6730 hard_regno_to_pseudo_regno.
6731 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
6733 (eliminate_regs_1): Use additional parameter for alter_reg.
6734 (finish_spills): Set up pseudo_previous_regs only for spilled
6735 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
6736 more arguments. Don't clear live_throughout and dead_or_set for
6737 spilled pseudos. Use additional parameter for alter_reg. Call
6738 mark_allocation_change. Set up changed_allocation_pseudos.
6739 Remove sanity check.
6740 (emit_input_reload_insns, delete_output_reload): Use additional
6741 parameter for alter_reg. Call mark_allocation_change.
6742 (substitute, gen_reload_chain_without_interm_reg_p): New
6744 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
6746 * testsuite/gcc.dg/20080410-1.c: New file.
6748 * config/s390/s390.h (IRA_COVER_CLASSES,
6749 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
6751 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
6753 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
6755 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
6757 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
6759 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
6761 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
6763 2008-08-24 Jeff Law <law@redhat.com>
6764 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
6765 when ignoring unavailable registers.
6767 2008-08-24 Jeff Law <law@redhat.com>
6768 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
6769 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
6770 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
6771 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
6773 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
6774 * ira-build.c (allocno_range_compare_func): Stabilize sort.
6776 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
6777 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
6778 * reload1.c (find_reg): Process registers in register allocation order.
6780 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6781 * toplev.c (backend_init_target): Move ira_init call from
6783 (lang_dependent_init_target): ...to here.
6785 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6786 * ira.c (setup_class_subset_and_memory_move_costs): Don't
6787 calculate memory move costs for NO_REGS.
6789 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
6790 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
6791 STACK_REGS is defined.
6793 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6794 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
6796 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
6797 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
6799 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
6800 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
6801 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
6804 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
6805 Dorit Nuzman <dorit@il.ibm.com>
6807 * gcc/config/spu/spu.md (vec_extract_evenv4si,
6808 vec_extract_evenv4sf, vec_extract_evenv8hi,
6809 vec_extract_evenv16qi, vec_extract_oddv4si,
6810 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
6811 vec_interleave_highv4sf, vec_interleave_lowv4sf,
6812 vec_interleave_highv4si, vec_interleave_lowv4si,
6813 vec_interleave_highv8hi, vec_interleave_lowv8hi,
6814 vec_interleave_highv16qi, vec_interleave_lowv16qi,
6815 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
6817 2008-08-25 Janis Johnson <janis187@us.ibm.com>
6820 * config/rs6000/rs6000.c (optimization_options): Don't default to
6821 section anchors without toplevel reorder.
6823 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6825 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
6826 (mfc_end_critical_section): Likewise.
6828 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6830 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
6831 all type qualifiers from element type to vector type.
6833 2008-08-25 David Daney <ddaney@avtrex.com>
6835 * config/mips/mips.md (immediate_insn): Move up in file, fix
6836 comment typo, reformat.
6837 (fetchop_bit, atomic_hiqi_op memory_barrier,
6838 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
6839 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
6840 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
6841 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
6842 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
6843 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
6844 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
6845 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
6846 sync_old_nand<mode>, sync_new_nand<mode>,
6847 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
6848 test_and_set_12): Moved to sync.md.
6850 * config/mips/sync.md: New file.
6852 2008-08-25 Richard Henderson <rth@redhat.com>
6854 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
6855 (regsave): Likewise.
6856 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
6857 (output_cfi_directive): Likewise.
6858 (div_data_align): New.
6859 (output_cfi): Use it.
6861 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
6863 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
6864 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
6865 (TARGET_OCTEON): New macro.
6866 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
6867 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
6868 (ISA_HAS_POP): New macro.
6869 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6871 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6873 * config/mips/mips.md (cpu): Add octeon.
6874 (type): Add pop attribute value.
6875 (popcount<mode>2): New pattern.
6876 * doc/invoke.texi (-march=@var{arch}): Add octeon.
6878 2008-08-24 Jan Hubicka <jh@suse.cz>
6880 * doc/invoke.texi (-fipa-cp-clone): New option.
6881 (-fipa-cp): Update docs.
6882 (--param ipcp-unit-growth):New.
6883 * ipa-cp.c: Include fibheap.h, params.h
6884 (ipcp_initialize_node_lattices): When not cloning, all externally
6885 visible functions are bottom.
6886 (ipcp_need_redirect_p): Accept clones.
6887 (ipcp_insert_stage): Use cost driven heuristics.
6888 (max_count, dead_nodes): New static vars.
6889 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
6890 ipcp_const_param_count): New functions.
6891 * common.opt (ipa-cp-clone): New command line option.
6892 * params.def (ipcp-unit-growth): New.
6894 2008-08-24 Jan Hubicka <jh@suse.cz>
6896 * tree-inline.c (tree_function_versioning): Look harder
6897 for referenced vars.
6899 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
6901 PR tree-optimization/37185
6902 * matrix-reorg.c (transform_access_sites): Update changed stmt.
6904 2008-08-23 Jan Hubicka <jh@suse.cz>
6906 * ipa-cp.c (ipcp_analyze_node): New function.
6907 (ipcp_update_cloned_node): Use it.
6908 (ipcp_init_stage): Likewise.
6909 * ipa-inline.c (function_insertion_hook_holder): New static var.
6910 (analyze_function): Break out from ....
6911 (inline_generate_summary): Here; register insertion hook.
6912 (cgraph_decide_inlining): Remove hook.
6913 (add_new_function): New function.
6915 2008-08-23 Jan Hubicka <jh@suse.cz>
6917 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
6919 2008-08-23 Jan Hubicka <jh@suse.cz>
6921 * ipa-cp.c (constant_val_insert): Remove.
6922 (ipcp_propagate_one_const): Remove.
6923 (ipcp_create_replace_map): Always insert replacements to the map.
6924 (ipcp_insert_stage): Do not try to insert statements by hand.
6925 * tree-inline.c (insert_init_stmt): Break out from ...
6926 (setup_one_parameter): ... here; allow NULL BB pointer.
6927 (tree_function_versioning): Use setup_one_parameter to process
6930 2008-08-23 Jan Hubicka <jh@suse.cz>
6932 * tree.c (decl_address_ip_invariant_p): New function.
6933 * tree.h (decl_address_ip_invariant_p): Declare.
6934 * gimple.c (strip_invariant_refs): Break out from ...
6935 (is_gimple_invariant_address): ... here
6936 (is_gimple_ip_invariant_address): New function.
6937 (is_gimple_ip_invariant): New function.
6938 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
6941 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
6942 (ipcp_lat_is_insertable): All constants are insertable.
6943 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
6944 IPA_CONST_VALUE_REF.
6945 (ipcp_initialize_node_lattices): Propagate all types of operands.
6946 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
6947 (ipcp_create_replace_map): Reformat.
6948 (ipcp_need_redirect_p): Simplify.
6949 (ipcp_insert_stage): Check that argument is used before clonning.
6950 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
6952 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
6953 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
6954 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
6955 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
6956 (jump_func_type): Remove IPA_CONST_VALUE_REF.
6957 * tree-inline.c (tree_function_versioning): Add variables referenced
6960 2008-08-23 Jan Hubicka <jh@suse.cz>
6963 * i386.c (standard_80387_constant_p): Use optimize_size.
6965 2008-08-23 Ira Rosen <irar@il.ibm.com>
6967 PR tree-optimization/37161
6968 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
6969 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
6970 (vect_determine_vectorization_factor): Move the scalar type
6971 retrieval to vect_get_smallest_scalar_type.
6972 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
6973 scalar type. Remove redundant computation.
6974 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
6975 (vect_get_slp_defs): Take the type of RHS into account if
6976 necessary by calling vect_get_smallest_scalar_type. Call
6977 vect_get_constant_vectors with additional argument.
6979 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6982 * doc/invoke.texi (Wwrite-strings): Clarify description.
6984 2008-08-23 Ira Rosen <irar@il.ibm.com>
6986 PR tree-optimization/37174
6987 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
6988 def stmt is a part of the loop before accessing its stmt_vec_info.
6990 2008-08-22 Anatoly Sokolov <aesok@post.ru>
6993 * config/avr/avr.md (UNSPEC_SWAP): New constants.
6994 (*swap): New insn pattern.
6995 (*ashlqi3): Rename from ashlqi3 insn pattern.
6996 (ashlqi3): New expanders.
6997 (*lshrqi3): Rename from lshrqi3 insn pattern.
6998 (lshrqi3): New expanders.
6999 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
7000 lshrqi3_const5, lshrqi3_const6): New splitters.
7001 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
7002 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
7005 2008-08-22 Richard Guenther <rguenther@suse.de>
7007 PR tree-optimization/37078
7008 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
7009 [+INF, +INF] ranges.
7011 2008-08-22 Richard Guenther <rguenther@suse.de>
7013 PR tree-optimization/37143
7014 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
7015 a conversion statement instead of a copy.
7017 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
7020 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
7021 CCCmode, CCOmode and CCSmode destination modes.
7024 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
7025 from different units in a single alternative.
7026 (*vec_extractv2sf_1): Ditto.
7027 (*vec_extractv2si_0): Ditto.
7028 (*vec_extractv2si_1): Ditto.
7029 * config/i386/sse.md (sse2_storehpd): Ditto.
7030 (sse2_storelpd): Ditto.
7031 (sse2_loadhpd): Ditto.
7032 (sse2_loadlpd): Ditto.
7035 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
7036 (popcountsi2): Ditto.
7037 (clzdi2_abm): Ditto.
7038 (popcountdi2): Ditto.
7039 (clzhi2_abm): Ditto.
7040 (popcounthi2): Ditto.
7042 2008-08-22 Richard Guenther <rguenther@suse.de>
7046 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
7047 if the multiplication does not overflow.
7049 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
7051 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
7053 2008-08-21 Richard Henderson <rth@redhat.com>
7055 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
7056 spurrious comma from test.
7057 * configure: Rebuild.
7059 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7062 * builtins.c (fold_builtin_next_arg): Add warning about undefined
7065 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
7067 * c-tree.h (grokfield): New argument.
7068 * c-decl.c (grokfield): Handle new location argument.
7069 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
7071 2008-08-21 Richard Guenther <rguenther@suse.de>
7073 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
7075 2008-08-21 Jan Hubicka <jh@suse.cz>
7077 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
7078 (cgraph_add_function_insertion_hook,
7079 cgraph_remove_function_insertion_hook,
7080 cgraph_call_function_insertion_hooks): New functions.
7081 * cgraph.h (cgraph_add_function_insertion_hook,
7082 cgraph_remove_function_insertion_hook,
7083 cgraph_call_function_insertion_hooks): Declare.
7084 * ipa-reference.c (function_insertion_hook_holder): New variable.
7085 (check_operand, look_for_address_of): When checking late, do not care
7086 about module bitmaps.
7087 (add_new_function): New function.
7088 (generate_summary): Register hooks; zero module bitmaps.
7089 (propagate): Unregister hooks.
7090 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
7091 (add_new_function): New function.
7092 (generate_summary): Register hook.
7093 (propagate): Remove hook.
7095 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
7097 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
7098 * ipa-cp.c (ipcp_update_cloned_node): New function.
7099 (build_const_val): Handle functions correctly; bring type logic
7100 into sync with tree-inline.c
7101 (ipcp_init_stage): Take care of computing stuff needed by
7102 indirect inlining; update clones.
7103 (ipcp_generate_summary): Break out of ipcp_driver.
7104 (ipcp_driver): Do only execution and transformation.
7105 (pass_ipa_cp): Make IPA_PASS.
7106 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
7108 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
7109 ipcp, some info is already available.
7110 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
7111 * tree-inline.c (remap_ssa_name): Unshare expression.
7113 2008-08-21 Richard Guenther <rguenther@suse.de>
7115 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7116 a PHI ask VN if it is already available.
7117 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7118 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7120 2008-08-21 Richard Guenther <rguenther@suse.de>
7123 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
7124 makes sure to produce a result of the correct type.
7126 2008-08-21 Jan Hubicka <jh@suse.cz>
7127 Backport from LTO branch:
7129 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7130 Jan Hubicka <jh@suse.cz>
7133 (init_state, finish_state, set_function_state, generate_summary):
7135 (scan_stmt): Renamed from scan_function. Changed to keep state in
7136 local static vars rather than cgraph aux field.
7137 (propagate): Renamed from static_execute. Changed to keep state in
7138 local static vars rather than cgraph aux field.
7139 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
7140 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
7142 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7144 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
7145 * ipa-reference.c (init_function_info, generate_summary,
7146 propagate): New functions.
7147 (analyze_function): Call init_function_info.
7148 (static_execute): Stripped into generate_summary and propagate.
7149 (pass_ipa_reference): Made into ipa_opt_pass.
7151 2008-08-21 Richard Guenther <rguenther@suse.de>
7153 PR tree-optimization/37181
7154 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7156 (extract_range_from_unary_expr): Likewise.
7158 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7160 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7162 * toplev.h (pedwarn_at): Likewise.
7163 * builtins.c: Update all calls to pedwarn.
7164 * c-lex.c: Likewise.
7165 * toplev.c: Likewise.
7166 * c-tree.h: Likewise.
7167 * c-decl.c: Likewise.
7168 * c-errors.c: Likewise.
7169 * c-typeck.c: Likewise.
7170 * c-common.c: Likewise.
7171 * c-parser.c: Likewise.
7173 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7176 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7177 with MODE_VECTOR_INT mode.
7179 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7182 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7183 initialized outside the current module.
7184 (warn_uninitialized_var): Ignore left-hand side when walking the
7185 trees. Ignore address expressions. Examine VUSE operands in gimple
7186 statements with a variable declaration on the right-hand side.
7188 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7191 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7193 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7196 * c-common.c (conversion_warning): Do not warn if applying bit-and
7197 operator to unsigned constant that fits in the target type.
7199 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7202 * c-common.c (conversion_warning): Do not warn for artificial
7205 2008-08-20 Richard Guenther <rguenther@suse.de>
7207 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7208 (extract_range_from_binary_expr): Fall back to constant propagation.
7209 (extract_range_from_unary_expr): Likewise.
7211 2008-08-20 Richard Guenther <rguenther@suse.de>
7213 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7214 with TREE_THIS_VOLATILE on shared nodes.
7215 (fold_stmt_r): Likewise.
7217 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7220 * c-parser.c (c_parser_attributes): For keywords use canonical
7221 spelling for attr_name.
7223 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7225 * value-prof.c (check_counter): Revert wrong call to error.
7227 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7229 * profile.c: Update calls to inform.
7230 * value-prof.c: Update calls to inform.
7232 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7234 * diagnostic.c (inform): Add an explicit location_t parameter.
7235 * toplev.h (inform): Update declaration.
7236 * builtins.c: Update all calls to inform.
7237 * c-common.c: Likewise.
7238 * c-decl.c: Likewise.
7239 * c-opts.c: Likewise.
7240 * c-pch.c: Likewise.
7241 * c-pragma.c: Likewise.
7242 * c-typeck.c: Likewise.
7243 * coverage.c: Likewise.
7245 * toplev.c: Likewise.
7246 * tree-cfg.c: Likewise.
7247 * tree-ssa.c: Likewise.
7249 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7252 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7253 V2DI mode, for SSE4.1, use movq instead of vector set if the
7254 second element is zero and inter-unit moves are OK.
7256 2008-08-20 Richard Guenther <rguenther@suse.de>
7258 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7259 properly handle conversion/copy chains after tuplification.
7261 2008-08-20 Richard Guenther <rguenther@suse.de>
7263 * passes.c (init_optimization_passes): Move the second
7264 forwprop pass before alias computation. Remove the second
7265 DCE pass. Remove the first dominator and phi copy/const
7268 2008-08-20 Nick Clifton <nickc@redhat.com>
7270 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7271 support of this feature. Do not assume that a sufficiently new
7272 assembler will support the feature regardless of the target type.
7273 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7274 * configure: Regenerate.
7276 2008-08-20 Richard Guenther <rguenther@suse.de>
7278 * tree-vrp.c (found_in_subgraph): Remove.
7279 (live): New global static.
7280 (live_on_edge): New function.
7281 (blocks_visited): Remove.
7282 (register_edge_assert_for_2): Use live_on_edge.
7283 (find_conditional_asserts): Remove code dealing with
7284 found_in_subgraph. Do not walk the CFG.
7285 (find_switch_asserts): Likewise.
7286 (find_assert_locations_1): Renamed from find_assert_locations.
7287 Move finding assert locations for conditional and switch
7288 statements first. Update live bitmap. Do not walk the CFG.
7289 (find_assert_locations): New function.
7290 (insert_range_assertions): Remove entry of CFG walk.
7291 Adjust call to find_assert_locations.
7292 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7293 that only can appear because of fake exit edges but assert we
7294 never try to insert on those.
7295 (fini_pre): Do not remove fake exit edges here...
7296 (execute_pre): ...but here, before committing edge inserts.
7298 2008-08-19 Richard Guenther <rguenther@suse.de>
7300 * passes.c (init_optimization_passes): Exchange store-ccp
7303 2008-08-19 Rafael EspÃ
\83Ândola <espindola@google.com>
7305 * varasm.c (weak_decls): Move earlier in the file.
7306 (assemble_external): Add weak decls to the weak_decls list.
7307 (declare_weak): Don't add decls to the weak_decls list.
7309 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7312 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7313 before (sse2_shufpd_<mode>).
7315 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7318 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7319 * tree.c (block_nonartificial_location): Likewise.
7321 2008-08-19 Richard Guenther <rguenther@suse.de>
7323 PR tree-optimization/35972
7324 PR tree-optimization/23094
7325 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7327 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7328 handle MISALIGNED_INDIRECT_REF.
7329 (get_ref_from_reference_ops): New helper.
7330 (vn_reference_lookup_pieces): Walk the use-def chain using the
7331 alias-oracle if requested.
7332 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7333 walking the use-def chain.
7334 (compute_avail): But not here.
7335 (create_component_ref_by_pieces_1): Properly handle
7336 MISALIGNED_INDIRECT_REF.
7337 (do_regular_insertion): Handle fully redundant
7338 expressions after PHI-translation also for SSA_NAME values, not
7339 only constants. Correctly use edoubleprime for that.
7341 2008-08-19 Ira Rosen <irar@il.ibm.com>
7343 * tree-vectorizer.c (supportable_widening_operation): Support
7344 multi-step conversion, return the number of steps in such conversion
7345 and the required intermediate types.
7346 (supportable_narrowing_operation): Likewise.
7347 * tree-vectorizer.h (vect_pow2): New function.
7348 (supportable_widening_operation): Change argument types.
7349 (supportable_narrowing_operation): Likewise.
7350 (vectorizable_type_promotion): Add an argument.
7351 (vectorizable_type_demotion): Likewise.
7352 * tree-vect-analyze.c (vect_analyze_operations): Call
7353 vectorizable_type_promotion and vectorizable_type_demotion with
7354 additional argument.
7355 (vect_get_and_check_slp_defs): Detect patterns.
7356 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7358 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7359 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7360 factor according to the smallest type in the loop.
7361 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7362 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7363 supportable_widening_operation with correct arguments.
7364 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7365 operands lists according to the number of vector statements in left
7366 or right node, if exists.
7367 (vect_gen_widened_results_half): Remove unused argument.
7368 (vectorizable_conversion): Call supportable_widening_operation,
7369 supportable_narrowing_operation, and vect_gen_widened_results_half
7370 with correct arguments.
7371 (vectorizable_assignment): Change documentation, support multiple
7373 (vectorizable_operation): Likewise.
7374 (vect_get_loop_based_defs): New function.
7375 (vect_create_vectorized_demotion_stmts): Likewise.
7376 (vectorizable_type_demotion): Support loop-aware SLP and general
7377 multi-step conversion. Call vect_get_loop_based_defs and
7378 vect_create_vectorized_demotion_stmts for transformation.
7379 (vect_create_vectorized_promotion_stmts): New function.
7380 (vectorizable_type_promotion): Support loop-aware SLP and general
7381 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7383 (vectorizable_store): Change documentation, support multiple
7385 (vectorizable_load): Likewise.
7386 (vect_transform_stmt): Pass SLP_NODE to
7387 vectorizable_type_promotion and vectorizable_type_demotion.
7388 (vect_schedule_slp_instance): Move here the calculation of number
7389 of vectorized statements for each node from...
7390 (vect_schedule_slp): ... here.
7391 (vect_transform_loop): Call vect_schedule_slp without the last
7394 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7397 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7398 to == in assert statement.
7399 (vectorizable_reduction): Fix typo.
7401 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7404 * value-prof.c (check_counter): Dereference pointer to overall
7405 count when printing it.
7407 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7409 * profile.h: Really add it.
7411 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7413 * mcf.c: Really add it.
7415 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7416 Vinodha Ramasamy <vinodha@google.com>
7418 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7420 * value-prof.c (check_counter): Fix the counter if
7421 flag_profile_correction is true.
7422 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7423 tree_mod_subtract_transform):
7424 Follow check_counter parameter change.
7425 * common.opt (fprofile-correction): New option.
7427 * profile.h: Likewise.
7428 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7429 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7430 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7432 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7433 flag_profile_correction is set.
7435 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7437 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7439 2008-08-18 Tomas Bily <tbily@suse.cz>
7441 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7442 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7444 * tree-data-ref.c (split_constant_offset_1): Likewise.
7445 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7446 * tree-sra.c (sra_walk_expr): Likewise.
7447 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7448 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7449 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7450 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7452 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7453 * tree-vect-transform.c (vectorizable_type_demotion)
7454 (vectorizable_type_promotion): Likewise.
7455 * tree-inline.c (expand_call_inline):
7456 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7457 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7458 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7459 * expr.c (expand_expr_real_1): Likewise.
7460 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7461 (gimple_assign_unary_useless_conversion_p): Likewise.
7462 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7463 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7464 * fold-const.c (fold_unary): Likewise.
7465 * tree.h (CONVERT_EXPR_P): Likewise.
7466 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7467 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7469 (register_edge_assert_for_2, extract_range_from_unary_expr)
7470 (register_edge_assert_for_1): Likewise.
7472 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7474 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7475 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7476 (enum real_value_const): Delete.
7477 (get_real_const): Delete.
7478 * real.c (get_real_const): Delete.
7479 (dconst_e_ptr): Define.
7480 (dconst_third_ptr): Define.
7481 (dconst_sqrt2_ptr): Define.
7482 * builtins.c: Update all callers.
7484 2008-08-18 Richard Guenther <rguenther@suse.de>
7486 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7487 statement iterator after statement removal.
7489 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7491 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7492 (detect_processor_freebsd): Likewise.
7493 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7495 2008-08-18 Richard Guenther <rguenther@suse.de>
7497 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7498 and loads have the correct types.
7500 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7503 * c-opts.c (cpp_opts): Remove static.
7504 * c-parser.c (cpp_opts): Declare it extern.
7505 (disable_extension_diagnostics): Handle cpp options.
7506 (enable_extension_diagnostics): Likewise.
7508 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7510 * diagnostics.c (permerror_at): Rename as permerror.
7511 (permerror): Delete.
7512 * toplev.h: Likewise.
7514 2008-08-18 Richard Guenther <rguenther@suse.de>
7516 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7517 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7518 Move call_cdce before build_alias. Move copyrename2,
7519 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7520 right after final inlining.
7521 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7522 (pass_build_cfg): But instead via TODO_dump_func.
7524 2008-08-18 Richard Guenther <rguenther@suse.de>
7526 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7528 (scalarize_init): If we failed to generate some initializers
7529 do not generate zeros for not instantiated members. Instead
7530 rely on the copy out.
7531 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7532 about missing flow-sensitive alias info only if we have
7535 2008-08-17 Nick Clifton <nickc@redhat.com>
7537 * doc/extend.texi (Function Attributes): Fix typo in description
7538 if hot function attribute.
7540 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7541 Richard Sandiford <rdsandiford@googlemail.com>
7543 * doc/install.texi (--with-mips-plt): Document.
7544 * doc/invoke.texi (-mplt, -mno-plt): Document.
7545 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7546 and handle ${with_mips_plt}.
7547 * config/mips/mips.opt (mplt): New option.
7548 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7549 (TARGET_ABICALLS_PIC2): Likewise.
7550 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7551 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7552 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7553 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7554 to decide whether to output ".option picX" directives.
7555 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7556 Pass -call_nonpic rather than -KPIC for -mplt.
7557 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7558 on the command line. Also remove it when -mabi=64 is used without
7560 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7561 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7562 TARGET_ABICALLS_PIC0.
7563 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7565 (mips16_build_function_stub): Only output ".option pic" directives
7566 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7567 (mips16_build_call_stub): Fix comment and remove redundant
7568 ".set at"/"set .noat" directives.
7569 (mips_function_rodata_section): Use the default behaviour for
7570 TARGET_ABSOLUTE_ABICALLS.
7571 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7572 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7573 (mips_restore_gp): Do nothing if the current function doesn't use
7575 (mips_expand_prologue): Only save $gp if the current function uses it.
7576 Use a normal move for TARGET_ABICALLS_PIC0.
7577 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
7579 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
7581 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
7582 of function when handling GLOBAL_POINTER_REGNUM.
7584 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
7587 * common.opt (-fstack-check): Do not declare the variable here.
7588 (-fstack-check=): New option variant.
7589 * doc/invoke.texi (Code Gen Options): Document it.
7590 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
7591 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
7592 (STACK_CHECK_STATIC_BUILTIN): New macro.
7593 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
7594 * opts.c: Include expr.h.
7595 (common_handle_option) <OPT_fold_stack_check_>: New case.
7596 <OPT_fstack_check>: Likewise.
7597 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
7598 consistently in the test for variable-sized types. Adjust for
7599 new behaviour of flag_stack_check.
7600 * explow.c: Include except.h.
7601 (allocate_dynamic_stack_space): Do not take into account
7602 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
7603 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
7604 for variable-sized parameters. Treat all parameters whose size is
7605 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
7606 stack checking is enabled.
7607 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
7608 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
7609 if generic stack checking is enabled.
7610 (expand_function_end): Adjust for new behaviour of flag_stack_check.
7611 * reload1.c (reload): Likewise.
7612 * stmt.c (expand_decl): Assert that all automatic variables have
7613 fixed size at this point and remove dead code.
7614 * flags.h (stack_check_type): New enumeration type.
7615 (flag_stack_check): Declare.
7616 * toplev.c (flag_stack_check): New global variable.
7617 * Makefile.in (opts.o): Add dependency on EXPR_H.
7618 (explow.o): Add dependency on except.h.
7620 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
7622 * config/avr/avr.c (avr_override_options): Reduce value of
7623 PARAM_INLINE_CALL_COST.
7625 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
7627 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
7628 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
7629 lieu of TYPE_MODE (type) throughout.
7631 2008-08-15 Joseph Myers <joseph@codesourcery.com>
7633 * config/arm/arm.c (add_minipool_backward_ref): Check for
7634 8-byte-aligned entries in second case of forcing insertion after a
7635 particular entry. Change third case to avoid inserting
7636 non-8-byte-aligned entries before 8-byte-aligned ones.
7638 2008-08-15 Richard Guenther <rguenther@suse.de>
7640 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
7641 strip components for unknown size accesses.
7643 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
7645 * config/s390/2097.md New file.
7646 * config/s390/s390.md ("z10prop" attribute): Define none,
7647 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
7648 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
7649 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
7650 possible values and apply them to insns as appropriate.
7651 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
7652 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
7653 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
7654 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
7655 ("bfp" mode attribute): Removed. Every occurence replaced
7657 * config/s390/s390.c (struct "z10_cost"): Updated entries.
7658 * config/s390/2084.md (insn_reservation "x_itof"): Updated
7661 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7664 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
7667 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
7669 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
7670 additional argument. Support reduction when duplication is needed due
7671 to data-types of different sizes in the loop.
7672 (get_initial_def_for_induction): Fix printout.
7673 (vect_get_vec_def_for_stmt_copy): Support case where the
7674 vec_stmt_for_operand is a phi node.
7675 (vectorizable_reduction): Support reduction when duplication is needed
7676 due to data-types of different sizes in the loop.
7677 (vectorizable_call): Remove restriction to not vectorize in case we
7678 have data-types of different sizes in the loop.
7679 (vectorizable_conversion): Likewise.
7680 (vectorizable_operation): Likewise.
7681 (vectorizable_type_demotion): Likewise.
7682 (vectorizable_type_promotion): Likewise.
7683 (vectorizable_induction): Add restriction to not vectorize in case
7684 we have data-types of different sizes in the loop.
7686 2008-08-14 Christophe Saout <christophe@saout.de>
7687 Uros Bizjak <ubizjak@gmail.com>
7690 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
7691 (*vec_concatv2di_rex64_sse4_1): Ditto.
7692 (*vec_concatv2di_rex64_sse): Ditto.
7694 2008-08-14 Jakub Jelinek <jakub@redhat.com>
7697 * fold-const.c (fold_widened_comparison): Do not allow
7698 sign changes that change the result even if shorter type
7699 is wider than arg1_unw's type.
7701 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
7703 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
7704 Skip if the multilib testing specifies -march that does not
7705 agree with the one specified in the testcase.
7707 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7709 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
7710 zero extend SImode values being converted to TFmode before passing
7713 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7715 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
7716 __PPU__ when targeting the Cell/B.E. PPU processor.
7718 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
7720 * gimple.h (gimple_call_set_chain): Accept SSA variables.
7721 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
7722 Rematerialize the static chain, if any.
7723 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
7726 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7728 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
7729 (new_loc_descr): Likewise.
7730 (add_loc_descr): Likewise.
7731 (size_of_loc_descr): Likewise.
7732 (size_of_locs): Likewise.
7733 (output_loc_operands): Likewise.
7734 (output_loc_sequence): Likewise.
7735 (new_reg_loc_descr): New.
7736 (build_cfa_loc): Use it.
7737 (build_cfa_aligned_loc): Likewise.
7738 (one_reg_loc_descriptor): Likewise.
7739 (based_loc_descr): Likewise.
7741 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7744 * doc/invoke.texi (Wmain): Update.
7745 * c-decl.c (start_decl): warn_main is only 0 or 1.
7746 (start_function): Likewise. Fix formatting.
7747 (finish_function): Delete redundant warning.
7748 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
7749 * c-opts (c_common_handle_option): -Wall only has effect if
7750 warn_main is uninitialized. OPT_Wmain is automatically
7751 handled. -pedantic also enables Wmain.
7752 (c_common_post_options): Handle all logic for Wmain here.
7753 * c-common.c (warn_main): Delete.
7754 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
7755 * c-common.h (warn_main): Delete.
7757 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7760 * expr.c (emit_group_store): Allocate stack temp with the
7761 largest alignment when copying from register to stack.
7763 2008-08-13 Richard Guenther <rguenther@suse.de>
7765 * tree.h (maybe_fold_offset_to_address): Declare.
7766 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
7767 (ccp_fold): Handle pointer conversions the same as fold_stmt.
7768 Likewise for POINTER_PLUS_EXPR.
7769 (maybe_fold_offset_to_reference): Enable disabled code.
7770 (maybe_fold_offset_to_address): New function.
7771 (fold_stmt_r): Use it.
7772 (fold_gimple_assign): Likewise.
7773 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
7774 (gimplify_expr): Likewise.
7776 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7778 * toplev.h (pedwarn_at): Fix declaration.
7780 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7782 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
7783 LINK_SPEC): Use %R in -Y P argument.
7785 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7788 * diagnostic.c (pedwarn_at): New.
7789 * toplev.h (pedwarn_at): Declare.
7790 * c-tree.h (build_enumerator): Update declaration.
7791 * c-decl.c (finish_enum): Update comment.
7792 (build_enumerator): Take a location parameter. Give a pedwarn but do
7793 not perform any conversion.
7794 * c-parser.c (c_parser_enum_specifier): Set correct location for
7797 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7800 * c-common.c (conversion_warning): Use a switch. Ignore boolean
7801 expressions except for conversions to signed:1 bitfields. Handle
7802 COND_EXPR with constant operands.
7804 2008-08-13 Richard Guenther <rguenther@suse.de>
7806 PR tree-optimization/15255
7807 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
7808 (struct oecount_s): New struct and VEC types.
7810 (oecount_hash): New function.
7811 (oecount_eq): Likewise.
7812 (oecount_cmp): Likewise.
7813 (zero_one_operation): New function.
7814 (build_and_add_sum): Likewise.
7815 (undistribute_ops_list): Perform un-distribution of multiplication
7816 and division on the chain of summands.
7817 (should_break_up_subtract): Also break up subtracts for factors.
7818 (reassociate_bb): Delete dead visited statements.
7819 Call undistribute_ops_list. Re-sort and optimize if it did something.
7820 * passes.c (init_optimization_passes): Move DSE before
7822 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
7825 2008-08-12 Janis Johnson <janis187@us.ibm.com>
7827 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
7829 * doc/invoke.texi: Revert unintended checkin.
7831 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
7834 * gcc.c (include_spec_function): Tweak call to find_a_file.
7836 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7839 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
7840 and TRUTH_ORIF_EXPR.
7841 * dojump.c (do_jump): Likewise.
7843 PR tree-optimization/37084
7844 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
7845 if id->regimplify, don't assume stmt is a cast assignment.
7847 2008-08-12 Anatoly Sokolov <aesok@post.ru>
7849 * final.c (final_scan_insn): Use app_enable/app_disable functions.
7851 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7854 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
7857 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7859 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
7860 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
7862 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
7863 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
7864 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
7865 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
7866 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
7868 * doc/tm.texi (Storage Layout): Remove documentation for
7869 TARGET_FLOAT_FORMAT.
7871 * simplify-rtx.c (simplify_binary_operation_1): Replace
7872 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
7874 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7876 * real.h (struct real_format): New member has_sign_dependent_rounding.
7877 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
7878 spu_single_format, ieee_double_format, mips_double_format,
7879 motorola_double_format, ieee_extended_motorola_format,
7880 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7881 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7882 mips_extended_format, ieee_quad_format, mips_quad_format,
7883 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7884 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7886 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7887 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7888 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7889 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7890 (ROUND_TOWARDS_ZERO): Likewise.
7892 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
7893 (FLOAT_MODE_FORMAT): New macro.
7894 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
7895 (MODE_COMPOSITE_P): ... this new macro.
7896 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7897 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
7898 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
7900 * flags.h: Include "real.h".
7902 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
7903 REAL_MODE_FORMAT_COMPOSITE_P.
7904 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
7906 * doc/tm.texi (Storage Layout): Remove documentation of
7907 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7908 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
7909 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
7910 they only apply to libgcc2.a.
7912 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7914 * config/spu/float_disf.c: New file.
7915 * config/spu/float_unsdisf.c: New file.
7916 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
7917 (LIB2FUNCS_EXCLUDE): Define.
7919 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7920 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7922 * real.h (struct real_format): New member round_towards_zero.
7923 * real.c (round_for_format): Respect fmt->round_towards_zero.
7924 (ieee_single_format, mips_single_format, motorola_single_format,
7925 spu_single_format, ieee_double_format, mips_double_format,
7926 motorola_double_format, ieee_extended_motorola_format,
7927 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7928 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7929 mips_extended_format, ieee_quad_format, mips_quad_format,
7930 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7931 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7933 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
7934 real_format to choose rounding mode when calling MPFR functions.
7935 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
7936 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
7938 * real.h (real_to_decimal_for_mode): Add prototype.
7939 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
7940 Respect target rounding mode when generating decimal representation.
7941 (real_to_decimal): New stub for backwards compatibility.
7942 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
7943 real_to_decimal_for_mode instead of real_to_decimal.
7945 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
7947 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7948 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7950 * real.c (spu_single_format): New variable.
7951 * real.h (spu_single_format): Declare.
7953 * config/spu/spu.c (spu_override_options): Install SFmode format.
7954 (spu_split_immediate): Use integer mode to operate on pieces of
7955 floating-point values in all cases.
7957 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
7958 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
7959 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
7961 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7963 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
7965 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7967 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
7969 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7972 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
7973 on the VAR_DECL instead of TYPE_READONLY on its type.
7975 2008-08-12 Ira Rosen <irar@il.ibm.com>
7977 * tree-vectorizer.c: Depend on langhooks.h.
7978 (supportable_widening_operation): Add two arguments. Support double
7980 (supportable_narrowing_operation): Likewise.
7981 * tree-vectorizer.h (supportable_widening_operation): Add two
7983 (supportable_narrowing_operation): Likewise.
7984 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
7985 supportable_widening_operation with correct arguments.
7986 * tree-vect-transform.c (vectorizable_conversion): Likewise.
7987 (vectorizable_type_demotion): Support double type conversions.
7988 (vectorizable_type_promotion): Likewise.
7989 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
7991 2008-08-11 Michael Matz <matz@suse.de>
7993 * i386/i386.c (override_options): Move initialisation from
7994 flag_schedule_insns_after_reload to here from ...
7995 (optimization_options): ... here.
7997 2008-08-11 Jakub Jelinek <jakub@redhat.com>
7999 PR rtl-optimization/36998
8000 * dwarf2out.c (compute_barrier_args_size_1,
8001 compute_barrier_args_size): Temporarily remove assertions.
8003 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8006 * tree-ssa.c (struct walk_data): Add new flag
8007 warn_possibly_uninitialized.
8008 (warn_uninitialized_var): Use it.
8009 (warn_uninitialized_vars): New.
8010 (execute_early_warn_uninitialized): Call it.
8011 (execute_late_warn_uninitialized): Likewise.
8013 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8016 * reload1.c (gen_reload): Guard calls to get_secondary_mem
8019 2008-08-09 Jan Hubicka <jh@suse.cz>
8022 * optabs.c (maybe_emit_unop_insn): Remove produced code if
8024 (expand_fix): Be prepared for expansion to fail.
8025 (expand_sfix_optab): Remove instructions if expansion failed.
8027 2008-08-09 Anatoly Sokolov <aesok@post.ru>
8029 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
8031 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
8032 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8034 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8036 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
8037 mips/t-libgcc-mips16 to tmake_file.
8038 * config/mips/mips-protos.h (mips_call_type): New enum.
8039 (mips_pic_base_register, mips_got_load): Declare.
8040 (mips_restore_gp): Take an rtx argument.
8041 (mips_use_pic_fn_addr_reg_p): Declare.
8042 (mips_expand_call): Replace the sibcall_p argument with
8043 a mips_call_type argument. Add a lazy_p parameter.
8044 (mips_split_call): Declare.
8045 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
8046 (MIPS16_PIC_TEMP): Likewise.
8047 (reg_class): Delete M16_NA_REGS.
8048 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8049 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
8050 (mips_split_hi_p): Declare.
8051 * config/mips/mips.c (mips_split_hi_p): New array.
8052 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
8053 (mips_got_symbol_type_p): New function.
8054 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
8055 (mips16_stub_function_p): New function.
8056 (mips16_local_function_p): Likewise.
8057 (mips_use_pic_fn_addr_reg_p): Likewise.
8058 (mips_cannot_force_const_mem): Return false for HIGHs.
8059 Extend CONST_INT and symbolic handling to MIPS16, using
8060 mips_symbol_insns to check that the base symbol type is a
8061 legitimate constant. Reject GOT-based constants if
8062 TARGET_MIPS16_PCREL_LOADS.
8063 (mips_const_insns): Check targetm.cannot_force_const_mem when
8064 decomposing a symbolic base and a large offset.
8065 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
8066 When calling a function that needs $25 from MIPS16 code,
8067 move the target address into $25 separately and add a USE
8069 (mips16_gp_pseudo_reg): Insert the initializer immediately
8070 before the first real insn.
8071 (mips_pic_base_register, mips_got_load): New functions.
8072 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
8073 parameter to LOW_OUT. Say that it can be any valid SET_SRC
8074 when splitting a load-address operation. Split SYMBOL_GOT_DISP
8075 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
8076 (mips_call_tls_get_addr): Update the call to mips_expand_call,
8077 also passing NULL_RTX rather than const0_rtx as the aux argument.
8078 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
8079 instead of TARGET_EXPLICIT_RELOCS.
8080 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
8081 (mips_load_call_address): Replace the sibcall_p argument with
8082 a mips_call_type argument. Use mips_got_load.
8083 (mips16_local_alias): New structure.
8084 (mips16_local_aliases): New variable.
8085 (mips16_local_aliases_hash): New function.
8086 (mips16_local_aliases_eq): Likewise.
8087 (mips16_local_alias): Likewise.
8088 (mips16_stub_function): Likewise.
8089 (mips16_build_function_stub): Create a local alias for the target
8090 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
8091 .cpload directive and an R_MIPS_NONE relocation for the target
8092 function, then load the alias rather than the function itself.
8093 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
8094 (mips16_copy_fpr_return_value): Use mips16_stub_function and
8095 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
8096 (mips16_build_call_stub): Replace the FN parameter with an
8097 FN_PTR parameter. Force the address into a register if it
8098 isn't a call_insn_operand; don't rely on the caller to do this.
8099 If a call to a locally-defined and locally-binding MIPS16
8100 function must be made indirectly, redirect the call to the
8101 function's local alias. Use mips16_stub_function_p,
8102 mips16_stub_function, mips_expand_call and use_reg.
8103 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
8104 Use explicit %hi and %lo accesses where possible.
8105 Use MIPS_CALL to generate the correct code form of a
8106 jal instruction. Add clobbers of $18 instead of uses.
8107 Update the call to mips_emit_call_insn.
8108 (mips_expand_call): Replace the SIBCALL_P argument with a
8109 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
8110 Take a LAZY_P parameter. Call mips16_build_call_stub first,
8111 allowing it to modify the call address. Update the calls to
8112 mips_load_call_address and mips_emit_call_insn.
8113 (mips_split_call): New function.
8114 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
8115 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
8116 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
8117 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
8118 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
8120 (mips_cprestore_slot): New function.
8121 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
8122 and use mips_cprestore_slot.
8123 (mips_output_function_prologue): Handle TARGET_MIPS16 for
8125 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
8126 then use a copygp_mips16 instruction to set up $28.
8127 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
8128 (mips16_lay_out_constants): Call split_all_insns_noflow.
8129 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
8130 false if TARGET_MIPS16.
8131 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
8132 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
8133 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
8134 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
8135 MIPS16 code. Allow MIPS16 o32 PIC.
8136 (mips_override_options): Allow MIPS16 o32 PIC.
8137 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
8138 after reload if TARGET_USE_GOT.
8139 (UNSPEC_COPYGP): New constant.
8140 (length): Use a default length of 8 for MIPS16 GOT loads.
8141 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
8142 (*got_page<mode>): Check mips_split_hi_p.
8143 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
8144 (unspec_got<mode>, unspec_call<mode>): New expanders.
8145 (load_got<mode>, load_call<mode>): Remove the length attributes.
8146 Use a got attribute instead of a type attribute.
8147 (copygp_mips16): New insn.
8148 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
8149 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8150 (sibcall, sibcall_value, call, call_value): Update the calls
8151 to mips_expand_call.
8152 (call_internal, call_value_internal): Use mips_split_call.
8153 (call_value_multiple_internal): Likewise.
8154 (call_split): Move after call_internal (the insn it is split from).
8155 (call_internal_direct, call_value_internal_direct): Turn into
8156 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8157 (call_direct_split, call_value_direct_split): New patterns.
8158 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8159 and use M16_REGS instead of M16_NA_REGS.
8160 * config/mips/predicates.md (const_call_insn_operand): Replace
8161 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8162 mips_use_pic_fn_addr_reg_p check.
8163 (move_operand): Reject HIGHs if mips_split_hi_p.
8164 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8165 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8166 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8167 * config/mips/libgcc-mips16.ver: New file.
8168 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8169 $(srcdir)/config/mips/libgcc-mips16.ver.
8171 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8173 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8175 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8176 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8177 (mips16_cfun_returns_in_fpr_p): Likewise.
8179 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8181 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8182 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8183 rather than 4 to PC.
8185 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8187 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8188 (FUNCTION_PROFILER): Save the static chain pointer into $2
8189 beforehand and restore it aftewards.
8190 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8191 address directly into $25 and call the function through $25;
8192 do not clobber $3. Pad the DImode version to cover the space
8193 left by the deleted $25 <- $3 move.
8194 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8195 the removal of the $25 <- $3 move.
8196 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8197 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8199 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8200 Daniel Jacobowitz <dan@codesourcery.com>
8202 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8203 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8204 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8205 * config/mips/mips.c (mips_start_function_definition): New function.
8206 (mips_end_function_definition): Likewise.
8207 (mips_output_function_prologue): Use mips_start_function_definition.
8208 (mips_output_function_epilogue): Use mips_end_function_definition.
8209 (build_mips16_function_stub): Use mips_start_function_definition
8210 and mips_end_function_definition.
8211 (build_mips16_call_stub): Likewise.
8213 2008-08-09 Richard Guenther <rguenther@suse.de>
8215 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8216 * gimple.h (gimple_call_fn): Adjust comment.
8217 (gimple_call_set_fndecl): New function.
8218 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8219 longer having bare FUNCTION_DECL operand.
8220 (gimple_call_return_type): Likewise.
8221 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8223 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8224 (gimple_mod_pow2): Likewise.
8225 (gimple_mod_subtract): Likewise.
8226 (gimple_ic): Likewise.
8227 (gimple_stringop_fixed_value): Likewise.
8228 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8229 longer having bare FUNCTION_DECL operand.
8230 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8231 * omp-low.c (optimize_omp_library_calls): Likewise.
8232 * cgraphunit.c (update_call_expr): Likewise.
8233 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8234 (execute_convert_to_rsqrt): Likewise.
8235 * cfgexpand.c (gimple_to_tree): Simplify.
8236 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8237 bare FUNCTION_DECL operand.
8238 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8239 (convert_gimple_call): Use gimple_call_fndecl.
8240 * c-common.c (c_warn_unused_result): Likewise.
8242 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8245 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8246 (c_finish_return): Likewise.
8247 (c_start_case): Likewise.
8248 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8249 * c-parser.c (c_parser_condition): New. Call
8250 verify_sequence_points.
8251 (c_parser_paren_condition): Call c_parser_condition.
8252 (c_parser_for_statement): Call c_parser_condition.
8254 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8257 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8258 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8259 Moved from diagnostic.h
8260 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8262 (emit_diagnostic): New.
8263 (warning0, pedwarn0): Delete.
8264 (warning, warning_at, pedwarn, permerror): Return bool.
8265 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8266 Moved to diagnostic.c.
8267 (struct diagnostic_context): Use correct type for
8268 classify_diagnostic.
8269 (diagnostic_report_diagnostic): Update declaration.
8270 (emit_diagnostic): Declare.
8271 * errors.c (warning): Return bool.
8272 * errors.h (warning): Update declaration.
8273 * toplev.h (warning0, pedwarn0): Delete.
8274 (warning, warning_at, pedwarn, permerror): Return bool.
8275 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8276 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8277 inform. Update all calls.
8278 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8279 before giving informative note.
8280 (implicit_decl_warning): Likewise.
8281 * c-typeck.c (build_function_call): Likewise.
8282 * tree-sssa.c (warn_uninit): Likewise.
8283 * builtins.c (gimplify_va_arg_expr): Likewise.
8285 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8288 * doc/invoke.texi (-Wextra): Move warning from here...
8289 (-Wuninitialized): ... to here.
8291 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8294 * flags.h (set_Wunused): Delete
8295 * toplev.c (process_options): Handle Wunused flags here.
8296 * opts.c (maybe_warn_unused_parameter): Delete.
8297 (common_handle_option): Replace set_Wunused by warn_unused.
8298 (set_Wextra): Do not handle Wunused-parameter here.
8299 (set_Wunused): Delete.
8300 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8302 * common.opt (Wunused): Add Var and Init.
8303 (Wunused-function): Likewise.
8304 (Wunused-label): Likewise.
8305 (Wunused-parameter): Likewise.
8306 (Wunused-value): Likewise.
8307 (Wunused-variable): Likewise.
8309 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8311 * doc/invoke.texi: Add cpu_type power7.
8312 * config.in (HAVE_AS_VSX): New.
8313 * config.gcc: Add cpu_type power7.
8314 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8316 * configure: Regenerate.
8317 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8319 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8320 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8321 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8323 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8325 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8326 type to vectorize.builtin_conversion.
8327 (vectorizable_conversion): Likewise.
8328 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8329 integral type as input.
8330 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8332 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8333 and ALTIVEC_BUILTIN_VCTSXS.
8334 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8337 2008-08-08 Richard Guenther <rguenther@suse.de>
8339 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8340 (surely_varying_stmt_p): Calls are varying only if they are
8341 non-builtin and not indirect or have no result.
8342 (ccp_fold): Re-instantiate code before the tuples merge.
8344 2008-08-08 Richard Guenther <rguenther@suse.de>
8346 PR tree-optimization/37056
8347 * gimple.h (gimple_assign_rhs_class): New helper function.
8348 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8349 unary operations properly.
8351 2008-08-07 Jan Hubicka <jh@suse.cz>
8353 * i386.h (ix86_size_cost): Declare.
8354 (ix86_cur_cost): New function macro.
8355 * i386.md (peepholes expanding size and splitters): Predicate by
8356 optimize_insn_for_speed_p.
8357 (peepholes reduce size and splitters): Predicate by
8358 optimize_insn_for_size_p.
8359 * i386.c (ix86_size_cost): Rename from ...
8360 (size_cost): This one.
8361 (override_options): Update.
8362 (decide_alg): Likewise.
8363 (ix86_expand_clear): Use RTL profile.
8364 (ix86_pad_returns): Use RTL profile.
8366 2008-08-07 Jan Hubicka <jh@suse.cz>
8368 * recog.c (split_all_insns): Set RTL profile
8369 (peephole2_optimize): Likewise.
8370 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8371 * combine.c (combine_instructions): Likewise.
8373 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8375 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8377 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8379 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8380 value in a6 after the set_frame_ptr insn.
8382 2008-08-07 Richard Henderson <rth@redhat.com>
8385 * gcc.c (cpp_options): Pass along -g*.
8387 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8389 * config/arm/arm.c (output_move_neon): Update comment describing
8390 big-endian vector layout.
8391 (arm_assemble_integer): Do not handle big-endian NEON vectors
8393 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8394 neon_vget_lane<mode>_sext_internal,
8395 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8396 element indices for big-endian.
8398 2008-08-07 Richard Henderson <rth@redhat.com>
8400 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8401 * configure, config.in: Rebuild.
8402 * debug.h (dwarf2out_do_cfi_asm): Declare.
8403 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8404 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8405 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8406 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8408 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8410 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8411 movv2si_internal): Combine into mov<mode>_internal.
8412 (movv2si_internal_2): Remove.
8414 2008-08-07 Jan Hubicka <jh@suse.cz>
8417 * i386.md (single stringop patterns): Enable unconditionally.
8419 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8422 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8424 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8425 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8427 * config/i386/sse.md (sse2_movq128): New.
8429 * doc/extend.texi: Document __builtin_ia32_movq128.
8431 2008-08-07 Richard Guenther <rguenther@suse.de>
8434 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8435 pointers can access anything.
8437 2008-08-06 Jan Hubicka <jh@suse.cz>
8439 * optabs.c (emit_unop_insn): Break out to ...
8440 (maybe_emit_unop_insn): ... this one.
8441 (expand_sfix_optab): Use maybe variant.
8442 * optabs.h (maybe_emit_unop_insn): Declare.
8444 * i386.md (mov0 patterns): Enable by default.
8445 (FP conversion expanders): Disable expansion of code expanding
8446 sequences when instruction should be optimized for size.
8447 (single strinop patterns): Enable when optimizing for size.
8448 (string expanders): Disable expanding of code expanding sequences
8449 when optimizning instruction for size.
8450 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8452 (ix86_fp_comparison_sahf_cost): Likewise.
8453 (ix86_expand_branch): Likewise.
8454 (ix86_expand_ashl_const): Likewise.
8455 (ix86_split_ashl): Likewise.
8456 (ix86_expand_strlen): Likewise.
8457 (ix86_emit_fp_unordered_jump): Likewie.
8459 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8461 * c-common.c: Fix typo.
8462 (c_common_reswords): Activate more C++ keyword warnings.
8464 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8466 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8469 * diagnostic.c (permerror_at): New.
8470 * toplev.h (permerror_at): Declare.
8472 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8473 Ira Rosen <irar@il.ibm.com>
8475 * tree-vect-transform.c (vect_model_simple_cost): Return
8476 immediately if stmt is pure SLP.
8477 (vect_model_store_cost): Ditto.
8478 (vect_model_load_cost): Ditto.
8479 (vectorizable_store): Remove PURE_SLP check before call
8480 to vect_model_store_cost.
8481 (vect_model_store_cost): When checking whether stmt describe
8482 strided access, add a check that it is not slp_node.
8484 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8487 * c-common.c (warn_for_sign_compare): New. Handle separately the
8488 case that 'constant' is zero.
8489 * c-typeck.c (build_binary_op): Move code to c-common.c
8491 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8493 * config/alpha/alpha.c (alpha_preferred_reload_class,
8494 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8495 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8496 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8497 * config/arm/arm.md: Likewise.
8498 * config/avr/avr-protos.h (preferred_reload_class,
8499 test_hard_reg_class, avr_simplify_comparison_p,
8500 out_shift_with_cnt, class_max_nregs): Likewise.
8501 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8502 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8503 preferred_reload_class, test_hard_reg_class): Likewise.
8504 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8505 bfin_memory_move_cost, bfin_secondary_reload,
8506 bfin_output_mi_thunk): Likewise.
8507 * config/crx/crx.c (crx_secondary_reload_class,
8508 crx_memory_move_cost): Likewise.
8509 * config/frv/frv-protos.h (frv_secondary_reload_class,
8510 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8511 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8512 frv_secondary_reload_class, frv_class_likely_spilled_p,
8513 frv_class_max_nregs): Likewise.
8514 * config/h8300/h8300.c (h8300_classify_operand,
8515 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8517 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8518 * config/ia64/ia64.c (ia64_preferred_reload_class,
8519 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8520 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8521 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8523 * config/m68hc11/m68hc11.c (preferred_reload_class,
8524 m68hc11_memory_move_cost): Likewise.
8525 * config/mcore/mcore.c (mcore_secondary_reload_class,
8526 mcore_reload_class): Likewise.
8527 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8528 mips_class_max_nregs, mips_cannot_change_mode_class,
8529 mips_preferred_reload_class, mips_secondary_reload_class,
8530 mips_output_mi_thunk): Likewise.
8531 * config/mmix/mmix.c (mmix_preferred_reload_class,
8532 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8534 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8536 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8537 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8538 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8539 * config/rs6000/rs6000.c (paired_expand_vector_init,
8540 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8541 compare_section_name, rs6000_memory_move_cost): Likewise.
8542 * config/s390/s390.c (s390_emit_compare_and_swap,
8543 s390_preferred_reload_class, s390_secondary_reload,
8544 legitimize_pic_address, legitimize_tls_address,
8545 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8546 s390_class_max_nregs): Likewise.
8547 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8548 * config/s390/s390.md: Likewise.
8549 * config/score/score-protos.h (score_secondary_reload_class,
8550 score_preferred_reload_class): Likewise.
8551 * config/score/score.c (score_preferred_reload_class,
8552 score_secondary_reload_class): Likewise.
8553 * config/score/score3.c (score3_output_mi_thunk,
8554 score3_preferred_reload_class, score3_secondary_reload_class,
8555 score3_hard_regno_mode_ok): Likewise.
8556 * config/score/score3.h (score3_preferred_reload_class,
8557 score3_secondary_reload_class): Likewise.
8558 * config/score/score7.c (score7_output_mi_thunk,
8559 score7_preferred_reload_class, score7_secondary_reload_class,
8560 score7_hard_regno_mode_ok): Likewise.
8561 * config/score/score7.h (score7_preferred_reload_class,
8562 score7_secondary_reload_class): Likewise.
8563 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8564 output_branchy_insn, add_constant, gen_block_redirect,
8565 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8566 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8567 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8568 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8569 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8570 xstormy16_preferred_reload_class): Likewise.
8571 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8572 xtensa_expand_atomic, override_options,
8573 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8575 * reorg.c (try_merge_delay_insns): Likewise.
8576 * tree.c (merge_dllimport_decl_attributes): Likewise.
8578 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
8580 2008-08-06 Michael Matz <matz@suse.de>
8582 * Makefile.in (write_entries_to_file): Quote words.
8583 * gengtype.c: (read_input_line): Skip over leading white-space.
8585 2008-08-06 Marc Gauthier <marc@tensilica.com>
8587 * config.gcc: Match more processor names for Xtensa.
8588 * configure.ac: Likewise.
8589 * doc/install.texi (Specific): Likewise.
8590 * configure: Regenerate.
8592 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8594 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
8595 * calls.c (avoid_likely_spilled_reg): Likewise.
8596 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
8597 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
8598 * config/i386/i386.c (ix86_expand_special_args_builtin,
8599 ix86_secondary_reload): Likewise.
8600 * except.c (struct eh_region, gen_eh_region_catch,
8601 remove_unreachable_regions, duplicate_eh_regions,
8602 assign_filter_values, build_post_landing_pads,
8603 sjlj_find_directly_reachable_regions, remove_eh_handler,
8604 reachable_next_level, foreach_reachable_handler,
8605 can_throw_internal_1, can_throw_external_1,
8606 collect_one_action_chain): Likewise.
8607 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
8608 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
8609 * function.c (update_temp_slot_address, instantiate_new_reg,
8610 instantiate_virtual_regs_in_rtx,
8611 instantiate_virtual_regs_in_insn): Likewise.
8612 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
8613 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
8614 gimplify_cleanup_point_expr): Likewise.
8615 * ipa-cp.c (ipcp_lattice_changed): Likewise.
8616 * passes.c (next_pass_1): Likewise.
8617 * print-tree.c (print_node_brief, print_node): Likewise.
8618 * profile.c (branch_prob): Likewise.
8619 * tree-dump.c (dump_register): Likewise.
8620 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
8622 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
8623 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
8624 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
8625 copy_arguments_for_versioning, copy_static_chain): Likewise.
8626 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
8627 add_new_name_mapping, register_new_name_mapping): Likewise.
8628 * tree-mudflap.c (mf_xform_derefs): Likewise.
8629 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
8630 get_init_expr, combine_chains): Likewise.
8631 * tree-pretty-print.c (dump_generic_node): Likewise.
8632 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
8633 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
8634 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
8635 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
8637 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8640 * calls.c (expand_call): Use the biggest preferred stack
8643 2008-08-06 Michael Matz <matz@suse.de>
8646 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
8647 for reused reload, instead of overwriting them.
8649 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8652 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
8653 for incoming stack boundary.
8655 * function.c (assign_parm_find_entry_rtl): Update
8656 parm_stack_boundary.
8658 * function.h (rtl_data): Add parm_stack_boundary.
8660 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
8661 parm_stack_boundary for incoming stack boundary.
8663 2008-08-06 Joseph Myers <joseph@codesourcery.com>
8665 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
8666 for unrepresentable subregs or treat them as equal to other regs
8667 or subregs with the same register number.
8669 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
8672 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
8675 2008-08-06 Jan Hubicka <jh@suse.cz>
8677 * predict.c (maybe_hot_frequency_p): When profile is absent, all
8678 frequencies might be hot.
8680 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
8682 * reload.c (find_reloads): Force constants into literal pool
8683 also if they are wrapped in a SUBREG.
8685 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8688 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
8689 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
8690 Don't allow predicated instructions for data speculation.
8691 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
8694 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8696 * haifa-sched.c (extend_global): Split to extend_global_data and
8697 extend_region_data. Update all uses.
8698 (extend_all): Rename to extend_block_data.
8700 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8702 * sched-rgn.c (new_ready): Check if instruction can be
8703 speculatively scheduled before attempting speculation.
8704 (debug_rgn_dependencies): Remove wrongful assert.
8706 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8708 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
8710 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8712 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
8713 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
8714 va_size, and type_size.
8716 2008-08-04 Jason Merrill <jason@redhat.com>
8719 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
8720 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
8722 2008-08-05 Richard Henderson <rth@redhat.com>
8724 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
8725 * configure: Rebuild.
8727 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8730 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
8731 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
8734 2008-08-05 Richard Henderson <rth@redhat.com>
8736 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
8737 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
8738 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
8739 * common.opt (fdwarf2-cfi-asm): New.
8740 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
8741 * config.in, configure: Rebuild.
8742 * dwarf2asm.c (dw2_asm_output_data_raw): New.
8743 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
8745 (dw2_force_const_mem): Externalize.
8746 * dwarf2asm.h: Update.
8747 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
8748 generate a real label.
8749 (output_cfi_directive): New.
8750 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
8751 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
8752 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
8754 (dwarf2out_end_epilogue): Emit .cfi_endproc.
8755 (output_loc_operands_raw, output_loc_sequence_raw): New.
8756 (output_cfa_loc_raw): New.
8758 2008-08-05 Paul Brook <paul@codesourcery.com>
8760 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
8761 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
8762 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
8763 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
8764 * config/arm/arm.h (TARGET_VFPD32): Define.
8765 (TARGET_VFP3): Use TARGET_VFPD32.
8766 (fputype): Add FPUTYPE_VFP3D16.
8767 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
8768 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
8769 * config/arm/arm-cores.def: Add cortex-r4f.
8770 * config/arm/arm-tune.md: Regenerate.
8772 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8774 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
8775 Reword some comments throughout the file.
8777 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
8778 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
8779 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
8780 MFC_MIN_DMA_LIST_ELEMENTS.
8781 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
8782 MFC_MAX_DMA_LIST_ELEMENTS.
8784 (MFC_START_ENABLE): Remove PPU-only define.
8785 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
8786 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
8788 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
8789 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
8790 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
8791 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
8792 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
8793 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
8794 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
8796 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
8797 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
8798 (mfc_sdcrt, mfc_sdcrtst): Likewise.
8799 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
8801 (spu_read_machine_status): Fix typo.
8803 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8805 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
8806 SUBREG of multi-word hard register.
8807 * config/spu/spu.c (valid_subreg): Likewise.
8808 (adjust_operand): Handle SUBREGs of multi-word hard registers.
8810 2008-08-04 Richard Guenther <rguenther@suse.de>
8812 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
8813 the candidate with the stripped base if that base is different
8814 from the original base even for offset zero.
8816 2008-08-04 Richard Guenther <rguenther@suse.de>
8819 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
8820 check for no_overflow.
8822 2008-08-04 Richard Guenther <rguenther@suse.de>
8824 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
8826 2008-08-04 Paul Brook <paul@codesourcery.com>
8828 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
8829 (arm_order_regs_for_local_alloc): New function.
8830 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
8832 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
8834 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8837 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
8838 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
8839 (ix86_expand_epilogue): Likewise.
8841 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8843 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
8846 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8848 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
8849 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
8850 (*movv2sf_internal_rex64): Ditto.
8852 2008-08-03 Jan Hubicka <jh@suse.cz>
8854 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
8855 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
8856 * expmed.c (expand_smod_pow2): Likewise.
8858 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8861 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
8862 alternative 0 of operand 1.
8863 (*vec_concatv2di_rex64_sse): Ditto.
8864 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
8866 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
8867 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
8868 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
8869 (*movv2sf_internal_rex64): Ditto.
8871 2008-08-02 Richard Guenther <rguenther@suse.de>
8874 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
8875 (ssedoublesizemode): New mode attribute.
8876 (sse_shufps): Call gen_sse_shufps_v4sf.
8877 (sse_shufps_1): Macroize.
8878 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
8879 (sse2_shufpd_1): Macroize.
8880 (vec_extract_odd, vec_extract_even): New expanders.
8881 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
8882 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
8883 * i386.c (ix86_expand_vector_init_one_nonzero): Call
8884 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
8885 (ix86_expand_vector_set): Likewise.
8886 (ix86_expand_reduc_v4sf): Likewise.
8888 2008-08-01 Doug Kwan <dougkwan@google.com>
8890 * matrix-reorg.c: Re-enable all code.
8891 (struct malloc_call_data): Change CALL_STMT to gimple type.
8892 (collect_data_for_malloc_call): Tuplify.
8893 (struct access_site_info): Change STMT to gimple type.
8894 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
8895 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
8896 (struct free_info): Change STMT to gimple type.
8897 (struct matrix_access_phi_node): Change PHI to gimple type.
8898 (get_inner_of_cast_expr): Remove.
8899 (may_flatten_matrices_1): Tuplify.
8900 (may_flatten_matrices): Ditto.
8901 (mark_min_matrix_escape_level): Ditto.
8902 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
8903 (ssa_accessed_in_call_rhs): New
8904 (ssa_accessed_in_assign_rhs): New
8905 (record_access_alloc_site_info): Tuplify.
8906 (add_allocation_site): Ditto.
8907 (analyze_matrix_allocation_site): Ditto.
8908 (analyze_transpose): Ditto.
8909 (get_index_from_offset): Ditto.
8910 (update_type_size): Ditto.
8911 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
8912 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
8913 (analyze_accesses_for_phi_node): Tuplify.
8914 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
8915 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
8916 (analyze_matrix_accesses): Tuplify.
8917 (check_var_data): New call-back type for check_var_notmodified_p.
8918 (check_var_notmodified_p): Tuplify and use call-back struct to
8919 return statement found.
8920 (can_calculate_expr_before_stmt): Factor out statement related code
8922 (can_calculate_stmt_before_stmt): New.
8923 (check_allocation_function): Tuplify.
8924 (find_sites_in_func): Ditto.
8925 (record_all_accesses_in_func): Ditto.
8926 (transform_access_sites): Ditto.
8927 (transform_allocation_sites): Ditto.
8928 (matrix_reorg): Re-enable.
8929 (gate_matrix_reorg): Re-enable.
8931 2008-08-01 Jakub Jelinek <jakub@redhat.com>
8933 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
8934 for labels for which it hasn't been set yet. If it has been set,
8935 stop walking insns and continue with next worklist item.
8936 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
8937 if the only BARRIER is at the very end of a function.
8939 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8941 * cfgexpand.c (expand_stack_alignment): Assert that
8942 stack_realign_drap and drap_rtx must match.
8944 * function.c (instantiate_new_reg): If DRAP is used to realign
8945 stack, replace virtual_incoming_args_rtx with internal arg
8948 2008-08-01 Richard Guenther <rguenther@suse.de>
8950 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
8951 loop information only if we initialized it.
8952 (execute_pre): Call fini_pre with in_fre.
8953 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
8954 if we do not unroll because we hit max-completely-peeled-insns.
8955 Use our estimation for consistency, do allow shrinking.
8957 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8959 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
8960 with MIN_STACK_BOUNDARY.
8961 (ix86_update_stack_boundary): Likewise.
8962 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
8965 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
8966 (MIN_STACK_BOUNDARY): This.
8968 2008-08-01 Richard Guenther <rguenther@suse.de>
8971 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
8973 2008-08-01 Richard Guenther <rguenther@suse.de>
8975 PR tree-optimization/36988
8976 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
8977 do not matter if that doesn't change volatile qualification.
8979 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
8981 * configure.ac: Do not generate libada-mk. Do not subst
8983 * libada-mk.in: Remove.
8984 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
8985 * configure: Regenerate.
8987 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
8989 * tree-pass.h: Added comment about not dumping passes with name
8990 starting with star in struct opt_pass.
8991 * passes.c (register_dump_files_1): Don't do dump for a pass with
8992 name starting with star.
8993 * doc/passes.texi (Pass manager): Mention pass names and special
8994 meaning of star prefix to avoid dump.
8996 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
8998 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
9000 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
9001 (ISA_MIPS64R2): New macro.
9002 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
9003 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
9004 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
9005 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
9006 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
9007 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
9008 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
9009 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
9010 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
9011 Move up to keep list alphabetically sorted.
9012 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
9013 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
9015 * doc/invoke.texi (MIPS Options): Add -mips64r2.
9016 (-march=@var{arch}): Add mips64r2.
9018 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9020 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
9022 2008-07-31 Steve Ellcey <sje@cup.hp.com>
9024 * expr.c (expand_assignment): Check for complete type.
9026 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9029 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
9031 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
9032 for stack alignment.
9034 * function.h (rtl_data): Add stack_realign_tried. Update comments.
9036 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
9038 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
9039 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
9041 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9043 PR rtl-optimization/36419
9044 * dwarf2out.c (barrier_args_size): New variable.
9045 (compute_barrier_args_size, compute_barrier_args_size_1): New
9047 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
9048 if not called yet in the current function, use barrier_args_size
9049 array to find the new args_size value.
9050 (dwarf2out_frame_debug): Free and clear barrier_args_size.
9052 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9055 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
9058 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9061 * dwarf2out.c (dwarf2out_args_size_adjust): New.
9062 (dwarf2out_stack_adjust): Use it.
9063 (dwarf2out_frame_debug_expr): Likewise.
9065 2008-07-31 Richard Guenther <rguenther@suse.de>
9067 PR tree-optimization/36978
9068 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
9069 the generated condition.
9071 2008-07-31 Richard Guenther <rguenther@suse.de>
9073 * passes.c (init_optimization_passes): Always call
9074 pass_early_warn_uninitialized.
9075 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
9076 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
9077 * doc/passes.texi (Warn for uninitialized variables): Adjust.
9079 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9082 * builtins.c (maybe_emit_free_warning): New function.
9083 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
9084 maybe_emit_free_warning for BUILT_IN_FREE.
9087 * dwarf2out.c (get_context_die): New function.
9088 (force_decl_die, force_type_die): Use it.
9089 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
9090 returns NULL, force generation of DW_TAG_typedef and put that into
9093 PR preprocessor/36649
9094 * c-pch.c (c_common_read_pch): Save and restore
9095 line_table->trace_includes across PCH restore.
9097 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
9100 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
9102 2008-07-30 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
9105 * final.c (call_from_call_insn): Handle COND_EXEC.
9107 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9109 * builtins.c (std_gimplify_va_arg_expr): Replace
9110 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
9111 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9113 2008-07-30 Joey Ye <joey.ye@intel.com>
9114 H.J. Lu <hongjiu.lu@intel.com>
9116 * builtins.c (expand_builtin_setjmp_receiver): Replace
9117 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
9118 (expand_builtin_apply_args_1): Likewise.
9119 (expand_builtin_longjmp): Need DRAP for stack alignment.
9120 (expand_builtin_apply): Likewise.
9122 * caller-save.c (setup_save_areas): Call assign_stack_local_1
9123 instead of assign_stack_local to allow alignment reduction.
9125 * calls.c (emit_call_1): Need DRAP for stack alignment if
9127 (expand_call): Replace virtual_incoming_args_rtx with
9128 crtl->args.internal_arg_pointer.
9129 * stmt.c (expand_nl_goto_receiver): Likewise.
9131 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
9132 alignment and store to stack_alignment_estimated and
9133 max_used_stack_slot_alignment.
9134 (expand_one_var): Likewise.
9135 (expand_stack_alignment): New function.
9136 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
9137 and stack_alignment_estimated fields in rtl_data. Call
9138 expand_stack_alignment at end.
9140 * defaults.h (INCOMING_STACK_BOUNDARY): New.
9141 (MAX_STACK_ALIGNMENT): Likewise.
9142 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
9143 (SUPPORTS_STACK_ALIGNMENT): Likewise.
9145 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
9146 stack alignment when generating virtual registers.
9148 * function.c (assign_stack_local): Renamed to ...
9149 (assign_stack_local_1): This. Add a parameter to indicate
9150 if it is OK to reduce alignment.
9151 (assign_stack_local): Use it.
9152 (instantiate_new_reg): Instantiate virtual incoming args rtx
9153 to vDRAP if stack realignment and DRAP is needed.
9154 (assign_parms): Collect parameter/return type alignment and
9155 contribute to stack_alignment_estimated.
9156 (locate_and_pad_parm): Likewise.
9157 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9158 with crtl->args.internal_arg_pointer.
9160 * function.h (rtl_data): Add new field drap_reg,
9161 max_used_stack_slot_alignment, stack_alignment_estimated,
9162 stack_realign_needed, need_drap, stack_realign_processed and
9163 stack_realign_finalized.
9164 (stack_realign_fp): New macro.
9165 (stack_realign_drap): Likewise.
9167 * global.c (compute_regsets): Frame pointer is needed when
9168 stack is realigned. Can eliminate frame pointer when stack is
9169 realigned and dynamic realigned argument pointer isn't used.
9171 * reload1.c (update_eliminables): Frame pointer is needed
9172 when stack is realigned.
9173 (init_elim_table): Can eliminate frame pointer when stack is
9174 realigned and dynamic realigned argument pointer isn't used.
9176 * rtl.h (assign_stack_local_1): Declare new funtion.
9178 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9179 (TARGET_GET_DRAP_RTX): Likewise.
9180 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9181 TARGET_GET_DRAP_RTX.
9183 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9185 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9186 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9188 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9189 H.J. Lu <hongjiu.lu@intel.com>
9191 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9192 vdrap_reg, stack_realign and drap_reg_saved.
9193 (add_cfi): Don't allow redefining CFA when DRAP is used.
9194 (reg_save): Handle stack alignment.
9195 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9196 alignment. Don't generate DWARF information for (set fp sp)
9198 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9200 (int_loc_descriptor): Move prototype forward. Also define if
9201 DWARF2_UNWIND_INFO is true.
9202 (output_cfa_loc): Handle DW_CFA_expression.
9203 (build_cfa_aligned_loc): New.
9204 (based_loc_descr): Update assert for stack realign. For local
9205 variables, use sp+offset when stack is aligned without drap and
9206 fp+offset when stack is aligned with drap. For arguments, use
9207 cfa+offset when drap is used to align stack.
9209 2008-07-30 Joey Ye <joey.ye@intel.com>
9210 H.J. Lu <hongjiu.lu@intel.com>
9212 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9214 (ix86_gen_andsp): New.
9215 (ix86_user_incoming_stack_boundary): Likewise.
9216 (ix86_default_incoming_stack_boundary): Likewise.
9217 (ix86_incoming_stack_boundary): Likewise.
9218 (ix86_can_eliminate): Likewise.
9219 (find_drap_reg): Likewise.
9220 (ix86_update_stack_boundary): Likewise.
9221 (ix86_get_drap_rtx): Likewise.
9222 (ix86_finalize_stack_realign_flags): Likewise.
9223 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9224 (TARGET_GET_DRAP_RTX): Likewise.
9225 (override_options): Overide option value for new options.
9226 (ix86_function_ok_for_sibcall): Remove check for
9227 force_align_arg_pointer.
9228 (ix86_handle_cconv_attribute): Likewise.
9229 (ix86_function_regparm): Likewise.
9230 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9231 (ix86_va_start): Replace virtual_incoming_args_rtx with
9232 crtl->args.internal_arg_pointer.
9233 (ix86_select_alt_pic_regnum): Check DRAP register.
9234 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9235 (ix86_compute_frame_layout): Compute frame layout wrt stack
9237 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9238 (ix86_expand_prologue): Decide if stack realignment is needed
9239 and generate prologue code accordingly.
9240 (ix86_expand_epilogue): Generate epilogue code wrt stack
9241 realignment is really needed or not.
9243 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9244 (ABI_STACK_BOUNDARY): Likewise.
9245 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9246 (STACK_REALIGN_DEFAULT): Likewise.
9247 (INCOMING_STACK_BOUNDARY): Likewise.
9248 (MAX_STACK_ALIGNMENT): Likewise.
9249 (ix86_incoming_stack_boundary): Likewise.
9250 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9251 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9252 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9253 (machine_function): Remove force_align_arg_pointer.
9255 * config/i386/i386.md (BX_REG): New.
9256 (R13_REG): Likewise.
9258 * config/i386/i386.opt (mforce_drap): New.
9259 (mincoming-stack-boundary): Likewise.
9260 (mstackrealign): Add Init(-1).
9262 * config/i386/i386-protos.h (ix86_can_eliminate): New
9264 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9266 * doc/extend.texi: Update force_align_arg_pointer.
9268 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9271 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9272 (INCOMING_STACK_BOUNDARY): Likewise.
9273 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9274 (TARGET_GET_DRAP_RTX): Likewise.
9276 2008-07-30 Andreas Schwab <schwab@suse.de>
9278 PR rtl-optimization/36929
9279 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9280 add_insn_before and fix argument order.
9281 (replace_inc_dec_mem): Handle NULL rtx.
9283 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9285 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9287 (arm_compute_initial_elimination_offset): Use it.
9288 (arm_compute_save_reg_mask): Include static chain save slot when
9289 calculating alignment.
9290 (arm_get_frame_offsets): Ditto.
9291 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9292 that we can use to decrement the stack when the stack decrement
9293 could be too big for an immediate value in a single insn.
9294 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9296 2008-07-30 Richard Guenther <rguenther@suse.de>
9298 PR tree-optimization/36967
9299 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9300 Release defs of statements we remove.
9302 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9304 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9305 instead of NULL_RTVEC.
9307 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9311 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9314 2008-07-30 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
9316 * final.c (call_from_call_insn): New.
9317 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9319 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9321 * configure.ac: Substitute ADA_CFLAGS.
9322 * configure: Regenerate.
9323 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9324 * Makefile.in: Remove mention of X_* variables.
9325 * config/pa/x-ada-hpux10: Remove.
9326 * config/pa/x-ada: Remove.
9328 * doc/fragments.texi: Update.
9330 2008-07-30 Olivier Hainque <hainque@adacore.com>
9332 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9333 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9334 __dso_handle explicitly here.
9336 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9339 * c-typeck.c (build_binary_op): Encapsulate code into...
9340 * c-common.c (shorten_binary_op): ...this new function.
9341 (conversion_warning): Use the new function. Handle non-negative
9342 constant in bitwise-and.
9343 * c-common.h (shorten_binary_op): Declare.
9345 2008-07-30 Olivier Hainque <hainque@adacore.com>
9347 * scan.c (make_sstring_space): Add explicit conversions of
9348 allocator's return value.
9349 * fix-header.c (recognized_function): Likewise.
9351 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9353 * doc/cpp.texi: Update to GFDL 1.2.
9354 * doc/gcc.texi: Do not list GPL as Invariant Section.
9355 * doc/gccint.texi: Likewise. Update copyright years.
9356 * doc/install.texi: Update copyright years.
9358 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9361 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9362 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9364 2008-07-29 Jan Hubicka <jh@suse.cz>
9366 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9367 (grokdeclarator): Likewise.
9368 * langhooks.c (lhd_warn_unused_global_decl): Use
9369 DECL_DECLARED_INLINE_P.
9370 * print-tree.c (print_node): Remove DECL_INLINE check.
9372 2008-07-29 Richard Guenther <rguenther@suse.de>
9374 PR tree-optimization/36945
9375 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9376 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9377 Record invariant addresses un-decomposed.
9378 (copy_reference_ops_from_call): Record reference call
9379 arguments properly. Simplify.
9380 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9381 helper split out from ...
9382 (create_component_ref_by_pieces): ... here. Simplify.
9383 Prepare for recursive invocation for call arguments.
9384 (create_expression_by_pieces): Adjust call to
9385 create_component_ref_by_pieces.
9386 (compute_avail): Process operand 2 of reference ops.
9388 2008-07-29 Richard Guenther <rguenther@suse.de>
9390 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9392 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9394 * c-format.c (check_format_types): Revert unwanted checkin.
9396 2008-07-29 Jan Hubicka <jh@suse.cz>
9398 * flags.h (flag_really_no_inline): Remove.
9399 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9400 * toplev.c (flag_really_no_inline): Remove.
9401 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9402 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9403 (cgraph_decide_inlining_incrementally): Likewise.
9404 (compute_inline_parameters): Likewise.
9405 * opts.c (decode_options): Simplify.
9406 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9407 * common.opt (finline): Initialize to 1.
9408 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9410 2008-07-29 Jan Hubicka <jh@suse.cz>
9412 * predict.c (always_optimize_for_size_p): New function.
9413 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9414 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9415 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9417 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9418 * function.c (prepare_function_start): Set default profile.
9419 * function.h (rtl_data): Add maybe_hot_insn_p.
9420 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9421 (construct_exit_block): Likewise.
9422 (tree_expand_cfg): Likewise.
9424 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9425 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9426 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
9427 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9430 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9433 * c-decl.c (merge_decls): Merge USED flags.
9435 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9437 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9438 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9439 next_stack, lab_false and lab_over trees.
9441 2008-07-28 Richard Guenther <rguenther@suse.de>
9443 PR tree-optimization/36957
9444 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9445 (useless_type_conversion_p): Remove.
9446 (types_compatible_p): Remove.
9447 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9448 (useless_type_conversion_p): Declare.
9449 (types_compatible_p): Declare.
9450 (gimple_expr_type): Return the base type only if it is
9451 trivially convertible to the subtype.
9453 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9455 * configure.ac: Use the m4_do macro to concatenate the warnings into
9456 one string in ACX_PROG_CC_WARNING_OPTS,
9457 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9458 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9459 * configure: Regenerate.
9461 2008-07-28 Richard Guenther <rguenther@suse.de>
9463 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9464 (insert_fake_stores): Remove.
9465 (realify_fake_stores): Likewise.
9466 (execute_pre): Remove dead code.
9467 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9468 (find_func_aliases): Deal with it here instead.
9469 Re-enable gcc_unreachable call.
9471 2008-07-28 Richard Guenther <rguenther@suse.de>
9473 Merge from gimple-tuples-branch.
9475 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9476 * gimple.def: New file.
9477 * gsstruct.def: Likewise.
9478 * gimple-iterator.c: Likewise.
9479 * gimple-pretty-print.c: Likewise.
9480 * tree-gimple.c: Removed. Merged into ...
9481 * gimple.c: ... here. New file.
9482 * tree-gimple.h: Removed. Merged into ...
9483 * gimple.h: ... here. New file.
9485 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9486 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9487 --enable-checking=gimple flag.
9488 * config.in: Likewise.
9489 * configure: Regenerated.
9491 * tree-ssa-operands.h: Tuplified.
9492 * tree-vrp.c: Likewise.
9493 * tree-loop-linear.c: Likewise.
9494 * tree-into-ssa.c: Likewise.
9495 * tree-ssa-loop-im.c: Likewise.
9496 * tree-dump.c: Likewise.
9497 * tree-complex.c: Likewise.
9498 * cgraphbuild.c: Likewise.
9499 * tree-ssa-threadupdate.c: Likewise.
9500 * tree-ssa-loop-niter.c: Likewise.
9501 * tree-pretty-print.c: Likewise.
9502 * tracer.c: Likewise.
9503 * gengtype.c: Likewise.
9504 * tree-loop-distribution.c: Likewise.
9505 * tree-ssa-loop-unswitch.c: Likewise.
9506 * cgraph.c: Likewise.
9507 * cgraph.h: Likewise.
9508 * tree-ssa-loop-manip.c: Likewise.
9509 * value-prof.c: Likewise.
9510 * tree-ssa-loop-ch.c: Likewise.
9511 * tree-tailcall.c: Likewise.
9512 * value-prof.h: Likewise.
9515 * tree-pass.h: Likewise.
9516 * ipa-cp.c: Likewise.
9517 * tree-scalar-evolution.c: Likewise.
9518 * tree-scalar-evolution.h: Likewise.
9519 * target.h: Likewise.
9520 * lambda-mat.c: Likewise.
9521 * tree-phinodes.c: Likewise.
9522 * diagnostic.h: Likewise.
9523 * builtins.c: Likewise.
9524 * tree-ssa-alias-warnings.c: Likewise.
9525 * cfghooks.c: Likewise.
9526 * fold-const.c: Likewise.
9527 * cfghooks.h: Likewise.
9528 * omp-low.c: Likewise.
9529 * tree-ssa-dse.c: Likewise.
9530 * ipa-reference.c: Likewise.
9531 * tree-ssa-uncprop.c: Likewise.
9532 * toplev.c: Likewise.
9533 * tree-gimple.c: Likewise.
9534 * tree-gimple.h: Likewise.
9535 * tree-chrec.c: Likewise.
9536 * tree-chrec.h: Likewise.
9537 * tree-ssa-sccvn.c: Likewise.
9538 * tree-ssa-sccvn.h: Likewise.
9539 * cgraphunit.c: Likewise.
9540 * tree-ssa-copyrename.c: Likewise.
9541 * tree-ssa-ccp.c: Likewise.
9542 * tree-ssa-loop-ivopts.c: Likewise.
9543 * tree-nomudflap.c: Likewise.
9544 * tree-call-cdce.c: Likewise.
9545 * ipa-pure-const.c: Likewise.
9546 * c-format.c: Likewise.
9547 * tree-stdarg.c: Likewise.
9548 * tree-ssa-math-opts.c: Likewise.
9549 * tree-ssa-dom.c: Likewise.
9550 * tree-nrv.c: Likewise.
9551 * tree-ssa-propagate.c: Likewise.
9552 * ipa-utils.c: Likewise.
9553 * tree-ssa-propagate.h: Likewise.
9554 * tree-ssa-alias.c: Likewise.
9555 * gimple-low.c: Likewise.
9556 * tree-ssa-sink.c: Likewise.
9557 * ipa-inline.c: Likewise.
9558 * c-semantics.c: Likewise.
9559 * dwarf2out.c: Likewise.
9561 * tree-ssa-loop-ivcanon.c: Likewise.
9562 * predict.c: Likewise.
9563 * tree-ssa-loop.c: Likewise.
9564 * tree-parloops.c: Likewise.
9565 * tree-ssa-address.c: Likewise.
9566 * tree-ssa-ifcombine.c: Likewise.
9567 * matrix-reorg.c: Likewise.
9568 * c-decl.c: Likewise.
9569 * tree-eh.c: Likewise.
9570 * c-pretty-print.c: Likewise.
9571 * lambda-trans.c: Likewise.
9572 * function.c: Likewise.
9573 * langhooks.c: Likewise.
9574 * ebitmap.h: Likewise.
9575 * tree-vectorizer.c: Likewise.
9576 * function.h: Likewise.
9577 * langhooks.h: Likewise.
9578 * tree-vectorizer.h: Likewise.
9579 * ipa-type-escape.c: Likewise.
9580 * ipa-type-escape.h: Likewise.
9581 * domwalk.c: Likewise.
9582 * tree-if-conv.c: Likewise.
9583 * profile.c: Likewise.
9584 * domwalk.h: Likewise.
9585 * tree-data-ref.c: Likewise.
9586 * tree-data-ref.h: Likewise.
9587 * tree-flow-inline.h: Likewise.
9588 * tree-affine.c: Likewise.
9589 * tree-vect-analyze.c: Likewise.
9590 * c-typeck.c: Likewise.
9591 * gimplify.c: Likewise.
9592 * coretypes.h: Likewise.
9593 * tree-ssa-phiopt.c: Likewise.
9594 * calls.c: Likewise.
9595 * tree-ssa-coalesce.c: Likewise.
9596 * tree.def: Likewise.
9597 * tree-dfa.c: Likewise.
9598 * except.c: Likewise.
9599 * except.h: Likewise.
9600 * cfgexpand.c: Likewise.
9601 * tree-cfgcleanup.c: Likewise.
9602 * tree-ssa-pre.c: Likewise.
9603 * tree-ssa-live.c: Likewise.
9604 * tree-sra.c: Likewise.
9605 * tree-ssa-live.h: Likewise.
9606 * tree-predcom.c: Likewise.
9607 * lambda.h: Likewise.
9608 * tree-mudflap.c: Likewise.
9609 * ipa-prop.c: Likewise.
9610 * print-tree.c: Likewise.
9611 * tree-ssa-copy.c: Likewise.
9612 * ipa-prop.h: Likewise.
9613 * tree-ssa-forwprop.c: Likewise.
9614 * ggc-page.c: Likewise.
9615 * c-omp.c: Likewise.
9616 * tree-ssa-dce.c: Likewise.
9617 * tree-vect-patterns.c: Likewise.
9618 * tree-ssa-ter.c: Likewise.
9619 * tree-nested.c: Likewise.
9620 * tree-ssa.c: Likewise.
9621 * lambda-code.c: Likewise.
9622 * tree-ssa-loop-prefetch.c: Likewise.
9623 * tree-inline.c: Likewise.
9624 * tree-inline.h: Likewise.
9625 * tree-iterator.c: Likewise.
9626 * tree-optimize.c: Likewise.
9627 * tree-ssa-phiprop.c: Likewise.
9628 * tree-vect-transform.c: Likewise.
9629 * tree-object-size.c: Likewise.
9630 * tree-outof-ssa.c: Likewise.
9631 * cfgloop.c: Likewise.
9632 * system.h: Likewise.
9633 * tree-profile.c: Likewise.
9634 * cfgloop.h: Likewise.
9635 * c-gimplify.c: Likewise.
9636 * c-common.c: Likewise.
9637 * tree-vect-generic.c: Likewise.
9638 * tree-flow.h: Likewise.
9639 * c-common.h: Likewise.
9640 * basic-block.h: Likewise.
9641 * tree-ssa-structalias.c: Likewise.
9642 * tree-switch-conversion.c: Likewise.
9643 * tree-ssa-structalias.h: Likewise.
9644 * tree-cfg.c: Likewise.
9645 * passes.c: Likewise.
9646 * ipa-struct-reorg.c: Likewise.
9647 * ipa-struct-reorg.h: Likewise.
9648 * tree-ssa-reassoc.c: Likewise.
9649 * cfgrtl.c: Likewise.
9650 * varpool.c: Likewise.
9652 * tree-ssanames.c: Likewise.
9653 * tree-ssa-threadedge.c: Likewise.
9654 * langhooks-def.h: Likewise.
9655 * tree-ssa-operands.c: Likewise.
9656 * config/alpha/alpha.c: Likewise.
9657 * config/frv/frv.c: Likewise.
9658 * config/s390/s390.c: Likewise.
9659 * config/m32c/m32c.c: Likewise.
9660 * config/m32c/m32c-protos.h: Likewise.
9661 * config/spu/spu.c: Likewise.
9662 * config/sparc/sparc.c: Likewise.
9663 * config/i386/i386.c: Likewise.
9664 * config/sh/sh.c: Likewise.
9665 * config/xtensa/xtensa.c: Likewise.
9666 * config/stormy16/stormy16.c: Likewise.
9667 * config/ia64/ia64.c: Likewise.
9668 * config/rs6000/rs6000.c: Likewise.
9669 * config/pa/pa.c: Likewise.
9670 * config/mips/mips.c: Likewise.
9672 2008-07-28 Simon Baldwin <simonb@google.com>
9674 * c-pragma.c (handle_pragma_message): New function.
9675 (init_pragma): Register handle_pragma_message.
9676 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
9679 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
9681 PR tree-optimization/35252
9682 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
9683 REALPART_EXPR to be considered as same load operation.
9685 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
9687 PR tree-optimization/36830
9688 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
9689 (expressions_equal_p): Return false if only one operand is null.
9691 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
9693 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
9694 version requirements.
9696 2008-07-26 Olivier Hainque <hainque@adacore.com>
9698 * collect2.c (symkind): New enum. Symbol kinds we care about.
9699 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
9700 code and head comment accordingly.
9701 (scan_prog_file): Use symkind names instead of bare integers.
9703 2008-07-25 Jan Hubicka <jh@suse.cz>
9705 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
9707 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
9708 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
9709 * dojump.c (clear_pending_stack_adjust): Likewise.
9710 * print-tree.c (print_node): Ignore DECL_INLINE.
9711 * tree-inline.c (inlinable_function_p): Likewise.
9713 2008-07-25 Michael Meissner <gnu@the-meissners.org>
9715 * doc/extend.texi (hot attribute): Document that the hot attribute
9716 turns on -O3 for some ports.
9717 (cold attribute): Document that the cold attribute turns on -Os
9720 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
9721 reflect function specific option support.
9723 * target.h (struct target_option_hooks): Add fields to say whether
9724 the cold attribute implies -Os and the hot attribute implies -O3.
9726 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
9727 By default, do not turn on -Os for cold functions.
9728 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
9729 not turn on -O3 for hot functions.
9731 * c-common.c (handle_hot_attribute): Use target hook to determine
9732 if hot functions should enable -O3.
9733 (handle_cold_attribute): Use target hook to determine if cold
9734 functions should enable -Os.
9736 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
9737 (override_options): Move disable scheduling to
9738 optimization_options.
9739 (optimization_options): Disable scheduling here, not
9741 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9742 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9744 * config/ia64/ia64.c (ia64_override_options): Move setting
9745 scheduling flags to ia64_optimization_options.
9746 (ia64_optimization_options): Disable scheduling options here, and
9747 not in ia64_override_options.
9748 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9749 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9751 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
9754 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
9756 2008-07-25 Martin Jambor <mjambor@suse.cz>
9758 PR tree-optimization/36926
9759 * ipa-prop.c (ipa_analyze_call_uses): Call
9760 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
9762 2008-07-25 Joseph Myers <joseph@codesourcery.com>
9764 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9765 movv2si_internal): Add mem = reg alternative.
9767 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
9770 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
9771 DEFAULT_PCC_STRUCT_RETURN to 127.
9773 2008-07-24 Jan Hubicka <jh@suse.cz>
9775 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
9776 (build_cgraph_edges): Likewise.
9777 * cgraph.c (cgraph_node): Do not update assembler hash.
9778 (cgraph_remove_node): Drop non-unit-at-a-time code.
9779 * tree-pass.h (pass_O0_always_inline): Remove.
9780 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
9781 * toplev.c (process_options): Flag unit-at-a-time does not imply
9783 * cgraphunit.c: Update comments.
9784 (decide_is_function_needed): Drop non-unit-at-a-time mode.
9785 (cgraph_assemble_pending_functions): Remove.
9786 (cgraph_reset_node): Drop non-unit-at-a-time code.
9787 (cgraph_finalize_function): Likewise.
9788 (cgraph_analyze_function): Likewise.
9789 (cgraph_finalize_compilation_unit): Likewise.
9790 (cgraph_expand_function): Likewise.
9791 (cgraph_optimize): Likesise.
9792 (save_inline_function_body): Likewise.
9793 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
9794 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
9795 * ipa-inline.c: Update comments.
9796 (enum inlining_mode): remove INLINE_SPEED.
9797 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
9798 (cgraph_mark_inline_edge): Likewise.
9799 (try_inline): Likewise.
9800 (cgraph_decide_inlining_incrementally): Likewise.
9801 (cgraph_gate_inlining): Remove.
9802 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
9803 (cgraph_gate_early_inlining): Likewise.
9804 (gate_inline_passes): Remove.
9805 (pass_inline_parameters, pass_ipa_inline): Remove gates.
9806 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9807 pass_O0_always_inline): Remove.
9808 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
9809 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
9810 * opts.c (no_unit_at_a_time_default): Remove.
9811 (decode_options): Remove flag_unit_at_a_time reset and warning.
9812 * opts.h (no_unit_at_a_time_default): Remove.
9813 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
9814 early in GNU dialect.
9815 (merge_decls): Update comment; drop unit-at-a-time check.
9816 (finish_decl): Likewise.
9817 (grok_declaration): Remove flag_inline_trees code.
9818 (finish_functions): Return on function returning non-void on all
9820 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
9821 * cfgexpand.c (expand_one_static_var): Remove.
9822 (expand_one_var): Remove expand_one_static_var call.
9823 (expand_used_vars_for_block): Remove flag_unit_a_time check.
9824 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
9825 and flag_unit_at_a-time compatibility checks.
9826 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
9827 * tree-inline.c (flag_inline_trees): Remove.
9828 (inlinable_function_p): Don't check it.
9829 (expand_call_inline): Remove non-unit-at-a-time code.
9830 * tree-inline.h (flag_inline_trees): Remove.
9831 * tree-optimize.c (execute_early_local_optimizations): Remove
9832 unit-at-a-time checks.
9833 (tree_rest_of_compilation): Likewise.
9834 * combine.c (setup_incoming_promotions): Likewise.
9835 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
9836 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
9837 * passes.c (pass_inline_parameters): Update comments; remove
9838 O0_alwaysinline pass.
9839 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
9840 (execute_one_pass): Likewise.
9841 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
9842 (ix86_function_sseregparm): Likewise.
9843 * arm.c (arm_function_in_section_p): Likewise.
9844 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
9845 * varpool.c: Update comments.
9846 (decide_is_variable_needed): Remove unit-at-a-time checks.
9847 (varpool_finalize_decl): Likewise.
9849 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
9851 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
9853 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
9855 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
9857 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
9858 imp symbol extension.
9860 2008-07-23 Ian Lance Taylor <iant@google.com>
9862 * tree-vrp.c (infer_value_range): Ignore asm statements when
9863 looking for memory accesses for -fdelete-null-pointer-checks.
9865 2008-07-24 Ben Elliston <bje@au.ibm.com>
9867 * config/spu/spu-c.c (__vector_keyword): New variable.
9868 (vector_keyword): Likewise.
9869 (spu_categorize_keyword): New function.
9870 (spu_macro_to_expand): Likewise.
9871 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
9872 compiling an ISO C dialect.
9874 2008-07-24 Ben Elliston <bje@au.ibm.com>
9876 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
9879 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9881 * configure: Regenerate.
9882 * configure.ac: Require texinfo 4.7.
9883 * doc/install.texi: Document texinfo 4.7 requirement.
9885 2008-07-23 Martin Jambor <mjambor@suse.cz>
9887 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
9888 rather than for DECL_SAVED_TREE.
9889 * ipa-prop.c: Include diagnostic.h.
9890 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
9892 (ipa_detect_param_modifications): Function rewritten from scratch.
9893 (ipa_compute_jump_functions): Changed accesses to modification flags.
9894 (ipa_free_node_params_substructures): Update flags destruction.
9895 (ipa_node_duplication_hook): Update flags duplication.
9896 (ipa_print_all_params_modified): Updated flag access.
9897 * ipa-prop.h (struct ipa_param_flags): New structure.
9898 (struct ipa_node_params): New field modification_analysis_done,
9899 modified_flags changed into param_flags.
9900 (ipa_is_ith_param_modified): Changed to use new flags.
9901 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
9903 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
9904 ipa-cp.c and split into two functions.
9905 (ipa_print_node_jump_functions): New function.
9906 (compute_scalar_jump_functions): New function.
9907 (type_like_member_ptr_p): New function.
9908 (compute_pass_through_member_ptrs): New function.
9909 (fill_member_ptr_cst_jump_function): New function.
9910 (determine_cst_member_ptr): New function.
9911 (compute_cst_member_ptr_arguments): New function.
9912 (ipa_compute_jump_functions): Complete rewrite.
9913 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
9914 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
9915 (struct ipa_member_ptr_cst): New structure.
9916 (union jump_func_value): New field member_cst.
9917 * ipa-cp.c (ipcp_lat_is_insertable): New function.
9918 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
9919 jump function types.
9920 (ipcp_print_all_lattices): Slight fprintf rearrangement.
9921 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
9922 instead of ipcp_print_all_jump_functions.
9923 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
9924 only for replacable scalars.
9926 * doc/invoke.texi (Optimize options): Add description of
9927 -findirect-inlining.
9928 * common.opt (flag_indirect_inlining): New flag.
9929 * opts.c (decode_options): Set flag_indirect_inlining when
9932 * ipa-inline.c: Include ipa-prop.h.
9933 (inline_indirect_intraprocedural_analysis): New function.
9934 (inline_generate_summary): Allocate parameter and argument info
9935 structures, call inline_indirect_intraprocedural_analysis on each
9936 node when doing indirect inlining and deallocate indirect inlining
9937 data structures in the end.
9938 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
9939 (free_all_ipa_structures_after_iinln): New function.
9940 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
9942 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
9944 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
9945 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9946 of computing the frequency separately.
9947 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9948 of computing the frequency separately.
9949 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
9950 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
9951 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
9952 (ipa_get_stmt_member_ptr_load_param): New function.
9953 (ipa_is_ssa_with_stmt_def): New function.
9954 (ipa_note_param_call): New function.
9955 (ipa_analyze_call_uses): New function.
9956 (ipa_analyze_stmt_uses): New function.
9957 (ipa_analyze_params_uses): New function.
9958 (ipa_free_node_params_substructures): Also free the param_calls linked
9960 (ipa_node_duplication_hook): Also duplicate the param_calls
9962 (ipa_print_node_param_flags): New function.
9963 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
9964 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
9965 * ipa-prop.h (struct ipa_param_flags): New field called.
9966 (struct ipa_param_call_note): New structure.
9967 (struct ipa_node_params): New fields param_calls and
9969 (ipa_is_ith_param_called): New function.
9970 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
9971 ipa_analyze_params_uses and dump parameter flags.
9973 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
9974 ipa_propagate_indirect_call_infos if performing indirect inlining,
9975 pass a new parameter new_edges to it.
9976 (add_new_edges_to_heap): New fucntion.
9977 (cgraph_decide_inlining_of_small_functions): New vector
9978 new_indirect_edges for newly found indirect edges , call
9979 ipa_propagate_indirect_call_infos after inlining.
9980 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
9981 inlining if performing indirect inlining. Call
9982 free_all_ipa_structures_after_iinln when doing so too.
9983 (inline_generate_summary): Do not call
9984 free_all_ipa_structures_after_iinln here.
9985 * ipa-prop.c (update_jump_functions_after_inlining): New function.
9986 (print_edge_addition_message): New function.
9987 (update_call_notes_after_inlining): New function.
9988 (propagate_info_to_inlined_callees): New function.
9989 (ipa_propagate_indirect_call_infos): New function.
9990 * ipa-prop.h: Include cgraph.h
9991 (struct ipa_param_call_note): Fields reordered, new field processed.
9992 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
9994 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
9995 rediscovered call statements.
9996 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
9997 (dump_cgraph_node): Dump also the indirect_call flag.
9998 (cgraph_clone_edge): Copy also the indirect_call flag.
9999 * tree-inline.c (copy_bb): Do not check for fndecls from call
10000 expressions, check for edge availability when moving clones.
10001 (get_indirect_callee_fndecl): New function.
10002 (expand_call_inline): If callee declaration is not apprent from
10003 the statement, try calling get_indirect_callee_fndecl. Do not
10004 issue warnings or call sorry when not inlinings an indirect edge.
10005 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
10007 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
10008 bit more frandly to matching.
10009 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
10010 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
10011 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
10013 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10016 * opth-gen.awk: Suppress function specific features when building
10018 * optc-gen.awk: Ditto.
10020 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10023 * diagnostic.c (pedwarn): Add opt parameter.
10025 * c-tree.h (pedwarn_init): Add opt parameter.
10026 (pedwarn_c90): Likewise.
10027 (pedwarn_c99): Likewise.
10028 * c-errors.c (pedwarn_c99): Likewise.
10029 (pedwarn_c90): Likewise.
10030 * toplev.h (pedwarn): Update declaration.
10031 (pedwarn0): Declare.
10032 * c-lex.c: All calls to pedwarn changed.
10033 * builtins.c: All calls to pedwarn changed.
10034 * toplev.c: All calls to pedwarn changed.
10035 * c-decl.c: All calls to pedwarn changed.
10036 * c-typeck.c: All calls to pedwarn changed.
10037 * c-common.c: All calls to pedwarn changed.
10038 * c-parser.c: All calls to pedwarn changed.
10040 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10041 Karthik Kumar <karthikkumar@gmail.com>
10043 * attribs.c (file scope): Include c-common.h.
10044 (decl_attributes): Add support for #pragma GCC optimize and
10045 #pragma GCC option.
10047 * targhooks.c (default_can_inline_p): New function that is the
10048 default for the TARGET_CAN_INLINE_P target hook.
10050 * targhooks.h (default_can_inline_p): Add declaration.
10052 * tree.c (cl_optimization_node): New static tree for building
10053 OPTIMIZATION_NODE tree.
10054 (cl_target_option_node): New static tree for building
10055 TARGET_OPTION_NODE tree.
10056 (cl_option_hash_table): New hash table for hashing
10057 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10058 (cl_option_hash_hash): New function to provide the hash value for
10059 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10060 (cl_option_hash_eq): New function to provide an equality test for
10061 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10062 (tree_code_size): Add support for OPTIMIZATION_NODE and
10063 TARGET_OPTION_NODE trees.
10064 (tree_code_structure): Add support for OPTIMIZATION_NODE and
10065 TARGET_OPTION_NODE trees.
10066 (build_optimization_node): Build a tree that has all of the
10067 current optimization options.
10068 (build_target_option_node): Build a tree that has the target
10069 options that might be changed on a per function basis.
10071 * tree.h (file scope): Include options.h.
10072 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
10073 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10074 (TREE_OPTIMIZATION): Ditto.
10075 (TREE_TARGET_SPECIFIC): Ditto.
10076 (struct tree_function_decl): Add fields for remembering the
10077 current optimization options and target specific options.
10078 (struct tree_optimization_option): New tree variant that remembers
10079 the optimization options.
10080 (struct tree_target_option): New tree variant that remembers the
10081 target specific flags that might change for compiling a particular
10083 (union tree_node): Include tree_optimization_option and
10084 tree_target_option fields.
10085 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
10086 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
10087 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
10088 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
10089 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
10090 optimization and target options.
10091 (optimization_default_node): New macro to refer to global_trees
10093 (optimization_current_node): Ditto.
10094 (optimization_cold_node): Ditto.
10095 (optimization_hot_node): Ditto.
10096 (target_option_default_node): Ditto.
10097 (target_option_current_node): Ditto.
10098 (current_option_pragma): Ditto.
10099 (current_optimize_pragma): Ditto.
10101 * target.h (struct gcc_target): Add valid_option_attribute_p,
10102 target_option_save, target_option_restore, target_option_print,
10103 target_option_pragma_parse, and can_inline_p hooks.
10105 * toplev.h (parse_optimize_options): Add declaration.
10106 (fast_math_flags_struct_set_p): Ditto.
10108 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
10109 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
10112 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
10113 tree_can_inline_p hook to see if one function can inline another.
10114 (cgraph_decide_inlining): Ditto.
10115 (cgraph_decide_inlining_incrementally): Ditto.
10117 * opts.c (decode_options): Add support for running multiple times
10118 to allow functions with different target or optimization options
10119 than was specified on the command line.
10120 (fast_math_flags_struct_set_p): New function that is similar to
10121 fast_math_flags_set_p, except it uses the values in the
10122 cl_optimization structure instead of global variables.
10124 * optc-gen.awk: Add support for TargetSave to allow a back end to
10125 declare new fields that need to be saved when using function
10126 specific options. Include flags.h and target.h in the options.c
10127 source. Add support for Save to indicate which options can be set
10128 for individual functions. Generate cl_optimize_save,
10129 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
10130 cl_target_option_restore, cl_target_option_print functions to
10131 allow functions to use different optimization or target options.
10133 * opt-functions.awk (var_type_struct): Return the type used for
10134 storing the field in a structure.
10136 * opth-gen.awk: Add support for TargetSave to allow a back end to
10137 declare new fields that need to be saved when using function
10138 specific options. Add support for Save to indicate which options
10139 can be set for individual functions. Only generate one extern for
10140 Mask fields. Generate cl_optimization and cl_target_option
10141 structures to remember optimization and target options.
10143 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
10144 collecting new tree nodes.
10145 (TS_TARGET_OPTION): Ditto.
10147 * c-decl.c (merge_decls): Merge function specific target and
10148 optimization options.
10150 * function.c (invoke_set_current_function_hook): If the function
10151 uses different optimization options, change the global variables
10154 * coretypes.h (struct cl_optimization): Add forward reference.
10155 (struct cl_target_option): Ditto.
10157 * c-pragma.c (option_stack): New static vector to remember the
10158 current #pragma GCC option stack.
10159 (handle_pragma_option): New function to support #pragma GCC option
10160 to change target options.
10161 (optimize_stack): New static vector to remember the current
10162 #pragma GCC optimize stack.
10163 (handle_pragma_optimize): New function to support #pragma GCC
10164 optimize to change optimization options.
10165 (init_pragma): Add support for #pragma GCC optimize and #pragma
10168 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10169 optimization options.
10170 (TARGET_OPTION_NODE): New tree code for remembering certain target
10173 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10174 TARGET_OPTION_NODE trees.
10176 * common.opt (-O): Add Optimization flag.
10178 (-fmath-errno): Ditto.
10179 (-falign-functions): Add UInteger flag to make sure flag gets full
10180 int in cl_optimization structure.
10181 (-falign-jumps): Ditto.
10182 (-falign-labels): Ditto.
10183 (-falign-loops): Ditto.
10184 (-fsched-stalled-insns): Ditto.
10185 (-fsched-stalled-insns-dep): Ditto.
10187 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10189 (TARGET_OPTION_SAVE): Ditto.
10190 (TARGET_OPTION_RESTORE): Ditto.
10191 (TARGET_OPTION_PRINT): Ditto.
10192 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10193 (TARGET_CAN_INLINE_P): Ditto.
10194 (TARGET_INITIALIZER): Add new hooks.
10196 * tree-inline.c (tree_can_inline_p): New function to determine
10197 whether one function can inline another. Check if the functions
10198 use compatible optimization options, and also call the backend
10201 * tree-inline.h (tree_can_inline_p): Add declaration.
10203 * c-common.c (c_common_attribute): Add support for option and
10204 optimize attributes.
10205 (handle_option_attribute): Add support for the option attribute to
10206 allow the user to specify different target options for compiling a
10208 (handle_optimize_attribute): Add support for the optimize
10209 attribute to allow the user to specify different optimization
10210 options for compiling a specific function.
10211 (handle_hot_attribute): Turn on -O3 optimization for this one
10212 function if it isn't the default optimization level.
10213 (handle_cold_attribute): Turn on -Os optimization for this one
10214 function if it insn't the default optimization.
10215 (const_char_p): New const char * typedef.
10216 (optimize_args): New static vector to remember the optimization
10218 (parse_optimize_options): New function to set up the optimization
10219 arguments from either the optimize attribute or #pragma GCC optimize.
10221 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10222 (builtin_define_std): Ditto.
10224 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10225 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10226 (x86_64-*-*): Ditto.
10228 * Makefile.in (TREE_H): Add options.h.
10229 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10231 * doc/extend.texi (option attribute): Document new attribute.
10232 (optimize attribute): Ditto.
10233 (hot attribute): Document hot attribute sets -O3.
10234 (cold attribute): Document cold attribute sets -Os.
10235 (#pragma GCC option): Document new pragma.
10236 (#pragma GCC optimize): Ditto.
10238 * doc/options.texi (TargetSave): Document TargetSave syntax.
10239 (UInteger): Document UInteger must be used for certain flags.
10240 (Save): Document Save option to create target specific options
10241 that can be saved/restored on a function specific context.
10243 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10244 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10246 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10247 (TARGET_OPTION_SAVE): Ditto.
10248 (TARGET_OPTION_RESTORE): Ditto.
10249 (TARGET_OPTION_PRINT): Ditto.
10250 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10251 (TARGET_CAN_INLINE_P): Ditto.
10253 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10255 (-mfpmath=both): Ditto.
10257 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10258 Karthik Kumar <karthikkumar@gmail.com>
10260 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10261 (TARGET_POPCNT): Ditto.
10262 (TARGET_SAHF): Ditto.
10263 (TARGET_AES): Ditto.
10264 (TARGET_PCLMUL): Ditto.
10265 (TARGET_CMPXCHG16B): Ditto.
10266 (TARGET_RECIP): Move switch into target_flags.
10267 (TARGET_FUSED_MADD): Ditto.
10268 (ix86_arch_features): Make an unsigned char type.
10269 (ix86_tune_features): Ditto.
10270 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10271 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10272 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10274 * config/i386/i386.opt (arch): New TargetSave field to define
10275 fields that need to be saved for function specific option support.
10278 (branch_cost): Ditto.
10279 (ix86_isa_flags_explicit): Ditto.
10280 (tune_defaulted): Ditto.
10281 (arch_specified): Ditto.
10282 (-m128-long-double): Add Save flag to save option for target
10283 specific option support.
10285 (-maccumulate-outgoing-args): Ditto.
10286 (-malign-double): Ditto.
10287 (-malign-stringops): Ditto.
10288 (-mfancy-math-387): Ditto.
10289 (-mhard-float): Ditto.
10290 (-mieee-fp): Ditto.
10291 (-minline-all-stringops): Ditto.
10292 (-minline-stringops-dynamically): Ditto.
10293 (-mms-bitfields): Ditto.
10294 (-mno-align-stringops): Ditto.
10295 (-mno-fancy-math-387): Ditto.
10296 (-mno-push-args): Ditto.
10297 (-mno-red-zone): Ditto.
10298 (-mpush-args): Ditto.
10299 (-mred-zone): Ditto.
10301 (-msseregparm): Ditto.
10302 (-mstack-arg-probe): Ditto.
10314 (-mno-sse4): Ditto.
10317 (-mrecip): Move flag into target_flags.
10319 (-mno-fused-madd): Ditto.
10320 (-mfused-madd): Ditto.
10321 (-mabm): Move flag into ix86_isa_flags.
10328 * config/i386/i386-c.c: New file for #pragma support.
10329 (ix86_target_macros_internal): New function to #define or #undef
10330 target macros based when the user uses the #pragma GCC option to
10331 change target options.
10332 (ix86_pragma_option_parse): New function to add #pragma GCC option
10334 (ix86_target_macros): Move defining the target macros here from
10335 TARGET_CPU_CPP_BUILTINS in i386.h.
10336 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10337 defined, initialize any subtarget #pragmas.
10339 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10340 REGISTER_TARGET_PRAGMAS.
10342 * config/i386/t-i386: New file for x86 dependencies.
10343 (i386.o): Make dependencies mirror the include files used.
10344 (i386-c.o): New file, add dependencies.
10346 * config/i386/i386-protos.h (override_options): Add bool argument.
10347 (ix86_valid_option_attribute_tree): Add declaration.
10348 (ix86_target_macros): Ditto.
10349 (ix86_register_macros): Ditto.
10351 * config/i386/i386.c (ix86_tune_features): Move initialization of
10352 the target masks to initial_ix86_tune_features to allow functions
10353 to have different target options. Make type unsigned char,
10354 instead of unsigned int.
10355 (initial_ix86_tune_features): New static vector to hold processor
10356 masks for the tune variables.
10357 (ix86_arch_features): Move initialization of the target masks to
10358 initial_ix86_arch_features to allow functions to have different
10359 target options. Make type unsigned char, instead of unsigned int.
10360 (initial_ix86_arch_features): New static vector to hold processor
10361 masks for the arch variables.
10362 (enum ix86_function_specific_strings): New enum to describe the
10363 string options used for attribute((option(...))).
10364 (ix86_target_string): New function to return a string that
10365 describes the target options.
10366 (ix86_debug_options): New function to print the current options in
10368 (ix86_function_specific_save): New function hook to save the
10369 function specific global variables in the cl_target_option structure.
10370 (ix86_function_specific_restore): New function hook to restore the
10371 function specific variables from the cl_target_option structure to
10372 the global variables.
10373 (ix86_function_specific_print): New function hook to print the
10374 target specific options in the cl_target_option structure.
10375 (ix86_valid_option_attribute_p): New function hook to validate
10376 attribute((option(...))) arguments.
10377 (ix86_valid_option_attribute_tree): New function that is common
10378 code between attribute((option(...))) and #pragma GCC option
10379 support that parses the options and returns a tree holding the options.
10380 (ix86_valid_option_attribute_inner_p): New helper function for
10381 ix86_valid_option_attribute_tree.
10382 (ix86_can_inline_p): New function hook to decide if one function
10383 can inline another on a target specific basis.
10384 (ix86_set_current_function); New function hook to switch target
10385 options if the user used attribute((option(...))) or #pragma GCC
10387 (ix86_tune_defaulted): Move to static file scope from
10389 (ix86_arch_specified): Ditto.
10390 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10392 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10393 (OPTION_MASK_ISA_ABM_SET): Ditto.
10394 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10395 (OPTION_MASK_ISA_CX16_SET): Ditto.
10396 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10397 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10398 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10399 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10400 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10401 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10402 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10403 (struct ptt): Move to static file scope from override_options.
10404 (processor_target_table): Ditto.
10405 (cpu_names): Ditto.
10406 (ix86_handle_option): Add support for options that are now isa options.
10407 (override_options): Add support for declaring functions that
10408 support different target options than were specified on the
10409 command line. Move struct ptt, processor_target_table, cpu_names,
10410 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10411 Add bool argument. Fix up error messages so the appropriate error
10412 is given for either command line or attribute.
10413 (ix86_previous_fndecl): New static to remember previous function
10414 declaration to see if we need to change target options.
10415 (ix86_builtins_isa): New array to record the ISA of each builtin
10417 (def_builtin): Always create the builtin function, even if the
10418 current ISA doesn't support it.
10419 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10420 tests for those builtins.
10421 (ix86_init_builtins): Remove TARGET_MMX test for calling
10422 ix86_init_mmx_sse_builtins.
10423 (ix86_expand_builtin): If the current ISA doesn't support a given
10424 builtin, signal an error.
10425 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10426 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10427 (TARGET_OPTION_SAVE): Ditto.
10428 (TARGET_OPTION_RESTORE): Ditto.
10429 (TARGET_OPTION_PRINT): Ditto.
10430 (TARGET_CAN_INLINE_P): Ditto.
10432 2008-07-22 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
10434 * c-typeck.c (build_external_ref): Don't call assemble_external.
10435 * final.c (output_operand): Call assemble_external.
10437 2008-07-21 DJ Delorie <dj@redhat.com>
10439 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10440 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10442 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10444 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10445 original insn and splitter contents into ...
10446 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10447 flag_unsafe_math_optimizations. Add dummy scratch register.
10448 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10449 !flag_unsafe_math_optimizations. Returns number with next
10450 highest magnitude if this is still less or equal to the true
10451 quotient in magnitude.
10453 2008-07-21 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
10455 * Makefile.in: Replace toplev.h with TOPLEV_H.
10456 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10457 * c-lex.c (fe_file_change): Don't set in_system_header.
10458 * c-parser.c (c_token): Remove in_system_header.
10459 (c_lex_one_token): Don't set in_system_header.
10460 (c_parser_set_source_position_from_token): Don't set in_system_header.
10461 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10464 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10465 * flags.h (in_system_header): Remove.
10466 * function.c (saved_in_system_header): Remove.
10467 (push_cfun): Don't set in_system_header.
10468 (pop_cfun): Don't set in_system_header.
10469 (push_struct_function): Don't set in_system_header.
10470 * input.h (expanded_location): Add sysp.
10471 (in_system_header_at): New.
10472 (in_system_header): New.
10473 * toplev.c (in_system_header): Remove.
10474 * toplev.h: Include input.h
10476 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10477 * tree-ssa.c (warn_uninit): Call warning_at.
10478 (warn_uninitialized_var): Update calls to warn_uninit.
10479 (warn_uninitialized_phi): Update calls to warn_uninit.
10480 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10481 (expand_location): Initialize xloc.sysp.
10482 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10483 (tree_decl_with_vis): Remove in_system_header_flag.
10485 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10488 * recog.c (asm_operand_ok): Change the order of the extra
10489 memory constraint checks.
10491 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10494 * tree-switch-conversion.c (build_one_array): Call
10495 varpool_mark_needed_node and varpool_finalize_decl
10496 instead of assemble_variable.
10498 2008-07-19 Jan Hubicka <jh@suse.cz>
10500 * cgraph.c (cgraph_add_new_function): Do early local passes.
10501 * tree-nrv.c (gate_pass_return_slot): New gate.
10502 (pass_nrv): Add the gate.
10503 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10505 (coalesce_ssa_name): Coalesce SSA names.
10506 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10507 not optimizing so unused user vars remains visible.
10508 * common.opt (flag_tree_ter): Always enable by default.
10509 * tree-ssa-ter.c: Include flags.h
10510 (is_replaceable_p): Check that locations match; when aliasing
10511 is missing be conservative about loads.
10512 * tree-optimize.c (gate_init_datastructures): Remove.
10513 (pass_init_datastructures): New.
10514 * passes.c: Reorder passes so we always go into SSA.
10516 2008-07-19 Jan Hubicka <jh@suse.cz>
10518 * doc/extend.texi (flatten attribute): Remove note about
10520 * doc/invoke.texi (--combine): Likewise.
10521 (-finline-functions-called-once): Update levels when enabled.
10522 (-funit-at-a-time): Document new behaviour.
10523 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10524 -fno-section-anchors when disabled explicitly.
10525 (inline params): They are not ignored now.
10526 (precompiled headers): Remove unit-at-a-time as being incompatible.
10527 * opts.c (decode_options): Handle unit-at-a-time as alias;
10528 imply -fno-section-anchors when toplevel reorder is disabled
10530 * common.opt (ftoplevel-reorder): Set default value to 2.
10531 (funit-at-a-time): Set default value to 1.
10532 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10535 2008-07-19 Jan Hubicka <jh@suse.cz>
10537 * builtins.c (expand_builtin_int_roundingfn,
10538 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10541 2008-07-19 Richard Guenther <rguenther@suse.de>
10544 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10545 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10546 * tree-ssa-pre.c (get_expr_value_id): For newly created
10547 constant value-ids make sure to add the expression to its
10550 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10552 PR middle-end/36877
10553 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10554 return value of the builtin is ignored.
10556 2008-07-19 Olivier Hainque <hainque@adacore.com>
10558 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10559 bits, a C conformant malloc implementation has to provide.
10560 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10562 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10566 * reload.c (find_reloads_subreg_address): Only reload address if
10567 reloaded == 0, not for reloaded != 1.
10570 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10571 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10572 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10573 m32c_legitimize_reload_address.
10575 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10576 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10577 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10579 2008-07-19 Olivier Hainque <hainque@adacore.com>
10581 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
10582 argument, saying whether nested array are to be collapsed
10583 into a single array type DIE with multiple subscripts.
10584 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
10585 issues, centralize the nested array types collapsing control and
10586 disable the transformation for Ada.
10588 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
10591 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
10593 (x86_64_shift_adj_2): New expander.
10594 (x86_64_shift_adj_3): Ditto.
10595 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
10596 to split TImode operands.
10597 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
10598 (ix86_split_lshr): Ditto.
10600 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
10602 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
10603 and __CHAR32_TYPE__.
10604 * c-typeck.c (digest_init): Support char16_t and char32_t.
10605 (set_nonincremental_init_from_string): Idem.
10607 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10609 PR middle-end/36859
10610 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
10611 PREFERRED_STACK_BOUNDARY.
10612 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10614 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10616 PR middle-end/36858
10617 * function.c (locate_and_pad_parm): Cap boundary earlier.
10619 2008-07-17 Julian Brown <julian@codesourcery.com>
10621 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
10622 no-op for targets which don't use DLLs.
10624 2008-07-17 Martin Jambor <mjambor@suse.cz>
10626 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
10627 that nodes are relevant by examining the node->analyzed flag.
10628 (ipcp_init_stage): Check which nodes are relevant, assert that the
10629 relevant ones are also required.
10630 (ipcp_propagate_stage): Check on the side arrays are properly
10632 (ipcp_print_all_jump_functions): Make sure not to touch any node
10633 that is not analyzed or an edge that does not have a corresponding
10634 entry in the on-the-side vectors.
10635 (ipcp_function_scale_print): Likewise.
10636 (ipcp_update_callgraph): Check that the node is relevant.
10637 (ipcp_insert_stage): Check that the node is relevant. Check there is
10638 an info for every node and edge.
10639 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
10640 (ipa_print_all_tree_maps): Likewise and a new variable info.
10641 (ipa_print_all_params_modified): Likewise.
10642 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
10644 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
10647 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
10649 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
10651 PR rtl-optimization/36753
10652 * fwprop.c (use_killed_between): Don't shortcut
10653 single-definition global registers.
10655 2008-07-16 Jan Hubicka <jh@suse.cz>
10657 * cgraph.h (varpool_empty_needed_queue): Declare.
10658 * cgraphunit.c (output_in_order): Mark all variables as needed;
10660 * varpool.c (varpool_assemble_node): Update debug queue.
10661 (varpool_assemble_pending_decls): Don't do it here.
10662 (varpool_empty_needed_queue): New function.
10664 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10666 * recog.c (peephole2_optimize): Fix formatting.
10668 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10670 * c-pch.c (get_ident): Avoid C++ keywords.
10671 * combine-stack-adj.c (single_set_for_csa): Likewise.
10672 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
10673 output_asm_insn): Likewise.
10674 * reload.c (push_secondary_reload, find_reusable_reload,
10675 push_reload, combine_reloads, find_reloads,
10676 debug_reload_to_stream): Likewise.
10677 * reload.h (struct reload): Likewise.
10678 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
10679 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
10680 emit_output_reload_insns): Likewise.
10681 * targhooks.c (default_secondary_reload): Likewise.
10682 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
10684 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10686 * recog.c (validate_change_1, validate_change,
10687 validate_unshare_change, validate_replace_rtx_1, struct
10688 funny_match, constrain_operands, peephole2_optimize): Avoid C++
10690 * reload.c (push_secondary_reload, secondary_reload_class,
10691 scratch_reload_class, find_valid_class, find_reusable_reload,
10692 push_reload, find_dummy_reload, find_reloads_address_1,
10693 find_reloads_address_part, find_equiv_reg): Likewise.
10694 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
10695 choose_reload_regs): Likewise.
10696 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
10698 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
10699 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10700 * sched-rgn.c (concat_INSN_LIST): Likewise.
10701 * stor-layout.c (mode_for_size, mode_for_size_tree,
10702 smallest_mode_for_size): Likewise.
10704 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10706 * cfg.c (dump_reg_info): Avoid C++ keywords.
10707 * dwarf2asm.c (dw2_force_const_mem,
10708 dw2_asm_output_encoded_addr_rtx): Likewise.
10709 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
10710 * expmed.c (expand_shift): Likewise.
10711 * global.c (find_reg): Likewise.
10712 * graph.c (draw_edge): Likewise.
10713 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
10714 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
10715 widen_clz, widen_bswap, expand_parity, expand_unop,
10716 emit_cmp_and_jump_insn_1): Likewise.
10717 * postreload.c (reload_cse_simplify_operands): Likewise.
10718 * ra.h (add_neighbor): Likewise.
10719 * reg-stack.c (remove_regno_note, change_stack): Likewise.
10720 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
10721 record_reg_classes, copy_cost, record_address_regs,
10722 invalid_mode_change_p): Likewise.
10723 * regrename.c (regrename_optimize, scan_rtx_reg,
10724 dump_def_use_chain, find_oldest_value_reg,
10725 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
10727 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10729 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
10730 MASK_POWERPC64 for power4 in previous commit.
10732 2008-07-16 Olivier Hainque <hainque@adacore.com>
10734 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
10735 instead of bare conversion to cast const-ness away.
10737 2008-07-16 Anatoly Sokolov <aesok@post.ru>
10739 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
10740 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
10741 * config/xtensa/xtensa.c (xtensa_function_value): New function.
10742 (TARGET_FUNCTION_VALUE): Define.
10744 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10746 * config/rs6000/rs6000.c (processor_target_table): Add
10747 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
10749 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10752 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10753 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10754 m32c_legitimize_reload_address.
10756 2007-07-16 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
10758 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
10759 DECL_IN_SYSTEM_HEADER in sync.
10761 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
10763 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
10764 * tree-ssa-pre.c (pre_expr_eq): Ditto
10765 (get_constant_for_value_id): Take a type as an argument.
10766 (fully_constant_expression): Pass in type.
10767 (find_or_generate_expression): Short circuit constant case.
10768 (create_expression_by_pieces): Remove special casing of
10770 (do_regular_insertion): Short circuit constant case.
10771 (do_partial_partial_insertion): Ditto.
10773 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10776 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
10778 2008-07-15 Bob Wilson <bob.wilson@acm.org>
10780 * config/xtensa/libgcc-xtensa.ver: New file.
10781 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
10783 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10785 * df-problems.c (df_set_note): Avoid C++ keywords.
10786 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
10787 * dse.c (record_store, remove_useless_values): Likewise.
10788 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
10789 gen_reg_rtx_offset, operand_subword, change_address_1,
10790 change_address, adjust_address_1, offset_address,
10791 widen_memory_access, emit_copy_of_insn_after): Likewise.
10792 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
10793 * fwprop.c (should_replace_address, propagate_rtx_1,
10794 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
10796 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
10797 gcse_emit_move_after, update_ld_motion_stores): Likewise.
10798 * lcm.c (compute_insert_delete, pre_edge_lcm,
10799 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
10800 * lower-subreg.c (resolve_reg_notes): Likewise.
10801 * mode-switching.c (optimize_mode_switching): Likewise.
10803 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10805 * bt-load.c (add_btr_def, migrate_btr_def,
10806 branch_target_load_optimize): Avoid C++ keywords.
10807 * caller-save.c (insert_restore, insert_save, insert_one_insn):
10809 * combine.c (subst, simplify_set, make_extraction,
10810 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
10811 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
10812 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
10814 2008-07-15 Richard Guenther <rguenther@suse.de>
10816 PR middle-end/36369
10817 * c-common.c (strict_aliasing_warning): Do not warn for
10818 TYPE_REF_CAN_ALIAS_ALL pointers.
10819 (c_common_get_alias_set): may_alias types are not special.
10820 * tree.c (build_pointer_type_for_mode): Look up the may_alias
10821 attribute and set can_ref_all accordingly.
10822 (build_reference_type_for_mode): Likewise.
10823 * doc/extend.texi (may_alias): Clarify.
10825 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10828 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10829 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10831 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10834 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
10835 gcc_assert, instead call output_operand_lossage.
10837 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
10839 * builtins.c (std_canonical_va_list): Treat structure based
10842 2008-07-15 Ben Elliston <bje@au.ibm.com>
10844 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
10846 2007-07-14 Rafael Ã
\83Â
\81vila de EspÃ
\83Ândola <espindola@google.com>
10848 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
10851 2008-07-14 Jan Hubicka <jh@suse.cz>
10853 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
10854 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
10855 fix predicates and constraints.
10856 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
10857 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
10859 2008-07-14 Doug Kwan <dougkwan@google.com>
10861 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
10862 additional option file arm/eabi.opt.
10863 * config/arm/eabi.h (File): New configuration file for EABI targets.
10864 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
10865 SUBSUBTARGET_EXTRA_SPECS.
10866 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
10867 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
10868 from STARTFILE_SPEC so that it can be referenced in an override.
10869 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
10870 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
10871 can be referenced in an override.
10872 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
10873 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
10874 so that it can be referenced in an override.
10875 (LINK_SPEC): Use BPABI_LINK_SPEC.
10876 * config/arm/eabi.opt (File): New.
10878 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10880 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
10881 (FIXED_VALUE_H): New variable.
10882 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
10883 input.h, fixed-value.h.
10884 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
10885 (BASIC_BLOCK_H): Use $(BITMAP_H).
10886 (FUNCTION_H): Add varray.h.
10887 (IPA_REFERENCE_H): Use $(BITMAP_H).
10888 (CGRAPH_H): Add $(BASIC_BLOCK_H).
10889 (DF_H): Use $(BITMAP_H).
10890 (GGC_H): Add statistics.h.
10891 (INSN_ADDR_H): New.
10892 (INSN_ATTR_H): Use it.
10893 (SYSTEM_H): Add safe-ctype.h, filenames.h.
10895 (SYMTAB_H): Add $(OBSTACK_H).
10896 (CPP_INTERNAL_H): New.
10897 (TREE_DUMP_H): Add tree-pass.h.
10898 (TREE_FLOW_H): Use $(BITMAP_H)
10899 (PRETTY_PRINT_H): Use $(INPUT_H).
10900 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
10903 (many object files): Fix lots of header dependencies throughout.
10905 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10907 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
10909 (s-gtyp-input): Use them to write tmp-gi.list.
10910 (echo_to_gi.list): Remove.
10912 2008-07-14 Richard Guenther <rguenther@suse.de>
10914 * tree-ssa-sccvn.c (pre_info): Remove.
10915 (switch_to_PRE_table): Likewise.
10916 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
10917 (set_hashtable_value_ids): Do not create value-ids for the
10919 (run_scc_vn): Remove double test. Remove bogus special-case
10920 in value-number printing.
10921 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
10922 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
10924 * tree-flow-inline.h (get_value_handle): Remove.
10925 * tree-flow.h (get_value_handle): Remove.
10927 2008-07-14 Martin Jambor <mjambor@suse.cz>
10929 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
10930 in which we generate arithmetics is not a subrange.
10932 2008-07-14 Martin Jambor <mjambor@suse.cz>
10934 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
10936 2008-07-14 Richard Guenther <rguenther@suse.de>
10938 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
10940 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
10943 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
10944 reload for symbol refs moved to r0 with -fPIC.
10945 (legitimize_pic_address): Use the target register as temporary
10947 (emit_symbolic_move): Adjust comment.
10948 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
10951 2008-07-14 Ben Elliston <bje@au.ibm.com>
10953 * c-common.h (C_CPP_HASHNODE): New macro.
10954 * coretypes.h (struct cpp_token): Forward declare.
10955 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10956 the context-sensitive keyword method.
10957 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
10958 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
10959 expand_bool_pixel): New.
10960 (altivec_categorize_keyword): New function.
10961 (init_vector_keywords): New function.
10962 (rs6000_macro_to_expand): Likewise.
10963 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
10964 compiling an ISO C dialect.
10966 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
10968 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
10969 (create_expression_by_pieces): Fix typo.
10970 (do_regular_insertion): Use debug counter here too.
10972 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
10975 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
10976 CONST_OK_FOR_LETTER_P. All port-local users changed.
10977 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
10978 implement Kp matching power-of-two.
10979 (CONSTRAINT_LEN): Define to match.
10980 * config/cris/cris.md: Replace all use of constraint K with Kc.
10981 ("*btst*): Use Kp for operand 0 of last alternative.
10983 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10986 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
10989 2008-07-13 Jan Hubicka <jh@suse.cz>
10991 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
10994 2008-07-13 Richard Guenther <rguenther@suse.de>
10996 PR middle-end/36811
10997 * langhooks.c (lhd_print_error_function): Deal with recursive
11000 2008-07-12 Jan Hubicka <jh@suse.cz>
11002 * cgraph.c (assembler_name_hash): New static var.
11003 (hash_node_by_assembler_name, eq_assembler_name): New.
11004 (cgraph_node_for_asm): Use hashtable.
11005 (cgraph_remove_node): Maintain hashtable.
11006 (change_decl_assembler_name): Sanity check that names are not changing
11007 after aliasing was processed.
11008 * cgraph.h (varpoon_node): Add next GGC marker.
11009 * tree.c (decl_assembler_name_equal): Constify.
11010 (decl_assembler_name_hash): New.
11011 * tree.h (decl_assembler_name_equal): Constify.
11012 (decl_assembler_name_hash): Update.
11014 2008-07-12 David Daney <ddaney@avtrex.com>
11016 * config/mips/driver-native.c (host_detect_local_cpu): Handle
11017 sb1 and r5000 cpus.
11019 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
11021 * doc/md.texi: Document the MIPS "v" constraint.
11022 * config/mips/mips.h (reg_class): Revert last change.
11023 (REG_CLASS_NAMES): Likewise.
11024 (REG_CLASS_CONTENTS): Likewise.
11025 * config/mips/mips.c (mips_regno_to_class): Likewise.
11026 * config/mips/constraints.md (v): Likewise, but add documentation.
11027 Add a comment to say that this constraint should not be used in
11030 2008-07-11 DJ Delorie <dj@redhat.com>
11032 * config/h8300/h8300.md (length): Fix branch offset limit.
11034 2008-07-11 Anatoly Sokolov <aesok@post.ru>
11036 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
11037 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
11038 (avr_hard_regno_scratch_ok): New function.
11039 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11040 * config/avr/avr.md (all peepholes that request a scratch register):
11041 Remove avr_peep2_scratch_safe use.
11043 2008-07-11 Tom Tromey <tromey@redhat.com>
11044 Ian Lance Taylor <iant@google.com>
11046 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
11047 (struct c_common_resword): Define.
11048 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
11049 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
11050 (c_common_reswords, num_c_common_reswords): Declare.
11051 * c-common.c (c_common_reswords): New global const array.
11052 (num_c_common_reswords): New const int.
11053 * c-parser.c (struct resword, reswords): Don't define.
11054 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
11055 (c_parse_init): Clarify mask code. Use c_common_reswords rather
11056 than reswords. If warning about C++ keywords, give them a special
11058 (c_lex_one_token): Warn about C++ keywords. Call
11059 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
11060 (c_parser_external_declaration): Look for RID_xxx rather than
11061 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
11062 (c_parser_statement_after_labels): Likewise.
11063 (c_parser_objc_class_instance_variables): Likewise.
11064 (c_parser_objc_class_declaration): Likewise.
11065 (c_parser_objc_try_catch_statement): Likewise.
11066 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
11067 (declspecs_add_type): Likewise.
11069 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
11071 * ggc-page.c (alloc_page):
11072 Substituting xmalloc, xcalloc with
11073 XNEWVEC and XCNEWVAR macros which add the
11076 2008-07-11 Richard Guenther <rguenther@suse.de>
11078 PR tree-optimization/36765
11079 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
11080 aliases from HEAP vars to SMTs.
11082 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11084 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
11085 * configure.ac (loose_warn): Move -Wc++-compat from here...
11086 (strict_warn): ...to here.
11087 * configure: Regenerate.
11089 2008-07-10 Joseph Myers <joseph@codesourcery.com>
11091 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
11092 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
11093 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
11094 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
11095 excluding more specific h8300-*-* and sh-*-* targets.
11097 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
11099 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
11100 (eliminate): Ditto.
11101 (execute_pre): Call loop_optimizer_finalize in early exit.
11103 2008-07-10 Jakub Jelinek <jakub@redhat.com>
11105 PR middle-end/36790
11106 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
11107 uids in the bitmap, not just VAR_DECL uids.
11109 PR rtl-optimization/36419
11110 * combine-stack-adj.c (adjust_frame_related_expr): New function.
11111 (combine_stack_adjustments_for_block): Call it if needed. Delete
11113 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
11114 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
11115 prologue sp adjustment.
11117 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
11120 * opts.c (print_ignored_options): Report postponed diagnostics for
11121 unknown -Wno-* options as warnings, not errors.
11122 (postpone_unknown_option_error): Renamed to...
11123 (postpone_unknown_option_warning): ... this.
11125 2008-07-09 Doug Kwan <dougkwan@google.com>
11128 2008-07-08 Doug Kwan <dougkwan@google.com>
11130 * config/arm/arm.opt (mandroid): New option.
11131 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11132 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11134 (CC1PLUS_SPEC): Same.
11136 (STARTFILE_SPEC): Same.
11137 (ENDFILE_SPEC): Same.
11138 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11141 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
11144 * config/mips/mips.h (reg_class): Remove V1_REG.
11145 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11146 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
11147 instead of V1_REGS.
11148 (mips_get_tp): New function.
11149 (mips_legitimize_tls_address): Use it.
11150 * config/mips/constraints.md (v): Delete.
11151 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11152 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11153 After reload, split into a move and ...
11154 (*tls_get_tp_<mode>_split): ...this new instruction.
11156 2008-07-09 David Daney <ddaney@avtrex.com>
11158 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11160 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11162 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11163 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11165 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11166 htab_delete should be called. Don't free c.
11167 (lookup_tmp_var): Create temp_htab lazily.
11168 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11169 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11171 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11172 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11173 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11174 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11175 * tree-sra.c (generate_element_init): Likewise.
11176 * tree-mudflap.c (execute_mudflap_function_ops,
11177 execute_mudflap_function_decls): Likewise.
11178 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11179 * tree-gimple.h (struct gimplify_ctx): New type.
11180 (push_gimplify_context): Adjust prototype.
11182 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11184 * tree-ssa-pre.c (phi_translate_1): Update placement of
11185 add_to_value calls.
11187 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11189 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11190 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11191 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11192 * targhooks.c (default_hard_regno_scratch_ok): New function.
11193 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11194 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11195 * recog.c: Include "target.h".
11196 (peep2_find_free_register): Add check for global regs. Add target
11198 * Makefile.in (recog.o): Depend on target.h.
11200 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11202 * config/sh/sh.c (sh_canonical_va_list_type): New.
11203 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11205 2008-07-09 Raksit Ashok <raksit@google.com>
11207 * doc/invoke.texi (Option Summary): Mention new option
11208 -Wdisallowed-function-list=...
11209 (Warning Options): Document -Wdisallowed-function-list=...
11210 * common.opt (Wdisallowed-function-list=): New flag.
11211 * flags.h (warn_disallowed_functions): External definition of new
11212 boolean warning flag.
11213 (warn_if_disallowed_function_p): Declare new function.
11214 * opts.c (warning_disallowed_functions): New static variable.
11215 (warn_disallowed_functions): New boolean warning flag.
11216 (warn_if_disallowed_function_p): New function.
11217 (add_comma_separated_to_vector): Rename
11218 add_instrument_functions_exclude_list to this.
11219 (common_handle_option): Handle new option. Rename calls to
11220 add_instrument_functions_exclude_list into calls to
11221 add_comma_separated_to_vector.
11222 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11223 based on flag warn_disallowed_functions.
11225 2008-07-09 Christian Bruel <christian.bruel@st.com>
11227 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11228 instead of get_attr_length.
11230 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11232 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11234 * genemit.c (gen_insn): Likewise.
11235 * gengtype.c (note_def_vec): Likewise.
11236 * gengtype.h (note_def_vec): Likewise.
11237 * genoutput.c (struct data, output_insn_data, process_template,
11238 gen_expand, gen_split, note_constraint): Likewise.
11239 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11240 make_insn_sequence): Likewise.
11241 * gensupport.c (record_insn_name): Likewise.
11243 2008-07-08 Doug Kwan <dougkwan@google.com>
11245 * config/arm/arm.opt (mandroid): New option.
11246 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11247 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11249 (CC1PLUS_SPEC): Same.
11251 (STARTFILE_SPEC): Same.
11252 (ENDFILE_SPEC): Same.
11253 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11256 2008-07-08 Raksit Ashok <raksit@google.com>
11258 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11259 (set_storage_via_setmem): Fix expected_align parameter.
11260 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11261 missing from the list.
11262 * doc/md.texi (movmem): Explicitly state that expected alignment is
11263 to be expressed in bytes.
11264 (setmem): Explicitly state that expected alignment is to be expressed
11267 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11269 * reload.c (find_reloads_subreg_address): Do not require validity
11270 of address in original mode before reloading address.
11272 2008-07-07 Tianwei Sheng <tianweis@google.com>
11274 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11275 bounds array access.
11277 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11279 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11281 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11283 Fix PR tree-optimization/23455
11284 Fix PR tree-optimization/35286
11285 Fix PR tree-optimization/35287
11286 * Makefile.in (OBJS-common): Remove tree-vn.o.
11287 (tree-vn.o): Remove.
11288 * dbgcnt.def: Add treepre_insert debug counter.
11289 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11290 (debug_value_expressions): Ditto.
11291 (print_value_expressions): Ditto.
11292 * tree-pretty-print.c (dump_generic_node): Updated for
11293 VALUE_HANDLE removal.
11294 * tree-ssa-dom.c (record_equality): Ditto.
11295 (cprop_operand): Ditto.
11296 (lookup_avail_expr): Ditto.
11297 * tree-ssa-threadedge.c
11298 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11299 (simplify_control_stmt_condition): Ditto.
11300 * tree.c (tree_code_size): Ditto.
11301 (tree_node_structure): Ditto.
11302 (iterative_hash_expr): Ditto.
11304 * tree.h (VALUE_HANDLE_ID): Ditto.
11305 (VALUE_HANDLE_EXPR_SET): Ditto.
11306 (struct tree_value_handle): Ditto.
11307 (union tree_node): Ditto.
11308 * treestruct.def: Ditto.
11309 * tree-vn.c: Removed.
11310 * tree-ssa-pre.c: Rewritten entirely.
11311 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11312 (constant_value_ids): Ditto.
11313 (vn_nary_op_t): Moved to header.
11315 (vn_reference_op_t): Ditto
11316 (vn_reference_t): Ditto.
11317 (next_value_id): New variable.
11318 (VN_INFO): Add an assert.
11319 (vn_constant_eq): New function.
11320 (vn_constant_hash): Ditto.
11321 (get_or_alloc_constant_value_id): Ditto.
11322 (value_id_constant_p): Ditto.
11323 (vn_reference_compute_hash): De-staticify.
11324 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11325 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11326 (valueize_refs): Update opcode if it changes from ssa name to constant.
11327 (vn_reference_lookup_1): Add new argument.
11328 (vn_reference_lookup): Ditto.
11329 (vn_reference_lookup_pieces): New function.
11330 (vn_reference_insert): Add return type. Modify to deal with value ids.
11331 (vn_reference_insert_pieces): New function.
11332 (vn_nary_op_compute_hash): De-staticify.
11333 (vn_nary_op_eq): Ditto.
11334 (vn_nary_op_lookup_pieces): New function.
11335 (vn_nary_op_lookup): Add new argument.
11336 (vn_nary_op_insert_pieces): New function.
11337 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11338 (vn_phi_insert): Ditto.
11339 (visit_unary_op): Update for callee changes.
11340 (visit_binary_op): Ditto.
11341 (visit_reference_op_load): Ditto.
11342 (visit_reference_op_store): Ditto.
11343 (init_scc_vn): Init next_value_id, constant_to_value_id and
11344 constant_value_ids.
11345 (free_scc_vn): Free them.
11346 (set_hashtable_value_ids): New function.
11347 (run_scc_vn): Use it.
11348 (get_max_value_id): New function.
11349 (get_next_value_id): Ditto.
11350 (expressions_equal_p): Moved from tree-vn.c
11351 (sort_vuses): Ditto.
11352 (sort_vuses_heap): Ditto.
11353 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11355 * tree.c (iterative_hash_hashval_t): Made non-static
11356 * tree.h (iterative_hash_hashval_t): Declare it.
11358 2008-07-08 Martin Jambor <mjambor@suse.cz>
11360 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11361 instead of ipa_create_node_params.
11362 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11363 ipa_check_create_edge_args, free them with
11364 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11366 * ipa-prop.c: Include flags.h and tree-inline.h.
11367 (ipa_node_params_vector): New variable.
11368 (ipa_edge_args_vector): New variable.
11369 (edge_removal_hook_holder): New variable.
11370 (node_removal_hook_holder): New variable.
11371 (edge_duplication_hook_holder): New variable.
11372 (node_duplication_hook_holder): New variable.
11373 (ipa_detect_param_modifications): Check for presence of modified flags.
11374 (ipa_compute_jump_functions): Check for presence of jump functions.
11375 (ipa_free_edge_args_substructures): New function.
11376 (ipa_create_node_params): Removed.
11377 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11378 (ipa_free_node_params_substructures): New function.
11379 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11381 (ipa_edge_removal_hook): New function.
11382 (ipa_node_removal_hook): New function.
11383 (duplicate_array): New function.
11384 (ipa_edge_duplication_hook): New function.
11385 (ipa_node_duplication_hook): New function.
11386 (ipa_register_cgraph_hooks): New function.
11387 (ipa_unregister_cgraph_hooks): New function.
11388 (free_all_ipa_structures_after_ipa_cp): New function.
11390 * ipa-prop.h: Include vec.h.
11391 (ipa_node_params_t): New typedef with vector types for it.
11392 (ipa_edge_args_t): New typedef with vector types for it.
11393 (IPA_NODE_REF): Changed to access an on-the-side vector.
11394 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11395 (ipa_check_create_node_params): New function.
11396 (ipa_check_create_edge_args): New function.
11398 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11401 2008-07-07 Tom Tromey <tromey@redhat.com>
11403 * configure, config.in: Rebuilt.
11404 * configure.ac: Don't check for scandir or alphasort.
11406 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11408 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11409 types immediately after creating them.
11411 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11413 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11415 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11417 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11418 dump_constraint_graph.
11419 (dump_constraint_edge): New function.
11420 (dump_constraint_graph): New function.
11421 (debug_constraint_graph): New function.
11422 (dump_constraint): Removed useless comparison.
11423 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11424 (dump_constraint_graph): Declare.
11425 (debug_constraint_graph): Declare.
11426 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11428 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11430 * config/i386/i386.c (is_va_list_char_pointer): New.
11431 (ix86_va_start): Replace compare with ms_va_list_type_node
11432 by is_va_list_char_pointer.
11433 (ix86_gimplify_va_arg): Likewise.
11435 2008-07-07 Martin Jambor <mjambor@suse.cz>
11437 * cgraph.c (cgraph_edge_max_uid): New variable.
11438 (struct cgraph_edge_hook_list): New type.
11439 (struct cgraph_node_hook_list): New type.
11440 (struct cgraph_2edge_hook_list): New type.
11441 (struct cgraph_2node_hook_list): New type.
11442 (first_cgraph_edge_removal_hook): New variable.
11443 (first_cgraph_node_removal_hook): New variable.
11444 (first_cgraph_edge_duplicated_hook): New variable.
11445 (first_cgraph_node_duplicated_hook): New variable.
11446 (cgraph_add_edge_removal_hook): New function.
11447 (cgraph_remove_edge_removal_hook): New function.
11448 (cgraph_call_edge_removal_hooks): New function.
11449 (cgraph_add_node_removal_hook): New function.
11450 (cgraph_remove_node_removal_hook): New function.
11451 (cgraph_call_node_removal_hooks): New function.
11452 (cgraph_add_edge_duplication_hook): New function.
11453 (cgraph_remove_edge_duplication_hook): New function.
11454 (cgraph_call_edge_duplication_hooks): New function.
11455 (cgraph_add_node_duplication_hook): New function.
11456 (cgraph_remove_node_duplication_hook): New function.
11457 (cgraph_call_node_duplication_hooks): New function.
11458 (cgraph_create_edge): Assign to edge uid.
11459 (cgraph_remove_edge): Call edge removal hooks.
11460 (cgraph_node_remove_callees): Call edge removal hooks.
11461 (cgraph_node_remove_callers): Call edge removal hooks.
11462 (cgraph_remove_node): Call node removal hooks.
11463 (cgraph_clone_edge): Call edge duplication hooks.
11464 (cgraph_clone_node): Call node duplication hooks.
11466 * cgraph.h (cgraph_edge): New field uid.
11467 (cgraph_edge_hook): New type.
11468 (cgraph_node_hook): New type.
11469 (cgraph_2edge_hook): New type.
11470 (cgraph_2node_hook): New type.
11472 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11474 * config.in: Regenerate.
11476 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11478 * gcc.c (print_sysroot): New.
11479 (option_map, display_help, process_command): Handle the
11480 -print-sysroot option.
11481 (main): Print the sysroot if requested.
11482 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11484 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11487 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11489 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11491 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11492 (assign_parm_setup_block_p): Also check mode of entry_parm.
11494 2008-07-07 Richard Guenther <rguenther@suse.de>
11496 * tree-ssa-structalias.h (set_used_smts): Remove.
11497 * tree-ssa-structalias.c (used_smts): Likewise.
11498 (set_used_smts): Likewise.
11499 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11500 call to set_used_smts.
11502 2008-07-07 Richard Guenther <rguenther@suse.de>
11504 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11505 (new_var_info): Set it to false.
11506 (solution_set_add): Correctly handle pointers outside a var and
11508 (type_safe): Treat variables with is_full_var properly.
11509 (do_sd_constraint): Likewise.
11510 (do_ds_constraint): Likewise.
11511 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11512 (get_constraint_for_ptr_offset): New function.
11513 (get_constraint_for_component_ref): For addresses at least include
11514 the last field of the variable. Handle is_full_vars properly.
11515 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11516 (handle_ptr_arith): Remove.
11517 (find_func_aliases): Simplify assignment handling.
11518 (create_function_info_for): For parameter and result varinfos set
11520 (create_variable_info_for): Set is_full_var flag whenever we
11521 just created a single varinfo for a decl.
11522 (init_alias_vars): Initialize use_field_sensitive from
11523 max-fields-for-field-sensitive parameter.
11525 2008-07-07 Richard Guenther <rguenther@suse.de>
11527 PR tree-optimization/36713
11528 * tree-flow-inline.h (is_call_used): New function.
11529 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11530 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11531 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11533 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11535 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11537 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11539 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11541 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11542 Nathan Sidwell <nathan@codesourcery.com>
11544 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11545 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11547 * config/m68k/t-linux: New.
11548 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11551 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11553 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11554 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11557 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11559 * gcc.c (execute): Fix -Wc++-compat warning.
11561 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11564 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11565 constant for little endian.
11567 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11569 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11570 mips_base_mips16 instead of TARGET_MIPS16.
11571 (mips_base_mips16): Declare.
11572 * config/mips/mips.c (mips_base_mips16): Make global.
11573 (was_mips16_p): Remove GTY marker.
11574 (was_mips16_pch_p): New variable.
11575 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11576 (mips_override_options): Force to non-MIPS16 mode initially.
11577 Do not complain about MIPS16 PIC incompatibilities here.
11578 Only allow -mgpopt if -mexplicit-relocs is in force for
11581 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
11583 * configure.ac: Check for caddr_t, define to char * if not defined.
11584 * configure: Regenerate.
11585 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
11586 (mmap_gt_pch_use_address): Likewise.
11587 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
11589 2008-07-06 Richard Guenther <rguenther@suse.de>
11591 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
11592 (new_var_info): Deal with it.
11593 (solution_set_add): Likewise.
11594 (bitpos_of_field): Make signed, fix.
11595 (struct fieldoff): Remove type and decl fields. Make size field
11596 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
11598 (fieldoff_compare): Deal with it.
11599 (push_fields_onto_fieldstack): Remove has_union argument, glob
11600 adjacent non-pointer fields together.
11601 (create_function_info_for): Do not set has_union.
11602 (create_variable_info_for): Simplify.
11604 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
11606 * config.gcc (extra_headers): Add cross-stdarg.h for target
11607 x86_64-*-* and i?86-*-*.
11608 * config/i386/cross-stdarg.h: New.
11609 * builtins.c (std_fn_abi_va_list): New.
11610 (std_canonical_va_list_type): New.
11611 (stabilize_va_list): Replace va_list_type_node use by
11612 mtarget.canonical_va_list_type.
11613 (gimplify_va_arg_expr): Likewise.
11614 (expand_builtin_va_copy): Replace va_list_type_node use by
11615 mtarget.fn_abi_va_list.
11616 * tree-sra.c (is_va_list_type): New helper.
11617 (decl_can_be_decomposed_p): Replace
11618 va_list_type_node use by is_va_list_type.
11619 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
11620 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11621 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
11622 * config/i386/i386-protos.h (ix86_get_valist_type): New.
11623 (ix86_enum_va_list): New.
11624 * config/i386/i386.c (sysv_va_list_type_node): New.
11625 (ms_va_list_type_node): New.
11626 (ix86_function_type_abi): Remove sorry.
11627 (ix86_build_builtin_va_list_abi): New.
11628 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
11629 for 64-bit targets.
11630 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
11631 (ix86_init_builtins_va_builtins_abi): New.
11632 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
11633 for 64-bit targets.
11634 (ix86_handle_abi_attribute): New.
11635 (attribute_spec): Add sysv_abi and ms_abi.
11636 (ix86_fn_abi_va_list): New.
11637 (ix86_canonical_va_list_type): New.
11638 (ix86_enum_va_list): New.
11639 (TARGET_FN_ABI_VA_LIST): New.
11640 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11641 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
11642 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
11643 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11644 (TARGET_ENUM_VA_LIST): New.
11645 * expr.h (std_fn_abi_va_list): New.
11646 (std_canonical_va_list_type): New.
11647 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
11648 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11649 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
11650 TARGET_CANONICAL_VA_LIST_TYPE.
11651 * target.h (struct gcc_target): Add fn_abi_va_list hook
11652 and canonical_va_list_type hook.
11654 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11656 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
11657 integral and pointer types.
11659 2008-07-04 Roger Sayle <roger@eyesopen.com>
11661 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
11662 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
11664 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
11667 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
11669 2008-07-04 Jakub Jelinek <jakub@redhat.com>
11671 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
11672 build_gimple_modify_stmt.
11673 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
11674 gimple operand. Use fold_build* instead of build*.
11676 2008-07-04 Richard Guenther <rguenther@suse.de>
11678 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
11679 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
11680 properly to compute the reachability set if we do field-sensitive PTA.
11681 * invoke.texi (max-fields-for-field-sensitive): Document default.
11682 * opts.c (decode_options): Set max-fields-for-field-sensitive to
11683 100 for optimize >= 2.
11685 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11687 * ggc-zone.c (lookup_page_table_if_allocated,
11688 set_page_table_entry, zone_find_object_size, alloc_small_page,
11689 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
11690 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
11691 -Wc++-compat and/or -Wcast-qual warnings.
11693 2008-07-04 Alan Modra <amodra@bigpond.net.au>
11696 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
11697 pic_offset_table_rtx to be marked as used here.
11698 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
11699 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
11700 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
11701 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
11702 !TARGET_SECURE_PLT.
11704 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11706 * alloc-pool.c (hash_descriptor, eq_descriptor,
11707 alloc_pool_descriptor): Fix -Wc++-compat warnings.
11708 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
11710 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
11711 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
11712 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
11713 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
11716 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
11718 * tree-flow.h (loop_only_exit_p): Declare.
11719 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
11720 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
11721 the number of iterations if it is constant. Otherwise, if this is the
11722 only possible exit of the loop, use the conservative estimate on the
11723 number of iterations of the entire loop if available.
11725 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
11727 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
11728 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
11729 Add synchronization functions.
11730 * config/sync.c: New file.
11731 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
11732 (LIBGCC_SYNC_CFLAGS): Likewise.
11734 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
11737 * config/i386/i386.md (mode): Add TF to "mode" attribute.
11738 (*pushtf_sse): New insn pattern.
11739 (pushtf splitters): New splitters.
11741 2008-07-03 Michael Meissner <gnu@the-meissners.org>
11743 PR middle-end/35736
11744 * predict.c (build_predict_expr): Use void_type_node for the tree
11745 type, instead of NULL_TREE.
11747 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
11749 * config/i386/i386.c (contains_aligned_value_p): Return true
11751 (ix86_data_alignment): Align TCmode to 128bits.
11752 (ix86_local_alignment): Likewise.
11754 2008-07-03 Andrew Haley <aph@redhat.com>
11757 * vec.h (VEC_TA): New.
11758 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
11759 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
11760 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
11761 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
11762 (C_COMMON_FIXED_TYPES): Remove first arg.
11763 (C_COMMON_FIXED_MODE_TYPES): Likewise.
11764 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
11765 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
11766 not to use empty macro arguments.
11768 2008-07-02 Joseph Myers <joseph@codesourcery.com>
11770 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
11771 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
11772 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
11773 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
11774 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
11775 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
11776 config/ia64/crtn.asm, config/m68hc11/larith.asm,
11777 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
11778 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
11779 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
11780 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
11781 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
11782 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
11783 config/rs6000/e500crtres64gpr.asm,
11784 config/rs6000/e500crtres64gprctr.asm,
11785 config/rs6000/e500crtrest32gpr.asm,
11786 config/rs6000/e500crtrest64gpr.asm,
11787 config/rs6000/e500crtresx32gpr.asm,
11788 config/rs6000/e500crtresx64gpr.asm,
11789 config/rs6000/e500crtsav32gpr.asm,
11790 config/rs6000/e500crtsav64gpr.asm,
11791 config/rs6000/e500crtsav64gprctr.asm,
11792 config/rs6000/e500crtsavg32gpr.asm,
11793 config/rs6000/e500crtsavg64gpr.asm,
11794 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
11795 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
11796 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
11797 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
11798 config/sparc/sol2-cn.asm: Remove .file directives.
11800 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
11802 * resource.c (mark_referenced_resources): Look inside
11803 UNSPEC_VOLATILEs and ASM_INPUTs.
11805 2008-07-02 Ian Lance Taylor <iant@google.com>
11807 * rtlanal.c (add_reg_note): New function.
11808 * rtl.h (add_reg_note): Declare.
11809 * auto-inc-dec.c (attempt_change): Use add_reg_note.
11810 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
11811 * builtins.c (expand_builtin_longjmp): Likewise.
11812 (expand_builtin_nonlocal_goto): Likewise.
11813 * calls.c (emit_call_1, expand_call): Likewise.
11814 * cfgexpand.c (add_reg_br_prob_note): Likewise.
11815 * cfglayout.c (fixup_reorder_chain): Likewise.
11816 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
11817 (commit_one_edge_insertion): Likewise.
11818 * combine.c (move_deaths, distribute_notes): Likewise.
11819 * df-problems.c (df_set_note): Likewise.
11820 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
11821 (set_unique_reg_note): Likewise.
11822 (emit_copy_of_insn_after): Likewise.
11823 * expr.c (expand_expr_real): Likewise.
11824 * gcse.c (add_label_notes): Likewise.
11825 * haifa-sched.c (create_check_block_twin): Likewise.
11826 * jump.c (mark_jump_label_1): Likewise.
11827 * loop-doloop.c (add_test, doloop_modify): Likewise.
11828 * loop-unswitch.c (compare_and_jump_seq): Likewise.
11829 * lower-subreg.c (move_eh_region_note): Likewise.
11830 * optabs.c (emit_libcall_block): Likewise.
11831 * predict.c (predict_insn): Likewise.
11832 (combine_predictions_for_insn): Likewise.
11833 * recog.c (peephole2_optimize): Likewise.
11834 * regmove.c (try_auto_increment): Likewise.
11835 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
11836 * reload.c (find_reloads): Likewise.
11837 * reload1.c (fixup_eh_region_note): Likewise.
11838 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
11839 * reorg.c (delete_prior_computation): Likewise.
11840 (delete_computation, dbr_schedule): Likewise.
11841 * config/pa/pa.c (legitimize_pic_address): Likewise.
11842 * config/sh/sh.c (sh_reorg): Likewise.
11844 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11847 * config/libgcc-glibc.ver: Add %exclude.
11848 * config/m32r/libgcc-glibc.ver: Likwise.
11849 * config/s390/libgcc-glibc.ver: Likwise.
11850 * config/sh/libgcc-glibc.ver: Likwise.
11851 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
11853 * config/i386/libgcc-glibc.ver: New.
11855 * config/i386/libgcc-x86_64-glibc.ver: Removed.
11857 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11859 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
11860 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
11861 i[34567]86-*-linux*, x86_64-*-linux*. Add
11862 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
11863 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
11864 x86_64-*-linux*. Add i386/t-linux to tmake_file for
11865 i[34567]86-*-linux*, x86_64-*-linux*.
11867 * libgcc-std.ver: Add empty GCC_4.4.0.
11869 * mkmap-symver.awk: Support multiple versions per symbol.
11871 * config/i386/i386.c (ix86_init_builtins): Always define
11872 __builtin_fabsq and __builtin_copysignq with fallbacks.
11873 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
11874 and __builtin_copysignq if SSE2 isn't available.
11876 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
11877 (LIBGCC2_TF_CEXT): Likwise.
11878 (TF_SIZE): Likwise.
11880 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
11882 * config/i386/sfp-machine.h: Moved to libgcc.
11884 * config/i386/sfp-machine.h: New.
11885 * config/i386/t-linux: Likwise.
11887 * config/i386/t-darwin: Remove softfp_wrap_start and
11889 * config/i386/t-darwin64: Likewise.
11891 * config/i386/t-fprules-softfp64: Renamed to ...
11892 * config/i386/t-fprules-softfp: This.
11894 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
11895 and softfp_wrap_end.
11897 2008-07-02 Jason Merrill <jason@redhat.com>
11899 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
11901 * tree.c (ctor_to_list): New fn.
11902 * tree.h: Declare it.
11903 (CONSTRUCTOR_ELT): New macro.
11904 (CONSTRUCTOR_NELTS): New macro.
11906 2008-07-02 Richard Guenther <rguenther@suse.de>
11908 * tree-ssa-structalias.c (struct variable_info): Reorder
11909 to fill padding on 64bit hosts. Make collapsed_to an int.
11910 (get_varinfo_fc): Deal with that.
11911 (new_var_info): Likewise.
11912 (collapse_rest_of_var): Likewise.
11914 2008-07-02 Joshua Sumali <jsumali@redhat.com>
11916 * doc/install.texi (--enable-java-home): Document.
11917 (--enable-aot-compile-rpm): Likewise.
11918 (--with-arch-directory): Likewise.
11919 (--with-os-directory): Likewise.
11920 (--with-origin-name): Likewise.
11921 (--with-arch-suffix): Likewise.
11922 (--with-jvm-root-dir): Likewise.
11923 (--with-jvm-jar-dir): Likewise.
11924 (--with-python-dir): Likewise.
11926 2008-07-02 Richard Guenther <rguenther@suse.de>
11928 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
11929 from decls explicitly. Merge operand checking from tuples.
11931 2008-07-02 Martin Jambor <mjambor@suse.cz>
11933 * tree-switch-conversion.c: Included timevar.h which I forgot before.
11935 2008-07-02 Martin Jambor <mjambor@suse.cz>
11937 * tree-switch-conversion.c: Included timevar.h
11938 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
11940 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
11942 2008-07-02 Martin Jambor <mjambor@suse.cz>
11944 * tree-switch-conversion.c: Corrected various comments and
11946 (build_constructors): Fixed minor formatting mistakes.
11948 * invoke.texi (Optimize Options): Corrected the
11949 switch-conversion-max-branch-ratio parameter.
11951 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
11953 * final.c (asm_insn_count): Return zero for an empty asm body.
11955 2008-07-02 Richard Guenther <rguenther@suse.de>
11957 * bitmap.h (bitmap_set_bit): Return bool.
11958 (bitmap_clear_bit): Likewise.
11959 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
11960 write to the bitmap if it would.
11961 (bitmap_clear_bit): Likewise.
11962 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
11963 bitmap_set_bit return value.
11964 (add_pred_graph_edge): Likewise.
11965 (add_graph_edge): Likewise.
11966 (do_sd_constraint): Likewise.
11967 (do_ds_constraint): Likewise.
11969 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11971 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
11972 Fix -Wc++-compat and/or -Wcast-qual warnings.
11973 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
11974 gen_regparm_prefix): Likewise.
11975 * vmsdbgout.c (write_modbeg, lookup_filename,
11976 vmsdbgout_source_line, vmsdbgout_init): Likewise.
11978 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
11980 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
11981 defaults.h definition apply.
11983 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11985 * function.c (assign_parm_remove_parallels): New.
11986 (assign_parm_setup_block_p): Do not return true for non-BLKmode
11988 (assign_parm_setup_block): Do not handle them.
11989 (assign_parm_setup_reg, assign_parm_setup_stack): Call
11990 assign_parm_remove_parallels.
11992 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11994 * c-typeck.c (convert_for_assignment): Use
11995 vector_targets_convertible_p.
11996 * c-common.c (vector_targets_convertible_p): New.
11997 * c-common.h (vector_targets_convertible_p): New prototype.
11998 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
11999 opaque_p_V2SI_type_node.
12001 2008-07-01 Steve Ellcey <sje@cup.hp.com>
12003 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
12006 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
12008 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
12009 TFmode constants via two element DImode vector for hosts with
12010 HOST_BITS_PER_WIDE_INT < 64.
12011 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
12012 also for HOST_BITS_PER_WIDE_INT < 64.
12014 2008-07-01 Richard Guenther <rguenther@suse.de>
12016 PR tree-optimization/36666
12017 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
12018 (get_constraint_exp_from_ssa_var): Split into ...
12019 (get_constraint_exp_for_temp): ... this ...
12020 (get_constraint_for_ssa_var): ... and that.
12021 Return constraint expressions for all touched sub-fields
12022 if the results address is not taken.
12023 (process_constraint): Remove assertion that aggregate
12024 assignments do not happen at this place.
12025 (get_constraint_for_component_ref): Add address_p argument.
12026 Return constraint expressions for all touched sub-fields
12027 if the results address is not taken.
12028 (do_deref): Use get_constraint_exp_for_temp.
12029 (get_constraint_for_1): Rename from ...
12030 (get_constraint_for): ... this. Add the old function as wrapper.
12031 (do_structure_copy): Use get_constraint_for_1.
12033 2008-07-01 Martin Jambor <mjambor@suse.cz>
12035 * Makefile.in (tree-switch-conversion.o): Add.
12036 (OBJS-common): Add tree-swtch-conversion.o.
12037 * passes.c (init_optimization_passes): Add pass_convert_switch.
12038 * tree-pass.h: (pass_convert_switch): Add.
12039 * tree-switch-conversion.c: New file.
12040 * gcc.dg/tree-ssa/cswtch.c: New testcase.
12041 * common.opt (ftree-cswtch): New option.
12042 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12043 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12044 * opts.c (decode_options): Set flag_tree_switch_conversion when
12045 optimization level is >= 2.
12046 * doc/invoke.texi (Optimize Options): Added description of
12047 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
12049 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12051 * config/darwin-driver.c (darwin_default_min_version): Fix
12052 -Wc++-compat warnings.
12054 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
12056 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
12059 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12061 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
12063 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12065 PR rtl-optimization/34744
12066 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
12067 (df_scan_free_internal): Free data structures not
12068 allocated in storage pools.
12069 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
12070 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
12071 df_scan_free_mws_vec.
12072 * dse.c (dse_step6): Free offset_map_p and offset_map_n
12075 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
12077 * config/i386/i386.c (contains_aligned_value_p): Return true
12079 (ix86_function_arg_boundary): Return its natural boundary
12081 (return_in_memory_32): Don't check TDmode.
12082 (ix86_split_to_parts): Support splitting into 4 parts and
12083 support TFmode for 32bit target.
12084 (ix86_split_long_move): Support splitting into 4 parts.
12085 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
12087 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
12088 (ix86_init_builtins): Here.
12089 (ix86_scalar_mode_supported_p): Always return true for TFmode.
12090 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
12091 'q' and 'w', respectively.
12093 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
12095 (movtf_internal): Likewise.
12096 (<code>tf2): Likewise.
12097 (*absnegtf2_sse): Likewise.
12098 (copysign<mode>3): Likewise.
12099 (copysign<mode>3_const): Likewise.
12100 (copysign<mode>3_var): Likewise.
12101 (define_split UNSPEC_COPYSIGN): Likewise.
12102 * config/i386/sse.md (*nandtf3): Likewise.
12103 (<code>tf3): Likewise.
12104 (*<code>tf3): Likewise.
12106 2008-06-30 Joey Ye <joey.ye@intel.com>
12107 H.J. Lu <hongjiu.lu@intel.com>
12109 * global.c (compute_regsets): Set frame_pointer_needed here.
12110 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
12112 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12114 * doc/install.texi (specific): Expand Windows build notes.
12116 2008-06-30 Ira Rosen <irar@il.ibm.com>
12118 PR tree-optimization/36648
12119 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
12120 number of prolog iterations by step. Fix the comment.
12122 2008-06-30 Richard Guenther <rguenther@suse.de>
12124 PR middle-end/36671
12125 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
12126 handle calls from ECF_MALLOC functions.
12127 (handle_pure_call): ECF_MALLOC functions do not return
12129 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
12131 2008-06-29 Andreas Schwab <schwab@suse.de>
12133 * config/m68k/m68k.c (print_operand): Always print a float
12135 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
12136 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
12139 * config/rs6000/x-linux64: Remove never used file.
12141 2008-06-29 Richard Guenther <rguenther@suse.de>
12143 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
12145 (struct alias_info): Move ...
12146 * tree-ssa-alias.c: ... here.
12147 (update_alias_info): Declare.
12148 (compute_may_aliases): Call it.
12149 (update_alias_info): New function.
12150 * tree-ssa-structalias.c (update_alias_info): Move ...
12151 * tree-ssa-alias.c (update_alias_info_1): ... here.
12152 * tree-ssa-structalias.c (process_constraint_1): Remove
12153 unused from_call argument. Rename to ...
12154 (process_constraint): ... this. Delete old wrapper.
12155 (make_constraint_to): Adjust callers.
12156 (handle_const_call): Likewise.
12157 (handle_pure_call): Likewise.
12158 (init_base_vars): Likewise.
12159 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12160 (find_func_aliases): We don't need structure copies for
12162 (make_constraint_from_anything): Remove.
12163 (create_variable_info_for): For globals make constraints
12164 from escaped, not from anything.
12165 (compute_points_to_sets): Do not call update_alias_info.
12166 (ipa_pta_execute): Use make_constraint_from.
12168 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12170 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12171 (bitmap.o-warn, dominance.o-warn): New.
12172 * configure.ac (cxx_compat_warn): Delete.
12173 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12174 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12176 * configure: Regenerate.
12178 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12181 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12183 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12184 * df-scan.c (df_notes_rescan): Likewise.
12185 * ggc-page.c (set_page_table_entry): Likewise.
12186 * intl.c (gcc_gettext_width): Likewise.
12187 * varasm.c (get_unnamed_section, get_noswitch_section,
12188 get_section): Likewise.
12190 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12192 * regrename.c (build_def_use): Don't copy RTX.
12194 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12196 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12197 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12198 punctuation. Use @ref instead of @xref.
12199 (Function Names): Remove stray @display/@end display.
12200 (C++ Attributes): Use @ref instead of @xref.
12201 (Deprecated Features): Fix punctuation around @xref.
12202 (Backwards Compatibility): Likewise.
12203 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12205 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12207 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12208 constants for E500 double.
12210 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12212 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12213 element type of const_vector.
12215 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12217 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12218 Remove FLAGS_REG clobber from expander pattern.
12219 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12220 (anddi3, andsi3, andhi3, andqi3): Ditto.
12221 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12222 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12223 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12224 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12225 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12226 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12227 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12228 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12230 2008-06-28 Richard Guenther <rguenther@suse.de>
12232 * tree-ssa-structalias.c (callused_id, var_callused,
12233 callused_tree): Add.
12234 (handle_pure_call): New function.
12235 (find_func_aliases): Call it.
12236 (find_what_p_points_to): Handle the call-used set.
12237 (clobber_what_escaped): Likewise.
12238 (compute_call_used_vars): New function.
12239 (init_base_vars): Init the call-used variable.
12240 (do_sd_constraint): Do not propagate the solution from CALLUSED
12241 but use CALLUSED as a placeholder.
12242 (solve_graph): Likewise.
12243 * tree-flow-inline.h (gimple_call_used_vars): New function.
12244 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12245 (compute_call_used_vars): Declare.
12246 * tree-ssa-alias.c (set_initial_properties): Call
12247 compute_call_used_vars.
12248 (reset_alias_info): Clear call-used variables.
12249 (add_call_clobber_ops): Assert we are not called for const/pure
12250 functions. Remove handling of them.
12251 (add_call_read_ops): Handle pure functions by adding the
12252 call-used set of variables as VUSEs.
12253 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12254 (delete_tree_ssa): Free it.
12255 * tree-dfa.c (remove_referenced_var): Clear the var from the
12258 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12260 * tree.c (build_varargs_function_type_list): New.
12261 (build_function_type_list_1): New.
12262 (build_function_type_list): Use build_function_type_list_1.
12263 * tree.h (build_varargs_function_type_list): New.
12265 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12268 * config/spu/spu.c (spu_builtin_splats): Do not generate
12269 invalid CONST_VECTOR expressions.
12270 (spu_expand_vector_init): Likewise.
12272 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12274 * optabs.c (libfunc_decls): New variable.
12275 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12276 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12277 for the same function twice.
12279 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12281 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12282 ix86_expand_binary_operator directly.
12283 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12285 (*ashrti3_1): Ditto.
12286 (*lshrti3_1): Ditto.
12287 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12288 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12289 using only one splitter. Conditionaly execute splitter before or
12290 after peephole2 pass.
12291 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12292 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12293 Use only one alternative in asm template.
12294 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12296 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12297 "J" operand constraint for operand 2.
12298 (*ashldi3_cconly_rex64): Ditto.
12299 (*ashrdi3_cmp_rex64): Ditto.
12300 (*ashrdi3_cconly_rex64): Ditto.
12301 (*lshrdi3_cmp_rex64): Ditto.
12302 (*lshrdi3_cconly_rex64): Ditto.
12303 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12304 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12305 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12308 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12310 * gimplify.c (omp_is_private): Don't return true if decl is not
12311 already private on #pragma omp for or #pragma omp parallel for.
12314 * tree-cfg.c (struct move_stmt_d): Replace block field with
12315 orig_block and new_block fields.
12316 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12317 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12318 (move_block_to_fn): Replace vars_map and new_label_map arguments
12319 with struct move_stmt_d pointer.
12320 (replace_block_vars_by_duplicates): New function.
12321 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12322 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12323 all subblocks of ORIG_BLOCK to the new function. Call
12324 replace_block_vars_by_duplicates.
12325 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12326 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12327 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12328 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12329 (expand_omp): Temporarily set input_location to the location of
12330 region's controlling stmt.
12331 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12332 BIND_EXPR, push ctx->block_vars and gimplification vars into
12333 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12334 into dest function.
12335 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12336 there are any BLOCK_VARS.
12337 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12338 OMP_PARALLEL or OMP_TASK stmt.
12339 (lower_omp): Save and restore input_location around the lower_omp_1
12342 2008-06-27 Richard Guenther <rguenther@suse.de>
12344 PR tree-optimization/36400
12345 PR tree-optimization/36373
12346 PR tree-optimization/36344
12347 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12348 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12349 (update_alias_info): Remove call clobbering code.
12350 (make_constraint_to): New helper function.
12351 (make_escape_constraint): Likewise.
12352 (handle_rhs_call): Use it on all pointer containing arguments.
12353 Also mark the static chain escaped.
12354 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12355 instead of ANYTHING.
12356 (make_constraint_from): New helper split out from ...
12357 (make_constraint_from_anything): ... here.
12358 (find_func_aliases): Add constraints for escape sites.
12359 (intra_create_variable_infos): Make constraints from NONLOCAL
12361 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12363 (clobber_what_p_points_to): Remove.
12364 (clobber_what_escaped): New function.
12365 (init_base_vars): Init NONLOCAL and ESCAPED.
12366 (do_sd_constraint): Do not propagate the solution from ESCAPED
12367 but use ESCAPED as a placeholder.
12368 (solve_graph): Likewise.
12369 * tree-flow.h (clobber_what_p_points_to): Remove.
12370 (clobber_what_escaped): Declare.
12371 * tree-ssa-alias.c (set_initial_properties): Call it.
12372 Remove code clobbering escaped pointers.
12374 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12376 * function.c (allocate_struct_function): Only allocate a unique
12377 funcdef_no if the decl is nonzero.
12379 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12381 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12382 * config/mips/mips.c (mips_split_const_insns): New function.
12383 * config/mips/mips.md (move_type): New attribute.
12384 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12385 (dword_mode): New attribute.
12386 (type): Avoid long line. Map "move_type"s to "type"s,
12387 choosing "multi" for doubleword moves if appropriate.
12388 Swap MTC/MFC comments to match their declaration order.
12389 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12390 "type" is "branch" or "jal" is "direct".
12391 (length): Handle "extended_mips16" first. Make the default
12392 "0" for "ghost" instructions. Set the length from "move_type".
12393 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12394 of "type", with "sll0" for the register alternative. Remove the
12395 "extended_mips16" attribute.
12396 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12397 of "type", with "shift_shift" for the register alternative.
12398 Remove the "length" attribute.
12399 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12400 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12401 of "type", with "andi" for the register alternative.
12402 (*zero_extendqihi2): Likewise.
12403 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12404 of "andi" instead of a "type" of "arith".
12405 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12407 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12408 (mov_<store>r, *mov<mode>_ra): Likewise.
12409 (extendsidi2): Use "move_type" instead of "type", with "move"
12410 for the register alternative.
12411 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12412 of "type", with "signext" for the register alternative.
12413 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12414 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12415 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12416 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12417 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12418 (unnamed branch insn): Likewise.
12419 (*movdi_gp32_fp64): Fold into...
12420 (*movdi_32bit): ...here.
12421 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12422 (*movdf_hardfloat): ...this new pattern.
12423 (*movdf_softfloat): Remove redundant FPR alternatives.
12424 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12425 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12426 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12427 the "move" attribute.
12428 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12429 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12430 and "store" for COP loads and stores.
12431 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12432 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12433 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12434 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12435 (*movtf_mips16, *movv2sf): Likewise.
12436 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12437 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12438 (mfhc1<mode>): Use "move_type" instead of "move".
12439 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12440 (loadgp_blockage): Remove the "length" attribute.
12441 (blockage, set_got_version, update_got_version): Likewise.
12442 (call_internal): Remove the "extended_mips16" attribute.
12443 (call_value_internal, call_value_multiple_internal): Likewise.
12444 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12446 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12447 the "length" attribute.
12449 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12451 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12452 -Wcast-qual warnings.
12453 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12454 handle_pragma_pop_macro): Likewise.
12455 * collect2.c (resolve_lib_name): Likewise.
12456 * config/arc/arc.c (arc_init): Likewise.
12457 * config/arm/arm.c (neon_builtin_compare,
12458 locate_neon_builtin_icode): Likewise.
12459 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12460 * config/bfin/bfin.c (bfin_init_machine_status,
12461 bfin_optimize_loop): Likewise.
12462 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12463 * config/cris/cris.c (cris_init_expanders): Likewise.
12464 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12465 * config/darwin.c (machopic_indirection_eq,
12466 machopic_indirection_name, machopic_output_indirection): Likewise.
12467 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12468 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12469 frv_optimize_membar): Likewise.
12470 * config/i386/cygwin.h (mingw_scan,
12471 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12472 * config/i386/cygwin1.c (mingw_scan): Likewise.
12473 * config/i386/i386.c (machopic_output_stub): Likewise.
12474 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12475 i386_pe_unique_section): Likewise.
12476 * config/ia64/ia64.c (ia64_init_machine_status,
12477 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12479 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12480 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12481 * config/m68k/m68k.c (m68k_handle_option,
12482 m68k_sched_md_init_global): Likewise.
12483 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12484 mcore_unique_section): Likewise.
12485 * config/mips/mips.c (mips_block_move_straight,
12486 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12488 * config/mmix/mmix.c (mmix_init_machine_status,
12489 mmix_encode_section_info): Likewise.
12490 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12491 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12492 print_operand_address, output_toc, redefine_groups,
12493 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12494 * config/s390/s390.c (s390_init_machine_status): Likewise.
12495 * config/score/score.c (score_block_move_straight,
12496 score_block_move_loop_body): Likewise.
12497 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12498 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12499 * emit-rtl.c (find_auto_inc): Likewise.
12500 * gcc.c (translate_options, process_command): Likewise.
12501 * reorg.c (dbr_schedule): Likewise.
12502 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12503 * xcoffout.c (xcoffout_declare_function): Likewise.
12505 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12507 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12508 ipa-pta working again.
12510 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12512 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12515 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12517 * config.gcc (powerpc*-*-*): Add new core e500mc.
12518 * config/rs6000/e500mc.md: New file.
12519 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12521 (rs6000_override_options): Add e500mc case to
12522 processor_target_table. Altivec and Spe options not allowed
12523 with e500mc. Add isel instruction to e500mc by
12524 default. Initialize rs6000_cost for e500mc.
12525 (rs6000_issue_rate): Set issue rate for e500mc.
12526 * config/rs6000/rs6000.h (processor_type): Add
12527 PROCESSOR_PPCE500MC.
12528 (ASM_CPU_SPEC): Add e500mc.
12529 Set TARGET_ISEL to rs6000_isel.
12530 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12531 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12532 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12534 * doc/invoke.texi: Add e500mc to list of cpus.
12536 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12539 * c-lex.c (lex_charconst): Initialize unsignedp.
12541 2008-06-27 Olivier Hainque <hainque@adacore.com>
12543 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12544 documented assumptions.
12546 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12548 * dwarf2out.c: Remove trailing white spaces. Break long line
12551 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12553 * libfuncs.h (LTI_synchronize): New libfunc_index.
12554 (synchronize_libfunc): Declare.
12555 * builtins.c (expand_builtin_synchronize): Consider using
12556 synchronize_libfunc before falling back on an asm blockage.
12557 * config/mips/mips.c: Include libfuncs.h
12558 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12560 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12562 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12563 parameter. Copy stack_reg to r11 where appropriate.
12564 (no_global_regs_above): Add gpr parameter.
12565 (rs6000_stack_info): Only add padding for SPE save area if we
12566 are saving SPE GPRs and CR.
12567 (saveres_routine_syms): New variable.
12568 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12570 (rs6000_savres_routine_sym): New function.
12571 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12573 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12574 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12575 Tweak FPR out-of-line saving.
12576 (rs6000_make_savres_rtx): New function.
12577 (rs6000_use_multiple_p): New function.
12578 (rs6000_savres_strategy): New function.
12579 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
12580 out-of-line if appropriate.
12581 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
12582 if we are optimizing for size.
12583 (GP_SAVE_INLINE): Define.
12584 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
12585 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
12586 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
12587 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
12588 (*save_fpregs_<mode>): Add use of r11.
12589 (*restore_gpregs_<mode>): New insn.
12590 (*return_and_restore_gpregs_<mode>): New insn.
12591 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
12593 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
12594 (*restore_gpregs_spe): New insn.
12595 (*return_and_restore_gpregs_spe): New insn.
12596 * config/rs6000/predicates.md (save_world_operation): Fix check.
12598 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12600 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
12601 this point, so assert that.
12603 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12605 * cfganal.c: Include vec.h and vecprim.h.
12606 (compute_idf): Import from...
12607 * tree-into-ssa (compute_idf): ...here.
12608 * basic-block.h (compute_idf): Export.
12610 2008-06-26 Joseph Myers <joseph@codesourcery.com>
12612 * c-decl.c (merge_decls): Use !current_function_decl to check for
12613 extern declaration of C99 inline function being at file scope.
12615 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
12617 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
12619 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12621 * alias.c (record_alias_subset, init_alias_analysis): Fix
12622 -Wc++-compat and/or -Wcast-qual warnings.
12623 * attribs.c (lookup_attribute_spec): Likewise.
12624 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
12625 copy_bb, connect_traces,
12626 find_rarely_executed_basic_blocks_and_cr): Likewise.
12627 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
12628 note_btr_set, migrate_btr_defs): Likewise.
12629 * builtins.c (result_vector, expand_builtin_memcpy,
12630 expand_builtin_mempcpy_args, expand_builtin_strncpy,
12631 builtin_memset_read_str, expand_builtin_printf,
12632 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
12634 * caller-save.c (mark_set_regs): Likewise.
12635 * calls.c (expand_call, emit_library_call_value_1): Likewise.
12636 * cgraph.c (cgraph_edge): Likewise.
12637 * combine.c (likely_spilled_retval_1): Likewise.
12638 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
12639 htab_counts_entry_del, get_coverage_counts): Likewise.
12640 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
12641 new_cselib_val): Likewise.
12642 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
12643 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
12645 * df-core.c (df_compact_blocks): Likewise.
12646 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
12647 * df-scan.c (df_grow_reg_info, df_ref_create,
12648 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
12649 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
12650 df_record_entry_block_defs, df_record_exit_block_uses,
12651 df_bb_verify): Likewise.
12652 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
12653 DF_REF_EXTRACT_MODE_CONST): New.
12654 * dominance.c (get_immediate_dominator, get_dominated_by,
12655 nearest_common_dominator, root_of_dom_tree,
12656 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
12657 -Wc++-compat and/or -Wcast-qual warnings.
12658 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
12659 record_store, replace_read, check_mem_read_rtx, scan_insn,
12660 dse_step1, dse_record_singleton_alias_set): Likewise.
12661 * dwarf2asm.c (dw2_force_const_mem): Likewise.
12663 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12665 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
12666 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
12667 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
12668 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
12669 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
12670 add_ranges_num, add_ranges_by_labels, file_info_cmp,
12671 file_name_acquire, output_file_names, add_const_value_attribute,
12672 premark_used_types_helper, file_table_eq, file_table_hash,
12673 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
12674 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
12675 -Wcast-qual warnings.
12676 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
12677 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
12678 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
12679 gen_reg_rtx, start_sequence, init_emit): Likewise.
12680 * et-forest.c (et_new_occ, et_new_tree): Likewise.
12681 * except.c (init_eh_for_function, gen_eh_region,
12682 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
12683 arh_to_landing_pad, arh_to_label, add_action_record,
12684 add_call_site, switch_to_exception_section): Likewise.
12685 * expmed.c (synth_mult): Likewise.
12686 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
12687 store_expr): Likewise.
12688 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
12690 * function.c (assign_stack_temp_for_type,
12691 allocate_struct_function, match_asm_constraints_1): Likewise.
12692 * gcov-io.c (gcov_allocate): Likewise.
12693 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
12694 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
12695 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
12696 record_one_set, insert_expr_in_table, insert_set_in_table,
12697 dump_hash_table, compute_hash_table_work, alloc_hash_table,
12698 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
12699 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
12700 -Wcast-qual warnings.
12702 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12704 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
12705 -Wcast-qual warnings.
12706 * gcc.c (process_command): Likewise.
12707 * genattrtab.c (oballoc): Use XOBNEW.
12708 (oballocvec): Define.
12709 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
12710 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
12711 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
12712 -Wc++-compat and/or -Wcast-qual warnings.
12713 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
12714 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
12715 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
12716 gen_presence_absence_set, gen_automaton, gen_regexp_el,
12717 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
12718 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
12719 add_excls, process_presence_absence_names,
12720 process_presence_absence_patterns, add_presence_absence,
12721 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
12722 get_free_state, add_arc, get_free_automata_list_el,
12723 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
12724 transform_3, cache_presence, create_ainsns, create_automata,
12725 create_state_ainsn_table, dfa_insn_code_enlarge,
12726 output_trans_func, output_min_issue_delay_func,
12727 output_dead_lock_func, output_reset_func,
12728 output_get_cpu_unit_code_func, output_dfa_start_func,
12729 expand_automata): Likewise.
12730 * genextract.c (gen_insn): Likewise.
12731 * gengtype-lex.l: Likewise.
12732 * gengtype.c (read_input_list, adjust_field_type,
12733 process_gc_options): Likewise.
12734 * genoutput.c (note_constraint): Likewise.
12735 * genpreds.c (mangle, add_constraint): Likewise.
12736 * genrecog.c (process_define_predicate, new_decision,
12737 add_to_sequence): Likewise.
12738 * gensupport.c (record_insn_name): Likewise.
12740 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12742 * config/i386/driver-i386.c (detect_caches_amd,
12743 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
12744 and/or -Wcast-qual warnings.
12745 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
12746 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
12747 gt_pch_save): Likewise.
12748 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
12749 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
12750 * global.c (compute_regsets): Likewise.
12751 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
12752 finish_graph_dump_file): Likewise.
12753 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
12754 unlink_bb_notes): Likewise.
12755 * integrate.c (get_hard_reg_initial_val): Likewise.
12756 * ipa-prop.c (ipa_push_func_to_list): Likewise.
12757 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
12758 * local-alloc.c (update_equiv_regs): Likewise.
12759 * loop-invariant.c (check_invariant_table_size,
12760 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
12762 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
12763 altered_reg_used, mark_altered): Likewise.
12764 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
12765 insert_var_expansion_initialization,
12766 combine_var_copies_in_loop_exit, apply_opt_in_copies,
12767 release_var_copies): Likewise.
12768 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
12769 analyze_matrix_decl, add_allocation_site, analyze_transpose,
12770 analyze_accesses_for_phi_node, check_var_notmodified_p,
12771 check_allocation_function, find_sites_in_func,
12772 record_all_accesses_in_func, transform_access_sites,
12773 transform_allocation_sites): Likewise.
12774 * omp-low.c (new_omp_region, create_omp_child_function_name,
12775 check_omp_nesting_restrictions, check_combined_parallel,
12776 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
12777 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
12778 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
12779 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
12781 * opts-common.c (prune_options): Likewise.
12782 * opts.c (add_input_filename, print_filtered_help,
12783 get_option_state): Likewise.
12784 * params.c (add_params): Likewise.
12785 * passes.c (set_pass_for_id, next_pass_1,
12786 do_per_function_toporder, pass_fini_dump_file): Likewise.
12787 * postreload.c (reload_cse_simplify_operands): Likewise.
12788 * predict.c (tree_predicted_by_p, tree_predict_edge,
12789 clear_bb_predictions, combine_predictions_for_bb): Likewise.
12791 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12793 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
12795 * recog.c (check_asm_operands, validate_change_1): Likewise.
12796 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
12797 subst_asm_stack_regs): Likewise.
12798 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
12799 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
12800 * regmove.c (reg_is_remote_constant_p): Likewise.
12801 * regrename.c (regrename_optimize, scan_rtx_reg,
12802 kill_clobbered_value, kill_set_value, kill_autoinc_value):
12804 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
12805 regstat_compute_calls_crossed): Likewise.
12806 * reload1.c (init_reload, new_insn_chain,
12807 has_nonexceptional_receiver, reload, copy_reloads,
12808 calculate_needs_all_insns, init_elim_table): Likewise.
12809 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
12810 * rtl.c (shallow_copy_rtx_stat): Likewise.
12811 * rtlanal.c (parms_set): Likewise.
12812 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
12813 sbitmap_resize, sbitmap_vector_alloc): Likewise.
12814 * sched-ebb.c (earliest_block_with_similiar_load,
12815 add_deps_for_risky_insns): Likewise.
12816 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
12817 schedule_region): Likewise.
12818 * see.c (eq_descriptor_pre_extension,
12819 hash_descriptor_pre_extension, hash_del_pre_extension,
12820 eq_descriptor_properties, hash_descriptor_properties,
12821 hash_del_properties, see_seek_pre_extension_expr,
12822 see_initialize_data_structures, see_print_register_properties,
12823 see_print_pre_extension_expr, see_delete_merged_def_extension,
12824 see_delete_unmerged_def_extension, see_emit_use_extension,
12825 see_pre_delete_extension, see_map_extension, see_commit_changes,
12826 see_analyze_merged_def_local_prop,
12827 see_analyze_merged_def_local_prop,
12828 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
12829 see_set_prop_merged_def, see_set_prop_unmerged_def,
12830 see_set_prop_unmerged_use, see_print_one_extension,
12831 see_merge_one_use_extension, see_merge_one_def_extension,
12832 see_store_reference_and_extension, see_update_uses_relevancy,
12833 see_update_defs_relevancy): Likewise.
12834 * statistics.c (hash_statistics_hash, hash_statistics_eq,
12835 hash_statistics_free, curr_statistics_hash): Likewise.
12836 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
12837 expand_asm_operands, expand_return, case_bit_test_cmp,
12838 expand_case): Likewise.
12839 * stor-layout.c (start_record_layout): Likewise.
12840 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
12841 gt_pch_save_stringpool): Likewise.
12842 * tree-data-ref.c (hash_stmt_vertex_info,
12843 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
12844 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
12846 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
12849 * config/i386/i386.md : Change constraints of HImode and QImode
12850 immediate operands from "i" to "n". Change SImode "ni" constraint to
12851 "i" and SImode "rmi" constraint to "g". Remove all constraints
12852 from const0_operand and const1_operand predicated operands.
12853 (i): Change QImode and HImode attribute from "i" to "n".
12854 (*subqi_2): Change HImode operands to QImode.
12857 2008-06-25 Olivier Hainque <hainque@adacore.com>
12859 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
12862 2008-06-25 Richard Guenther <rguenther@suse.de>
12864 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
12865 not overflow the result type.
12867 2008-06-25 Richard Guenther <rguenther@suse.de>
12869 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
12870 (vn_lookup): Likewise.
12872 2008-06-25 Richard Guenther <rguenther@suse.de>
12874 PR tree-optimization/35518
12875 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
12876 * tree-sra.c (instantiate_element): Use fold_build3 to build
12878 (try_instantiate_multiple_fields): Likewise.
12880 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12882 * config/rs6000/rs6000.md: Change all string instruction's clobber to
12885 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12887 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
12888 use_backchain_to_restore_sp to true
12889 if the offset of the link register save area would go over the 32k - 1
12890 offset limit of the load
12893 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
12895 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
12896 anchor for the type-punning blurb. Cross-reference "Structures
12897 unions enumerations and bit-fields implementation". Provide a
12898 cast-through-pointer example. Make final sentence self-contained.
12899 * doc/implement-c.texi (Structures unions enumerations and
12900 bit-fields implementation): Cross-reference the type-punning blurb
12901 in the -fstrict-aliasing documentation.
12903 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12905 PR middle-end/36594
12906 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
12907 the memory instead of the memory itself for the save area.
12909 2008-06-24 Olivier Hainque <hainque@adacore.com>
12910 Nicolas Roche <roche@adacore.com>
12912 * gengtype.c (srcdir_len): size_t instead of int.
12913 (get_file_realbasename): New function. For F a filename, the real
12914 basename of F, with all the path components stripped.
12915 (get_file_srcdir_relative_path): New function. For F a filename, the
12916 relative path to F from $(srcdir).
12917 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
12918 get_file_realbasename. Adjust the head comment.
12919 (get_prefix_langdir_index): New function. For F a filename, return the
12920 lang_dir_names[] relative index of the language directory that is
12922 (get_file_langdir): For F a filename, return the name of the language
12923 directory where F is located.
12924 (get_file_gtfilename): New function. The gt- output file name for an
12926 (get_output_file_with_visibility): Replace in-line computations with
12927 uses of get_file_gtfilename and get_prefix_langdir_index.
12928 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
12930 2008-06-24 Jakub Jelinek <jakub@redhat.com>
12932 PR tree-optimization/36504
12933 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
12934 references without base address.
12936 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12938 PR middle-end/36584
12939 * calls.c (expand_call): Increase alignment for recursive functions.
12941 2008-06-23 Anatoly Sokolov <aesok@post.ru>
12943 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
12944 (TARGET_FUNCTION_VALUE): New define.
12945 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
12946 * config/avr/avr.h (FUNCTION_VALUE): Remove.
12948 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12950 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
12951 (fmod<mode>3): Ditto.
12952 (remainderxf3): Ditto.
12953 (remainder<mode>3): Ditto.
12955 2008-06-23 Jakub Jelinek <jakub@redhat.com>
12958 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
12959 REG is a hard register.
12961 PR tree-optimization/36508
12962 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
12963 499, don't check it at all in release compilers.
12965 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12967 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
12968 together with SSE_TARGET_MATH to disable insn pattern.
12969 (*fop_<MODEF:mode>_2_i387): Ditto.
12970 (*fop_<MODEF:mode>_3_i387): Ditto.
12972 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
12974 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
12976 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12978 PR middle-end/34906
12979 * gimplify.c (gimplify_asm_expr): Check the return code of
12980 parse_output_constraint call, set function return and is_inout
12981 value if it failed.
12983 2008-06-22 Ian Lance Taylor <iant@google.com>
12985 * c-lex.c (narrowest_unsigned_type): Change itk to int.
12986 (narrowest_signed_type): Likewise.
12987 * c-typeck.c (c_common_type): Change local variable mclass to enum
12989 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
12990 tcc_comparison, not the tree code itself.
12991 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
12992 (c_expand_expr): Cast modifier to enum expand_modifier.
12993 * c-common.h (C_RID_CODE): Add casts.
12994 (C_SET_RID_CODE): Define.
12995 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
12996 (c_lex_one_token): Add cast to avoid warning.
12997 (c_parser_objc_type_name): Rename local typename to type_name.
12998 (check_no_duplicate_clause): Change code parameter to enum
13000 (c_parser_omp_var_list_parens): Change kind parameter to enum
13002 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
13003 c_parser_omp_list_var_parens.
13004 (c_parser_omp_threadprivate): Likewise.
13005 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
13006 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
13007 * c-format.c (NO_FMT): Define.
13008 (printf_length_specs): Use NO_FMT.
13009 (asm_fprintf_length_specs): Likewise.
13010 (gcc_diag_length_specs): Likewise.
13011 (scanf_length_specs): Likewise.
13012 (strfmon_length_specs): Likewise.
13013 (gcc_gfc_length_specs): Likewise.
13014 (printf_flag_specs): Change 0 to STD_C89.
13015 (asm_fprintf_flag_specs): Likewise.
13016 (gcc_diag_flag_specs): Likewise.
13017 (gcc_cxxdiag_flag_specs): Likewise.
13018 (scanf_flag_specs): Likewise.
13019 (strftime_flag_specs): Likewise.
13020 (strfmon_flag_specs): Likewise.
13021 (print_char_table): Likewise.
13022 (asm_fprintf_char_table): Likewise.
13023 (gcc_diag_char_table): Likewise.
13024 (gcc_tdiag_char_table): Likewise.
13025 (gcc_cdiag_char_table): Likewise.
13026 (gcc_cxxdiag_char_table): Likewise.
13027 (gcc_gfc_char_table): Likewise.
13028 (scan_char_table): Likewise.
13029 (time_char_table): Likewis.
13030 (monetary_char_table): Likewise.
13031 * c-format.h (BADLEN): Likewise.
13033 2008-06-21 Ian Lance Taylor <iant@google.com>
13035 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
13036 Define END_OF_BASE_TREE_CODES around inclusion.
13037 * tree.c (tree_code_type): New global array.
13038 (tree_code_length, tree_code_name): Likewise.
13039 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
13040 $(lang_tree_files).
13041 (all-tree.def, s-alltree): New targets.
13042 (gencheck.h, s-gencheck): Remove.
13043 (tree.o): Depend upon all-tree.def.
13044 (build/gencheck.o): Remove gencheck.h dependency.
13045 (mostlyclean): Don't remove gencheck.h.
13046 * c-common.h (enum c_tree_code): Remove.
13047 * c-lang.c (tree_code_type): Remove.
13048 (tree_code_length, tree_code_name): Remove.
13049 * gencheck.c (tree_codes): Include all-tree.def, rather than
13050 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
13052 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
13054 * cp/cp-tree.h (enum cplus_tree_code): Remove.
13055 (operator_name_info): Size to MAX_TREE_CODES.
13056 (assignment_operator_name_info): Likewise.
13057 * cp/cp-lang.c (tree_code_type): Remove.
13058 (tree_code_length, tree_code_name): Remove.
13059 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
13060 (assignment_operator_name_info): Likewise.
13061 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
13063 * cp/mangle.c (write_expression): Likewise.
13064 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
13065 * fortran/f95-lang.c (tree_code_type): Remove.
13066 (tree_code_length, tree_code_name): Remove.
13067 * java/java-tree.h (enum java_tree_code): Remove.
13068 * java/lang.c (tree_code_type): Remove.
13069 (tree_code_length, tree_code_name): Remove.
13070 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
13071 * objc/objc-act.h (enum objc_tree_code): Remove.
13072 * objc/objc-lang.c (tree_code_type): Remove.
13073 (tree_code_length, tree_code_name): Remove.
13074 * objcp/objcp-lang.c (tree_code_type): Remove.
13075 (tree_code_length, tree_code_name): Remove.
13076 * ada/ada-tree.h (enum gnat_tree_code): Remove.
13077 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
13078 * ada/misc.c (tree_code_type): Remove.
13079 (tree_code_length, tree_code_name): Remove.
13081 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
13083 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
13084 the grand_bitmap_obstack.
13086 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13088 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
13089 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
13090 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
13091 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
13092 move_stmt_r, new_label_mapper): Likewise.
13093 * tree-complex.c (cvc_lookup): Likewise.
13094 * tree-dfa.c (create_function_ann): Likewise.
13095 * tree-dump.c (dump_register): Likewise.
13096 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
13097 find_phi_replacement_condition): Likewise.
13098 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
13099 tree_function_versioning): Likewise.
13100 * tree-into-ssa.c (cmp_dfsnum): Likewise.
13101 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
13102 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
13103 get_nonlocal_debug_decl, convert_nonlocal_reference,
13104 convert_nonlocal_omp_clauses, get_local_debug_decl,
13105 convert_local_reference, convert_local_omp_clauses,
13106 convert_nl_goto_reference, convert_nl_goto_receiver,
13107 convert_tramp_reference, convert_call_expr): Likewise.
13108 * tree-outof-ssa.c (contains_tree_r): Likewise.
13109 * tree-parloops.c (reduction_phi, initialize_reductions,
13110 eliminate_local_variables_1, add_field_for_reduction,
13111 add_field_for_name, create_phi_for_local_result,
13112 create_call_for_reduction_1, create_loads_for_reductions,
13113 create_stores_for_reduction, create_loads_and_stores_for_name):
13115 * tree-phinodes.c (allocate_phi_node): Likewise.
13116 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
13117 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
13118 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
13119 * tree-ssa-coalesce.c (compare_pairs): Likewise.
13120 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
13121 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
13122 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
13123 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13124 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
13125 vn_nary_op_insert): Likewise.
13126 * tree-ssa.c (redirect_edge_var_map_add,
13127 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
13128 * tree-vectorizer.c (vectorize_loops): Likewise.
13129 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
13130 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
13131 tree_cons_stat, build1_stat, build_variant_type_copy,
13132 decl_init_priority_lookup, decl_fini_priority_lookup,
13133 decl_priority_info, decl_restrict_base_lookup,
13134 decl_restrict_base_insert, decl_debug_expr_lookup,
13135 decl_debug_expr_insert, decl_value_expr_lookup,
13136 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
13137 type_hash_add, get_file_function_name, tree_check_failed,
13138 tree_not_check_failed, tree_range_check_failed,
13139 omp_clause_range_check_failed, build_omp_clause,
13140 build_vl_exp_stat): Likewise.
13141 * value-prof.c (gimple_histogram_value,
13142 gimple_duplicate_stmt_histograms): Likewise.
13143 * var-tracking.c (attrs_list_insert, attrs_list_copy,
13144 unshare_variable, variable_union_info_cmp_pos, variable_union,
13145 dataflow_set_different_1, dataflow_set_different_2,
13146 vt_find_locations, variable_was_changed, set_variable_part,
13147 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
13148 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
13149 section_entry_hash, object_block_entry_eq,
13150 object_block_entry_hash, create_block_symbol,
13151 initialize_cold_section_name, default_function_rodata_section,
13152 strip_reg_name, set_user_assembler_name, const_desc_eq,
13153 build_constant_desc, output_constant_def, lookup_constant_def,
13154 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13155 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13156 default_internal_label): Likewise.
13157 * varray.c (varray_init, varray_grow): Likewise.
13158 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13160 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13162 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13163 operators for "test" insn. Macroize insn using SWI mode macro.
13164 (*jcc_fused_2): Ditto.
13165 (*jcc_fused_3): Macroize insn using SWI mode macro.
13166 (*jcc_fused_4): Ditto.
13168 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13170 * tree-ssa-pre.c: Fix typo in comment.
13171 (init_antic, fini_antic): Add explicit funtions for
13172 initializing and deinitializing ANTIC and AVAIL sets.
13173 (create_expression_by_pieces): Fix typo in comment.
13174 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13175 (execute_pre): Eventually dump details about ANTIC_IN.
13177 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13179 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13180 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13181 add_to_obstack, file_at_path, find_a_file, execute,
13182 add_preprocessor_option, add_assembler_option, add_linker_option,
13183 process_command, insert_wrapper, do_option_spec, do_self_spec,
13184 spec_path, do_spec_1, is_directory, main, used_arg,
13185 getenv_spec_function): Likewise.
13186 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13187 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13190 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13192 * doc/rtl.texi: Updated subreg section.
13194 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13197 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13198 node->needed and node->reachable.
13199 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13200 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13201 (expand_task_call): Don't call expand_task_copyfn.
13202 (expand_task_copyfn): Renamed to...
13203 (finalize_task_copyfn): ... this.
13205 2008-06-19 Jan Hubicka <jh@suse.cz>
13207 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13208 clobbering framepointer.
13210 2008-06-19 Jan Hubicka <jh@suse.cz>
13212 * tree-optimize.c (execute_early_local_optimizations): Set
13213 cgraph_state only at first invocation.
13215 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13217 * system.h (-Wc++-compat): Activate as a warning, no an error.
13219 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13221 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13222 instead of "#" in insn asm template.
13223 (*jcc_fused_2): Ditto.
13225 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13227 * config/i386/i386.h (ix86_tune_indices)
13228 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13229 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13230 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13231 (*jcc_fused_2): Ditto.
13232 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13233 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13234 (print operand): Handle 'E' and 'e' code.
13236 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13238 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13239 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13240 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13242 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13244 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13246 (cgraph_expand_function): Use local copy of decl.
13247 (cgraph_expand_all_functions): Remove redundant initialization of
13249 (cgraph_optimize): Reword internal_error message.
13251 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13253 * arm-protos.h (arm_return_in_memory): Remove public
13254 arm_return_in_memory() prototype.
13255 * arm.c (arm_return_in_memory): Add static prototype, add target
13256 hook macro, change definition and comments.
13257 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13259 2008-06-19 Ben Elliston <bje@au.ibm.com>
13261 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13262 real.c: Remove references to IEEE 754R.
13263 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13264 * doc/libgcc.texi (Decimal float library routines): Likewise.
13266 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13268 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13269 (default_unwind_word_mode): Add prototype.
13270 * targhooks.c (default_unwind_word_mode): New function.
13271 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13272 instead of word_mode.
13273 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13274 (TARGET_INITIALIZER): Use it.
13276 * c-common.c (handle_mode_attribute): Support "unwind_word"
13278 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13280 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13281 word_mode to access SjLj_Function_Context member "data".
13282 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13283 conversion from targetm.eh_return_filter_mode () to
13284 targetm.unwind_word_mode () if they differ.
13286 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13287 (BT_FN_UNWINDWORD_PTR): New function type.
13288 (BT_FN_WORD_PTR): Remove.
13289 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13290 * except.c (expand_builtin_extend_pointer): Convert pointer to
13291 targetm.unwind_word_mode () instead of word_mode.
13293 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13294 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13295 (spu_unwind_word_mode): New function.
13296 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13297 (TARGET_UNWIND_WORD_MODE): Define.
13298 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13300 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13302 * config/spu/spu.c (reg_align): Remove.
13303 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13304 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13305 (spu_split_store): Likewise.
13307 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13309 * gcc/tree-vn.c: Fix typo in comment.
13311 2008-06-18 Jan Hubicka <jh@suse.cz>
13313 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13314 toplevel reorder too.
13316 2008-06-18 Jan Hubicka <jh@suse.cz>
13318 * c-opts.c (c_common_post_options): PCH is not compatible with
13320 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13321 -fno-toplevel-reorder by default now.
13323 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13325 PR documentation/30739
13326 * doc/install.texi (Prerequisites): Document dependency on awk.
13328 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13329 Ian Lance Taylor <iant@google.com>
13331 PR rtl-optimization/35604
13332 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13333 only want to change jump destinations, not eventual label comparisons.
13335 2008-06-16 Jan Hubicka <jh@suse.cz>
13337 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13339 (cgraph_analyze_function): Likewise.
13341 2008-06-16 Jan Hubicka <jh@suse.cz>
13343 * cgraph.h (cgraph_mark_if_needed): New function.
13344 * cgraphunit.c (cgraph_mark_if_needed): New function.
13345 * c-decl.c (duplicate_decl): Use it.
13347 2008-06-16 Jan Hubicka <jh@suse.cz>
13349 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13352 2008-06-16 Jan Hubicka <jh@suse.cz>
13354 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13356 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13357 Kazu Hirata <kazu@codesourcery.com>
13358 Maxim Kuvyrkov <maxim@codesourcery.com
13360 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13361 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13362 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13363 EXTRA_SPEC_FUNCTIONS.
13364 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13365 (DRIVER_SELF_SPECS): Adjust.
13366 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13367 * config/mips/st.h, config/mips/t-st: New.
13368 * config/mips/driver-native.c, config/mips/x-native: New.
13369 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13372 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13374 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13376 (ISA_HAS_FP_CONDMOVE): New macro.
13377 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13378 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13379 (ISA_HAS_NMADD3_NMSUB3): New macro.
13380 * config/mips/mips.c (mips_rtx_costs): Update.
13381 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13382 compiling for ST Loongson 2E/2F.
13383 (madd<mode>): Rename to madd4<mode>. Update.
13384 (madd3<mode>): New pattern.
13385 (msub<mode>): Rename to msub4<mode>. Update.
13386 (msub3<mode>): New pattern.
13387 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13388 (nmadd3<mode>): New pattern.
13389 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13390 (nmadd3<mode>_fastmath): New pattern.
13391 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13392 (nmsub3<mode>): New pattern.
13393 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13394 (nmsub3<mode>_fastmath): New pattern.
13395 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13397 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13399 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13400 (DF_REF_INSN_INFO): New.
13401 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13402 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13403 with a NULL DF_REF_INSN_INFO.
13404 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13406 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13407 DF_INSN_INFO_EQ_USES): New.
13408 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13409 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13410 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13411 * df-core.c: Update comment for above changes.
13412 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13413 DF_INSN_UID_* macros.
13414 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13415 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13416 insn rtx. Update all callers.
13417 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13418 df_ref_create_structure, df_insn_refs_collect): Likewise.
13419 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13420 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13421 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13422 macros to access the insn refs.
13423 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13424 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13425 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13426 for accessing the refs.
13427 (try_fwprop_subst): Likewise.
13428 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13429 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13430 for accessing the refs.
13431 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13432 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13433 to look at the insn refs.
13434 (record_uses): Likewise.
13435 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13437 (mark_artificial_uses): Don't mark_insn for artificial refs.
13438 (mark_reg_rependencies): Likewise.
13440 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13442 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13444 * configure: Regenerate.
13446 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13448 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13449 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13450 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13452 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13454 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13455 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13456 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13458 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13460 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13461 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13462 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13464 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13466 * tree-ssa-sccvn.c: Fix format of comments.
13468 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13470 * cgraph.c: Remove unneeded forward declarations of eq_node()
13473 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13475 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13477 (see_update_relevancy): Likewise.
13478 * fwprop.c (try_fwprop_subst): Likewise.
13479 * rtlanal.c (noop_move_p): Likewise.
13480 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13481 notes to non-existing libcall blocks.
13482 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13484 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13485 (dead_libcall_p): Remove.
13486 (delete_trivially_dead_insns): Don't use it.
13487 * web.c (union_defs): Remove comment about keeping nops.
13488 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13489 (compute_hash_table_work): Don't track libcall notes.
13490 (do_local_cprop): Don't take libcall pointers. Don't update
13492 (adjust_libcall_notes): Deleted.
13493 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13494 ever have existed in the first place).
13495 (replace_store_insn): Don't try to remove libcall notes.
13496 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13497 (resolve_reg_notes): Don't call them.
13498 (resolve_simple_move): Likewise.
13499 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13500 Don't remove REG_RETVAL notes.
13501 * emit-rtl.c (try_split): Don't update libcall notes.
13502 (emit_copy_of_insn_after): Dito.
13503 * cselib.c (cselib_current_insn_in_libcall): Remove.
13504 (cselib_process_insn): Don't set/clear it.
13505 (new_elt_loc_list): Don't record it.
13506 (cselib_init): Don't initialize it.
13507 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13508 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13510 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13511 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13512 (init_deps): Don't initialize it.
13513 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13514 * combine.c (delete_noop_moves): Don't update libcall notes.
13515 (can_combine_p): Remove now pointless #if 0 block.
13516 (try_combine): Remove another obsolete #if 0 block.
13517 (distribute_notes): Don't distribute libcall notes.
13518 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13519 * dce.c (libcall_dead_p): Remove.
13520 (delete_unmarked_insns): Don't handle libcall blocks.
13521 (preserve_libcall_for_dce): Remove.
13522 (prescan_insns_for_dce): Don't special-case libcall block insns.
13523 * reload1 (reload): Don't handle libcall notes.
13524 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13527 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13529 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13530 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13531 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13533 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13535 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13536 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13537 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13539 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13541 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13543 2008-06-16 Ira Rosen <irar@il.ibm.com>
13545 PR tree-optimization/36493
13546 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13547 the arguments list. Use VECTYPE to create vector pointer.
13548 (vectorizable_store): Fail if accesses through a pointer to vectype
13549 do not alias the original memory reference operands.
13550 Call vect_create_data_ref_ptr without the removed argument.
13551 (vectorizable_load): Likewise.
13552 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13555 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13558 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13559 reg_equiv_constant.
13561 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13563 * config/mips/loongson2ef.md: New file.
13564 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13565 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13566 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13567 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13568 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13570 (loongson2ef.md): New include.
13571 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13572 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13573 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13574 (loongson_gt_<mode>, loongson_extract_halfword)
13575 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13576 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13577 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13578 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
13579 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
13580 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
13581 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
13582 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
13583 (vec_interleave_low<mode>): Define type attribute.
13584 * config/mips/mips.c (mips_ls2): New static variable.
13585 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
13586 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
13587 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
13588 Implement target scheduling hooks.
13589 (mips_multipass_dfa_lookahead): Update to handle tuning for
13591 (mips_sched_init): Initialize data for Loongson scheduling.
13592 (mips_ls2_variable_issue): New static function.
13593 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
13595 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
13596 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
13597 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
13598 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
13599 Handle ST Loongson 2E/2F cores.
13600 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
13602 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13604 * omp-low.c (extract_omp_for_data): Fix comment typo.
13607 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13609 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
13610 FIXME note about gcc/config.guess.
13611 * doc/options.texi (Option file format): Remove non-ASCII bytes.
13612 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
13613 * doc/cppopts.texi: Likewise.
13614 * doc/extend.texi: Likewise.
13615 * doc/gcc.texi: Likewise.
13616 * doc/gccint.texi: Likewise.
13617 * doc/gcov.texi: Likewise.
13618 * doc/gty.texi: Likewise.
13619 * doc/hostconfig.texi: Likewise.
13620 * doc/install.texi: Likewise.
13621 * doc/invoke.texi: Likewise.
13622 * doc/loop.texi: Likewise.
13623 * doc/makefile.texi: Likewise.
13624 * doc/md.texi: Likewise.
13625 * doc/passes.texi: Likewise.
13626 * doc/tm.texi: Likewise.
13627 * doc/tree-ssa.texi: Likewise.
13628 * doc/trouble.texi: Likewise.
13630 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
13631 Nathan Sidwell <nathan@codesourcery.com>
13632 Maxim Kuvyrkov <maxim@codesourcery.com>
13633 Richard Sandiford <rdsandiford@googlemail.com>
13635 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
13636 * config/mips/mips-protos.h (mips_expand_vector_init): New.
13637 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
13639 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
13640 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
13641 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
13643 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
13644 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
13645 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
13646 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
13647 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
13648 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
13649 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
13650 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
13651 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
13652 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
13653 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
13654 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
13655 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
13656 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
13657 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
13658 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
13659 (mips_builtins): Add Loongson builtins.
13660 (mips_loongson_2ef_bdesc): New.
13661 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
13662 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
13663 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
13664 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
13666 (mips_expand_vector_init): New.
13667 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
13668 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
13670 * config/mips/mips.md: Add unspec numbers for Loongson
13671 builtins. Include loongson.md.
13672 (MOVE64): Include Loongson vector modes.
13673 (SPLITF): Include Loongson vector modes.
13674 (HALFMODE): Handle Loongson vector modes.
13675 * config/mips/loongson.md: New.
13676 * config/mips/loongson.h: New.
13677 * config.gcc: Add loongson.h header for mips*-*-* targets.
13678 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
13680 2008-06-14 Joseph Myers <joseph@codesourcery.com>
13682 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
13683 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
13684 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
13685 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
13686 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
13687 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
13688 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
13689 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
13690 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
13691 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
13692 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
13693 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
13694 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
13695 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
13696 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
13697 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
13698 Remove use_fixproto=yes.
13699 (ia64*-*-hpux*): Remove comment about using fixproto.
13700 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
13702 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13704 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
13706 * configure: Regenerate.
13708 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
13710 PR middle-end/36520
13711 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
13712 before evaluating it.
13714 2008-06-13 Jakub Jelinek <jakub@redhat.com>
13717 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
13718 nested inline functions.
13719 (start_decl, start_function): Don't invert DECL_EXTERNAL
13720 for nested inline functions.
13722 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13724 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
13725 splits that must be made for correctness.
13727 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13729 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
13730 (AVAIL_NON_MIPS16): Likewise.
13731 (mips_builtin_description): Replace target_flags with a predicate.
13732 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
13733 (dspr2_32): New availability predicates.
13734 (MIPS_BUILTIN): New macro.
13735 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
13736 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
13737 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
13738 Replace the TARGET_FLAGS parameters with AVAIL parameters.
13739 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
13740 (mips_dsp_32only_bdesc): Merge into...
13741 (mips_builtins): ...this new array.
13742 (mips_bdesc_map, mips_bdesc_arrays): Delete.
13743 (mips_init_builtins): Update after above changes.
13744 (mips_expand_builtin_1): Merge into...
13745 (mips_expand_builtin): ...here and update after above changes.
13747 2008-06-12 Paul Brook <paul@codesourcery.com>
13749 * longlong.h (__arm__): Define count_leading_zeros.
13750 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
13751 (clzsi2, clzdi2): New functions.
13752 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
13753 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
13754 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
13755 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
13756 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
13757 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
13758 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
13759 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
13760 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
13761 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
13763 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
13765 * config/m68k/m68k.c (m68k_tune_flags): New.
13766 (override_options): Compute m68k_tune_flags.
13767 (MULL_COST, MULW_COST): Update for various variants of CFV2.
13768 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
13770 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13772 PR middle-end/36506
13773 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
13775 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13777 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
13778 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
13780 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13782 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
13783 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
13785 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13787 PR middle-end/36506
13788 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
13791 2008-06-12 Richard Guenther <rguenther@suse.de>
13793 PR tree-optimization/36345
13794 * tree-flow.h (struct ptr_info_def): Align escape_mask,
13795 add memory_tag_needed flag.
13796 (may_alias_p): Declare.
13797 * tree-ssa-alias.c (may_alias_p): Export.
13798 (set_initial_properties): Use memory_tag_needed flag.
13799 (update_reference_counts): Likewise.
13800 (reset_alias_info): Reset memory_tag_needed flag.
13801 (create_name_tags): Check memory_tag_needed flag.
13802 (dump_points_to_info_for): Dump it.
13803 * tree-ssa-structalias.c (struct variable_info): Remove
13804 directly_dereferenced flag.
13805 (new_var_info): Do not initialize it.
13806 (process_constraint_1): Do not set it.
13807 (update_alias_info): Set is_dereferenced flag.
13808 (set_uids_in_ptset): Use may_alias_p.
13809 (set_used_smts): Check memory_tag_needed flag.
13810 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
13811 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
13812 memory_tag_needed flag.
13813 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
13814 from broken design.
13816 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
13818 * config/i386/i386.c (ix86_compute_frame_layout): Disable
13819 red zone for w64 abi.
13820 (ix86_expand_prologue): Likewise.
13821 (ix86_force_to_memory): Likewise.
13822 (ix86_free_from_memory): Likewise.
13824 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
13827 * config/rs6000/rs6000.c (rs6000_override_options): Set
13828 rs6000_isel conditionally to the absence of comand line override.
13829 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13830 Remove duplicate rs6000_isel setting.
13831 * config/rs6000/eabispe.h: Ditto.
13833 2008-06-11 Richard Guenther <rguenther@suse.de>
13835 * alias.c (get_alias_set): Use the element alias-set for arrays.
13836 (record_component_aliases): For arrays and vectors do nothing.
13837 * c-common.c (strict_aliasing_warning): Handle the cases
13838 of alias set zero explicitly.
13839 * Makefile.in (dfp.o-warn): Add -Wno-error.
13841 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13843 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
13845 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
13846 tune_32 tune_64 to supported_defaults. Allow values not
13847 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
13848 x86_64. Do not override cpu_32 or cpu_64 values from target name.
13849 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
13850 with_cpu_64 to generic for 64-bit-supporting configurations, not
13851 with_cpu. Remove FIXMEs.
13852 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
13853 --with-arch-64, --with-tune-32, --with-tune-64): Document.
13854 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
13855 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
13856 arch_32 and arch_64.
13858 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
13859 Olivier Hainque <hainque@adacore.com>
13861 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
13862 Use DECL_SIZE_UNIT to retrieve the size of the field.
13864 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13866 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
13867 with function calls after declarations. Lay out
13868 neon_float_type_node before further use.
13870 2008-06-11 Richard Guenther <rguenther@suse.de>
13872 * tree-flow.h (may_point_to_global_var): Declare.
13873 * tree-ssa-alias.c (may_point_to_global_var): New function.
13874 * tree-ssa-sink.c (is_hidden_global_store): Use it.
13876 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
13878 * configure.ac: Teach that fido supports .debug_line.
13879 * configure: Regenerate.
13881 2008-06-10 Tom Tromey <tromey@redhat.com>
13883 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
13886 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13888 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
13889 (encode_decimal64, decode_decimal64, encode_decimal128,
13890 decode_decimal128): Reverse order of 32-bit parts of value if host
13891 and target endianness differ.
13893 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
13895 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
13896 Avoid division by 0.
13897 (tree_mod_pow2_value_transform): Likewise.
13898 (tree_ic_transform): Likewise.
13899 (tree_stringops_transform): Likewise.
13900 (tree_mod_subtract_transform): Likewise.
13901 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
13902 (copy_edges_for_bb): Likewise.
13903 (initialize_cfun): Likewise.
13905 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13907 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
13908 nonmemory_operand. Add "N" operand constraint.
13910 (*jcc_btdi_mask_rex64): New instruction and split pattern.
13911 (*jcc_btsi_mask): Ditto.
13912 (*jcc_btsi_mask_1): Ditto.
13914 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13916 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
13917 TYPE_CANONICAL for copied element type.
13919 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13922 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
13923 Add m_CORE2 and m_GENERIC.
13924 * config/i386/predicates.md (bt_comparison_operator): New predicate.
13925 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
13927 (*jcc_btdi_rex64): New instruction and split pattern.
13928 (*jcc_btsi): Ditto.
13929 (*jcc_btsi_1): Ditto.
13930 (*btsq): Fix Intel asm dialect operand order.
13934 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
13936 PR middle-end/36447
13937 * simplify-rtx.c (simplify_subreg): Add check for shift count
13940 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
13942 * doc/md.texi: Synchronize with later constraints.md change.
13943 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
13944 with a C implementation.
13945 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
13947 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
13948 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
13949 when moving to and from MD_REGNUM.
13950 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
13951 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
13952 Handle byte and halfword moves.
13953 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
13955 * config/mips/constraints.md (h): Turn into NO_REGS.
13956 (l, x): Update documentation.
13957 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
13958 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
13959 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
13960 (HILO): New mode iterator.
13962 (any_div): New code iterator.
13963 (u): Extend code attribute to div and udiv.
13964 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
13965 d_operand in the splitters. Remove redundant CONST_INT checks.
13966 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
13967 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
13968 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
13969 accordingly, using normal moves instead of unspecs to move LO into
13970 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
13971 (<u>mulsidi3): Handle expansion in C code.
13972 (<u>mulsidi3_32bit_internal): Rename to...
13973 (<u>mulsidi3_32bit): ...this.
13974 (<u>mulsidi3_32bit_r4000): Fix insn separator.
13975 (*<u>mulsidi3_64bit): Rename to...
13976 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
13977 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
13978 to set LO and HI to the multiplication result. Use a normal move
13979 for MFLO and an unspec for MFHI.
13980 (*<u>mulsidi3_64bit_parts): Replace with...
13981 (<u>mulsidi3_64bit_hilo): ...this new instruction.
13982 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
13983 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
13984 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
13985 instead of HI. Split the instruction into a separate multiplication
13986 and MFHI if !TARGET_FIX_R4000.
13987 (<su>muldi3_highpart): Likewise.
13988 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
13989 and the "=h" clobber.
13990 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
13991 (<u>mulditi3): New expander.
13992 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
13993 (madsi): Remove "=h" clobber.
13994 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
13995 Force the modulus result to be a GPR and split the instruction into
13996 a division followed by an MFHI after reload.
13997 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
13998 (*lea_high64): Use d_operand in the define_peephole2. Likewise
13999 the MIPS16 HIGH define_split.
14000 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
14001 of acc<->gpr moves to "multi".
14002 (*movdi_64bit): Replace the single "x" alternative with
14003 alternatives for moving into and out of "a".
14004 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
14005 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
14006 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
14007 Use d_operand in the splitters. Remove redundant CONST_INT checks.
14008 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
14009 (movti): New expander.
14010 (*movti, *movti_mips16): New insns.
14011 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
14012 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
14013 (mthi<GPR:mode>_<HILO:mode>): Likewise.
14014 * config/mips/predicates.md (fpr_operand): Delete.
14015 (d_operand): New predicate.
14017 2008-06-09 Michael Meissner <michael.meissner@amd.com>
14019 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
14020 failure on some Bourne shells.
14021 (x86_64-*-*): Ditto.
14023 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
14025 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
14027 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
14029 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
14030 (sparc-sun-solaris2*): Likewise.
14032 2008-06-09 Arnaud Charlet <charlet@adacore.com
14034 * doc/install.texi: Update requirements to build the Ada compiler.
14036 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
14038 * df-scan.c (struct df_scan_problem_data): Remove the
14039 mw_link_pool alloc pool.
14040 (df_scan_free_internal): Don't free it.
14041 (df_scan_alloc): Don't allocate it.
14042 * df.h (struct df_link): Update comment.
14044 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
14046 * except.h: Correct checks for when SJLJ exceptions must be used.
14048 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14050 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
14053 2008-06-08 Joseph Myers <joseph@codesourcery.com>
14055 PR tree-optimization/36218
14056 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
14057 configure for the build system.
14058 (BUILD_LDFLAGS): Define.
14059 * configure: Regenerate.
14060 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
14062 2008-07-08 Anatoly Sokolov <aesok@post.ru>
14065 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
14066 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
14067 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
14069 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
14071 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
14073 2008-06-07 Joseph Myers <joseph@codesourcery.com>
14075 * config.gcc (Obsolete configurations): Remove list of
14077 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
14078 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
14079 targets matched by those patterns.
14080 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
14081 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
14082 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
14083 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
14084 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14085 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
14086 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
14087 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
14088 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
14089 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
14090 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
14091 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
14092 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
14093 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
14094 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
14095 Make code for Solaris 7 and greater unconditional for Solaris.
14096 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
14097 Remove --with-* handling.
14098 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
14099 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
14100 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
14101 LINK_OS_WINDISS_SPEC): Remove.
14102 * config/rs6000/sysv4.opt (mwindiss): Remove.
14103 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
14104 * configure: Regenerate.
14105 * doc/cpp.texi: Don't mention BeOS.
14106 * doc/extend.texi (interrupt): Don't mention MS1.
14107 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
14108 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
14109 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
14110 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
14111 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
14113 * doc/invoke.texi (MT Options): Remove.
14114 (-mwindiss): Remove.
14115 (CRIS Options): Remove cris-axis-aout references.
14116 (HPPA Options): Don't mention hppa1.1-*-pro.
14117 * doc/md.texi: (MorphoTech family): Remove.
14118 * libgcc2.c: Don't handle UWIN.
14119 * config/alpha/t-unicosmk: Remove.
14120 * config/alpha/unicosmk.h: Remove.
14121 * config/arm/kaos-arm.h: Remove.
14122 * config/arm/kaos-strongarm.h: Remove.
14123 * config/arm/strongarm-coff.h: Remove.
14124 * config/arm/strongarm-elf.h: Remove.
14125 * config/arm/strongarm-pe.h: Remove.
14126 * config/arm/t-strongarm-pe: Remove.
14127 * config/arm/t-xscale-coff: Remove.
14128 * config/arm/t-xscale-elf: Remove.
14129 * config/arm/xscale-coff.h: Remove.
14130 * config/arm/xscale-elf.h: Remove.
14131 * config/chorus.h: Remove.
14132 * config/cris/aout.h: Remove.
14133 * config/cris/aout.opt: Remove.
14134 * config/cris/t-aout: Remove.
14135 * config/i386/beos-elf.h: Remove.
14136 * config/i386/kaos-i386.h: Remove.
14137 * config/i386/ptx4-i.h: Remove.
14138 * config/i386/sco5.h: Remove.
14139 * config/i386/sco5.opt: Remove.
14140 * config/i386/sysv4-cpp.h: Remove.
14141 * config/i386/sysv5.h: Remove.
14142 * config/i386/t-beos: Remove.
14143 * config/i386/t-sco5: Remove.
14144 * config/i386/t-uwin: Remove.
14145 * config/i386/uwin.asm: Remove.
14146 * config/i386/uwin.h: Remove.
14147 * config/kaos.h: Remove.
14148 * config/mips/windiss.h: Remove.
14149 * config/mt: Remove directory.
14150 * config/pa/pa-osf.h: Remove.
14151 * config/pa/pa-pro-end.h: Remove.
14152 * config/pa/t-pro: Remove.
14153 * config/ptx4.h: Remove.
14154 * config/rs6000/beos.h: Remove.
14155 * config/rs6000/kaos-ppc.h: Remove.
14156 * config/rs6000/t-beos: Remove.
14157 * config/rs6000/windiss.h: Remove.
14158 * config/sh/kaos-sh.h: Remove.
14159 * config/sol2-6.h: Remove.
14160 * config/sparc/sol26-sld.h: Remove.
14161 * config/sparc/sysv4-only.h: Remove.
14162 * config/vax/bsd.h: Remove.
14163 * config/vax/t-memfuncs: Remove.
14164 * config/vax/ultrix.h: Remove.
14165 * config/vax/vaxv.h: Remove.
14166 * config/windiss.h: Remove.
14168 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14170 PR rtl-optimization/36438
14171 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14172 for vector shifts with constant scalar shift operands.
14174 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14176 * doc/invoke.texi: Document -march=xlr.
14177 * config/mips/xlr.md: New file.
14178 * config/mips/mips.md: Include it.
14180 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14181 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14182 (mips_rtx_cost_data): Likewise.
14184 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14186 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14187 PRE_INC and PRE_DEC cases.
14189 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14191 PR rtl-optimization/36419
14192 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14193 the emitting jump insn.
14196 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14197 is not bool, boolify the whole *expr_p and convert to the desired type.
14199 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14201 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14202 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14203 Add omp_private_outer_ref hook, add another argument to
14204 omp_clause_default_ctor hook.
14205 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14206 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14207 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14208 hook_tree_tree_tree_tree_null.
14209 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14210 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14211 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14212 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14213 * tree.def (OMP_TASK): New tree code.
14214 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14215 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14216 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14217 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14218 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14219 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14220 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14221 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14222 (OMP_DIRECTIVE_P): Add OMP_TASK.
14223 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14224 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14225 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14226 and OMP_CLAUSE_UNTIED entries.
14227 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14229 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14230 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14231 * tree-pretty-print.c (dump_omp_clause): Handle
14232 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14233 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14234 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14235 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14236 warning about unsigned iterators. Change decl/init/cond/incr
14237 arguments to TREE_VECs, check arguments for all collapsed loops.
14238 (c_finish_omp_taskwait): New function.
14239 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14241 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14242 default_function_array_conversion on init. Add par_clauses argument.
14243 If decl is present in parallel's lastprivate clause, change it to
14244 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14245 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14246 collapse count in clauses.
14247 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14248 c_parser_omp_for_loop callers.
14249 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14250 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14251 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14252 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14254 (c_parser_omp_clause_schedule): Handle schedule(auto).
14255 Include correct location in the error message.
14256 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14257 and PRAGMA_OMP_CLAUSE_UNTIED.
14258 (OMP_TASK_CLAUSE_MASK): Define.
14259 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14260 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14261 * tree-nested.c (convert_nonlocal_omp_clauses,
14262 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14263 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14264 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14265 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14267 (conver_nonlocal_reference, convert_local_reference,
14268 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14269 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14270 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14271 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14272 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14273 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14274 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14275 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14276 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14278 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14279 * c-common.h (c_finish_omp_taskwait): New prototype.
14280 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14281 * tree-parloops.c (create_parallel_loop): Create 1 entry
14282 vectors for OMP_FOR_{INIT,COND,INCR}.
14283 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14284 (make_edges): Handle OMP_TASK.
14285 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14286 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14287 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14288 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14289 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14290 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14291 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14292 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14293 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14294 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14295 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14296 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14297 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14298 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14299 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14300 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14301 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14302 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14303 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14304 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14305 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14306 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14307 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14308 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14309 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14310 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14311 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14312 original iterator is present in lastprivate clause or if
14313 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14314 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14315 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14316 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14317 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14318 if it is set, lookup var in outer contexts too. Handle
14319 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14320 to be implicitly determined firstprivate for task regions.
14321 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14322 if it is set, lookup var in outer contexts too. Set
14323 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14324 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14325 OMP_CLAUSE_UNTIED. Take region_type as last argument
14326 instead of in_parallel and in_combined_parallel.
14327 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14329 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14330 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14331 (new_omp_context): Set default_kind to
14332 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14333 (omp_region_type): New enum.
14334 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14335 fields, add region_type.
14336 (new_omp_context): Take region_type as argument instead of is_parallel
14337 and is_combined_parallel.
14338 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14339 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14340 ctx->is_combined_parallel checks.
14341 (gimplify_omp_task): New function.
14342 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14344 * omp-low.c (extract_omp_for_data): Use schedule(static)
14345 for schedule(auto). Handle pointer and unsigned iterators.
14346 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14347 Add loops argument. Extract data for collapsed OMP_FOR loops.
14348 (expand_parallel_call): Assert sched_kind isn't auto,
14349 map runtime schedule to index 3.
14350 (struct omp_for_data_loop): New type.
14351 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14352 Add loop, loops, collapse and iter_type fields.
14353 (workshare_safe_to_combine_p): Disallow combined for if
14354 iter_type is unsigned long long. Don't combine collapse > 1 loops
14355 unless all bounds and steps are constant. Adjust extract_omp_for_data
14357 (expand_omp_for_generic): Handle pointer, unsigned and long long
14358 iterators. Handle collapsed OMP_FOR loops. Adjust
14359 for struct omp_for_data changes. If libgomp function doesn't return
14360 boolean_type_node, add comparison of the return value with 0.
14361 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14362 pointer, unsigned and long long iterators. Adjust for struct
14363 omp_for_data changes.
14364 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14365 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14366 unsigned long long. Allocate loops array, pass it to
14367 extract_omp_for_data. For collapse > 1 loops use always
14368 expand_omp_for_generic.
14369 (omp_context): Add sfield_map and srecord_type fields.
14370 (is_task_ctx, lookup_sfield): New functions.
14371 (use_pointer_for_field): Use is_task_ctx helper. Change first
14372 argument's type from const_tree to tree. Clarify comment.
14373 In OMP_TASK disallow copy-in/out sharing.
14374 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14375 (install_var_field): Add mask argument. Populate both record_type
14376 and srecord_type if needed.
14377 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14379 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14380 and DECL_FIELD_OFFSET.
14381 (scan_sharing_clauses): Adjust install_var_field callers. For
14382 firstprivate clauses on explicit tasks allocate the var by value in
14383 record_type unconditionally, rather than by reference.
14384 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14385 Use is_taskreg_ctx instead of is_parallel_ctx.
14386 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14387 (create_omp_child_function_name): Add task_copy argument, use
14388 *_omp_cpyfn* names if it is true.
14389 (create_omp_child_function): Add task_copy argument, if true create
14390 *_omp_cpyfn* helper function.
14391 (scan_omp_parallel): Adjust create_omp_child_function callers.
14392 Rename parallel_nesting_level to taskreg_nesting_level.
14393 (scan_omp_task): New function.
14394 (lower_rec_input_clauses): Don't run constructors for firstprivate
14395 explicit task vars which are initialized by *_omp_cpyfn*.
14396 Pass outer var ref to omp_clause_default_ctor hook if
14397 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14398 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14399 OMP_CLAUSE_REDUCTION_INIT.
14400 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14401 avoid duplicate setting of fields. Handle
14402 OMP_CLAUSE_PRIVATE_OUTER_REF.
14403 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14404 copy-out if TREE_READONLY, only copy-in.
14405 (expand_task_copyfn): New function.
14406 (expand_task_call): New function.
14407 (struct omp_taskcopy_context): New type.
14408 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14410 (lower_omp_parallel): Rename to...
14411 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14412 Call create_task_copyfn if srecord_type is needed. Adjust
14414 (task_shared_vars): New variable.
14415 (check_omp_nesting_restrictions): Warn if work-sharing,
14416 barrier, master or ordered region is closely nested inside OMP_TASK.
14417 Add warnings for barrier if closely nested inside of work-sharing,
14418 ordered, or master region.
14419 (scan_omp_1): Call check_omp_nesting_restrictions even for
14420 GOMP_barrier calls. Rename parallel_nesting_level to
14421 taskreg_nesting_level. Handle OMP_TASK.
14422 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14423 work-sharing construct, continue looking for them on parent parallel
14425 (lower_omp_for_lastprivate): Add lastprivate clauses
14426 to the beginning of dlist rather than end. Adjust for struct
14427 omp_for_data changes.
14428 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14429 not after it. Handle collapsed OMP_FOR loops, adjust for
14430 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14431 (get_ws_args_for): Adjust extract_omp_for_data caller.
14432 (scan_omp_for): Handle collapsed OMP_FOR
14433 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14434 (lower_omp_single_simple): If libgomp function doesn't return
14435 boolean_type_node, add comparison of the return value with 0.
14436 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14437 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14438 (parallel_nesting_level): Rename to...
14439 (taskreg_nesting_level): ... this.
14440 (is_taskreg_ctx): New function.
14441 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14442 of is_parallel_ctx.
14443 (execute_lower_omp): Rename parallel_nesting_level to
14444 taskreg_nesting_level.
14445 (expand_omp_parallel): Rename to...
14446 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14447 Call omp_task_call for OMP_TASK regions.
14448 (expand_omp): Adjust caller, handle OMP_TASK.
14449 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14451 * bitmap.c (bitmap_default_obstack_depth): New variable.
14452 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14453 if argument is NULL and bitmap_default_obstack is already initialized.
14454 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14456 * matrix-reorg.c (matrix_reorg): Likewise.
14458 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14460 * config/i386/i386.md (*indirect_jump): Macroize using P
14461 mode iterator. Remove !TARGET_64BIT from insn constraints.
14462 (*tablejump_1): Ditto.
14463 (*indirect_jump_rex64): Remove insn pattern.
14464 (*tablejump_1_rex64): Ditto.
14465 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14466 and eh_return_si insn patterns.
14468 2008-06-06 Richard Guenther <rguenther@suse.de>
14470 * tree-ssa-structalias.c (merge_smts_into): Remove.
14471 (find_what_p_points_to): Do not bother to compute the
14472 points-to set for pt_anything pointers.
14473 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14474 for pt_anything pointers is ok.
14476 2008-06-06 Jan Hubicka <jh@suse.cz>
14478 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14480 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14482 * cgraph.c: Fix typos in comments.
14483 (cgraph_availability_names): Fix string typo.
14484 * fold-const.c: Fix typos in comments.
14485 (fold_binary): Fix typo in warning.
14486 * genautomata.c: Fix typos in comments.
14487 (check_presence_pattern_sets): Fix typo in local variable.
14488 (output_description): Fix typo in output.
14489 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14490 * hwint.h: Likewise.
14491 * matrix-reorg.c (check_allocation_function): Likewise.
14492 * omega.c (smooth_weird_equations): Likewise.
14493 * auto-inc-dec.c: Fix typos in comments.
14494 * bb-reorder.c: Likewise.
14495 * builtins.c: Likewise.
14496 * c-common.c: Likewise.
14497 * c-cppbuiltin.c: Likewise.
14498 * c-parser.c: Likewise.
14499 * c-pretty-print.c: Likewise.
14500 * cfgcleanup.c: Likewise.
14501 * cfgexpand.c: Likewise.
14502 * cfghooks.c: Likewise.
14503 * cfglayout.c: Likewise.
14504 * cfgloopmanip.c: Likewise.
14505 * cgraphunit.c: Likewise.
14506 * coverage.c: Likewise.
14507 * dbxout.c: Likewise.
14508 * df-byte-scan.c: Likewise.
14509 * df-core.c: Likewise.
14510 * df-problems.c: Likewise.
14511 * df-scan.c: Likewise.
14513 * dominance.c: Likewise.
14514 * domwalk.c: Likewise.
14516 * dwarf2out.c: Likewise.
14517 * emit-rtl.c: Likewise.
14518 * et-forest.c: Likewise.
14519 * function.c: Likewise.
14520 * function.h: Likewise.
14522 * gcov-io.c: Likewise.
14523 * gcov.c: Likewise.
14524 * gcse.c: Likewise.
14525 * genattrtab.c: Likewise.
14526 * ggc-page.c: Likewise.
14527 * gimplify.c: Likewise.
14528 * gthr-lynx.h: Likewise.
14529 * haifa-sched.c: Likewise.
14530 * ipa-cp.c: Likewise.
14531 * ipa-inline.c: Likewise.
14532 * ipa-prop.h: Likewise.
14533 * ipa-pure-const.c: Likewise.
14534 * ipa-struct-reorg.c: Likewise.
14535 * ipa-struct-reorg.h: Likewise.
14536 * ipa-type-escape.c: Likewise.
14538 * loop-doloop.c: Likewise.
14539 * mips-tfile.c: Likewise.
14540 * mkmap-flat.awk: Likewise.
14541 * mkmap-symver.awk: Likewise.
14542 * modulo-sched.c: Likewise.
14543 * omp-low.c: Likewise.
14544 * optabs.c: Likewise.
14545 * optabs.h: Likewise.
14546 * opts.c: Likewise.
14547 * passes.c: Likewise.
14548 * postreload-gcse.c: Likewise.
14549 * postreload.c: Likewise.
14550 * predict.c: Likewise.
14551 * pretty-print.h: Likewise.
14552 * profile.c: Likewise.
14553 * protoize.c: Likewise.
14554 * ra-conflict.c: Likewise.
14555 * real.c: Likewise.
14556 * recog.c: Likewise.
14557 * regclass.c: Likewise.
14558 * regs.h: Likewise.
14559 * reload.c: Likewise.
14560 * rtl-error.c: Likewise.
14561 * rtlanal.c: Likewise.
14562 * scan.h: Likewise.
14563 * sched-rgn.c: Likewise.
14565 * stmt.c: Likewise.
14566 * target.h: Likewise.
14567 * tree-dfa.c: Likewise.
14568 * tree-eh.c: Likewise.
14569 * tree-flow-inline.h: Likewise.
14570 * tree-inline.c: Likewise.
14571 * tree-into-ssa.c: Likewise.
14572 * tree-loop-distribution.c: Likewise.
14573 * tree-nested.c: Likewise.
14574 * tree-parloops.c: Likewise.
14575 * tree-pass.h: Likewise.
14576 * tree-pretty-print.c: Likewise.
14577 * tree-profile.c: Likewise.
14578 * tree-scalar-evolution.c: Likewise.
14579 * tree-sra.c: Likewise.
14580 * tree-ssa-alias-warnings.c: Likewise.
14581 * tree-ssa-ccp.c: Likewise.
14582 * tree-ssa-coalesce.c: Likewise.
14583 * tree-ssa-dom.c: Likewise.
14584 * tree-ssa-dse.c: Likewise.
14585 * tree-ssa-forwprop.c: Likewise.
14586 * tree-ssa-live.c: Likewise.
14587 * tree-ssa-live.h: Likewise.
14588 * tree-ssa-loop-im.c: Likewise.
14589 * tree-ssa-loop-ivopts.c: Likewise.
14590 * tree-ssa-loop-niter.c: Likewise.
14591 * tree-ssa-loop-prefetch.c: Likewise.
14592 * tree-ssa-phiopt.c: Likewise.
14593 * tree-ssa-phiprop.c: Likewise.
14594 * tree-ssa-sccvn.c: Likewise.
14595 * tree-ssa-ter.c: Likewise.
14596 * tree-ssa-threadupdate.c: Likewise.
14597 * tree-ssa.c: Likewise.
14598 * tree-vect-analyze.c: Likewise.
14599 * tree-vect-transform.c: Likewise.
14600 * tree-vectorizer.c: Likewise.
14601 * tree-vn.c: Likewise.
14602 * tree-vrp.c: Likewise.
14603 * tree.c: Likewise.
14604 * tree.def: Likewise.
14605 * tree.h: Likewise.
14606 * unwind-dw2-fde.c: Likewise.
14607 * unwind.inc: Likewise.
14608 * value-prof.c: Likewise.
14609 * vmsdbgout.c: Likewise.
14611 2008-06-05 David Edelsohn <edelsohn@gnu.org>
14613 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
14614 always place FP constants in the TOC for TARGET_POWERPC64.
14615 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
14617 2008-06-05 Joseph Myers <joseph@codesourcery.com>
14619 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
14620 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
14621 enable for TARGET_E500_DOUBLE.
14622 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
14623 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
14624 floating-point modes like integer modes for E500 double.
14625 (rs6000_legitimate_offset_address_p): Likewise.
14626 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
14627 addressing for DDmode for E500 double.
14628 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
14629 modes as using 64-bits of registers for E500 double.
14630 (spe_build_register_parallel): Do not handle DDmode or TDmode.
14631 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
14632 specially for E500 double.
14633 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
14634 TDmode for E500 double.
14635 (rs6000_gimplify_va_arg): Only handle SDmode in registers
14636 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
14637 (rs6000_split_multireg_move): Do not handle TDmode specially for
14639 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
14640 using 64-bit registers for E500 double.
14641 (emit_frame_save): Do not handle DDmode specially for E500 double.
14642 (gen_frame_mem_offset): Likewise.
14643 (rs6000_function_value): Do not call spe_build_register_parallel
14644 for DDmode or TDmode.
14645 (rs6000_libcall_value): Likewise.
14646 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
14647 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
14650 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
14652 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
14655 2008-06-04 Junjie Gu <jgu@tensilica.com>
14657 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
14658 comparison for frame pointers.
14660 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14663 * config/avr/avr.h (PUSH_ROUNDING): Remove.
14665 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14668 * builtins.c (expand_builtin_signbit): Don't take lowpart when
14669 register is already smaller or equal to required mode.
14671 2008-06-04 Xinliang David Li <davidxl@google.com>
14673 * tree-call-cdce.c: New file.
14674 (cond_dead_built_in_calls): New static variable.
14675 (input_domain): New struct.
14676 (check_pow): New function.
14677 (check_builtin_call): Ditto.
14678 (check_target_format): Ditto.
14679 (is_call_dce_candidate): Ditto.
14680 (gen_one_condition): Ditto.
14681 (gen_conditions_for_domain): Ditto.
14682 (get_domain): Ditto.
14683 (gen_conditions_for_pow_cst_base): Ditto.
14684 (gen_conditions_for_pow_int_base): Ditto.
14685 (gen_conditions_for_pow): Ditto.
14686 (get_no_error_domain): Ditto.
14687 (gen_shrink_wrap_conditions): Ditto.
14688 (shrink_wrap_one_built_in_call): Ditto.
14689 (shink_wrap_conditional_dead_built_in_calls): Ditto.
14690 (tree_call_cdce): Ditto.
14691 (gate_call_cdce): Ditto.
14692 (pass_call_cdce): New gimple pass.
14693 * passes.c: (init_optimization_passes): New pass.
14694 * tree-pass.h: New pass declaration.
14695 * opts.c (decode_options): New flag setting.
14696 * common.opt: Add -ftree-builtin-call-dce flag.
14697 * Makefile.in: Add new source file.
14698 * tempvar.def: New tv_id.
14699 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
14701 2008-06-04 Richard Guenther <rguenther@suse.de>
14703 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
14704 (is_call_clobbered): Always check var_ann->call_clobbered.
14705 (mark_call_clobbered): Always set var_ann->call_clobbered.
14706 (clear_call_clobbered): Always clear var_ann->call_clobbered.
14707 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
14708 (reset_alias_info): Clear call clobbering info on MTAGs and
14710 (set_pt_anything): Set pt_global_mem.
14711 (create_tag_raw): Adjust comment.
14712 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
14714 2008-06-04 Joseph Myers <joseph@codesourcery.com>
14715 Maxim Kuvyrkov <maxim@codesourcery.com>
14717 * config/m68k/m68k.opt (mxgot): New option.
14718 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
14719 (m68k_output_addr_const_extra): New.
14720 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
14721 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
14722 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
14723 * doc/invoke.texi (M680x0 Options): Document -mxgot.
14725 2008-06-04 Richard Guenther <rguenther@suse.de>
14727 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
14728 negative or non-representable offsets.
14730 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
14732 * config/i386/i386.c (ix86_gen_leave): New.
14733 (ix86_gen_pop1): Likewise.
14734 (ix86_gen_add3): Likewise.
14735 (ix86_gen_sub3): Likewise.
14736 (ix86_gen_sub3_carry): Likewise.
14737 (ix86_gen_one_cmpl2): Likewise.
14738 (ix86_gen_monitor): Likewise.
14739 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
14740 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
14741 ix86_gen_one_cmpl2 and ix86_gen_monitor.
14742 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
14743 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
14744 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
14745 (ix86_expand_epilogue): Updated.
14746 (print_operand): Handle integer register operand for 'z'.
14747 (ix86_expand_strlensi_unroll_1): Likewise.
14748 (ix86_expand_strlen): Likewise.
14749 (ix86_expand_builtin): Likewise.
14750 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
14751 mov{q}/mov{l} and add{q}/add{l}.
14753 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14755 * config/i386/i386.md (P): New mode iterator.
14756 (SFmode push_operand splitter): Macroize DImode and SImode pushes
14757 using P mode iterator.
14758 (DFmode push_operand splitter): Ditto.
14759 (XFmode push_operand splitter): Ditto.
14760 (DFmode float_extend SFmode push_operand splitter): Ditto.
14761 (XFmode float_extend SFmode push_operand splitter): Do not generate
14762 SImode pushes for 64bit target. Macroize Dimode and SImode
14763 pushes using P mode iterator.
14764 (XFmode float_extend DFmode push_operand splitter): Ditto.
14766 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14768 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
14769 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
14770 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
14771 return type to int.
14772 (ix86_call_abi_override): Remove check for call_used_regs.
14774 2008-06-03 Richard Guenther <rguenther@suse.de>
14776 * tree-ssa-structalias.c (find_func_aliases): Add constraints
14777 for the lhs of calls if the return type contains pointers.
14779 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14781 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
14782 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
14783 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
14784 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
14785 of cfun and DEFAULT_ABI to deceide abi mode.
14786 (DEFAULT_ABI): New.
14787 (REG_PARM_STACK_SPACE): Removed.
14788 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
14789 (STACK_BOUNDARY): Use default target to deceide stack boundary.
14790 * config/i386/i386-protos.h (ix86_cfun_abi): New.
14791 (ix86_function_abi): Likewise.
14792 (ix86_function_type_abi): Likewise.
14793 (ix86_call_abi_override): Likewise.
14794 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
14795 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
14796 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
14797 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
14799 (X86_64_REGPARM_MAX): New.
14800 (X86_64_SSE_REGPARM_MAX): New.
14801 (X64_REGPARM_MAX): New.
14802 (X64_SSE_REGPARM_MAX): New.
14803 (X86_32_REGPARM_MAX): New.
14804 (X86_32_SSE_REGPARM_MAX): New.
14805 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
14806 (ix86_function_regparm): Handle user calling abi.
14807 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
14808 by DEFAULT_ABI versus SYSV_ABI check.
14809 (ix86_reg_parm_stack_space): New.
14810 (ix86_function_type_abi): New.
14811 (ix86_call_abi_override): New.
14812 (ix86_function_abi): New.
14813 (ix86_cfun_abi): New.
14814 (init_cumulative_args): Call abi specific initialization.
14815 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
14816 (function_arg_64): Extend SSE_REGPARM_MAX check.
14817 (function_arg (): Remove TARGET_64BIT_MS_ABI.
14818 (ix86_pass_by_reference): Likewise.
14819 (ix86_function_value_regno_p): Likewise.
14820 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
14821 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
14822 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
14823 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
14824 (setup_incoming_varargs_64): Adjust regparm for call abi.
14825 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
14826 (ix86_va_start): Likewise.
14827 (ix86_gimplify_va_arg): Likewise.
14828 (ix86_expand_prologue): Likewise.
14829 (output_pic_addr_const): Likewise.
14830 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
14831 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
14832 (x86_output_mi_thunk): Likewise.
14833 (x86_function_profiler): Likewise.
14834 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
14835 (SYSV_ABI, MS_ABI): New constants.
14836 (DEFAULT_ABI): New.
14837 (init_regs): Add prototype of function in regclass.c file.
14838 (OVERRIDE_ABI_FORMAT): New.
14839 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
14840 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
14841 (OUTGOING_REG_PARM_STACK_SPACE): New.
14842 (ix86_reg_parm_stack_space): New prototype.
14843 (CUMULATIVE_ARGS): Add call_abi member.
14844 (machine_function): Add call_abi member.
14845 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
14846 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
14848 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
14851 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
14852 (avr_builtin_setjmp_frame_value): New function.
14853 * config/avr/avr.md (nonlocal_goto_receiver): Define.
14854 (nonlocal_goto): Define.
14856 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
14858 * config/mips/mips.c (mips_emit_loadgp): Return early if
14859 there is nothing do to, otherwise emit a blockage if
14860 !TARGET_EXPLICIT_RELOCS || crtl->profile.
14861 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
14863 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14865 * configure.ac: Drop unneeded backslash ending up in config.in.
14866 * acinclude.m4: Likewise.
14867 * config.in: Regenerate.
14869 2008-05-26 Jan Hubicka <jh@suse.cz>
14871 * predict.c (maybe_hot_frequency_p): Break out of...
14872 (maybe_hot_bb_p): ... here.
14873 (maybe_hot_edge_p): New.
14874 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
14875 * basic-block.h (maybe_hot_edge_p): Declare.
14877 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14879 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
14880 (*cmpfp_<mode>_cc): Ditto.
14881 (*fp_jcc_8<mode>_387): Ditto.
14882 (*fop_<MODEF:mode>_2_i387): Ditto.
14883 (*fop_<MODEF:mode>_3_i387): Ditto.
14884 (*fop_xf_2_i387): Ditto.
14885 (*fop_xf_3_i387): Ditto.
14887 2008-06-02 Tomas Bily <tbily@suse.cz>
14889 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
14891 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14893 * config/mips/mips.c (mips_valid_offset_p): New function.
14894 (mips_valid_lo_sum_p): Likewise.
14895 (mips_classify_address): Use them.
14896 (mips_force_address): New function.
14897 (mips_legitimize_address): Use it.
14898 * config/mips/mips.md (MOVE128): New mode iterator.
14899 (movtf): Require TARGET_64BIT. Remove empty strings.
14900 (*movtf_internal): Rename to...
14901 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
14902 of "R" and use {,fp}{load,store} attributes instead of "multi".
14903 Use a separate define_split.
14904 (*movtf_mips16): New pattern.
14906 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14908 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
14909 * config/mips/mips.c (mips_expand_before_return): New function.
14910 (mips_expand_epilogue): Call it.
14911 * config/mips/mips.md (return): Turn into a define_expand.
14912 (*return): New insn.
14914 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14916 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
14917 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
14918 functions. Do not emit uses and clobbers of CONCATs; individually
14919 use and clobber their operands.
14920 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
14921 gen_clobber, emit_use and gen_use.
14922 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
14923 (expand_builtin_return): Likewise.
14924 * cfgbuild.c (count_basic_blocks): Likewise.
14925 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
14926 * explow.c (emit_stack_restore): Likewise.
14927 * expmed.c (extract_bit_field_1): Likewise.
14928 * expr.c (convert_move, emit_move_complex_parts): Likewise.
14929 (emit_move_multi_word, store_constructor): Likewise.
14930 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
14931 (thread_prologue_and_epilogue_insns): Likewise.
14932 * lower-subreg.c (resolve_simple_move): Likewise.
14933 * optabs.c (widen_operand, expand_binop): Likewise.
14934 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
14935 * reload.c (find_reloads): Likewise.
14936 * reload1.c (eliminate_regs_in_insn): Likewise.
14937 * stmt.c (expand_nl_goto_receiver): Likewise.
14938 * config/alpha/alpha.md (builtin_longjmp): Likewise.
14939 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
14940 * config/arm/arm.c (arm_load_pic_register): Likewise.
14941 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
14942 * config/arm/arm.md (untyped_return): Likewise.
14943 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
14944 * config/avr/avr.c (expand_prologue): Likewise.
14945 * config/bfin/bfin.c (do_unlink): Likewise.
14946 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
14947 * config/cris/cris.c (cris_expand_prologue): Likewise.
14948 * config/darwin.c (machopic_indirect_data_reference): Likewise.
14949 (machopic_legitimize_pic_address): Likewise.
14950 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
14951 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
14952 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
14953 (ix86_expand_convert_uns_didf_sse): Likewise.
14954 (ix86_expand_vector_init_general): Likewise.
14955 * config/ia64/ia64.md (eh_epilogue): Likewise.
14956 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
14957 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
14958 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
14959 (config/iq2000/iq2000.c): Likewise.
14960 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
14961 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
14962 (builtin_longjmp): Likewise.
14963 * config/mn10300/mn10300.md (call, call_value): Likewise.
14964 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
14965 * config/pdp11/pdp11.md (abshi2): Likewise.
14966 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14967 * config/s390/s390.c (s390_emit_prologue): Likewise.
14968 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
14969 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
14970 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
14971 * config/sh/sh.c (prepare_move_operands): Likewise.
14972 (output_stack_adjust, sh_expand_epilogue): Likewise.
14973 (sh_set_return_address, sh_expand_t_scc): Likewise.
14974 * config/sparc/sparc.c (load_pic_register): Likewise.
14975 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
14976 * config/spu/spu.c (spu_expand_epilogue): Likewise.
14977 * config/v850/v850.c (expand_epilogue): Likewise.
14979 2008-05-31 Anatoly Sokolov <aesok@post.ru>
14981 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
14982 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
14983 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
14984 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
14985 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
14986 stack pointer register.
14987 (output_movhi): Remove code for interrupt specific writing to the
14988 stack pointer register.
14990 2008-05-31 Richard Guenther <rguenther@suse.de>
14992 PR tree-optimization/34244
14993 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
14994 (tree_expr_nonzero_warnv_p): Likewise.
14995 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14996 ssa_name_nonnegative_p.
14997 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
14998 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
14999 not tree_expr_nonzero_warnv_p.
15001 PR tree-optimization/36262
15003 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
15005 PR tree-optimization/34244
15006 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
15007 (record_numbers_of_iterations): New function.
15008 (execute_vrp): Cache the numbers of iterations of loops.
15009 * tree-scalar-evolution.c (scev_reset_except_niters):
15011 (scev_reset): Use scev_reset_except_niters.
15012 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
15014 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
15016 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15017 __WORKAROUND_RETS when appropriate.
15019 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15021 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
15022 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
15024 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
15025 *fop_df_comm_sse insn patterns using MODEF mode iterator.
15026 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
15027 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
15028 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
15029 *fop_df_1_mixed insn patterns using MODEF mode iterator.
15030 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
15031 *fop_df_1_sse insn patterns using MODEF mode iterator.
15032 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
15033 *fop_df_1_i387 insn patterns using MODEF mode iterator.
15034 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
15035 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
15036 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
15037 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
15038 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
15039 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
15040 (*fop_xf_4_i387): Use <MODE> for mode attribute.
15041 (*fop_xf_5_i387): Ditto.
15042 (*fop_xf_6_i387): Ditto.
15044 2008-05-30 Richard Guenther <rguenther@suse.de>
15046 * builtins.c (build_string_literal): Avoid generating
15047 a non-gimple_val result.
15049 2008-05-30 DJ Delorie <dj@redhat.com>
15051 * exec-tool.in: Use an environment variable (private) instead of a
15052 file (shared) as a semaphore, so as to not break parallel builds.
15054 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15056 * optabs.c (maybe_encapsulate_block): Remove.
15057 (emit_libcall_block): Adjust accordingly.
15058 * optabs.h (maybe_encapsulate_block): Remove prototype.
15060 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
15061 Don't use maybe_encapsulate_block.
15063 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15065 * config/rs6000/rs6000.c (rs6000_legitimize_address,
15066 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
15067 rtx is a SYMBOL_REF before calling get_pool_constant.
15069 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
15071 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
15073 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
15075 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
15076 rather than OS names to choose INO_T_EQ definition.
15077 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
15078 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
15080 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
15083 * config/darwin-f.c: New.
15084 * config/t-darwin: Added rule to build darwin-f.o.
15085 * config.gcc: Defined new variable, fortran_target_objs.
15086 (*-*-darwin*): Set fortran_target_objs.
15087 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
15088 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
15089 * configure: Regenerated.
15091 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
15094 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
15095 canonical type if needed.
15097 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
15099 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
15101 2008-05-29 Richard Guenther <rguenther@suse.de>
15103 PR tree-optimization/36343
15104 PR tree-optimization/36346
15105 PR tree-optimization/36347
15106 * tree-flow.h (clobber_what_p_points_to): Declare.
15107 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
15108 pointed-to variable is dereferenced is irrelevant to whether
15109 the pointer can access the pointed-to variable.
15110 (clobber_what_p_points_to): New function.
15111 * tree-ssa-alias.c (set_initial_properties): Use it.
15112 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
15113 call clobber check for NMTs.
15115 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15117 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
15118 for printing gcov_type.
15120 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15122 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
15123 and the eh region information.
15124 * value-prof.c (gimple_move_stmt_histograms): New function.
15125 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
15127 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
15129 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
15131 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15133 * value-prof.c (tree_ic_transform): Print counts.
15134 * tree-profile.c (tree_gen_ic_func_profiler):
15135 Clear __gcov_indreict_call_callee variable to avoid misattribution
15138 2008-05-28 Rafael EspÃ
\83Ândola <espindola@google.com>
15140 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
15143 2008-05-28 Richard Guenther <rguenther@suse.de>
15145 PR tree-optimization/36339
15146 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
15147 and clobbering code out of the loop.
15149 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15151 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15154 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15155 s390_contiguous_bitmask_p, s390_symref_operand_p,
15156 s390_check_symref_alignment, s390_reload_larl_operand,
15157 s390_reload_symref_address): New functions.
15158 (s390_branch_condition_mnemonic): Support compare and branch
15160 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15161 and 'W' constraints.
15162 (s390_secondary_reload): Add secondary reloads for unaligned
15163 symbol refs or symbol refs to floating point or QI/TI mode
15165 (legitimate_address_p): Accept symbol references as addresses.
15166 (s390_expand_insv): Use rotate and insert selected bits
15167 instruction for insv when building for z10.
15168 (print_operand_address): Handle symbol ref addresses.
15169 (print_operand): Output modifier 'c' added for signed byte values.
15170 (s390_encode_section_info): Mark symbol refs with
15171 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15173 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15174 (length attribute): RRF, RRR have 4 byte length.
15175 (FPALL, INTALL): New mode iterators added.
15176 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15177 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15178 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15179 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15180 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15181 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15182 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15183 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15185 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15186 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15187 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15188 reload<INTALL:mode><P:mode>_toreg_z10,
15189 reload<FPALL:mode><P:mode>_tomem_z10,
15190 reload<FPALL:mode><P:mode>_toreg_z10,
15191 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15192 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15193 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15194 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15196 (movmem, clrmem, cmpmem): New splitters added.
15198 * config/s390/predicates.md (larl_operand): Use
15199 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15200 SYMBOL_REF_ALIGN1_P.
15201 (s390_signed_integer_comparison,
15202 s390_unsigned_integer_comparison): New predicates.
15204 * config/s390/s390-protos.h (s390_check_symref_alignment,
15205 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15206 s390_reload_symref_address,
15207 s390_compare_and_branch_condition_mask): Prototypes added.
15209 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15210 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15211 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15213 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15215 * config/s390/s390.c (z10_cost): New cost function for z10.
15216 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15217 (s390_issue_rate): Adjust issue rate for z10.
15218 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15219 (processor_flags): Add PF_Z10.
15220 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15221 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15222 * gcc/config.gcc: Add z10.
15224 2008-05-28 Richard Guenther <rguenther@suse.de>
15226 PR tree-optimization/36291
15227 * tree-flow. h (struct gimple_df): Remove var_anns member.
15228 * tree-flow-inline.h (gimple_var_anns): Remove.
15229 (var_ann): Simplify.
15230 * tree-dfa.c (create_var_ann): Simplify.
15231 (remove_referenced_var): Clear alias info from var_anns of globals.
15232 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15233 (delete_tree_ssa): Clear alias info from var_anns of globals.
15234 Do not free var_anns.
15235 (var_ann_eq): Remove.
15236 (var_ann_hash): Likewise.
15238 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15240 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15241 and loongson2f entries.
15242 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15243 * config/mips/mips.h (processor_type): Add Loongson-2E
15244 and Loongson-2F entries.
15245 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15246 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15247 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15248 * doc/invoke.texi (MIPS Options): Document loongson2e
15249 and loongson2f processor names.
15251 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15255 * config/i386/i386.c (ix86_function_arg_boundary): Use
15256 alignment of canonical type.
15257 (ix86_expand_vector_move): Check unaligned memory access for
15260 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15262 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15263 Moved to the front of file.
15265 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15266 H.J. Lu <hongjiu.lu@intel.com>
15268 * dwarf2out.c (current_fde): New.
15270 (lookup_cfa:): Likewise.
15271 (dwarf2out_end_epilogue): Likewise.
15272 (dwarf2out_note_section_used): Likewise.
15274 2008-05-27 Michael Matz <matz@suse.de>
15277 * c.opt (Wenum-compare): New warning option.
15278 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15280 2008-05-27 Michael Matz <matz@suse.de>
15282 PR middle-end/36326
15283 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15285 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15286 into memory as tail calls.
15288 2008-05-27 Richard Guenther <rguenther@suse.de>
15290 PR tree-optimization/36339
15291 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15292 pointers cause all addressable variables to be call clobbered.
15294 2008-05-27 Richard Guenther <rguenther@suse.de>
15296 PR tree-optimization/36245
15297 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15299 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15301 * config/s390/s390.md: Replace all occurences of the 'm'
15302 constraint with 'RT'.
15304 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15306 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15308 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15310 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15311 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15312 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15314 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15316 * reload.c: (find_reloads): Skip alternatives according to the
15317 "enabled" attribute. Constify the constraint variable.
15318 * recog.c (get_attr_enabled): Add default implementation.
15319 (extract_insn): Set the alternative_enabled_p array
15320 in the recog_data struct.
15321 (preprocess_constraints, constrain_operands): Skip
15322 alternatives according to the "enabled" attribute
15323 * recog.h (struct recog_data): New field alternative_enabled_p.
15324 (skip_alternative): New inline function.
15325 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15326 (record_reg_classes): Skip alternative according to the
15327 "enabled" attribute.
15329 * doc/md.texi: Add documention for the "enabled" attribute.
15331 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15333 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15334 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15335 constraint with TARGET_MEM_CONSTRAINT.
15336 * recog.c (asm_operand_ok, preprocess_constraints,
15337 constrain_operands): Likewise.
15338 * regclass.c (record_reg_classes): Likewise.
15339 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15340 * reload1.c (maybe_fix_stack_asms): Likewise.
15341 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15342 * recog.h: Adjust comment.
15343 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15344 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15345 * doc/md.texi: Add a note to description of 'm' constraint.
15346 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15348 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15350 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15351 that the bitfield is of integral type before testing its precision.
15353 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15354 Sa Liu <saliu@de.ibm.com>
15356 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15357 __modti3, __udivti3, __umodti3 and __udivmodti4.
15358 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15359 that implement TImode mul and div functions.
15360 * config/spu/multi3.c: New. Implement __multi3.
15361 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15362 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15365 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15367 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15368 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15369 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15370 tls_sysv_suffix): New mode and mode attribute iterators.
15371 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15372 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15373 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15374 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15375 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15378 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15380 PR tree-optimization/36329
15381 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15382 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15383 * cgraphbuild.c (initialize_inline_failed): Use the latter
15384 macro in lieu of the former.
15385 * ipa-inline.c (cgraph_mark_inline): Likewise.
15386 (cgraph_decide_inlining_of_small_function): Likewise.
15387 (cgraph_decide_inlining): Likewise.
15388 (cgraph_decide_inlining_incrementally): Likewise.
15390 2008-05-26 Tristan Gingold <gingold@adacore.com>
15391 Anatoly Sokolov <aesok@post.ru>
15393 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15394 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15395 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15396 optimization for 'avr6' architecture.
15398 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15401 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15403 2008-05-26 Richard Guenther <rguenther@suse.de>
15405 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15406 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15408 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15410 PR middle-end/36253
15411 * caller-save.c (insert_restore): Verify alignment of spill space.
15412 (insert_save): Likewise.
15413 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15414 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15415 (STACK_SLOT_ALIGNMENT): Likewise.
15416 * function.c (LOCAL_ALIGNMENT): Removed.
15417 (get_stack_local_alignment): New.
15418 (assign_stack_local): Use it. Set alignment on stack slot.
15419 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15420 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15421 (STACK_SLOT_ALIGNMENT): New.
15422 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15423 stack slot in XFmode.
15425 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15427 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15430 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15431 argument operand in rax isn't removed.
15433 2008-05-26 Richard Guenther <rguenther@suse.de>
15435 PR middle-end/36300
15436 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15437 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15439 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15442 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15444 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15446 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15447 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15449 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15451 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15452 build a trampoline if we don't want one.
15453 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15454 return zero for nested functions if we don't want a trampoline.
15456 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15458 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15460 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15463 * c.opt: Removed undocumented option '-lang-fortran'.
15464 * c-common.h: Removed global variable 'lang_fortran'.
15465 * c-opts.c (c_common_handle_option): Removed code to handle
15466 option '-lang-fortran'. Updated includes.
15467 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15468 definition of '__GFORTRAN__'.
15469 (define__GNUC__): Reimplemented to use BASEVER and
15470 cpp_define_formatted.
15471 (builtin_define_with_value_n): Removed.
15472 * c-incpath.h: Renamed to ...
15473 * incpath.h: ... this.
15474 * c-incpath.c: Renamed to ...
15475 * incpath.c: ... this. Updated includes.
15476 * fix-header.c: Updated includes.
15477 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15478 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15479 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15481 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15483 * tree.h: Update the table of flags used on tree nodes.
15484 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15485 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15486 (FORCED_LABEL): Add access check.
15487 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15488 (ASM_INPUT_P): Likewise.
15489 (ASM_VOLATILE_P): Likewise.
15490 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15491 (OMP_SECTION_LAST): Access private_flag directly.
15492 (OMP_RETURN_NOWAIT): Likewise.
15493 (OMP_PARALLEL_COMBINED): Likewise.
15494 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15495 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15496 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15497 deprecated_flag directly.
15499 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15501 * final.c (frame_pointer_needed): Removed.
15502 * flags.h (frame_pointer_needed): Likewise.
15504 * function.h (rtl_data): Add frame_pointer_needed.
15505 (frame_pointer_needed): New.
15507 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15509 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15511 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15513 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15516 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15518 * c-common.c (strip_array_types): Move function to..
15520 (get_inner_array_type): Delete.
15521 * c-common.h (strip_array_types): Move declaration to..
15523 (get_inner_array_type): Delete.
15524 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15525 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15526 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15527 * config/pa/pa.c (emit_move_sequence): Likewise.
15529 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15531 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15534 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15536 * function.c: Include target hook for nonlocal_goto frame value.
15538 2008-05-24 Richard Guenther <rguenther@suse.de>
15540 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15541 variable can be only accessed through a pointer or a union.
15543 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15545 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15546 * doc/extend.texi: Likewise.
15548 2008-05-23 DJ Delorie <dj@redhat.com>
15550 * config/m32c/jump.md (untyped_call): Add.
15552 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15553 for A24 to PSImode.
15554 (m32c_address_cost): Detail costs for indirect offsets.
15556 2008-05-23 Rafael EspÃ
\83Ândola <espindola@google.com>
15558 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15559 if a node is a SUBREG.
15560 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15563 2008-05-23 Paul Brook <paul@codesourcery.com>
15564 Carlos O'Donell <carlos@codesourcery.com>
15566 * doc/extend.texi: Clarify use of __attribute__((naked)).
15567 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15568 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15569 * function.c (use_register_for_decl): Use
15570 targetm.calls.allocate_stack_slots_for_args.
15571 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15572 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15573 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15575 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15577 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
15579 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
15581 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
15582 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
15583 is only rounded once.
15585 2008-05-23 Richard Guenther <rguenther@suse.de>
15587 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
15589 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
15590 Jakub Jelinek <jakub@redhat.com>
15593 * configure.ac: Handle --enable-cld.
15594 * configure: Regenerated.
15595 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
15596 * config/i386/i386.h (struct machine_function): Add needs_cld field.
15597 (ix86_current_function_needs_cld): New define.
15598 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
15599 (cld): New isns pattern.
15600 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
15601 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
15602 * config/i386/i386.opt (mcld): New option.
15603 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
15604 TARGET_CLD and ix86_current_function_needs_cld.
15605 (override_options): Use -mcld by default for 32-bit code if
15608 * doc/install.texi (Options specification): Document --enable-cld.
15609 * doc/invoke.texi (Machine Dependent Options)
15610 [i386 and x86-64 Options]: Add -mcld option.
15611 (Intel 386 and AMD x86-64 Options): Document -mcld option.
15613 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
15614 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
15615 (return_in_memory_64): Likewise.
15616 (return_in_memory_ms_64): Likewise.
15618 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15620 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
15621 * builtins.c (fold_builtin_fpclassify): New.
15622 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
15623 * builtins.def (BUILT_IN_FPCLASSIFY): New.
15624 * c-common.c (handle_type_generic_attribute): Adjust to accept
15625 fixed arguments before an elipsis.
15626 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
15627 * doc/extend.texi: Document __builtin_fpclassify.
15629 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
15631 * omp-low.c (gate_expand_omp_ssa): Remove.
15632 (pass_expand_omp_ssa): Remove.
15633 (gate_expand_omp): Do not check for flag_openmp_ssa.
15634 * common.opt (-fopenmp-ssa): Remove.
15635 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
15637 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
15639 * config/sh/sh.opt (mfixed-range): New option.
15640 * config/sh/sh-protos.h (sh_fix_range): Declare.
15641 * config/sh/sh.c (sh_fix_range): New function.
15642 * config/sh/sh.h (sh_fixed_range_str): Declare.
15643 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
15645 * doc/invoke.texi (SH Options): Document -mfixed-range.
15647 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
15649 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
15650 it before the redeclaration.
15652 2008-05-22 Anatoly Sokolov <aesok@post.ru>
15654 * config/avr/avr.c (get_sequence_length): Add new function.
15655 (expand_prologue, expand_epilogue): Remove duplicate code.
15657 2008-05-22 Rafael EspÃ
\83Ândola <espindola@google.com>
15659 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
15662 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
15664 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
15665 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
15667 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
15668 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
15669 (vect_update_misalignment_for_peel): Likewise.
15670 (vector_alignment_reachable_p): Likewise.
15671 * tree-vect-transform.c (vectorizable_load): Likewise.
15672 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
15673 (get_vectype_for_scalar_type): Pass mode of scalar_type
15674 to UNITS_PER_SIMD_WORD.
15676 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
15677 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
15678 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
15679 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
15680 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
15682 2008-05-22 Ira Rosen <irar@il.ibm.com>
15684 PR tree-optimization/36293
15685 * tree-vect-transform.c (vect_transform_strided_load): Don't check
15686 if the first load must be skipped because of a gap.
15688 2008-05-22 Richard Guenther <rguenther@suse.de>
15690 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
15691 more cases of offset disambiguation that is possible if
15692 strict-aliasing rules apply.
15693 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
15694 for basic offset and type-based disambiguation.
15696 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15698 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
15699 ix86_expand_vector_set on V16QImode for SSE4.1.
15701 2008-05-21 Tom Tromey <tromey@redhat.com>
15703 * c.opt (Wimport): Mark as undocumented.
15704 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
15706 (Warning Options): Likewise.
15707 * doc/cppopts.texi: Don't mention -Wimport.
15709 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
15711 PR tree-optimization/36287
15712 PR tree-optimization/36286
15713 * lambda-code.c (build_access_matrix): Do not use the loop->num
15714 for computing the number of induction variables: use the loop depth
15717 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
15720 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
15721 option -f(no-)leading-underscore.
15723 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15725 * config/i386/i386.c (ix86_expand_vector_init_general): Use
15726 GET_MODE_NUNITS (mode).
15728 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
15730 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
15731 (-mmulhw): Add 464 to description.
15732 (-mdlmzb): Likewise.
15733 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
15734 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
15736 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
15737 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
15738 * config/rs6000/rs6000.md: Update comments for 464.
15740 2008-05-21 Janis Johnson <janis187@us.ibm.com>
15742 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
15744 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15746 * config/i386/sse.md (vec_extractv4sf): Removed.
15747 (vec_extractv2df): Likewise.
15748 (vec_extractv2di): Likewise.
15749 (vec_extractv4si): Likewise.
15750 (vec_extractv8hi): Likewise.
15751 (vec_extractv16qi): Likewise.
15752 (vec_extract<mode>): New.
15754 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15756 * config/i386/sse.md (vec_setv4sf): Removed.
15757 (vec_setv2df): Likewise.
15758 (vec_setv2di): Likewise.
15759 (vec_setv4si): Likewise.
15760 (vec_setv8hi): Likewise.
15761 (vec_setv16qi): Likewise.
15762 (vec_set<mode>): New.
15764 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15766 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
15767 goto for vec_concat and vec_interleave.
15769 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15771 * config/i386/sse.md (vec_initv4sf): Removed.
15772 (vec_initv2df): Likewise.
15773 (vec_initv2di): Likewise.
15774 (vec_initv4si): Likewise.
15775 (vec_initv8hi): Likewise.
15776 (vec_initv16qi): Likewise.
15777 (vec_init<mode>): New.
15779 2008-05-21 Joseph Myers <joseph@codesourcery.com>
15781 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
15783 2008-05-21 Tom Tromey <tromey@redhat.com>
15785 * ggc-zone.c (lookup_page_table_if_allocated): New function.
15786 (zone_find_object_offset): Likewise.
15787 (gt_ggc_m_S): Likewise.
15788 (highest_bit): Likewise.
15789 * ggc-page.c (gt_ggc_m_S): New function.
15790 * stringpool.c (string_stack): Remove.
15791 (init_stringpool): Update.
15792 (ggc_alloc_string): Use ggc_alloc.
15793 (maybe_delete_ident): New function.
15794 (ggc_purge_stringpool): Likewise.
15795 (gt_ggc_m_S): Remove.
15796 * ggc-common.c (ggc_protect_identifiers): New global.
15797 (ggc_mark_roots): Call ggc_purge_stringpool. Use
15798 ggc_protect_identifiers.
15799 * ggc.h (ggc_protect_identifiers): Declare.
15800 (gt_ggc_m_S): Update.
15801 (ggc_purge_stringpool): Declare.
15802 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
15803 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
15805 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
15807 2008-05-21 David S. Miller <davem@davemloft.net>
15809 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
15812 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
15814 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
15817 2008-05-20 David Daney <ddaney@avtrex.com>
15819 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
15820 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
15821 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15822 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15823 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
15824 (atomic_hiqi_op): New define_code_iterator.
15825 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
15826 mips_expand_compare_and_swap_12.
15827 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
15828 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
15829 (sync_<optab><mode>, sync_old_<optab><mode>,
15830 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
15831 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
15832 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
15833 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
15834 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
15835 (test_and_set_12): New insn.
15836 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
15837 sync_new_<optab><mode>, sync_old_nand<mode>,
15838 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
15839 clobber to operand 0 for SI and DI mode insns.
15840 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
15841 mips_gen_fn_4): New typedefs.
15842 (mips_gen_fn_ptrs): Define new union type.
15843 (mips_expand_compare_and_swap_12): Remove declaration.
15844 (mips_expand_atomic_qihi): Declare function.
15845 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
15846 (mips_expand_atomic_qihi): ... this. Use new generator function
15848 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
15849 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
15850 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
15851 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
15852 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
15853 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
15854 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
15855 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
15856 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
15857 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
15860 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
15862 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
15865 2008-05-20 Anatoly Sokolov <aesok@post.ru>
15867 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
15868 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
15869 (avr_attribute_table): Add 'OS_main' function attribute.
15870 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
15871 functions with 'OS_main' attribute.
15873 2008-05-20 Richard Guenther <rguenther@suse.de>
15875 PR tree-optimization/35204
15876 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
15877 helper, split out from ...
15878 (DFS): ... here. Make the DFS walk non-recursive.
15880 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
15881 Jan Sjodin <jan.sjodin@amd.com>
15883 PR tree-optimization/36181
15884 * tree-parloops.c (loop_has_vector_phi_nodes): New.
15885 (parallelize_loops): Don't parallelize when the loop has vector
15888 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15889 Sebastian Pop <sebastian.pop@amd.com>
15891 * tree-loop-linear.c (gather_interchange_stats): Look in the access
15892 matrix, and never look at the tree representation of the memory
15894 (linear_transform_loops): Computes parameters and access matrices.
15895 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
15897 (access_matrix_get_index_for_parameter): New.
15898 * tree-data-ref.h (struct access_matrix): New.
15899 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
15900 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
15901 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
15902 am_vector_index_for_loop): New.
15903 (struct data_reference): Add field access_matrix.
15904 (DR_ACCESS_MATRIX): New.
15905 (compute_data_dependences_for_loop): Update declaration.
15906 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
15907 * lambda.h (lambda_vector_vec_p): Declared.
15908 * lambda-code.c: Depend on pointer-set.h.
15909 (lambda_collect_parameters_from_af, lambda_collect_parameters,
15910 av_for_af_base, av_for_af, build_access_matrix,
15911 lambda_compute_access_matrices): New.
15912 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
15914 2008-05-20 Joseph Myers <joseph@codesourcery.com>
15916 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
15917 $SOURCEDIR/include.
15919 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15920 Sebastian Pop <sebastian.pop@amd.com>
15922 PR tree-optimization/36206
15923 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
15925 (instantiate_scev_1): Rename flags to fold_conversions.
15926 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
15927 outeside instantiation_loop.
15928 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
15929 (evolution_function_is_affine_or_constant_p): Removed.
15930 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
15932 (analyze_siv_subscript): Pass in the loop nest number.
15933 Call evolution_function_is_affine_in_loop instead of
15934 evolution_function_is_affine_p.
15935 (analyze_overlapping_iterations): Pass in the loop nest number.
15937 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15938 Sebastian Pop <sebastian.pop@amd.com>
15940 PR tree-optimization/36206
15941 * tree-chrec.h (chrec_fold_op): New.
15942 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
15945 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
15947 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
15949 (remove_duplicates): Do not set inode on non-inode systems.
15952 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
15954 * config.gcc (tm_file): Update comments about relative pathnames.
15956 2008-05-20 Richard Guenther <rguenther@suse.de>
15958 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
15959 * tree-ssa-sccvn.c (process_scc): Likewise.
15960 * tree-ssa-sink.c (execute_sink_code): Likewise.
15961 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
15962 * tree-vrp.c (process_assert_insertions): Likewise.
15963 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15964 (perform_tree_ssa_dce): Likewise.
15965 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15966 (dump_dominator_optimization_stats): Likewise.
15967 * tree-vectorizer.c (vectorize_loops): Likewise.
15969 2008-05-20 Richard Guenther <rguenther@suse.de>
15971 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
15973 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
15975 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
15976 (ix86_i386elf_return_in_memory): Likewise.
15977 (ix86_i386interix_return_in_memory): Likewise.
15978 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
15979 (SUBTARGET_RETURN_IN_MEMORY): New.
15980 * config/i386/i386elf.h: Likewise.
15981 * config/i386/ptx4-i.h: Likewise.
15982 * config/i386/sol2-10.h: Likewise.
15983 * config/i386/sysv4.h: Likewise.
15984 * config/i386/vx-common.h: Likewise.
15985 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
15986 * config/i386/i386.c (ix86_return_in_memory): Made static and
15987 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
15988 (ix86_i386elf_return_in_memory): Removed.
15989 (ix86_i386interix_return_in_memory): Removed.
15990 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
15991 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
15993 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
15995 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
15997 2008-05-19 Xinliang David Li <davidxl@google.com>
15999 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
16001 * common.opt: Ditto.
16002 * doc/invoke.texi: Ditto.
16004 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
16006 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
16007 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
16009 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16011 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
16012 sizes of operand array from 8/4 to 4/2.
16013 (ix86_expand_vector_init_general): Change size of operand array
16014 from 32 to 16. Remove op0, op1 and half_mode.
16016 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16018 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
16019 (ix86_expand_vector_init_interleave): Likewise.
16020 (ix86_expand_vector_init_general): Use them. Assert
16021 word_mode == SImode when n_words == 4.
16023 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
16025 * config/i386/i386.c (ix86_secondary_reload): New static function.
16026 (TARGET_SECONDARY_RELOAD): New define.
16027 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16028 * config/i386/i386.md (reload_outqi): Remove.
16030 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16032 PR middle-end/35509
16033 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
16034 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
16035 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
16036 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
16037 (fold_builtin_1): Likewise.
16038 * builtins.def (BUILT_IN_ISINF_SIGN): New.
16039 c-common.c (check_builtin_function_arguments): Handle
16040 BUILT_IN_ISINF_SIGN.
16041 * doc/extend.texi: Document __builtin_isinf_sign.
16042 * fold-const.c (operand_equal_p): Handle COND_EXPR.
16044 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
16046 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
16047 EH cleanup at the end of the pass, search for those that have been
16048 turned into forwarder blocks and do the cleanup on their successor.
16050 2008-05-18 Richard Guenther <rguenther@suse.de>
16052 * tree-cfg.c (verify_gimple_expr): Allow conversions from
16053 pointers to sizetype and vice versa.
16055 2008-05-18 Xinliang David Li <davidxl@google.com>
16057 * gcc/tree-ssa-dce.c: Coding style fix.
16058 (check_pow): Documentation comment.
16059 (check_log): Documenation comment. Coding style fix.
16060 (is_unnecessary_except_errno_call): Ditto.
16061 (gen_conditions_for_pow): Ditto.
16062 (gen_conditions_for_log): Ditto.
16063 (gen_shrink_wrap_conditions): Ditto.
16064 (shrink_wrap_one_built_in_calls): Ditto.
16065 * gcc/doc/invoke.texi: Better documentation string.
16066 * ChangeLog: Fix wrong change log entries from
16067 May 17 checkin on function call DCE.
16069 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
16071 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
16073 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16075 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
16076 * df-problems.c (simulation routines): Fixed block comment to
16077 properly say how to add forwards scanning functions.
16079 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16081 * tree-inline.c (setup_one_parameter): Remove dead code.
16083 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16085 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
16086 a BIT_AND_EXPR only for an INTEGER_TYPE.
16088 2008-05-17 Xinliang David Li <davidxl@google.com>
16090 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
16091 (check_pow, check_log, is_unnecessary_except_errno_call): New
16092 functions to check for eliminating math functions that are pure
16093 except for setting errno.
16094 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
16095 general condition expressions for shrink-wrapping pow/log calls.
16096 (gen_shrink_wrap_conditions): Ditto.
16097 (shrink_wrap_one_built_in_call): Ditto.
16098 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
16099 (mark_operand_necessary): If debugging, output if OP is necessary.
16100 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
16102 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
16104 * gcc/common.opt: New user flag -ftree-builtin-dce.
16105 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
16107 2008-05-16 David S. Miller <davem@davemloft.net>
16109 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
16110 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16112 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
16115 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
16117 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16119 * ifcvt.c (dead_or_predicable): Rename
16120 df_simulate_one_insn_backwards to df_simulate_one_insn.
16121 * recog.c (peephole2_optimize): Ditto.
16122 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
16124 * df.h: Rename df_simulate_one_insn_backwards to
16125 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
16126 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
16127 scanning of defs and uses.
16128 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
16129 (df_simulate_one_insn_forwards): Removed.
16131 2008-05-16 Doug Kwan <dougkwan@google.com>
16133 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
16135 (real_from_string): Handle NaNs and Inf as approriate.
16137 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16139 * doc/gty.texi (Source Files Containing Type Information): Note
16140 that headers should appear first in the gtfiles list.
16142 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16144 * tree.def (COND_EXEC): Properly documented this code.
16146 2008-05-16 Diego Novillo <dnovillo@google.com>
16148 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
16149 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16152 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16154 * tree-ssa-dse (max_stmt_uid): Removed.
16155 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16156 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16157 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16158 * function.h (cfun.last_stmt_uid): New field.
16159 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16160 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16162 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16163 (create_stmt_ann): Initialize the ann->uid field.
16164 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16166 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16168 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16170 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16171 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16172 (init_empty_tree_cfg): Call it.
16174 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16176 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16179 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16181 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16182 * tree-dump.c (dump_options): New verbose option.
16183 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16185 * tree-pass.h (TDF_VERBOSE): New dump flag.
16186 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16187 (tree-flow.h): Added include.
16188 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16190 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16192 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16194 From Jie Zhang <jie.zhang@analog.com>
16195 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16196 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16197 mcpu=bf561-none and mcpu=bf561-0.2.
16198 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16199 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16200 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16201 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16202 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16203 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16204 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16206 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16207 (cputype_selected): Remove.
16208 (bfin_handle_option): Don't use cputype_selected.
16209 (override_options): When no mcpu option, enable all workarounds.
16210 Don't use bfin_workarounds.
16211 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16213 (DEFAULT_CPU_TYPE): Don't define.
16215 2008-05-16 Richard Guenther <rguenther@suse.de>
16217 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16218 on deletion of the last stmt.
16220 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16222 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16223 V8HImode for SSE2 and V16QImode for SSE4.1.
16225 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16227 * cgraph.h (compute_inline_parameters): Made public.
16228 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16229 variable_generate_summary, function_write_summary,
16230 variable_write_summary, variable_read_summary. Added generate_summary,
16231 write_summary, read_summary.
16232 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16233 pass_ipa_inline.function_generate_summary, to
16234 compute_inline_parameters.
16235 * ipa-inline.c (compute_inline_parameters): Made public and added
16237 (compute_inline_parameters_for_current): New function.
16238 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16239 (inline_generate_summary): Removed parameter and made to loop over
16241 (pass_ipa_inline): Updated for new IPA_PASS structure.
16242 * passes.c (execute_ipa_summary_passes): Now is called once per
16243 pass rather than once per node*pass.
16245 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16247 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16248 avr_have_mul_p, avr_asm_only_p): Remove variables.
16249 (avr_override_options): Remove initialization of removed variables.
16250 (avr_file_start): Convert removed variables to fields of
16251 'struct base_arch_s *avr_current_arch'.
16252 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16253 (AVR_HAVE_MUL): (Ditto.).
16254 (AVR_HAVE_MOVW): (Ditto.).
16255 (AVR_HAVE_LPMX): (Ditto.).
16256 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16257 avr_asm_only_p): Remove declaration.
16259 2008-05-15 Diego Novillo <dnovillo@google.com>
16261 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16262 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16264 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16266 PR middle-end/36194
16267 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16268 Don't call record_truncated_value from here.
16269 (record_truncated_value): Turn it into a for_each_rtx callback.
16270 (record_truncated_values): New function.
16271 (combine_instructions): Call note_uses with record_truncated_values.
16272 Change name of check_conversion to check_promoted_subreg.
16274 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16276 * doc/sourcebuild.texi: Document support for torture tests.
16278 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16280 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16281 to alternative 4 of operand 2.
16283 2008-05-15 Richard Guenther <rguenther@suse.de>
16285 * tree-pass.h (current_pass): Declare.
16286 (get_pass_for_id): Likewise.
16287 * passes.c (passes_by_id, passes_by_id_size): New globals.
16288 (set_pass_for_id): New function.
16289 (get_pass_for_id): Likewise.
16290 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16291 (execute_function_todo): Flush per function statistics.
16292 * toplev.c (compile_file): Init statistics.
16293 (general_init): Do early statistics initialization.
16294 (finalize): Finish statistics.
16295 * statistics.h (statistics_early_init): Declare.
16296 (statistics_init): Likewise.
16297 (statistics_fini): Likewise.
16298 (statistics_fini_pass): Likewise.
16299 (statistics_counter_event): Likewise.
16300 (statistics_histogram_event): Likewise.
16301 * statistics.c: New file.
16302 * Makefile.in (OBJS-common): Add statistics.o.
16303 (statistics.o): Add dependencies.
16304 * doc/invoke.texi (-fdump-statistics): Document.
16306 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16307 (insert): Likewise.
16308 (execute_pre): Use statistics_counter_event.
16309 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16310 (substitute_and_fold): Increment it. Use statistics_counter_event.
16312 2008-05-15 Diego Novillo <dnovillo@google.com>
16314 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16316 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16317 * tree-ssa-alias.c (new_type_alias): Remove references to
16318 sub-variables from comment.
16319 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16321 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16323 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16324 attribute to 1 only for insertps alternative.
16326 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16328 * config/bfin/bfin.md (loadbytes): New pattern.
16329 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16330 (bfin_init_builtins): Initialize it.
16331 (bdesc_1arg): Add it.
16333 2008-05-15 Sa Liu <saliu@de.ibm.com>
16335 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16336 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16337 * testsuite/lib/target-supports.exp: Add
16338 check_effective_target_fortran_integer_16.
16340 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16342 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16343 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16344 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16345 (TARGET_RETURN_IN_MEMORY): Define.
16347 2008-05-15 Richard Guenther <rguenther@suse.de>
16349 PR middle-end/36244
16350 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16351 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16352 represent unmodifiable vars.
16354 2008-05-15 Richard Guenther <rguenther@suse.de>
16356 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16357 INDIRECT_REF and TARGET_MEM_REF.
16358 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16361 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16362 H.J. Lu <hongjiu.lu@intel.com>
16364 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16365 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16366 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16367 insn alternatives. Add missing alternatives.
16368 (*vec_concatv2di_rex64_sse4_1): Likewise.
16369 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16370 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16371 Require TARGET_SSE.
16373 2008-05-15 Richard Guenther <rguenther@suse.de>
16375 PR tree-optimization/36009
16376 PR tree-optimization/36204
16377 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16378 (determine_invariantness_stmt): Record the loop a store is
16379 always executed in.
16380 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16383 2008-05-15 Richard Guenther <rguenther@suse.de>
16385 PR tree-optimization/34330
16386 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16387 through the pointer will alias the SMT.
16389 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16391 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16393 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16395 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16397 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16398 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16400 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16401 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16402 (vashl_optab): New optab for vector/vector shifts.
16403 (vashr_optab): Ditto.
16404 (vlshr_optab): Ditto.
16405 (vrotl_optab): Ditto.
16406 (vrotr_optab): Ditto.
16407 (optab_subtype): New enum for optab_for_tree_code call.
16408 (optab_for_tree_code): Add enum optab_subtype argument.
16410 * optabs.c (optab_for_tree_code): Take an additional argument to
16411 distinguish between a vector shift by a scalar and vector shift by
16412 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16413 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16414 vector shift by a vector.
16415 (expand_widen_pattern_expr): Pass additional argument to
16416 optab_for_tree_code.
16418 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16419 vrotl_optab, vrotr_optab.
16421 * expr.c (expand_expr_real_1): Update calls to
16422 optab_for_tree_code to distinguish between vector shifted by a
16423 scalar and vector shifted by a vector.
16424 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16425 (supportable_narrowing_operation): Ditto.
16426 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16427 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16428 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16429 (vect_create_epilog_for_reduction): Ditto.
16430 (vectorizable_reduction): Ditto.
16431 (vectorizable_operation): Ditto.
16432 (vect_strided_store_supported): Ditto.
16433 (vect_strided_load_supported): Ditto.
16434 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16435 * expmed.c (expand_shift): Ditto.
16437 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16439 (ashr@var{m}3): Ditto.
16440 (vashl@var{m}3): Document new vector/vector shift standard name.
16441 (vashr@var{m}3): Ditto.
16442 (vlshr@var{m}3): Ditto.
16443 (vrotl@var{m}3): Ditto.
16444 (vrotr@var{m}3): Ditto.
16446 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16447 (PPERM_INVERT): Ditto.
16448 (PPERM_REVERSE): Ditto.
16449 (PPERM_REV_INV): Ditto.
16450 (PPERM_ZERO): Ditto.
16451 (PPERM_ONES): Ditto.
16452 (PPERM_SIGN): Ditto.
16453 (PPERM_INV_SIGN): Ditto.
16454 (PPERM_SRC1): Ditto.
16455 (PPERM_SRC2): Ditto.
16457 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16458 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16459 allows a memory operand to be the value being added, and split it
16460 to improve vectorization.
16461 (sse5_pmacsdqh_mem): Ditto.
16462 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16463 (sse5_mulv2div2di3_high): Ditto.
16464 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16465 (vec_pack_trunc_v4si): Ditto.
16466 (vec_pack_trunc_v2di): Ditto.
16467 (sse5_pcmov_<mode>): Remove code that tried to use use
16468 andps/andnps instead of pcmov.
16469 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16470 pmacsdqh instructions.
16471 (vec_widen_smult_lo_v4si): Ditto.
16473 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16474 (PPERM_INVERT): Ditto.
16475 (PPERM_REVERSE): Ditto.
16476 (PPERM_REV_INV): Ditto.
16477 (PPERM_ZERO): Ditto.
16478 (PPERM_ONES): Ditto.
16479 (PPERM_SIGN): Ditto.
16480 (PPERM_INV_SIGN): Ditto.
16481 (PPERM_SRC1): Ditto.
16482 (PPERM_SRC2): Ditto.
16483 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16485 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16487 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16488 says ignore whether the last reference is a memory operand.
16490 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16491 Paolo Bonzini <bonzini at gnu dot org>
16493 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16496 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16497 (vlshr<mode>3): Rename from vlshr<mode>3.
16498 (vashr<mode>3): Rename from vashr<mode>3.
16499 (mulv4sf3): Change the names of vector shift patterns.
16503 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16506 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16531 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16532 (floatunssidf2_internal): Change vector/vector shift names.
16533 (floatunsdidf2_internal): Ditto.
16540 (vashl<mode>3): Rename from ashl<mode>3.
16541 (vashr<mode>3): Rename from ashr<mode>3.
16542 (vlshr<mode>3): Rename from lshr<mode>3.
16543 (vrotl<mode>3): Rename from rotl<mode>3.
16545 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16548 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16549 multiply gives the wrong value when doing widening multiplies.
16550 (vec_widen_smult_lo_v4si): Ditto.
16552 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16554 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16555 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16556 emit_library_call_value.
16557 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16558 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16559 * calls.c (initialize_argument_information, precompute_arguments,
16560 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16561 (precompute_arguments): Removed flags parameter.
16562 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16564 2008-05-14 Richard Guenther <rguenther@suse.de>
16566 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16567 Make sure to register the store if the use is a PHI_NODE.
16569 2008-05-14 Olivier Hainque <hainque@adacore.com>
16571 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16572 memory if the component is to be referenced in BLKmode according
16573 to get_inner_reference.
16575 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16577 * calls.c (emit_library_call_value_1): Restore code clearing
16578 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
16580 2008-05-14 Olivier Hainque <hainque@adacore.com>
16581 Nicolas Roche <roche@adacore.com>
16583 * configure.ac: Add support for a "gcc_subdir" variable in
16584 config-lang.in, to denote a subdirectory where the language/GCC
16585 integration files are to be found.
16586 * configure: Regenerate.
16588 2008-05-14 Ira Rosen <irar@il.ibm.com>
16590 PR tree-optimization/36098
16591 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
16592 value for the first load in the group in case of a gap.
16593 (vect_build_slp_tree): Check that there are no gaps in loads.
16595 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16597 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
16598 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
16599 expand_copysign_bit, ): Change call to emit_no_conflict_block to
16600 emit_insn and remove unneeded code to construct extra args.
16601 (emit_no_conflict_block): Removed.
16602 * optabls.h: (emit_no_conflict_block): Removed.
16603 * cse.c (cse_extended_basic_block): Remove search for
16604 REG_NO_CONFLICT note.
16605 * global.c: Removed incorrect comment added in revision 117.
16606 * expr.c (convert_move): Change call to emit_no_conflict_block to
16608 * recog.c: Change comments so that they do not mention
16610 * local_alloc.c (combine_regs): Removed last parameter.
16611 (no_conflict_p): Removed.
16612 (block_alloc): Removed note, no_conflict_combined_regno and set
16613 local vars. Removed all code to process REG_NO_CONFLICT blocks.
16614 (combine_regs): Removed already_dead and code to look for
16615 REG_NO_CONFLICT notes.
16616 * lower_subreg (remove_retval_note): Removed code to look for
16617 REG_NO_CONFLICT block.
16618 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
16619 (resolve_clobber): Remove code to process libcalls that have
16620 REG_NO_CONFLICT notes.
16621 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
16623 * combine.c (can_combine_p, distribute_notes): Removed
16624 REG_NO_CONFLICT case.
16625 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
16627 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
16628 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
16630 * reg-notes.def (NO_CONFLICT): Removed.
16632 2008-05-14 David S. Miller <davem@davemloft.net>
16634 * config/sparc/sparc.c (sparc_profile_hook): If
16635 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
16636 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
16637 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16639 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
16641 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
16643 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
16646 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
16647 and op1 expansion before vector concat to have less live pseudos.
16649 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
16651 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16652 ix86_expand_vector_set if supported.
16654 2008-05-13 Diego Novillo <dnovillo@google.com>
16655 Kenneth Zadeck <zadeck@naturalbridge.com>
16657 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
16659 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
16660 phinodes_print_statistics, init_ssanames, fini_ssanames,
16661 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
16662 release_ssa_name, release_defs, replace_ssa_name_symbol,
16663 ssanames_print_statistics): Move ...
16664 * tree-flow.h: ... here.
16665 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
16666 Use FN instead of cfun.
16667 (make_ssa_name_fn): Rename from make_ssa_name.
16668 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
16669 * tree-flow-inline.h (make_ssa_name): Move from
16670 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
16671 * omp-low.c (expand_omp_parallel):
16672 * tree-flow-inline.h (redirect_edge_var_map_result):
16673 * tree-ssa.c (init_tree_ssa): Add argument FN.
16674 Use it instead of cfun. Update all users.
16676 2008-05-13 Tom Tromey <tromey@redhat.com>
16678 PR preprocessor/22168:
16679 * doc/cpp.texi (Top): Update menu.
16680 (Alternatives to Wrapper #ifndef): New node.
16681 (Other Directives): Document deprecation.
16682 (Obsolete Features): Remove menu.
16683 (Assertions): Merge node into Obsolete Features.
16684 (Obsolete once-only headers): Move earlier; rename to Alternatives
16685 to Wrapper #ifndef.
16686 * doc/cppopts.texi: Update.
16687 * c.opt (Wdeprecated): Enable for C and ObjC.
16688 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
16689 (C++ Dialect Options): Move -Wno-deprecated from here to...
16690 (Warning Options): ... here.
16692 2008-05-13 Richard Guenther <rguenther@suse.de>
16694 PR middle-end/36227
16695 * fold-const.c (fold_sign_changed_comparison): Do not allow
16696 changes in pointer-ness.
16698 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16701 * config/sh/sh.c (sh_expand_prologue): Don't clear
16702 RTX_FRAME_RELATED_P for push insns.
16704 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
16706 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
16708 2008-05-12 Anatoly Sokolov <aesok@post.ru>
16710 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
16711 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
16712 Use 'machine->is_leaf' instead of 'leaf_func_p'.
16714 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
16716 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
16717 (*vec_concatv4sf_sse): This.
16718 (*sse2_concatv2si): Renamed to ...
16719 (*vec_concatv2si_sse2): This.
16720 (*sse1_concatv2si): Renamed to ...
16721 (*vec_concatv2si_sse): This.
16722 (*vec_concatv2di_rex): Renamed to ...
16723 (*vec_concatv2di_rex64): This.
16724 (*vec_concatv2si_sse4_1): New.
16725 (*vec_concatv2di_rex64_sse4_1): Likewise.
16727 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
16729 PR rtl-optimization/36111
16730 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
16731 that was created for swappable operands.
16733 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
16736 * Makefile.in: Substitute GNATMAKE and GNATBIND.
16737 * configure.ac: Add call to ACX_PROG_GNAT.
16739 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
16741 * optc-gen.awk: Fix comment typo.
16743 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
16745 * pretty-print.c (pp_integer_with_precision): Use
16746 HOST_LONG_LONG_FORMAT.
16748 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
16750 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
16752 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
16754 * config/i386/i386.c (bdesc_ptest): Removed.
16755 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
16756 (bdesc_args): Add __builtin_ia32_ptestz128,
16757 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
16758 (ix86_init_mmx_sse_builtins): Updated.
16759 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
16760 (ix86_expand_builtin): Updated.
16762 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
16764 * tree-cfg.c (valid_fixed_convert_types_p): New function.
16765 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
16767 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
16769 * value-prof.c (interesting_stringop_to_profile): Do not
16770 return early for BUILT_IN_MEMPCPY.
16772 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
16774 * calls.c (expand_call): Don't use callgraph to increase
16775 preferred_stack_boundary.
16777 * cgraph.h (cgraph_rtl_info): Use unsigned on
16778 preferred_incoming_stack_boundary.
16780 * final.c (rest_of_clean_state): Use unsigned on
16781 preferred_stack_boundary.
16783 2008-05-09 Tom Tromey <tromey@redhat.com>
16785 PR preprocessor/22231:
16786 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
16789 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
16791 PR tree-optimization/36129
16792 * tree-ssa-ccp.c: Include value-prof.h.
16793 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
16794 built-in function was folded to a constant.
16795 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
16797 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
16798 Sebastian Pop <sebastian.pop@amd.com>
16800 * tree-scalar-evolution.c: Document instantiate_scev.
16801 (instantiate_parameters_1): Renamed instantiate_scev_1.
16802 Don't use the same loop for instantiation_loop and evolution_loop.
16803 (instantiate_scev): New.
16804 (instantiate_parameters): Moved...
16805 (resolve_mixers): Update call to instantiate_scev_1 to pass the
16806 same loop twice. Maintains the semantics for this function.
16807 * tree-scalar-evolution.h (instantiate_scev): Declare.
16808 (instantiate_parameters): ...here. Now static inline.
16809 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
16810 instead of resolve_mixers.
16812 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16814 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
16816 2008-05-09 Tomas Bily <tbily@suse.cz>
16818 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
16819 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
16820 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16821 * c-common.c (c_common_truthvalue_conversion): Likewise.
16822 * tree-object-size.c (compute_object_offset): Likewise.
16823 * tree-inline.c (estimate_num_insns_1): Likewise.
16824 * varasm.c (const_hash_1, compare_constant, copy_constant)
16825 (compute_reloc_for_constant, output_addressed_constants)
16826 (initializer_constant_valid_p): Likewise.
16827 * c-omp.c (check_omp_for_incr_expr): Likewise.
16828 * gimplify.c (gimplify_expr): Likewise.
16829 * c-typeck.c (c_finish_return): Likewise.
16830 * tree-vectorizer.c (supportable_widening_operation)
16831 (supportable_narrowing_operation): Likewise.
16832 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
16833 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
16834 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16835 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
16836 (descr_info_loc): Likewise.
16837 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16838 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
16839 (fold_unary): Likewise.
16840 * builtins.c (get_pointer_alignment): Likewise.
16841 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
16842 (instantiate_parameters_1): Likewise.
16843 * tree.c (expr_align, stabilize_reference): Likewise.
16844 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
16845 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
16846 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
16847 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16848 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
16849 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
16851 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
16852 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
16853 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
16854 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
16855 (forward_propagate_comparison)
16856 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16857 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
16858 * emit-rtl.c (component_ref_for_mem_expr)
16859 (set_mem_attributes_minus_bitpos): Likewise.
16860 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16861 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
16863 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
16864 (build_function_call, pointer_diff, build_compound_expr)
16865 (c_finish_return): Likewise.
16866 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
16867 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
16869 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
16870 * expr.c (is_aligning_offset): Likewise.
16871 * tree-ssa-alias.c (is_escape_site): Likewise.
16872 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
16873 (check_all_va_list_escapes): Likewise.
16874 * tree-ssa-loop-ivopts.c (determine_base_object)
16875 (determine_common_wider_type): Likewise.
16876 * dojump.c (do_jump): Likewise.
16877 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
16878 * tree-gimple.c (is_gimple_cast): Likewise.
16879 * fold-const.c (decode_field_reference, )
16880 (fold_sign_changed_comparison, fold_unary, fold_comparison)
16881 (fold_binary): Likewise.
16882 * tree-ssa-alias-warnings.c (find_alias_site_helper)
16883 (already_warned_in_frontend_p): Likewise.
16884 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
16885 * tree.c (really_constant_p, get_unwidened): Likewise.
16886 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
16887 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
16888 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
16890 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
16892 (CONVERT_EXPR_P): Define.
16893 (CASE_CONVERT): Define.
16895 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
16897 PR middle-end/36117
16898 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
16899 (delete_unmarked_insns): When deleting a call, call
16900 delete_unreachable_blocks.
16901 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16902 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
16904 2008-05-08 Richard Guenther <rguenther@suse.de>
16906 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
16907 (-ftree-salias): Likewise.
16908 (salias-max-implicit-fields): Remove param documentation.
16909 (salias-max-array-elements): Likewise.
16910 * tree-pass.h (pass_create_structure_vars): Remove.
16911 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16912 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16913 * tree-ssa-alias.c (create_structure_vars): Remove.
16914 (gate_structure_vars): Likewise.
16915 (pass_create_structure_vars): Likewise.
16916 (gate_build_alias): Likewise.
16917 (pass_build_alias): Adjust to run always and dump the function.
16918 * common.opt (ftree-salias): Hide.
16919 * passes.c (init_optimization_passes): Remove
16920 pass_create_structure_vars, adjust comment.
16921 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16922 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16923 * opts.c (decode_options): Do not set flag_tree_salias.
16924 (common_handle_option): Add OPT_ftree_salias to the backward
16925 compatibility section.
16927 2008-05-08 Richard Guenther <rguenther@suse.de>
16929 * tree-flow-inline.h (var_can_have_subvars): Move ...
16930 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
16931 * tree-flow.h (var_can_have_subvars): Remove.
16932 (push_fields_onto_fieldstack): Remove.
16933 (sort_fieldstack): Likewise.
16934 (struct fieldoff): Move ...
16935 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
16936 alias_set and base_for_components fields.
16937 (sort_fieldstack): Make static.
16938 (push_fields_onto_fieldstack): Likewise. Remove code that
16939 handles anything but RECORD_TYPEs. Remove alias_set and
16940 base_for_components handling.
16941 (create_variable_info_for): Adjust.
16943 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
16945 * common.opt (Wframe-larger-than=): Shorten the help message
16947 * doc/invoke.texi (Wframe-larger-than=): Add more description.
16949 2008-05-08 Rafael EspÃ
\83Ândola <espindola@google.com>
16951 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
16953 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
16954 trap and that both operands are gimple values.
16955 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
16956 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
16959 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16961 * read-rtl.c (join_c_conditions): Return the first string if the
16962 two strings are equal.
16964 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16966 * gensupport.h (pred_data): Add a "num_codes" field.
16967 (add_predicate_code): Declare.
16968 * gensupport.c (add_predicate_code): New function.
16969 (std_pred_table): Add an "allows_const_p" field.
16970 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
16971 Remove the (incomplete) list of such codes from the codes field.
16972 (init_predicate_table): Use add_predicate_code. Add all
16973 RTX_CONST_OBJs if allows_const_p is true.
16974 * genrecog.c (process_define_predicate): Use add_predicate_code.
16976 2008-05-08 David Daney <ddaney@avtrex.com>
16977 Richard Sandiford <rsandifo@nildram.co.uk>
16979 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
16980 special case of constant zero operands.
16981 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
16982 old and new values. Special case constant zero values.
16983 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
16985 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
16986 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
16988 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
16991 * simplify-rtx.c (simplify_plus_minus): Create CONST of
16992 similar RTX_CONST_OBJ before CONST_INT.
16994 2008-05-08 Steve Ellcey <sje@cup.hp.com>
16996 * stmt.c (expand_stack_restore): Change sa mode if needed.
16998 2008-05-08 Richard Guenther <rguenther@suse.de>
17000 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
17001 return type to bool.
17002 (ix86_sol10_return_in_memory): Likewise.
17003 (ix86_i386elf_return_in_memory): Likewise.
17004 (ix86_i386interix_return_in_memory): Likewise.
17005 * config/i386/i386.c (ix86_return_in_memory): Likewise.
17006 (ix86_sol10_return_in_memory): Likewise.
17007 (ix86_i386elf_return_in_memory): Likewise.
17008 (ix86_i386interix_return_in_memory): Likewise.
17010 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17013 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
17015 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
17016 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
17019 2008-05-08 Richard Guenther <rguenther@suse.de>
17021 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
17022 * tree-data-ref.h (struct dr_alias): Remove subvars field.
17023 (DR_SUBVARS): Remove.
17024 * tree-dfa.c (dump_subvars_for): Remove.
17025 (debug_subvars_for): Likewise.
17026 (dump_variable): Do not dump subvars.
17027 (remove_referenced_var): Do not remove subvars.
17028 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
17029 (lookup_subvars_for_var): Remove.
17030 (get_subvars_for_var): Likewise.
17031 (get_subvars_at): Likewise.
17032 (get_first_overlapping_subvar): Likewise.
17033 (overlap_subvar): Likewise.
17034 * tree-flow.h (subvar_t): Remove.
17035 (struct var_ann_d): Remove subvars field.
17036 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
17037 argument. Remove special handling of SFTs.
17038 (compute_tag_properties): Likewise.
17039 (set_initial_properties): Likewise.
17040 (compute_call_clobbered): Likewise.
17041 (count_mem_refs): Likewise.
17042 (compute_memory_partitions): Likewise.
17043 (compute_flow_insensitive_aliasing): Likewise.
17044 (setup_pointers_and_addressables): Likewise.
17045 (new_type_alias): Likewise.
17046 (struct used_part): Remove.
17047 (used_portions): Likewise.
17048 (struct used_part_map): Likewise.
17049 (used_part_map_eq): Likewise.
17050 (used_part_map_hash): Likewise.
17051 (free_used_part_map): Likewise.
17052 (up_lookup): Likewise.
17053 (up_insert): Likewise.
17054 (get_or_create_used_part_for): Likewise.
17055 (create_sft): Likewise.
17056 (create_overlap_variables_for): Likewise.
17057 (find_used_portions): Likewise.
17058 (create_structure_vars): Likewise.
17059 * tree.def (STRUCT_FIELD_TAG): Remove.
17060 * tree.h (MTAG_P): Adjust.
17061 (struct tree_memory_tag): Remove base_for_components and
17062 unpartitionable flags.
17063 (struct tree_struct_field_tag): Remove.
17064 (SFT_PARENT_VAR): Likewise.
17065 (SFT_OFFSET): Likewise.
17066 (SFT_SIZE): Likewise.
17067 (SFT_NONADDRESSABLE_P): Likewise.
17068 (SFT_ALIAS_SET): Likewise.
17069 (SFT_UNPARTITIONABLE_P): Likewise.
17070 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
17071 (union tree_node): Remove sft field.
17072 * alias.c (get_alias_set): Remove special handling of SFTs.
17073 * print-tree.c (print_node): Remove handling of SFTs.
17074 * tree-dump.c (dequeue_and_dump): Likewise.
17075 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
17076 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
17077 * tree-predcom.c (set_alias_info): Do not set subvars.
17078 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
17079 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
17080 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
17081 (add_vars_for_offset): Remove.
17082 (add_virtual_operand): Remove special handling of SFTs.
17083 (add_call_clobber_ops): Likewise.
17084 (add_call_read_ops): Likewise.
17085 (get_asm_expr_operands): Likewise.
17086 (get_modify_stmt_operands): Likewise.
17087 (get_expr_operands): Likewise.
17088 (add_to_addressable_set): Likewise.
17089 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
17090 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17091 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
17092 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
17093 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
17094 (tree_node_structure): Likewise.
17095 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
17097 (find_what_p_points_to): Likewise.
17099 2008-05-08 Sa Liu <saliu@de.ibm.com>
17101 * config/spu/spu.md: Fixed subti3 pattern.
17103 2008-05-08 Richard Guenther <rguenther@suse.de>
17105 PR middle-end/36154
17106 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
17107 sure to create a representative for trailing arrays for PTA.
17109 2008-05-08 Richard Guenther <rguenther@suse.de>
17111 PR middle-end/36172
17112 * fold-const.c (operand_equal_p): Two objects which types
17113 differ in pointerness are not equal.
17115 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17117 * calls.c (compute_argument_block_size): Add argument tree fndecl.
17118 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17119 (emit_library_call_value_1): Add new variable fndecl initialized by
17120 NULL_TREE. It should be the decl type of orgfun, but this information
17121 seems not to be available here, so it uses the default calling abi.
17122 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
17123 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
17124 by TARGET_RETURN_IN_MEMORY.
17125 * config/i386/i386-interix.h: Likewise.
17126 * config/i386/i386.h: Likewise.
17127 * config/i386/i386elf.h: Likewise.
17128 * config/i386/ptx4-i.h: Likewise.
17129 * config/i386/sol2-10.h: Likewise.
17130 * config/i386/sysv4.h: Likewise.
17131 * config/i386/vx-common.h: Likewise.
17132 * config/cris/cris.h: Removed #if 0 clause.
17133 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
17134 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
17136 (ix86_sol10_return_in_memory): Likewise.
17137 (ix86_i386elf_return_in_memory): New.
17138 (ix86_i386interix_return_in_memory): New.
17139 * config/mt/mt-protos.h (mt_return_in_memory): New.
17140 * config/mt/mt.c: Likewise.
17141 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17142 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
17143 * config/bfin/bfin.h: Likewise.
17144 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
17146 * config/bfin/bfin.c: Likewise.
17147 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17148 * config/alpha/unicosmk.h: Likewise.
17149 * config/i386/cygming.h: Likewise.
17150 * config/iq2000/iq2000.h: Likewise.
17151 * config/mips/mips.h: Likewise.
17152 * config/mn10300/mn10300.h: Likewise.
17153 * config/rs6000/rs6000.h: Likewise.
17154 * config/score/score.h: Likewise.
17155 * config/spu/spu.h: Likewise.
17156 * config/v850/v850.h: Likewise.
17157 * defaults.h: Likewise.
17158 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17159 * expr.c (emit_block_move): Adjust use of
17160 OUTGOING_REG_PARM_STACK_SPACE.
17161 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17162 OUTGOING_REG_PARM_STACK_SPACE.
17163 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17165 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17167 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17168 on OMP_RETURN for OMP_FOR.
17171 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17172 (fortran_common): New function.
17173 (gen_variable_die): Call fortran_common instead of common_check,
17174 adjust for it returning tree instead of rtx. Formatting.
17176 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17180 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17181 * c-decl.c (merge_decls): Ditto.
17182 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17183 to RTL_CONST_OR_PURE_CALL_P.
17184 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17185 Initialized DECL_LOOPING_CONST_PURE.
17186 (process_call_operands): Set tree_side_effects properly.
17187 * tree.h (TREE_READONLY_DECL_P): Removed.
17188 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17189 (DECL_LOOPING_OR_CONST_P): New macro.
17190 (struct tree_function_decl): Added looping_const_or_pure_p.
17191 (ECF_*) Renumbered.
17192 (ECF_LOOPING_OR_CONST_P): New macro.
17193 * rtlanal.c (pure_const_p): Removed.
17194 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17195 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17196 to RTL_CONST_CALL_P.
17197 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17198 (check_decl, check_tree, check_call, scan_function): Initialize
17200 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17201 (static_execute): Set looping true for recursive functions.
17202 Undo setting state to IPA_NEITHER for recursive functions.
17203 * cse.c (cse_insn):
17204 * ifcvt.c (noce_can_store_speculate_p): Changed
17205 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17206 RTL_CONST_OR_PURE_CALL_P.
17207 * dse.c (scan_insn): Ditto.
17208 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17209 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17210 RTL_CONST_OR_PURE_CALL_P.
17211 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17212 pure_call_p to RTL_CONST_CALL_P.
17213 * gimplify.c (gimplify_call_expr): Clear side effects for
17214 non-looping pure and constant calls.
17215 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17216 (flags_from_decl_or_type): Set ecf flags from decl flags.
17217 (initialize_argument_information): Turn off
17218 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17219 Change const to pure if callee_copies is true rather than just
17221 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17222 way of marking pure calls.
17223 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17224 Remove hack that was supposed to fix pr7335 and remove old
17225 way of marking pure calls.
17226 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17227 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17228 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17229 RTL_CONST_OR_PURE_CALL_P.
17230 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17231 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17232 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17233 * sched-deps.c (schedule_analyze): Ditto.
17234 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17235 return_val field of calls to represent pure and const function info.
17236 (CONST_OR_PURE_CALL_P): Deleted macro.
17237 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17238 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17239 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17241 * tree-optimize.c (execute_fixup_cfg): Added test for
17242 ECF_LOOPING_CONST_OR_PURE.
17243 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17245 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17246 effects for looping pure or const calls.
17247 (verify_gimple_expr): Added verification code.
17248 * config/alpha/alpha.c (alpha_legitimize_address,
17249 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17251 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17252 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17253 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17254 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17255 RTL_CONST_OR_PURE_CALL_P.
17256 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17257 and const calls to be deleted.
17259 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17262 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17263 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17264 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17265 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17266 to handle nonimmediate operands.
17267 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17268 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17269 to handle nonimmediate operands.
17270 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17271 (mmx_pmulhrwv4hi3): New expander. Use
17272 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17273 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17274 (sse2_umulv1siv1di3): New expander. Use
17275 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17276 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17277 (mmx_eq<mode>3): New expander. Use
17278 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17279 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17280 (mmx_uavgv8qi3): New expander. Use
17281 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17282 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17283 (mmx_uavgv4hi3): New expander. Use
17284 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17286 * config/i386/sse.md
17287 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17288 to handle nonimmediate operands.
17289 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17290 to handle nonimmediate operands.
17291 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17292 to handle nonimmediate operands.
17293 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17294 to handle nonimmediate operands.
17295 (sse2_unpckhpd_exp): New expander. Use
17296 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17297 (sse2_unpcklpd_exp): New expander. Use
17298 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17299 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17300 to handle nonimmediate operands.
17301 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17302 to handle nonimmediate operands.
17303 (*sse2_<plusminus_insn><mode>3): Rename from
17304 sse2_<plusminus_insn><mode>3 insn pattern.
17305 (sse2_<plusminus_insn><mode>3): New expander. Use
17306 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17307 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17308 (sse2_umulv2siv2di3): New expander. Use
17309 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17310 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17311 (sse4_1_mulv2siv2di3): New expander. Use
17312 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17313 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17314 (sse2_pmaddwd): New expander. Use
17315 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17316 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17317 (sse2_eq<mode>3): New expander. Use
17318 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17319 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17320 (sse4_1_eqv2di3): New expander. Use
17321 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17322 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17323 (sse2_uavgv16qi3): New expander. Use
17324 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17325 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17326 (sse2_uavgv16qi3): New expander. Use
17327 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17328 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17329 (sse2_uavgv8hi3): New expander. Use
17330 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17331 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17332 (ssse3_pmulhrswv8hi3): New expander. Use
17333 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17334 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17335 (ssse3_pmulhrswv4hi3): New expander. Use
17336 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17338 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17339 (<sse>_vmmul<mode>3): Ditto.
17340 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17342 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17343 (ssse3_pmaddubsw): Ditto.
17345 * config/i386/i386.c (struct_builtin_description)
17346 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17347 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17348 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17349 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17350 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17351 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17352 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17353 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17354 (ix86_fixup_binary_operands): Assert that src1
17355 and src2 must have the same mode when swapped.
17356 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17357 and ix86_binary_operator_ok. Do not force operands in registers
17360 2008-05-07 Jan Hubicka <jh@suse.cz>
17362 * cgraph.c (dump_cgraph_node): Update.
17363 * cgraph.h (cgraph_local_info): Break out inline summary.
17364 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17366 * ipa-inline (inline_summary): New accestor function.
17367 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17368 cgraph_decide_inlining, compute_inline_parameters): Update.
17369 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17371 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17373 Cleanup ColdFire scheduling support and add V4 pipeline model.
17375 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17376 (define_attr cpu): Add cfv4 value.
17377 (define_attr type, define_attr type1): Merge into a single 'type'
17378 attribute. Update all uses.
17379 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17380 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17382 (define_attr opx_mem, define_attr opy_mem): Remove.
17383 (define_attr op_mem): Clean up, update comment.
17384 (define_attr size): Use specific values instead of general int.
17385 (define_attr guess, define_attr split): Remove. Update all uses.
17386 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17387 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17388 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17389 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17390 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17391 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17392 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17393 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17394 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17395 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17396 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17397 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17398 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17399 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17400 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17401 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17402 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17403 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17404 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17405 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17406 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17407 Update or set attributes.
17408 (stack_tie): New fake instruction.
17410 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17411 (m68k_sched_attr_size): Update declaration.
17412 (m68k_sched_attr_type2): Remove.
17413 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17414 Declare new bypass predicates.
17416 * config/m68k/m68k.c (m68k_sched_issue_rate,
17417 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17419 (TARGET_SCHED_ISSUE_RATE,
17420 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17421 (override_options): Handle scheduling for ColdFire V4 core.
17422 (m68k_expand_prologue): Emit stack_tie.
17423 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17424 'OP_TYPE_FPN'. Update all uses.
17425 (sched_guess_p): Remove.
17426 (sched_address_type): Handle symbolic addresses.
17427 (sched_get_operand): New static function.
17428 (sched_operand_type): Merge into sched_attr_op_type.
17429 (sched_attr_op_type): Handle FP registers, handle quick constants,
17431 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17432 (m68k_sched_attr_size): Update. Move logic to ...
17433 (sched_get_attr_size_int): New static function.
17434 (sched_get_opxy_mem_type): New static function.
17435 (m68k_sched_attr_op_mem): Update.
17436 (m68k_sched_attr_type2): Remove.
17437 (sched_cfv4_bypass_data): New static variable.
17438 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17439 (m68k_sched_issue_rate): Implement scheduler hook.
17440 (struct _sched_ib: enabled_p): New field.
17441 (m68k_sched_variable_issue): Update. Handle V4.
17442 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17443 sched_dump_class_func_t, sched_dump_split_class,
17444 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17445 sched_dump_dfa_class, m68k_sched_dump): Remove.
17446 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17448 (m68k_sched_init_global): Remove statisctics dumping, introduce
17449 sanity check that all instructions have pipeline reservations. Handle
17451 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17452 Handle ColdFire V4 core.
17453 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17454 New static functions.
17455 (m68k_sched_address_bypass_p): New bypass predicate.
17456 (sched_get_indexed_address_scale): New static function.
17457 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17459 * cf.md: Update comments.
17460 (define_attr type2): Remove. Use 'type' attribute instead.
17462 (cf_ib): Rename to cfv123_ib. Update all uses.
17463 (cf_oep): Rename to cfv123_oep. Update all uses.
17464 (cf_chr): Rename to cfv123_chr. Update all uses.
17465 (cf_mem): Rename to cfv123_mem. Update all uses.
17466 (cf_mac): Move to more appropriate place.
17467 (cfv123_guess): New automaton and cpu_unit.
17468 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17469 Update uses of 'size' attribute. Handle before reload scheduling.
17470 (cfv123_guess): New dummy reservation for unhandled instructions.
17471 (cfv4_*): Pipeline description of ColdFire V4 core.
17472 (ignore): New reservation to handle 'ignore' type.
17474 2008-05-07 Ian Lance Taylor <iant@google.com>
17476 PR middle-end/36013
17477 * gimplify.c (find_single_pointer_decl_1): Don't look through
17479 (find_single_pointer_decl): Adjust comments.
17481 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17483 PR middle-end/36137
17484 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17485 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17487 PR middle-end/36106
17488 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17489 integral type rather than floating point, then VIEW_CONVERT_EXPR
17490 to the floating point type.
17492 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17494 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17495 TFmode op0 to register.
17497 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17499 * c-decl.c (grokdeclarator): Comment typo.
17501 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17503 * tree-flow.h: Remove prototype for computed_goto_p.
17504 * tree-cfg.c (computed_goto_p): Make static.
17506 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17509 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17510 (contains_aligned_value_p): This. Handle _Decimal128.
17511 (ix86_function_arg_boundary): Only align _Decimal128 to its
17512 natural boundary and handle it properly.
17514 2008-05-06 Martin Jambor <mjambor@suse.cz>
17516 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17517 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17518 (ipcp_method_set_orig_node): Removed.
17519 (ipcp_cval_get_cvalue_type): Removed.
17520 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17521 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17522 (ipcp_cval_set_cvalue_type): Removed.
17523 (ipcp_cval_get_cvalue): Removed.
17524 (ipcp_cval_set_cvalue): Removed.
17525 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17526 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17527 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17528 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17529 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17530 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17531 (ipcp_get_ith_lattice): Changed parameters.
17532 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17533 (ipcp_lattice_from_jfunc): Changed parameters.
17534 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17535 (ipcp_method_cval_print): Added temporary variable info.
17536 (ipcp_redirect): Removed already unused local variable caller.
17537 (ipcp_redirect): New temporary variable orig_callee_info
17538 (ipcp_redirect): Removed newly unused local variable callee.
17539 (ipcp_redirect): Removed (a bit confusing) local variable type.
17540 (ipcp_insert_stage): Added local variable info.
17541 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17543 (ipcp_formal_create): Removed.
17544 (ipcp_method_cval_set): Removed.
17545 (ipcp_propagate_stage): Renamed lattice variables.
17546 (ipcp_method_cval_set_cvalue_type): Removed.
17547 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17548 (ipcp_print_all_lattices): Changed printed strings to refer to
17549 lattices rather than cvals.
17550 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17551 (ipcp_propagate_const): Changed formal parameters.
17552 (build_const_val): Changed formal parameters.
17553 (ipcp_insert_stage): Removed useless variable cvalue
17554 (build_const_val): Changed formal parameters.
17555 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17556 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17557 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17558 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17559 (ipcp_print_func_profile_counts): Changed string from "method" to
17561 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17562 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17563 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17564 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17565 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17566 (ipcp_lat_is_const): Changed parameters and made inline.
17567 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17568 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17569 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17570 the predicate condition directly
17571 (ipcp_propagate_stage): Added local variable args. Removed local
17572 variable callee. (Both are mere code simplifications.)
17573 (ipcp_method_dont_insert_const): Renamed to
17574 ipcp_node_not_modifiable_p.
17575 (ipcp_node_not_modifiable_p): Made inline.
17576 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17577 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17578 (ipcp_print_all_lattices): Removed variable cvalue
17579 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
17582 2008-05-06 Olivier Hainque <hainque@adacore.com>
17584 * tree-sra.c (try_instantiate_multiple_fields): Early return
17585 if field has POINTER_TYPE.
17587 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
17589 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
17590 by using 'q' specifier for instruction.
17591 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
17593 2008-05-06 Anatoly Sokolov <aesok@post.ru>
17595 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17596 Change mode of zero_extract from QImode to HImode.
17597 (sign bit tests peepholes): (Ditto.).
17599 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
17601 * config/i386/mmx.md: Remove double backslashes from asm templates.
17602 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
17603 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17604 to handle nonimmediate operands.
17605 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
17606 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17607 to handle nonimmediate operands.
17608 (*mmx_<code>v2sf3_finite): New insn pattern.
17609 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
17610 (mmx_<code>v2sf3): New expander. Use
17611 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17612 (mmx_<plusminus_insn><mode>3): New expander. Use
17613 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17614 (*mmx_<plusminus_insn><mode>3): New insn pattern.
17615 (mmx_add<mode>3): Removed.
17616 (mmx_ssadd<mode>3): Ditto.
17617 (mmx_usadd<mode>3): Ditto.
17618 (mmx_sub<mode>3): Ditto.
17619 (mmx_sssub<mode>3): Ditto.
17620 (mmx_ussub<mode>3): Ditto.
17621 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
17622 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
17623 to handle nonimmediate operands.
17624 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
17626 (mmx_smulv4hi3_highpart): New expander. Use
17627 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17628 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
17630 (mmx_umulv4hi3_highpart): New expander. Use
17631 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17632 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
17633 (mmx_<code>v4hi3): New expander. Use
17634 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17635 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
17636 (mmx_<code>v8qi3): New expander. Use
17637 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17638 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
17639 (mmx_<code><mode>3): New expander. Use
17640 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17642 2008-05-05 Jan Hubicka <jh@suse.cz>
17644 PR tree-optimization/36118
17645 * passes.c (pass_init_dump_file): Fix dump header.
17647 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17649 PR middle-end/36141
17650 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
17651 VCE for function decls.
17653 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17655 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
17657 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17659 * config/i386/i386.md (sat_plusminus): New.
17660 (plusminus_insn): Likewise.
17661 (plusminus_mnemonic): Likewise.
17663 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
17664 (*<addsub><mode>3_cc_overflow): Renamed to ...
17665 (*<plusminus_insn><mode>3_cc_overflow): This.
17666 (*<addsub>si3_zext_cc_overflow): Renamed to ...
17667 (*<plusminus_insn>si3_zext_cc_overflow): This.
17669 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
17670 (<plusminus_insn><mode>3): This.
17671 (*<addsub><mode>3): Renamed to ...
17672 (*<plusminus_insn><mode>3): This.
17673 (<sse>_vm<addsub><mode>3): Renamed to ...
17674 (<sse>_vm<plusminus_insn><mode>3): This.
17675 (sse3_h<addsub>v4sf3): Renamed to ...
17676 (sse3_h<plusminus_insn>v4sf3): This.
17677 (sse3_h<addsub>v2df3): Renamed to ...
17678 (sse3_h<plusminus_insn>v2df3): This.
17679 (<plusminus_insn><mode>3): New.
17680 (*<plusminus_insn><mode>3): Likewise.
17681 (sse2_<plusminus_insn><mode>3): Likewise.
17682 (add<mode>): Removed.
17683 (*add<mode>3): Likewise.
17684 (sse2_ssadd<mode>3): Likewise.
17685 (sse2_usadd<mode>3): Likewise.
17686 (sub<mode>3): Likewise.
17687 (*sub<mode>3): Likewise.
17688 (sse2_sssub<mode>3): Likewise.
17689 (sse2_ussub<mode>3): Likewise.
17691 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
17693 * gthr-single.h: Add in required interface elements as per gthr.h.
17694 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
17695 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
17696 Generalize UNUSED macro.
17697 (__gthread_once): Add.
17698 (__gthread_key_create): Add.
17699 (__gthread_key_delete): Add.
17700 (__gthread_getspecific): Add.
17701 (__gthread_setspecific): Add.
17703 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
17705 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
17706 the same size types for the indirect reference on the rhs, then
17709 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
17711 * config/i386/i386.md
17712 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
17713 one insn template instead of template series.
17714 (*xordi_1_rex64): Ditto.
17715 (*xordi_2_rex64): Ditto.
17717 2008-05-05 Ira Rosen <irar@il.ibm.com>
17719 PR tree-optimization/36119
17720 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
17723 2008-06-04 Jan Hubicka <jh@suse.cz>
17725 tree-optimization/36100
17726 * tree-pass.h (pass_O0_always_inline): Declare.
17727 * ipa-inline.c (inline_transform): Remove dead code.
17728 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
17729 pass_O0_always_inline): New.
17730 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
17732 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
17734 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
17735 mnemonic in this_param move for TARGET_64BIT.
17737 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
17739 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
17740 (*strmovsi_rex_1): Ditto.
17741 (*strsetsi_1): Ditto.
17742 (*strsetsi_rex_1): Ditto.
17744 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
17745 adddicc expanders using SWI mode iterator.
17747 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
17750 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
17753 2008-05-04 David S. Miller <davem@davemloft.net>
17755 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
17756 (sparc*-*-linux*): Use linux.h in tm_file.
17757 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
17758 compiler defaulting to 32-bit.
17759 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
17761 * config/sparc/linux.h: Remove definitions now obtained
17762 properly from linux.h
17763 * config/sparc/linux64.h: Likewise.
17764 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
17765 don't want this setting for 32-bit builds in a biarch compiler.
17766 * doc/install.texi: Add sparc-linux to list of targets
17767 supporting --enable-targets=all.
17769 2008-05-03 Andrew Pinski <pinskia@gmail.com>
17771 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
17773 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
17775 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
17776 after V4SI_FTYPE_V8HI.
17777 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
17778 case V4SI_FTYPE_V2DF.
17780 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
17782 * doc/invoke.texi (max-flow-memory-locations): Removed.
17783 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
17785 2008-05-03 Richard Guenther <rguenther@suse.de>
17787 PR middle-end/34973
17788 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
17790 2008-05-02 David S. Miller <davem@davemloft.net>
17792 * config.gcc (need_64bit_hwint): Document libcpp dependency.
17794 2008-05-02 Simon Baldwin <simonb@google.com>
17797 * c-common.h (warn_array_subscript_range): Removed.
17798 * c-common.c (warn_array_subscript_range): Ditto.
17799 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
17800 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
17802 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17804 * config/i386/i386.c (ix86_special_builtin_type): New.
17805 (bdesc_special_args): Likewise.
17806 (ix86_expand_special_args_builtin): Likewise.
17807 (ix86_init_mmx_sse_builtins): Updated.
17808 (ix86_expand_builtin): Updated.
17809 (ix86_expand_store_builtin): Removed.
17810 (ix86_expand_unop_builtin): Likewise.
17812 * config/i386/mm3dnow.h (__v2sf): Moved to ...
17813 * config/i386/mmintrin.h (__v2sf): Here.
17815 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
17817 (_mm_loadl_pi): Likewise.
17818 (_mm_storeh_pi): Replace __v2si with __v2sf.
17819 (_mm_storel_pi): Likewise.
17821 * doc/extend.texi: Correct __builtin_ia32_loadhps,
17822 __builtin_ia32_loadlps, __builtin_ia32_storehps,
17823 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
17824 __builtin_ia32_loadlpd.
17826 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17828 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
17829 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
17830 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
17831 (ix86_init_mmx_sse_builtins): Updated.
17832 (ix86_expand_args_builtin): Likewise.
17833 (ix86_expand_builtin): Likewise.
17834 (ix86_expand_unop1_builtin): Renamed to ...
17835 (ix86_expand_unop_vec_merge_builtin): This.
17837 2008-05-01 Jan Hubicka <jh@suse.cz>
17840 * ipa-inline.c (inline_generate_summary): Make static.
17841 (inline_transform): Do not call inlining at -O0; make static.
17842 * passes.c (execute_todo): Add sanity check.
17843 (execute_one_ipa_transform_pass): Execute proper flags.
17845 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
17847 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
17848 (DECL_NONADDRESSABLE_P): Likewise.
17849 * alias.c (record_component_aliases): Fix comment.
17851 2008-05-01 Simon Baldwin <simonb@google.com>
17853 * c-common.h (warn_array_subscript_range): New function.
17854 * c-common.c (warn_array_subscript_range): Ditto.
17855 * tree-vrp.c (check_array_ref): Corrected code to agree with
17856 comment, ignoring only arrays of size 0 or size 1.
17857 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
17859 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17861 * config/i386/i386.c (ix86_builtin_type): Replace
17862 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
17863 (bdesc_args): Updated.
17864 (ix86_init_mmx_sse_builtins): Likewise.
17865 (ix86_expand_args_builtin): Likewise.
17867 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
17870 * doc/extend.texi: Correct __builtin_ia32_palignr.
17872 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17875 * config/i386/i386.c (bdesc_crc32): Removed.
17876 (ix86_expand_crc32): Likewise.
17877 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
17878 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
17879 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
17880 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
17881 UINT_FTYPE_UINT_UCHAR.
17882 (bdesc_args): Updated. Add crc32 builtins.
17883 (ix86_init_mmx_sse_builtins): Updated.
17884 (ix86_expand_args_builtin): Updated to support subreg.
17886 * doc/extend.texi: Correct __builtin_ia32_crc32di.
17888 2008-05-01 Jan Hubicka <jh@suse.cz>
17890 * tree-pass.h (opt_pass): Add IPA_PASS.
17891 (varpool_node, cgraph_node): Forward declare.
17892 (ipa_opt_pass): Define.
17893 (pass_ipa_inline): Turn into ipa_opt_pass.
17894 (pass_apply_inline): Remove.
17895 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
17896 (apply_inline): Turn into ....
17897 (inline_transform): ... this one.
17898 (inline_generate_summary): New function.
17899 (pass_apply_inline): Remove.
17900 * function.h (ipa_opt_pass): Forward declare structure; typedef;
17902 (struct function): Add ipa_transforms_to_apply.
17903 * passes.c (register_one_dump_file): Work on IPA_PASS.
17904 (init_optimization_passes): Remove pass_inline_parameters and
17906 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
17907 (execute_one_pass) ... here; apply transforms when possible.
17908 (add_ipa_transform_pass, execute_ipa_summary_asses,
17909 execute_one_ipa_transform_pass): New.
17910 (execute_ipa_pass_list): Update for IPA_PASS type.
17912 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17914 * config/i386/i386.c (ix86_builtin_type): Add
17915 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
17916 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
17917 (bdesc_args): Add SSE4a builtins.
17918 (ix86_init_mmx_sse_builtins): Updated.
17919 (ix86_expand_args_builtin): Likewise.
17920 (ix86_expand_builtin): Likewise.
17922 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17924 * config/i386/i386.c (ix86_builtin_type): Add
17925 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
17926 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
17927 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
17928 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
17929 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
17930 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
17931 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
17932 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
17933 and DI_FTYPE_DI_DI_INT.
17934 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
17935 (ix86_init_mmx_sse_builtins): Updated.
17936 (ix86_expand_args_builtin): Likewise.
17937 (ix86_expand_builtin): Likewise.
17938 (ix86_expand_binop_imm_builtin): Removed.
17940 * doc/extend.texi: Correct __builtin_ia32_palignr128.
17942 2008-04-30 Richard Guenther <rguenther@suse.de>
17944 PR tree-optimization/32921
17945 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
17947 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
17949 * config/arm/arm.c (arm_unwind_emit): Use
17950 crtl->all_throwers_are_sibcalls instead of
17951 cfun->all_throwers_are_sibcalls.
17952 (arm_output_fn_unwind): Likewise.
17953 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
17954 instead of cfun->uses_pic_offset_table.
17955 (frv_expand_prologue): Likewise.
17956 (frv_frame_pointer_required): Likewise.
17957 (frv_expand_fdpic_call): Likewise.
17958 (frv_emit_movsi): Likewise.
17959 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
17960 cfun->returns_pcc_struct instead of
17961 current_function_returns_pcc_struct.
17962 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
17963 instead of cfun->calls_eh_return.
17964 (m32c_pushm_popm): Likewise.
17965 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
17966 "extern" declaration.
17968 2008-04-30 Richard Guenther <rguenther@suse.de>
17970 PR tree-optimization/21636
17971 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
17973 (evaluate_stmt): Print the likely value.
17974 (ccp_visit_stmt): Avoid excessive vertical spacing.
17976 2008-04-30 Rafael EspÃ
\83Ândola <espindola@google.com>
17978 * builtins.c (fold_call_expr): Return realret.
17979 * tree-ssa-threadedge.c
17980 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17981 __builtin_object_size.
17983 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
17985 * gcc.c (wrapper_string): New variable.
17986 (insert_wrapper): New function.
17987 (execute): New option -wrapper.
17988 * doc/invoke.texi (Overall Options): New driver option -wrapper.
17990 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
17992 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
17993 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
17994 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
17996 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
17997 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
17998 config/rs6000/e500crtres64gprctr.asm,
17999 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
18000 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
18001 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
18002 config/rs6000/e500crtsav64gprctr.asm,
18003 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
18004 config/rs6000/e500crtsavg64gprctr.asm: New files.
18005 * config/rs6000/t-ppccomm: Add build rules for new files.
18006 (LIB2FUNCS_STATIC_EXTRA): Add new files.
18007 * config/rs6000/t-netbsd: Add build rules for new files.
18008 (LIB2FUNCS_STATIC_EXTRA): New variable.
18009 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
18010 (CRTSAVRES_DEFAULT_SPEC): Likewise.
18011 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
18013 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
18015 * config/i386/i386.c (ix86_builtin_type): Add
18016 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
18017 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
18018 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
18019 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
18020 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
18021 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
18022 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
18023 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
18024 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
18025 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
18026 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
18027 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
18028 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
18029 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
18030 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
18031 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
18032 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
18033 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
18034 V1DI_FTYPE_V2SI_V2SI.
18035 (bdesc_2arg): Moved to ...
18036 (bdesc_args): Here.
18037 (ix86_init_mmx_sse_builtins): Updated.
18038 (ix86_expand_args_builtin): Updated. Take a pointer
18039 to const struct builtin_description. Handle comparison
18041 (ix86_expand_sse_compare): Take a new argument for swapping operands.
18042 (ix86_expand_builtin): Updated.
18044 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
18045 (ssse3_pmaddubsw128): This.
18046 (ssse3_pmaddubswv4hi3): Renamed to ...
18047 (ssse3_pmaddubsw): This.
18049 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
18050 (__builtin_ia32_packssdw128): Likewise.
18051 (__builtin_ia32_packuswb128): Likewise.
18052 (__builtin_ia32_pmaddubsw): Likewise.
18053 (__builtin_ia32_pmaddubsw128): Likewise.
18055 2008-04-30 Richard Guenther <rguenther@suse.de>
18057 PR tree-optimization/14847
18058 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
18059 (recognize_bits_test): Use it.
18060 (recognize_single_bit_test): Likewise.
18062 2008-04-30 Martin Jambor <mjambor@suse.cz>
18064 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
18065 instead of setting number of formal parameters to zero.
18066 (ipcp_init_stage): Do not set the number of actual parameters to zero
18068 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
18069 which are called with variable number of arguments.
18070 (ipcp_insert_stage): Explicitely skipping all nodes which are
18071 called with variable number of arguments.
18072 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
18073 number of parameters.
18075 * ipa-prop.h (struct ipa_node_params): Added flag
18076 called_with_var_arguments
18077 (ipa_set_param_count): Added. Changed sole setter to use it.
18078 (ipa_get_param_count): Added. All readers of param_count
18079 converted to use it instead.
18080 (ipa_set_called_with_variable_arg): Added.
18081 (ipa_is_called_with_var_arguments): Added.
18082 (ipa_get_ith_param): Added. All readers of param_decls converted
18084 (ipa_set_cs_argument_count): Added, sole writer to argument_count
18086 (ipa_get_cs_argument_count): Added, all readers of argument_count
18088 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
18091 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
18092 (struct ipcp_lattice): Renamed cval_type to type
18093 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
18095 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
18096 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
18097 (ipcp_insert_stage): Changed the type of variable cvalue to tree
18098 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
18099 (build_const_val): Changed the type of parameter cvalue to tree
18100 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
18101 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
18103 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
18106 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
18107 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
18108 (ipa_add_method): Renamed to ipa_push_func_to_list
18109 (ipa_remove_method): Renamed to ipa_pop_func_from_list
18110 (ipa_callsite_param_count): Removed.
18111 (ipa_callsite_param_count_set): Removed.
18112 (ipa_callsite_param): Removed.
18113 (ipa_callsite_callee): Removed.
18114 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
18115 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
18116 (ipa_method_formal_count): Removed.
18117 (ipa_method_formal_count_set): Removed.
18118 (ipa_method_get_tree): Removed.
18119 (ipa_method_tree_map_create): Removed.
18120 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
18121 (ipa_create_param_decls_array): Creates the array itself
18122 (ipa_create_param_decls_array): Temporary variable info instead of
18123 a few dereferences.
18124 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
18125 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
18126 (get_type): Removed.
18127 (ipa_jf_get_info_type): Removed.
18128 (ipa_node_create): Renamed to ipa_create_node_params
18129 (ipa_free): Renamed to ipa_free_all_node_params
18130 (ipa_nodes_create): Renamed to ipa_create_all_node_params
18131 (ipa_edges_create): Renamed to ipa_create_all_edge_args
18132 (ipa_edges_free): Renamed to ipa_free_all_edge_args
18133 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
18134 (ipa_free_all_node_params): Deallocation to jump_functions moved to
18135 ipa_free_all_edge_args
18136 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
18137 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
18138 (ipa_create_methodlist_node): Removed.
18139 (ipa_methodlist_method): Removed.
18140 (ipa_methodlist_method_set): Removed.
18141 (ipa_methodlist_next_method): Removed.
18142 (ipa_methodlist_next_method_set): Removed.
18143 (ipa_method_is_modified): Removed.
18144 (ipa_method_modify_create): Removed.
18145 (ipa_method_modify_init): Temporary variable info instead of a few
18147 (ipa_detect_param_modifications): Temporary variable info instead of
18148 a few dereferences.
18149 (ipa_compute_jump_functions): Temporary variable info instead of
18150 a few dereferences.
18151 (ipa_method_modify_set): Removed.
18152 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18153 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18154 than craph_node as the first parameter.
18155 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18156 (ipa_method_modify_init): Removed.
18157 (ipa_compute_jump_functions): Added a temp variable instead of
18158 repeatadly dereferencing the cgraph_edge.aux pointer
18159 (ipa_callsite_param_set_type): Removed.
18160 (ipa_compute_jump_functions): i renamed to index and moved to
18162 (ipa_callsite_param_set_info_type_formal): Removed.
18163 (ipa_callsite_param_set_info_type): Removed.
18164 (ipa_callsite_param_map_create): Removed.
18165 (ipa_callsite_tree): Removed.
18166 (ipa_callsite_caller): Removed.
18167 (ipa_pop_func_from_list): return_method removed to return_func
18169 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18170 prefixed all values with IPA_. Changed all users.
18171 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18172 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18173 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18174 (union parameter_info): Renamed to jump_func_value.
18175 (union jump_func_value): Renamed value to constant
18176 (struct ipa_jump_func): Renamed info_type to value
18177 (struct ipa_node): Renamed to ipa_node_params
18178 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18179 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18180 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18181 (struct ipa_edge): Renamed to ipa_edge_args
18182 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18183 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18184 (struct ipa_methodlist): Renamed to ipa_func_list
18185 (struct ipa_func_list): method_p renamed to node, next_method
18187 (ipa_methodlist_p): Removed, switched all users to struct pointer
18188 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18190 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18192 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18193 (rs6000_emit_epilogue): Use backchain to restore only when we
18194 have a large frame. Make use of frame pointer to restore if we
18195 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18197 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18199 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18200 Add mode to zero_extract.
18201 (sign bit tests peepholes): (Ditto.).
18203 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18205 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18206 Instructions in comments with SSE3.
18207 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18208 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18209 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18210 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18211 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18212 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18213 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18214 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18215 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18216 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18217 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18218 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18219 (bdesc_sse_args): Renamed to ...
18220 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18221 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18222 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18223 IX86_BUILTIN_FABSQ.
18224 (bdesc_1arg): Moved to ...
18225 (bdesc_args): Here.
18226 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18227 Instructions in comments with SSE3.
18228 (ix86_expand_sse_operands_builtin): Renamed to ...
18229 (ix86_expand_args_builtin): This. Updated.
18230 (ix86_expand_unop1_builtin): Update comments.
18231 (ix86_expand_builtin): Updated.
18233 2008-04-29 Richard Guenther <rguenther@suse.de>
18235 PR tree-optimization/36078
18236 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18237 Update virtual SSA form after cleaning up the CFG.
18239 2008-04-29 Richard Guenther <rguenther@suse.de>
18241 PR middle-end/15255
18242 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18244 2008-04-29 Richard Guenther <rguenther@suse.de>
18246 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18247 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18248 (compute_flow_insensitive_aliasing): Do not treat
18249 PTR_IS_REF_ALL pointers special.
18250 (get_smt_for): Likewise.
18251 (may_alias_p): Re-structure.
18252 (is_escape_site): A ref-all pointer conversion is not an escape site.
18253 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18254 PTR_IS_REF_ALL pointers special.
18255 * tree-ssa-structalias.h (struct alias_info): Remove
18256 ref_all_symbol_mem_tag field.
18257 (PTR_IS_REF_ALL): Remove.
18259 2008-04-29 Richard Guenther <rguenther@suse.de>
18261 PR middle-end/36077
18262 * fold-const.c (extract_muldiv_1): In combining division constants
18263 make sure to never overflow.
18265 2008-04-29 Nick Clifton <nickc@redhat.com>
18267 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18269 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18272 * optc-gen.awk: Work around HP-UX/IA awk bug.
18274 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18276 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18279 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18282 * config/i386/i386.md
18283 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18284 Change operand 1 predicate to nonimmediate_operand.
18286 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18289 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18291 * gengtype.c (walk_type, write_func_for_structure): Handle
18293 * doc/gty.texi: Document chain_circular.
18295 2008-04-28 Richard Guenther <rguenther@suse.de>
18297 PR tree-optimization/36066
18298 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18301 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18304 * config/i386/i386.md
18305 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18306 Use match_scratch instead of match_operand for operands 3 and 4.
18308 2008-04-27 Richard Guenther <rguenther@suse.de>
18310 PR tree-optimization/18754
18311 PR tree-optimization/34223
18312 * tree-pass.h (pass_complete_unrolli): Declare.
18313 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18314 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18315 Rewrite loop into loop closed SSA form if it is not already.
18316 (tree_unroll_loops_completely): Re-structure to iterate over
18317 innermost loops with intermediate CFG cleanups.
18318 Unroll outermost loops only if requested or the code does not grow
18320 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18321 loops are available.
18322 (tree_vectorize): Instead do so here.
18323 (tree_complete_unroll): Also unroll outermost loops.
18324 (tree_complete_unroll_inner): New function.
18325 (gate_tree_complete_unroll_inner): Likewise.
18326 (pass_complete_unrolli): New pass.
18327 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18328 uses outside of the loop.
18329 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18330 form if it is available.
18331 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18332 * passes.c (init_optimization_passes): Schedule complete inner
18333 loop unrolling pass before the first CCP pass after final inlining.
18335 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18337 * targhooks.h (default_emutls_var_fields,
18338 default_emutls_var_init): Declare.
18339 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18340 * target.h (struct gcc_target): Add struct emutls member.
18341 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18342 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18343 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18344 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18345 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18346 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18347 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18348 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18349 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18350 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18351 emit debug information.
18352 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18353 * varasm.c: Include targhooks.h.
18354 (emutls_object_section, emutls_tmpl_section): New.
18355 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18356 (EMUTLS_SEPARATOR): New.
18357 (prefix_name): New.
18358 (get_emutls_object_name): New.
18359 (default_emutls_var_fields): New, broken out of ...
18360 (get_emutls_object_type): ... here. Adjust to use target hooks.
18361 (get_emutls_init_templ_addr): Adjust to use target hooks.
18362 (emutls_decl): Adjust to use target hooks.
18363 (emutls_finish): Likewise.
18364 (default_emutls_var_init): New, broken out of ...
18365 (assemble_variable): ... here. Adjust to use target hooks.
18366 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18367 SECCAT_EMUTLS_TMPL.
18368 * c-common.c (handle_section_attribute): Prevent overriding
18369 sections for emulated tls with special sections.
18370 * config/i386/i386.c (x86_64_elf_select_section): Add
18371 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18372 (x86_64_elf_unique_section): Likewise.
18373 * config/vxworks.c: Include tree.h.
18374 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18375 (vxworks_override_options): Set TLS scheme.
18376 * doc/tm.texi (Emulated TLS): New node.
18378 2008-04-26 Simon Baldwin <simonb@google.com>
18381 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18382 with propagated string constants.
18384 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18386 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18387 constraint for operand 2 when operand 0 is memory operand.
18388 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18389 operand 0 is memory operand.
18390 (fix_trunc<mode>_i387_with_temp): Ditto.
18391 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18392 operand 2 when operand 1 is memory operand.
18393 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18394 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18395 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18396 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18397 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18398 operands 2,3 and 4 when operand 1 is memory operand.
18399 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18401 (fistdi2_floor_with_temp): Ditto.
18402 (fist<mode>2_floor_with_temp): Ditto.
18403 (fistdi2_ceil_with_temp): Ditto.
18404 (fist<mode>2_ceil_with_temp): Ditto.
18405 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18407 2008-04-26 David Daney <ddaney@avtrex.com>
18409 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18411 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18412 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18413 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18414 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18415 (compare_and_swap_12): New insn.
18416 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18417 * config/mips/mips.c (mips_force_binary): New function.
18418 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18419 (mips_expand_compare_and_swap_12): New function.
18420 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18422 2008-04-25 Jan Hubicka <jh@suse.cz>
18425 * cfgexpand.c (pass_expand): Turn into RTL pass.
18426 * passes.c (execute_one_pass): Do pass typechecking after execution.
18427 * tree-pass.h (pass_expand): Turn into RTL pass.
18429 * function.h (struct rtl_data): Move here fields
18430 accesses_prior_frames, calls_eh_return, saves_all_registers,
18431 has_nonlocal_goto, has_asm_statement, is_thunk,
18432 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18433 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18434 arg_pointer_save_area_init from struct function; turn into bool.
18435 (struct function): Move
18436 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18437 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18438 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18439 tail_call_emit, arg_pointer_save_area_init
18440 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18441 (current_function_returns_struct, current_function_returns_pcc_struct,
18442 current_function_calls_setjmp, current_function_calls_alloca,
18443 current_function_accesses_prior_frames,
18444 current_function_calls_eh_return, current_function_is_thunk,
18445 current_function_stdarg, current_function_profile,
18446 current_function_limit_stack, current_function_uses_pic_offset_table,
18447 current_function_uses_const_pool, current_function_has_nonlocal_label,
18448 current_function_saves_all_registers,
18449 current_function_has_nonlocal_goto,
18450 current_function_has_asm_statement): Remove accesor macros.
18451 * ra-conflict.c (global_conflicts): Update.
18452 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18453 (suitable_for_tail_call_opt_p): Update.
18454 * builtins.c (expand_builtin_return_addr): Update.
18455 (expand_builtin_setjmp_setup): Update.
18456 (expand_builtin_nonlocal_goto): Update.
18457 * final.c (final_start_function): Update.
18458 (profile_function): Update.
18459 (leaf_function_p): Update.
18460 (only_leaf_regs_used): Update.
18461 * df-scan.c (df_get_exit_block_use_set): Update.
18462 * dojump.c (clear_pending_stack_adjust): Update.
18463 * tree-stdarg.c (gate_optimize_stdarg): Update.
18464 * gimple-low.c (lower_function_body): Update.
18465 * global.c (compute_regsets): Update.
18466 (global_alloc): Update.
18467 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18468 * expr.c (expand_assignment): Update.
18469 * dse.c (dse_step0): Update.
18470 (dse_step1): Update.
18471 * c-decl.c (store_parm_decls): Update.
18472 * local-alloc.c (combine_regs): Update.
18473 (find_free_reg): Update.
18474 * function.c (assign_parms_augmented_arg_list): Update.
18475 (assign_parm_find_data_types): Update.
18476 (assign_parms): Update.
18477 (allocate_struct_function): Update.
18478 (expand_function_start): Update.
18479 (expand_function_end): Update.
18480 (get_arg_pointer_save_area): Update.
18481 (thread_prologue_and_epilogue_insns): Update.
18482 (rest_of_match_asm_constraints): Update.
18483 * stor-layout.c (variable_size): Update.
18484 * gcse.c (gcse_main): Update.
18485 (bypass_jumps): Update.
18486 * gimplify.c (gimplify_function_tree): Update.
18487 * calls.c (emit_call_1): Update.
18488 (expand_call): Update.
18489 * bt-load.c (compute_defs_uses_and_gen): Update.
18490 * except.c (sjlj_assign_call_site_values): Update.
18491 (sjlj_emit_function_enter): Update.
18492 (can_throw_external): Update.
18493 (set_nothrow_function_flags): Update.
18494 (expand_builtin_unwind_init): Update.
18495 (expand_eh_return): Update.
18496 (convert_to_eh_region_ranges): Update.
18497 (output_function_exception_table): Update.
18498 * emit-rtl.c (gen_tmp_stack_mem): Update.
18499 * cfgexpand.c (expand_used_vars): Update.
18500 (tree_expand_cfg): Update.
18501 * cfgcleanup.c (rest_of_handle_jump): Update.
18502 * explow.c (allocate_dynamic_stack_space): Update.
18503 * varasm.c (assemble_start_function): Update.
18504 (force_const_mem): Update.
18505 (mark_constant_pool): Update.
18506 * tree-optimize.c (tree_rest_of_compilation): Update.
18507 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18508 * tree-cfg.c (notice_special_calls): Update.
18509 (is_ctrl_altering_stmt): Update.
18510 (tree_can_make_abnormal_goto): Update.
18511 (tree_purge_dead_abnormal_call_edges): Update.
18512 * config/alpha/predicates.md: Update.
18513 * config/alpha/alpha.c (alpha_sa_mask): Update.
18514 (alpha_sa_size): Update.
18515 (alpha_does_function_need_gp): Update.
18516 (alpha_expand_prologue): Update.
18517 (alpha_start_function): Update.
18518 (alpha_output_function_end_prologue): Update.
18519 (alpha_expand_epilogue): Update.
18520 * config/frv/frv.c (frv_stack_info): Update.
18521 (frv_expand_epilogue): Update.
18522 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18523 (s390_register_info): Update.
18524 (s390_frame_info): Update.
18525 (s390_init_frame_layout): Update.
18526 (s390_can_eliminate): Update.
18527 (save_gprs): Update.
18528 * config/spu/spu.c (spu_split_immediate): Update.
18529 (need_to_save_reg): Update.
18530 (spu_expand_prologue): Update.
18531 (spu_expand_epilogue): Update.
18532 * config/sparc/sparc.md: Update.
18533 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18534 (sparc_tls_got): Update.
18535 (legitimize_pic_address): Update.
18536 (sparc_emit_call_insn): Update.
18537 (sparc_expand_prologue): Update.
18538 (output_return): Update.
18539 (print_operand): Update.
18540 (sparc_function_ok_for_sibcall): Update.
18541 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18542 * config/m32r/m32r.md: Update.
18543 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18544 (m32r_compute_frame_size): Update.
18545 (m32r_expand_prologue): Update.
18546 (m32r_expand_epilogue): Update.
18547 (m32r_legitimize_pic_address): Update.
18548 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18549 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18550 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18551 (gen_push): Update.
18552 (ix86_save_reg): Update.
18553 (ix86_compute_frame_layout): Update.
18554 (ix86_expand_prologue): Update.
18555 (ix86_expand_epilogue): Update.
18556 * config/sh/sh.c (output_stack_adjust): Update.
18557 (calc_live_regs): Update.
18558 (sh5_schedule_saves): Update.
18559 (sh_expand_prologue): Update.
18560 (sh_expand_epilogue): Update.
18561 (sh_setup_incoming_varargs): Update.
18562 (sh_allocate_initial_value): Update.
18563 (sh_get_pr_initial_val): Update.
18564 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18565 * config/sh/sh.md (label:): Update.
18566 * config/avr/avr.c (out_movhi_mr_r): Update.
18567 * config/crx/crx.h (enum): Update.
18568 * config/xtensa/xtensa.h (along): Update.
18569 * config/stormy16/stormy16.c Update.
18570 (xstormy16_compute_stack_layout): Update.
18571 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18572 (fr30_expand_prologue): Update.
18573 * config/cris/cris.c (cris_conditional_register_usage): Update.
18574 (cris_reg_saved_in_regsave_area): Update.
18575 (cris_initial_frame_pointer_offset): Update.
18576 (cris_simple_epilogue): Update.
18577 (cris_expand_prologue): Update.
18578 (cris_expand_epilogue): Update.
18579 (cris_expand_pic_call_address): Update.
18580 (cris_asm_output_symbol_ref): Update.
18581 (cris_asm_output_label_ref): Update.
18582 * config/cris/cris.md Update.
18583 * config/iq2000/iq2000.c (compute_frame_size): Update.
18584 (iq2000_expand_epilogue): Update.
18585 * config/mt/mt.h (save_direction): Update.
18586 * config/mn10300/mn10300.c (mn10300_function_value): Update.
18587 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18588 (ia64_secondary_reload_class): Update.
18589 * config/m68k/m68k.c (m68k_save_reg): Update.
18590 (m68k_expand_prologue): Update.
18591 (m68k_expand_epilogue): Update.
18592 (legitimize_pic_address): Update.
18593 * config/rs6000/rs6000.c (rs6000_got_register): Update.
18594 (first_reg_to_save): Update.
18595 (first_altivec_reg_to_save): Update.
18596 (compute_vrsave_mask): Update.
18597 (compute_save_world_info): Update.
18598 (rs6000_stack_info): Update.
18599 (spe_func_has_64bit_regs_p): Update.
18600 (rs6000_ra_ever_killed): Update.
18601 (rs6000_emit_eh_reg_restore): Update.
18602 (rs6000_emit_allocate_stack): Update.
18603 (rs6000_emit_prologue): Update.
18604 (rs6000_emit_epilogue): Update.
18605 (rs6000_output_function_epilogue): Update.
18606 (output_profile_hook): Update.
18607 (rs6000_elf_declare_function_name): Update.
18608 * config/rs6000/rs6000.h (rs6000_args): Update.
18609 * config/rs6000/rs6000.md: Update.
18610 * config/mcore/mcore.c (mcore_expand_prolog): Update.
18611 * config/arc/arc.c (arc_output_function_epilogue): Update.
18612 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
18613 * config/darwin.c (machopic_function_base_name): Update.
18614 * config/score/score3.c (score3_compute_frame_size): Update.
18617 (score3_epilogue): Update.
18618 * config/score/score7.c (score7_compute_frame_size): Update.
18619 (score7_prologue): Update.
18620 (score7_epilogue): Update.
18621 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
18622 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18623 * config/arm/arm.c (use_return_insn): Update.
18624 (require_pic_register): Update.
18625 (arm_load_pic_register): Update.
18626 (arm_compute_save_reg0_reg12_mask): Update.
18627 (arm_compute_save_reg_mask): Update.
18628 (thumb1_compute_save_reg_mask): Update.
18629 (output_return_instruction): Update.
18630 (arm_output_function_prologue): Update.
18631 (arm_output_epilogue): Update.
18632 (arm_get_frame_offsets): Update.
18633 (arm_expand_prologue): Update.
18634 (thumb_pushpop): Update.
18635 (thumb_exit): Update.
18636 (thumb1_expand_prologue): Update.
18637 (thumb1_expand_epilogue): Update.
18638 (arm_unwind_emit): Update.
18639 (arm_output_fn_unwind): Update.
18640 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
18641 * config/arm/arm.md: Update.
18642 * config/pa/pa.md: Update.
18643 * config/pa/pa.c (legitimize_pic_address): Update.
18644 (compute_frame_size): Update.
18645 (hppa_expand_prologue): Update.
18646 (hppa_expand_epilogue): Update.
18647 (borx_reg_operand): Update.
18648 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
18649 (HARD_REGNO_RENAME_OK): Update.
18650 * config/mips/mips.c (mips_global_pointer): Update.
18651 (mips_save_reg_p): Update.
18652 (mips_compute_frame_info): Update.
18653 (mips_frame_pointer_required): Update.
18654 (mips_expand_prologue): Update.
18655 (mips_expand_epilogue): Update.
18656 (mips_can_use_return_insn): Update.
18657 (mips_reorg_process_insns): Update.
18658 * config/v850/v850.c (compute_register_save_size): Update.
18659 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
18660 * config/mmix/mmix.c (along): Update.
18661 (mmix_expand_epilogue): Update.
18662 * config/bfin/bfin.c (legitimize_pic_address): Update.
18663 (must_save_p): Update.
18664 (stack_frame_needed_p): Update.
18665 (add_to_reg): Update.
18666 (bfin_expand_prologue): Update.
18667 * stmt.c (expand_asm_operands): Update.
18668 * reload1.c (reload): Update.
18669 (init_elim_table): Update.
18671 2008-04-25 Bob Wilson <bob.wilson@acm.org>
18673 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
18675 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
18677 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
18678 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
18679 (mov<mode>): Removed.
18680 (*movv4sf_internal): Likewise.
18681 (*movv2df_internal): Likewise.
18683 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
18685 * config.gcc (crx-*-elf): Remove deprecation.
18687 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
18689 * config/i386/cygming-crtend.c (register_frame_ctor): Register
18690 __gcc_deregister_frame with atexit.
18691 (deregister_frame_dtor): Remove.
18693 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
18694 Nathan Sidwell <nathan@codesourcery.com>
18696 * config/rs6000/rs6000.opt (mspe): Remove Var property.
18698 * config/rs6000/rs6000.h (rs6000_spe): Declare.
18699 (rs6000_isel): Likewise.
18700 * config/rs6000/rs6000.c (rs6000_spe): New variable.
18701 (rs6000_isel): New variable.
18702 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
18704 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18707 * c-common.c (handle_vector_size_attribute): Call
18708 lang_hooks.types.reconstruct_complex_type instead of
18709 reconstruct_complex_type.
18710 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
18711 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
18712 * langhooks.h (struct lang_hooks_for_types): Add
18713 reconstruct_complex_type hook.
18714 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
18715 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
18717 2008-04-24 Richard Guenther <rguenther@suse.de>
18719 * c-common.h (check_builtin_function_arguments): Declare.
18720 * c-common.c (validate_nargs): New function.
18721 (check_builtin_function_arguments): Likewise.
18722 * c-typeck.c (build_function_call): Call
18723 check_builtin_function_arguments.
18724 * builtins.c (fold_builtin_classify): Remove error reporting code.
18725 (fold_builtin_unordered_cmp): Likewise.
18726 (fold_builtin_1): Likewise.
18727 (fold_builtin_n): Likewise.
18729 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18731 PR tree-optimization/36008
18732 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
18733 the original op1, rather than delta by step.
18735 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
18736 Sebastian Pop <sebastian.pop@amd.com>
18738 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
18739 eliminate_local_variables_stmt, eliminate_local_variables,
18740 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
18741 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
18742 of code delimited by two edges in the CFG.
18743 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
18744 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
18745 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
18746 the case of parallelisation of reductions.
18747 (expr_invariant_in_region_p): New.
18749 * tree-flow.h (gather_blocks_in_sese_region): Declared.
18750 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
18752 2008-04-24 Ira Rosen <irar@il.ibm.com>
18753 Richard Guenther <rguenther@suse.de>
18755 PR tree-optimization/36034
18756 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
18757 incapable of dealing with loads with gaps.
18759 2008-04-24 Rafael EspÃ
\83Ândola <espindola@google.com>
18761 * tree-flow.h (vrp_evaluate_conditional): Change signature.
18762 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18763 vrp_evaluate_conditional.
18764 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
18765 (vrp_evaluate_conditional): Split the cond argument.
18766 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
18767 (simplify_stmt_for_jump_threading): Update call to
18768 vrp_evaluate_conditional.
18770 2008-04-24 Ira Rosen <irar@il.ibm.com>
18772 PR tree-optimization/35982
18773 * tree-vect-analyze.c (vect_check_interleaving): Check that the
18774 interleaved data-refs are of the same type.
18776 2008-04-24 Danny Smith <dannysmith@users.net>
18778 * c-format.c (check_format_info_main): Use strncmp rather than a
18779 magic prefix to handle multichar length specs.
18780 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
18781 Don't prefix "I64" and "I32" with '\0'.
18783 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18786 * config/i386/i386.c (init_cumulative_args): Don't pass anything
18787 in registers for -m32 only if stdarg_p (fntype).
18789 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
18791 PR rtl-optimization/36006
18792 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
18793 temp to op0 in order to avoid invalid rtx sharing.
18795 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
18797 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
18798 check TREE_INVARIANT.
18799 * tree-gimple.c (is_gimple_address): New.
18800 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
18801 * tree-gimple.h (is_gimple_address): New.
18802 * tree.h (decl_address_invariant_p): New.
18803 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
18804 (build_string): Likewise.
18805 (decl_address_invariant_p): New, from is_gimple_invariant_address.
18806 (tree_invariant_p_1): Likewise.
18807 (save_expr): Use it.
18808 (tree_invariant_p): New.
18809 (skip_simple_arithmetic): Use it.
18810 (stabilize_reference_1): Use it.
18811 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
18813 (build1_stat): Drop code to compute TREE_INVARIANT.
18814 (build2_stat): Drop code to compute TREE_INVARIANT.
18815 (build3_stat): Drop code to compute TREE_INVARIANT.
18816 (build4_stat): Drop code to compute TREE_INVARIANT.
18817 (build5_stat): Drop code to compute TREE_INVARIANT.
18818 (build7_stat): Drop code to compute TREE_INVARIANT.
18819 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
18820 * tree.h (struct tree_base): Remove invariant_flag.
18821 (TREE_INVARIANT): Remove.
18822 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
18823 (fold_builtin_expect): Check TREE_CONSTANT.
18824 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
18825 * c-tree.h (c_expr_to_decl): Drop third parameter.
18826 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
18827 (build_c_cast): Don't set TREE_INVARIANT.
18828 (pop_init_level): Don't set TREE_INVARIANT.
18829 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
18830 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
18832 (gimplify_init_constructor): Don't set TREE_INVARIANT.
18833 (gimplify_addr_expr): Adjust comment.
18834 * tree-mudflap.c (mf_build_string):
18835 * print-tree.c (print_node): Don't print TREE_INVARIANT.
18836 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
18837 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
18838 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
18839 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
18840 * langhooks.h (struct lang_hooks): Drop third parameter from
18843 2008-04-23 Richard Guenther <rguenther@suse.de>
18845 PR tree-optimization/27799
18846 PR tree-optimization/32921
18847 PR tree-optimization/32624
18848 * tree-ssa-structalias.c (merge_smts_into): Only merge the
18849 SMTs aliases and the tag itself into the solution.
18850 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
18851 merge the points-to solution back into the SMT aliases.
18852 (may_alias_p): Use alias_set_subset_of instead of
18853 aliases_conflict_p. A pointer which points to
18854 memory with alias set zero may access any variable.
18856 2008-04-23 Richard Guenther <rguenther@suse.de>
18858 * alias.c (alias_set_subset_of): Correctly handle asking
18859 if zero is a subset of an alias set with zero child.
18860 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
18861 (compute_flow_insensitive_aliasing): Correctly walk all
18862 pointers. Do not unnecessarily union sets.
18864 2008-04-23 Richard Guenther <rguenther@suse.de>
18866 PR middle-end/36021
18867 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
18869 2008-04-22 Tomas Bily <tbily@suse.cz>
18871 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
18873 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
18875 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18876 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18877 * tree-inline.c (estimate_num_insns_1): Likewise.
18878 * varasm.c (const_hash_1, compare_constant, copy_constant)
18879 (compute_reloc_for_constant, output_addressed_constants): Likewise.
18880 * emit-rtl.c (component_ref_for_mem_expr)
18881 (set_mem_attributes_minus_bitpos): Likewise.
18882 * expr.c (highest_pow2_factor, expand_expr_real_1, )
18883 (is_aligning_offset): Likewise.
18884 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
18885 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18886 * dojump.c (do_jump): Likewise.
18887 * builtins.c (get_pointer_alignment, get_memory_rtx)
18888 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
18889 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
18891 2008-04-23 Jakub Jelinek <jakub@redhat.com>
18893 PR rtl-optimization/36017
18894 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
18895 expanding the library call.
18897 2008-04-22 Ian Lance Taylor <iant@google.com>
18899 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
18900 than size_in_bytes.
18902 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
18904 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
18905 of LR/CTR moves for Power6.
18907 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18909 PR middle-end/36003
18910 * passes.c (init_optimization_passes): Remove
18911 pass_fast_rtl_byte_dce.
18913 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
18916 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
18917 builtin functions to generate faster code.
18918 (_mm_cvtpu16_ps): Ditto.
18919 (_mm_cvtpi32x2_ps): Ditto.
18921 2008-04-22 Nick Clifton <nickc@redhat.com>
18923 * common.opt (ftree-loop-distribution): Add Optimization
18926 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
18927 (frv_expand_builtin_va_start): Likewise.
18929 * config/arm/arm.c (thumb_find_work_register): Fix location of
18930 argument register count.
18932 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18934 Support scheduling for ColdFire V1 and V3 microarchitecture.
18935 Improve scheduling of multiplication instructions.
18937 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
18938 (mac): New instruction attribute.
18939 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
18940 (m68k_sched_mac): New variable.
18941 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
18942 Handle cfv1 and cfv3.
18943 (max_insn_size): New static variable.
18944 (struct _sched_ib): New type.
18945 (sched_ib): New static variable.
18946 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
18947 to fields of 'struct _sched_ib sched_ib'. Update all uses.
18948 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
18950 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
18951 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
18952 new variables. Update.
18953 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18954 Add modeling of cfv3 instruction buffer. Update.
18955 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
18956 * config/m68k/m68k.h (TUNE_CFV3): New macro.
18957 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
18958 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
18959 a particular reservation applies to.
18960 (type2): Reorganize attribute values. Rename alu to alu_reg,
18961 alu_l to alu, move_l to omove. Join move to alu. Split mul
18962 to mul_l and mul_w.
18963 (cf_ib_*): Simplify description of instruction buffer.
18964 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
18965 (cf_mem): Split into cf_mem1 and cf_mem2.
18966 (cf_v2_move_??): Rename to cfv12_alu_??.
18967 (cf_v2_move_l_??): Rename to cfv12_omove_??.
18968 (cf_v2_mul_??): Remove reservations.
18969 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
18970 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
18971 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
18973 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
18974 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
18975 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
18976 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
18977 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
18978 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
18979 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
18980 expansions of the above reservations for instructions of sizes
18983 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18985 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
18987 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
18989 * coverage.c: Include tree-pass.h.
18990 (coverage_counter_alloc): Print da_file_name to the dump file.
18992 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
18994 * sbitmap.c (sbitmap_range_empty_p): New function.
18995 * sbitmap.h (sbitmap_range_empty_p): New function.
18996 * bitmap.h: Now includes obstack.h.
18998 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
18999 Kenneth Zadeck <zadeck@naturalbridge.com>
19001 * dbgcnt.def (ra_byte_scan): Added.
19002 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
19003 when the last hit happens for a counter.
19004 * timevar.def (TV_DF_BYTE_LR): New variable.
19005 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
19006 * passes.c (pass_fast_rtl_byte_dce): New pass.
19007 * fwprop.c (update_df): Added mode to call df_ref_create.
19008 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19009 DF_REF_EXTRACT_OFFSET.
19010 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
19011 DF_BYTE_LR_OUT, df_byte_lr): New macro.
19013 (df_ref_extract): Added mode field.
19014 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
19015 DF_REF_EXTRACT_OFFSET.
19016 (DF_REF_EXTRACT_MODE): New macro.
19017 (df_byte_lr_bb_info): New structure.
19018 (df_print_byte_regset, df_compute_accessed_bytes,
19019 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
19020 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
19021 df_byte_lr_simulate_uses,
19022 df_byte_lr_simulate_artificial_refs_at_top,
19023 df_byte_lr_simulate_artificial_refs_at_end,
19024 df_compute_accessed_bytes): New function.
19025 (df_ref_create): Add parameter.
19026 (df_byte_lr_get_bb_info): New inline function.
19027 * df-scan.c (df_ref_record, df_uses_record,
19028 df_ref_create_structure): Added mode parameter.
19029 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
19030 df_defs_record, df_uses_record, df_get_conditional_uses,
19031 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
19032 df_entry_block_defs_collect, df_exit_block_uses_collect):
19033 Added mode parameter to calls to df_ref_record, df_uses_record,
19034 df_ref_create_structure.
19035 (df_ref_equal_p, df_ref_compare): Added test for modes.
19036 (df_ref_create_structure): Added code to set mode. Renamed
19037 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19038 DF_REF_EXTRACT_OFFSET.
19039 * df-core.c (df_print_byte_regset): New function.
19040 * df-byte-scan.c: New file.
19041 * df-problems.c (df_rd_transfer_function): Removed unnecessary
19042 calls to BITMAP_FREE.
19043 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
19044 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
19045 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
19046 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
19047 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
19048 df_byte_lr_local_compute, df_byte_lr_init,
19049 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
19050 df_byte_lr_transfer_function, df_byte_lr_free,
19051 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
19052 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
19053 df_byte_lr_simulate_uses,
19054 df_byte_lr_simulate_artificial_refs_at_top,
19055 df_byte_lr_simulate_artificial_refs_at_end): New function.
19056 * dce.c (byte_dce_process_block): New function.
19057 (dce_process_block): au is now passed in rather than computed
19058 locally. Changed loops that look at artificial defs to not look
19059 for conditional or partial ones, because there never are any.
19060 (fast_dce): Now is able to drive byte_dce_process_block or
19061 dce_process_block depending on the kind of dce being done.
19062 (rest_of_handle_fast_dce): Add parameter to fast_dce.
19063 (rest_of_handle_fast_byte_dce): New function.
19064 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
19065 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
19067 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
19070 * gcc.h: Added fortran options that take arguments to
19071 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
19074 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
19076 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
19077 scalarization if on the LHS and not a full access.
19079 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19081 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
19083 2008-04-18 Rafael EspÃ
\83Ândola <espindola@google.com>
19085 * tree-vrp.c (find_case_label_index): Fix the binary search.
19086 (find_case_label_range): New.
19087 (vrp_visit_switch_stmt): Use find_case_label_range.
19088 (simplify_switch_using_ranges): Use find_case_label_range.
19090 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
19092 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
19093 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
19095 2008-04-18 Tom Tromey <tromey@redhat.com>
19098 * doc/cpp.texi (Implementation-defined behavior): Mention
19101 2008-04-18 Ian Lance Taylor <iant@google.com>
19103 * fold-const.c (pointer_may_wrap_p): New static function.
19104 (fold_comparison): Add another test for pointer overflow. Use
19105 pointer_may_wrap_p to disable some false positives.
19107 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
19109 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
19110 (fname_as_string): Match updated cpp_interpret_string prototype.
19111 (fix_string_type): Support char16_t* and char32_t*.
19112 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
19113 derivative) nodes. Register as builtin if C++0x.
19114 (c_parse_error): Support CPP_CHAR{16,32}.
19115 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
19116 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
19117 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
19118 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
19119 CTI_CHAR32_ARRAY_TYPE>: New elements.
19120 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
19121 char32_type_node, signed_char32_type_node, char16_array_type_node,
19122 char32_array_type_node): New defines.
19123 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
19124 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
19125 (lex_string): Support CPP_STRING{16,32}, match updated
19126 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
19127 (lex_charconst): Support CPP_CHAR{16,32}.
19128 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
19129 and CPP_STRING{16,32}.
19131 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
19134 * aclocal.m4: Regenerate.
19135 * configure: Regenerate.
19137 2008-04-18 Jan Hubicka <jh@suse.cz>
19139 * except.c (dw2_size_of_call_site_table,
19140 sjlj_size_of_call_site_table): Use vector API for call_site_record.
19142 * cgraphbuild.c (build_cgraph_edges): Update.
19143 * tree-pass.h: Update comment.
19144 * final.c (leaf_function_p): Update.
19145 (leaf_renumber_regs): Update.
19146 (rest_of_clean_state): Update.
19147 * omp-low.c (expand_omp_parallel): Update.
19148 * ipa-reference.c (analyze_function): Update.
19149 * reorg.c (find_end_label): Update.
19150 (optimize_skip): Update.
19151 (fill_simple_delay_slots): Update.
19152 (fill_simple_delay_slots): Update.
19153 (make_return_insns): Update.
19154 (dbr_schedule): Update.
19155 * gimple-low.c (record_vars_into): Update.
19156 * cfgbuild.c (make_edges): Update.
19157 * function.c (assign_stack_local): Update.
19158 (assign_parm_adjust_stack_rtl): Update.
19159 (locate_and_pad_parm): Update.
19160 (allocate_struct_function): Do not initialize stack_alignment_needed
19161 and preferred_stack_boundary here.
19162 (stack_protect_prologue): Update.
19163 (stack_protect_epilogue): Update.
19164 (expand_function_start): Initialize stack_alignment_needed,
19165 preferred_stack_boundary and max_jumptable_ents.
19166 (expand_function_end): Update.
19167 (free_after_compilation): Do not NULLify epilogue_delay_list.
19168 * function.h (struct rtl_data): Add stack_protect_guard,
19169 stack_alignment_needed,
19170 preferred_stack_boundary, epilogue_delay_list.
19171 (struct function): Remove value_histograms, stack_alignment_needed,
19172 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19174 unexpanded_var_list, stack_protect_guard.
19175 (current_function_epilogue_delay_list): Remove.
19176 * ipa-type-escape.c (analyze_function): Update.
19177 * gimplify.c (pop_gimplify_context): Update comment.
19178 * calls.c (expand_call): Update.
19179 (emit_library_call_value_1): Update.
19180 * except.c (set_nothrow_function_flags): Update.
19181 * cfgexpand.c (get_decl_align_unit): Update.
19182 (create_stack_guard): Update.
19183 (estimated_stack_frame_size): Update.
19184 (expand_used_vars): Update.
19185 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19186 * explow.c (allocate_dynamic_stack_space): Update.
19187 * tree-ssa-live.c (remove_unused_locals): Update.
19188 * varasm.c (mark_constant_pool): Update.
19189 * tree-inline.c (remap_decls): Update.
19190 (initialize_cfun): Update.
19191 (declare_return_variable): Update.
19192 (inline_forbidden_p): Update.
19193 (expand_call_inline): Update.
19194 (declare_inline_vars): Update.
19195 (tree_function_versioning): Update.
19196 * tree-flow.h (value_histograms): New.
19197 (VALUE_HISTOGRAMS): New macro.
19198 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19200 * tree-cfg.c (set_bb_for_stmt): Update.
19201 (replace_by_duplicate_decl): Update.
19202 (move_block_to_fn): Update.
19203 (new_label_mapper): Update.
19204 (dump_function_to_file): Update.
19205 * ipa-struct-reorg.c (build_data_structure): Update.
19206 * cfgrtl.c (print_rtl_with_bb): Update.
19207 * reload1.c (reload): Update.
19209 * config/i386/i386.c (setup_incoming_varargs_64,
19210 ix86_compute_frame_layout): Update.
19211 * config/arc/arc.c (arc_output_function_epilogue): Update.
19213 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19215 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19216 for FreeBSD as well.
19217 * gthr-posix95.h: Likewise.
19219 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19221 PR rtl-optimization/35838
19222 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19223 out the byte offset of the first subreg.
19225 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19227 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19228 to split_ti instead of three separate calls with single member arrays.
19229 (subti3 splitter): Ditto.
19230 (adddi3 splitter): Ditto with split_di.
19231 (subdi3 splitter): Ditto.
19232 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19233 two separate calls with single member arrays. Swap match_dup
19234 operands 1 and 2 to better fit into the array.
19235 (negdi2 splitter): Ditto with split_di.
19236 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19237 two separate calls with single member arrays. Swap match_dup operands
19238 6 and 7 to better fit into the array.
19240 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19242 * config/i386/i386.c (sse_builtin_type): New.
19243 (bdesc_sse_args): Likewise.
19244 (bdesc_sse_3arg): Removed.
19245 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19246 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19247 IX86_BUILTIN_ROUNDPS.
19248 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19249 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19250 IX86_BUILTIN_ROUNDPS.
19251 (ix86_expand_sse_4_operands_builtin): Removed.
19252 (ix86_expand_sse_operands_builtin): New.
19253 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19254 and CODE_FOR_sse4_1_roundps.
19255 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19256 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19258 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19261 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19262 regs before frame pop when needed. If use_backchain_to_restore_sp
19263 then load backchain into a temp reg to restore vr and vrsave. Add
19264 code to restore vr after frame pop if possible.
19266 2008-04-17 Richard Guenther <rguenther@suse.de>
19268 * tree-vn.c (expressions_equal_p): Do not check type
19269 equality or compatibility before calling operand_equal_p.
19270 * fold-const.c (operand_equal_p): Check equivalence of
19271 integer constants before bailing out due to signedness or
19272 precision differences.
19273 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19274 spurious differences in type qualification. Ignore types
19275 for COMPONENT_REFs at all.
19277 2008-04-17 Christian Bruel <christian.bruel@st.com>
19279 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19280 msw_skip comparison.
19282 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19285 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19288 PR tree-optimization/35899
19289 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19290 rather than TREE_OPERAND.
19292 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19295 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19296 temporary registers. Change operand predicate to general_operand.
19297 (remainderxf3): Ditto.
19299 2008-04-16 Richard Guenther <rguenther@suse.de>
19301 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19302 * tree-affine.c (aff_combination_expand): Look through some
19305 2008-04-15 Doug Kwan <dougkwan@google.com>
19307 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19309 * tree-pretty-print.c (dump_generic_node): Ditto.
19310 * final.c (output_addr_const): Ditto.
19311 * dwarf2out.c (output_cfi): Ditto.
19312 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19313 * print-rtl.c (print_rtx): Ditto.
19314 * print-tree.c (print_node_brief, print_node): Ditto.
19315 * c-common.c (match_case_to_enum_1): Ditto.
19316 * sched-vis.c (print_value): Ditto.
19317 * config/i386/i386.c (print_operand): Cast to long unsigned int
19320 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19321 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19322 MS Windows VirtualProtect function.
19324 2008-04-15 Jan Hubicka <jh@suse.cz>
19326 * gengtype.c (write_root): Param_is argument is OK.
19327 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19328 * function.h: Include varray.h
19329 (rtl_eh): New stucture based on except.c one.
19330 (call_site_record): New forward declaration and vector type.
19331 * calls.c (emit_call_1): Do not call
19332 note_current_region_may_contain_throw.
19333 * except.c (eh_status): Remove cur_region, try_region since they are
19335 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19336 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19337 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19338 Remove call_site_data_used, call_site_data_size.
19339 Turn call_site_record into vector in function.h.
19340 (note_current_region_may_contain_throw): Remove.
19341 (get_exception_pointer, get_exception_filter): Do not take struct
19342 function argument; update.
19343 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19344 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19345 build_post_landing_pads, dw2_build_landing_pads,
19346 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19347 sjlj_emit_function_enter, sjlj_emit_function_enter,
19348 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19349 sjlj_build_landing_pads, finish_eh_generation,
19350 remove_exception_handler_label, remove_eh_handler,
19351 maybe_remove_eh_handler, add_reachable_handler,
19352 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19353 add_action_record, collect_one_action_chain, add_call_site,
19354 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19355 sjlj_output_call_site_table, output_function_exception_table,
19356 * except.h (note_current_region_may_contain_throw): Remove
19357 (get_exception_pointer, get_exception_filter): Do not take struct
19359 * Makefile.in (GTFILES): Put varargs before struct function.
19361 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19363 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19364 punt for STRING_CST.
19365 (get_constraint_for): Deal with STRING_CST here instead.
19367 2008-04-15 Richard Guenther <rguenther@suse.de>
19369 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19370 statements in a basic-block with a backward walk. Do not
19371 substitute into dead statements but instead remove those.
19373 2008-04-15 Richard Guenther <rguenther@suse.de>
19375 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19376 to zero, thus disable creation of SFTs.
19378 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19380 * tree-predcom.c (suitable_reference_p): Return false if the
19381 reference can throw.
19383 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19386 * c-decl.c (finish_decl): If extern or static var has variable
19387 size, set TREE_TYPE (decl) to error_mark_node.
19389 2008-04-15 Rafael EspÃ
\83Ândola <espindola@google.com>
19391 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19394 2008-04-15 Richard Guenther <rguenther@suse.de>
19396 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19397 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19398 (visit_reference_op_load): Do walk vuse-vdef chains on
19399 vn_reference_lookup.
19400 (visit_reference_op_store): But do not here.
19401 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19402 vn_reference_lookup.
19403 (vn_lookup_with_vuses): But do so here.
19405 2008-04-14 Ian Lance Taylor <iant@google.com>
19407 * fold-const.c (fold_overflow_warning): Remove assertion.
19409 2008-04-15 Ben Elliston <bje@au.ibm.com>
19411 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19412 temp1 local variables.
19414 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19417 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19418 ".text.unlikely" section as executable.
19420 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19422 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19423 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19424 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19425 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19426 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19427 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19428 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19430 2008-04-14 Ian Lance Taylor <iant@google.com>
19432 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19433 * fold-const.c (fold_comparison): If appropriate, test
19434 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19435 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19436 reassociating a pointer type.
19437 * doc/invoke.texi (Optimize Options): Document that
19438 -fstrict-overflow applies to pointer wraparound.
19440 2008-04-13 Jan Hubicka <jh@suse.cz>
19442 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19444 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19446 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19447 we are going to "save the world".
19449 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19451 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19452 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19453 operand 0 constraint, not "=".
19455 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19457 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19459 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19461 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19462 of size of positions_needed * CHAR_BIT.
19464 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19466 PR middle-end/35897
19467 * dse.c (store_info): Change positions_needed to unsigned
19469 (lowpart_bitmask): New.
19470 (record_store): Cast to unsigned HOST_WIDE_INT for
19471 positions_needed. Assert width <= size of positions_needed *
19472 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19473 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19474 lowpart_bitmask to set mask.
19476 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19478 * config/bfin/constraints.md: New file.
19479 * config/bfin/bfin.md: Include it.
19480 (adddi3): Use satisfies_constraint functions instead of the old macros.
19481 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19482 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19483 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19484 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19485 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19486 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19487 EXTRA_CONSTRAINT): Delete.
19488 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19489 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19491 * config/bfin/bfin.c: Include "tm-constrs.h".
19492 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19493 Use satisfies_constraint functions instead of the old macros.
19494 * doc/md.texi (Blackfin Constraints): Update file name reference.
19496 2008-04-11 Richard Guenther <rguenther@suse.de>
19498 PR tree-optimization/35869
19499 * tree-vrp.c (execute_vrp): Move switch statement update after
19500 jump threading. Schedule another cfg cleanup run.
19502 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19505 * attribs.c (decl_attributes): Return early on errorneous node.
19507 2008-04-10 Oleg Ryjkov <olegr@google.com>
19509 * tree.h (struct tree_base): Added a new flag default_def_flag.
19510 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19512 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19514 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19516 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19519 * pa.md: Define mode iterator P. Define mode attribute dwc.
19520 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19521 (icacheflush): Likewise.
19522 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19523 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19525 2008-04-11 Ben Elliston <bje@au.ibm.com>
19527 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19529 2008-04-10 Rafael EspÃ
\83Ândola <espindola@google.com>
19531 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19532 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19533 (extract_range_from_expr): The same.
19535 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19537 * config/mips/mips.md (GPR2): New mode iterator.
19538 (seq): Add comment.
19539 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19540 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19541 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19542 Rewrite these to take two modes, the mode of comparison and the
19543 mode of the destination.
19544 * config/mips/mips.c (mips_expand_scc): Instead of having
19545 paradoxical subreg as destination, expand "narrowing" scc if mode
19546 of comparison is SI and target is requested in DI mode.
19547 (mips_emit_int_order_test): Update comment. Make mode of
19548 comparison match CMP0 rather than TARGET. When creating inverse
19549 target use mode of TARGET.
19551 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19553 * gcov-dump.c (tag_summary): Only print summaries for the first
19554 GCOV_COUNTERS_SUMMABLE counters.
19556 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19558 * config/i386/i386.md (absneg): New code iterator.
19559 (absnegprefix): New code attribute.
19560 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19561 patterns using absneg code iterator.
19562 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19563 using absneg code iterator.
19564 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19565 *neg<mode>2 patterns using absneg code iterator.
19566 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19567 *negextendsfdf2 patterns using absneg code iterator.
19568 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19569 *negextendsfxf2 patterns using absneg code iterator.
19570 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19571 *negextendsfdf2 patterns using absneg code iterator.
19572 * config/i386/sse.md (<code><mode>2): Macroize expander from
19573 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19575 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19577 * config/s390/s390.h: Remove the remains of the recent search
19578 & replace action of current_function_outgoing_args_size.
19580 2008-04-10 Ira Rosen <irar@il.ibm.com>
19582 PR tree-optimization/35821
19583 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
19584 NEW_STMT_LIST is not NULL.
19586 2008-04-09 David Edelsohn <edelsohn@gnu.org>
19589 * toplev.c (process_options): Remove -ffunction-sections debugging
19592 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
19594 PR middle-end/PR28690
19595 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
19596 than gen_rtx_fmt_ee to perform more canonicalizations.
19598 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19601 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
19603 2008-04-09 Richard Guenther <rguenther@suse.de>
19605 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
19606 (dump_function_to_file): Dump function arguments with types.
19608 2008-04-08 Richard Guenther <rguenther@suse.de>
19610 * fold-const.c (fold_widened_comparison): Do not allow
19611 sign-changes that change the result.
19613 2008-04-08 Janis Johnson <janis187@us.ibm.com>
19616 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
19617 kinds of indirect references.
19619 2008-04-08 David Edelsohn <edelsohn@gnu.org>
19621 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
19622 GNU Fortran language string.
19624 2008-04-08 Rafael EspÃ
\83Ândola <espindola@google.com>
19626 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
19627 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
19628 * tree.h (tree_call_nonnegative_warnv_p): New.
19630 2008-04-08 Jan Hubicka <jh@suse.cz>
19632 * function.c (free_after_compilation): Clear out regno_reg_rtx
19635 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
19638 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19640 PR middle-end/PR28690
19641 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
19642 same precedence as REG_POINTER and MEM_POINTER operands.
19644 2008-04-08 Richard Guenther <rguenther@suse.de>
19646 PR middle-end/35834
19647 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
19648 for adding index to base.
19650 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
19652 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
19653 (MINGW_ENABLE_EXECUTE_STACK): New.
19654 (IN_LIBGCC2): For libgcc include windows.h file for
19655 function declarations.
19657 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
19659 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
19660 and tem2 if tem1 is not a REG or MULT.
19662 2008-04-08 Jan Hubicka <jh@suse.cz>
19664 * function.h (incomming_args): Break out of struct function.
19665 (function_subsections): Break out of struct function.
19666 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
19667 return_rtx and hard_reg_initial_vals from struct function.
19668 Kill inl_max_label_num.
19669 (current_function_pops_args, current_function_args_info,
19670 current_function_args_size, current_function_args_size,
19671 current_function_pretend_args_size,
19672 current_function_outgoing_args_size,
19673 current_function_internal_arg_pointer, current_function_return_rtx):
19674 Kill compatibility accestor macros.
19675 * builtins.c (expand_builtin_apply_args_1): Update.
19676 (expand_builtin_next_arg): Update.
19677 * df-scan.c (df_get_call_refs): Update.
19678 * dbxout.c (dbxout_function_end): Update.
19679 * dwarf2out.c (dwarf2out_switch_text_section): Update.
19680 (output_line_info): Update.
19681 (secname_for_decl): Update.
19682 (dwarf2out_var_location): Update.
19683 * function.c (free_after_compilation): Update.
19684 (assign_parm_find_stack_rtl): Update.
19685 (assign_parms): Update.
19686 (expand_dummy_function_end): Update.
19687 (expand_function_end): Update.
19688 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
19689 (expand_call): Update.
19690 (emit_library_call_value_1): Update.
19691 (store_one_arg): Update.
19692 * varasm.c (initialize_cold_section_name): Update.
19693 (unlikely_text_section): Update.
19694 (unlikely_text_section_p): Update.
19695 (assemble_start_function): Update.
19696 (assemble_end_function): Update.
19697 (default_section_type_flags): Update.
19698 (switch_to_section): Update.
19699 * integrate.c (set_decl_abstract_flags): Update.
19700 (get_hard_reg_initial_val): Update.
19701 (has_hard_reg_initial_val): Update.
19702 (allocate_initial_values): Update.
19703 * resource.c (init_resource_info): Update.
19704 * config/alpha/alpha.c (NUM_ARGS): Update.
19705 (direct_return): Update.
19706 (alpha_va_start): Update.
19707 (alpha_sa_size): Update.
19708 (alpha_initial_elimination_offset): Update.
19709 (alpha_expand_prologue): Update.
19710 (alpha_start_function): Update.
19711 (alpha_expand_epilogue): Update.
19712 (unicosmk_initial_elimination_offset):
19713 * config/alpha/alpha.md (call expander): Update.
19714 * config/s390/s390.c (s390_register_info): Update.
19715 (s390_register_info): Update.
19716 (s390_frame_info): Update.
19717 (s390_initial_elimination_offset): Update.
19718 (s390_build_builtin_va_list): Update.
19719 (s390_va_start): Update.
19720 * config/spu/spu.c (direct_return): Update.
19721 (spu_expand_prologue): Update.
19722 (spu_initial_elimination_offset): Update.
19723 (spu_build_builtin_va_list): Update.
19724 (spu_va_start): Update.
19725 * config/sparc/sparc.c (sparc_init_modes): Update.
19726 (sparc_compute_frame_size): Update.
19727 (function_value): Update.
19728 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
19729 * config/i386/i386.md (return expander): Update.
19730 * config/i386/i386.c (ix86_va_start): Update.
19731 (ix86_can_use_return_insn_p): Update.
19732 (ix86_compute_frame_layout): Update.
19733 (ix86_expand_epilogue): Update.
19734 * config/sh/sh.c (output_stack_adjust): Update.
19735 (calc_live_regs): Update.
19736 (sh_expand_prologue): Update.
19737 (sh_builtin_saveregs): Update.
19738 (sh_va_start): Update.
19739 (initial_elimination_offset): Update.
19740 (sh_allocate_initial_value): Update.
19741 (sh_function_ok_for_sibcall): Update.
19742 (sh_get_pr_initial_val): Update.
19743 * config/sh/sh.md (return expander): Update.
19744 * config/avr/avr.c (frame_pointer_required_p): UPdate.
19745 * config/crx/crx.c (crx_compute_frame): UPdate.
19746 (crx_initial_elimination_offset): UPdate.
19747 * config/xtensa/xtensa.c (compute_frame_size): Update
19748 (xtensa_builtin_saveregs): Update.
19749 (xtensa_va_start): Update.
19750 (order_regs_for_local_alloc): Update.
19751 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
19752 (xstormy16_expand_builtin_va_start): Update.
19753 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
19754 * config/m68hc11/m68hc11.md (return expanders): Update.
19755 * config/m68hc11/m68hc11.c (expand_prologue): Update.
19756 (expand_epilogue): Update.
19757 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
19758 (cris_simple_epilogue): Update.
19759 (cris_expand_prologue): Update.
19760 (cris_expand_epilogue): Update.
19761 * config/iq2000/iq2000.c (iq2000_va_start): Update.
19762 (compute_frame_size): Update.
19763 * config/mt/mt.c (mt_compute_frame_size): Update.
19764 * config/mn10300/mn10300.c (expand_prologue): Update.
19765 (expand_epilogue): Update.
19766 (initial_offset): Update.
19767 (mn10300_builtin_saveregs):
19768 * config/mn10300/mn10300.md (return expander): Update.
19769 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19770 (ia64_initial_elimination_offset): Update.
19771 (ia64_initial_elimination_offset): Update.
19772 (ia64_expand_prologue): Update.
19773 * config/m68k/m68k.md (return expander): Update.
19774 * config/rs6000/rs6000.c (rs6000_va_start): Update.
19775 (rs6000_stack_info): Update.
19776 * config/mcore/mcore.c (layout_mcore_frame): Update.
19777 (mcore_expand_prolog): Update.
19778 * config/arc/arc.c (arc_compute_frame_size): Update.
19779 * config/score/score3.c (score3_compute_frame_size): Update.
19780 * config/score/score7.c (score7_compute_frame_size): Update.
19781 * config/arm/arm.c (use_return_insn): Update.
19782 (thumb_find_work_register): Update.
19783 (arm_compute_save_reg_mask): Update.
19784 (arm_output_function_prologue): Update.
19785 (arm_output_epilogue): Update.
19786 (arm_size_return_regs): Update.
19787 (arm_get_frame_offsets): Update.
19788 (arm_expand_prologue): Update.
19789 (thumb_exit): Update.
19790 (thumb_unexpanded_epilogue): Update.
19791 (thumb1_output_function_prologue): Update.
19792 * config/pa/pa.md (return expander): Update.
19793 * config/pa/pa.c (compute_frame_size): Update.
19794 (hppa_builtin_saveregs): Update.
19795 * config/mips/mips.c (mips_va_start): Update.
19796 (mips16_build_function_stub): Update.
19797 (mips_compute_frame_info): Update.
19798 (mips_restore_gp): Update.
19799 (mips_output_function_prologue): Update.
19800 (mips_expand_prologue): Update.
19801 * config/v850/v850.c (compute_frame_size): Update.
19802 (expand_prologue): * config/mmix/mmix.c (along): update.
19803 (mmix_initial_elimination_offset): update.
19804 (mmix_reorg): update.
19805 (mmix_use_simple_return): update.
19806 (mmix_expand_prologue): update.
19807 (mmix_expand_epilogue): Update.
19808 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
19809 (emit_link_insn): Update.
19811 2008-04-08 Anatoly Sokolov <aesok@post.ru>
19813 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
19814 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
19816 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
19819 2008-04-07 Jan Hubicka <jh@suse.cz>
19821 * function.h (rtl): Rename to x_rtl.
19822 (crtl): New define.
19823 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19824 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19825 used_temp_slots avail_temp_slots, temp_slot_level,
19826 nonlocal_goto_handler_labels): Update accesstors.
19827 (rtl): New global variable.
19828 (struct function): Move some fileds to rtl_data.
19829 (get_arg_pointer_save_area): Update prototype.
19830 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19831 get_arg_pointer_save_area.
19832 * expr.c (init_expr): Update
19833 * function.c (get_frame_size): Update
19834 (assign_stack_local): Update
19835 (expand_function_end): Update.
19836 (get_art_pointer_save_area): Update
19838 * emit-rtl.c (rtl): Declare.
19839 (regno_reg_rtx): Declare.
19840 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19842 (gen_reg_rtx): Update.
19843 * varasm.c (n_deferred_constatns): Update accestor.
19844 (init_varasm_status): Do not allocate varasm_status.
19845 (force_const_mem, get_pool_size, output_constant_pool): Update.
19846 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19847 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19848 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
19849 * sparc/sparc.h (INIT_EXPANDERS): Update.
19850 * ia64/ia64.h (INIT_EXPANDERS): Update.
19852 2008-04-07 James E. Wilson <wilson@tuliptree.org>
19854 * reload.c (push_secondary_reload): Add missing break to for loop.
19856 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19858 PR middle-end/PR28690
19859 * rtlanal.c: Update copyright years.
19860 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
19861 as REG_POINTER and MEM_POINTER operands.
19862 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
19863 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
19864 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
19865 * gcse.c: Update copyright years.
19866 (pre_delete): Call gen_reg_rtx_and_attrs.
19867 (hoist_code): Likewise.
19868 (build_store_vectors): Likewise.
19869 (delete_store): Likewise.
19870 * loop-invariant.c (move_invariant_reg): Likewise.
19871 Update copyright years.
19873 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
19875 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
19876 control string instead of quoted.
19878 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19880 * doc/rtl.texi: Rewrite of subreg section.
19882 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
19885 * config/i386/i386.c (legitimize_pic_address): Add treating
19886 of dllimport SYM_REF's.
19887 (legitimize_dllimport_symbol): Add prototype.
19889 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19891 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
19892 reference in constructor with non self-referential type.
19894 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19896 Removal of Return with Depressed Stack Pointer support
19897 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
19898 (ECF_SP_DEPRESSED): Likewise.
19899 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
19900 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
19901 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19902 (expand_call): Do not test ECF_SP_DEPRESSED.
19903 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19904 * function.c (keep_stack_depressed): Delete.
19905 (handle_epilogue_set): Likewise.
19906 (update_epilogue_consts): Likewise.
19907 (emit_equiv_load): Likewise.
19908 (thread_prologue_and_epilogue_insns): Remove support for Return with
19909 Depressed Stack Pointer.
19910 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19912 2008-04-06 Richard Guenther <rguenther@suse.de>
19914 PR tree-optimization/35400
19915 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
19916 information from SSA_NAMEs.
19918 2008-04-06 Anatoly Sokolov <aesok@post.ru>
19920 * config/avr/avr.h (avr_mega_p): Remove declaration.
19921 (AVR_MEGA): Remove macro.
19922 * config/avr/avr.c (avr_mega_p): Remove variable.
19923 (avr_override_options): Remove inicializion of avr_mega_p.
19924 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19925 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19926 (avr_jump_mode): (Ditto.).
19927 (avr_output_progmem_section_asm_op): (Ditto.).
19928 (avr_asm_init_sections): (Ditto.).
19929 (avr_asm_init_sections): (Ditto.).
19930 (avr_rtx_costs): (Ditto.).
19931 * config/avr/avr.md: (Ditto.).
19932 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
19935 2008-04-06 Richard Guenther <rguenther@suse.de>
19937 PR tree-optimization/35842
19938 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
19939 is_gimple_invariant_address.
19941 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19943 * gcc.c (default_compilers): Sync Fortran extensions list with
19944 that in fortran/lang-specs.h.
19945 * doc/invoke.texi: Likewise.
19946 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
19947 * dwarf2out.c (gen_compile_unit_die): Likewise.
19949 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
19951 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
19953 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
19956 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
19957 attribute is used for nested functions.
19959 2008-04-05 Jan Hubicka <jh@suse.cz>
19961 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
19963 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
19965 (dump_files): Update.
19966 (enable_rtl_dump_file): Do not accept letter argument.
19967 * tree-pass.h (dump_file_info): Remove letter argument.
19968 * toplev.c (decode_d_option): Update -da handling.
19969 * toplev.h (enable_rtl_dump_file): Update prototype.
19970 * passes.c (register_one_dump_file): Do not accept IPA argument; work
19971 it out based on pass type.
19972 (register_dump_files_1): Likewise.
19973 (init_optimization_passes): Update register_one_dump_file calls.
19974 (execute_one_pass): Sanity check that IPA passes are called at IPA
19975 level and RTL passes at RTL level.
19976 (execute_pass_list): IPA pass can not be after or subpass of
19978 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
19979 disallov RTL subpasses of IPA subpasses.
19981 2008-04-05 Ben Elliston <bje@au.ibm.com>
19983 * tree-cfg.c (need_fake_edge_p): Return false for calls to
19984 builtins that return exactly once and do not throw. Cache call to
19987 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
19989 PR rtl-optimization/34916
19990 PR middle-end/35519
19991 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
19992 between instruction pairs.
19994 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
19996 * doc/invoke.texi: Document -mbitops for SH.
19997 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
19998 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
19999 * config/sh/sh.c (print_operand): Add %t operand code.
20000 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
20001 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
20002 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
20003 (extendqihi2): Likewise.
20004 (movqi_i): Likewise.
20005 (insv): Use bset, bclr and bst instructions for SH2A if possible.
20006 (extv): Use bld instruction for SH2A if possible.
20008 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
20009 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
20010 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
20011 (bset.b, bclr.b): Define peepholes.
20012 * config/sh/sh.opt (mbitops): New option.
20014 2008-04-04 Janis Johnson <janis187@us.ibm.com>
20017 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
20018 and view convert expression.
20020 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20023 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
20025 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
20027 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
20029 * config/i386/cpuid.h (bit_AES): New.
20030 (bit_PCLMUL): Likewise.
20032 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
20033 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
20034 SSE2 if AES or PCLMUL is enabled.
20035 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
20036 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20037 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
20038 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
20039 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
20040 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
20041 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20042 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
20043 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
20044 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
20045 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
20046 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
20047 __builtin_ia32_aeskeygenassist128 and
20048 __builtin_ia32_pclmulqdq128.
20049 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
20050 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
20051 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
20053 * config/i386/i386.h (TARGET_AES): New.
20054 (TARGET_PCLMUL): Likewise.
20055 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
20057 * config/i386/i386.md (UNSPEC_AESENC): New.
20058 (UNSPEC_AESENCLAST): Likewise.
20059 (UNSPEC_AESDEC): Likewise.
20060 (UNSPEC_AESDECLAST): Likewise.
20061 (UNSPEC_AESIMC): Likewise.
20062 (UNSPEC_AESKEYGENASSIST): Likewise.
20063 (UNSPEC_PCLMUL): Likewise.
20065 * config/i386/i386.opt (maes): New.
20066 (mpclmul): Likewise.
20068 * config/i386/sse.md (aesenc): New pattern.
20069 (aesenclast): Likewise.
20070 (aesdec): Likewise.
20071 (aesdeclast): Likewise.
20072 (aesimc): Likewise.
20073 (aeskeygenassist): Likewise.
20074 (pclmulqdq): Likewise.
20076 * config/i386/wmmintrin.h: New.
20078 * doc/extend.texi: Document AES and PCLMUL built-in function.
20080 * doc/invoke.texi: Document -maes and -mpclmul.
20082 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
20084 * function.c (free_after_parsing): Replace with
20085 cxx_push_function_context from C++ front-end.
20086 (allocate_struct_function): Don't call langhook.
20087 * langhooks.h (struct lang_hooks_for_functions): Delete.
20088 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
20090 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
20091 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
20092 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
20093 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
20094 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
20095 remove LANG_HOOKS_FUNCTION_INITIALIZER.
20096 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
20098 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
20099 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
20101 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20104 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
20107 2008-04-04 Richard Guenther <rguenther@suse.de>
20109 PR middle-end/35823
20110 * fold-const.c (optimize_minmax_comparison): Use the correct
20111 type for the constant in the simplified comparison.
20113 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
20115 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
20116 Pass L2 size as "--param l2-cache-size" to the compiler.
20117 (decode_l2_cache): New function to decode L2 cache parameters using
20118 0x8000006 extended cpuid function.
20119 (detect_caches_amd): Determine parameters of L2 cache using
20120 decode_l2_caches function.
20121 (decode_caches_intel): Decode L2 cache parameters.
20122 (detect_caches_intel): Determine L2 cache parameters using
20123 decode_caches_intel and decode_l2_caches functions.
20125 2008-04-03 Bob Wilson <bob.wilson@acm.org>
20127 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
20128 secondary input reload for subword loads from the constant pool.
20130 2008-04-03 Janis Johnson <janis187@us.ibm.com>
20133 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
20134 constants of the appropriate size for runtime calculations.
20137 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
20138 decimal-float literal constant zero.
20140 2008-04-03 Jakub Jelinek <jakub@redhat.com>
20143 * c-parser.c (c_parser_omp_atomic): Call
20144 default_function_array_conversion on the RHS.
20146 PR middle-end/35818
20147 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
20148 call is_variable_sized if decl has incomplete type.
20150 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20152 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20154 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20156 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20158 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20159 (sgt<u>): Merge sgt and sgtu into new expander.
20160 (sgt, sgtu): Remove expanders.
20161 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20162 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20163 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20164 *sgtu_<mode>_mips16 into new pattern.
20165 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20166 (sge<u>): Merge sge and sgeu into new expander.
20167 (sge, sgeu): Remove expanders.
20168 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20170 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20171 (slt<u>): Merge slt and sltu into new expander.
20172 (slt, sltu): Remove expanders.
20173 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20174 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20175 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20176 *sltu_<mode>_mips16 into new pattern.
20177 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20178 (sle<u>): Merge sle and sleu into new expander.
20179 (sle, sleu): Remove expanders.
20180 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20181 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20182 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20183 *sleu_<mode>_mips16 into new pattern.
20184 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20186 2008-04-03 Jan Hubicka <jh@suse.cz>
20188 PR tree-optimization/35795
20189 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20190 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20191 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20192 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20193 * score/score3.c (score3_output_mi_thunk): Likewise.
20194 * score/score7.c (score7_output_mi_thunk): Likewise.
20195 * mips/mips.c (mips_output_mi_thunk): Likewise.
20197 2008-04-03 Richard Guenther <rguenther@suse.de>
20199 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20200 conversions. Simplify code.
20202 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20204 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20206 2008-04-03 Tom Tromey <tromey@redhat.com>
20207 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20209 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20210 * config/bfin/t-bfin-linux (generated_files): Add
20211 linux-sysroot-suffix.h.
20212 * doc/install.texi (Prerequisites): Require make 3.80.
20213 * doc/sourcebuild.texi (Front End Directory): Document new
20215 * Makefile.in (generated_files): New variable.
20216 (ALL_HOST_OBJS): New variable.
20217 ($(ALL_HOST_OBJS)): New target.
20219 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20221 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20222 (remap_block): Call id->transform_lang_insert_block instead
20224 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20225 Set id.transform_lang_insert_block to NULL.
20226 (clone_body): Move to cp/optimize.c
20227 * tree-inline.h (struct copy_body_data): Change
20228 transform_lang_insert_block to function pointer.
20229 (copy_generic_body, copy_decl_no_change): Export.
20230 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20231 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20232 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20234 * c-tree.h (insert_block): Kill.
20235 * c-decl.c (insert_block): Kill.
20237 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20239 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20240 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20241 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20243 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20244 argument, call {push,pop}_function_context from here.
20245 * c-parser.c: Use c_{push,pop}_function_context.
20247 * function.c (push_function_context_to): Move meat ...
20248 (push_function_context): ... here. Simplify.
20249 * function.c (pop_function_context_from): Move meat ...
20250 (pop_function_context): ... here. Simplify.
20251 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20253 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20254 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20255 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20256 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20258 2008-04-03 Ben Elliston <bje@au.ibm.com>
20260 * expmed.c (extract_force_align_mem_bit_field): Remove.
20262 2008-04-03 Richard Guenther <rguenther@suse.de>
20264 PR middle-end/35800
20265 * expr.h (try_casesi): Adjust prototype.
20266 * expr.c (try_casesi): Take fallback label as extra parameter.
20267 Use that for gen_casesi if default_label is NULL.
20268 * stmt.c (expand_case): Pass fallback label to try_casesi,
20269 make sure to fill gaps with a fallback label if default_label
20272 2008-04-03 Dominique d'HumiÃ
\83¨res <dominiq@lps.ens.fr>
20275 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20277 2008-04-03 Ben Elliston <bje@au.ibm.com>
20279 * expmed.c (extract_split_bit_field): Remove if (0) code.
20280 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20281 (do_ds_constraint): Likewise.
20283 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20285 * doc/cppopts.texi (-dU): Document.
20286 * c-common.h (flag_dump_macros): Update comment.
20287 * c-opts.c (handle_OPT_d): Handle -dU.
20288 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20289 dump_queued_macros, cb_used_define, cb_used_undef): New.
20290 (init_pp_output): Handle -dU.
20291 (cb_line_change): Call dump_queued_macros.
20292 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20294 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20296 * config/avr/predicates.md (io_address_operand): New predicate.
20297 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20298 * config/avr/avr.c (avr_io_address_p): Remove function.
20299 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20300 'avr_io_address_p' function.
20301 (out_movhi_r_mr): (Ditto.).
20302 (out_movqi_mr_r): (Ditto.).
20303 (out_movhi_mr_r): (Ditto.).
20304 (avr_address_cost): (Ditto.).
20306 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20308 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20309 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20310 in 32bit mode when XMM registers are available to avoid store
20312 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20313 corresponding post-reload splitters.
20315 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20317 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20318 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20319 __builtin_ia32_roundss.
20320 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20321 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20322 __builtin_ia32_roundss.
20323 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20324 IX86_BUILTIN_SHUFPD here.
20326 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20328 * config/i386/i386.md (plogic): New.
20329 (plogicprefix): Likewise.
20331 * config/i386/mmx.md (mmx_<code><mode>3): New.
20332 (mmx_and<mode>3): Removed.
20333 (mmx_ior<mode>3): Likewise.
20334 (mmx_xor<mode>3): Likewise.
20336 * config/i386/sse.md (<code><mode>3): New.
20337 (*<code><mode>3): Likewise.
20338 (*<code><mode>3): Likewise.
20339 (<code><mode>3): Likewise.
20340 (*sse_<code><mode>3): Likewise.
20341 (*sse2_<code><mode>3): Likewise.
20342 (<code>tf3): Likewise.
20343 (*<code>tf3): Likewise.
20344 (and<mode>3): Likewise.
20345 (*and<mode>3): Likewise.
20346 (ior<mode>3): Removed.
20347 (*ior<mode>3): Likewise.
20348 (xor<mode>3): Likewise.
20349 (*xor<mode>3): Likewise.
20350 (*and<mode>3): Likewise.
20351 (*ior<mode>3): Likewise.
20352 (*xor<mode>3): Likewise.
20353 (and<mode>3): Likewise.
20354 (*sse_and<mode>3): Likewise.
20355 (*sse2_and<mode>3): Likewise.
20356 (andtf3): Likewise.
20357 (*andtf3): Likewise.
20358 (ior<mode>3): Likewise.
20359 (*sse_ior<mode>3): Likewise.
20360 (*sse2_ior<mode>3): Likewise.
20361 (iortf3): Likewise.
20362 (*iortf3): Likewise.
20363 (xor<mode>3): Likewise.
20364 (*sse_xor<mode>3): Likewise.
20365 (*sse2_xor<mode>3): Likewise.
20366 (xortf3): Likewise.
20367 (*xortf3): Likewise.
20369 2008-04-02 Richard Guenther <rguenther@suse.de>
20371 PR tree-optimization/14495
20372 PR tree-optimization/34793
20373 * tree-vrp.c (struct switch_update): New structure.
20374 (to_remove_edges, to_update_switch_stmts): New VECs.
20375 (simplify_switch_using_ranges): New function. Remove not taken
20376 case labels and edges.
20377 (simplify_stmt_using_ranges): Call it.
20378 (identify_jump_threads): Mark edges we have queued for removal
20379 so we don't thread them.
20380 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20382 * tree-cfg.c (group_case_labels): Deal with missing default label.
20383 (tree_verify_flow_info): Allow missing default label.
20384 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20385 (emit_case_nodes): Likewise.
20386 (expand_case): Do not rely on the default label to be present.
20387 * expr.c (try_casesi): Deal with NULL default_label.
20388 (do_tablejump): Likewise.
20390 2008-04-02 Richard Guenther <rguenther@suse.de>
20392 PR tree-optimization/14495
20393 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20394 SWITCH_EXPR here ...
20395 (vrp_visit_switch_stmt): ... but here (new function).
20396 (find_case_label_index): New helper function.
20397 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20399 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20401 * fwprop.c: Fix ISO-C99ism.
20403 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20406 * Makefile.in (objdir): Set it here.
20407 * configure.ac: Not here. Find dynamic linker characteristics.
20408 * exec-tool.in: Use them.
20409 * aclocal.m4: Regenerate.
20410 * configure: Regenerate.
20412 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20414 * expr.c (expand_var): Delete it.
20415 * expr.h (expand_var): Delete prototype.
20416 * function.c (expand_function_start): Use expand_decl instead.
20417 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20420 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20422 PR rtl-optimization/35542
20423 * fwprop.c (forward_propagate_and_simplify): Replace
20424 loc_reg_mentioned_in_p with reg_mentioned_p.
20426 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20428 PR rtl-optimization/35281
20429 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20430 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20431 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20432 (varying_mem_p): Move above propagate_rtx.
20433 (all_uses_available_at): Do not check MEMs.
20435 2008-04-02 Rafael EspÃ
\83Ândola <espindola@google.com>
20437 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20438 (register_edge_assert_for_2): Split the cond argument.
20439 (register_edge_assert_for_1): Adjust for the change in
20440 register_edge_assert_for_2.
20441 (register_edge_assert_for): Split the cond argument.
20442 (find_switch_asserts): Adjust for the change in
20443 register_edge_assert_for.
20445 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20447 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20448 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20449 offsets for 64-bit mingw.
20450 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20451 abi for x86_64-pc-mingw.
20453 2008-04-02 Richard Guenther <rguenther@suse.de>
20455 * tree-vrp.c (extract_range_from_assert): Make sure to not
20456 produce range min/max with TREE_OVERFOW set.
20457 If merging a anti-range and a range keep the anti-range if
20458 the range covers all values of the type.
20459 (register_edge_assert_for_2): Only allow sign-changing
20460 conversions in detecting canonical range checks. Also
20461 register an assert for the unsigned name if useful.
20463 PR tree-optimization/35787
20464 * tree-vrp.c (vrp_val_max): New function.
20465 (vrp_val_min): Likewise.
20466 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20467 (vrp_val_is_min): Likewise.
20468 (supports_overflow_infinity): Use vrp_val_{min,max}.
20469 (negative_overflow_infinity): Likewise.
20470 (positive_overflow_infinity): Likewise.
20471 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20472 (is_positive_overflow_infinity): Likewise.
20473 (is_overflow_infinity): Likewise.
20474 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20475 vrp_val_is_{min,max}.
20476 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20477 to ranges if possible. Avoid empty ranges.
20479 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20481 PR middle-end/35705
20482 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20483 the expression is a function address.
20485 2008-04-01 George Helffrich <george@gcc.gnu.org>
20487 PR fortran/35154, fortran/23057
20488 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20489 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20490 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20491 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20493 (dbxout_syms): Check for COMMON-based symbol and wrap in
20494 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20495 in bracket for efficiency.
20497 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20498 using DW_TAG_common_block + member offset.
20499 (add_pubname_string): New function.
20500 (dw_expand_expr): New function to find block name and offset for
20502 (common_check): New function to check whether symbol in Fortran COMMON.
20503 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20505 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20508 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20510 2008-04-02 Ben Elliston <bje@au.ibm.com>
20512 * config/v850/v850.md (casesi): Remove if (0) code.
20513 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20514 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20516 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20518 * config/i386/i386.md (rex64suffix): New mode attribute.
20519 (floathi<mode>2): Disable expander for SSE math.
20520 (*floathi<mode>2_1): New insn insn_and_split pattern.
20521 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20522 corresponding post-reload splitters.
20523 (*floathi<mode>2_i387): New macroized insn pattern.
20524 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20525 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20526 insn_and_split pattern.
20527 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20528 New macroized instruction patterns and corresponding post-reload
20530 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20531 and corresponding post-reload splitters.
20532 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20533 New macroized instruction patterns.
20534 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20535 macroized instruction patterns and corresponding post-reload splitters.
20536 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20537 corresponding post-reload splitters.
20538 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20539 New macroized instruction patterns.
20540 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20541 corresponding post-reload splitters.
20542 (*floatsi<mode>2_i387): New macroized instruction patterns.
20544 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20546 * config/i386/i386.md (smaxmin): New.
20547 (umaxmin): Likewise.
20548 (maxminiprefix): Likewise.
20549 (maxminfprefix): Likewise.
20550 (<code><mode>3): Likewise.
20551 (smin<mode>3): Removed.
20552 (smax<mode>3): Likewise.
20554 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20555 (mmx_<code>v4hi3): Likewise.
20556 (mmx_<code>v8qi3): Likewise.
20557 (mmx_smaxv2sf3): Removed.
20558 (mmx_sminv2sf3): Likewise.
20559 (mmx_umaxv8qi3): Likewise.
20560 (mmx_smaxv4hi3): Likewise.
20561 (mmx_uminv8qi3): Likewise.
20562 (mmx_sminv4hi3): Likewise.
20564 * config/i386/sse.md (<addsub><mode>3): New.
20565 (*<addsub><mode>3): Likewise.
20566 (<sse>_vm<addsub><mode>3): Likewise.
20567 (<maxmin><mode>3): Likewise.
20568 (*<maxmin><mode>3_finite): Likewise.
20569 (*<maxmin><mode>3): Likewise.
20570 (<sse>_vm<maxmin><mode>3): Likewise.
20571 (sse3_h<addsub>v4sf3): Likewise.
20572 (sse3_h<addsub>v2df3): Likewise.
20573 (<maxmin>v16qi3): Likewise.
20574 (*<maxmin>v16qi3): Likewise.
20575 (<maxmin>v8hi3): Likewise.
20576 (*<maxmin>v8hi3): Likewise.
20577 (*sse4_1_<maxmin><mode>3): Likewise.
20578 (*sse4_1_<maxmin><mode>3): Likewise.
20579 (add<mode>3): Removed.
20580 (*add<mode>3): Likewise.
20581 (<sse>_vmadd<mode>3): Likewise.
20582 (sub<mode>3): Likewise.
20583 (*sub<mode>3): Likewise.
20584 (<sse>_vmsub<mode>3): Likewise.
20585 (smin<mode>3): Likewise.
20586 (*smin<mode>3_finite): Likewise.
20587 (*smin<mode>3): Likewise.
20588 (<sse>_vmsmin<mode>3): Likewise.
20589 (smax<mode>3): Likewise.
20590 (*smax<mode>3_finite): Likewise.
20591 (*smax<mode>3): Likewise.
20592 (<sse>_vmsmax<mode>3): Likewise.
20593 (sse3_haddv4sf3): Likewise.
20594 (sse3_haddv2df3): Likewise.
20595 (sse3_hsubv4sf3): Likewise.
20596 (sse3_hsubv2df3): Likewise.
20597 (umaxv16qi3): Likewise.
20598 (*umaxv16qi3): Likewise.
20599 (smaxv8hi3): Likewise.
20600 (*smaxv8hi3): Likewise.
20601 (*sse4_1_smax<mode>3): Likewise.
20602 (*sse4_1_umax<mode>3): Likewise.
20603 (uminv16qi3): Likewise.
20604 (*uminv16qi3): Likewise.
20605 (sminv8hi3): Likewise.
20606 (*sminv8hi3): Likewise.
20607 (*sse4_1_smin<mode>3): Likewise.
20608 (*sse4_1_umin<mode>3): Likewise.
20610 2008-04-01 Rafael EspÃ
\83Ândola <espindola@google.com>
20612 * tree-cfg.c (verify_expr): remove in_phi.
20613 (verify_stmt): Don't call walk_tree with verify_expr. Use
20614 is_gimple_min_invariant instead of is_gimple_val.
20616 2008-04-01 Joseph Myers <joseph@codesourcery.com>
20618 * doc/include/gpl_v3.texi: Update for manpage generation.
20619 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
20621 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
20622 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
20623 gpl_v3.texi instead of gpl.texi.
20626 2008-04-01 Jakub Jelinek <jakub@redhat.com>
20629 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
20631 2008-04-01 Rafael EspÃ
\83Ândola <espindola@google.com>
20633 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
20634 (extract_code_and_val_from_cond): Use
20635 extract_code_and_val_from_cond_with_ops.
20637 2008-04-01 Jan Hubicka <jh@suse.cz>
20639 * function.c (free_after_compilation): Free epilogue_delay_list.
20640 (prepare_function_start): Assert that previous compilation was freed.
20642 2008-04-01 Jan Hubicka <jh@suse.cz>
20643 Jim Wilson <wilson@tuliptree.org>
20644 Andreas Tobler <andreast@gcc.gnu.org>
20646 PR middle-end/35781
20647 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
20648 rtl.emit instead cfun->emit.
20649 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
20650 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
20652 2008-04-01 Ben Elliston <bje@au.ibm.com>
20654 * doc/c-tree.texi (Function Basics): Fix grammatical error.
20656 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
20658 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
20660 (fprofile-use): Add var flag_profile_use
20661 * coverage.c (coverage_begin_output): Do not open a gcno file for
20662 output only if -ftest-coverage is set.
20663 Do not add getpwd() to gcda file path.
20664 (build_gcov_info): Check the new flag
20665 flag_profile_datafile_relative_path.
20666 (coverage_init): Use profile_data_prefix.
20667 Read profile counter only if flag_profile_use is set.
20668 * opts.c (common_handle_option): New option fprofile-use=,
20669 fprofile-dir=, fprofile-generate=.
20670 * toplev.c (profile_data_prefix): New variable definition.
20671 * toplev.h (profile_data_prefix): New declaration.
20672 * doc/invoke.tex (Option Summary, Optimization Options):
20675 2008-03-31 James E. Wilson <wilson@tuliptree.org>
20677 * varasm.c (output_constant_pool_1): In LABEL_REF check,
20678 use tmp consistently.
20681 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
20682 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20683 UNSPEC_FR_RECIP_APPROX_RES.
20684 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
20686 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
20689 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
20691 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20693 PR middle-end/30186
20694 * fold-const.c (fold_indirect_ref_1): Support accessing non first
20695 element of the vector via a pointer.
20697 2008-03-31 Ian Lance Taylor <iant@google.com>
20699 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
20701 2008-03-31 Jan Hubicka <jh@suse.cz>
20703 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20704 get_arg_pointer_save_area.
20705 * expr.c (init_expr): Just clear out rtl.expr.
20706 * function.c (free_after_compilation): Clear out whole RTL structure.
20707 (get_func_frame_size): Merge into ...
20708 (get_frame_size): ... this one.
20709 (assign_stack_local_1): Merge into ...
20710 (assign_stack_local): ... this one.
20711 (expand_function_end): Update call of get_arg_pointer_save_area.
20712 (get_art_pointer_save_area): Remove cfun argument.
20713 * function.h (emit_status): regno_pointer_align does not need length
20714 attribute. Move x_regno_reg_rtx to ...
20715 (regno_reg_rtx): ... new global array.
20716 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
20717 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
20718 apply_args_value, forced_labels, stack_pointer_delta):
20720 (struct varasm_status): Move here from varasm.c
20721 (struct rtl_data): New. Move here some fields from struct function.
20722 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20723 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20724 used_temp_slots avail_temp_slots, temp_slot_level,
20725 nonlocal_goto_handler_labels): Update accesstors.
20726 (rtl): New global variable.
20727 (struct function): Move some fileds to rtl_data.
20728 (get_arg_pointer_save_area): Update prototype.
20729 * emit-rtl.c (rtl): Declare.
20730 (regno_reg_rtx): Declare.
20731 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20733 (gen_reg_rtx): Update.
20734 (init_virtual_regs): Do not tate emit_status argument.
20735 (init_emit): Do not allocate emit.
20736 * varasm.c (varasm_statuc): Move to function.h.
20737 (n_deferred_constatns): Update accestor.
20738 (init_varasm_status): Do not allocate varasm_status.
20739 (force_const_mem, get_pool_size, output_constant_pool): Update.
20740 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20741 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20743 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
20745 PR rtl-optimization/35729
20746 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
20749 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
20752 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
20753 load/store if memory is unaligned.
20754 (*movti_rex64): Likewise.
20756 * config/i386/predicates.md (misaligned_operand): New.
20758 2008-03-31 Andrew Pinski <pinskia@gmail.com>
20761 * tree-ssa-phiopt.c (conditional_replacement): Return early for
20764 2008-03-31 Jan Beulich <jbeulich@novell.com>
20766 * config/ia64/constraints.md: Add 'j' constraint.
20767 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
20768 (movdi_internal): Likewise.
20770 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
20773 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
20775 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
20778 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
20779 proper error message for the third argument on blendpd and
20782 * config/i386/sse.md (blendbits): New.
20783 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
20785 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
20787 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
20789 2008-03-30 Richard Guenther <rguenther@suse.de>
20791 PR middle-end/31023
20792 * fold-const.c (fold_sign_changed_comparison): Do leave
20793 conversions to base-types alone.
20795 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
20797 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
20798 the link register if one altivec register is be saved.
20800 2008-03-30 Ben Elliston <bje@au.ibm.com>
20802 * final.c (final_scan_insn): Remove if (0) code.
20804 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
20806 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
20808 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
20810 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
20811 of V4SFmode to ix86_binary_operator_ok.
20813 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
20815 * config/i386/i386.c (override_options): Initialize
20816 ix86_veclib_handler to ix86_veclibabi_svml when
20817 -mveclibabi=svml is used.
20818 (ix86_veclibabi_svml): New function for SVML ABI style
20819 vectorization support.
20820 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
20822 2008-03-28 Rafael EspÃ
\83Ândola <espindola@google.com>
20824 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
20825 (tree_binary_nonnegative_warnv_p): Make it public.
20826 (tree_single_nonnegative_warnv_p): Make it public.
20827 (tree_invalid_nonnegative_warnv_p): Make it public.
20828 (tree_unary_nonzero_warnv_p): Make it public.
20829 (tree_binary_nonzero_warnv_p): Make it public
20830 (tree_single_nonzero_warnv_p): Make it public.
20831 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
20832 (extract_range_from_binary_expr): Split the expr argument.
20833 (extract_range_from_unary_expr): Split the expr argument.
20834 (extract_range_from_comparison): Split the expr argument.
20835 (extract_range_from_expr): Use the new aux functions.
20836 (vrp_evaluate_conditional_warnv): Use
20837 vrp_evaluate_conditional_warnv_with_ops.
20838 * tree.h (tree_unary_nonzero_warnv_p): Declare.
20839 (tree_binary_nonzero_warnv_p): Declare.
20840 (tree_single_nonzero_warnv_p): Declare.
20841 (tree_expr_nonzero_warnv_p): Declare.
20842 (tree_unary_nonnegative_warnv_p): Declare.
20843 (tree_binary_nonnegative_warnv_p): Declare.
20844 (tree_single_nonnegative_warnv_p): Declare.
20845 (tree_invalid_nonnegative_warnv_p): Declare.
20847 2008-03-28 Richard Guenther <rguenther@suse.de>
20849 PR tree-optimization/30317
20850 PR tree-optimization/30911
20851 PR tree-optimization/34793
20852 * tree-vrp.c (set_and_canonicalize_value_range): New function.
20853 (struct assert_locus_d): New member EXPR.
20854 (register_new_assert_for): Add EXPR parameter to support
20855 ASSERT_EXPR <name, expr OP limit>.
20856 (register_edge_assert_for_1): Adjust callers.
20857 (find_assert_locations): Likewise.
20858 (process_assert_insertions_for): Build condition from expression.
20859 (extract_range_from_assert): Handle ASSERT_EXPRs
20860 of the form ASSERT_EXPR <name, expr OP limit>.
20861 (register_edge_assert_for_2): New helper registering
20862 asserts for comparisons. Recognize range tests of the form
20863 (unsigned)i - CST1 OP CST2.
20864 (register_edge_assert_for_1): Use it.
20865 (register_edge_assert_for): Likewise.
20866 (needs_overflow_infinity): Integer sub-types
20867 do not need overflow infinities.
20868 (vrp_val_is_max): The extreme values of integer sub-types
20869 are those of the base type.
20870 (vrp_val_is_min): Likewise.
20871 * tree.def (ASSERT_EXPR): Document extra allowed conditional
20874 2008-03-28 Nick Clifton <nickc@redhat.com>
20877 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
20878 Return GENERAL_REGS for stack adjustment reloads.
20880 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
20883 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
20884 const_vector when all the vectors are constant.
20886 2008-03-27 Bob Wilson <bob.wilson@acm.org>
20888 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
20890 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
20891 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
20893 (s<code>_sf): Use new scc_sf attribute for opcode names.
20895 2008-03-27 Tom Tromey <tromey@redhat.com>
20897 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
20898 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
20899 config/spu/t-spu-elf, config/i386/t-interix,
20900 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
20901 config/i386/x-darwin, config/i386/x-mingw32,
20902 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
20903 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
20904 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
20905 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
20906 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
20907 config/rs6000/x-darwin, config/rs6000/t-rs6000,
20908 config/score/t-score-elf, config/arm/t-strongarm-pe,
20909 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
20910 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
20911 Revert automatic dependency patch.
20913 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
20916 * config/i386/i386.c (ix86_function_arg_boundary): Align
20917 decimal floating point to its natural boundary.
20919 2008-03-27 Richard Guenther <rguenther@suse.de>
20921 PR middle-end/35716
20922 * fold-const.c (fold_comparison): Restrict distinct decl
20923 comparison folding to VAR_DECLs and PARM_DECLs. Do not
20924 solely rely on operand_equal_p.
20926 2008-03-27 Richard Guenther <rguenther@suse.de>
20929 * c-common.c (handle_weak_attribute): Reject combination of
20932 2008-03-27 Richard Guenther <rguenther@suse.de>
20934 PR tree-optimization/32810
20935 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
20936 conversions from DECL_INITIAL.
20937 (fold_const_aggregate_ref): Likewise from constructor elements.
20939 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
20941 * tree-affine.h (aff_combination_expand): Declare.
20942 (get_inner_reference_aff): Likewise.
20943 * tree-affine.c (aff_combination_expand): Split out from
20944 tree_to_aff_combination_expand.
20945 (get_inner_reference_aff): New function.
20946 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
20947 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
20948 (struct lim_aux_data): sm_done field removed.
20949 (mem_ref_loc_p, mem_ref_locs_p): New types.
20950 (struct mem_ref): Added id, stored, accesses_in_loop,
20951 indep_loop, dep_loop, indep_ref, dep_ref fields.
20952 Removed is_stored, locs and next fields.
20953 (memory_accesses): New variable.
20954 (movement_possibility): Do not allow moving statements
20955 that store to memory.
20956 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
20958 (determine_max_movement): For statements with memory references,
20959 find the outermost loop in that the reference is independent.
20960 (move_computations_stmt): Mark the virtual operands for renaming.
20961 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
20962 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
20963 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
20964 add_vop_ref_mapping, create_vop_ref_mapping_loop,
20965 create_vop_ref_mapping, analyze_memory_references,
20966 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
20967 get_all_locs_in_loop, ref_always_accessed_p,
20968 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
20969 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
20970 store_motion_loop, store_motion): New functions.
20971 (struct vop_to_refs_elt): New type.
20972 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
20973 memref_hash, memref_eq, hoist_memory_references): Rewritten.
20974 (schedule_sm): Replaced by...
20975 (execute_sm): ... this.
20976 (determine_lsm_ref, hoist_memory_references,
20977 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
20978 find_more_ref_vops, free_mem_ref, free_mem_refs,
20979 determine_lsm_loop, determine_lsm): Removed.
20980 (tree_ssa_lim_finalize): Free data structures used by store motion.
20981 (tree_ssa_lim): Call analyze_memory_references. Use
20982 store_motion instead of determine_lsm.
20984 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20986 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
20987 rename tmake_file to m68hc11/t-m68hc11.
20988 (mcore): Set inhibit_libc to true.
20989 * config.host (alpha*-dec-*vms*): Set extra_programs.
20990 (interix3*): Don't use host_xmake_file.
20991 * configure.ac: Let config.gcc override inhibit_libc.
20992 * configure: Regenerate.
20994 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
20995 * config/t-openbsd-thread: Remove commented out lines.
20997 * config/x-interix: Remove.
20999 * config/m68hc11/t-m68hc11-gas: Rename to...
21000 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
21002 * config/mcore/t-mcore: Remove T_CFLAGS.
21003 * config/mcore/t-mcore-pe: Likewise.
21005 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21007 * configure.ac: Replace custom __GNU_SOURCE test with
21008 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
21009 * aclocal.m4: Regenerate.
21010 * configure: Regenerate.
21011 * config.in: Regenerate.
21013 2008-03-27 Richard Guenther <rguenther@suse.de>
21015 * fold-const.c (target.h): Include.
21016 (fold_comparison): Fold comparison of addresses of decls
21017 that bind locally or of constants. Consolidate address folding code.
21018 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
21019 results from fold_binary_to_constant.
21020 (compare_values_warnv): Likewise.
21022 2008-03-27 Andrew Pinski <pinskia@gmail.com>
21024 PR middle-end/35429
21025 * fold-const.c (fold_truthop): Check for integeral types when folding
21026 a == 0 && b == 0 and a != 0 || b != 0 .
21028 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
21030 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
21032 2008-03-26 Andreas Schwab <schwab@suse.de>
21034 * doc/invoke.texi: Fix use of @item vs. @itemx.
21036 2008-03-26 Tom Tromey <tromey@redhat.com>
21038 * Makefile.in (build/gensupport.o, build/print-rtl.o,
21039 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
21040 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
21041 build/gencodes.o, build/genconditions.o, build/genconfig.o,
21042 build/genconstants.o, build/genemit.o, build/genextract.o,
21043 build/genflags.o, build/genmddeps.o, build/genopinit.o,
21044 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
21047 2008-03-26 Richard Guenther <rguenther@suse.de>
21050 2008-03-26 Richard Guenther <rguenther@suse.de>
21052 * fold-const.c (target.h): Include.
21053 (fold_comparison): Fold comparison of addresses of two decls
21054 that bind locally. Consolidate address folding code.
21056 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21058 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
21059 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
21060 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
21061 dconstsqrt2, dconstthird, dconste and/or dconst10.
21062 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
21063 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
21064 dconstsqrt2, dconste): Delete.
21065 (init_emit_once): Likewise. Simplify initializing dconstm1.
21067 * real.c (get_real_const): New.
21068 * real.h (dconst3, dconst10, dconstm2, dconstthird,
21069 dconstsqrt2, dconste): Delete.
21070 (real_value_const, get_real_const): New.
21072 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
21074 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
21076 * config/i386/i386.c (ix86_function_arg_boundary): Check
21077 BIGGEST_ALIGNMENT instead of 128.
21078 (setup_incoming_varargs_64): Likewise.
21080 2008-03-26 Tom Tromey <tromey@redhat.com>
21082 * Makefile.in (DEPFILES): Add missing '/'.
21084 2008-03-26 Richard Guenther <rguenther@suse.de>
21086 * fold-const.c (target.h): Include.
21087 (fold_comparison): Fold comparison of addresses of two decls
21088 that bind locally. Consolidate address folding code.
21090 2008-03-26 Nick Clifton <nickc@redhat.com>
21093 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
21094 not allow INT+INT as a legitimate addressing mode.
21096 2008-03-26 Richard Guenther <rguenther@suse.de>
21098 * tree-flow.h (widen_bitfield): Remove declaration.
21099 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
21100 (widen_bitfield): Remove function.
21101 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
21104 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
21107 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
21110 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
21112 PR rtl-optimization/35232
21113 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
21114 (forget_old_reloads_1, forget_marked_reloads): Don't clear
21115 reg_reloaded_call_part_clobbered here.
21116 (reload_regs_reach_end_p): New function.
21117 (reload_reg_rtx_for_input): New variable.
21118 (reload_reg_rtx_for_output): Likewise.
21119 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
21120 when reassigning a pseudo register. Load reloadreg from
21121 reload_reg_rtx_for_input, moving the mode and register
21123 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
21124 instead of the original when deciding whether an input reload
21125 would be a no-op or whether an output reload can be deleted.
21126 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
21127 when setting up new_spill_reg_store. Load it from
21128 reload_reg_rtx_for_output, moving the mode and register
21130 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
21131 instead of the original when deciding whether an output reload
21132 would be a no-op. Do the same when modifying insn notes.
21133 Use rtx_equal_p instead of == to compare the registers.
21134 (inherit_piecemeal_p): Take a mode and two register numbers
21136 (emit_reload_insns): Clear new_spill_reg_store for every hard
21137 register in the reload register. Remove spill registers
21138 from reg_reloaded_valid before considering whether to record
21139 inheritance information for them. Use reload_reg_rtx_for_output
21140 instead of reg_rtx when recording output reloads. Use
21141 reload_reg_rtx_for_input instead of reg_rtx when recording
21142 input reloads. Set or clear reg_reloaded_call_part_clobbered
21143 at the same time as setting reg_reloaded_valid.
21144 (delete_output_reload): Add a new_reload_reg parameter and use it
21145 instead of rld[j].reg_rtx.
21146 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
21149 2008-03-25 Tom Tromey <tromey@redhat.com>
21151 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21152 (build/genattr.o): Likewise.
21153 (build/genattrtab.o): Likewise.
21154 (build/gencodes.o): Likewise.
21155 (build/genconfig.o): Likewise.
21156 (build/genconstants.o): Likewise.
21157 (build/genemit.o): Likewise.
21158 (build/genextract.o): Likewise.
21159 (build/genflags.o): Likewise.
21161 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21163 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21164 instead of size_int for integer types.
21165 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21166 to match type of MINUS_EXPR.
21168 2008-03-25 Tom Tromey <tromey@redhat.com>
21170 * configure: Rebuilt.
21171 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21174 2008-03-25 Tom Tromey <tromey@redhat.com>
21176 * config/x-solaris (host-solaris.o): Update.
21177 * config/x-linux (host-linux.o): Update.
21178 * config/x-hpux (host-hpux.o): Update.
21179 * config/x-darwin (host-darwin.o): Update.
21180 * config/v850/t-v850e (v850-c.o): Update.
21181 * config/v850/t-v850 (v850-c.o): Update.
21182 * config/t-vxworks (vxworks.o): Update.
21183 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21184 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21185 * config/spu/t-spu-elf (spu-c.o): Update.
21187 * config/sh/t-symbian (sh-c.o): Update.
21188 (symbian.o): Update.
21189 * config/sh/t-sh (sh-c.o): Update.
21190 * config/score/t-score-elf (score7.o, score3.o): Update.
21191 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21192 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21193 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21194 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21195 (rs6000.o): Remove.
21196 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21197 * config/m32c/t-m32c (m32c-pragma.o): Update.
21198 * config/ia64/t-ia64 (ia64-c.o): Update.
21199 * config/i386/x-mingw32 (host-mingw32.o): Update.
21200 * config/i386/x-i386 (driver-i386.o): Update.
21201 * config/i386/x-darwin (host-i386-darwin.o): Update.
21202 * config/i386/x-cygwin (host-cygwin.o): Update.
21203 * config/i386/t-nwld (nwld.o): Update.
21204 * config/i386/t-netware (netware.o): Update.
21205 * config/i386/t-interix (winnt.o): Update.
21206 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21207 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21208 msformat-c.o): Update.
21209 * config/bfin/t-bfin-linux (generated_files): Add
21210 linux-sysroot-suffix.h.
21211 * config/arm/t-wince-pe (pe.o): Update.
21212 * config/arm/t-strongarm-pe (pe.o): Update.
21213 * config/arm/t-pe (pe.o): Update.
21214 * config/arm/t-arm (arm-c.o): Update.
21215 * doc/install.texi (Prerequisites): Require make 3.80.
21216 * Makefile.in: Remove .o targets.
21217 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21218 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21219 (simple_generated_h, simple_generated_c): Move earlier.
21220 (generated_files): New variable.
21221 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21222 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21223 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21224 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21225 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21226 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21227 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21228 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21229 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21230 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21231 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21232 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21234 (COMPILE.base, COMPILE): New variables.
21235 (%.o): New pattern rule.
21236 (ALL_HOST_OBJS): New variable.
21237 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21238 (dummy-checksum.o, cc1-checksum.o): Remove.
21239 (DRIVER_SHLIB): New variable.
21240 (DRIVER_DEFINES): Use it.
21241 (gencondmd.c): Move out of build/.
21242 (s-conditions): Update.
21243 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21244 (ALL_BUILD_OBJS): Likewise.
21245 (build/%.o): Use BUILDCOMPILE.
21246 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21247 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21248 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21249 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21250 build/genconfig.o, build/genconstants.o, build/genemit.o,
21251 build/genextract.o, build/genflags.o, build/genmddeps.o,
21252 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21253 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21254 build/gen-protos.o, build/scan.o, build/fix-header.o,
21255 build/scan-decls.o): Simplify.
21256 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21257 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21258 prefix.o, toplev.o): Reduce to variable setting.
21259 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21260 ($(out_object_file), gcc-options.o): New targets.
21261 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21262 * configure: Rebuilt.
21263 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21264 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21266 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21268 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21269 complain when we hit an error, return ERROR_MARK_NODE.
21271 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21273 * config/sh/constraints.md (Pso, Psz): New constraints.
21274 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21275 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21277 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21279 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21280 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21282 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21284 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21285 (prefetch_sh2a): New.
21287 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21288 Naveen.H.S <naveen.hs@kpitcummins.com>
21290 * config/sh/constraints.md (I28): New constraint.
21291 * config/sh/sh.c (broken_move): Add support for movi20s.
21292 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21294 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21295 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21296 Naveen.H.S <naveen.hs@kpitcummins.com>
21298 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21299 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21300 (print_operand): Handle resbank in %@ operand code.
21301 (sh_encode_section_info): New.
21302 (push_regs): Add conditions for resbank.
21303 (sh_expand_epilogue): Likewise.
21304 (sh_insert_attributes): Likewise.
21305 (sh_attribute_table): Likewise.
21306 (sh_handle_resbank_handler_attribute): New.
21307 (sh2a_handle_function_vector_handler_attribute): New.
21308 (sh2a_is_function_vector_call): New.
21309 (sh2a_get_function_vector_number): New.
21310 (sh2a_function_vector_p): New.
21311 (sh_cfun_resbank_handler_p): New.
21312 * config/sh/sh.md (calli): Emit jsr/n if possible.
21313 (calli_tbr_rel): New.
21314 (calli_pcrel): Emit jsr/n if possible.
21315 (return_i): Emit rts/n if possible.
21316 (call_valuei_tbr_rel): New.
21317 (call_valuei_pcrel): Add condition for SH2A target.
21318 (call_value): Likewise.
21319 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21320 (sh2a_get_function_vector_number): Likewise.
21321 (sh2a_is_function_vector_call): Likewise.
21322 * doc/extend.texi: Document TBR relative addressing of SH2A.
21323 (resbank): Add description for SH2A.
21325 2008-03-24 Richard Guenther <rguenther@suse.de>
21328 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21329 pointer assignments change conversions according to middle-end rules.
21330 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21331 * configure.ac: Include type checking in yes.
21332 * configure: Regenerate.
21334 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21336 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21337 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21339 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21341 * gthr-vxworks.h (UNUSED): Define.
21343 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21345 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21347 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21349 * doc/extend.texi (Function Attributes): Add missing comma in the
21350 example of the "alloc_size" attribute.
21352 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21355 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21357 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21360 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21363 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21364 of the underlying type of a MS bitfield layout to the natural
21365 alignment of the type.
21367 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21369 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21370 to their natural alignment to avoid store forwarding stalls.
21372 2008-03-22 Richard Guenther <rguenther@suse.de>
21374 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21375 For PHI nodes verify the address is invariant.
21376 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21377 (get_symbol_constant_value): Use is_gimple_min_invariant.
21378 (maybe_fold_stmt_indirect): Likewise.
21380 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21382 PR rtl-optimization/33927
21383 * Makefile.in (dse.o): Depend on $(TM_P_H).
21384 * expr.h (extract_low_bits): Declare.
21385 * expmed.c (extract_low_bits): New function.
21386 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21387 * dse.c: Include tm_p.h.
21388 (find_shift_sequence): Remove the read_reg argument and return the
21389 read value. Emit the instructions instead of returning them.
21390 Iterate on new_mode rather than calculating it each time.
21391 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21392 source to NEW_MODE and extract_low_bits to convert the shifted
21393 value to READ_MODE.
21394 (replace_read): Allow the load and store to have different mode
21395 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21396 or extraction instructions before trying the replacement. Update
21397 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21399 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21401 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21402 to their natural alignment to avoid store forwarding stalls.
21404 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21407 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21408 encouraging but not allowing gprs for input;
21409 change the input constraint to !f#r.
21410 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21412 change the output constraint to !f#r.
21414 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21417 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21418 corresponding post-reload splitters.
21419 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21420 when x87 FP math is selected.
21421 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21422 New function prototype.
21423 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21424 unreachable function to ease macroization of insn patterns.
21426 2008-03-21 Martin Jambor <mjambor@suse.cz>
21428 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21429 reference dumps if ddr is NULL or dependence is unknown.
21431 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21433 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21434 unsigned extension into account.
21435 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21436 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21437 Do computations on a scratch register.
21439 2008-03-21 Richard Guenther <rguenther@suse.de>
21441 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21442 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21443 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21444 * tree-ssa-dom.c (record_equality): Likewise.
21445 * tree-inline.c (copy_body_r): Likewise.
21446 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21449 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21451 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21452 as 'delete_unused' argument.
21454 2008-03-20 Richard Guenther <rguenther@suse.de>
21456 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21457 special casing of constant qualifiers.
21458 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21459 care about them in general.
21460 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21461 regardless of their type.
21462 (fold_stmt_r): Forcefully fold *& if we end up with that.
21464 2008-03-20 Paul Brook <paul@codesourcery.com>
21466 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21467 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21469 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21471 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21472 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21474 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21476 * common.opt (Wmudflap): New option.
21477 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21478 (mx_register_decls): Likewise.
21479 (mudflap_finish_file): Likewise.
21480 * doc/invoke.texi: Document -Wno-mudflap.
21482 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21484 * c-format.c (replace_format_name_to_system_name): New.
21485 (cmp_attribs): New.
21486 (convert_format_name_to_system_name): New.
21487 (decode_format_attr): Add use of convert_format_name_to_system_name.
21488 (format_types_orig): Add gnu_ prefix to names.
21489 (check_format_info_main): Special treating of \0 escaped names for
21490 supporting multi-character format specifiers as I32, I64.
21491 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21492 (gnu_target_overrides_format_attributes): New.
21493 * c-format.h: Add structure target_ovr_attr to hold
21494 system specific formatter names.
21495 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21496 msformat-c.o file to c_target_objs and cxx_target_objs.
21497 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21498 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21499 (TARGET_N_FORMAT_TYPES): New.
21500 * config/i386/msformat-c.c: New.
21501 * config/i386/t-cygming: Add build rule for msformat-c.o.
21502 * doc/extend.texi: Add new format names gnu_* and ms_* and
21504 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21506 2008-03-20 Ira Rosen <irar@il.ibm.com>
21508 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21509 optimizations turned on under -O3.
21510 (ftree-vectorize): Add that the flag is turned on with -O3.
21512 2008-03-20 Ben Elliston <bje@au.ibm.com>
21514 * regmove.c (try_auto_increment): Fix spelling error in comment.
21515 * final.c (final_scan_insn): Likewise.
21517 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21520 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21521 allocator preferences for "y" and "r" class registers.
21522 ("*mov<mode>_internal"): Ditto.
21523 ("*movv2sf_internal_rex64"): Ditto.
21524 ("*movv2sf_internal"): Ditto.
21526 2008-03-19 Michael Matz <matz@suse.de>
21528 PR middle-end/35616
21529 * calls.c (expand_call): Check overlap of arguments with call
21530 address for sibcalls.
21532 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21535 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21536 of the underlying type of a MS bitfield layout to the natural
21537 alignment of the type.
21539 2008-03-19 Jan Hubicka <jh@suse.cz>
21542 * toplev.c (decode_d_option): Handle all CPP flags.
21543 * tree-vrp.c: Update tree_pass descriptors.
21544 * regrename.c: Update tree_pass descriptors.
21545 * fwprop.c: Update tree_pass descriptors.
21546 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21547 * tree-into-ssa.c: Update tree_pass descriptors.
21548 * tree-dump.c: Update tree_pass descriptors.
21549 * tree-complex.c: Update tree_pass descriptors.
21550 * tree-dump.h: Update tree_pass descriptors.
21551 * see.c: Update tree_pass descriptors.
21552 * cgraphbuild.c: Update tree_pass descriptors.
21553 * tracer.c: Update tree_pass descriptors.
21554 * tree-loop-distribution.c: Update tree_pass descriptors.
21555 * cgraph.c: Update tree_pass descriptors.
21556 * postreload-gcse.c: Update tree_pass descriptors.
21557 * postreload.c: Update tree_pass descriptors.
21558 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21559 * tree-tailcall.c: Update tree_pass descriptors.
21560 * tree-pass.h (tree_opt_pass): Rename to ...
21561 (opt_pass) ... this one; add "type" field and remove letter field.
21562 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21563 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21564 all_lowering_passes): Update declaration.
21565 * ipa-cp.c: Update tree_pass descriptors.
21566 * final.c: Update tree_pass descriptors.
21567 * omp-low.c: Update tree_pass descriptors.
21568 * tree-ssa-dse.c: Update tree_pass descriptors.
21569 * ipa-reference.c: Update tree_pass descriptors.
21570 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21571 * auto-inc-dec.c: Update tree_pass descriptors.
21572 * reorg.c: Update tree_pass descriptors.
21573 * cgraphunit.c: Update tree_pass descriptors.
21574 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21575 * tree-ssa-ccp.c: Update tree_pass descriptors.
21576 * df-core.c: Update tree_pass descriptors.
21577 * mode-switching.c: Update tree_pass descriptors.
21578 * tree-nomudflap.c: Update tree_pass descriptors.
21579 * modulo-sched.c: Update tree_pass descriptors.
21580 * ipa-pure-const.c: Update tree_pass descriptors.
21581 * cse.c: Update tree_pass descriptors.
21582 * web.c: Update tree_pass descriptors.
21583 * tree-stdarg.c: Update tree_pass descriptors.
21584 * tree-ssa-math-opts.c: Update tree_pass descriptors.
21585 * tree-ssa-dom.c: Update tree_pass descriptors.
21586 * tree-nrv.c: Update tree_pass descriptors.
21587 * tree-ssa-alias.c: Update tree_pass descriptors.
21588 * loop-init.c: Update tree_pass descriptors.
21589 * gimple-low.c: Update tree_pass descriptors.
21590 * ipa-inline.c: Update tree_pass descriptors.
21591 * tree-ssa-sink.c: Update tree_pass descriptors.
21592 * global.c: Update tree_pass descriptors.
21593 * ifcvt.c: Update tree_pass descriptors.
21594 * jump.c: Update tree_pass descriptors.
21595 * predict.c: Update tree_pass descriptors.
21596 * tree-ssa-loop.c: Update tree_pass descriptors.
21597 * recog.c: Update tree_pass descriptors.
21598 * dse.c: Update tree_pass descriptors.
21599 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
21600 * tree-eh.c: Update tree_pass descriptors.
21601 * regmove.c: Update tree_pass descriptors.
21603 * function.c: Update tree_pass descriptors.
21604 * tree-vectorizer.c: Update tree_pass descriptors.
21605 * gcse.c: Update tree_pass descriptors.
21606 * ipa-type-escape.c: Update tree_pass descriptors.
21607 * tree-if-conv.c: Update tree_pass descriptors.
21608 * init-regs.c: Update tree_pass descriptors.
21609 * ipa.c: Update tree_pass descriptors.
21610 * tree-ssa-phiopt.c: Update tree_pass descriptors.
21611 * rtl-factoring.c: Update tree_pass descriptors.
21612 * lower-subreg.c: Update tree_pass descriptors.
21613 * bt-load.c: Update tree_pass descriptors.
21614 * tree-dfa.c: Update tree_pass descriptors.
21615 * except.c: Update tree_pass descriptors.
21616 * emit-rtl.c: Update tree_pass descriptors.
21617 * cfgexpand.c: Update tree_pass descriptors.
21618 * tree-cfgcleanup.c: Update tree_pass descriptors.
21619 * cfgcleanup.c: Update tree_pass descriptors.
21620 * tree-ssa-pre.c: Update tree_pass descriptors.
21621 * tree-sra.c: Update tree_pass descriptors.
21622 * tree-mudflap.c: Update tree_pass descriptors.
21623 * tree-ssa-copy.c: Update tree_pass descriptors.
21624 * cfglayout.c: Update tree_pass descriptors.
21625 * tree-ssa-forwprop.c: Update tree_pass descriptors.
21626 * tree-ssa-dce.c: Update tree_pass descriptors.
21627 * tree-ssa.c: Update tree_pass descriptors.
21628 * regclass.c: Update tree_pass descriptors.
21629 * integrate.c: Update tree_pass descriptors.
21630 * tree-optimize.c: Update tree_pass descriptors.
21631 * tree-ssa-phiprop.c: Update tree_pass descriptors.
21632 * tree-object-size.c: Update tree_pass descriptors.
21633 * combine.c: Update tree_pass descriptors.
21634 * tree-outof-ssa.c: Update tree_pass descriptors.
21635 * bb-reorder.c: Update tree_pass descriptors.
21636 * stack-ptr-mod.c: Update tree_pass descriptors.
21637 * var-tracking.c: Update tree_pass descriptors.
21638 * tree-profile.c: Update tree_pass descriptors.
21639 * tree-vect-generic.c: Update tree_pass descriptors.
21640 * reg-stack.c: Update tree_pass descriptors.
21641 * sched-rgn.c: Update tree_pass descriptors.
21642 * tree-ssa-structalias.c: Update tree_pass descriptors.
21643 * tree-cfg.c: Update tree_pass descriptors.
21644 * passes.c (current_pass): Update declaration.
21645 (finish_optimization_passes): Update.
21646 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
21647 (register_one_dump_file, register_dump_files_1, next_pass_1):
21649 (init_optimization_passes): Update handling of new types.
21650 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
21651 * ipa-struct-reorg.c: Update tree_pass descriptors.
21652 * tree-ssa-reassoc.c: Update tree_pass descriptors.
21653 * combine-stack-adj.c: Update tree_pass descriptors.
21654 * cfgrtl.c: Update tree_pass descriptors.
21655 * dce.c: Update tree_pass descriptors.
21656 * tree-ssanames.c: Update tree_pass descriptors.
21658 2008-03-19 Richard Guenther <rguenther@suse.de>
21660 PR middle-end/35609
21661 * tree-ssa.c (walk_data): New structure.
21662 (warn_uninitialized_var): If not always_executed warn with "maybe"
21664 (execute_early_warn_uninitialized): Compute post-dominators.
21665 Initialize always_executed before processing each basic block.
21667 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
21670 * config/i386/i386.c (x86_this_parameter): Calculate correct location
21671 of "this" pointer when "regparm = N" or "fastcall" is in effect.
21673 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21675 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
21677 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
21679 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
21681 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
21682 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
21683 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
21684 target after ignore has been set, and move there also the commputation
21685 of subtarget and original_target.
21686 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
21687 (LANG_HOOKS_INITIALIZER): Remove it.
21688 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
21690 2008-03-18 Richard Guenther <rguenther@suse.de>
21692 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
21693 found an expression with constants, note that in the VN for the lhs.
21694 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
21695 fold them to constants if possible. Run cleanup_cfg if done so.
21696 (execute_pre): Return todo.
21697 (do_pre): Likewise.
21698 (execute_fre): Likewise.
21699 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
21701 (get_prop_source_stmt): Look through pointer conversions.
21703 2008-03-18 Jan Hubicka <jh@suse.cz>
21705 * tree-pretty-print.c: Include predict.h.
21706 (dump_generic_node): Dump predictor.
21707 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
21708 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
21709 * gimple-low.c (lower_stmt): Likewise.
21710 * expr.c (expand_expr_real): Likewise.
21711 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
21713 (build_predict_expr, build_predict_expr): New.
21714 * predict.h (predictor_name, build_predict_expr): Update.
21715 * c-typeck.c (c_finish_bc_stmt): Add prediction.
21716 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
21717 * predict.def (PRED_CONTINUE): Update hitrate.
21718 * tree.def (PREDICT_EXPR): Define.
21719 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
21720 do not handle BIND_EXPR.
21721 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
21722 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
21723 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
21726 2008-03-18 Michael Matz <matz@suse.de>
21728 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
21730 2008-03-18 Richard Guenther <rguenther@suse.de>
21732 * tree-gimple.h (is_gimple_invariant_address): Declare.
21733 (is_gimple_constant): Likewise.
21734 * tree-gimple.c (is_gimple_constant): New function.
21735 (is_gimple_invariant_address): Likewise.
21736 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
21737 and is_gimple_invariant_address.
21738 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
21740 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
21741 an addressable base.
21743 2008-03-18 Jakub Jelinek <jakub@redhat.com>
21745 PR middle-end/35611
21746 * gimplify.c (gimplify_expr): Gimplify second operand of
21749 2008-03-17 Richard Guenther <rguenther@suse.de>
21751 PR tree-optimization/19637
21752 * fold-const.c (fold_unary): Remove restrictions of removing
21753 intermediate pointer-conversions (P2)(P1)P0.
21754 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
21755 conversion to void pointer.
21756 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
21758 2008-03-16 James E. Wilson <wilson@tuliptree.org>
21761 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
21762 emulated thread local variables.
21764 2008-03-16 Richard Guenther <rguenther@suse.de>
21766 PR middle-end/35607
21767 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
21768 expand TREE_INVARIANT operations that are not gimple invariant.
21770 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
21772 * doc/extend.texi (Alignment): Say that the ABI controls
21773 the __alignof__ for non-strict-alignment targets rather
21774 than being a recommendation.
21776 2008-03-15 Paul Brook <paul@codesourcery.com>
21778 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
21780 (arm_output_fn_unwind): Mark functions that can not be unwound.
21782 2008-03-15 Paul Brook <paul@codesourcery.com>
21784 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
21785 extension instructions.
21787 2008-03-15 Richard Guenther <rguenther@suse.de>
21789 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
21790 and fold constant aggregate refs.
21791 (fold_const_aggregate_ref): Handle string constants
21792 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
21793 (evaluate_stmt): Simplify now that ccp_fold folds constant
21796 2008-03-15 Paul Brook <paul@codesourcery.com>
21798 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
21799 (extzv): Use gen_extzv_t2.
21800 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
21802 2008-03-15 Richard Guenther <rguenther@suse.de>
21804 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
21805 (fold_const_aggregate_ref): Likewise.
21806 (get_value): Return NULL if we don't have any values.
21807 (ccp_finalize): Set const_val to NULL after freeing it.
21808 * tree-flow.h (get_symbol_constant_value): Declare.
21809 (fold_const_aggregate_ref): Likewise.
21810 * tree-ssa-sccvn.c (try_to_simplify): Use them.
21812 2008-03-15 Richard Guenther <rguenther@suse.de>
21814 PR middle-end/35593
21815 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
21816 to not produce negative array indices if not allowed. Add
21817 parameter to indicate that.
21818 (maybe_fold_offset_to_component_ref): Allow negative array
21819 indices only for the first member of a structure.
21820 (maybe_fold_offset_to_reference): Allow negative array indices.
21821 (maybe_fold_stmt_addition): Likewise.
21823 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
21824 Anatoly Sokolov <aesok@post.ru>
21826 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
21827 (avr_arch): Add ARCH_AVR6.
21828 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
21829 (initial_elimination_offset): Initialize and use 'avr_pc_size'
21830 instead of fixed value 2.
21831 (print_operand_address): Use gs() asm specifier instead of pm().
21832 (avr_assemble_integer): (Ditto.).
21833 (avr_output_addr_vec_elt): (Ditto.).
21834 (print_operand): Handle "!" code.
21835 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
21836 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
21837 (AVR_HAVE_EIJMP_EICALL): Define.
21838 (AVR_3_BYTE_PC): Redefine.
21839 (AVR_2_BYTE_PC): (Ditto.).
21840 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
21841 (LINK_SPEC): Add atmega2560 and atmega2561.
21842 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
21844 * config/avr/avr.md (call_insn): Use eicall instead of icall
21845 for 3 byte PC devices.
21846 (call_value_insn): (Ditto.).
21847 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
21848 (indirect_jump): Use only for for 2 byte PC devices.
21849 (*tablejump): (Ditto.).
21850 (*indirect_jump_avr6): Add insn.
21851 (*tablejump_rjmp): Don't use for 3 byte PC devices.
21852 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
21853 instead of ijmp for 3 byte PC devices.
21854 (__tablejump2__): (Ditto.).
21855 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
21856 (MULITLIB_DIRNAMES): (Ditto.).
21857 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
21859 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
21861 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
21862 "sse2_umulsidi3". Use V1DI mode for operand 0.
21863 ("mmx_psadbw"): Use V1DI mode for operand 0.
21864 * config/i386/i386-modes.def (V1SI): New vector mode.
21865 * config/i386/i386.c (struct builtin_description)
21866 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
21867 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
21868 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
21869 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
21870 v1di_ftype_v8qi_v8qi type.
21871 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
21873 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
21874 __builtin_ia32_pmuludq]: Fix the mode of return value.
21876 2008-03-15 Richard Guenther <rguenther@suse.de>
21878 PR middle-end/35595
21879 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
21882 2008-03-14 Bob Wilson <bob.wilson@acm.org>
21884 * doc/invoke.texi (Option Summary, Xtensa Options): Document
21885 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
21886 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
21887 unless TARGET_SERIALIZE_VOLATILE is enabled.
21888 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
21889 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
21890 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
21892 2008-03-14 Richard Guenther <rguenther@suse.de>
21894 PR tree-optimization/34172
21895 * tree-flow.h (refs_may_alias_p): Declare.
21896 (get_single_def_stmt): Likewise.
21897 (get_single_def_stmt_from_phi): Likewise.
21898 (get_single_def_stmt_with_phi): Likewise.
21899 * tree-dfa.c (refs_may_alias_p): New function.
21900 (get_single_def_stmt): Likewise.
21901 (get_single_def_stmt_from_phi): Likewise.
21902 (get_single_def_stmt_with_phi): Likewise.
21903 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
21904 (vn_reference_lookup_1): New helper function.
21905 (vn_reference_lookup): Walk the virtual use-def chain to
21906 continue searching for a match if the def does not alias the
21907 reference we are looking for.
21909 2008-03-14 David Edelsohn <edelsohn@gnu.org>
21911 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
21912 archive and Perzl. Update The Written Word listing.
21914 2008-03-14 Richard Guenther <rguenther@suse.de>
21916 PR tree-optimization/34043
21917 PR tree-optimization/33989
21918 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
21920 (bitmap_find_leader): Use extra argument to verify dominance
21921 relationship inside a basic-block.
21922 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
21923 (find_leader_in_sets): Adjust.
21924 (create_component_ref_by_pieces): Take extra argument for
21925 dominance check, handle lookup failures.
21926 (find_or_generate_expression): Likewise.
21927 (create_expression_by_pieces): Likewise.
21928 (insert_into_preds_of_block): Adjust.
21929 (create_value_expr_from): If asked for, verify all operands
21930 are in the blocks AVAIL_OUT set.
21931 (make_values_for_stmt): Check for SSA_NAMEs that are life
21932 over an abnormal edge.
21933 (compute_avail): Remove such check.
21934 (do_SCCVN_insertion): New function.
21935 (eliminate): If we do not find a leader suitable for replacement
21936 insert a replacement expression from SCCVN if available.
21937 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
21938 (struct vn_ssa_aux): Add needs_insertion flag.
21939 * tree-ssa-sccvn.c (may_insert): New global flag.
21940 (copy_reference_ops_from_ref): Value-number union member access
21941 based on its size, not type and member if insertion is allowed.
21942 (visit_reference_op_load): For a weak match from union type
21943 punning lookup a view-converted value and insert a SSA_NAME
21944 for that value if that is not found.
21945 (visit_use): Make dumps shorter. Do not disallow value numbering
21946 SSA_NAMEs that are life over an abnormal edge to constants.
21947 (free_scc_vn): Release inserted SSA_NAMEs.
21948 (run_scc_vn): New flag to specify whether insertion is allowed.
21949 Process SSA_NAMEs in forward order.
21950 * tree-ssa-loop-im.c (for_each_index): Handle invariant
21951 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
21952 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
21953 pointer type to/from integral types that do not change the
21954 precision to regular conversions.
21956 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21958 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21959 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21960 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
21961 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
21962 input arguments and the mode of return value. Built-in functions
21963 that operate on whole 64-bit MMX register now use V1DI mode.
21965 2008-03-13 Alon Dayan <alond@il.ibm.com>
21966 Olga Golovanevsky <olga@il.ibm.com>
21968 PR tree-optimization/35041
21969 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
21970 to locate the right position in a statement.
21972 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21976 * config/i386/xmmintrin.h: Change all static inline functions to
21977 extern inline and add __gnu_inline__ attribute.
21978 * config/i386/bmintrin.h: Ditto.
21979 * config/i386/smmintrin.h: Ditto.
21980 * config/i386/tmmintrin.h: Ditto.
21981 * config/i386/mmintrin-common.h: Ditto.
21982 * config/i386/ammintrin.h: Ditto.
21983 * config/i386/emmintrin.h: Ditto.
21984 * config/i386/pmmintrin.h: Ditto.
21985 * config/i386/mmintrin.h: Ditto.
21986 * config/i386/mm3dnow.h: Ditto.
21988 2008-03-13 Jakub Jelinek <jakub@redhat.com>
21990 PR middle-end/35185
21991 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
21992 (lower_omp_2): New function.
21993 (lower_omp_1, lower_omp): Rewritten.
21995 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
21998 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
21999 with the phrase "Microsoft Windows compilers".
22000 (Push/Pop Macro Pragmas): New subsection. Document
22001 #pragma push_macro and pragma pop_macro.
22003 2008-03-12 Paul Brook <paul@codesourcery.com>
22005 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
22007 2008-03-12 Paul Brook <paul@codesourcery.com>
22009 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
22010 (thumb2_alusi3_short): Exclude PLUS and MINUS.
22011 (thumb2_addsi_shortim): Rename ...
22012 (thumb2_addsi_short): ... to this. Allow register operands.
22013 (thumb2_subsi_short): New pattern.
22014 (thumb2_one_cmplsi2_short,
22015 thumb2_negsi2_short): New patterns and peepholes.
22017 2008-03-12 Paul Brook <paul@codesourcery.com>
22019 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
22021 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
22023 * config/i386/i386.md (int_cond): New code iterator.
22025 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
22026 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
22027 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
22028 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
22029 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
22030 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
22031 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
22032 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
22034 2008-03-12 Paul Brook <paul@codesourcery.com>
22036 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
22037 instead of {arm,thumb}_compute_save_reg_mask.
22038 (output_return_instruction): Ditto.
22039 (thumb_unexpanded_epilogue): Ditto.
22040 (thumb1_expand_prologue): Ditto.
22041 (thumb1_output_function_prologue): Ditto.
22042 (arm_set_return_address): Ditto.
22043 (thumb_set_return_address): Ditto.
22044 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
22045 regs to achieve stack alignment.
22046 (thumb1_compute_save_reg_mask): Fix compiler warning.
22047 (arm_output_epilogue): Use offsets->saved_regs_mask.
22048 Adjust stack pointer by poping call clobered registers.
22049 (arm_expand_prologue): Use offsets->saved_regs_mask.
22050 Adjust stack pointer by pushing extra registers.
22051 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
22053 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
22056 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
22057 conversion to the operands of a multiplication.
22059 2008-03-12 Richard Guenther <rguenther@suse.de>
22061 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
22062 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
22063 * timevar.def (TV_TREE_PHIPROP): Add.
22064 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
22065 pass description. Use TV_TREE_PHIPROP.
22066 * tree-ssa-forwprop.c: Remove phiprop code.
22068 2008-03-12 Jakub Jelinek <jakub@redhat.com>
22070 PR middle-end/35549
22071 * omp-low.c (maybe_lookup_decl): Constify first argument.
22072 (use_pointer_for_field): Change last argument from bool to
22073 omp_context *. Disallow shared copy-in/out in nested
22074 parallel if decl is shared in outer parallel too.
22075 (build_outer_var_ref, scan_sharing_clauses,
22076 lower_rec_input_clauses, lower_copyprivate_clauses,
22077 lower_send_clauses, lower_send_shared_vars): Adjust callers.
22079 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
22080 Ira Rosen <irar@il.ibm.com>
22082 * tree-vectorizer.c (free_stmt_vec_info): New function.
22083 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
22084 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
22085 * tree-vectorizer.h (free_stmt_vec_info): Declare.
22086 * tree-vect-transform.c (vectorizable_conversion): Free
22087 vec_oprnds0 if it was allocated.
22088 (vect_permute_store_chain): Remove unused VECs.
22089 (vectorizable_store): Free VECs that are allocated in the..
22091 (vect_transform_strided_load, vectorizable_load): Likewise.
22092 (vect_remove_stores): Simplify the code.
22093 (vect_transform_loop): Move code to vect_remove_stores().
22094 Call vect_remove_stores() and free_stmt_vec_info().
22096 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22098 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
22099 TARGET_HPUX. Revise comment.
22100 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
22101 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
22102 Use sr4 variant of `be' instruction when not generating PIC code.
22103 (attr_length_call): Adjust for above change.
22105 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22107 * ipa-reference.c (static_execute): Remove module_statics_const and
22108 associated setting code.
22110 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22113 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
22114 predicate for operand 1.
22115 (paritysi2_cmp): Use register_operand predicate for operand 2.
22116 Use earlyclobber modifier for operand 1. Remove support for
22118 (paritydi2_cmp): Use register_operand predicate for operand 3.
22119 Use earlyclobber modifier for operand 1. Remove support for
22122 2008-03-11 Paul Brook <paul@codesourcery.com>
22123 Vladimir Prus <vladimir@codesourcery.com>
22125 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22126 (arm_compute_save_reg0_reg12_mask): Always
22127 check if register 11 must be saved. Always safe hard frame pointer
22128 when frame_pointer_needeed.
22129 (arm_compute_save_reg_mask): Save IP and PC
22130 only with apcs frames.
22131 (arm_output_epilogue): Adjust Thumb2 codepath to
22132 be also invoked and work for ARM non-apcs frames.
22133 (arm_expand_prologue): Don't bother saving IP
22134 for non-apcs frame, since it's not clobbered by
22135 prologue code. Implement non-apcs frame
22138 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22140 PR rtl-optimization/35281
22141 * expr.c (convert_move): Use a new pseudo for the intermediate
22142 from_mode->word_mode result.
22144 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22146 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
22147 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
22148 * toplev.c (compile_file): Don't call it.
22150 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22152 PR middle-end/35526
22153 * expr.c (store_expr): Call emit_block_move if the mode
22154 of "temp" RTX is BLKmode.
22156 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22157 Richard Guenther <rguenther@suse.de>
22159 PR tree-optimization/31358
22160 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22161 the step with a NULL_TREE.
22162 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22163 to sizetype if type is a pointer type.
22164 (add_candidate_1): Don't convert the base and step to
22165 the generic type if the orginal type is a pointer type.
22166 (add_iv_value_candidates): Use sizetype for the step
22167 if type is a pointer type.
22168 (cand_value_at): Likewise.
22169 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22171 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22172 Don't convert the tem affine to the type.
22173 (add_elt_to_tree): Use sizetype for the step if a pointer.
22174 Use POINTER_PLUS_EXPR for pointers.
22175 (aff_combination_to_tree): Use sizetype for the step if a
22178 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22180 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22181 Remove commutativity hint.
22183 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22187 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22188 errorneous type. Check that v is a VAR_DECL.
22190 PR middle-end/35099
22191 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22193 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22195 PR tree-optimization/35494
22196 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22197 may be overriden at link and run time.
22199 2008-03-10 Richard Guenther <rguenther@suse.de>
22201 PR tree-optimization/34677
22202 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22203 (poolify_tree): Likewise.
22204 (modify_expr_template): Likewise.
22205 (poolify_modify_stmt): Likewise.
22206 (insert_fake_stores): Handle all component-ref style stores
22207 in addition to INDIRECT_REF. Also handle complex types.
22208 Do not poolify the inserted load.
22209 (realify_fake_stores): Do not rebuild the tree but only
22210 make it a SSA_NAME copy.
22211 (init_pre): Remove initialzation of modify_expr_template.
22212 Do not allocate modify_expr_node_pool.
22213 (fini_pre): Do not free modify_expr_node_pool.
22215 2008-03-10 Paul Brook <paul@codesourcery.com>
22217 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22218 to avoid conflicts.
22220 2008-03-10 Paul Brook <paul@codesourcery.com>
22221 Mark Shinwell <shinwell@codesourcery.com>
22223 * config/arm/cortex-r4.md: New.
22224 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22226 * config/arm/arm.md: Include cortex-r4.md.
22227 (insn): Add smmls, sdiv and udiv values.
22228 (generic_sched): Don't use generic scheduling for Cortex-R4.
22229 (arm_issue_rate): New function.
22230 (TARGET_SCHED_ISSUE_RATE): Define.
22232 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22234 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22236 2008-03-10 Richard Guenther <rguenther@suse.de>
22238 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22239 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22241 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22243 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22244 Set default to true.
22246 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22248 * c.opt (Wsynth): Deprecate.
22249 * doc/invoke.texi (Option Summary, Warning Options): Document
22250 -Wno-format-contains-nul.
22252 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22255 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22256 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22258 2008-03-09 Ira Rosen <irar@il.ibm.com>
22260 * config/rs6000/rs6000.c (builtin_description): Rename vector
22261 left shift operations.
22262 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22263 (altivec_vsl<VI_char>): Rename to ...
22264 (ashl<mode>3): ... new name.
22265 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22267 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22269 2008-03-08 Richard Guenther <rguenther@suse.de>
22271 * coverage.h (tree_coverage_counter_addr): Declare.
22272 * coverage.c (tree_coverage_counter_addr): New function.
22273 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22274 before using again.
22275 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22276 (tree_gen_one_value_profiler): Likewise.
22277 (tree_gen_ic_profiler): Likewise.
22278 (tree_gen_average_profiler): Likewise.
22279 (tree_gen_ior_profiler): Likewise.
22281 2008-03-08 Richard Guenther <rguenther@suse.de>
22283 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22284 (vn_binary_op_insert): Likewise.
22285 (vn_unary_op_lookup): Likewise.
22286 (vn_unary_op_insert): Likewise.
22287 (vn_nary_op_lookup): Declare.
22288 (vn_nary_op_insert): Likewise.
22289 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22290 and binary hashes, use a single obstack for unary_op_pool
22291 and binary_op_pool.
22292 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22293 a single struct vn_nary_op_s. Store tree code length and
22294 a variable number of operands.
22295 (struct vn_reference_op_struct): Remove unused op2.
22296 (vn_reference_op_eq): Do not compare op2.
22297 (vn_reference_op_compute_hash): Do not compute hash of op2.
22298 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22299 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22300 with vn_nary_op_compute_hash.
22301 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22302 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22304 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22306 (visit_unary_op): Call nary functions.
22307 (visit_binary_op): Likewise.
22308 (process_scc): Adjust for struct vn_tables_s changes.
22309 (allocate_vn_table): Likewise.
22310 (free_vn_table): Likewise.
22311 * tree-vn.c (vn_add): Call nary functions.
22312 (vn_lookup): Likewise.
22314 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22317 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22318 wdst back after sync_compare_and_swapqhi_internal.
22320 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22323 * config/i386/i386-modes.def (V1DI): New vector mode.
22324 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22325 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22326 (MMXMODE248): Ditto.
22327 (MMXMODE): Add V1DI mode.
22328 (mmxvecsize): Change DI mode to V1DI mode.
22329 ("mov<mode>): Use MMXMODEI8 mode iterator.
22330 ("*mov<mode>_internal_rex64"): Ditto.
22331 ("*mov<mode>_internal"): Ditto.
22332 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22333 ("mmx_sub<mode>3"): Ditto.
22334 ("mmx_adddi3"): Remove insn pattern.
22335 ("mmx_subdi3"): Ditto.
22336 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22337 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22338 ("mmx_ashl<mode>3"): Ditto.
22339 ("mmx_lshrdi3"): Remove insn pattern.
22340 ("mmx_ashldi3"): Ditto.
22341 * config/i386/i386.c (classify_argument): Handle V1DImode.
22342 (function_arg_advance_32): Ditto.
22343 (function_arg_32): Ditto.
22344 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22345 mmx_addv1di3 insn pattern.
22346 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22347 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22348 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22349 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22350 Remove definitions of built-in functions.
22351 (V1DI_type_node): New node.
22352 (v1di_ftype_v1di_int): Ditto.
22353 (v1di_ftype_v1di_v1di): Ditto.
22354 (v2si_ftype_v2si_si): Ditto.
22355 (v4hi_ftype_v4hi_di): Remove node.
22356 (v2si_ftype_v2si_di): Ditto.
22357 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22358 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22359 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22360 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22361 Add new builtins using def_builtin_const.
22362 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22363 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22364 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22365 * config/i386/mmintrin.h (__v1di): New typedef.
22366 (_mm_add_si64): Cast arguments to __v1di type.
22367 (_mm_sub_si64): Ditto.
22368 (_mm_sll_pi16): Cast __count to __v4hi type.
22369 (_mm_sll_pi32): Cast __count to __v2si type.
22370 (_mm_sll_si64): Cast arguments to __v1di type.
22371 (_mm_srl_pi16): Cast __count to __v4hi type.
22372 (_mm_srl_pi32): Cast __count to __v2si type.
22373 (_mm_srl_si64): Cast arguments to __v1di type.
22374 (_mm_sra_pi16): Cast __count to __v4hi type.
22375 (_mm_sra_pi32): Cast __count to __v2si type.
22376 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22377 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22378 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22379 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22380 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22381 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22382 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22383 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22384 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22385 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22386 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22387 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22389 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22391 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22393 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22396 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22397 reg+const addressing for Altivec modes. Don't generate reg+reg
22398 addressing for TFmode or TDmode quantities.
22400 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22402 * c-common.c (vector_types_convertible_p): Call langhook
22403 instead of comptypes.
22405 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22408 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22409 integral and scalar float variables which have a
22412 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22414 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22415 dwarf_register_span hook when emitting unwind information for
22416 register-to-memory saves.
22417 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22418 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22420 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22422 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22423 for the same VAR_DECL.
22425 2008-03-06 Tom Tromey <tromey@redhat.com>
22427 * treelang: Delete.
22428 * doc/standards.texi (Standards): Don't mention treelang.
22429 * doc/invoke.texi (Overall Options): Don't mention treelang.
22430 * doc/install.texi (Prerequisites): Don't mention bison or
22432 (Configuration): Don't mention treelang.
22433 (Building): Likewise.
22434 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22436 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22438 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22439 word-extractions out of a multi-word object.
22441 2008-03-06 Richard Guenther <rguenther@suse.de>
22443 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22444 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22445 result type and precision.
22446 * expr.c (get_inner_reference): Set unsignedp based on the result
22447 type of BIT_FIELD_REF.
22448 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22449 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22450 (try_instantiate_multiple_fields): Likewise. Use the correct type
22452 (sra_build_assignment): Likewise.
22453 (sra_build_elt_assignment): Likewise.
22454 (sra_explode_bitfield_assignment): Likewise.
22455 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22456 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22457 set BIT_FIELD_REF_UNSIGNED.
22458 (vectorizable_load): Likewise.
22460 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22462 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22465 2008-03-06 Richard Guenther <rguenther@suse.de>
22467 * alias.c (struct alias_set_entry): Move has_zero_child field
22468 to pack with alias_set.
22470 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22472 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22475 2008-03-05 Ian Lance Taylor <iant@google.com>
22477 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22479 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22481 * fwprop.c (update_df): Support width and offset parameters of
22483 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22484 global_conflicts): 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-scan.c (df_ref_record, df_defs_record,
22488 df_ref_create_structure, df_def_record_1, df_uses_record,
22489 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22490 df_bb_refs_collect, df_entry_block_defs_collect,
22491 df_exit_block_uses_collect): Support new width and offset fields.
22492 (ref_extract_pool): New storage pool.
22493 (df_free_ref): New function.
22494 (df_reg_chain_unlink, df_free_collection_rec,
22495 df_sort_and_compress_refs): Call df_free_ref.
22496 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22498 (df_ref_create_structure): Allocate df_ref_extract if offset and
22499 width fields are used.
22500 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22501 (df_uses_record): Get offset and width from ZERO_EXTRACT
22503 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22504 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22505 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22506 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22507 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22508 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22509 (df_ref_extract): New structure.
22510 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22511 (df_ref_create): Add width and offset parameters.
22513 2008-03-05 Richard Guenther <rguenther@suse.de>
22515 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22516 Use ranges_overlap_p.
22517 (offset_overlaps_with_access): Rename
22518 to ranges_overlap_p and move ...
22519 * tree-flow-inline.h (ranges_overlap_p): ... here.
22521 * tree.h (get_inner_reference, handled_component_p): Update
22524 * tree.h (record_component_aliases, get_alias_set,
22525 alias_sets_conflict_p, alias_sets_must_conflict_p,
22526 objects_must_conflict_p): Move declarations ...
22527 * alias.h (record_component_aliases, get_alias_set,
22528 alias_sets_conflict_p, alias_sets_must_conflict_p,
22529 objects_must_conflict_p): ... here.
22530 Include coretypes.h.
22531 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22533 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22535 * cfg.c: Include tree-flow.h.
22536 (remove_edge_raw): Call redirect_edge_var_map_clear.
22537 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22538 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22539 (redirect_edge_var_map_result): New.
22540 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22541 PENDING_STMT use with redirect_edge_var_map_*.
22542 * tree-ssa.c (edge_var_maps): New definition.
22543 (redirect_edge_var_map_add): New.
22544 (redirect_edge_var_map_clear): New.
22545 (redirect_edge_var_map_dup): New.
22546 (redirect_edge_var_map_vector): New.
22547 (redirect_edge_var_map_destroy): New.
22548 (ssa_redirect_edge): Replace PENDING_STMT use with
22549 redirect_edge_var_map_*.
22550 (flush_pending_stmts): Same.
22551 (delete_tree_ssa): Destroy edge var map.
22552 * tree-flow.h (struct _edge_var_map): New.
22553 Define edge_var_map vector type.
22554 Declare redirect_edge_var_map_* prototypes.
22555 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22556 * tree-cfg.c (reinstall_phi_args): Replace
22557 PENDING_STMT use with redirect_edge_var_map_*.
22559 2008-03-05 Richard Guenther <rguenther@suse.de>
22561 PR tree-optimization/35472
22562 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22563 whose single use_stmt has a overlapping set of loaded and
22564 stored symbols as that use_stmt might be a noop assignment then.
22566 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22568 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22570 2008-03-05 Richard Guenther <rguenther@suse.de>
22573 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22574 should be constants.
22575 * tree-cfg.c (verify_expr): Verify it.
22576 * fold-const.c (fold_truthop): Remove code generating
22577 BIT_FIELD_REFs of structure bases.
22578 (fold_binary): Likewise.
22579 (fold_ternary): Position and size of BIT_FIELD_REFs are
22580 always host integers.
22581 (make_bit_field_ref): Remove.
22582 (optimize_bit_field_compare): Remove.
22583 (all_ones_mask_p): Remove.
22585 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
22588 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
22589 (split_block_and_df_analyze): New. Split basic block and rebuild
22591 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
22593 (split_pattern_seq): Likewise.
22594 (erase_matching_seqs): Likewise.
22595 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
22597 2008-03-04 Geoff Keating <geoffk@apple.com>
22599 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
22600 declaration and code.
22601 (tree_invalid_nonnegative_warnv_p): Likewise.
22603 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
22605 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22606 examples. Truncate option-names then causing overfull hbox.
22608 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22611 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
22613 * configure: Rebuilt.
22615 2008-03-04 Rafael EspÃ
\83Ândola <espindola@google.com>
22617 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
22618 (tree_unary_nonnegative_warnv_p): New.
22619 (tree_binary_nonnegative_warnv_p): New.
22620 (tree_single_nonnegative_warnv_p): New.
22621 (tree_invalid_nonnegative_warnv_p): New.
22622 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
22624 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22627 * opts.c (handle_option): Postpone 'unknown option' errors only for
22630 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
22633 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
22636 2008-03-04 Rafael EspÃ
\83Ândola <espindola@google.com>
22638 * fold-const.c (tree_unary_nonzero_warnv_p): New.
22639 (tree_binary_nonzero_warnv_p): New.
22640 (tree_single_nonzero_warnv_p): New.
22641 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
22643 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
22645 PR middle-end/35456
22646 * fold-const.c (fold_cond_expr_with_comparison): Prevent
22647 transformations for modes that have signed zeros.
22648 * ifcvt.c (noce_try_abs): Ditto.
22650 2008-03-04 Joseph Myers <joseph@codesourcery.com>
22652 * config/i386/i386.c (override_options): Force
22653 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
22655 2008-03-04 Jan Hubicka <jh@suse.cz>
22658 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
22661 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22663 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
22664 label to probe the stack.
22666 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22668 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
22669 (__gthr_win32_mutex_destroy): Declare.
22670 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
22671 __gthr_win32_mutex_destroy.
22672 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
22674 2008-03-03 Jan Hubicka <jh@suse.cz>
22677 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
22678 aggressive on inlining cold calls.
22680 2008-03-03 Richard Guenther <rguenther@suse.de>
22682 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
22683 struct copies into the expression table.
22684 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
22685 (try_to_simplify): Likewise.
22686 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
22687 integral and pointer arguments which do not change the
22688 precision to NOP_EXPRs.
22689 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
22690 VIEW_CONVERT_EXPR case.
22692 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
22694 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
22695 defined in a loop at depth 0 is invariant.
22696 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
22697 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
22698 be called at loop depth 0.
22700 2008-03-02 Jakub Jelinek <jakub@redhat.com>
22703 * gcc.c (process_command): Update copyright notice dates.
22704 * gcov.c (print_version): Likewise.
22705 * gcov-dump.c (print_version): Likewise.
22706 * mips-tfile.c (main): Likewise.
22707 * mips-tdump.c (main): Likewise.
22709 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22712 * c-common.c (flag_permissive): Delete.
22713 (constant_expression_warnings): Check flags first.
22714 (constant_expression_error): New.
22715 * c-common.h (flag_permissive): Delete.
22716 (constant_expression_error): Declare.
22717 * flags.h (flag_permissive): Declare. Update description.
22718 * diagnostic.c (pedwarn): Update.
22720 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
22721 (permissive_error_kind): New.
22722 * toplev.c (flag_permissive): Define. Update description.
22723 * toplev.h (permissive_error_kind): Declare.
22724 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
22725 (pedwarn_c90): Use pedantic_warning_kind.
22726 * c-opts.c (c_common_post_options): flag_permissive does not affect
22727 flag_pedantic_errors.
22729 2008-03-02 Joseph Myers <joseph@codesourcery.com>
22731 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
22732 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
22733 __absvsi2, __absvDI2): Use unsigned arithmetic.
22735 2008-03-02 Andi Kleen <ak@suse.de>
22736 Richard Guenther <rguenther@suse.de>
22738 * struct-equiv.c: Remove file.
22739 * cfg_cleanup.c (condjump_equiv_p): Remove.
22740 * Makefile.in (OBJS-common): Remove struct-equiv.o.
22741 (struct-equiv.o): Remove rule.
22742 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
22743 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
22744 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
22746 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22748 * ifcvt.c (noce_process_if_block): Try to handle only the then
22749 block if the else block exists but isn't suitable.
22751 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22754 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
22755 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
22756 regression from previous patch.
22758 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22761 * gthr.h: Add __gthread_mutex_destroy as a function that must be
22763 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
22764 * gthr-single.h (__gthread_mutex_destroy): Likewise.
22765 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
22766 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
22767 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
22768 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
22769 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
22770 (__gthread_mutex_destroy_function): Rename to
22771 __gthread_mutex_destroy.
22772 * gthr-dce.h (__gthread_mutex_destroy): Call
22773 pthread_mutex_destroy.
22774 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
22775 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
22776 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
22778 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22780 * df-scan.c (df_ref_chain_change_bb): Simplify.
22781 (df_insn_change_bb): Add new_bb argument. Simplify. Call
22782 set_block_for_insn if there's any change.
22783 * df.h ((df_insn_change_bb): Fix prototype.
22784 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
22785 df_insn_change_bb, don't call set_block_for_insn.
22786 * emit-rtl.c (reorder_insns): Likewise.
22787 * haifa-sched.c (move_insn): Likewise.
22789 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22791 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
22793 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22795 * tree-flow-inline.h (next_readonly_imm_use): Return
22796 NULL_USE_OPERAND_P after the end.
22798 2008-03-01 Richard Guenther <rguenther@suse.de>
22800 PR tree-optimization/35411
22801 * tree-sra.c (sra_build_assignment): Split conversion to
22802 final type to a separate statement if we are not assigning
22805 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22807 * fold-const.c (fold_convertible_p): Correct the logic to follow
22808 that in fold_convert().
22810 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
22813 * tree-inline.c (build_duplicate_type): When we make a
22814 duplicate type, make it unique in the canonical types system.
22816 2008-02-29 Tom Tromey <tromey@redhat.com>
22818 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
22819 input_file_stack_history, input_file_stack_restored): Remove.
22820 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22821 * input.h (struct file_stack): Remove.
22822 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22823 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
22825 * diagnostic.h (struct diagnostic_context) <last_module>: Change
22827 (diagnostic_last_module_changed): Add 'map' argument.
22828 (diagnostic_set_last_function): Likewise.
22829 * diagnostic.c (undiagnostic_report_current_module): Iterate using
22830 line map, not input_file_stack.
22831 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
22833 2008-02-29 Paul Brook <paul@codesourcery.com>
22835 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
22837 2008-02-29 Paul Brook <paul@codesourcery.com>
22839 * config/arm/ieee754-df.S (muldf3): Use RET macros.
22841 2008-02-29 Richard Guenther <rguenther@suse.de>
22843 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
22845 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
22846 value for comparing for a store match.
22847 (simplify_unary_expression): Do nothing for SSA_NAMEs.
22848 (try_to_simplify): Do not do a full-blown reference lookup.
22850 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22852 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
22853 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
22855 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
22857 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
22859 * tree-loop-linear.c (try_interchange_loops): Compare memory access
22860 strides against cache sizes.
22862 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22864 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
22867 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
22869 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
22870 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
22871 is smaller than the original promoted value.
22872 (simplify_subreg): If OP is a SUBREG, try to preserve its
22873 SUBREG_PROMOTED_VAR_P information.
22875 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
22877 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
22878 (VN_INFO_GET): Allocate new objects on the obstack.
22879 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
22880 for rpo_numbers_temp, for consistency.
22881 (free_scc_vn): Free the obstack.
22883 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
22885 * doc/invoke.texi: Document -ftree-loop-distribution.
22886 * tree-loop-distribution.c: New.
22887 * tree-pass.h (pass_loop_distribution): New.
22888 * graphds.h (struct graph): Add htab_t indices.
22889 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
22890 * tree-vectorizer.c (rename_variables_in_loop): Extern.
22891 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
22892 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
22893 * tree-data-ref.c (debug_data_dependence_relations): New.
22894 (dump_data_dependence_relation): Also print data references.
22895 (free_data_ref): Extern.
22896 (same_access_functions): Moved...
22897 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
22898 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22899 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
22900 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
22901 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
22902 (stmts_from_loop): Skip LABEL_EXPR.
22903 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
22905 (build_rdg): Initialize rdg->indices htab.
22906 (free_rdg, stores_from_loop, ref_base_address,
22907 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
22908 have_similar_memory_accesses_1, ref_base_address_1,
22909 remove_similar_memory_refs): New.
22910 * tree-data-ref.h: Depend on tree-chrec.h.
22911 (debug_data_dependence_relations, free_data_ref): Declared.
22912 (same_access_functions): ... here.
22913 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
22915 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
22916 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
22917 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
22918 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22919 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
22920 rdg_vertex_for_stmt): Declared.
22921 (struct rdg_edge): Add level.
22923 (free_rdg, stores_from_loop, remove_similar_memory_refs,
22924 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
22926 (rdg_has_similar_memory_accesses): New.
22927 * tree-vect-analyze.c: Remove unused static decls.
22928 * lambda.h (dependence_level): New.
22929 * common.opt (ftree-loop-distribution): New.
22930 * tree-flow.h (mark_virtual_ops_in_bb,
22931 slpeel_tree_duplicate_loop_to_edge_cfg,
22932 rename_variables_in_loop): Declared.
22933 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
22934 (OBJS-common): Add tree-loop-distribution.o.
22935 (tree-loop-distribution.o): New rule.
22936 * tree-cfg.c (mark_virtual_ops_in_bb): New.
22937 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
22938 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
22940 2008-02-28 Joseph Myers <joseph@codesourcery.com>
22943 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
22944 other than structures and unions.
22946 2008-02-28 Richard Guenther <rguenther@suse.de>
22949 2008-02-26 Richard Guenther <rguenther@suse.de>
22951 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22952 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22953 (lookup_decl_from_uid): Declare.
22954 (remove_decl_from_map): Likewise.
22955 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22956 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22957 (decl_for_uid_map): New global hashtable mapping DECL_UID
22959 (init_ttree): Allocate it.
22960 (insert_decl_to_uid_decl_map): New helper function.
22961 (make_node_stat): Insert new decls into the map.
22962 (copy_node_stat): Likewise.
22963 (lookup_decl_from_uid): New function.
22964 (remove_decl_from_map): Likewise.
22965 (print_decl_for_uid_map_statistics): New helper.
22966 (dump_tree_statistics): Call it.
22968 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22969 (referenced_var_iterator): Adjust.
22970 (FOR_EACH_REFERENCED_VAR): Adjust.
22971 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22972 (num_referenced_vars): Adjust.
22973 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22974 (first_referenced_var): Remove.
22975 (end_referenced_vars_p): Likewise.
22976 (next_referenced_var): Likewise.
22977 (referenced_var_iterator_set): New helper function.
22978 * tree-dfa.c (referenced_var_lookup): Adjust.
22979 (referenced_var_check_and_insert): Likewise.
22980 (remove_referenced_var): Likewise.
22981 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22982 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22983 (verify_call_clobbering): Likewise.
22984 (verify_memory_partitions): Likewise.
22985 (init_tree_ssa): Allocate bitmap instead of hashtable for
22987 (delete_tree_ssa): Adjust.
22988 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22989 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22990 (compute_tag_properties): Likewise.
22991 (set_initial_properties): Likewise.
22992 (find_partition_for): Likewise.
22993 (update_reference_counts): Likewise.
22994 (dump_may_aliases_for): Likewise.
22995 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22996 (add_call_clobber_ops): Likewise.
22997 (add_call_read_ops): Likewise.
22998 (get_asm_expr_operands): Likewise.
22999 * tree-into-ssa.c (dump_decl_set): Likewise.
23000 (update_ssa): Likewise.
23001 * tree-sra.c (scan_function): Likewise.
23002 (decide_instantiations): Likewise.
23003 (scalarize_parms): Likewise.
23004 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23005 (dsa_named_for): Likewise.
23006 * tree-ssa-structalias.c (update_alias_info): Likewise.
23007 (merge_smts_into): Likewise.
23009 2008-02-27 David Daney <ddaney@avtrex.com>
23012 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
23013 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
23014 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
23015 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
23016 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
23018 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
23021 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
23022 (BUILT_IN_NEXTTOWARD): Remove.
23023 (BUILT_IN_NEXTTOWARDF): Ditto.
23024 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
23025 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
23027 2008-02-27 Tom Tromey <tromey@redhat.com>
23029 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
23030 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
23032 2008-02-27 Jan Beulich <jbeulich@novell.com>
23034 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
23035 update the respective field on newdecl.
23037 2008-02-27 Revital Eres <eres@il.ibm.com>
23039 PR rtl-optimization/34999
23040 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
23041 crossing edges that ends with a call insn.
23042 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
23043 call insn and clear the EDGE_CROSSING flag of the crossing edge
23044 when fixing fallthru edges.
23046 2008-02-27 Richard Guenther <rguenther@suse.de>
23048 PR middle-end/35390
23049 * fold-const.c (fold_unary): Return the correct argument,
23050 converted to the result type.
23052 2008-02-27 Richard Guenther <rguenther@suse.de>
23054 PR middle-end/34971
23055 * expr.c (expand_expr_real_1): Assert on rotates that operate
23057 * fold-const.c (fold_binary): Use the types precision, not the
23058 bitsize of the mode if folding rotate expressions. Build rotates
23059 only for full modes.
23061 2008-02-27 Jakub Jelinek <jakub@redhat.com>
23063 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
23064 and CPP_PRAGMA_EOL.
23065 * c-pragma.c (pragma_ns_name): New typedef.
23066 (registered_pp_pragmas): New variable.
23067 (c_pp_lookup_pragma): New function.
23068 (c_register_pragma_1): If flag_preprocess_only, do nothing
23069 for non-expanded pragmas, for expanded ones push pragma's
23070 namespace and name into registered_pp_pragmas vector.
23071 (c_invoke_pragma_handler): Register OpenMP pragmas even when
23072 flag_preprocess_only, don't register GCC pch_preprocess
23073 pragma if flag_preprocess_only.
23074 * c-opts.c (c_common_init): Call init_pragma even if
23075 flag_preprocess_only.
23076 * c-pragma.c (c_pp_lookup_pragma): New prototype.
23077 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
23078 cpp_register_pragma if flag_preprocess_only.
23080 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23083 * c-parser.c (c_parser_translation_unit): Warn for empty
23084 translation unit, not empty source file.
23086 2008-02-26 Paul Brook <paul@codesourcery.com>
23088 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
23089 operand for Thumb-2.
23090 * config/arm/arm.h (reg_class): Add CORE_REGS.
23091 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
23092 (BASE_REG_CLASS): Use CORE_REGS.
23093 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
23094 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
23095 (REGNO_OK_FOR_INDEX_P): Exclude SP.
23096 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
23097 ARM_REGNO_OK_FOR_INDEX_P.
23098 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
23099 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
23100 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
23101 (ldm/stm peepholes): Ditto.
23102 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
23103 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
23104 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
23105 * config/arm/constraints.md: Enable "k" constraint on ARM.
23107 2008-02-27 Ben Elliston <bje@au.ibm.com>
23109 * config/rs6000/rs6000.c: Annotate cache line size field in all
23110 instances of struct processor_costs.
23112 2008-02-26 David Edelsohn <edelsohn@gnu.org>
23114 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
23115 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
23116 jump_bypass): New counters.
23117 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
23118 * dce.c (gate_ud_dce): Same.
23119 (gate_fast_dce): Same.
23120 * dse.c (gate_dse1): New function.
23121 (gate_dse2): New function.
23122 (gate_dse): Merge results of new gate functions.
23123 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
23124 (gate_handle_jump_bypass): Add dbg_cnt.
23125 (gate_handle_gcse): Add dbg_cnt.
23126 * ifcvt.c (gate_handle_if_conversion): Same.
23127 (gate_handle_if_after_combine): Same.
23128 (gate_handle_if_after_reload): Same.
23129 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
23131 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
23133 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
23135 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
23137 2008-02-26 Jason Merrill <jason@redhat.com>
23140 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
23141 alone if it's the naming decl for the type's main variant.
23143 2008-02-26 Tom Tromey <tromey@redhat.com>
23145 * system.h (USE_MAPPED_LOCATION): Poison.
23146 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
23147 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
23148 (make_goto_expr_edges): Likewise.
23149 (remove_bb): Likewise.
23150 (execute_warn_function_return): Likewise.
23151 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23153 * c-common.c (fname_decl): Remove old location code.
23154 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23156 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23158 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23159 (gen_rtx_ASM_INPUT): Likewise.
23160 (gen_rtx_ASM_INPUT_loc): Likewise.
23161 (get_rtx_asm_OPERANDS): Remove.
23162 * cfglayout.c (insn_locators_alloc): Remove old location code.
23163 (set_curr_insn_source_location): Likewise.
23164 (curr_insn_locator): Likewise.
23165 * print-tree.c (print_node): Remove old location code.
23166 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23167 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23168 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23169 location_from_locus.
23170 (construct_exit_block): Remove old location code.
23171 * emit-rtl.c (force_next_line_note): Remove old location code.
23172 * profile.c (branch_prob): Remove old location code.
23173 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23174 LOC_LINE): Remove old-location variants.
23175 * langhooks.c (lhd_print_error_function): Remove old location
23177 * configure, config.in: Rebuilt.
23178 * configure.ac (--enable-mapped-location): Remove.
23179 * c-decl.c (c_init_decl_processing): Remove old location code.
23180 (finish_function): Likewise.
23181 * recog.c (decode_asm_operands): Remove old location code.
23182 * c-pch.c (c_common_read_pch): Remove old location code.
23183 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23185 * gimple-low.c (lower_function_body): Remove old location code.
23186 * toplev.c (unknown_location): Remove.
23187 (push_srcloc): Remove old-location variant.
23188 (process_options): Remove old location code.
23189 (lang_dependent_init): Likewise.
23190 * input.h (UNKNOWN_LOCATION): Move definition.
23191 (location_t): Undeprecate.
23192 (source_locus): Remove.
23193 (location_from_locus): Remove.
23194 (struct location_s): Remove.
23195 Remove all old-location code.
23196 (input_line, input_filename): Remove.
23197 * final.c (final_scan_insn): Remove old location code.
23198 * diagnostic.c (diagnostic_build_prefix): Remove
23199 USE_MAPPED_LOCATION test.
23200 * tree.h (gimple_stmt) <locus>: Now a location_t.
23201 (tree_exp) <locus>: Likewise.
23202 (DECL_IS_BUILTIN): Remove old-location variant.
23203 (annotate_with_file_line, annotate_with_locus): Likewise.
23204 (expr_locus, set_expr_locus): Update.
23205 * tree.c (build1_stat): Remove old location code.
23206 (last_annotated_node): Remove.
23207 (annotate_with_file_line): Remove old-location variant.
23208 (annotate_with_locus): Likewise.
23209 (expr_location): Remove old location code.
23210 (set_expr_location): Likewise.
23211 (expr_has_location): Likewise.
23212 (expr_locus): Likewise.
23213 (set_expr_locus): Likewise.
23214 (expr_filename): Don't use location_from_locus.
23215 (expr_lineno): Likewise.
23216 * rtl-error.c (location_for_asm): Remove old location code.
23217 * c-lex.c (cb_line_change): Remove old location code.
23218 (fe_file_change): Likewise.
23219 (cb_def_pragma): Likewise.
23220 (c_lex_with_flags): Likewise.
23221 * gengtype.c (do_typedef): Don't special-case location types.
23222 (define_location_structures): Remove.
23223 (main): Don't call define_location_structures.
23224 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23227 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23230 * builtins.def (BUILT_IN_STDARG_START): Remove.
23231 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23232 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23233 * tree-inline.c (inline_forbidden_p_1): Likewise.
23235 2008-02-26 Richard Guenther <rguenther@suse.de>
23237 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23238 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23239 (lookup_decl_from_uid): Declare.
23240 (remove_decl_from_map): Likewise.
23241 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23242 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23243 (decl_for_uid_map): New global hashtable mapping DECL_UID
23245 (init_ttree): Allocate it.
23246 (insert_decl_to_uid_decl_map): New helper function.
23247 (make_node_stat): Insert new decls into the map.
23248 (copy_node_stat): Likewise.
23249 (lookup_decl_from_uid): New function.
23250 (remove_decl_from_map): Likewise.
23251 (print_decl_for_uid_map_statistics): New helper.
23252 (dump_tree_statistics): Call it.
23254 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23255 (referenced_var_iterator): Adjust.
23256 (FOR_EACH_REFERENCED_VAR): Adjust.
23257 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23258 (num_referenced_vars): Adjust.
23259 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23260 (first_referenced_var): Remove.
23261 (end_referenced_vars_p): Likewise.
23262 (next_referenced_var): Likewise.
23263 (referenced_var_iterator_set): New helper function.
23264 * tree-dfa.c (referenced_var_lookup): Adjust.
23265 (referenced_var_check_and_insert): Likewise.
23266 (remove_referenced_var): Likewise.
23267 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23268 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23269 (verify_call_clobbering): Likewise.
23270 (verify_memory_partitions): Likewise.
23271 (init_tree_ssa): Allocate bitmap instead of hashtable for
23273 (delete_tree_ssa): Adjust.
23274 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23275 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23276 (compute_tag_properties): Likewise.
23277 (set_initial_properties): Likewise.
23278 (find_partition_for): Likewise.
23279 (update_reference_counts): Likewise.
23280 (dump_may_aliases_for): Likewise.
23281 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23282 (add_call_clobber_ops): Likewise.
23283 (add_call_read_ops): Likewise.
23284 (get_asm_expr_operands): Likewise.
23285 * tree-into-ssa.c (dump_decl_set): Likewise.
23286 (update_ssa): Likewise.
23287 * tree-sra.c (scan_function): Likewise.
23288 (decide_instantiations): Likewise.
23289 (scalarize_parms): Likewise.
23290 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23291 (dsa_named_for): Likewise.
23292 * tree-ssa-structalias.c (update_alias_info): Likewise.
23293 (merge_smts_into): Likewise.
23295 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23298 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23299 * c-opts.c (c_common_handle_option): Wall enables
23300 Wvolatile-register-var.
23301 * common.opt: Move Wvolatile-register-var to...
23304 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23306 * common.opt (Wlarger-than=): New.
23307 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23309 * opts.c (common_handle_option): Handle -Wlarger-than=.
23310 * optc-gen.awk: Likewise.
23311 * opth-gen.awk: Likewise.
23312 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23313 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23315 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23317 * c-common.c (match_case_to_enum_1): Add appropriate
23318 OPT_W* parameter to warning.
23319 (c_do_switch_warnings): Likewise.
23320 * c-typeck.c (warning_init): Add one more parameter following
23321 'warning' function.
23322 (push_init_level): Update call to warning_init.
23323 (pop_init_level): Likewise.
23324 (add_pending_init): Likewise.
23325 (output_init_element: Likewise.
23327 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23330 * toplev.c (toplev_main): If there are warnings or error, print
23331 errors for ignored options.
23332 * opts.c (ignored_options): New static variable.
23333 (postpone_unknown_option_error): New.
23334 (print_ignored_options): New.
23335 (handle_option): Postpone errors for unknown -Wno-* options.
23336 * opts.h (print_ignored_options): Declare.
23338 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23340 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23343 2008-02-25 Richard Guenther <rguenther@suse.de>
23346 2008-02-25 Richard Guenther <rguenther@suse.de>
23348 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23349 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23350 (lookup_decl_from_uid): Declare.
23351 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23352 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23353 (decl_for_uid_map): New global hashtable mapping DECL_UID
23355 (init_ttree): Allocate it.
23356 (insert_decl_to_uid_decl_map): New helper function.
23357 (make_node_stat): Insert new decls into the map.
23358 (copy_node_stat): Likewise.
23359 (lookup_decl_from_uid): New function.
23360 (print_decl_for_uid_map_statistics): New helper.
23361 (dump_tree_statistics): Call it.
23363 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23364 (referenced_var_iterator): Adjust.
23365 (FOR_EACH_REFERENCED_VAR): Adjust.
23366 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23367 (num_referenced_vars): Adjust.
23368 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23369 (first_referenced_var): Remove.
23370 (end_referenced_vars_p): Likewise.
23371 (next_referenced_var): Likewise.
23372 (referenced_var_iterator_set): New helper function.
23373 * tree-dfa.c (referenced_var_lookup): Adjust.
23374 (referenced_var_check_and_insert): Likewise.
23375 (remove_referenced_var): Likewise.
23376 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23377 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23378 (verify_call_clobbering): Likewise.
23379 (verify_memory_partitions): Likewise.
23380 (init_tree_ssa): Allocate bitmap instead of hashtable for
23382 (delete_tree_ssa): Adjust.
23383 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23384 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23385 (compute_tag_properties): Likewise.
23386 (set_initial_properties): Likewise.
23387 (find_partition_for): Likewise.
23388 (update_reference_counts): Likewise.
23389 (dump_may_aliases_for): Likewise.
23390 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23391 (add_call_clobber_ops): Likewise.
23392 (add_call_read_ops): Likewise.
23393 (get_asm_expr_operands): Likewise.
23394 * tree-into-ssa.c (dump_decl_set): Likewise.
23395 (update_ssa): Likewise.
23396 * tree-sra.c (scan_function): Likewise.
23397 (decide_instantiations): Likewise.
23398 (scalarize_parms): Likewise.
23399 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23400 (dsa_named_for): Likewise.
23401 * tree-ssa-structalias.c (update_alias_info): Likewise.
23402 (merge_smts_into): Likewise.
23404 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23407 * doc/invoke.texi (-fcx-limited-range): Document new option.
23408 * toplev.c (process_options): Handle -fcx-fortran-rules.
23409 * common.opt: Add documentation for -fcx-fortran-rules.
23411 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23414 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23415 actual behaviour and C99.
23417 2008-02-26 Ben Elliston <bje@au.ibm.com>
23419 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23420 (ASM_CPU_POWER6_SPEC): Likewise.
23421 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23422 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23423 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23425 2008-02-25 Richard Guenther <rguenther@suse.de>
23427 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23428 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23429 (lookup_decl_from_uid): Declare.
23430 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23431 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23432 (decl_for_uid_map): New global hashtable mapping DECL_UID
23434 (init_ttree): Allocate it.
23435 (insert_decl_to_uid_decl_map): New helper function.
23436 (make_node_stat): Insert new decls into the map.
23437 (copy_node_stat): Likewise.
23438 (lookup_decl_from_uid): New function.
23439 (print_decl_for_uid_map_statistics): New helper.
23440 (dump_tree_statistics): Call it.
23442 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23443 (referenced_var_iterator): Adjust.
23444 (FOR_EACH_REFERENCED_VAR): Adjust.
23445 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23446 (num_referenced_vars): Adjust.
23447 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23448 (first_referenced_var): Remove.
23449 (end_referenced_vars_p): Likewise.
23450 (next_referenced_var): Likewise.
23451 (referenced_var_iterator_set): New helper function.
23452 * tree-dfa.c (referenced_var_lookup): Adjust.
23453 (referenced_var_check_and_insert): Likewise.
23454 (remove_referenced_var): Likewise.
23455 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23456 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23457 (verify_call_clobbering): Likewise.
23458 (verify_memory_partitions): Likewise.
23459 (init_tree_ssa): Allocate bitmap instead of hashtable for
23461 (delete_tree_ssa): Adjust.
23462 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23463 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23464 (compute_tag_properties): Likewise.
23465 (set_initial_properties): Likewise.
23466 (find_partition_for): Likewise.
23467 (update_reference_counts): Likewise.
23468 (dump_may_aliases_for): Likewise.
23469 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23470 (add_call_clobber_ops): Likewise.
23471 (add_call_read_ops): Likewise.
23472 (get_asm_expr_operands): Likewise.
23473 * tree-into-ssa.c (dump_decl_set): Likewise.
23474 (update_ssa): Likewise.
23475 * tree-sra.c (scan_function): Likewise.
23476 (decide_instantiations): Likewise.
23477 (scalarize_parms): Likewise.
23478 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23479 (dsa_named_for): Likewise.
23480 * tree-ssa-structalias.c (update_alias_info): Likewise.
23481 (merge_smts_into): Likewise.
23483 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23486 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23487 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23488 * alias.h (nonoverlapping_memrefs_p): Likewise.
23490 2008-02-25 Jan Beulich <jbeulich@novell.com>
23492 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23493 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23494 __emultls_get_address, __emultls_register_common,
23495 __floatundi?f, and _Unwind_GetIPInfo.
23496 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23497 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23498 (gen_regparm_prefix): Likewise.
23499 (i386_nlm_encode_section_info): Sync with
23500 config/i386/winnt.c:i386_pe_encode_section_info().
23501 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23502 i386_nlm_mangle_decl_assembler_name): New.
23503 (netware_override_options): New.
23504 * config/i386/netware.h (netware_override_options): Declare.
23505 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23506 (i386_nlm_mangle_decl_assembler_name): Declare.
23507 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23509 2008-02-25 Ben Elliston <bje@au.ibm.com>
23512 * c-decl.c (grokdeclarator): Remove unused local variables
23513 `typedef_type' and `type_as_written'.
23515 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23516 unused local variable `has_hot_blocks'.
23517 (fix_crossing_conditional_branches): Remove unused local variable
23520 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23522 PR middle-end/19984
23523 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23524 using DEF_C99_BUILTIN.
23525 (BUILT_IN_NANF): Ditto.
23526 (BUILT_IN_NANL): Ditto.
23528 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23529 Revital Eres <eres@il.ibm.com>
23531 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23532 regarding the order of two dependent insns in the same row.
23534 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23536 * stor-layout.c (layout_decl): Do not bump the alignment of a
23537 bit-field to more than byte alignment if it is packed.
23539 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23541 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23544 2008-02-24 Diego Novillo <dnovillo@google.com>
23546 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23549 * tree-vrp.c (vrp_evaluate_conditional): With
23550 -Wtype-limits, emit a warning when comparing against a
23551 constant outside the natural range of OP0's type.
23552 * c.opt (Wtype-limits): Move ...
23553 * common.opt (Wtype-limits): ... here.
23555 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23557 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23558 * config/rs6000/e300c2c3.md: New file.
23559 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23561 (rs6000_override_options): Add e300c2 and e300c3 cases to
23562 processor_target_table. Do not allow usage of Altivec or Spe
23563 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23564 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23565 * config/rs6000/rs6000.h (processor_type): Add
23566 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23567 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23568 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23569 and ppce300c3. Include e300c2c3.md.
23571 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23573 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23574 instead of TARGET_STRICT_ALIGN.
23576 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23578 * explow.c (memory_address): Assert that the generated address is
23581 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23584 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
23585 * config/darwin-ppc-ldouble-patch.def: New file.
23586 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
23587 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
23588 SUBTARGET_INIT_BUILTINS if defined.
23589 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
23592 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23595 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
23596 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
23598 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23601 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
23602 file" warning condtional on -Winvalid-PCH.
23604 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
23606 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
23608 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
23612 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
23613 prevent reload from using MMX registers.
23614 (*mov<mode>_internal): Ditto.
23615 (*movv2sf_internal_rex64): Ditto.
23616 (*movv2sf_internal): Ditto.
23618 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23620 PR documentation/31569
23621 * doc/install.texi2html: Use makeinfo --no-number-sections.
23623 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23625 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
23626 ensure that we can address an entire entity > 8 bytes. Don't
23627 generate reg+reg addressing for such data.
23629 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23631 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
23632 strings when optimizing for size, unless the target cares about
23635 2008-02-22 Tom Tromey <tromey@redhat.com>
23637 * regclass.c (current_pass): Remove declaration.
23639 2008-02-22 Anatoly Sokolov <aesok@post.ru>
23641 * config/avr/libgcc.S (__RAMPZ__): Define.
23642 (__do_copy_data): Add for devices with 128KB code memory.
23644 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23646 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23648 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
23650 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
23652 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
23655 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23658 * c-typeck.c (build_binary_op): Warn about floating point
23659 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
23661 2008-02-21 Janis Johnson <janis187@us.ibm.com>
23664 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
23665 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
23667 (rs6000_override_options): Set altivec_abi as default, not override,
23668 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
23669 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
23670 is used; use new member spe_abi.
23671 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
23672 spe_abi and altivec_abi.
23674 2008-02-22 Tomas Bily <tbily@suse.cz>
23676 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
23678 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23681 * config.build (build_file_translate): Set to `CMD //c' only if
23683 * Makefile.in (build_file_translate): Improve comment.
23685 2008-02-21 Jan Hubicka <jh@suse.cz>
23687 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
23688 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
23689 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
23691 2008-02-21 Michael Matz <matz@suse.de>
23694 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
23696 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
23698 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
23699 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
23700 as insn constraint.
23701 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
23702 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
23703 SSE_VEC_FLOAT_MODE_P as insn constraint.
23704 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
23705 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
23706 sse4a_movntdf using MODEF mode iterator.
23707 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
23708 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
23709 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
23710 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
23711 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
23712 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
23713 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
23715 2008-02-21 Richard Guenther <rguenther@suse.de>
23717 * tree.def (PAREN_EXPR): New tree code.
23718 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
23720 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
23721 * expr.c (expand_expr_real_1): Likewise.
23722 * tree-inline.c (estimate_num_insns_1): Likewise.
23723 * tree-complex.c (expand_complex_move): Likewise.
23724 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
23727 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23730 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
23732 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23735 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
23737 * config/sh/sh.c (find_barrier): Don't go past
23738 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
23740 2008-02-20 DJ Delorie <dj@redhat.com>
23742 * config/h8300/h8300.md (insv): Force source operand to be a register.
23744 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
23745 as a jump, not as a plain insn.
23747 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
23749 * doc/invoke.texi (Warning Options): Add new option
23750 -Wframe-larger-than=.
23751 (-Wframe-larger-than): Document.
23753 * flags.h (warn_frame_larger_than, frame_larger_than_size):
23754 Add declarations for new option variables.
23756 * final.c (final_start_function): Check the frame size
23757 before emission and issue a Wframe-larger-than warning.
23759 * opts.c (warn_frame_larger_than, frame_larger_than_size):
23760 Add definitions for new option variables.
23761 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
23763 * common.opt (Wframe-larger-than=): New option.
23765 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23767 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
23768 (<sse>_div<mode>3): Ditto.
23769 (<sse>_vmdiv<mode>3): Ditto.
23770 (<sse>_vmsqrt<mode>2): Ditto.
23771 (*smax<mode>3): Ditto.
23772 (sse5_frcz<mode>2): Ditto.
23773 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
23774 as insn constraint.
23776 2008-02-20 Richard Guenther <rguenther@suse.de>
23778 PR middle-end/35265
23779 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
23780 be happy with INTEGRAL_TYPE_P.
23782 2008-02-20 Richard Guenther <rguenther@suse.de>
23784 * fold-const.c (split_tree): Associate floatig-point expressions
23785 if flag_associative_math is set.
23787 2008-02-20 Richard Guenther <rguenther@suse.de>
23789 * tree.h (fold_real_zero_addition_p): Declare.
23790 * fold-const.c (fold_real_zero_addition_p): Export.
23791 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
23792 floating-point operations with zero and one.
23794 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
23796 * doc/install.texi: Correct references to CFLAGS, replacing them
23797 with BOOT_CFLAGS. Document flags used during bootstrap for
23800 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23802 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
23803 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
23804 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
23806 (smin<mode>3): Ditto from similar patterns.
23807 (smax<mode>3): Ditto.
23808 (*ieee_smin<mode>3): Ditto.
23809 (*ieee_smax<mode>3): Ditto.
23810 * config/i386/sse.md (sse): New mode attribute.
23811 (mov<mode>): Macroize expander from movv4sf and movv2df using
23812 SSEMODEF2P mode iterator.
23813 (<sse>_movnt<mode>): Ditto from similar patterns. Use
23814 SSE_VEC_FLOAT_MODE_P as insn constraint.
23815 (storent<mode>): Ditto.
23816 (storent<mode>): Macroize expander from storentsf and storentdf using
23817 MODEF mode iterator.
23818 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
23819 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
23820 (abs<mode>2): Ditto from similar patterns.
23821 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
23822 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
23823 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
23824 (<sse>_vmsqrt<mode>2): Ditto.
23825 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
23826 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
23827 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
23828 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
23829 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
23830 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
23831 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
23833 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
23834 iterator and SSE_FLOAT_MODE_P as insn constraint.
23835 (<sse>_ucomi): Ditto from similar patterns.
23836 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
23837 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
23838 SSE_VEC_FLOAT_MODE_P as insn constraint.
23839 (vcond<mode>): Ditto from similar patterns.
23840 (and<mode>3, *and<mode>3): Ditto.
23841 (<sse>_nand<mode>3): Ditto.
23842 (ior<mode>3, *ior<mode>3): Ditto.
23843 (xor<mode>3, *xor<mode>3): Ditto.
23844 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
23845 iterator and SSE_FLOAT_MODE_P as insn constraint.
23846 (*nand<mode>3): Ditto from similar patterns.
23847 (*ior<mode>3): Ditto.
23848 (*xor<mode>3): Ditto.
23850 2008-02-20 Ira Rosen <irar@il.ibm.com>
23852 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
23853 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
23854 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
23856 2008-02-19 Jan Hubicka <jh@suse.cz>
23858 * predict.c (tree_bb_level_predictions): Remove variable next
23859 mistakely introduced by previous commit.
23861 2008-02-19 Jan Hubicka <jh@suse.cz>
23863 * predict.c (predict_paths_leading_to): Rewrite.
23864 (predict_paths_for_bb): New.
23865 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
23867 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23870 * Makefile.in (build_file_translate): New.
23871 (gcc-vers.texi): Use it for translating $(abs_srcdir).
23872 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
23873 * configure.ac (build_file_translate): Substitute it.
23874 * configure: Regenerate.
23876 2008-02-19 Jan Hubicka <jh@suse.cz>
23878 PR rtl-optimization/34408
23879 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
23882 2008-02-19 Jan Hubicka <jh@suse.cz>
23884 PR middle-end/28779
23885 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
23888 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
23891 * config/i386/i386-modes.def: Revert the last DI alignment
23892 change until Ada people can look into it.
23894 2008-02-19 Nick Clifton <nickc@redhat.com>
23896 * opts.c (print_specific_help): Fix typo in --help text.
23898 2008-02-19 Jakub Jelinek <jakub@redhat.com>
23901 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
23902 32-bit inline asm without asm alternatives for host GCC < 3.0.
23904 2008-02-19 Richard Guenther <rguenther@suse.de>
23906 PR tree-optimization/34989
23907 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
23908 Allow propagation to INDIRECT_REF if we can simplify only.
23910 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23912 * c-common.c (warn_for_collisions_1): Use appropriate option when
23915 2008-02-19 Nick Clifton <nickc@redhat.com>
23918 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
23919 (handle_options): Fix indentation.
23920 (print_filtered_help): If no language-specific options were
23921 displayed tell the user how to list all the options supported by
23922 the language's front-end.
23923 (print_specific_help): Fix indentation and remove duplicate line.
23924 (common_handle_option): Handle the -v option.
23925 For --help enable the display of undocumented options if the -v
23926 switch has been included on the command line.
23927 For --help= check for overlaps in the arguments between the option
23928 classes and the language names and issue a warning when they
23929 cannot be disambiguated.
23930 * c.opt (v): Pass on to the common option handler.
23932 2008-02-19 Revital Eres <eres@il.ibm.com>
23934 * modulo-sched.c (sms_schedule): Change dump message when
23935 create_ddg function fails.
23936 (try_scheduling_node_in_cycle): Rename row to cycle.
23937 (print_partial_schedule): Rename CYCLE to ROW.
23939 2008-02-19 Christian Bruel <christian.bruel@st.com>
23940 Zdenek Dvorak <ook@ucw.cz>
23942 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
23944 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23947 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
23948 (*x86_movdicc_0_m1_se): Ditto.
23950 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23952 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
23953 (CMPtype): Define as __gcc_CMPtype.
23954 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
23955 (CMPtype): Define as __gcc_CMPtype.
23957 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
23959 Support valgrind 3.3 for --enable-checking=valgrind.
23960 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
23962 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
23963 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
23964 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
23965 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
23966 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
23967 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
23968 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
23970 * ggc-zone.c: Similar.
23971 * ggc-page.c: Similar.
23973 2008-02-19 Paul Brook <paul@codesourcery.com>
23976 * config/arm/ieee754-df.S: Fix do_it typo.
23977 * config/arm/ieee754-sf.S: Fix do_it typo.
23979 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23982 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
23983 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
23984 (OPTION_MASK_ISA_SSE_SET): Likewise.
23985 (OPTION_MASK_ISA_SSE2_SET): Likewise.
23986 (OPTION_MASK_ISA_SSE3_SET): Likewise.
23987 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
23988 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
23989 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
23990 (OPTION_MASK_ISA_SSE4_SET): Likewise.
23991 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
23992 (OPTION_MASK_ISA_SSE5_SET): Likewise.
23993 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
23994 (OPTION_MASK_ISA_MMX_UNSET): Updated.
23995 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
23996 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
23997 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
23998 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
23999 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
24000 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
24001 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
24002 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
24003 (OPTION_MASK_ISA_SSE4): Removed.
24004 (ix86_handle_option): Turn on bits in ix86_isa_flags and
24005 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
24006 (override_options): Don't turn on implied SSE/MMX bits in
24009 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24011 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24014 2008-02-18 Joey Ye <joey.ye@intel.com>
24016 PR middle-end/34921
24017 * tree-nested.c (insert_field_into_struct): Set type alignment
24018 to field alignment if the former is less than the latter.
24020 2008-02-18 Jakub Jelinek <jakub@redhat.com>
24022 * BASE-VER: Set to 4.4.0.
24024 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24026 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
24027 * doc/cfg.texi: Likewise.
24028 * doc/extend.texi: Likewise.
24029 * doc/gty.texi: Likewise.
24030 * doc/invoke.texi: Likewise.
24031 * doc/loop.texi: Likewise.
24032 * doc/md.texi: Likewise.
24033 * doc/passes.texi: Likewise.
24034 * doc/rtl.texi: Likewise.
24035 * doc/sourcebuild.texi: Likewise.
24036 * doc/tm.texi: Likewise.
24037 * doc/tree-ssa.texi: Likewise.
24039 2008-02-17 Richard Guenther <rguenther@suse.de>
24041 PR middle-end/35227
24042 * tree-complex.c (init_parameter_lattice_values): Handle parameters
24043 without default definition.
24045 2008-02-17 Richard Guenther <rguenther@suse.de>
24047 PR tree-optimization/35231
24048 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
24051 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
24054 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24055 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24056 libgcc_cmp_return mode.
24058 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24061 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
24063 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
24065 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
24068 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24070 * doc/c-tree.texi: Use `@.' where appropriate.
24071 * doc/extend.texi: Likewise.
24072 * doc/install.texi: Likewise.
24073 * doc/invoke.texi: Likewise.
24074 * doc/loop.texi: Likewise.
24075 * doc/makefile.texi: Likewise.
24076 * doc/md.texi: Likewise.
24077 * doc/passes.texi: Likewise.
24078 * doc/standards.texi: Likewise.
24079 * doc/tm.texi: Likewise.
24081 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24083 PR middle-end/35196
24084 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
24086 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
24087 rather than in entry_bb.
24089 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24091 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24092 libgcc_cmp_return mode.
24094 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24096 PR middle-end/35130
24097 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
24098 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
24100 2008-02-15 Richard Guenther <rguenther@suse.de>
24101 Zdenek Dvorak <ook@ucw.cz>
24103 PR tree-optimization/35164
24104 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
24105 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
24106 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24107 Only propagate addresses which do not have abnormal SSA_NAMEs
24110 2008-02-15 Joseph Myers <joseph@codesourcery.com>
24113 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
24115 2008-02-15 Jan Hubicka <jh@suse.cz>
24117 PR middle-end/35149
24118 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
24120 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24122 PR middle-end/34621
24123 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
24124 when calculating alignment_pad.
24126 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24128 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
24129 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
24130 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
24131 and STACK_BOUNDARY define.
24133 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
24135 PR preprocessor/35061
24136 * c-pragma.c (handle_pragma_pop_macro): Check that
24137 pushed_macro_table has been allocated.
24139 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
24141 PR middle-end/35136
24142 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
24143 (force_gimple_operand): Likewise.
24144 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
24145 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
24146 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
24147 (find_interesting_uses_address): Check addressability and alignment
24148 of the base expression only after substituting bases of IVs into it.
24150 2008-02-14 Michael Matz <matz@suse.de>
24153 * function.c (instantiate_virtual_regs_in_insn): Reload address
24154 before falling back to reloading the whole operand.
24156 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24158 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24159 before the first section switch note.
24161 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24163 * doc/bugreport.texi: Update copyright years.
24164 * doc/c-tree.texi: Likewise.
24165 * doc/cfg.texi: Likewise.
24166 * doc/cpp.texi: Likewise.
24167 * doc/cppinternals.texi: Likewise.
24168 * doc/fragments.texi: Likewise.
24169 * doc/frontends.texi: Likewise.
24170 * doc/gcc.texi: Likewise.
24171 * doc/gty.texi: Likewise.
24172 * doc/hostconfig.texi: Likewise.
24173 * doc/implement-c.texi: Likewise.
24174 * doc/libgcc.texi: Likewise.
24175 * doc/loop.texi: Likewise.
24176 * doc/makefile.texi: Likewise.
24177 * doc/options.texi: Likewise.
24178 * doc/passes.texi: Likewise.
24179 * doc/rtl.texi: Likewise.
24180 * doc/sourcebuild.texi: Likewise.
24181 * doc/standards.texi: Likewise.
24182 * doc/tree-ssa.texi: Likewise.
24183 * doc/trouble.texi: Likewise.
24185 * doc/extend.texi: Use @: or add comma where appropriate.
24186 * doc/invoke.texi: Likewise.
24187 * doc/tm.texi: Likewise.
24189 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24192 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24195 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24197 * doc/md.texi (clz, ctz): Add reference.
24198 * doc/rtl.texi (clz, ctz): Likewise.
24200 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24203 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24206 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24208 * config/s390/s390.c (struct constant_pool): New field
24209 emit_pool_after added.
24210 (s390_mainpool_start): Set the emit_pool_after flag according
24211 to the section switch notes.
24212 (s390_mainpool_finish): Consider emit_pool_after when emitting
24213 the literal pool at the end of the function.
24214 (s390_chunkify_start): Force literal pool splits at section
24217 2008-02-13 Michael Matz <matz@suse.de>
24220 * var-tracking.c (clobber_variable_part): Correctly traverse the
24223 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24226 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24227 Add -fdump-ipa-inline.
24228 * tree-dump.c (dump_files): Remove tree-inlined dump.
24229 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24231 2008-02-12 Richard Guenther <rguenther@suse.de>
24233 PR tree-optimization/35171
24234 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24237 2008-02-12 Richard Guenther <rguenther@suse.de>
24239 PR middle-end/35163
24240 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24241 value-preserving mode. Disallow final truncation.
24243 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24245 PR middle-end/35136
24246 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24247 code from here to...
24248 (force_gimple_operand): ...here.
24250 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24253 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24254 non-compatible pointers.
24255 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24256 different FIELD_DECLs, try harder by comparing field offsets, sizes
24259 PR inline-asm/35160
24260 * function.c (match_asm_constraints_1): Don't replace the same input
24263 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24265 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24266 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24267 (expand_epilogue): Restore RAMPZ register.
24268 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24270 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24272 * config/i386/cygwin.asm: (__alloca): Correct calling
24273 convention and alignment.
24274 (__chkstk): Force 8 byte stack alignment.
24276 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24277 Richard Guenther <rguenther@suse.de>
24279 PR tree-optimization/33992
24280 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24281 the zero we compare against.
24283 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24285 PR libfortran/35063
24286 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24287 to CloseHandle after unlocking to prevent accumulation of handle
24290 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24292 PR middle_end/34150
24293 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24294 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24295 and update LABEL_NUSES during and after reload.
24297 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24299 PR middle-end/34627
24300 * combine.c (simplify_if_then_else): Make sure the comparison is
24301 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24303 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24306 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24307 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24308 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24309 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24310 * tree.h (get_type_static_bounds): Likewise.
24312 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24314 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24315 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24316 Make -Wfoo language annotations match what the compiler outputs.
24318 2008-02-08 Sa Liu <saliu@de.ibm.com>
24320 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24321 intrinsics spu_convts, spu_convtu, spu_convtf.
24323 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24325 * doc/extend.texi (Function Attributes) <noinline>: Mention
24326 asm ("") as method to keep calls.
24328 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24331 * doc/options.texi (Options): Replace references to opts.sh with
24333 * opts-common.c: Likewise.
24334 * optc-gen.awk: Likewise.
24336 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24338 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24340 2008-02-07 Richard Henderson <rth@redhat.com>
24343 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24344 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24347 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24349 PR tree-optimization/35085
24350 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24351 for operand entry oe2 in addition to operand entry oe3 in order to
24352 expose more opportunities for vectorizer sum reduction.
24354 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24357 * Makefile.in (LIBS): Remove $(GMPLIBS).
24358 (cc1-dummy, cc1): Add $(GMPLIBS).
24360 2008-02-06 Jan Hubicka <jh@suse.cz>
24363 * i386.md (moddf_integer): Do not produce partial memory stalls for
24364 targets where it hurts.
24366 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24369 * optabs.c (expand_float): Do not check for decimal modes when
24370 expanding unsigned integer through signed conversion.
24372 2008-02-06 Nick Clifton <nickc@redhat.com>
24374 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24375 inside the clobber with a match_operand and duplicated operand
24376 number in the constraint.
24377 (ineqbranchsi): Delete redundant comment.
24379 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24381 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24382 builtin_define ("__USE_INIT_FINI__").
24383 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24385 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24387 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24389 PR documentation/30330
24390 * doc/invoke.texi (C++ Dialect Options)
24391 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24392 For each warning option -Wfoo that allows -Wno-foo, ensure both
24393 -Wfoo and -Wno-foo are listed in the option index. Fix index
24394 entry of -Wswitch-default, index -Wnormalized= including the
24395 `=', and -Wlarger-than-@var{len} including @var{len}.
24397 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24399 * config/i386/i386.md (floatunssisf2): Use
24400 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24401 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24402 Macroize expander using MODEF mode iterator.
24404 2008-02-05 Diego Novillo <dnovillo@google.com>
24406 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24409 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24411 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24414 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24416 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24419 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24420 to indicate if a message should be generated.
24421 (init_cumulative_args): Updated.
24422 (function_value_32): Likewise.
24424 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24426 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24428 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24431 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24432 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24434 2008-02-04 Diego Novillo <dnovillo@google.com>
24436 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24439 * tree-vrp.c (vrp_evaluate_conditional): With
24440 -Wtype-limits, emit a warning when comparing against a
24441 constant outside the natural range of OP0's type.
24443 2008-02-04 Richard Guenther <rguenther@suse.de>
24445 PR middle-end/33631
24446 * expr.c (count_type_elements): Give for unions instead of
24449 2008-02-04 Richard Guenther <rguenther@suse.de>
24451 PR middle-end/35043
24452 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24453 to TYPE_DOMAINs base type instead of using bitsizetype here.
24455 2008-02-03 Jason Merrill <jason@redhat.com>
24457 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24459 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24462 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24463 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24464 (RS/6000 and PowerPC Options): Fix typos and markup.
24465 * doc/passes.texi (Tree-SSA passes): Likewise.
24467 2008-02-02 Michael Matz <matz@suse.de>
24470 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24471 from record_last_reg_set_info.
24472 (record_last_reg_set_info): Take an RTX argument, iterate over all
24473 constituent hardregs.
24474 (record_last_set_info, record_opr_changes): Change calls to
24475 new signature or to record_last_reg_set_info_regno.
24477 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24479 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24481 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24483 PR rtl-optimization/34773
24484 * reg-notes.def (EQUAL): Mention significance of combination of
24485 REG_EQUAL and REG_RETVAL.
24486 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24487 insn that has a REG_RETVAL.
24489 2008-02-01 Roger Sayle <roger@eyesopen.com>
24492 * configure.ac (--enable-fixed-point): Disable unless explicitly
24494 * configure: Regenerate.
24496 2008-02-01 Richard Guenther <rguenther@suse.de>
24499 * invoke.texi (-finline-limit): Remove no longer true parts
24500 of the documentation. Note that there is no default value.
24502 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24503 Mark Mitchell <mark@codesourcery.com>
24504 Ben Elliston <bje@au.ibm.com>
24507 * doc/extend.texi (Other Builtins): Document.
24509 2008-01-31 Tom Browder <tom.browder@gmail.com>
24511 * doc/c-tree.texi (Types): Fix grammar.
24512 (Expression trees): Ditto.
24513 * doc/passes.texi (Tree-SSA passes): Ditto.
24515 * doc/configterms.texi (Configure Terms): Fix typo.
24516 * doc/cpp.texi (Common Predefined Macros): Ditto.
24517 * doc/md.texi (Machine Constraints): Ditto.
24519 * doc/makefile.texi (Makefile): Add comma.
24521 2008-01-31 Tom Browder <tom.browder@gmail.com>
24522 Gerald Pfeifer <gerald@pfeifer.com>
24524 * doc/sourcebuild.texi (Front End): Remove references to CVS
24525 and CVSROOT/modules.
24526 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24527 (Back End): Remove reference to CVS.
24529 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24532 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24534 (mips16_gp_pseudo_reg): ...here.
24535 * config/mips/mips.md (load_const_gp): Replace with...
24536 (load_const_gp_<mode>): ...this :P-based insn.
24538 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24540 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24541 options. Minor fixes.
24542 (-std): Move reference to standards closer to where language
24543 standards are first mentioned.
24545 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24547 PR rtl-optimization/34995
24548 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24549 parameter and return a bool. If the rtx parameter is nonnull,
24550 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24551 (find_reloads): Update call accordingly. Pass the new operand
24552 if it needed no address reloads, otherwise pass null.
24554 2008-01-30 Richard Henderson <rth@redhat.com>
24557 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24558 for unbounded arrays.
24560 2008-01-30 Silvius Rus <rus@google.com>
24562 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24564 2008-01-30 Jan Hubicka <jh@suse.cz>
24567 * i386.c (init_cumulative_args): Use real function declaration when
24570 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24572 PR rtl-optimization/34998
24573 * global.c (build_insn_chain): Treat non-subreg_lowpart
24574 SUBREGs of pseudos as clobbering all the words covered by the
24575 SUBREG, not just all the bytes.
24576 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24577 original df_ref rather than an extract parameter.
24578 (global_conflicts): Update call accordingly.
24580 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
24582 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
24583 the overflow check to make it easier to read.
24584 (__fixtfdi): Change the type of the ll member in union
24585 long_double to UDItype_x.
24587 2008-01-30 Jakub Jelinek <jakub@redhat.com>
24589 PR middle-end/34969
24590 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
24591 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
24592 * tree-inline.c (fold_marked_statements): Call
24593 cgraph_update_edges_for_call_stmt if folding a call statement.
24594 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
24595 debug_generic_stmt calls, reset it back afterwards.
24598 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
24600 * c-typeck.c (build_external_ref): Don't pedwarn about
24601 static vars in current function's scope.
24603 2008-01-29 Joseph Myers <joseph@codesourcery.com>
24605 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
24607 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
24610 * ipa-struct-reorg.c: Fix spelling.
24611 * params.def: Ditto.
24613 2008-01-29 Richard Guenther <rguenther@suse.de>
24615 PR middle-end/35006
24616 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
24618 * tree-inline.c (remap_type): Increment remapping_type_depth
24619 around remapping types.
24620 (copy_body_r): Only add referenced variables if they are referenced
24621 from code, not types.
24623 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
24634 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
24635 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
24637 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
24640 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
24641 pointer for tiny stack.
24643 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24645 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
24647 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24649 * config/vx-common.h: Fix typo in comment.
24651 2008-01-28 Ian Lance Taylor <iant@google.com>
24655 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
24656 coalesce pointers if they have different DECL_NO_TBAA_P values.
24657 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
24658 between variables with different DECL_NO_TBAA_P values.
24660 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
24663 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
24664 are not legitimate small data references on SPE targets.
24666 2008-01-28 David Daney <ddaney@avtrex.com>
24668 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
24670 2008-01-28 David Daney <ddaney@avtrex.com>
24672 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
24674 2008-01-27 Joseph Myers <joseph@codesourcery.com>
24676 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
24677 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
24678 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
24679 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
24680 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
24681 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
24682 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
24683 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
24685 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24687 * basic-block.h (condjump_equiv_p): Fix comment.
24689 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24691 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
24692 print_generic_stmt_indented): Fix comment.
24694 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24696 * configure.ac (__stack_chk_fail): Add detecion for availability
24697 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
24698 * configure: Regenerate.
24700 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
24702 PR middle-end/34688
24703 * final.c (output_addr_const): Handle TRUNCATE.
24705 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
24708 * tree-ssa-loop-ivopts.c (comp_cost): New type.
24709 (zero_cost, infinite_cost): New constants.
24710 (struct cost_pair): Change type of cost to comp_cost.
24711 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
24712 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
24714 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
24715 split_address_cost, ptr_difference_cost, difference_cost,
24716 get_computation_cost_at, get_computation_cost,
24717 determine_use_iv_cost_generic, determine_use_iv_cost_address,
24718 determine_use_iv_cost_condition, determine_use_iv_costs,
24719 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
24720 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
24721 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
24722 Change type of cost to comp_cost.
24723 (determine_iv_cost): Increase cost of non-original ivs, instead
24724 of decreasing the cost of original ones.
24725 (get_address_cost): Indicate the complexity of the addressing mode
24727 (try_add_cand_for): Prefer using ivs not specific to some object.
24728 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
24730 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
24731 Janis Johnson <janis187@us.ibm.com>
24734 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
24735 (TARGET_INSTANTIATE_DECLS): Likewise.
24736 * target.h (expand_to_rtl_hook): New target hook.
24737 (instantiate_decls): Likewise.
24738 * function.c (instantiate_decl): Make non-static. Rename to...
24739 (instantiate_decl_rtl): ... this.
24740 (instantiate_expr): Use instantiate_decl_rtl.
24741 (instantiate_decls_1): Likewise.
24742 (instantiate_decls): Likewise.
24743 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
24744 * function.h (instantiate_decl_rtl): Add prototype.
24745 * cfgexpand.c (target.h): New include.
24746 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
24747 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
24748 (TARGET_INSTANTIATE_DECLS): Likewise.
24749 (TARGET_INITIALIZER): New target hooks added.
24750 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
24752 * config/rs6000/rs6000.c (tree-flow.h): New include.
24753 (machine_function): Add sdmode_stack_slot field.
24754 (rs6000_alloc_sdmode_stack_slot): New function.
24755 (rs6000_instantiate_decls): Likewise.
24756 (rs6000_secondary_memory_needed_rtx): Likewise.
24757 (rs6000_check_sdmode): Likewise.
24758 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
24759 (TARGET_INSTANTIATE_DECLS): Likewise.
24760 (rs6000_hard_regno_mode_ok): Allow SDmode.
24761 (num_insns_constant): Likewise. Handle _Decimal32 constants.
24762 (rs6000_emit_move): Handle SDmode.
24763 (function_arg_advance): Likewise.
24764 (function_arg): Likewise.
24765 (rs6000_gimplify_va_arg): Likewise. Add special handling of
24766 SDmode var args for 32-bit compiles.
24767 (rs6000_secondary_reload_class): Handle SDmode.
24768 (rs6000_output_function_epilogue): Likewise.
24769 (rs6000_function_value): Simplify if statement.
24770 (rs6000_libcall_value): Likewise.
24771 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
24772 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
24773 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
24774 (movsd_hardfloat): New define_insn.
24775 (movsd_softfloat): Likewise.
24776 (movsd_store): Likewise.
24777 (movsd_load): Likewise.
24778 (extendsddd2): Likewise.
24779 (extendsdtd2): Likewise.
24780 (truncddsd2): Likewise.
24781 (movdd_hardfloat64): Fixup comment.
24782 (UNSPEC_MOVSD_LOAD): New constant.
24783 (UNSPEC_MOVSD_STORE): Likewise.
24785 2008-01-26 Jakub Jelinek <jakub@redhat.com>
24788 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
24790 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
24791 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
24792 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
24793 and TRUTH_XOR_EXPR.
24795 2008-01-26 David Edelsohn <edelsohn@gnu.org>
24798 * config.gcc: Separate AIX 5.3 from AIX 6.1.
24799 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24800 __LONGDOUBLE128 too.
24801 * config/rs6000/aix61.h: New file.
24803 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24805 PR rtl-optimization/34959
24806 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
24807 popcount and parity rtxes the same mode as their operand.
24808 Truncate or extend the result to the return value's mode
24811 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24814 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
24815 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
24816 to GOT_VERSION_REGNUM.
24817 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
24818 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
24819 * config/mips/mips.c (mips_emit_call_insn): New function.
24820 (mips_call_tls_get_addr): Call mips_expand_call directly.
24821 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
24823 (mips16_build_call_stub): Likewise. Return the call insn or null.
24824 (mips_expand_call): Update the call to mips16_build_call_stub
24825 accordingly and a remove redundant condition. Assert that MIPS16
24826 stubs do not use lazy binding. Use mips_emit_call_insn and return
24828 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
24830 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
24831 (mips_avoid_hazard): Remove hazard_set handling.
24832 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
24833 (UNSPEC_RESTORE_GP): ...this.
24834 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
24835 (FAKE_CALL_REGNO): Rename to...
24836 (GOT_VERSION_REGNUM): ...this.
24837 (type): Add "ghost" value. Add an associated insn reservation.
24838 (hazard_set): Remove.
24839 (exception_receiver): Rename to...
24840 (restore_gp): ...this and update the unspec identifier accordingly.
24841 (exception_receiver, nonlocal_got_receiver): New expanders.
24842 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
24843 FAKE_CALL_REGNO. Remove hazard_set attribute.
24844 (set_got_version, update_got_version): New patterns.
24846 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
24849 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
24851 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24854 * doc/install.texi2html: Generate gcc-vers.texi.
24856 2008-01-25 DJ Delorie <dj@redhat.com>
24858 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
24860 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24862 * config/c4x: Remove directory.
24863 * config.gcc (crx-*, mt-*): Mark obsolete.
24864 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
24865 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
24866 sh-*-rtemscoff*): Remove cases.
24867 * defaults.h (C4X_FLOAT_FORMAT): Remove.
24868 * real.c (encode_c4x_single, decode_c4x_single,
24869 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
24870 c4x_extended_format): Remove.
24871 * real.h (c4x_single_format, c4x_extended_format): Remove.
24872 * doc/extend.texi (interrupt, naked): Remove mention of attributes
24874 (Pragmas): Remove comment about c4x pragmas.
24875 * doc/install.texi (c4x): Remove target-specific instructions.
24876 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
24877 * doc/md.texi (Machine Constraints): Remove C4x documentation.
24878 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
24879 refer to C4x source files as examples.
24880 (C4X_FLOAT_FORMAT): Remove documentation.
24882 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
24884 * config/bfin/bfin.c (override_options): Reorder tests so that
24885 flag_pic gets enabled for -msep-data.
24887 2008-01-25 Richard Guenther <rguenther@suse.de>
24889 PR middle-end/32244
24890 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
24891 to its bitfield precision if required.
24893 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24895 PR middle-end/33880
24896 * tree-nested.c (walk_omp_for): New function.
24897 (convert_nonlocal_reference, convert_local_reference): Call
24898 walk_omp_for on OMP_FOR.
24899 (convert_call_expr): Call walk_body on OMP_FOR's
24900 OMP_FOR_PRE_INIT_BODY.
24902 2008-01-25 Richard Guenther <rguenther@suse.de>
24904 PR tree-optimization/34966
24905 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
24906 default defs and PHI_NODEs we have to insert after the
24907 defining statement.
24909 2008-01-24 Nick Clifton <nickc@redhat.com>
24911 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
24912 Provide a default definition.
24913 (LIBGCC2_UNITS_PER_WORD): Likewise.
24915 * config/stormy16/stormy16.c: Include df.h for the prototype
24916 for df_regs_ever_live_p.
24917 (xstormy16_expand_builtin_va_start): Convert the stack offset
24918 into a component_ref and then use POINTER_PLUS_EXPR to add it
24919 to the incoming_virtual_args_rtx.
24920 (xstormy16_gimplify_va_arg_expr): Rename to
24921 xstormy16_gimplify_va_arg_expr.
24922 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
24923 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
24924 xstormy16_gimplify_va_arg_expr.
24925 Fix up some formatting issues.
24927 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
24928 Move to predicates.md.
24929 (xs_hi_general_operand): Likewise.
24930 (xs_hi_nonmemory_operand): Likewise.
24931 * config/stormy16/predicates.md:
24932 (xstormy16_carry_plus_operand): New predicate.
24933 (xs_hi_general_operand): New predicate.
24934 (xs_hi_nonmemory_operand): New predicate.
24935 * config/stormy16/stormy16-protos.h:
24936 (xstormy16_carry_plus_operand): Delete prototype.
24937 (xs_hi_general_operand): Likewise.
24938 (xs_hi_nonmemory_operand): Likewise.
24940 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
24941 modifiers as they are no longer needed and they can trigger
24942 reload spill failures.
24944 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
24945 with a match_operand in order to help reload.
24947 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
24948 constraint with 'e' for the 8th alternative as this version of
24949 the mov.w instruction only accepts the lower 8 registers.
24951 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
24954 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
24955 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
24958 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24960 PR middle-end/33333
24961 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
24963 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24965 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
24967 (remove_structure): Update allocations list before removing structure.
24969 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24971 * ipa-struct-reorg.c (is_safe_cond_expr,
24972 create_new_stmts_for_cond_expr): Use integer_zerop function,
24973 that recognize not only zero-pointer, but zero-integer too.
24975 2008-01-25 Ben Elliston <bje@au.ibm.com>
24978 * fixproto: Escape "." in sed expression that strips leading "./".
24980 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
24983 * gcc.c (SWITCH_OK): Removed.
24984 (SWITCH_LIVE): Changed to bit.
24985 (SWITCH_FALSE): Likewise.
24986 (SWITCH_IGNORE): Likewise.
24987 (switchstr): Change live_cond to unsigned int.
24988 (process_command): Replace SWITCH_OK with 0.
24989 (do_self_spec): Likewise.
24990 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
24991 (give_switch): Likewise.
24992 (used_arg): Likewise.
24993 (do_spec_1): Set the SWITCH_IGNORE bit.
24994 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
24995 bits. Set the SWITCH_LIVE bit.
24997 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24999 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
25001 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
25003 PR tree-optimization/34472
25004 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
25005 parameter to a "bool *" and set *DATA to false if there is
25006 an unsafe access. Do not delete the structure here.
25007 (check_cond_exprs): Delete it here instead.
25008 (check_cond_exprs, exclude_cold_structs): Do not increase
25009 I when removing a structure.
25011 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
25014 * config/i386/i386.c (ix86_expand_vector_init): Consider only
25015 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
25017 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
25019 PR middle-end/34934
25020 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
25021 a fixed vector for stack.
25023 2008-01-24 Ben Elliston <bje@au.ibm.com>
25026 * doc/gcc.texi (Software development): Add a direntry for g++.
25028 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
25030 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
25031 stale and straggling -fforce-addr comments above.
25033 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
25035 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
25036 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
25038 2008-01-23 Michael Matz <matz@suse.de>
25041 * dwarf2out.c (force_type_die): Use modified_type_die instead of
25044 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
25046 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
25047 malloc result type.
25049 2008-01-23 Anatoly Sokolov <aesok@post.ru>
25051 * config/avr/avr.c (avr_current_arch): New variable.
25052 (avr_arch_types): Add 'avr31' and 'avr51' entries.
25053 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
25054 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
25055 (avr_override_options): Init 'avr_current_arch'.
25056 (base_arch_s): Move from here...
25057 * config/avr/avr.h (base_arch_s): ... here. Add new members
25058 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
25059 'mega' to 'have_jmp_call'.
25060 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
25061 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
25063 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
25065 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25066 MULTILIB_MATCHES): Ditto.
25068 2008-01-23 Richard Guenther <rguenther@suse.de>
25070 PR middle-end/31529
25071 * cgraphunit.c (cgraph_reset_node): Always mark the node
25072 not reachable if it is not queued already.
25074 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
25076 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
25077 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
25078 (cputype_selected): New static variable.
25079 (bfin_handle_option): Set it if -mcpu is used.
25080 (override_option): Select default set of workarounds if no cpu type
25081 selected on the command line.
25082 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
25084 From Michael Frysinger <michael.frysinger@analog.com>
25085 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
25086 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
25088 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
25089 for bf547, bf523, bf524, and bf526.
25090 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
25092 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
25093 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
25094 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
25095 __ADSPBF547__ and __ADSPBF54x__ for bf547.
25096 * doc/invoke.texi (Blackfin Options): Document that
25097 -mcpu now accept bf547, bf523, bf524, and bf526.
25099 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
25101 PR rtl-optimization/34628
25102 * combine.c (try_combine): Stop and undo after the first combination
25103 if an autoincrement side-effect on the first insn has effectively
25106 2008-01-22 David Edelsohn <edelsohn@gnu.org>
25109 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
25110 Offset addresses are not valid for Altivec or paired float modes.
25112 2008-01-22 Jakub Jelinek <jakub@redhat.com>
25115 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
25116 if DECL_INITIAL (decl) is error_mark_node.
25119 * c-common.c (handle_vector_size_attribute): Only allow
25120 integral, scalar float and fixed point types. Handle OFFSET_TYPE
25121 the same way as pointer, array etc. types.
25122 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
25125 * tree.c (build_type_attribute_qual_variant): Call
25126 build_qualified_type if attributes are equal, but quals are not.
25128 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25131 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
25132 * flags.h (warn_strict_aliasing): Remove.
25133 (warn_strict_overflow): Remove.
25134 * opts.c (warn_strict_aliasing): Remove.
25135 (warn_strict_overflow): Remove.
25136 * c-opts.c (c_common_handle_option): -Wall only sets
25137 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
25138 (c_common_post_options): Give default values to -Wstrict-aliasing
25139 and -Wstrict-overflow if they are uninitialized.
25140 * common.opt (Wstrict-aliasing): Specify Var and Init.
25141 (Wstrict-overflow): Likewise.
25143 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
25145 PR rtl-optimization/26854
25146 PR rtl-optimization/34400
25147 PR rtl-optimization/34884
25148 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25150 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25151 (df_rd_bb_info.expanded_lr_out): Deleted
25152 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25153 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25154 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25155 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25156 Removed code to allocate, initialize or free expanded_lr_out.
25157 (df_rd_bb_local_compute_process_def): Restructured to make more
25159 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25160 sets if the sets are being trimmed.
25162 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25165 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25166 (as_vers): Likewise.
25167 * configure: Regenerated.
25169 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25171 PR middle-end/33092
25172 * tree-pass.h (pass_build_alias): New pass.
25173 * tree-ssa-alias.c (gate_build_alias): New.
25174 (pass_build_alias): New.
25175 * passes.c (init_optimization_passes): Add pass_build_alias after
25176 pass_create_structure_vars.
25178 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25180 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25181 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25182 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25183 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25184 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25185 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25186 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25187 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25188 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25189 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25190 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25191 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25192 * config/s390/s390.md (FP_ALL): New mode iterator.
25193 (_d): New mode attribute.
25194 ("*signbit<mode>2>"): Changed mode of first operand.
25195 ("isinf<mode>2"): Changed mode of first operand.
25196 ("*TDC_insn"): Adaptation for DFP modes.
25198 2008-01-22 Ben Elliston <bje@au.ibm.com>
25200 * tree.c (check_qualified_type): Improve function description.
25202 2008-01-21 Jason Merrill <jason@redhat.com>
25205 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25206 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25209 2008-01-21 DJ Delorie <dj@redhat.com>
25211 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25214 2008-01-21 Richard Guenther <rguenther@suse.de>
25216 PR middle-end/34856
25217 * tree-cfg.c (verify_expr): Allow all invariant expressions
25218 instead of just constant class ones as reference argument.
25219 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25220 like any other constant.
25221 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25223 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25225 * regmove.c (fixup_match_1): Update call crossed frequencies.
25227 2008-01-21 Richard Guenther <rguenther@suse.de>
25230 * tree-inline.c (setup_one_parameter): Deal with mismatched
25231 types using a VIEW_CONVERT_EXPR.
25233 2008-01-21 Alon Dayan <alond@il.ibm.com>
25234 Olga Golovanevsky <olga@il.ibm.com>
25236 PR tree-optimization/34701
25237 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25238 when the structure size is not a power of 2.
25240 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25242 * doc/install.texi: Add doc for --enable-checking=df.
25244 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25246 PR rtl-optimization/34808
25247 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25249 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25251 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25254 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25256 PR rtl-optimization/26854
25257 PR rtl-optimization/34400
25258 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25260 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25261 (df_rd_bb_info.expanded_lr_out): New.
25262 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25263 * loop_iv.c (iv_analysis_loop_init): Ditto.
25264 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25265 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25266 Added code to allocate, initialize or free expanded_lr_out.
25267 (df_rd_bb_local_compute_process_def): Restructured to make
25268 more understandable.
25269 (df_rd_confluence_n): Add code to do nothing with fake edges and
25270 code to no apply invalidate_by_call sets if the sets are being trimmed.
25271 (df_lr_local_finalize): Renamed to df_lr_finalize.
25272 (df_live_local_finalize): Renamed to df_live_finalize.
25274 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25277 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25278 deciding whether to use reciprocal instructions.
25280 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25282 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25283 dwarf2out_note_section_used if cold_text_section is NULL.
25285 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25287 PR gcov-profile/34610
25288 * tree-cfg.c (make_edges): Mark both outgoing edges from
25289 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25290 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25291 from OMP_FOR and OMP_CONTINUE outgoing edges.
25293 * tree-profile.c (tree_profiling): Return early if
25294 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25296 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25297 from cfun to child_cfun.
25298 * function.h (struct function): Add after_tree_profile bit.
25300 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25302 * config/avr/avr.S (_exit): Disable interrupt.
25304 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25305 Steven Bosscher <stevenb.gcc@gmail.com>
25307 PR rtl-optimization/26854
25308 PR rtl-optimization/34400
25309 * df-problems.c (df_live_scratch): New scratch bitmap.
25310 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25311 (df_live_reset): Clear the proper bitmaps.
25312 (df_live_bb_local_compute): Only process the artificial defs once
25313 since the order is not important.
25314 (df_live_init): Init the df_live sets only with the variables
25315 found live by df_lr.
25316 (df_live_transfer_function): Use the df_lr sets to prune the
25317 df_live sets as they are being computed.
25318 (df_live_free): Free df_live_scratch.
25320 2008-01-18 Ian Lance Taylor <iant@google.com>
25322 * common.opt: Add fmerge-debug-strings.
25323 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25324 flag_merge_debug_strings rather than flag_merge_constants.
25325 * doc/invoke.texi (Option Summary): Mention
25326 -fmerge-debug-strings.
25327 (Debugging Options): Document -fmerge-debug-strings.
25329 2008-01-18 Ian Lance Taylor <iant@google.com>
25332 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25333 (struct tree_function_decl): Add new field operator_new_flag.
25334 * tree-inline.c (expand_call_inline): When inlining a call to
25335 operator new, force the return value to go into a variable, and
25336 set DECL_NO_TBAA_P on that variable.
25337 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25339 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25342 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25343 DWARF2_DEBUGGING_INFO.
25344 (dwarf2out_note_section_used): Ditto. Add prototype.
25345 (have_multiple_function_sections, text_section_used,
25346 cold_text_section_used, *cold_text_sections): Move declarations
25349 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25351 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25352 field and add signal_ra.
25353 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25354 assignments to frame state pc. Move end of stack check after
25355 MD_FALLBACK_FRAME_STATE_FOR.
25356 (uw_update_context_1): Use frame state signal_regs if set, instead
25357 of checking signal_frame flag.
25358 (uw_update_context): Use frame state signal_ra if set.
25359 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25360 * config/xtensa/linux-unwind.h: New file.
25362 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25364 * modulo-sched.c (get_sched_window): Fix comment typo.
25366 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25368 PR tree-optimization/34648
25369 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25371 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25373 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25374 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25376 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25378 PR rtl-optimization/34400
25379 * df-core.c (df_worklist_dataflow_overeager,
25380 df_worklist_dataflow_doublequeue): New functions.
25381 (df_worklist_dataflow): Two different worklist solvers.
25382 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25385 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25388 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25389 and ftree-parallelize-loops.
25391 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25393 PR rtl-optimization/34826
25394 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25396 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25398 * global.c (find_reg): Mark the eh regs as used if necessary.
25399 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25400 * ra.h (struct allocno): no_eh_reg field added. Changed
25401 no_stack_reg type to bitfield.
25403 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25405 * tree.c (substitute_in_expr): Add missing 'break'.
25407 2008-01-17 Richard Guenther <rguenther@suse.de>
25409 PR tree-optimization/34825
25410 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25411 x / x as division to handle.
25413 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25415 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25416 "-pthread" is specified.
25417 * pa-hpux11.h (LIB_SPEC): Likewise.
25419 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25420 Peter Bergner <bergner@vnet.ibm.com>
25422 PR rtl-optimization/33796
25423 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25425 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25427 PR libgfortran/34699
25428 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25430 * pa-hpux10.h (LINK_SPEC): Likewise.
25431 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25433 2008-01-16 Richard Guenther <rguenther@suse.de>
25435 PR middle-end/32628
25436 * fold-const.c (fold_convert_const_int_from_int): Do not
25437 set overflow if that occured only because of a sign extension
25438 change when converting from/to a sizetype with the same
25439 precision and signedness.
25441 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25444 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25445 location address to the correct place. Update copyright year.
25447 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25449 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25450 no dependences in the dependence_relations vector.
25452 2008-01-16 Jan Hubicka <jh@suse.cz>
25454 PR rtl-optimization/31396
25455 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25456 * cfg.c (dump_reg_info): Print it.
25457 * regs.h (struct reg_info_t): add freq_calls_crossed.
25458 (REG_FREQ_CALLS_CROSSED): New macro.
25459 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25460 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25461 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25462 regmove_optimize): Update call crossed frequencies.
25463 * local-alloc.c (struct qty): Add freq_calls_crossed.
25464 (alloc_qty): Copute freq_calls_crossed.
25465 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25466 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25467 * ra.h (struct allocno): Add freq_calls_crossed.
25469 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25471 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25472 libgomp when compiling with ftree-parallelize-loops.
25473 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25475 2008-01-16 Richard Guenther <rguenther@suse.de>
25477 PR tree-optimization/34769
25478 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25479 * tree.c (int_cst_value): Instead make this function more
25480 permissive in what it accepts as valid input. Document this
25481 function always sign-extends the value.
25483 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25484 Richard Guenther <rguenther@suse.de>
25487 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25488 (gimple_fold_indirect_ref_rhs): ... this.
25489 (gimple_fold_indirect_ref): New function with foldings
25490 that preserve lvalueness.
25491 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25492 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25493 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25494 to fold an INDIRECT_REF, fall back to the old use of
25495 fold_indirect_ref_1.
25497 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25499 * tree-data-ref.c (subscript_dependence_tester_1): Call
25500 free_conflict_function.
25501 (compute_self_dependence): Same.
25503 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25506 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25507 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25509 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25510 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25511 for DWARF2_UNWIND_INFO targets.
25513 2008-01-16 Richard Guenther <rguenther@suse.de>
25516 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25517 type qualifiers for function types.
25519 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25521 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25522 loop_iterator li from previous commit.
25524 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25526 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25528 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25530 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25531 (parallelize_loops): Don't parallelize irreducible components.
25533 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25536 * c-opts (c_common_post_options): Do not enable CPP
25537 flag_pedantic_errors by default.
25539 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25541 PR rtl-optimization/31944
25542 * cse.c (remove_pseudo_from_table): New function.
25543 (merge_equiv_classes): Use above function to remove pseudo-registers.
25544 (invalidate): Likewise.
25546 2008-01-13 Richard Guenther <rguenther@suse.de>
25548 PR middle-end/34601
25549 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25550 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25552 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25554 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25555 validate_change to unshare the source of the PC set.
25557 2008-01-12 Jan Hubicka <jh@suse.cz>
25559 PR middle-end/32135
25560 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25561 references above array bounds. This might trigger bounds checks for
25562 pointers to arrays.
25564 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25566 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25567 new_replaceable_dependencies.
25569 2008-01-12 Doug Kwan <dougkwan@google.com>
25571 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25572 instead of OPT_Wreturn_type in warning due to ignored return type
25574 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25575 options included in -Wextra.
25576 * c.opt: New option -Wignored_qualifiers.
25577 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25578 -Wignore_qualifiers.
25579 (-Wignored-qualifiers): Document.
25580 (-Wreturn-type): Remove description of functionality now handled
25581 by -Wignored-qualifiers.
25583 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
25586 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
25587 NOP_EXPR if it is between integral types with the same precision.
25589 2008-01-12 Jan Hubicka <jh@suse.cz>
25592 * invoke.texi (max-inline-recursive-depth): Fix default value.
25594 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
25596 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
25599 2008-01-11 Bob Wilson <bob.wilson@acm.org>
25601 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
25603 2008-01-11 James E. Wilson <wilson@specifix.com>
25606 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
25608 2008-01-11 Anatoly Sokolov <aesok@post.ru>
25610 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
25611 save/restore frame pointer register and don't use 'call-prologues'
25612 optimization in function with "OS_task" attribute.
25614 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
25616 PR middle-end/31309
25617 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
25618 when copying to memory.
25620 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
25622 PR rtl-optimization/30905
25623 * cfgcleanup.c: Include dce.h
25624 (crossjumps_occured): New global variable.
25625 (try_crossjump_bb): Exit loop after finding a fallthru edge.
25626 If something changed, set crossjumps_occured to true.
25627 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
25628 Don't add/remove fake edges to exit here...
25629 (cleanup_cfg): ...but do it here, when crossjumping.
25630 Run a fast DCE when successful crossjumps occured in the latest
25631 iteration of try_optimize_cfg.
25633 2008-01-11 Richard Guenther <rguenther@suse.de>
25635 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
25636 (struct vn_unary_op_s): Likewise.
25637 (vn_reference_insert): Free old reference on hash collision.
25639 2008-01-10 Raksit Ashok <raksit@google.com>
25641 PR rtl-optimization/27971
25642 * combine.c (find_split_point): Split PLUS expressions which are
25643 inside a MEM rtx, and whose first operand is complex.
25645 2008-01-10 DJ Delorie <dj@redhat.com>
25647 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
25648 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
25649 (m32c_hard_regno_ok): Call the underlying function.
25651 2008-01-10 Richard Guenther <rguenther@suse.de>
25653 PR middle-end/34683
25654 * tree-cfg.c (tree_merge_blocks): Do not go through the
25655 full-blown folding and stmt updating path if we just deal
25656 with virtual operands.
25657 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
25658 test for abnormal SSA_NAMEs.
25660 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
25662 PR middle-end/34641
25663 * reload.c (push_reload): Add assertions. All constants from
25664 reg_equiv_constant should have been used for replacing the respective
25666 (find_reloads_address): Invoke find_reloads_address_part for
25667 constant taken from the reg_equiv_constant array.
25669 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
25671 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
25672 field (valnum) the first in the struct. Replace bools with
25675 2008-01-10 Richard Guenther <rguenther@suse.de>
25677 PR tree-optimization/34651
25678 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
25679 types and ordering for masking and converting.
25681 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
25683 PR tree-optimization/34017
25684 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
25685 also for PHI_NODE expressions.
25687 2008-01-09 Jan Hubicka <jh@suse.cz>
25689 PR tree-optimization/34708
25690 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
25691 based on number of case labels.
25692 (init_inline_once): Remove switch_cost.
25693 * tree-inline.h (eni_weights_d): Remove switch_cost.
25695 2008-01-09 Richard Guenther <rguenther@suse.de>
25696 Andrew Pinski <andrew_pinski@playstation.sony.com>
25698 PR middle-end/30132
25699 * gimplify.c (gimplify_cond_expr): Do not create an addressable
25700 temporary if an rvalue is ok or an lvalue is not required.
25702 2008-01-09 Richard Guenther <rguenther@suse.de>
25704 PR middle-end/34458
25705 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
25706 adjust return type.
25708 2008-01-09 Richard Guenther <rguenther@suse.de>
25710 PR middle-end/34679
25711 * tree.c (host_integerp): Check for sizetype only if the
25712 type is an integer type.
25714 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
25717 * opts.c (decode_options): Disable inlining of functions called
25718 once if not in unit-at-a-time mode.
25720 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
25722 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
25724 2008-01-08 Richard Guenther <rguenther@suse.de>
25726 PR middle-end/31863
25727 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
25728 out early if the result will be unused.
25730 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25735 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25736 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25739 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
25741 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
25742 for vectorization tuned.
25744 2008-01-08 Richard Guenther <rguenther@suse.de>
25746 PR tree-optimization/34683
25747 * tree-ssa-operands.c (operand_build_cmp): Export.
25748 * tree-ssa-operands.h (operand_build_cmp): Declare.
25749 * tree-vn.c (vuses_compare): Remove.
25750 (sort_vuses): Use operand_build_cmp.
25751 (sort_vuses_heap): Likewise.
25752 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
25753 to re-use old VEC if available. Do not sort already sorted VUSEs.
25754 (vdefs_to_vec): Do not sort already sorted VDEFs.
25756 2008-01-08 Jakub Jelinek <jakub@redhat.com>
25758 PR middle-end/34694
25759 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
25761 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25764 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
25765 limitations of reciprocal sequences on x86 targets.
25767 2008-01-08 Richard Guenther <rguenther@suse.de>
25769 PR tree-optimization/34683
25770 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
25772 2008-01-07 Jakub Jelinek <jakub@redhat.com>
25775 * config/darwin.c (darwin_mergeable_string_section): Don't use
25776 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
25778 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
25781 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
25782 negxf2. Macroize expander using X87MODEF mode iterator. Change
25783 predicates of op0 and op1 to register_operand.
25784 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
25785 expander using X87MODEF mode iterator. Change predicates of
25786 op0 and op1 to register_operand.
25787 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
25788 corresponding patterns and macroize using MODEF macro. Change
25789 predicates of op0 and op1 to register_operand and remove
25790 "m" constraint. Disparage "r" alternative with "!".
25791 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
25792 macroize using X87MODEF macro. Change predicates of op0 and op1
25793 to register_operand and remove "m" constraint. Disparage "r"
25794 alternative with "!".
25795 (absneg splitter with memory operands): Remove.
25796 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
25797 patterns and macroize using X87MODEF mode iterator.
25798 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
25799 Change predicate of op1 to register_operand.
25800 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
25801 for memory operands.
25803 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
25805 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
25807 2008-01-07 Richard Guenther <rguenther@suse.de>
25809 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
25812 2008-01-07 Richard Guenther <rguenther@suse.de>
25814 PR tree-optimization/34683
25815 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
25816 VOPs of the needed size to save memory. Use VEC_quick_push
25817 to save compile-time.
25818 (vdefs_to_vec): Likewise.
25820 2008-01-07 Sa Liu <saliu@de.ibm.com>
25822 * config/spu/spu.md (divdf3): Genetate inline code for double
25823 division. The implementation doesn't handle INF or NAN, therefore it
25824 only applies when -ffinite-math-only is given.
25826 2008-01-06 Paolo Carlini <pcarlini@suse.de>
25829 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
25830 * doc/cpp.texi ([Common Predefined Macros]): Document.
25832 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
25834 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
25835 order to use commutative addition instead of subtraction.
25837 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25838 Mircea Namolaru <namolaru@il.ibm.com>
25839 Vladimir Yanovsky <yanov@il.ibm.com>
25840 Revital Eres <eres@il.ibm.com>
25842 PR tree-optimization/34263
25843 * tree-outof-ssa.c (process_single_block_loop_latch,
25844 contains_tree_r): New functions.
25845 (analyze_edges_for_bb): Call process_single_block_loop_latch
25846 function to empty single-basic-block latch block if possible.
25848 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25850 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25852 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
25854 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25856 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
25858 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25860 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
25862 2008-01-05 Jakub Jelinek <jakub@redhat.com>
25864 PR tree-optimization/34618
25865 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
25868 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25871 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
25872 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
25873 Update copyright year.
25875 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
25876 Update copyright year.
25877 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
25880 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
25882 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
25883 edge does not point to current bb before changing need_assert.
25885 2008-01-04 Richard Guenther <rguenther@suse.de>
25887 PR middle-end/34029
25888 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
25889 for verifying purposes if they are is_gimple_min_invariant.
25891 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
25893 PR tree-optimization/34448
25894 PR tree-optimization/34465
25895 * gimplify.c (gimplify_init_constructor): Add new parameter
25896 notify_temp_creation. Use it.
25897 (gimplify_modify_expr_rhs): Take volatiles into account when
25898 optimizing constructors.
25899 Do not optimize constructors if gimplify_init_constructor will dump to
25901 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
25902 * gcc.c-torture/compile/pr34448.c: New.
25904 2008-01-04 Jakub Jelinek <jakub@redhat.com>
25906 PR gcov-profile/34609
25907 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
25908 return_slot if result is TREE_ADDRESSABLE.
25910 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
25912 * config/mips/mips.md (sqrt_condition): Tweak comment.
25913 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
25915 2008-01-03 Tom Tromey <tromey@redhat.com>
25918 * c-common.c (c_type_hash): Handle VLAs.
25920 2008-01-03 Jan Hubicka <jh@suse.cz>
25922 PR tree-optimization/31081
25923 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
25924 0 when inlining and not inlining to first basic block.
25925 (remap_decl): When var is initialized to 0, don't set default_def.
25926 (expand_call_inline): Set entry_bb.
25927 * tree-inline.h (copy_body_data): Add entry_bb.
25929 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25932 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
25935 PR tree-optimization/29484
25936 * tree-inline.c (inline_forbidden_p_2): New function.
25937 (inline_forbidden_p): Disallow inlining if some static var
25938 has an address of a local LABEL_DECL in its initializer.
25939 * doc/extend.texi (Labels as Values): Document &&foo behaviour
25942 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
25944 PR tree-optimization/34635
25945 * tree-data-ref.c (add_other_self_distances): Make sure that the
25946 evolution step is constant.
25948 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25950 PR middle-end/34608
25951 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
25953 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
25955 * tree-sra.c (scalarize_init): Insert the generate_element_init
25956 statements after the generate_element_zero statements.
25958 2008-01-02 Richard Guenther <rguenther@suse.de>
25960 PR middle-end/34093
25961 PR middle-end/31976
25962 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
25963 for very large number of operands instead of ICEing.
25965 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
25968 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
25969 while stack probing.
25971 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
25973 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
25976 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
25978 PR libmudflap/26442
25979 * tree-mudflap.c (mx_register_decls): Guard warning by
25980 !DECL_ARTIFICIAL check.
25982 2008-01-01 Jakub Jelinek <jakub@redhat.com>
25984 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
25985 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
25986 sse5_perm<mode>): Fix constraints.