1 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
3 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
6 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
9 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
10 is defined, use it to modify the constant offset.
12 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
14 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
15 and short arguments to the correct location as mandated by the
18 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
20 PR rtl-optimization/37769
21 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
23 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
25 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
26 unwind-dw2-Os-4-200.o.
28 2008-10-24 Joseph Myers <joseph@codesourcery.com>
30 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
31 (convert_for_assignment): Remove ic_argpass_nonproto cases.
33 2008-10-24 Jakub Jelinek <jakub@redhat.com>
35 PR tree-optimization/36038
36 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
37 add sizetype IV with initial value zero instead of pointer type.
39 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
42 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
44 * profile.c (is_edge_inconsistent): Likewise.
45 * fold-const.c (truth_value_p): Move from here...
46 * tree.h (truth_value_p): ... to here.
47 * c-tree.h (c_expr): Update description of original_code.
48 * c-typeck.c (parser_build_unary_op): Set original_code.
49 (parser_build_binary_op): Update call to warn_about_parentheses.
50 * c-common.c (warn_about_parentheses): Take two additional
51 arguments of the operands. Use a switch. Quote operators
52 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
53 Add warning about !x | y and !x & y.
54 * c-common.h (warn_about_parentheses): Update declaration.
56 2008-10-24 Jakub Jelinek <jakub@redhat.com>
58 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
59 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
60 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
62 (check-subtargets, check-%-subtargets, check-parallel-%): New
64 (check-%): For test targets listed in lang_checks_parallelized
65 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
66 run the testing in multiple make goals, possibly parallel, and
67 afterwards run dg-extract-results.sh to merge the sum and log files.
69 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
71 * config/mips/mips.c (mips_canonicalize_move_class): New function.
72 (mips_move_to_gpr_cost): Likewise.
73 (mips_move_from_gpr_cost): Likewise.
74 (mips_register_move_cost): Make more fine-grained.
76 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
78 * graphite.c (graphite_apply_transformations): Check for
80 * toplev.c (process_options): Add graphite_identity.
81 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
83 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
85 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
86 mulhisihl and mulhisihh builtins.
88 From Jie Zhang <jie.zhang@analog.com>
89 * config/bfin/bfin.md (composev2hi): Put operands into vector
92 2008-10-22 Chao-ying Fu <fu@mips.com>
94 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
96 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
98 From Mike Frysinger <michael.frysinger@analog.com>
99 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
100 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
101 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
102 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
103 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
104 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
105 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
106 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
107 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
108 __ADSPBF51x__ for all of them.
109 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
110 -mcpu bf512, bf514, bf516, and bf518.
111 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
112 bf512-none, bf514-none, bf516-none, and bf518-none.
113 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
114 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
115 * doc/invoke.texi (Blackfin Options): Document that
116 -mcpu now accepts bf512, bf514, bf516, and bf518.
118 2008-10-22 Jakub Jelinek <jakub@redhat.com>
121 * fold-const.c (build_range_type): For 1 .. signed_max
122 range call build_nonstandard_inter_type if signed_type_for
123 returned a type with bigger precision.
125 2008-10-22 Richard Guenther <rguenther@suse.de>
127 * tree.def (COMPLEX_TYPE): Constrain element type.
128 * tree.c (build_complex_type): Assert that.
129 * tree-ssa-structalias.c (could_have_pointers): Complex types
130 cannot have pointers.
132 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
135 * c-typeck.c (convert_for_assignment): Do not give declaration's
136 location for builtins. Spell out which type was expected and which
139 2008-10-22 Nick Clifton <nickc@redhat.com>
141 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
142 the fdpic register to be a target when running in fdpic mode.
144 2008-10-22 Rafael Espindola <espindola@google.com>
146 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
147 newly created statements.
149 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
152 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
153 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
154 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
156 2008-10-22 Jakub Jelinek <jakub@redhat.com>
159 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
160 Adjust -mcmodel=medium description for 2005-07-31 changes.
162 2008-10-22 Jan Hubicka <jh@suse.cz>
163 Jakub Jelinek <jakub@redhat.com>
166 * doc/invoke.texi: Remove references to obsoleted -d dumps.
168 2008-10-21 Richard Henderson <rth@redhat.com>
171 * emit-rtl.c (get_spill_slot_decl): Export.
172 * emit-rtl.h (get_spill_slot_decl): Declare.
173 * var-tracking.c (vt_add_function_parameters): Relax assertion
174 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
176 2008-10-21 Bob Wilson <bob.wilson@acm.org>
178 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
179 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
182 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
185 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
186 processed by get_maxval_strlen.
188 2008-10-21 David Edelsohn <edelsohn@gnu.org>
191 * tree.c (get_file_function_name): Copy first_global_object_name.
192 Centralize call to clean_symbol_name.
194 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
196 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
197 * config/svr4.h (SVR4_ASM_SPEC): New.
198 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
199 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
201 * doc/invoke.texi (Option Summary): Add -T to linker options.
202 (Link Options): Document -T.
204 2008-10-21 Jakub Jelinek <jakub@redhat.com>
206 * tree-inline.c (tree_inlinable_function_p): Remove tuples
209 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from
213 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
215 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
217 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
220 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
222 * doc/install.texi: Fix typos in previous patch.
224 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
226 * doc/install.texi: Document in-tree building of gcc and mpfr.
228 2008-10-19 Richard Guenther <rguenther@suse.de>
230 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
232 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
235 * c-decl.c (finish_enum): Convert non-integer enumerators to enum
237 (build_enumerator): Convert enumerators that fit in integer to
240 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
242 * config/i386/i386.md (unnamed peephole2): Do not force memory
243 operands of arith or logical instructions into registers for
244 non-TARGET_READ_MODIFY targets.
246 (ffs_cmove): Change operand 0 predicate to register_operand.
247 Change operand 1 predicate to nonimmediate_operand.
249 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
251 2008-10-18 Richard Guenther <rguenther@suse.de>
253 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
254 VIEW_CONVERT_EXPR case against invalid gimple.
256 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
258 * c-parser.c (c_parser_binary_expression): Silence the
259 uninitialized variable warning emitted for binary_loc.
261 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
263 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
266 2008-10-16 Joseph Myers <joseph@codesourcery.com>
269 * c-typeck.c (build_unary_op): Use omit_one_operand for
270 IMAGPART_EXPR of real argument.
272 2008-10-16 Jakub Jelinek <jakub@redhat.com>
274 PR tree-optimization/37664
275 * fold-const.c (fold_binary): When optimizing comparison with
276 highest or lowest type's value, don't consider TREE_OVERFLOW.
278 2008-10-16 David Edelsohn <edelsohn@gnu.org>
281 * Makefile.in (coverage.o): Depend on $(TM_P_H).
282 * coverage.c: Include tm_p.h.
283 * config/rs6000/x-aix (jc1): Override LDFLAGS.
284 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
285 dollar signs from PREFIX.
286 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
287 instead of manual strip_name_encoding.
289 2008-10-16 Richard Guenther <rguenther@suse.de>
292 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
293 volatile qualified functions or methods as relevant.
295 2008-10-16 Jakub Jelinek <jakub@redhat.com>
297 PR tree-optimization/37525
298 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
299 sizetype unsigned constants, both in the case of C and bounds.
301 2008-10-15 Jan Hubicka <jh@suse.cz>
303 * ira-emit.c (change_regs): Return false when replacing reg by
306 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
309 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
310 HARD_REGNO_CALL_PART_CLOBBERED.
312 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
315 * ira-lives.c (mark_early_clobbers): Remove.
316 (make_pseudo_conflict, check_and_make_def_use_conflicts,
317 check_and_make_def_conflicts,
318 make_early_clobber_and_input_conflicts,
319 mark_hard_reg_early_clobbers): New functions.
320 (process_bb_node_lives): Call
321 make_early_clobber_and_input_conflicts and
322 mark_hard_reg_early_clobbers. Make hard register inputs live again.
324 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
325 early clobbers of pseudo-registers.
327 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
330 * ira-build.c (ira_flattening): Recalculate
331 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
332 from the scratch instead of the propagation.
334 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
336 * doc/rtl.texi (const_double): Remove the "addr" operand.
337 Describe CONST_DOUBLE_* macros under const_double rather
339 (const_fixed): Fix the operand description.
340 (const): Add an @findex directive.
341 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
342 after the constant rtl table.
343 (fix): Combine floating-point and fixed-point descriptions.
345 * sched-deps.c (sched_analyze_2): Remove reference to
348 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
350 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
352 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
353 for UNSPEC_GOTSYM_OFFs.
354 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
355 (add_GOT_to_pic_reg): Use it.
356 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
358 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
359 Harsha Jagasia <harsha.jagasia@amd.com>
361 PR tree-optimization/37485
362 * graphite.c (gmp_cst_to_tree): Moved.
363 (iv_stack_entry_is_constant): New.
364 (iv_stack_entry_is_iv): New.
365 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
366 (loop_iv_stack_insert_constant): New.
367 (loop_iv_stack_pop): Use new datatpype.
368 (loop_iv_stack_get_iv): Same.
369 (loop_iv_stack_get_iv_from_name): Same.
370 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
371 (loop_iv_stack_patch_for_consts): New.
372 (loop_iv_stack_remove_constants): New.
373 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
374 (translate_clast): Call loop_iv_stack_patch_for_consts and
375 loop_iv_stack_remove_constants.
376 (gloog): Use new datatype. Redirect construction edge to end
377 block to avoid accidental deletion.
378 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
380 (union iv_stack_entry_data): New. Data in iv stack entry.
381 (struct iv_stack_entry): New. Datatype for iv stack entries.
383 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
385 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
386 * graphite.c (free_scop): Same.
388 (free_scattering): New.
389 (build_cloog_prog): Call free_scattering.
390 (patch_phis_for_virtual_defs): Fix memleak.
391 (graphite_trans_bb_strip_mine): Same.
394 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
395 Harsha Jagasia <harsha.jagasia@amd.com>
397 PR tree-optimization/37828
398 * graphite.c (graphite_trans_loop_block): Do not loop block
401 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
403 PR tree-optimization/37686
404 * tree-loop-linear.c (linear_transform_loops): Build a
405 loop nest vector. Pass it to lambda_compute_access_matrices.
406 * tree-data-ref.h (struct access_matrix): Store the loop nest
407 relative to which it encodes the information.
408 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
409 (am_vector_index_for_loop): Reimplemented: iterate over the
410 loop nest for finding the loop index in the access matrix.
411 (lambda_compute_access_matrices): Update declaration.
412 * lambda-code.c (build_access_matrix): Pass the loop nest and
414 (lambda_compute_access_matrices): Same.
416 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
418 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
419 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
420 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
421 already implies hard float. Also fix several insn condition
422 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
424 2008-10-15 David Edelsohn <edelsohn@gnu.org>
427 Based on patches by Laurent Vivier.
428 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
429 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
430 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
431 dollar sign to underscore.
432 (ASM_OUTPUT_EXTERNAL): Same.
433 (ASM_OUTPUT_LABELREF): New.
434 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
436 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
437 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
438 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
439 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
441 2008-10-15 Jakub Jelinek <jakub@redhat.com>
443 PR tree-optimization/36881
444 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
445 that each value doesn't need runtime relocations, for !flag_pic
446 check that each value is just a valid initializer constant.
448 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
450 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
451 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
452 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
453 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
455 (REG_CLASS_NAMES): Update accordingly.
456 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
457 rather than an unpredictable descriptive string.
458 * config/mips/mips.c (mips_register_move_cost): Remove comment.
459 (mips_register_move_cost): Check for specific COP*_REGS classes,
460 instead of ALL_COP_AND_GR_REGS.
461 (mips_ira_cover_classes): New function.
462 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
463 (TARGET_IRA_COVER_CLASSES): Define.
465 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
468 * tree.c (build_type_attribute_qual_variant): Hash on the
469 unqualified type, and don't overwrite an existing
470 (type_hash_eq): Make the TYPE_NAME of the types significant, to
471 allow distinguishing between wchar_t and its underlying type. This
472 also means that we'll retain a little more typedef information.
474 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
475 Dmitry Melnik <dm@ispras.ru>
476 Dmitry Zhurikhin <zhur@ispras.ru>
477 Alexander Monakov <amonakov@ispras.ru>
478 Maxim Kuvyrkov <maxim@codesourcery.com>
480 * target.h (struct gcc_target): Update prototypes of needs_block_p
482 * haifa-sched.c (create_check_block_twin): Update calls to the above.
483 * sel-sched.c (create_speculation_check): Likewise.
484 * doc/tm.texi: Provide documentation for new target hooks.
486 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
487 (ia64_gen_spec_insn): Removed.
488 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
489 ia64_gen_spec_check): New static functions.
490 (ia64_alloc_sched_context, ia64_init_sched_context,
491 ia64_set_sched_context, ia64_clear_sched_context,
492 ia64_free_sched_context, ia64_get_insn_spec_ds,
493 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
494 (ia64_needs_block_p): Change prototype.
495 (ia64_gen_check): Rename to ia64_gen_spec_check.
496 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
497 into declaration, add special memory dependencies handling.
498 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
499 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
500 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
501 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
502 Define new target hooks.
503 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
504 (ia64_optimization_options): Turn on selective scheduling with -O3,
505 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
506 with selective scheduling.
507 (ia64_override_options): Initialize align_loops and align_functions
508 to 32 and 64, respectively. Set global selective scheduling flags
509 according to target-dependent flags.
510 (rtx_needs_barrier): Support UNSPEC_LDS_A.
511 (group_barrier_needed): Use new mstop-bit-before-check flag.
513 (dfa_state_size): Make global.
514 (spec_check_no, max_uid): Remove.
515 (mem_ops_in_group, current_cycle): New variables.
516 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
517 Initialize new variables.
518 (is_load_p, record_memory_reference): New functions.
519 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
521 (ia64_variable_issue): Change use of current_sched_info to
522 sched_deps_info. Update comment. Note if a load or a store is issued.
523 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
524 advance if maximal number of loads or stores was issued on current
526 (scheduled_good_insn): New static helper function.
527 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
528 a group barrier is needed. Fix vertical spacing. Guard the code
529 doing state transition with last_scheduled_insn check.
530 Mark that a stop bit should be before current insn if there was a
531 cycle advance. Update current_cycle and mem_ops_in_group.
532 (ia64_h_i_d_extended): Change use of current_sched_info to
533 sched_deps_info. Reallocate stops_p by larger chunks.
534 (struct _ia64_sched_context): New structure.
535 (ia64_sched_context_t): New typedef.
536 (ia64_alloc_sched_context, ia64_init_sched_context,
537 ia64_set_sched_context, ia64_clear_sched_context,
538 ia64_free_sched_context): New static functions.
539 (gen_func_t): New typedef.
540 (get_spec_load_gen_function): New function.
541 (SPEC_GEN_EXTEND_OFFSET): Declare.
542 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
543 (get_mode_no_for_insn): Change the condition that prevents use of
544 special hardware registers so it can now handle pseudos.
545 (get_spec_unspec_code): New function.
546 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
547 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
548 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
549 during selective scheduling.
550 (ia64_speculate_insn): Use ds_get_speculation_types when
551 determining whether we need to change the pattern.
552 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
553 (ia64_spec_check_src_p): Support new speculation/check codes.
554 (struct bundle_state): New field.
555 (issue_nops_and_insn): Initialize it.
556 (insert_bundle_state): Minimize mid-bundle stop bits.
557 (important_for_bundling_p): New function.
558 (get_next_important_insn): Use important_for_bundling_p.
559 (bundling): When shifting TImode from unimportant insns, ignore
560 also group barriers. Assert that best state is found before
561 the backward bundling pass. Print number of mid-bundle stop bits.
562 Minimize mid-bundle stop bits. Check correct calculation of
563 mid-bundle stop bits.
564 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
565 (final_emit_insn_group_barriers): Emit stop bits before insns starting
567 (sel2_run): New variable.
568 (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
569 scheduling pass instead of schedule_ebbs.
571 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
572 (UNSPEC_LDS_A): New UNSPEC.
573 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
574 movti_internal, movsf_internal, movdf_internal,
575 movxf_internal): Make visible. Add speculable* attributes.
576 (output_c_nc): New mode attribute.
577 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
578 mov<mode>_nc, zero_extend<mode>di2_nc,
579 advanced_load_check_nc_<mode>): New insns.
580 (zero_extend*): Add speculable* attributes.
582 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
583 (msched-stop-bits-after-every-cycle): Likewise.
584 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
586 (msched-spec-verbose): Remove.
587 (msched-prefer-non-data-spec-insns,
588 msched-prefer-non-control-spec-insns,
589 msched-count-spec-in-critical-path,
590 msel-sched-dont-check-control-spec): Use Target Report Var
591 instead of Common Report Var.
593 * config/ia64/itanium2.md: Remove incorrect bypass.
595 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
597 2008-10-14 Jakub Jelinek <jakub@redhat.com>
600 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
603 2008-10-14 Ben Elliston <bje@au.ibm.com>
605 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
607 2008-10-13 Joseph Myers <joseph@codesourcery.com>
609 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
612 2008-10-13 Matthias Klose <doko@ubuntu.com>
614 * config/pa/linux-atomic.c: Work around missing header file
615 for hppa64-linux-gnu targets.
617 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
618 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
619 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
620 Grace Cao <grace_cao@playstation.sony.com>
622 * doc/invoke.texi (-mgen-cell-microcode): Document.
623 (-mwarn-cell-microcode): Document.
624 * cfglayout.c (locator_location): Export.
625 * rtl.h (locator_location): Define prototype.
626 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
628 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
629 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
630 (mwarn-cell-microcode): New option.
631 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
632 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
633 cell and not already set.
634 Turn off string instructions if not generating cell microcode.
635 (rs6000_final_prescan_insn): New function that warns about microcoded
637 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
638 * config/rs6000/rs6000.md
639 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
640 the instruction would have been microcoded on the Cell. Set cell_micro
641 to always on unnamed patterns for the string instructions.
642 (cell_micro): Update definition, remove load/store conditional
644 (sign_extend:DI): Define new pattern for non microcoded version.
645 (sign_extend:SI): Likewise.
646 (compare (div:P)): Set cell_micro to not.
647 (andsi3): Define as an expand.
648 (andsi3_mc): New pattern.
649 (andsi3_nomc): New pattern.
650 (andsi3_internal0_nomc): New pattern.
651 (andsi3_internal2): Rename to ...
652 (andsi3_internal2_mc): this and enable iff generating microcode.
653 (andsi3_internal3): Rename to ...
654 (andsi3_internal3_mc): this and enable iff generating microcode.
655 (andsi3_internal4): Enable iif generating microcode.
656 (andsi3_internal5): Rename to ..
657 (andsi3_internal5_mc): this and enable iff generating microcode.
658 (andsi3_internal5_nomc): New pattern.
659 (extzvdi_internal1): Enable iff generating microcode.
660 (extzvdi_internal2): Likewise.
661 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
662 (anddi3): Change to expand.
663 (anddi3_mc): Rename from anddi3.
664 (anddi3_no_mc): New pattern.
665 (anddi3_internal2): Rename to ..
666 (anddi3_internal2_mc): this and enable iff generating microcode.
667 (anddi3_internal2_nomc): New pattern.
668 (anddi3_internal3): Rename to ..
669 (anddi3_internal3_mc): this and enable iff generating microcode.
670 (anddi3_internal3_nomc): New pattern.
671 (movti_string): Set cell_micro to always if TARGET_STRING.
672 (stmsi8): Set cell_micro to always.
678 (stmsi8_power): Likewise.
679 (stmsi7_power): Likewise.
680 (stmsi6_power): Likewise.
681 (stmsi5_power): Likewise.
682 (stmsi4_power): Likewise.
683 (stmsi3_power): Likewise.
684 (movsi_update2): Enable iff generating microcode.
685 (movhi_update3): Likewise.
686 (lmw): Set cell_micro to always.
688 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
690 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
691 * config/s390/s390.c (machine_function): Remove
692 decomposed_literal_pool_addresses_ok_p.
693 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
694 the difference of two labels.
695 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
696 (s390_pool_offset): New function.
697 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
698 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
700 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
702 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
703 (powerpc*-*-linux-gnu*): Describe.
704 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
705 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
706 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
707 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
708 config/rs6000/e500crtres32gpr.asm,
709 config/rs6000/e500crtres64gpr.asm,
710 config/rs6000/e500crtres64gprctr.asm,
711 config/rs6000/e500crtrest32gpr.asm,
712 config/rs6000/e500crtrest64gpr.asm,
713 config/rs6000/e500crtresx32gpr.asm,
714 config/rs6000/e500crtresx64gpr.asm,
715 config/rs6000/e500crtsav32gpr.asm,
716 config/rs6000/e500crtsav64gpr.asm,
717 config/rs6000/e500crtsav64gprctr.asm,
718 config/rs6000/e500crtsavg32gpr.asm,
719 config/rs6000/e500crtsavg64gpr.asm,
720 config/rs6000/e500crtsavg64gprctr.asm: Use it.
721 * config/rs6000/crtsavres.asm: Really remove.
723 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
726 * c-format.c (convert_format_name_to_system_name): Use
727 TARGET_OVERRIDES_FORMAT_INIT.
728 * config.gcc (extra_options): Add for mingw targets mingw.opt.
729 * config/i386/mingw.opt: New.
730 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
731 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
732 (ms_printf_length_specs): Removed const specifier.
733 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
734 * doc/invoke.texi (Wno-pedantic-ms-format): New.
736 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
738 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
739 * doc/install.texi: Bump recommended MPFR to 2.3.2.
741 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
744 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
745 sure that ref has valid bb.
747 2008-10-12 Richard Henderson <rth@redhat.com>
750 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
751 * alias.c (value_addr_p, stack_addr_p): Remove.
752 (nonoverlapping_memrefs_p): Remove IRA special case.
753 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
754 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
755 * reload1.c (alter_reg): Use it.
757 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
759 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
760 of registers instead of eax, ebx, ecx and edx. Use for loop
761 and check register for non-zero value before the call
762 to decode_caches_intel.
764 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
766 PR rtl-optimization/37448
767 * df.h: (df_ref_class): New enum.
768 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
769 (struct df_ref): Replaced with union df_ref_d.
770 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
771 New members of df_ref_d union.
772 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
773 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
774 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
775 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
776 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
777 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
778 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
779 (df_scan_bb_info, df_bb_regno_first_def_find,
780 df_bb_regno_last_def_find, df_find_def, df_find_use,
781 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
782 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
783 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
784 df_get_artificial_defs, df_get_artificial_uses, union_defs)
785 Replaced struct df_ref * with df_ref.
786 * df-scan.c (df_collection_rec, df_null_ref_rec,
787 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
788 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
789 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
790 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
791 df_reorganize_refs_by_reg_by_reg,
792 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
793 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
794 df_sort_and_compress_refs, df_install_ref, df_install_refs,
795 df_ref_record, df_get_conditional_uses, df_get_call_refs,
796 df_bb_refs_record, df_exit_block_uses_collect,
797 df_record_exit_block_uses, df_reg_chain_mark,
798 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
799 df_ref * with df_ref.
800 (df_ref_record, df_uses_record, df_ref_create_structure): Added
801 df_ref_class parameter.
802 (df_scan_problem_data): Added new pools for different types of refs.
803 (df_scan_free_internal, df_scan_alloc, df_free_ref,
804 df_ref_create_structure): Processed new ref pools.
805 (df_scan_start_dump): Added counts of refs and insns.
806 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
807 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
808 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
809 code to pass df_ref_class down to ref creation functions.
810 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
811 df_reg_chain_mark): Use macros to hide references to df_refs.
812 (df_ref_chain_change_bb): Removed.
813 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
814 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
815 Enhanced to understand df_ref union structure.
816 * fwprop.c (local_ref_killed_between_p, use_killed_between,
817 all_uses_available_at, update_df, try_fwprop_subst,
818 forward_propagate_subreg, forward_propagate_and_simplify,
819 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
820 df_ref * with df_ref.
821 (use_killed_between, all_uses_available_at): Use macros to hide
822 references to df_refs.
823 * regstat.c (regstat_bb_compute_ri,
824 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
826 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
827 see_handle_relevant_refs, see_analyze_one_def,
828 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
829 struct df_ref * with df_ref.
830 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
831 global_conflicts): Replaced struct df_ref * with df_ref.
832 * ddg.c (create_ddg_dep_from_intra_loop_link,
833 add_cross_iteration_register_deps, build_inter_loop_deps):
834 Replaced struct df_ref * with df_ref.
835 (create_ddg_dep_from_intra_loop_link,
836 add_cross_iteration_register_deps): Use macros to hide references
838 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
839 df_ref * with df_ref.
840 * df-core.c (df_bb_regno_first_def_find,
841 df_bb_regno_last_def_find, df_find_def, df_find_use,
842 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
843 debug_df_ref): Replaced struct df_ref * with df_ref.
844 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
845 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
847 * web.c (union_defs, entry_register, replace_ref, web_main):
848 Replaced struct df_ref * with df_ref.
849 (union_defs, replace_ref): Use macros to hide references to df_refs.
850 * global.c (compute_regs_asm_clobbered, build_insn_chain):
851 Replaced struct df_ref * with df_ref.
852 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
853 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
854 Replaced struct df_ref * with df_ref.
855 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
856 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
858 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
859 * df-byte-scan.c (df_compute_accessed_bytes_extract,
860 df_compute_accessed_bytes_strict_low_part,
861 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
862 Replaced struct df_ref * with df_ref.
863 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
864 * init-regs.c (initialize_uninitialized_regs): Replaced struct
865 df_ref * with df_ref.
866 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
867 check_dependency, check_dependencies, record_uses): Replaced
868 struct df_ref * with df_ref.
869 (invariant_for_use, check_dependency): Use macros to hide
870 references to df_refs.
871 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
872 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
873 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
874 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
875 references to df_refs.
876 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
878 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
879 * df-problems.c (df_rd_bb_local_compute_process_def,
880 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
881 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
882 df_chain_remove_problem, df_chain_create_bb_process_use,
883 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
884 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
885 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
886 df_byte_lr_simulate_artificial_refs_at_top,
887 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
888 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
889 df_simulate_uses, df_simulate_artificial_refs_at_end,
890 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
892 (df_chain_dump): Use macros to hide references to df_refs.
893 * config/mips/mips.c (r10k_simplify_address): Replaced struct
894 df_ref * with df_ref.
895 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
896 mark_artificial_uses, mark_reg_dependencies,
897 byte_dce_process_block): Replaced struct df_ref * with df_ref.
899 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
901 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
903 (array_ref_element_size): Likewise.
904 (array_ref_low_bound): Likewise.
905 (array_ref_up_bound): Likewise.
906 * expr.c (contains_packed_reference): Likewise.
907 (array_ref_element_size): Likewise.
908 (array_ref_low_bound): Likewise.
909 (array_ref_up_bound): Likewise.
910 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
911 with ARRAY_RANGE_REF.
912 (idx_find_step): Likewise.
913 (idx_record_use): Likewise.
914 (strip_offset_1): Likewise.
915 (idx_remove_ssa_names): Likewise.
917 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
918 Andi Kleen <ak@linux.intel.com>
920 * config/i386/cpuid.h (__cpuid_count): New defines.
921 * config/i386/driver-i386.c (struct cache_desc): New structure.
922 (describe_cache): Use struct cache_desc to pass cache descriptions.
923 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
924 (detect_caches_amd): Use struct cache_desc to describe caches.
925 (decode_caches_intel): Use struct cache_desc to pass cache
926 descriptions. Update descriptions to match latest (rev -032,
927 December 2007) CPUID documentation. Do not check valid bit here.
928 Check for Xeon MP value 0x49 problems.
929 (detect_caches_cpuid2): New function, split from detect_caches_intel.
930 Check valid bit before calling decode_caches_intel. Detect number
931 of times to repeat CPUID instruction.
932 (detect_caches_cpuid4): New function.
933 (detect_caches_intel): Depending on max_level, call
934 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
935 only when other methods fail to provide valid L2 cache description.
937 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
940 * pa.md (call, call_value): Generate an rtx for register r4 and pass
941 it to PIC call patterns.
942 (call_symref_pic): Revise pattern to expose PIC register save. Remove
943 code generation and attributes from pattern. Change peephole2 to split
944 for noreturn case. Revise split pattern for non noreturn case.
945 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
946 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
947 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
950 2008-10-11 David Edelsohn <edelsohn@gnu.org>
952 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
953 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
955 (divdf3): Reformat long line.
957 2008-10-11 Michael J. Eager <eager@eagercon.com>
959 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
961 (rs6000_handle_option): Process -mfpu options.
962 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
963 (enum fpu_type_t): New.
964 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
965 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
967 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
968 (floatdidf2): Add TARGET_SINGLE_FPU condition.
969 * config/rs6000/rs6000.opt (-mfpu): New.
971 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
972 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
973 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
974 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
975 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
977 2008-10-11 Jakub Jelinek <jakub@redhat.com>
980 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
981 LO_SUM on Darwin if mode has just one unit.
983 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
986 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
987 has been optimized out.
989 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
991 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
992 instead of PIC_DIRECT_ADDR_P.
993 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
994 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
995 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
996 (PIC_OFFSET_P): Rename to...
997 (PCREL_SYMOFF_P): ...this.
998 (PIC_DIRECT_ADDR_P): Delete.
999 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
1001 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
1002 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
1003 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
1004 * config/sh/sh.c (print_operand): Remove CONST handling.
1005 (unspec_caller_rtx_p): Rewrite to use split_const and check
1006 the operands of UNSPEC bases.
1007 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
1008 with (unspec [A B] UNSPEC_SYMOFF).
1009 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
1010 UNSPEC_PCREL_SYMOFF.
1011 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1012 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
1013 (UNSPEC_EXTRACT_U16): Likewise.
1014 (UNSPEC_SYMOFF): Likewise.
1015 (UNSPEC_PCREL_SYMOFF): Likewise.
1016 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
1018 (movsi_const_16bit): Likewise.
1019 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
1020 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
1021 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
1022 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
1023 with (unspec [A B] UNSPEC_SYMOFF).
1024 (symPLT_label2reg): Replace (minus A (minus B pc)) with
1025 (unspec [A B] PCREL_UNSPEC_SYMOFF).
1026 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
1027 (Csu): Likewise UNSPEC_EXTRACT_U16.
1028 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1029 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
1031 2008-10-10 Stepan Kasal <skasal@redhat.com>
1033 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
1034 for loop strip mining and loop blocking.
1036 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1038 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
1039 vary types depending on debug info.
1041 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1043 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
1044 before ensuring it's already computed.
1046 2008-10-09 Jakub Jelinek <jakub@redhat.com>
1048 * rtl.h (locator_eq): New decl.
1049 * cfglayout.c (locator_scope): New function.
1050 (insn_scope): Use it.
1051 (locator_eq): New function.
1052 (fixup_reorder_chain): Search for last insn in src bb
1053 that has locator set or first insn in dest bb. Use
1054 locator_eq instead of == to compare locators.
1055 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1056 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1057 == to compare locators.
1059 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1061 * gimple-low.c (lower_function_body, lower_gimple_return,
1062 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1063 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1064 goto_block on edges if goto_locus is known.
1067 * tree.h (get_object_alignment): Declare.
1068 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1069 get_object_alignment if needed.
1070 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
1072 (get_object_alignment): ... here. New function. Try harder to
1073 determine alignment from get_inner_reference returned offset.
1075 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1077 * graphite.c (gloog): Don't call find_unreachable_blocks
1078 before delte_unreachable_blocks.
1080 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1081 goto_locus of true_edge into RTL locator.
1083 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1085 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1086 (*jcc_btdi_mask_rex64): Ditto.
1088 (*jcc_btsi_mask): Ditto.
1089 (*jcc_btsi_1): Ditto.
1090 (*jcc_btsi_mask_1): Ditto.
1092 2008-10-08 Paul Brook <paul@codesourcery.com>
1094 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1095 compatible profiler (__gnu_mcount_nc).
1096 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1098 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1100 * config/i386/i386.c (initial_ix86_tune_features): Add
1101 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1102 * config/i386/i386.h (ix86_tune_indices): Likewise.
1103 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1105 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1106 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1107 for FP to FP splitters.
1109 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1111 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1114 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1118 PR rtl-optimization/37341
1119 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1120 to ORIG_BB, pass through ORIG_BB recursively.
1121 (cse_condition_code_reg): Adjust caller.
1123 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1125 * sdbout.c (sdbout_one_type): Treat the value type
1126 CONST_DECL for enumerals.
1128 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1130 * config/i386/i386.md: Remove trailing white spaces.
1132 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1134 PR rtl-optimization/37448
1135 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1136 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1138 (struct output_info) [count]: Renamed total_created and made
1140 (struct output_info) [size]: Renamed total_allocated and made
1142 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1143 Properly keep track of desc->size.
1144 (print_statistics, dump_alloc_pool_statistics): Enhance the
1145 printing of statistics to print the number of elements and to use
1148 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1151 * opts.h (CL_SAVE): Move up to flags range.
1152 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1153 CL_COMMON): Renumber.
1154 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1155 * opts.c (common_handle_option): Revert last change.
1157 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1159 * config/i386/i386-protos.h (ix86_schedule): New.
1161 * config/i386/i386.c (ix86_schedule): New.
1162 (override_options): Add schedule to processor_alias_table. Set
1163 ix86_schedule from the schedule field in processor_alias_table.
1164 (ix86_function_specific_save): Save ix86_schedule.
1165 (ix86_function_specific_restore): Restore ix86_schedule.
1167 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1168 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1171 * config/i386/i386.opt: Add schedule.
1173 * config/i386/ppro.md: Remove generic32.
1175 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1178 * expr.c (count_type_elements): Handle ERROR_MARK.
1180 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1185 * basic-block.h (struct edge_def): Add goto_block field.
1186 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1187 one insn with locus corresponding to edge's goto_locus if !optimize.
1188 * profile.c (branch_prob): Copy edge's goto_block.
1189 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1191 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1192 locator in between the merged basic blocks if !optimize and needed.
1193 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1194 goto_locus into RTL locator. For unconditional jump use that
1195 locator for the jump insn.
1196 (expand_gimple_cond): Convert goto_block and goto_locus into
1197 RTL locator for all remaining edges. For unconditional jump
1198 use that locator for the jump insn.
1199 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1200 there is more than one edge or insn locator along the forwarding
1201 edges and !optimize. If there is just one, set e->goto_locus.
1202 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1204 (move_block_to_fn): Adjust edge's goto_block.
1206 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1209 * expmed.c (expand_mult): Properly check DImode constant in
1212 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1215 * dwarf2out.c (common_block_die_table): New variable.
1216 (common_block_die_table_hash, common_block_die_table_eq): New
1218 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1219 COMMON block in the current scope rather than globally. Optimize
1220 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1221 DW_OP_addr SYMBOL_REF+off.
1223 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1225 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1226 Return true for non-addressable GIMPLE operands.
1228 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1231 * config/i386/i386.c (initial_ix86_tune_features): Remove
1232 X86_TUNE_USE_BIT_TEST.
1233 * config/i386/i386.h (ix86_tune_indices): Likewise.
1234 (TARGET_USE_BIT_TEST): Removed.
1236 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1238 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1240 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1242 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1243 (mul<mode>3_mul3): ... into this new template.
1245 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1247 * gimplify.c (gimplify_arg): Add location argument. Use it.
1248 (gimplify_call_expr): Pass location to gimplify_arg.
1249 (gimplify_modify_expr_to_memcpy): Same.
1250 (gimplify_modify_expr_to_memset): Same.
1252 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1254 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1255 Update calls to build_unary_op and build_indirect_ref for location
1258 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1261 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1262 * c-typeck.c (array_to_pointer_conversion): Pass location to
1264 (function_to_pointer_conversion): Use error_at and warning_at.
1265 (build_indirect_ref): Same.
1266 (build_array_ref): Pass location to build_binary_op.
1267 (parser_build_unary_op): Do not set location after calling
1269 (build_unary_op): Add location argument. Use it throughout. Set
1270 EXPR_LOCATION before returning new tree.
1271 (build_modify_expr): Same.
1272 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1274 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1275 build_indirect_ref, build_modify_expr.
1276 (c_finish_omp_for): Same. Use error_at instead of error.
1277 * c-common.c (c_common_truthvalue_conversion): Pass location to
1279 (warn_for_div_by_zero): Add location argument.
1280 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1281 build_unary_op, warn_for_div_by_zero.
1282 * c-parser.c (c_parser_typeof_specifier): Use
1283 protected_set_expr_location.
1284 (c_parser_statement_after_labels): Same.
1285 (c_parser_condition): Same.
1286 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1287 (c_parser_conditional_expression): Use protected_set_expr_location.
1288 (c_parser_unary_expression): Pass location to build_indirect_ref.
1289 (c_parser_postfix_expression_after_primary): Pass location to
1290 build_indirect_ref, build_unary_op.
1291 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1293 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1295 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1296 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1297 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1299 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1300 (mips_issue_rate): Handle PROCESSOR_R10000.
1301 * config/mips/mips.md (cpu): Add r10000.
1303 * config/mips/10000.md: New file.
1305 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1307 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1308 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1309 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1311 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1313 * config/darwin-protos.h (machopic_function_base_name): Delete.
1314 (machopic_function_base_sym): Likewise.
1315 (machopic_gen_offset): Declare.
1316 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1317 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1318 * config/darwin.c (machopic_function_base_name): Delete.
1319 (machopic_function_base_sym): Likewise.
1320 (gen_pic_offset): Rename to...
1321 (machopic_gen_offset): ...this and remove the pic_base argument.
1322 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1323 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1324 crtl->uses_pic_offset_table.
1325 (machopic_indirect_data_reference): Use new machopic_gen_offset
1327 (machopic_legitimize_pic_address): Likewise.
1328 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1330 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1331 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1332 * config/i386/i386.c (output_set_got): Likewise.
1333 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1335 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1336 (legitimate_address_p): Likewise.
1337 (output_pic_addr_const): Likewise.
1338 (output_addr_const_extra): Likewise.
1339 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1340 match an UNSPEC rather than a MINUS.
1341 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1342 (builtin_setjmp_receiver): Use machopic_gen_offset.
1343 * config/i386/predicates.md (pic_symbolic_operand): Handle
1344 UNSPEC_MACHOPIC_OFFSET.
1346 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1347 Use machopic_gen_offset and machopic_operand_p.
1348 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1349 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1350 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1351 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1352 Set crtl->uses_pic_offset_table.
1354 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1356 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1358 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1359 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1360 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1361 (constant_pool_expr_p): Use split_const and check the base.
1362 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1364 (legitimate_constant_pool_address_p): Check toc_relative_p
1365 instead of constant_pool_expr_p.
1366 (print_operand_address): Always use output_addr_const for
1367 constant pool addresses.
1368 (rs6000_output_addr_const_extra): New function.
1369 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1371 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1375 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1376 (mark_ref_live, mark_ref_dead): Use them.
1377 (def_conflicts_with_inputs_p): Remove.
1378 (mark_early_clobbers): New function.
1379 (process_bb_node_lives): Call preprocess_constraints and
1380 mark_early_clobbers.
1382 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1384 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1386 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1387 lib with -mthread switch.
1389 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1392 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1393 function in two, making it call a new and reusable
1394 dwarf2out_imported_module_or_decl() that takes the containing
1395 BLOCK of the declaration in argument.
1396 (dwarf2out_imported_module_or_decl_real): New function.
1397 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1398 IMPORTED_DECL in account.
1399 * tree.def: Added IMPORTED_DECL node type.
1400 * tree.h: Added accessors for IMPORTED_DECL nodes.
1401 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1403 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1405 * doc/gimple.texi: Fix some typos, wrap some long lines,
1406 fix some broken wraps with continuations.
1407 * tree-ssa-reassoc.c: Fix comment typos.
1409 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1412 * pa.c (legitimize_pic_address): Force function labels to memory in
1415 2008-10-04 Anton Blanchard <anton@samba.org>
1417 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1418 (rs6000_split_atomic_op): Same.
1419 (rs6000_split_compare_and_swap): Same.
1420 (rs6000_split_compare_and_swapqhi): Same.
1422 2008-10-04 Richard Guenther <rguenther@suse.de>
1424 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1425 instead of pointer equality.
1426 (vn_nary_op_eq): Likewise.
1428 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1430 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1432 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1433 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1435 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1437 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1438 Revert previous change.
1440 2008-10-03 Tom Tromey <tromey@redhat.com>
1442 * stringpool.c (ggc_alloc_string): Terminate string.
1444 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1446 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1447 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1448 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1451 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1454 2008-10-03 Pascal Obry <obry@adacore.com>
1456 * gcov.c (create_file_names): Properly handle UNIX and DOS
1457 directory separators.
1458 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1459 separator to '~' to ensure clean filenames on Windows.
1461 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1463 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1464 Add a null terminator to the stripped name.
1466 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1468 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1469 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1470 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1471 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1472 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1473 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1474 TARGET_SINGLE_FLOAT.
1476 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1478 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1480 2008-10-02 Richard Guenther <rguenther@suse.de>
1483 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
1484 and VECTOR_TYPE recurse with useless_type_conversion_p which
1485 properly handles void pointer conversion.
1487 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1490 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
1491 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
1493 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1495 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1496 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
1497 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
1498 they translate to non builtins.
1499 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
1500 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
1501 __builtin_vec_promote, __builtin_vec_extract, and
1502 __builtin_vec_insert.
1503 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
1504 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
1505 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
1506 * config/rs6000/altivec.h (vec_extract): Define
1507 (vec_insert): Define.
1508 (vec_splats): Define.
1509 (vec_promote): Define.
1511 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1512 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
1513 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1515 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
1517 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
1518 prototype. Add new parameter, blk.
1519 Use BLKmode for the MEM if blk is true.
1520 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
1521 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
1522 ALTIVEC_BUILTIN_STVRXL.
1523 Update usage of altivec_expand_lv_builtin.
1524 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
1525 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
1526 (altivec_init_builtins): If compiling for the Cell, also define the
1528 * config/rs6000/rs6000.h (rs6000_builtins): Define
1529 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
1530 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
1531 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
1532 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
1533 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
1534 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
1535 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
1536 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
1537 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
1538 UNSPEC_STVRX, and UNSPEC_STVRXL.
1539 (altivec_lvlx): New pattern.
1540 (altivec_lvlxl): New pattern.
1541 (altivec_lvrx): New pattern.
1542 (altivec_lvrxl): New pattern.
1543 (altivec_stvlx): New pattern.
1544 (altivec_stvlxl): New pattern.
1545 (altivec_stvrx): New pattern.
1546 (altivec_stvrxl): New pattern.
1547 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
1548 (vec_lvlxl): Likewise.
1549 (vec_lvrx): Define if PPU is defined.
1550 (vec_lvrxl): Likewise.
1551 (vec_stvlx): Define if PPU is defined.
1552 (vec_stvlxl): Likewise.
1553 (vec_stvrx): Define if PPU is defined.
1554 (vec_stvrxl): Likewise.
1556 2008-10-01 Geert Bosch <bosch@adacore.com>
1558 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
1560 2008-10-01 Richard Guenther <rguenther@suse.de>
1562 PR tree-optimization/37617
1563 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
1564 do not add to the NEW_SETS.
1566 2008-10-01 Richard Guenther <rguenther@suse.de>
1569 * tree-vrp.c (execute_vrp): If we optimized away the default
1570 case make sure to promote the label that got in place of it
1571 to a default case label.
1573 2008-10-01 Richard Henderson <rth@redhat.com>
1576 * tree-complex.c (set_component_ssa_name): Don't optimize
1577 is_gimple_min_invariant values with ssa_names in abnormal phis.
1579 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1581 PR tree-optimization/37662
1582 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
1583 commutative binary operation if they are in the wrong order and
1584 fold_build2 produces non-GIMPLE.
1586 2008-09-30 Jakub Jelinek <jakub@redhat.com>
1588 PR tree-optimization/37662
1589 PR tree-optimization/37663
1590 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
1591 get_value_range with non-SSA_NAME. Don't assert operands have been
1592 folded, instead just bail out.
1594 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1596 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
1598 2008-09-30 Richard Guenther <rguenther@suse.de>
1601 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
1602 build restrict-qualified pointers.
1603 (vectorizable_store): Move alias check later.
1604 (vectorizable_load): Likewise.
1606 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1608 * c-common.c (empty_if_body_warning): Remove.
1609 * c-common.h (empty_if_body_warning): Remove.
1610 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
1611 here the -Wempty-body warning for `if' and `else' statements.
1612 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
1614 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
1616 * config/i386/i386.opt: Add msse2avx.
1618 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
1619 * config/i386/linux64.h (ASM_SPEC): Likewise.
1621 * doc/invoke.texi: Document -msse2avx.
1623 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1625 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
1627 2008-09-29 Joseph Myers <joseph@codesourcery.com>
1629 * ifcvt.c (noce_emit_store_flag): If using condition from original
1630 jump, reverse it if if_info->cond was reversed.
1632 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1634 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1635 non-constant memory if it cannot be forced to constant memory.
1636 Overhaul surrounding code and factor out common condition.
1638 2008-09-29 Jeff Law <law@redhat.com>
1640 * reload1.c (alter_reg): Add missing curly braces.
1642 2008-09-29 Michael J. Eager <eager@eagercon.com>
1644 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1646 * config/rs6000/rs6000.c (rs6000_override_options): Move
1647 rs6000_init_hard_regno_mode_ok after all options changed.
1648 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1649 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1650 -msimple-fpu flags. Add warning messages if single FP not configured.
1651 (rs6000_file_start): Output gnu_attribute for single-float.
1652 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1653 (rs6000_legitimize_address): Likewise.
1654 (rs6000_legitimize_reload_address): Likewise.
1655 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1656 TARGET_SINGLE_FLOAT.
1657 (function_arg_advance): Likewise (partial conversion).
1658 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1659 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1660 TARGET_SINGLE_FLOAT.
1661 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1662 (rs6000_emit_prologue): Likewise.
1663 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1664 TARGET_SINGLE_FLOAT.
1665 (rs6000_libcall_value): Likewise.
1666 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1667 (TARGET_DOUBLE_FLOAT): New default to 1
1668 (TARGET_SIMPLE_FPU): New default to 0
1669 (TARGET_SINGLE_FPU): New default to 0
1670 (TARGET_SINGLE_FLOAT_MODE): New.
1671 (TARGET_DOUBLE_FLOAT_MODE): New.
1672 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1673 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1675 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1676 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1677 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1678 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1679 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1680 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1681 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1682 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1683 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1684 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1685 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1686 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1687 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1688 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1689 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1690 cmptf_internal1, *cmptf_internal2): Condition on
1691 TARGET_DOUBLE_FLOAT.
1692 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1693 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1694 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1695 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1696 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1697 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1698 TARGET_SINGLE_FLOAT.
1699 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1700 * config/rs6000/rs6000.opt (-msingle-float): New.
1701 (-mdouble-float): New.
1702 (-msimple-fpu): New.
1703 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1704 -msingle-float, -mdouble-float, -msimple-fpu options.
1705 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1706 _SOFT_DOUBLE for -msingle-float.
1707 * config.gcc: New config for target=powerpc-xilinx-eabi.
1709 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
1711 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
1712 have exit and entry.
1713 (new_scop): Take entry and exit edge to define new SCoP.
1714 (sd_region_p): New structure used during SCoP detection.
1715 (move_scops): Delete.
1716 (move_sd_regions): New.
1717 (scopdet_info): Change the definition from edges back to basic_blocks.
1718 (scopdet_edge_info): Work on basic_blocks and rename to
1719 scopdet_basic_block_info.
1720 (split_difficult_bb): At the moment removed. We should later
1721 add it at another place.
1722 (build_scops_1): Work on basic_blocks.
1723 (bb_in_sd_region): New.
1724 (find_single_entry_edge): New.
1725 (find_single_exit_edge): New.
1726 (create_single_entry_edge): New.
1727 (sd_region_without_exit): New.
1728 (create_single_exit_edge): New.
1729 (unmark_exit_edges): New.
1730 (mark_exit_edges): New.
1731 (create_sese_edges): New.
1732 (build_graphite_scops): New.
1733 (build_scops): Make SCoPs SESE.
1734 (limit_scops): Use the new functions.
1736 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
1738 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
1740 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1743 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
1744 address to a register before taking the lower part.
1746 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
1748 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
1751 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1752 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
1755 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
1756 the newly created variable.
1757 Create a VECTOR_CST of all 1s for vector types.
1759 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1762 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
1764 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1766 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
1767 order to convert between modes.
1768 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
1770 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
1772 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
1775 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
1778 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1782 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
1784 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
1785 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
1786 them to yield false with MIPS16.
1788 2008-09-26 Jakub Jelinek <jakub@redhat.com>
1791 * dwarf2out.c (tls_mem_loc_descriptor): New function.
1792 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
1793 mem_loc_descriptor failed. Accept UNSPEC.
1794 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
1795 fail if one of the loc_descriptor calls for pieces failed.
1796 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
1797 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
1798 if loc_descriptor_from_tree_1 on offset failed.
1801 * opts.c (common_handle_option): Don't call print_specific_help with
1802 CL_SAVE as first argument.
1804 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
1805 Steve Ellcey <sje@cup.hp.com>
1807 * configure: Regenerate for new libtool.
1808 * aclocal.m4: Ditto.
1810 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
1812 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
1813 alias set on MEM when saving stack pointer.
1814 * config/rs6000/rs6000.md (allocate_stack): Likewise
1816 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
1818 PR tree-optimization/37574
1819 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
1820 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
1821 instead of vector_type for constants. Take computation out of loop.
1822 (vect_get_vec_def_for_operand): Use only vectype for constant case,
1823 and use only vector_type for invariant case.
1824 (get_initial_def_for_reduction): Use vectype instead of vector_type.
1826 2008-09-25 Jakub Jelinek <jakub@redhat.com>
1829 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
1830 the decl is a VAR_DECL or FUNCTION_DECL.
1832 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1835 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1836 (mark_ref_live, mark_ref_dead): Use them.
1837 (def_conflicts_with_inputs_p): Remove.
1838 (mark_early_clobbers): New function.
1839 (process_bb_node_lives): Call preprocess_constraints and
1840 mark_early_clobbers.
1842 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
1844 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1847 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
1848 (ira_compress_allocno_live_ranges): New prototype.
1850 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
1851 (coalesced_allocnos_living_at_program_points): New.
1852 (coalesced_allocnos_live_at_points_p,
1853 set_coalesced_allocnos_live_points): New functions.
1854 (coalesce_spill_slots): Rewrite.
1856 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
1857 ira_compress_allocno_live_ranges): New functions.
1859 * ira-build.c (ira_flattening): Call
1860 ira_compress_allocno_live_ranges.
1863 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
1865 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
1868 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
1870 * combine.c (make_compound_operation): Handle the 'E' format.
1871 (count_rtxs): Likewise.
1872 (update_table_tick): Likewise.
1873 (get_last_value_validate): Likewise.
1875 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
1877 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
1879 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
1881 * matrix-reorg.c (transform_allocation_sites): Initializers
1882 added to avoid the warning.
1884 2008-09-25 Martin Jambor <mjambor@suse.cz>
1886 * cgraph.c (free_nodes): New variable.
1887 (NEXT_FREE_NODE): New macro.
1888 (cgraph_create_node): Reuse nodes from the free list. Do not
1889 update uid if doing so.
1890 (cgraph_remove_node): Add the node to the free list.
1892 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
1894 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1896 2008-09-24 Richard Henderson <rth@redhat.com>
1898 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
1899 * unwind-dw2.c (execute_stack_op): Handle it.
1901 2008-09-24 David Edelsohn <edelsohn@gnu.org>
1904 2008-09-24 Michael J. Eager <eager@eagercon.com>
1906 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
1908 * c-common.c (fname_decl): New location argument.
1909 * c-common.h (fname_decl): Same.
1910 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
1912 (c_parser_typeof_specifier): Same.
1913 (c_parser_parms_list_declarator): Same.
1914 (c_parser_asm_string_literal): Same.
1915 (c_parser_compound_statement_nostart): Same.
1916 (c_parser_label): Same.
1917 (c_parser_do_statement): Same.
1918 (c_parser_asm_statement): Same.
1919 (c_parser_unary_expression): Same.
1920 (c_parser_sizeof_expression): Same.
1921 (c_parser_postfix_expression): Same.
1922 (c_parser_pragma): Same.
1923 (c_parser_omp_clause_collapse): Same.
1924 (c_parser_omp_clause_num_threads): Same.
1925 (c_parser_omp_clause_schedule): Same.
1926 (c_parser_omp_all_clauses): Same.
1927 (c_parser_omp_sections_scope): Same.
1928 (c_parser_omp_for_loop): Same. Pass condition's location to
1929 c_objc_common_truthvalue_conversion.
1930 (c_parser_enum_specifier): Remove comment.
1932 2008-09-24 Michael J. Eager <eager@eagercon.com>
1934 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1936 * config/rs6000/rs6000.c (rs6000_override_options): Move
1937 rs6000_init_hard_regno_mode_ok after all options changed.
1938 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1939 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1940 -msimple-fpu flags. Add warning messages if single FP not configured.
1941 (rs6000_file_start): Output gnu_attribute for single-float.
1942 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1943 (rs6000_legitimize_address): Likewise.
1944 (rs6000_legitimize_reload_address): Likewise.
1945 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1946 TARGET_SINGLE_FLOAT.
1947 (function_arg_advance): Likewise.
1948 (function_arg): Likewise.
1949 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1950 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1951 TARGET_SINGLE_FLOAT.
1952 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1953 (rs6000_emit_prologue): Likewise.
1954 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1955 TARGET_SINGLE_FLOAT.
1956 (rs6000_libcall_value): Likewise.
1957 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1958 (TARGET_DOUBLE_FLOAT): New default to 1
1959 (TARGET_SIMPLE_FPU): New default to 0
1960 (TARGET_SINGLE_FPU): New default to 0
1961 (TARGET_SINGLE_FLOAT_MODE): New.
1962 (TARGET_DOUBLE_FLOAT_MODE): New.
1963 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1964 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1966 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1967 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1968 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1969 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1970 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1971 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1972 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1973 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1974 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1975 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1976 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1977 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1978 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1979 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1980 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1981 cmptf_internal1, *cmptf_internal2): Condition on
1982 TARGET_DOUBLE_FLOAT.
1983 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1984 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1985 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1986 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1987 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1988 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1989 TARGET_SINGLE_FLOAT.
1990 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1991 * config/rs6000/rs6000.opt (-msingle-float): New.
1992 (-mdouble-float): New.
1993 (-msimple-fpu): New.
1994 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1995 -msingle-float, -mdouble-float, -msimple-fpu options.
1996 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1997 _SOFT_DOUBLE for -msingle-float.
1998 * config.gcc: New config for target=powerpc-xilinx-eabi.
2000 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2002 * config/sparc/constraints.md: New file.
2003 * config/sparc/sparc.md: Include it.
2004 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
2005 (sparc_extra_constraint_check): Delete.
2006 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
2007 (memory_ok_for_ldd): New predicate.
2008 (sparc_extra_constraint_check): Delete.
2009 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
2010 (CONST_OK_FOR_LETTER_P): Likewise.
2011 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2012 (EXTRA_CONSTRAINT): Likewise.
2014 2008-08-23 Steve Ellcey <sje@cup.hp.com>
2016 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
2018 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2020 * alias.c (find_base_value): Use FIND_BASE_TERM.
2021 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
2023 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2025 * config/i386/i386.c: Include cselib.h.
2026 (ix86_pic_register_p): New function.
2027 (ix86_delegitimize_address): Use it to check for the PIC register.
2029 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2031 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
2032 * config/i386/i386.c (ix86_find_base_term): Don't check for
2033 SYMBOL_REF and LABEL_REF.
2035 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2037 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
2038 constant PLUS in a CONST.
2040 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
2042 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
2043 check for sibcall support for w64.
2045 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2047 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2049 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
2051 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
2052 parser_build_binary_op.
2053 * c-decl.c (build_enumerator): Pass location to build_binary_op.
2054 * c-typeck.c (build_array_ref): Same.
2055 (parser_build_unary_op): New location argument.
2056 (pointer_diff): Pass location to build_binary_op,
2057 c_objc_common_truthvalue_conversion.
2058 (build_modify_expr): Same.
2059 (build_unary_op): New location argument.
2060 (build_binary_op): New location argument.
2061 (c_objc_common_truthvalue_conversion): Pass location to
2062 c_*common_truthvalue_conversion.
2063 * c-convert.c (convert): Same.
2064 * c-common.c (binary_op_error): New location argument.
2065 (pointer_int_sum): Pass location to build_binary_op.
2066 (c_common_truthvalue_conversion): New location argument.
2067 (warn_for_sign_compare): Same.
2068 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2069 binary_op_error, build_binary_op, warn_for_sign_compare.
2070 * c-parser.c (c_parser_condition): Pass location to
2071 c_*common_truthvalue_conversion.
2072 (c_parser_conditional_expression): Save condition's location and pass
2074 (c_parser_binary_expression): Same, but for the binary operator's
2076 (c_parser_omp_for_loop): Pass location to
2077 c_objc_common_truthvalue_conversion.
2079 2008-09-23 Martin Jambor <mjambor@suse.cz>
2081 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2082 (cgraph_node_remove_callees): New temporary f. Hold the next item
2084 (cgraph_node_remove_callers): Likewise.
2086 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2087 (ipa_node_removal_hook): Likewise.
2089 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2090 gimple_call_copy_skip_args and moved to the gimple_call section.
2091 * gimple.c (gimple_copy_call_skip_args): Renamed to
2092 gimple_call_copy_skip_args. Changed al users.
2094 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2096 * ira-color.c (start_allocno_priorities): Rename to
2097 setup_allocno_priorities. Use costs and
2098 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2099 range lengths. Get rid off doubles.
2100 (ira_fast_allocations): Call start_allocno_priorities.
2102 2008-09-22 David Daney <ddaney@avtrex.com>
2105 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2106 register if TARGET_LONG_CALLS.
2108 2008-09-22 Richard Guenther <rguenther@suse.de>
2110 PR tree-optimization/37145
2111 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2112 value-numbering union accesses with their offset and size only.
2113 (visit_reference_op_load): Fix simplification of inserted conversions.
2114 * tree-ssa-pre.c (find_or_generate_expression): Do not
2115 recursively generate expressions if running FRE.
2117 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2119 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2120 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2123 2008-09-22 Richard Guenther <rguenther@suse.de>
2125 PR tree-optimization/37145
2126 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2127 (phi_translate_1): Constant fold references.
2129 2008-09-22 Ira Rosen <irar@il.ibm.com>
2131 PR tree-optimization/37482
2132 * tree-vectorizer.h (struct _slp_instance): Add new field.
2133 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2134 (get_earlier_stmt): New function.
2135 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2137 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2138 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2139 asserts that GSI points to the scalar statement being vectorized.
2140 Set new statement location according to GSI.
2141 (vect_schedule_slp_instance): Use GSI of
2142 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2144 2008-09-21 Jan Hubicka <jh@suse.cz>
2146 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2147 (ipcp_insert_stage): Update dead_nodes bitmap.
2149 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2152 * config/i386/t-cygming (SHLIB_LC): Remove.
2153 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2154 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2156 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2160 * final.c (mark_symbol_ref_as_used): New helper function.
2161 (output_operand): Instead of just looking inside MEMs for
2162 SYMBOL_REFs, use new helper function and for_each_rtx.
2163 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2164 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2165 Make head comment more general.
2166 * config/darwin.c (machopic_output_indirection): Handle weak
2167 references here, like in assemble_external.
2169 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2171 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2172 (sparc_emit_float_lib_cmp): Change return type.
2173 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2174 (gen_compare_operator): New function.
2175 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2176 the comparison sequence. Minor tweaks.
2177 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2178 that the final operator and the result of sparc_emit_float_lib_cmp
2179 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2180 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2181 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2182 result of sparc_emit_float_lib_cmp match for software TFmode.
2183 (movqicc, movhicc, movsicc, movdicc): Merge into...
2184 (mov<I:mode>cc): ...this.
2185 (movsfcc, movdfcc, movtfcc): Merge into...
2186 (mov<F:mode>cc): ...this.
2187 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2189 (mov<I:mode>_cc_v9): ...this.
2190 (movdi_cc_sp64_trunc): Delete.
2191 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2192 movdi_cc_reg_sp64): Merge into...
2193 (mov<I:mode>_cc_reg_sp64): ...this.
2194 (movsf_cc_sp64): Rename into...
2195 (movsf_cc_v9): ...this.
2196 (movdf_cc_sp64): Rename into...
2197 (movdf_cc_v9): ...this.
2198 (movtf_cc_hq_sp64): Rename into...
2199 (movtf_cc_hq_v9): ...this.
2200 (movtf_cc_sp64): Rename into...
2201 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2203 2008-09-21 Diego Novillo <dnovillo@google.com>
2205 * doc/gccint.texi: Include generic.texi and gimple.texi.
2207 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2208 (GIMPLE): Move to gimple.texi.
2209 (Annotations): Remove references to to stmt_ann_t and
2211 (SSA Operands): Rename from 'Statement Operands'.
2212 * doc/generic.texi: New.
2213 * doc/gimple.texi: New.
2214 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2215 * Makefile.in (TEXI_GCCINT_FILES):
2216 * gimple.c (gimple_copy_call_skip_args): Rename from
2217 giple_copy_call_skip_args. Update all users.
2218 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2220 2008-09-21 Ira Rosen <irar@il.ibm.com>
2222 PR tree-optimization/37539
2223 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2224 statement in related statement field only for the first load of the
2225 group of loads with the same data reference.
2227 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2229 * config/mips/mips.h (TUNE_OCTEON): New macro.
2230 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2231 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2232 * config/mips/octeon.md: New file.
2233 * config/mips/mips.md: Include octeon.md. Restore
2234 semi-alphabetical order of include files.
2236 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2239 * config/i386/i386.md (*jcc_fused_1): Removed.
2240 (*jcc_fused_2): Likewise.
2241 (*jcc_fused_3): Likewise.
2242 (*jcc_fused_4): Likewise.
2244 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2246 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2247 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2248 * target.h (gcc_target): Add ira_cover_classes.
2249 * ira.c: Remove IRA_COVER_CLASSES guards.
2250 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2251 instead of IRA_COVER_CLASSES.
2252 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2253 (setup_class_translate): Likewise.
2254 (setup_reg_class_intersect_union): Likewise.
2255 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2256 test of targetm.ira_cover_classes.
2257 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2258 of IRA_COVER_CLASSES.
2259 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2260 (TARGET_INITIALIZER): Include it.
2261 * targhooks.h (default_ira_cover_classes): Declare.
2262 * targhooks.c (default_ira_cover_classes): New function.
2264 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2266 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2268 2008-09-19 Ian Lance Taylor <iant@google.com>
2270 * varasm.c (narrowing_initializer_constant_valid_p): Return
2271 NULL_TREE if ENDTYPE is not an integer.
2273 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2276 * tree-ssa.c (execute_update_addresses_taken): Also update
2277 DECL_GIMPLE_REG_P for vector and complex types.
2279 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2280 Jan Hubicka <jh@suse.cz>
2283 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2284 empty before freeing them.
2285 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2287 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2289 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2290 * config/xtensa/predicates.md (tls_symbol_operand): New.
2291 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2292 (TARGET_CANNOT_FORCE_MEM): Define.
2293 (xtensa_tls_symbol_p): New.
2294 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2295 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2296 (xtensa_tls_module_base): New.
2297 (xtensa_call_tls_desc): New.
2298 (xtensa_legitimize_tls_address): New.
2299 (xtensa_legitimize_address): Handle TLS symbols.
2300 (xtensa_tls_referenced_p_1): New.
2301 (xtensa_tls_referenced_p): New.
2302 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2304 (XTENSA_BUILTIN_THREAD_POINTER): New.
2305 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2306 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2307 builtin. Add declarations for __builtin_thread_pointer and
2308 __builtin_set_thread_pointer.
2309 (xtensa_fold_builtin): Recognize new builtins.
2310 (xtensa_expand_builtin): Expand new builtins.
2311 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2312 (TARGET_THREADPTR): Define.
2313 (HAVE_AS_TLS): Define default value.
2314 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2315 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2316 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2317 (UNSPECV_SET_TP): New.
2318 (sym_TPOFF, sym_DTPOFF): New.
2319 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2320 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2321 * configure: Regenerated.
2323 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2326 * config/ia64/ia64.c (ia64_optimization_options): Move
2327 checking and setting flag_schedule_insns_after_reload and
2328 ia64_flag_schedule_insns2 back to ...
2329 (ia64_override_options): Here.
2331 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2334 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2335 zero extend count after the correction to it is done.
2336 (doloop_optimize): Update call to doloop_modify, don't zero extend
2339 2008-09-18 Martin Jambor <mjambor@suse.cz>
2341 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2343 * ipa-prop.c: Correct comments.
2344 * ipa-prop.h: Likewise.
2346 2008-09-18 Jan Hubicka <jh@suse.cz>
2349 * ipa-reference.c (ipa_reference_local_vars_info_d,
2350 ipa_reference_global_vars_info_d,
2351 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2352 ipa_reference_vars_info_t): Move here from ipa-reference.h
2353 (node_duplication_hook_holder, node_removal_hook_holder): New.
2354 (get_reference_vars_info_from_cgraph): Rename to ...
2355 (get_reference_vars_info): ... this one, use cgraph uids.
2356 (get_local_reference_vars_info, get_global_reference_vars_info):
2357 Use cgraph instead of decl.
2358 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2360 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2361 ipa_reference_get_written_global,
2362 ipa_reference_get_not_written_global): Use cgraph argument.
2363 (check_call): Simplify avail check.
2364 (scan_stmt_for_static_refs): Update.
2365 (propagate_bits): Update.
2366 (merge_callee_local_info): Remove.
2367 (init_function_info): Use cgraph nodes.
2368 (clean_function_local_data): Break out from ...
2369 (clean_function): ... here.
2370 (copy_local_bitmap, copy_global_bitmap): New functions.
2371 (duplicate_node_data, remove_node_data): New functions.
2372 (generate_summary): Register hooks; use visibility instead of
2374 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2375 * ipa-reference.h (ipa_reference_local_vars_info_d,
2376 ipa_reference_global_vars_info_d,
2377 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2378 ipa_reference_vars_info_t): Move to ipa-reference.c
2379 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2381 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2382 ipa_reference_get_not_read_global,
2383 ipa_reference_get_not_written_global): Update prototype.
2384 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2385 (init_state): Remove.
2386 (node_duplication_hook_holder, node_removal_hook_holder): New.
2387 (get_function_state, set_function_state): Use VECtor.
2388 (analyze_function): Check body availability.
2389 (add_new_function): Likewise.
2390 (duplicate_node_data, remove_node_data): New.
2391 (generate_summary): Register hooks; do not care about clones.
2392 (propafate): Do not care about clones; recursive functions are
2394 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2395 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2396 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2398 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2399 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2400 Update call of ipa-reference accesors.
2402 2008-09-18 Simon Baldwin <simonb@google.com>
2404 * c-opts.c (c_common_handle_option): Add handling for
2405 -Wbuiltin-macro-redefined command line option.
2406 * c.opt: Added builtin-macro-redefined option.
2407 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2410 2008-09-18 Richard Guenther <rguenther@suse.de>
2412 PR tree-optimization/37258
2413 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2414 and signedness for integral types.
2415 (vn_phi_eq): Require compatible types.
2417 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2420 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2421 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2423 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2424 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2425 ggc_free other TREE_LIST nodes from that chain.
2426 * function.c (instantiate_decls): Instantiate also DECL_RTL
2427 of vars in cfun->local_decls, free that list afterwards.
2429 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2431 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2432 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2434 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2436 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2437 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2439 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2441 PR tree-optimization/37102
2442 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2443 from a node. Check to see if another PHI is dead.
2444 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2445 remove real PHIs which have no uses.
2446 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2448 2008-09-18 Richard Guenther <rguenther@suse.de>
2451 * tree-cfg.c (remove_useless_stmts_1): Remove
2452 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2454 2008-09-18 Nick Clifton <nickc@redhat.com>
2456 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2457 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2458 to frv_secondary_reload_class.
2459 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2460 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2461 (frv_secondary_reload_class): Omit unused parameter.
2462 (frv_secondary_reload): New function. Handle the case when
2463 secondary_reload_class() is called before the reload_(in|out)
2464 _optabs have been initialised.
2465 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2467 * config/frv/frv.md: Define an exclusion set between fr550_m0
2470 2008-09-18 Richard Guenther <rguenther@suse.de>
2472 PR tree-optimization/37456
2473 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2474 want to insert after ends a BB insert on the single fallthru
2477 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2479 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2480 Mention -march=z9-109, z9-ec and z10.
2482 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
2484 PR rtl-optimization/37544
2485 * regrename.c (maybe_mode_change): Exit early when copy_mode
2486 is narrower than orig_mode and narrower than new_mode.
2488 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
2491 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
2493 * sched-rgn.c (ref_counts): Remove.
2494 (insn_referenced): New static variable.
2495 (INSN_REF_COUNT): Remove.
2496 (sched_run_compute_dependencies): Use insn_referenced instead of
2498 (add_branch_dependences): Likewise. Delete dead assignment.
2500 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
2502 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
2503 consumer is an asm. Add comment why this is important.
2504 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
2505 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2507 2008-09-17 Joseph Myers <joseph@codesourcery.com>
2509 * expr.c (emit_group_store): Do not shift before moving via a
2512 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
2514 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
2515 from aggregate to non-aggregate type if the bit pattern is not fully
2516 preserved afterwards.
2518 2008-09-17 Richard Guenther <rguenther@suse.de>
2520 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
2521 (verify_gimple_assign): ... this. Split into ...
2522 (verify_gimple_assign_unary): ... this,
2523 (verify_gimple_assign_binary): ... that,
2524 (verify_gimple_assign_single): ... and this.
2525 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
2526 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
2527 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
2528 (verify_types_in_gimple_reference): Be forgiving with
2530 (verify_gimple_phi): Deal with virtual operands.
2532 * tree.def (PREDICT_EXPR): Change to tcc_expression.
2534 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2536 * tree.c (get_callee_fndecl): Don't call the language hook.
2537 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
2538 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
2539 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
2541 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2543 * tree.c (protected_set_expr_location): Don't unnecessarily
2544 check for error_mark_node.
2546 2008-09-17 Art Haas <ahaas@impactweather.com>
2548 * ipa-reference.c (analyze_function): Declare step only if
2549 ENABLE_CHECKING is defined.
2551 2008-09-17 Jan Hubicka <jh@suse.cz>
2554 * tree.h (DECL_INLINE): remove.
2555 (DECL_DECLARED_INLINE_P): Update docs.
2556 (DECL_NO_INLINE_WARNING_P): new.
2557 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
2558 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
2560 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2561 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2564 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
2567 2008-09-17 Jan Hubicka <jh@suse.cz>
2569 * ipa-reference.c (ipa_obstack): Remove.
2570 (local_info_obstack, global_info_obstack): New.
2571 (add_static_var): We now handle variables only.
2572 (mark_address_taken, mark_load, mark_store): New functions based on ...
2573 (check_operand): ... remove.
2574 (get_asm_stmt_operands): Rename to ...
2575 (check_asm_memory_clobber): ... this. Look only for memory clobber.
2576 (scan_stmt_for_static_refs): Rewrite.
2577 (scan_op_for_static_refs): Rename to ...
2578 (scan_initializer_for_static_refs): do not look for VAR_DECL
2579 initializers; stop recursion on types and decls.
2580 (ipa_init): Use proper obstacks.
2581 (analyze_variable): Use scan_initializer_for_static_refs.
2582 (init_function_info): Use local obstack.
2583 (analyze_function): Simplify.
2584 (add_new_function): We don't need visited_nodes obstack.
2585 (generate_summary): Use proper obstacks; cleanup after propagation.
2587 2008-09-17 Richard Guenther <rguenther@suse.de>
2590 PR tree-optimization/37491
2591 * alias.c (get_alias_set): Use the canonical type.
2592 * tree-vect-transform.c (vectorizable_store): Use the type of
2593 the lhs for the vector type. Adjust checking.
2594 (vectorizable_load): Adjust checking.
2596 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2597 Adam Nemet <anemet@caviumnetworks.com>
2599 PR rtl-optimization/37483
2600 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
2601 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
2602 Rearrange code to better match the original comment. Check
2603 t_unconditional first. Improve comment.
2605 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2608 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
2609 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
2612 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
2613 GIMPLE_TRY if cleanup sequence is empty.
2615 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
2618 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
2619 eliminate IV if the cost are the same.
2621 2008-09-16 Richard Guenther <rguenther@suse.de>
2624 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
2627 2008-09-16 Richard Guenther <rguenther@suse.de>
2629 PR tree-optimization/37508
2630 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
2632 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
2634 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
2636 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2638 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
2639 use gen_floatdidf2 directly.
2640 (floatunssidf2): Likewise.
2641 (floatsidf_ppc64_mfpgpr): Remove.
2642 (floatsidf_ppc64): Remove.
2643 (floatunssidf_ppc64): Remove.
2645 2008-09-15 Jakub Jelinek <jakub@redhat.com>
2647 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
2648 rather than update_cost_queue.
2650 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
2651 in every call starting with the second one, instead of only when
2652 alias_bitmap_obstack.elements != NULL.
2654 * tree-predcom.c (filter_suitable_components): Free all refs in
2655 act->refs vector before calling release_component.
2656 (add_ref_to_chain): Free ref if not adding it to chain->refs.
2658 * tree-data-ref.c (free_subscripts): Free all subscript objects.
2660 * tree-loop-linear.c (linear_transform_loops): Initialize
2661 lambda_obstack only after calling perfect_loop_nest_depth.
2662 Goto free_and_continue instead of just continue for later failures.
2665 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
2668 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
2670 2008-09-14 Andreas Schwab <schwab@suse.de>
2672 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
2674 2008-09-14 Jan Hubicka <jh@suse.cz>
2676 * invoke.texi (-fconserve-stack): Document.
2677 * opts.c (decode_options): Handle conserve_stack.
2678 * common.opt (fconvserve_stack): New.
2680 2008-09-14 David Edelsohn <edelsohn@gnu.org>
2682 * config.host: Add x-aix to host_xmake_file.
2683 * config/rs6000/t-aix52: Do not override LDFLAGS.
2684 * config/rs6000/x-aix: New file.
2686 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
2692 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
2693 is not recognized as a valid register usage. Allow REG_X to be used
2695 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
2696 forces a reload when using a base register.
2698 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
2700 * config/i386/cygming-crtend.c (register_frame_ctor): If
2701 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
2702 directly with atexit.
2703 (deregister_frame_ctor): Rename to ...
2704 (deregister_frame_dtor): Use to call __gcc_deregister_frame
2705 if !DEFAULT_USE_CXA_ATEXIT.
2707 2008-09-13 Jan Hubicka <jh@suse.cz>
2709 * cgraph.c: Include value-prof.h
2710 * Makefile.in (cgraph.o): Add value-prof.h dependency.
2712 2008-09-13 Jan Hubicka <jh@suse.cz>
2715 * tree-profile.c (add_abnormal_goto_call_edges): New function.
2716 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
2717 tree_gen_one_value_profiler, tree_gen_average_profiler,
2718 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
2720 2008-09-13 Jan Hubicka <jh@suse.cz>
2722 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
2723 too many bytes on misalligned blocks.
2725 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2727 * doc/cfg.texi: Fix some typos.
2728 * doc/extend.texi: Likewise.
2729 * doc/install.texi: Likewise.
2730 * doc/invoke.texi: Likewise.
2731 * doc/rtl.texi: Likewise.
2732 * doc/tree-ssa.texi: Likewise.
2734 2008-09-13 Richard Guenther <rguenther@suse.de>
2737 * tree-nested.c (finalize_nesting_tree_1): Generate valid
2738 gimple stores for memory rhs.
2740 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
2742 PR rtl-optimization/37489
2743 * cse.c (fold_rtx): Don't return const_true_rtx for float
2744 compare if FLOAT_STORE_FLAG_VALUE is undefined.
2746 2008-09-13 Jan Hubicka <jh@suse.cz>
2748 PR tree-optimization/37392
2749 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
2751 2008-09-13 Martin Jambor <mjambor@suse.cz>
2752 Jan Hubicka <jh@suse.cz>
2754 * cgraph.c (free_edges): New variable.
2755 (NEXT_FREE_EDGE): New macro.
2756 (cgraph_free_edge): New function.
2757 (cgraph_remove_edge): Call cgraph_remove_edge_1.
2758 (cgraph_node_remove_callees): Likewise.
2759 (cgraph_node_remove_callers): Likewise.
2760 (cgraph_create_edge): Reuse edges from the free list. Do not
2761 update uid if doing so.
2762 (cgraph_remove_*_hook): Add free call.
2764 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
2766 * ira-color.c (conflict_allocno_vec): Delete.
2767 (update_cost_queue_elem): New structure.
2768 (update_cost_queue): New variable.
2769 (update_cost_queue_tail): Likewise.
2770 (update_cost_queue_elems): Likewise.
2771 (allocno_update_cost_check): Delete.
2772 (initiate_cost_update): Allocate update_cost_queue_elems
2773 instead of allocno_update_cost_check.
2774 (finish_cost_update): Update the free()s accordingly.
2775 (start_update_cost): New function.
2776 (queue_update_cost): Likewise.
2777 (get_next_update_cost): Likewise.
2778 (update_copy_costs_1): Inline into...
2779 (update_copy_costs): ...here. Use a queue instead of recursive calls.
2780 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
2781 once we've established they are equal. Don't allocate update
2782 costs if there is nothing to add to them.
2783 (update_conflict_hard_regno_costs): Remove ALLOCNO and
2784 DIVISOR arguments. Use a queue instead of recursive calls;
2785 process all the allocnos in the initial queue, rather than
2787 (assign_hard_reg): Use queue_update_cost instead of
2788 conflict_allocno_vec. Queue coalesced allocnos instead
2789 of calling update_conflict_hard_regno_costs for each one.
2790 Just call update_conflict_hard_regno_costs once for the
2792 (ira_color): Remove conflict_allocno_vec handling.
2794 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2796 PR tree-optimization/37484
2797 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
2798 (save_var_name): Same.
2799 (initialize_cloog_names): Same.
2800 (initialize_cloog_names): Same.
2802 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2804 * tree-scalar-evolution.c (set_instantiated_value): Set
2807 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
2811 * ira-build.c (common_loop_tree_node_dominator): Remove.
2812 (copy_live_ranges_to_removed_store_destinations): New function.
2813 (regno_top_level_allocno_map): Move to top level from ...
2814 (ira_flattening): ... here. Use
2815 copy_live_ranges_to_removed_store_destinations.
2817 * ira-emit.c (generate_edge_moves): Fix a comment.
2819 2008-09-12 Anatoly Sokolov <aesok@post.ru>
2822 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
2823 scratch register after 'set' pattern.
2825 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2827 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
2828 information passed to mark_reg_pointer.
2829 * explow.c (force_reg): Likewise.
2831 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2833 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
2834 when building for the celledp architecture.
2836 2008-09-12 Richard Guenther <rguenther@suse.de>
2838 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
2840 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
2842 PR rtl-optimization/37424
2843 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
2844 the regnos instead of the addresses.
2846 2008-09-11 Janis Johnson <janis187@us.ibm.com>
2848 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
2850 2008-09-11 Richard Guenther <rguenther@suse.de>
2852 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
2853 entering the weaker equivalence recording.
2855 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
2857 2008-09-11 Jeff Law <law@redhat.com>
2859 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
2860 by assign_stack_local on the IRA path for stack slot sharing
2861 as well as the non-IRA path.
2863 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
2865 * config/i386/i386.h: Fix whitespace issues.
2867 2008-09-11 Martin Jambor <mjambor@suse.cz>
2869 * ipa-prop.h (struct ipa_param_flags): Removed.
2870 (struct ipa_param_descriptor): New structure.
2871 (struct ipa_node_params): ipcp_lattices, param_decls and
2872 param_flags moved to ipa_param_description.
2873 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
2874 descriptors. Renamed all users.
2875 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
2876 changed to access descriptors. Renamed all users.
2877 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
2878 to access descriptors. Renamed all users.
2879 * ipa-cp.c (ipcp_init_cloned_node): Call
2880 ipa_initialize_node_params instead of ipa_count_formal_params and
2881 ipa_create_param_decls_array.
2882 (ipcp_analyze_node): Likewise.
2883 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
2884 descriptors. Renamed all users.
2885 (ipcp_initialize_node_lattices): Remove allocation.
2886 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2887 ipa_initialize_node_params instead of ipa_count_formal_params and
2888 ipa_create_param_decls_array.
2889 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
2890 ipa_populate_param_decls, made static, added parameter info,
2891 renamed mt to node, removed allocation, changed to use
2893 (ipa_count_formal_params): Made static, added parameter info,
2895 (ipa_initialize_node_params): New function.
2896 (ipa_check_stmt_modifications): Changed to use descriptors.
2897 (ipa_detect_param_modifications): Removed allocation, changed to
2899 (ipa_note_param_call): Changed to use descriptors.
2900 (ipa_analyze_params_uses): Removed allocation.
2901 (ipa_free_node_params_substructures): Changed to use descriptors.
2902 (ipa_edge_duplication_hook): Use the unused attribute.
2903 (ipa_node_duplication_hook): Use the unused attribute, changed to
2904 use descriptors, changed to duplicate descriptors.
2906 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
2907 changed all callers. Call ipa_propagate_indirect_call_infos if doing
2908 indirect inlining. Made static.
2909 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
2910 functions called only once.
2911 (cgraph_decide_recursive_inlining): Don't call
2912 ipa_propagate_indirect_call_infos, pass new_edges to
2913 cgraph_mark_inline_edge instead.
2914 (cgraph_decide_inlining_of_small_functions): Don't call
2915 ipa_propagate_indirect_call_infos, pass new_edges to
2916 cgraph_mark_inline_edge instead.
2917 (cgraph_decide_inlining): Don't call
2918 ipa_propagate_indirect_call_infos.
2919 * ipa-prop.c: Check that vectors are allocated.
2921 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
2922 iff a new cgraph edges have been created.
2923 (cgraph_decide_inlining): New variable redo_always_inline.
2924 Flattening and always_inlining loop until callgraph stabilizes.
2925 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
2926 true iff new cgraph edges have been created.
2927 (propagate_info_to_inlined_callees): Likewise.
2928 (ipa_propagate_indirect_call_infos): Likewise.
2930 2008-09-11 Richard Guenther <rguenther@suse.de>
2932 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
2933 (set_prologue_iterations): Likewise.
2934 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2936 (vect_update_init_of_dr): Likewise.
2937 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
2939 * fold-const.c (fold_unary): Do not generate calculations
2942 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
2944 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
2945 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
2946 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
2948 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
2950 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
2951 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
2952 before finalizing the changes.
2953 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
2955 (simplify_truth_ops_using_ranges): New.
2956 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
2957 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
2958 whether a simplification was made.
2959 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
2960 use a switch statement and also call simplify_truth_ops_using_ranges.
2962 2008-09-11 Jan Hubicka <jh@suse.cz>
2964 * ggc-common.c (loc_array): Make static.
2965 * dce.c (rest_of_handle_ud_dce): Free worklist.
2967 2008-09-11 Jan Hubicka <jh@suse.cz>
2969 * cgraph.c (cgraph_release_function_body): Plug memory leak on
2970 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
2971 function so we are sure we do not dangle it forever.
2972 * function.c (outer_function_chain, find_function_data): Remove.
2973 (function_context_stack): New.
2974 (push_function_context, pop_function_context): Update.
2975 * function.h (struct function): Remove pointer outer.
2976 (outer_function_chain, find_function_data): Remove.
2977 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
2979 2008-09-11 Jan Hubicka <jh@suse.cz>
2982 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
2984 2008-09-11 Jan Hubicka <jh@suse.cz>
2986 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
2988 2008-09-11 Jan Hubicka <jh@suse.cz>
2990 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
2991 (free_var_map_entry): New function.
2992 (redirect_edge_var_map_destroy): Use it.
2994 2008-09-11 Jan Hubicka <jh@suse.cz>
2997 * tree-inline.c (add_lexical_block): Replace with ...
2998 (prepend_lexical_block): ... prepend at begginig.
2999 (remap_blocks): Use it and reverse later.
3000 (expand_call_inline): Use prepend_lexical_block.
3002 2008-09-11 Jan Hubicka <jh@suse.cz>
3004 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
3006 2008-09-11 Jan Hubicka <jh@suse.cz>
3008 * function.c (free_after_compilation): Call insn_locators_free.
3009 * cfglayout.c (insn_locators_free): New function.
3010 * rtl.h (insn_locators_free): Declare.
3012 2008-09-11 Jan Hubicka <jh@suse.cz>
3014 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
3016 (cond_move_process_if_block): Update call.
3018 2008-09-11 Jan Hubicka <jh@suse.cz>
3020 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
3021 * vec.c: Include hashtab.h
3022 (vec_descriptor, ptr_hash_entry): New structures.
3023 (vec_desc_hash, vec_ptr_map): New static variables.
3024 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
3025 register_overhead, free_overhead, vec_heap_free): New functions.
3026 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
3027 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
3028 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
3031 2008-09-11 Ira Rosen <irar@il.ibm.com>
3033 PR tree-optimization/37474
3034 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
3035 length of load permutation.
3037 2008-09-11 Andreas Schwab <schwab@suse.de>
3039 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
3041 2008-09-11 Jakub Jelinek <jakub@redhat.com>
3044 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
3045 * dse.c (find_shift_sequence): Use extract_low_bits instead of
3046 simplify_gen_subreg.
3048 2008-09-11 Ira Rosen <irar@il.ibm.com>
3050 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
3053 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3056 * gimplify.c (gimplify_body): Call default_rtl_profile.
3059 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3060 instead of tok->val.node if not expanding to something else. Handle
3061 intervening CPP_PADDING tokens.
3062 (altivec_categorize_keyword): Remove unneeded comparisons.
3064 2008-09-10 Richard Guenther <rguenther@suse.de>
3066 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3068 2008-09-10 Richard Guenther <rguenther@suse.de>
3071 * tree-inline.c (insert_init_stmt): Make sure to not
3072 insert invalid gimple stores.
3074 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3076 PR tree-optimization/37388
3077 * toplev.c (process_options): Fail and warn when graphite
3078 flags are used, but the compiler has not been configured
3079 with graphite libraries.
3080 * graphite.c (graphite_transform_loops): Remove printfs
3081 to dump_file for the case when graphite is not available.
3083 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3086 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3087 the even element into register.
3088 (ix86_expand_vector_init_general): Don't use
3089 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3090 if we can't move from GPR to SSE register directly.
3092 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3094 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3095 not lose track of the number of NOPs needed. Number of NOPs needed
3096 for sync vs. loads workaround was switched; corrected. Run second
3097 pass for all workarounds. No NOPs needed after call insns. Change
3098 second pass to use find_next_insn_start and find_load helpers in order
3099 to properly detect parallel insns.
3100 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3102 2008-09-10 Jan Hubicka <jh@suse.cz>
3104 * value-prof.c (gimple_ic): Fix tuplification bug.
3105 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3108 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3110 PR tree-optimization/37353
3111 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3112 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3113 calls instead of cond_dead_built_in_calls.
3114 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3115 initalize the vector only before adding first entry. Use VEC_safe_push
3116 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3117 shrink_wrap_conditional_dead_built_in_calls call.
3119 2008-09-10 Ira Rosen <irar@il.ibm.com>
3121 PR tree-optimization/37385
3122 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3123 argument, and use it as a vector type if not NULL.
3124 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3126 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3127 additional argument.
3128 (vectorizable_load): Likewise.
3130 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3132 * config/i386/i386.md (SWI32): New mode iterator.
3133 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3136 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3138 PR rtl-optimization/37435
3139 * caller-save.c (insert_restore, insert_save): Check the mode by
3142 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3145 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3147 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3150 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3152 * doc/invoke.texi (ARM Options): Correct errors in discussion
3153 of -mfloat-abi, -mhard-float, and -msoft-float.
3155 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3156 Jan Hubicka <jh@suse.cz>
3159 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3160 calling gimple_regimplify_operands on it. Iterate over all newly
3161 added statements, not just the last one.
3162 (insert_init_stmt): Insert stmt into seq first, then call
3163 gimple_regimplify_operands on it. Don't create new gimplification
3164 context, nor find referenced vars.
3166 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3169 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3170 to pointer to vector pointer.
3171 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3172 propagate_info_to_inlined_callees): Likewise.
3173 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3174 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3175 ipa_check_create_edge_args.
3176 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3177 argument to pointer to vector pointer.
3178 (cgraph_decide_inlining_of_small_function): Adjust
3179 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3183 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3184 optimizing for size, not speed.
3186 PR rtl-optimization/37408
3187 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3188 if parm is promoted.
3190 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3192 PR tree-optimization/37375
3193 * tree-scalar-evolution.c (scev_info_str): Add field
3195 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3196 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3197 set_instantiated_value): Pass instantiated_below.
3198 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3200 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3201 the definitions are not instantiated.
3203 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3204 (block_before_loop): New.
3205 * tree-data-ref.c (dr_analyze_indices): Update uses of
3207 * graphite.c (block_before_scop): New.
3208 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3209 basic block, not a loop for determining the parameters.
3210 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3212 (idx_record_params, find_params_in_bb, find_scop_parameters,
3213 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3214 to instantiate_scev.
3216 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3218 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3222 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3224 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3225 Check zero freq and increase if necessary.
3227 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3229 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3230 regno is in the right range. Add comments.
3232 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3234 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3236 * mips-tfile.c (copy_object): Cast alloca result to int *.
3237 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3239 Rename class to sclass.
3240 (read_tfile): Cast read_seek return values to proper types.
3241 Cast xcalloc return value to proper type.
3243 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3245 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3246 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3247 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3249 2008-09-09 Jan Hubicka <jh@suse.cz>
3251 * profile.c (is_edge_inconsistent): Add debug output; ignore
3252 negative count on fake edges.
3253 (is_inconsistent): Add debug output.
3255 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3257 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3259 (choose_ready): When first insn is chosen from the ready list, also
3262 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3264 PR rtl-optimization/37360
3265 * haifa-sched.c (max_issue): Do not assert that we never issue more
3266 insns than issue_rate. Add comment.
3268 2008-09-09 Richard Guenther <rguenther@suse.de>
3270 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3271 (verify_types_in_gimple_call): Rename to ...
3272 (verify_gimple_call): ... this. Enhance.
3273 (verify_types_in_gimple_cond): Remove.
3274 (verify_gimple_comparison): New function ...
3275 (verify_types_in_gimple_assign): ... split out from here.
3276 (verify_types_in_gimple_return): Rename to ...
3277 (verify_gimple_return): ... this. Enhance.
3278 (verify_types_in_gimple_switch): Rename to ...
3279 (verify_gimple_switch): ... this. Enhance.
3280 (verify_gimple_goto): New function.
3281 (verify_types_in_gimple_phi): Rename to ...
3282 (verify_gimple_phi): ... this. Enhance.
3283 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3284 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3285 (verify_types_in_gimple_seq_2): Remove cases handled in
3286 verify_types_in_gimple_stmt.
3288 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3290 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3291 (push_multiple_operation, pop_multiple_operation): Set it.
3292 (workaround_rts_anomaly): New function.
3293 (workaround_speculation): New function, broken out of bfin_reorg.
3294 (bfin_reorg): Call the new functions.
3296 2008-09-09 Richard Guenther <rguenther@suse.de>
3300 * gimplify.c (gimplify_conversion): Change conversions of
3301 non-register type to VIEW_CONVERT_EXPRs.
3302 (gimplify_addr_expr): If we need to make the operand
3303 addressable make sure to use a properly initialized
3304 temporary for that so it gets a valid gimple store.
3306 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3308 * function.h (struct function): Add function_start_locus.
3309 * cfgexpand.c (gimple_expand_cfg): Use it.
3310 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3312 2008-09-09 Richard Guenther <rguenther@suse.de>
3314 PR tree-optimization/37433
3315 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3318 2008-09-09 Richard Guenther <rguenther@suse.de>
3320 PR tree-optimization/37387
3321 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3322 and bits to a common type.
3324 2008-09-09 Nick Clifton <nickc@redhat.com>
3326 * config/v850/v850.md (return): Restore frame size restriction.
3328 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3330 * c-common.c (c_expand_decl): Remove.
3331 * c-common.h (anon_aggr_type_p): Remove prototype.
3332 (DECL_ANON_UNION_ELEMS): Remove.
3333 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3334 * c-decl.c (anon_aggr_type_p): Remove.
3335 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3336 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3337 * langhooks.h (struct lang_hooks): Remove expand_decl.
3338 * langhooks.c (lhd_expand_decl): Remove.
3339 * stmt.c (expand_anon_union_decl): Remove.
3340 * tree.h (expand_anon_union_decl): Remove prototype.
3342 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3345 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3347 * config/avr/avr.md (QISI) : Define mode iterator.
3348 (negated_tst<mode>) : Redefine as split using mode macro.
3349 (reversed_tstqi): Define insn as reversed compare with zero.
3350 (reversed_tsthi): Ditto.
3351 (reversed_tstsi): Ditto.
3353 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3356 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3357 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3360 * predict.c (optimize_function_for_size_p): Don't segfault if
3362 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3363 tree_swap_operands_p): Don't test cfun != NULL before calling
3364 optimize_function_for_s*_p.
3366 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3368 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3371 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3373 * crx/crx.h (IRA_COVER_CLASSES): Define.
3375 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3378 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3379 even when a stmt has been gimple_modified_p, but after fold_stmt is
3380 not any longer. Remove unneeded may_have_exposed_new_symbols
3383 2008-09-08 Richard Guenther <rguenther@suse.de>
3385 PR tree-optimization/37421
3386 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3389 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3392 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3394 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3397 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3398 * pa-hpux10.h (LINK_SPEC): Likewise.
3399 * pa-hpux11.h (LINK_SPEC): Likewise.
3401 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3403 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3404 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3406 2008-09-07 Helge Deller <deller@gmx.de>
3408 * pa/linux-atomic.c: New file.
3409 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3410 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3412 2008-09-07 Richard Guenther <rguenther@suse.de>
3413 Ira Rosen <irar@il.ibm.com>
3415 PR tree-optimization/36630
3416 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3417 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3419 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3420 Ira Rosen <irar@il.ibm.com>
3422 PR tree-optimization/35642
3423 * config/rs6000/altivec.md (mulv8hi3): Implement.
3425 2008-09-06 Jeff Law <law@redhat.com>
3427 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3429 2008-09-06 Jan Hubicka <jh@suse.cz>
3431 PR tree-optimization/14703
3432 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3434 * passes.c (init_optimization_passes): Recompute inline parameters.
3436 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3438 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3441 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3442 Peter Fuerst <post@pfrst.de>
3444 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3445 * doc/extend.texi: Document __builtin_mips_cache.
3446 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3447 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3448 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3449 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3450 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3451 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3452 (set_push_mips_isas): New variable.
3453 (mips_r10k_cache_barrier): New variable.
3454 (cache): New availability predicate.
3455 (mips_builtins): Add an entry for __builtin_mips_cache.
3456 (mips_build_cvpointer_type): New function.
3457 (MIPS_ATYPE_CVPOINTER): New macro.
3458 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3460 (r10k_simplified_address_p, r10k_simplify_address)
3461 (r10k_uncached_address_p, r10k_safe_address_p)
3462 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3463 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3464 (r10k_insert_cache_barriers): New functions.
3465 (mips_reorg_process_insns): Delete cache barriers after a
3466 branch-likely instruction.
3467 (mips_reorg): Call r10k_insert_cache_barriers.
3468 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3469 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3470 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3471 (mips_cache, r10k_cache_barrier): New define_insns.
3473 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3475 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3476 * ira-color.c (setup_allocno_left_conflicts_num): Use
3477 hard_reg_set_equal_p instead of a comparison with
3478 ira_zero_hard_reg_set.
3479 * ira.c (setup_reg_subclasses): Likewise.
3480 (setup_cover_and_important_classes): Likewise.
3481 (setup_class_translate): Likewise.
3482 (setup_reg_class_intersect_union): Likewise.
3483 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3484 (ira_init_once): Don't initialize them.
3486 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3488 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
3490 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3492 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
3494 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3496 Improved branch hints, safe hints, and scheduling.
3498 * haifa-sched.c (sched_emit_insn) : Define.
3499 * sched-int.h (sched_emit_insn) : Add prototype.
3500 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
3501 -mhint-max-distance -msafe-hints) : Document.
3502 * config/spu/spu.c (spu_flag_var_tracking): New.
3503 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
3504 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
3505 TARGET_ASM_FILE_START): Define.
3506 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
3507 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
3508 (spu_emit_branch_hint): Add blocks argument.
3509 (insert_branch_hints, insert_nops): Remove.
3510 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
3511 uses_ls_unit, spu_sched_init_global, spu_sched_init,
3512 spu_sched_reorder, asm_file_start): New functions.
3513 (clock_var, spu_sched_length, pipe0_clock,
3514 pipe1_clock, prev_clock_var, prev_priority,
3515 spu_ls_first, prev_ls_clock): New static variables.
3516 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
3517 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
3518 (nopn_nv): Add a non-volatile version of nop.
3519 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
3520 -mhint-max-distance, -msafe-hints): New options.
3522 2008-09-05 Janis Johnson <janis187@us.ibm.com>
3523 Samuel Tardieu <sam@rfc1149.net>
3525 * opts.c (decode_options): Combine nested if statements.
3528 * opts.c (decode_options): Handle more relationships among
3529 unit-at-a-time, toplevel-reorder, and section-anchors.
3531 2008-09-05 David Daney <ddaney@avtrex.com>
3533 * doc/install.texi (--enable-reduced-reflection): Document new option.
3535 2008-09-05 Bob Wilson <bob.wilson@acm.org>
3537 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
3539 (constantpool_operand): New.
3540 (move_operand): Disallow sub-word modes for the constant pool.
3541 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
3542 (xtensa_secondary_reload_class): Replace with....
3543 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
3544 Set icode for sub-word reloads from the constant pool.
3545 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
3546 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3547 * config/xtensa/xtensa.md (reload<mode>_literal): New.
3548 * config/xtensa/xtensa-protos.h: Update prototypes.
3550 2008-09-05 Joseph Myers <joseph@codesourcery.com>
3552 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
3553 (REG_CLASS_NAMES): Update.
3554 (REG_CLASS_CONTENTS): Update.
3555 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
3556 of ALL_REGS for regs 77 and 78.
3557 * function.c (instantiate_virtual_regs_in_insn): Assert that
3558 return value of simplify_gen_subreg is not NULL.
3560 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
3562 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
3563 (gen_rtvec_v): Fix coding standards.
3565 2008-09-04 Jan Hubicka <jh@suse.cz>
3567 * i386.c (decide_alg): Be more conservative about optimizing for size.
3569 2008-09-04 Ian Lance Taylor <iant@google.com>
3571 * varasm.c (narrowing_initializer_constant_valid_p): New
3573 (initializer_constant_valid_p): Call it.
3575 2008-09-04 Jeff Law <law@redhat.com>
3577 * fold-const.c (native_encode_real): Fix computation of WORDS.
3578 (native_interpret_real): Likewise.
3580 2008-09-04 Janis Johnson <janis187@us.ibm.com>
3582 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
3584 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3586 * ira-conflicts.c (process_regs_for_copy): Check insn to check
3587 that the cost is already taken into account in ira-costs.c
3589 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
3591 * ira-build.c (print_copy, print_copies, ira_debug_copy,
3592 ira_debug_copies): New.
3593 (ira_bulid): Call print_copies.
3595 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
3597 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
3600 * config/rs6000/rs6000.c (optimization_options): Remove check of
3601 flag_toplevel_order.
3603 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3605 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
3606 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
3607 second operand is a reg_imm10_operand.
3608 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
3609 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
3610 (*seq_<GPR:mode><GPR2:mode>): Rename to
3611 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
3613 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
3614 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
3616 (*sne_<GPR:mode><GPR2:mode>): Rename to
3617 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
3620 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3622 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
3623 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
3624 combining an arithmetic right shift by more than 31 and a
3625 trunction. Don't match for out-of-range shift amounts. Set
3626 attribute mode to <MODE>.
3627 (*lshr32_trunc<mode>): Name the pattern combining a logical right
3628 shift by 32 and and a truncation. Set attribute mode to <MODE>.
3629 (*<optab>_trunc<mode>_exts): New pattern for truncated right
3630 shifts by less than 32.
3631 (extv): Change predicate on first operand to accept registers.
3632 Change predicate of the other operands from immediate_operand to
3633 const_int_operand. Expand exts when source is a register.
3634 (extzv): Change predicate of the constant operands from
3635 immediate_operand to const_int_operand.
3636 (extzv<mode>): Change predicate of the constant operands from
3637 immediate_operand to const_int_operand and no constraint. Also
3639 (*extzv_trunc<mode>_exts): New pattern.
3641 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3643 * config/mips/mips.h (ISA_HAS_CINS): New macro.
3644 * config/mips/mips-protos.h (mask_low_and_shift_p,
3645 mask_low_and_shift_len): Declare.
3646 * config/mips/mips.c (mask_low_and_shift_p,
3647 mask_low_and_shift_len): New functions.
3648 (mips_print_operand): Handle new operand prefix "m".
3649 * config/mips/mips.md (*cins<mode>): New pattern.
3651 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3653 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
3654 optimizing for size.
3656 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3658 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
3659 regardless of epilogue_completed.
3661 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3664 * ira-lives.c (process_bb_node_lives): Check setjmp.
3666 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3669 * ira-build.c (form_loop_tree): Reverse BB walk.
3670 (create_bb_allocnos): Likewise.
3671 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
3672 (mark_reg_store): Rename to...
3673 (mark_ref_live): ...this and take a df_ref argument instead of
3674 note_stores arguments. Assert that we have a register.
3675 (mark_reg_clobber): Delete.
3676 (def_conflicts_with_inputs_p): New function.
3677 (mark_reg_conflicts): Delete.
3678 (mark_reg_death): Rename to...
3679 (mark_ref_dead): ...this and take a df_ref argument instead of
3680 a register. Assert that we have a register.
3681 (process_bb_node_lives): Hoist frequency calculation out of
3682 instruction walk. Convert from a forwards scan to a backwards scan.
3683 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
3684 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
3685 (create_allocno_live_ranges): Don't create regs_set.
3687 2008-09-04 Ian Lance Taylor <iant@google.com>
3689 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
3690 or REG_LABEL_TARGET.
3691 * calls.c (emit_library_call_value_1): Use MEM_P rather than
3692 comparing MODE with MEM.
3693 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
3694 comparing with GF_PREDICT_TAKEN.
3695 (gimple_get_lhs): Change code to enum gimple_code.
3696 (gimple_set_lhs): Likewise.
3697 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
3698 * omp-low.c (find_omp_clause): Change kind parameter to enum
3700 * tree-flow.h (find_omp_clause): Update declaration.
3701 * regrename.c (clear_dead_regs): Change kind parameter to enum
3703 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
3705 * see.c (see_get_extension_data): Change return type to enum
3706 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
3707 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
3708 (see_gen_normalized_extension): Change extension_code parameter to
3710 (see_seek_pre_extension_expr): Change extension_code to enum
3712 (see_merge_one_def_extension): Likewise.
3713 (see_handle_relevant_defs): Likewise.
3714 (see_handle_relevant_uses): Likewise.
3715 (see_analyze_one_def): Likewise.
3716 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
3717 GIMPLE_ASM rather than ASM_EXPR.
3718 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
3719 GIMPLE_RETURN rather than RETURN_EXPR.
3720 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
3721 (evaluate_stmt): Likewise.
3722 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
3723 to enum vect_relevant.
3724 (vect_mark_stmts_to_be_vectorized): Change assertion to not
3725 compare gimple codes with tree codes.
3727 2008-09-04 Paul Brook <paul@codesourcery.com>
3729 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
3731 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3733 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
3734 pointer check lost in the recent no-unit-at-a-time patch.
3736 2008-09-04 Jan Hubicka <jh@suse.cz>
3739 * tree-switch-conversion.c (check_final_bb): Accept only IP
3742 2008-09-04 Jan Hubicka <jh@suse.cz>
3744 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
3746 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
3747 using_ranges argument.
3748 (vrp_evaluate_conditional): Avoid bogus warning for type range.
3749 (vrp_visit_cond_stmt): Update call of
3750 vrp_evaluate_conditional_warnv_with_ops
3752 2008-09-04 Jan Hubicka <jh@suse.cz>
3754 PR tree-optimization/37345
3755 PR tree-optimization/37358
3756 PR tree-optimization/37357
3757 * tree.c (build_function_type_skip_args): Build distinct type copy;
3759 (build_function_decl_skip_args): Set type of new decl not orig decl;
3760 clear DECL_VINDEX for methods turned into functions.
3762 2008-09-04 Nick Clifton <nickc@redhat.com>
3764 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
3765 * configure: Regenerate.
3766 * config.in: Regenerate.
3767 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
3768 alignment field, if it is supported.
3770 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
3772 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
3775 2008-09-03 David Edelsohn <edelsohn@gnu.org>
3777 * config/rs6000/rs6000.c (processor_target_table): Do not
3778 enable VMX for POWER6.
3780 2008-09-03 Anton Blanchard <anton@samba.org>
3782 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
3783 emit memory barrier before operation.
3785 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
3788 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
3789 default_elf_asm_output_external.
3791 2008-09-03 Jeff Law <law@redhat.com>
3793 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
3795 2008-09-03 Richard Henderson <rth@redhat.com>
3797 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
3798 memory barrier to below the test-and-set.
3799 (alpha_split_lock_test_and_set_12): Likewise.
3801 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3805 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
3808 * ira-color.c (print_loop_title): Use all_allocnos.
3809 (color_pass): Ditto. Don't add border_allocnos. Check that
3810 subloop allocno in the correspdoning bitmap all_allocnos.
3812 * ira-emit.c (change_loop): Use all_allocnos.
3814 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
3815 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
3816 (create_cap_allocno): Remove setting mentioned_allocnos.
3817 (create_insn_allocnos): Ditto.
3818 (remove_unnecessary_allocnos): Use all_allocnos.
3819 (check_allocno_creation): Check that allocnos are in the
3820 corresponding bitmap all_allocnos.
3822 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3826 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
3827 (process_regs_for_copy): Process subregs. Refine check when cost
3828 is taken into account in ira-costs.c.
3829 (process_reg_shuffles): Use REG_SUBREG_P.
3830 (add_insn_allocno_copies): Ditto. Ignore modes.
3832 * ira-color.c (conflict_allocno_vec): New.
3833 (COST_HOP_DIVISOR): New macro.
3834 (update_copy_costs_1): Use it.
3835 (update_conflict_hard_regno_costs): New function.
3836 (assign_hard_reg): Use it.
3837 (ira_color): Allocate and free conflict_allocno_vec.
3839 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3843 * ira-int.h (ira_sort_insn_chain): Remove.
3845 * ira.c (basic_block_order_nums, chain_insn_order,
3846 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
3847 (ira): Don't call ira_sort_insn_chain.
3849 * reload1.c (reload): Don't call ira_sort_insn_chain.
3851 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3854 * cgraphunit.c (update_call_expr): Remove eh regions from statements
3855 which become non throw.
3856 (cgraph_function_versioning): Also clear DECL_WEAK. Call
3857 update_call_expr after updating the flags on the decl.
3859 2008-09-03 Jan Hubicka <jh@suse.cz>
3861 PR tree-optimization/37315
3862 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
3863 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
3864 (cgraph_analyze_functions): Use node->analyzed
3865 (cgraph_mark_functions_to_output): Likewise.
3866 (cgraph_expand_function): All functions can be released after
3868 (cgraph_optimize): Use gimple_has_body_p.
3869 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
3870 (cgraph_decide_inlining_incrementally): Likewise.
3871 (inline_transform): Inline transform.
3872 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
3874 (inlinable_function_p): Drop gimple_body check.
3875 (expand_call_inline): Use gimple_has_body_p.
3876 * gimple.c (gimple_has_body_p): New.
3877 * gimple.h (gimple_has_body_p): Add prototype.
3878 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
3879 (dump_function_to_file): Use gimple_has_body_p check.
3881 2008-09-03 Jakub Jelinek <jakub@redhat.com>
3884 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
3886 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
3888 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3890 From Michael Frysinger <michael.frysinger@analog.com>
3891 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
3892 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
3895 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
3898 * doc/extend.texi: Document picoChip builtin functions.
3899 * doc/invoke.texi: Document picoChip options.
3900 * doc/contrib.texi: Add picoChip contribution.
3901 * doc/md.texi: Document picoChip constraints.
3902 * config.gcc: Add picochip-*-*.
3903 * config/picochip/: Add new port.
3905 2008-09-03 Richard Guenther <rguenther@suse.de>
3907 PR tree-optimization/37328
3908 * tree-sra.c (sra_build_assignment): Gimplify properly.
3909 (generate_copy_inout): Take the correct stmt as definition,
3910 remove bogus assert.
3912 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3914 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
3917 From Michael Frysinger <michael.frysinger@analog.com>
3918 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
3920 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
3922 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
3923 (__gthread_setspecific): Revert 2008-08-31 change to
3924 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
3926 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
3928 * diagnostic.c (error_at): New.
3929 * toplev.h (error_at): New prototype.
3930 * c-typeck.c (build_array_ref): Call error_at instead of error.
3931 Pass location to pedwarn.
3933 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
3935 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
3937 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3939 * dwarf2out.c (tree_add_const_value_attribute): Only handle
3940 VAR_DECL and CONST_DECL.
3942 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3943 Jakub Jelinek <jakub@redhat.com>
3945 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
3946 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
3947 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
3948 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
3949 Don't set ix86_save_varrargs_registers.
3950 (ix86_setup_incoming_varargs): Assume cum != NULL.
3951 (ix86_va_start): Check ix86_varargs_gpr_size and
3952 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
3953 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
3954 from frame pointer if ix86_varargs_gpr_size == 0.
3955 (ix86_compute_frame_layout): Updated.
3956 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
3957 (ix86_varargs_gpr_size): Define.
3958 (ix86_varargs_fpr_size): Likewise.
3959 (machine_function): Remove save_varrargs_registers.
3960 Add varargs_gpr_size and varargs_fpr_size.
3962 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3964 * config/alpha/alpha.c (va_list_skip_additions,
3965 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
3966 (alpha_gimplify_va_arg): Call unshare_expr on second use of
3969 PR tree-optimization/36766
3970 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
3971 for already removed basic blocks.
3974 * real.c (real_maxval): Clear a lower bit to make real_maxval
3975 match get_max_float for IBM long double format.
3977 2008-09-02 Andreas Schwab <schwab@suse.de>
3979 * configure.ac: Use m4_quote to quote the expansion of m4_do.
3980 * configure: Regenerate.
3982 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
3984 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
3985 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
3986 checking for a non-VOID CONSTANT_P.
3988 2008-09-02 Jan Hubicka <jh@suse.cz>
3990 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
3991 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
3994 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3996 * expr.c (emit_group_store): Don't assert stack temp mode size.
3998 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
3999 Tobias Grosser <grosser@fim.uni-passau.de>
4000 Jan Sjodin <jan.sjodin@amd.com>
4001 Harsha Jagasia <harsha.jagasia@amd.com>
4002 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4003 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4004 Adrien Eliche <aeliche@isty.uvsq.fr>
4006 Merge from graphite branch.
4009 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
4010 * doc/invoke.texi (-floop-block, -floop-interchange,
4011 -floop-strip-mine): Document new flags.
4012 * tree-into-ssa.c (gimple_vec): Moved...
4013 * tree-loop-distribution.c (rdg_component): Moved...
4014 * cfgloopmanip.c: Include tree-flow.h.
4015 (update_dominators_in_loop): New.
4016 (create_empty_if_region_on_edge): New.
4017 (create_empty_loop_on_edge): New.
4018 (loopify): Use update_dominators_in_loop.
4019 * tree-pass.h (pass_graphite_transforms): Declared.
4020 * configure: Regenerate.
4021 * tree-phinodes.c (make_phi_node): Export.
4022 (add_phi_node_to_bb): New, split from create_phi_node.
4023 * tree-chrec.c (for_each_scev_op): New.
4024 * tree-chrec.h (for_each_scev_op): Declared.
4025 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4026 (remove_statement): Call get_phi_with_result.
4027 * config.in (HAVE_cloog): Undef.
4028 * gdbinit.in (pgg): New.
4029 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
4030 * tree-ssa-loop.c (graphite_transforms): New.
4031 (gate_graphite_transforms): New.
4032 (pass_graphite_transforms): New.
4033 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
4034 HAVE_cloog): Defined.
4035 * tree-vectorizer.c (rename_variables_in_bb): Export.
4036 * tree-data-ref.c (dr_may_alias_p): Export.
4037 (stmt_simple_memref_p): New.
4038 (find_data_references_in_stmt): Export.
4039 (find_data_references_in_loop): Export.
4040 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
4041 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
4042 (create_rdg_vertices): Export.
4043 (build_empty_rdg): New.
4044 (build_rdg): Call build_empty_rdg. Free dependence_relations.
4045 * tree-data-ref.h (rdg_component): ... here.
4047 (struct data_reference): Add a field scop.
4049 (find_data_references_in_loop): Declared.
4050 (find_data_references_in_stmt): Declared.
4051 (create_rdg_vertices): Declared.
4052 (dr_may_alias_p): Declared.
4053 (stmt_simple_memref_p): Declared.
4054 (struct rdg_edge): Add a field ddr_p relation.
4055 (build_empty_rdg): Declared.
4056 * lambda.h (lambda_matrix): Declare a VEC of.
4057 (find_induction_var_from_exit_cond): Declared.
4058 (lambda_vector_compare): New.
4059 * common.opt (fgraphite, floop-strip-mine,
4060 floop-interchange, floop-block): New flags.
4061 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4062 * cfgloop.c (is_loop_exit): New.
4063 * cfgloop.h (is_loop_exit): Declared.
4064 (create_empty_if_region_on_edge): Declared.
4065 (create_empty_loop_on_edge): Declared.
4066 * tree-flow.h (add_phi_node_to_bb): Declared.
4067 (make_phi_node): Declared.
4068 (rename_variables_in_bb): Declared.
4069 (perfect_loop_nest_depth): Declared.
4070 (graphite_transform_loops): Declared.
4071 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4072 (graphite.o-warn): Add -Wno-error.
4073 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4074 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4075 (INCLUDES): Add PPLINC, CLOOGINC.
4076 (OBJS-common): Add graphite.o.
4077 (graphite.o): Add rule.
4078 * gimple.h (gimple_vec): ... here.
4079 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4080 * passes.c (init_optimization_passes): Schedule
4081 pass_graphite_transforms.
4083 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4086 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4087 and -fno-toplevel-reorder after handle_options.
4089 2008-09-02 Paul Brook <paul@codesourcery.com>
4091 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4092 (arm_override_options): Set arm_tune_cortex_a9.
4093 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4094 (arm_issue_rate): Handle cortexa9.
4095 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4096 * config/arm/arm-cores.def: Add cortex-a9.
4097 * config/arm/arm-tune.md: Regenerate.
4098 * config/arm/arm.md: Include cortex-a9.md.
4099 (generic_sched, generic_vfp): Add cortexa9.
4100 * config/arm/cortex-a9.md: New file.
4102 2008-09-02 Richard Guenther <rguenther@suse.de>
4104 PR tree-optimization/37327
4105 * tree-vrp.c (register_new_assert_for): Make sure to not have
4106 TREE_OVERFLOW set on the bound.
4108 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4110 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4112 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4113 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4116 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4118 * gcc/config/spu/spu.md (divdf3): Removed.
4120 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4122 PR tree-optimization/37095
4123 * cgraph.c (cgraph_node): When creating new cgraph node after
4124 assembler_name_hash has been populated, record it in the hash
4127 2008-09-01 Paul Brook <paul@codesourcery.com>
4129 * doc/invoke.texi: Document -mword-relocations.
4130 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4131 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4132 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4133 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4134 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4135 (arm_emit_movpair): New function.
4136 (arm_print_operand <c>): Handle sybolic addresses.
4137 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4138 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4139 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4140 * config/arm/arm.opt: Add -mword-relocations.
4141 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4142 (arm_movt, arm_movw): New.
4144 2008-09-01 Paul Brook <paul@codesourcery.com>
4146 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4147 Allow Interworking on ARMv4 EABI based targets.
4148 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4149 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4151 2008-09-01 Paul Brook <paul@codesourcery.com>
4153 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4154 optimized LT0 test. Remove optimization for GT.
4156 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4158 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4159 openmp applications.
4160 * pa-hpux11.h (LIB_SPEC): Likewise.
4162 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4165 2008-09-01 Jan Hubicka <jh@suse.cz>
4167 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4168 present, use only counts; when guessed use only frequencies.
4169 (estimate_bb_frequencies): Use function_frequency.
4170 * profile.c (compute_branch_probabilities): Exit early when
4171 profile reading failed. Set profile_status.
4172 (branch_prob): Do not set profile_status.
4174 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4176 * tree.c (protected_set_expr_location): New.
4177 * tree.h (protected_set_expr_location): New prototype.
4178 * c-tree.h (build_array_ref): Add argument.
4179 (parser_build_unary_op): Same.
4180 * c-typeck.c (build_indirect_ref): Handle new location argument.
4181 (build_array_ref): Same.
4182 (parser_build_unary_op): Same.
4183 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4185 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4187 * c-common.c (finish_label_address_expr): Handle new location argument.
4188 * c-common.h (build_indirect_ref): Add argument.
4189 (finish_label_address_expr): Same.
4190 * c-parser.c (c_parser_unary_expression): Pass location to build
4192 (c_parser_postfix_expression): Same.
4194 2008-09-01 Paul Brook <paul@codesourcery.com>
4196 * config/arm/arm.md: Include cortex-r4f.md.
4197 (attr fpu): Update type list.
4198 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4199 fconstd, fcmps and fcmpd.
4200 (attr tune_cortexr4): Define.
4201 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4202 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4203 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4204 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4205 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4206 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4207 cortex_a8_vfp_farith: Ditto.
4208 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4209 * config/arm/cortex-r4.md: Use tune_cortexr4.
4210 * config/arm/cortex-r4f.md: New file.
4212 2008-09-01 Richard Guenther <rguenther@suse.de>
4214 PR tree-optimization/37305
4215 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4216 the result of constant conversions.
4217 (fold_gimple_assign): Likewise.
4219 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4221 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4222 #ifdef ENABLE_CHECKING.
4224 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4226 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4227 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4228 when !INSN_SCHEDULING.
4230 2008-09-01 Andreas Schwab <schwab@suse.de>
4232 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4234 2008-09-01 Paul Brook <paul@codesourcery.com>
4236 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4238 2008-09-01 Jan Hubicka <jh@suse.cz>
4240 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4242 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4244 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4245 * gimplify.c (gimplify_init_constructor): Add speed operand.
4246 * tree-sra.c (decide_block_copy): Likewise.
4247 * tree-inline.c (estimate_move_cost): Likewise.
4248 * config/alpha/alpha.h (MOVE_RATIO): Update.
4249 * config/frv/frv.c (MOVE_RATIO): Update.
4250 * config/spu/spu.h (MOVE_RATIO): Update.
4251 * config/sparc/sparc.h (MOVE_RATIO): Update.
4252 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4253 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4254 * config/cris/cris.h (MOVE_RATIO): Update.
4255 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4256 * config/arm/arm.h (MOVE_RATIO): Update.
4257 * config/pa/pa.md: Update uses of MOVE_RATIO
4258 * config/pa/pa.h (MOVE_RATIO): Update.
4259 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4260 CLEAR_RATIO, SET_RATIO): Update.
4261 * config/h8300/h8300.h (MOVE_RATIO): Update.
4262 * config/v850/v850.h (MOVE_RATIO): Update.
4263 * config/bfin/bfin.h (MOVE_RATIO): Update.
4265 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4266 Dmitry Melnik <dm@ispras.ru>
4267 Dmitry Zhurikhin <zhur@ispras.ru>
4268 Alexander Monakov <amonakov@ispras.ru>
4269 Maxim Kuvyrkov <maxim@codesourcery.com>
4271 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4272 sel-sched-dump.c, sel-sched-ir.c: New files.
4273 * Makefile.in (OBJS-common): Add selective scheduling object files.
4274 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4275 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4276 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4277 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4278 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4279 (make_forwarder_block): Update loop latch if we have redirected
4280 the loop latch edge.
4281 * cfgloop.c (get_loop_body_in_custom_order): New function.
4282 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4283 (CP_FALLTHRU_PREHEADERS): Likewise.
4284 (get_loop_body_in_custom_order): Declare.
4285 * cfgloopmanip.c (has_preds_from_loop): New.
4286 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4287 Assert that the preheader edge will be fall thru when it is set.
4288 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4289 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4290 fsel-sched-substitution, fselective-scheduling): New flags.
4291 * cse.c (hash_rtx_cb): New.
4293 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4294 sel_sched_insn_cnt): New counters.
4295 * final.c (compute_alignments): Export. Free dominance
4296 info after loop_optimizer_finalize.
4297 * genattr.c (main): Output maximal_insn_latency prototype.
4298 * genautomata.c (output_default_latencies): New.
4299 Factor its code from ...
4300 (output_internal_insn_latency_func): ... here.
4301 (output_internal_maximal_insn_latency_func): New.
4302 (output_maximal_insn_latency_func): New.
4303 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4304 (struct hard_reg_set_iterator): New.
4305 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4306 hard_reg_set_iter_next): New functions.
4307 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4308 * lists.c (remove_free_INSN_LIST_node,
4309 remove_free_EXPR_LIST_node): New functions.
4310 * loop-init.c (loop_optimizer_init): When
4311 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4312 calling create_preheaders.
4313 (loop_optimizer_finalize): Do not verify flow info after reload.
4314 * recog.c (validate_replace_rtx_1): New parameter simplify.
4315 Default it to true. Update all uses. Factor out simplifying
4317 (simplify_while_replacing): ... this new function.
4318 (validate_replace_rtx_part,
4319 validate_replace_rtx_part_nosimplify): New.
4320 * recog.h (validate_replace_rtx_part,
4321 validate_replace_rtx_part_nosimplify): Declare.
4322 * rtl.c (rtx_equal_p_cb): New.
4323 (rtx_equal_p): Use it.
4324 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4325 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4326 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4327 * vecprim.h: Add a vector type for unsigned int.
4328 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4329 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4330 ready_try, cycle_issued_insns, spec_info): Make global.
4331 (readyp): Initialize.
4332 (dfa_lookahead): New global variable.
4333 (old_max_uid, old_last_basic_block): Remove.
4334 (h_i_d): Make it a vector.
4335 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4337 (after_recovery, adding_bb_to_current_region_p):
4338 New variables to handle correct insertion of the recovery code.
4339 (struct ready_list): Move declaration to sched-int.h.
4340 (rgn_n_insns): Removed.
4341 (rtx_vec_t): Move to sched-int.h.
4342 (find_insn_reg_weight): Remove.
4343 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4344 (haifa_init_h_i_d, haifa_finish_h_i_d):
4345 New functions to initialize / finalize haifa instruction data.
4346 (extend_h_i_d, init_h_i_d): Rewrite.
4347 (unlink_other_notes): Move logic to add_to_note_list. Handle
4348 selective scheduler.
4349 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4350 find_fallthru_edge): Make global, remove static prototypes.
4351 (max_issue): Make global. Add privileged_n and state parameters. Use
4353 (extend_global, extend_all): Removed.
4354 (init_before_recovery): Add new param. Fix the handling of the case
4355 when we insert a recovery code before the EXIT which has a predecessor
4356 with a fallthrough edge to it.
4357 (create_recovery_block): Make global. Rename to
4358 sched_create_recovery_block. Update.
4359 (change_pattern): Rename to sched_change_pattern. Make global.
4360 (speculate_insn): Rename to sched_speculate_insn. Make global.
4361 Split haifa-specific functionality into ...
4362 (haifa_change_pattern): New static function.
4363 (sched_extend_bb): New static function.
4364 (sched_init_bbs): New function.
4365 (current_sched_info): Change type to struct haifa_sched_info.
4366 (insn_cost): Adjust for selective scheduling.
4367 (dep_cost_1): New function. Move logic from ...
4368 (dep_cost): ... here.
4369 (dep_cost): Use dep_cost_1.
4370 (contributes_to_priority_p): Use sched_deps_info instead of
4372 (priority): Adjust to work with selective scheduling. Process the
4373 corner case when all dependencies don't contribute to priority.
4374 (rank_for_schedule): Use ds_weak instead of dep_weak.
4375 (advance_state): New function. Move logic from ...
4376 (advance_one_cycle): ... here.
4377 (add_to_note_list, concat_note_lists): New functions.
4378 (rm_other_notes): Make static. Adjust for selective scheduling.
4379 (remove_notes, restore_other_notes): New functions.
4380 (move_insn): Add two arguments. Update assert. Don't call
4382 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4383 Remove more_issue, max_points. Move the code to initialize
4384 max_lookahead_tries to max_issue.
4385 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4386 ready. Adjust use of move_insn. Call restore_other_notes.
4388 (sched_init, sched_finish): Move Haifa-specific initialization/
4390 (haifa_sched_init, haifa_sched_finish): ... respectively.
4392 (setup_sched_dump): New function.
4393 (haifa_init_only_bb): New static function.
4394 (haifa_speculate_insn): New static function.
4395 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4396 (extend_ready, extend_all): Remove.
4397 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4398 (create_check_block_twin, add_to_speculative_block): Use
4399 haifa_insns_init instead of extend_global. Update to use new
4400 initialization functions. Change parameter. Factor out code from
4401 create_check_block_twin to ...
4402 (sched_create_recovery_edges) ... this new function.
4403 (add_block): Remove.
4404 (sched_scan_info): New.
4405 (extend_bb): Use sched_scan_info.
4406 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4407 static functions for walking through scheduling region.
4408 (sched_luids): New vector variable to replace uid_to_luid.
4409 (luids_extend_insn): New function.
4410 (sched_max_luid): New variable.
4411 (luids_init_insn): New function.
4412 (sched_init_luids, sched_finish_luids): New functions.
4413 (insn_luid): New debug function.
4414 (sched_extend_target): New function.
4415 (haifa_init_insn): New static function.
4416 (sched_init_only_bb): New hook.
4417 (sched_split_block): New hook.
4418 (sched_split_block_1): New function.
4419 (sched_create_empty_bb): New hook.
4420 (sched_create_empty_bb_1): New function.
4421 (common_sched_info, ready): New global variables.
4422 (current_sched_info_var): Remove.
4423 (move_block_after_check): Use common_sched_info.
4424 (haifa_luid_for_non_insn): New static function.
4425 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4426 (increase_insn_priority): New.
4427 * modulo-sched.c: (issue_rate): Remove static declaration.
4428 (sms_sched_info): Change type to haifa_sched_info.
4429 (sms_sched_deps_info, sms_common_sched_info): New variables.
4430 (setup_sched_infos): New.
4431 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4432 Do not call regstat_free_calls_crossed.
4433 (sms_print_insn): Use const_rtx.
4434 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4435 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4436 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4437 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4438 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4439 current_sched_info to use it.
4440 (enum reg_pending_barrier_mode): Move to sched-int.h.
4441 (h_d_i_d): New variable. Initialize to NULL.
4442 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4444 (estimate_dep_weak): Remove static declaration.
4445 (sched_has_condition_p): New function. Adjust users of
4446 sched_get_condition to use it instead.
4447 (conditions_mutex_p): Add arguments indicating which conditions are
4449 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4450 argument to indicate whether returned condition is reversed. Do not
4451 generate new rtx when condition should be reversed; indicate it by
4452 setting new argument instead.
4453 (add_dependence_list_and_free): Add deps parameter.
4454 Update all users. Do not free dependence list when
4455 deps context is readonly.
4456 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4458 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4459 (remove_from_deps): New. Use the above functions.
4460 (cur_insn, can_start_lhs_rhs_p): New static variables.
4461 (add_or_update_back_dep_1): Initialize present_dep_type.
4462 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4463 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4464 haifa_note_dep): New functions implementing dependence hooks for
4465 the Haifa scheduler.
4466 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4467 note_dep): New functions.
4468 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4470 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4471 (free_deps): Initialize deps->reg_last.
4472 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4473 sched_analyze_insn): Update to use dependency hooks infrastructure
4474 and readonly contexts.
4475 (deps_analyze_insn): New function. Move part of logic from ...
4476 (sched_analyze): ... here. Also move some logic to ...
4477 (deps_start_bb): ... here. New function.
4478 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4480 (sched_deps_init): New function. Move code from ...
4481 (init_dependency_caches): ... here. Remove.
4482 (init_deps_data_vector): New.
4483 (sched_deps_finish): New function. Move code from ...
4484 (free_dependency_caches): ... here. Remove.
4485 (init_deps_global, finish_deps_global): Adjust for use with
4486 selective scheduling.
4487 (get_dep_weak): Move logic to ...
4488 (get_dep_weak_1): New function.
4489 (ds_merge): Move logic to ...
4490 (ds_merge_1): New static function.
4491 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
4492 (ds_get_max_dep_weak): New function.
4493 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
4494 (n_insns): Rename to rgn_n_insns.
4495 (debug_ebb_dependencies): New function.
4496 (init_ready_list): Use it.
4497 (begin_schedule_ready): Use sched_init_only_bb.
4498 (ebb_print_insn): Indicate when an insn starts a new cycle.
4499 (contributes_to_priority, compute_jump_reg_dependencies,
4500 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
4501 (add_block1): Remove to ebb_add_block.
4502 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
4503 (schedule_ebb): Initialize them. Use remove_notes instead of
4504 rm_other_notes. Use haifa_local_init/finish.
4505 (schedule_ebbs): Use haifa_sched_init/finish.
4506 * sched-int.h: Include vecprim.h, remove rtl.h.
4507 (struct ready_list): Delete declaration.
4508 (sched_verbose_param, enum sched_pass_id_t,
4509 bb_vec_t, insn_vec_t, rtx_vec_t): New.
4510 (struct sched_scan_info_def): New structure.
4511 (sched_scan_info, sched_scan, sched_init_bbs,
4512 sched_init_luids, sched_finish_luids, sched_extend_target,
4513 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
4514 (struct common_sched_info_def): New.
4515 (common_sched_info, haifa_common_sched_info,
4516 sched_emulate_haifa_p): Declare.
4518 (sched_luids): Declare.
4519 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
4520 (sched_max_luid, insn_luid): Declare.
4521 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
4522 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
4523 print_insn, print_pattern, print_value, haifa_classify_insn,
4524 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
4525 setup_sched_dump, sched_init, sched_finish,
4526 sel_insn_is_speculation_check): Export.
4527 (struct ready_list): Move from haifa-sched.c.
4528 (ready_try, ready, max_issue): Export.
4529 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
4530 sched_init_only_bb, sched_split_block, sched_split_block_1,
4531 sched_create_empty_bb, sched_create_empty_bb_1,
4532 sched_create_recovery_block, sched_create_recovery_edges): Export.
4533 (enum reg_pending_barrier_mode): Export.
4534 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
4536 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
4537 print_insn field. Move add_block and fix_recovery_cfg to
4538 common_sched_info_def. Move compute_jump_reg_dependencies,
4540 (struct sched_deps_info_def): ... this new structure.
4541 (sched_deps_info): Declare.
4542 (struct spec_info_def): Remove weakness_cutoff, add
4543 data_weakness_cutoff and control_weakness_cutoff.
4544 (spec_info): Declare.
4545 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
4547 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
4548 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
4549 (current_sched_info): Change type to struct haifa_sched_info.
4550 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
4551 (h_d_i_d): New variable.
4552 (HDID): New accessor macro.
4553 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
4554 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
4556 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
4557 (enum SCHED_FLAGS): Update for selective scheduler.
4558 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
4559 (init_dependency_caches, free_dependency_caches): Delete declarations.
4560 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
4561 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
4562 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
4563 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
4564 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
4566 (rm_other_notes): Delete declaration.
4567 (schedule_block): Remove one argument.
4568 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
4569 ready_element, ready_lastpos, sched_extend_ready_list,
4570 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
4571 concat_note_lists): Export.
4572 (struct region): Move from sched-rgn.h.
4573 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4574 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4575 BLOCK_TO_BB, CONTAINING_RGN): Export.
4576 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
4577 (current_nr_blocks, current_blocks, target_bb): Likewise.
4578 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
4579 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
4580 sched_rgn_local_init, extend_regions,
4581 rgn_make_new_region_out_of_new_block, compute_priorities,
4582 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
4583 extend_rgns, deps_join rgn_setup_common_sched_info,
4584 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
4585 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
4586 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
4587 increase_insn_priority): Likewise.
4588 * sched-rgn.c: Include sel-sched.h.
4589 (ref_counts): New static variable. Use it ...
4590 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
4591 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
4592 (sched_is_disabled_for_current_region_p): Delete static declaration.
4593 (struct region): Move to sched-int.h.
4594 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4595 ebb_head): Define and initialize.
4596 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4597 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
4598 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
4600 (find_single_block_region): Add new argument to indicate that EBB
4601 regions should be constructed.
4602 (debug_live): Delete declaration.
4603 (current_nr_blocks, current_blocks, target_bb):
4604 Remove static qualifiers.
4605 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
4607 (init_regions): Delete declaration.
4608 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
4609 rgn_estimate_number_of_insns): New.
4610 (too_large): Use estimate_number_of_insns.
4611 (haifa_find_rgns): New. Move the code from ...
4612 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
4613 (free_trg_info): New.
4614 (compute_trg_info): Allocate candidate tables here instead of ...
4615 (init_ready_list): ... here.
4616 (rgn_print_insn): Use const_rtx.
4617 (contributes_to_priority, extend_regions): Delete static declaration.
4618 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
4619 (add_block1): Rename to rgn_add_block.
4620 (debug_rgn_dependencies): Delete static qualifier.
4621 (new_ready): Use sched_deps_info. Simplify.
4622 (rgn_common_sched_info, rgn_const_sched_deps_info,
4623 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
4625 (region_sched_info): Rename to rgn_const_sched_info.
4626 (deps_join): New, extracted from ...
4627 (propagate_deps): ... here.
4628 (compute_block_dependences, debug_dependencies): Update for selective
4630 (free_rgn_deps, compute_priorities): New functions.
4631 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
4632 sched_rgn_compute_dependencies): New functions.
4633 (schedule_region): Use them.
4634 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
4635 rgn_setup_common_sched_info, rgn_setup_sched_infos):
4637 (schedule_insns): Call new functions that were split out.
4638 (rgn_make_new_region_out_of_new_block): New.
4639 (get_rgn_sched_max_insns_priority): New.
4640 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
4641 scheduling when appropriate.
4642 * sched-vis.c: Include insn-attr.h.
4643 (print_value, print_pattern): Make global.
4644 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
4645 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
4646 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
4647 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
4648 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
4649 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
4650 hooks. Initialize them to 0.
4651 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
4652 * target.h (struct gcc_target): Add them. Rename gen_check field to
4654 * flags.h (sel_sched_switch_set): Declare.
4655 * opts.c (sel_sched_switch_set): New variable.
4656 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
4657 pipelining is disabled from command line.
4658 (common_handle_option): Record whether selective scheduling is
4659 requested from command line.
4660 * doc/invoke.texi: Document new flags and parameters.
4661 * doc/tm.texi: Document new target hooks.
4662 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
4664 (dfa_state_size): Do not declare locally.
4665 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
4666 * config/rs6000/rs6000.c (rs6000_init_sched_context,
4667 rs6000_alloc_sched_context, rs6000_set_sched_context,
4668 rs6000_free_sched_context): New functions.
4669 (struct _rs6000_sched_context): New.
4670 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
4672 (rs6000_sched_finish): Do not run for selective scheduling.
4674 2008-08-31 Jan Hubicka <jh@suse.cz>
4676 * frv.c (frv_rtx_costs): Update forward declaration.
4677 * spu.c (spu_rtx_costs): Likewise.
4678 * pdp11.c: Include df.h
4679 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
4680 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
4681 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
4682 * iq2000.c (iq2000_address_cost): Add speed argument.
4683 (iq2000_rtx_costs): Likewise.
4684 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
4685 update call of mn10300_address_cost.
4686 * mcore.c: Include df.h
4687 (mcore_rtx_costs): Update prototype.
4688 * score3.c: Include df.h
4689 (score3_rtx_costs): Remove speed argument.
4690 * score7.c: Include df.h
4691 (score7_address_cost): Remove speed argument.
4692 * score-protos.h (score_address_cost): Update prototype.
4693 * score.c: Include df.h
4694 (score_rtx_costs): Update call of costs functions.
4695 * v850.c (v850_rtx_costs): Add bool argument.
4697 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
4699 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
4701 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4703 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
4704 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
4706 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4708 * mkmap-flat.awk: Add option pe_dll.
4709 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
4710 * config/i386/t-cygwin (SHLIB_LC): Add.
4711 * config/i386/t-mingw32 (SHLIB_LC): Add.
4712 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
4713 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
4714 (LINK_SPEC): Support libgcc_s.
4715 (LIBGCC_SPEC): Support libgcc_s.
4716 (LIBGCC_SONAME): New.
4718 2008-08-31 Jan Hubicka <jh@suse.cz>
4720 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
4721 mistakely had old version of patch.
4723 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
4724 (ipcp_estimate_growth): New.
4725 (ipcp_insert_stage): Use ipcp_estimate_growth.
4726 * profile.c (branch_prob): When reading failed, do not consider
4729 2008-08-31 Jan Hubicka <jh@suse.cz>
4731 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
4732 loop is optimized for speed.
4734 2008-08-31 Richard Guenther <rguenther@suse.de>
4737 * fold-const.c (fold_binary): Retain conversions in folding
4740 2008-08-31 Jan Hubicka <jh@suse.cz>
4742 * postreload-gcse.c (eliminate_partially_redundant_loads):
4743 Use optimize_bb_for_size_p.
4744 * predict.c (maybe_hot_frequency_p): Make inline.
4745 (maybe_hot_count_p): Break out from ...
4746 (maybe_hot_bb_p): ... this one.
4747 (maybe_hot_edge_p): Simplify.
4748 * basic-block.h (probably_cold_bb_p): Remove.
4750 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4753 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
4755 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
4756 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
4757 Also split V4SFmode.
4758 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
4761 2008-08-31 Jan Hubicka <jh@suse.cz>
4763 * predict.c (PROB_VERY_LIKELY): Make small enough so things
4765 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
4767 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4770 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
4773 * dwarf2out.c (native_encode_initializer): Subtract min_index for
4774 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4776 2008-08-31 Jan Hubicka <jh@suse.cz>
4778 * sparc.h (BRANCH_COST): Fix macro definition.
4779 * avr.c (avr_operand_rtx_cost): Add speed argument.
4780 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
4782 2008-08-31 Richard Guenther <rguenther@suse.de>
4784 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
4785 types instead of operands. Re-instantiate verifying of
4786 binary expression operands.
4788 2008-08-30 Jan Hubicka <jh@suse.cz>
4790 * fwprop.c (should_replace_address): Add speed attribute.
4791 (PR_OPTIMIZE_FOR_SPEED): New flag.
4792 (propagate_rtx_1): Use it.
4793 (propagate_rtx): Set it.
4794 (try_fwprop_subst): Update call of rtx_costs.
4795 (forward_propagate_and_simplify): LIkewise.
4796 * hooks.c (hook_int_rtx_bool_0): New
4797 (hook_bool_rtx_int_int_intp_false): Replace by ...
4798 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4799 * hooks.h (hook_int_rtx_bool_0): New
4800 (hook_bool_rtx_int_int_intp_false): Replace by ...
4801 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4802 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
4803 (prepare_cmp_insn): UPdate call of rtx_cost.
4804 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
4805 (reload_cse_simplify_operands): Update call of rtx_cost.
4806 (reload_cse_move2add): call of rtx_cost.
4807 * target.h (struct gcc_target): Update rtx_costs and address_costs.
4808 * rtlanal.c (rtx_cost): Add speed argument.
4809 (address_cost): Add speed argument
4810 (default_address_cost): Likewise.
4811 (insn_rtx_cost): Likewise.
4812 * cfgloopanal.c (seq_cost): Add speed argument.
4813 (target_reg_cost, target_spill_cost): Turn to array.
4814 (init_set_costs): Update for speed.
4815 (estimate_reg_pressure_cost): Add speed argument.
4816 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
4817 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
4818 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
4819 (seq_cost): Add speed argument.
4820 (computation_cost): Add speed arugment.
4821 (add_cost, multiply_by_const, get_address_cost): add speed argument.
4822 (force_expr_to_var_cost): Update for profile info.
4823 (force_var_cost): Likewise.
4824 (split_address_cost): Likewise.
4825 (ptr_difference_cost): Likewise.
4826 (difference_cost): Likewise.
4827 (get_computation_cost_at): Likewise.
4828 (determine_iv_cost): Likewise.
4829 (ivopts_global_cost_for_size): Likewise.
4830 (rewrite_use_address): Likewise.
4831 (tree_ssa_iv_optimize_loop): Initialize speed field.
4832 * cse.c (optimize_this_for_speed_p): New static var.
4833 (notreg_cost): Update call of rtx_cost.
4834 (cse_extended_basic_block): set optimize_this_for_speed_p.
4835 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
4836 (noce_try_cmove_arith): Likewise.
4837 (noce_try_sign_mask): LIkewise.
4838 * expr.c (compress_float_constant): Update rtx_cost calls.
4839 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
4841 (addr_to_parts): Likewise.
4842 (create_mem_ref): Likewise.
4843 * dse.c (find_shift_sequence): Add speed argument.
4844 (replace_read): Update call.
4845 * calls.c (precompute_register_parameters): Update call of rtx_cost.
4846 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
4847 * neg_cost, shift_cost, shiftadd_cost,
4848 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
4849 mul_highpart_cost): Increase dimension.
4850 (init_expmed): Initialize for both size and speed.
4851 (expand_shift): Use profile.
4852 (synth_mult): Use profile.
4853 (choose_mult_variant): Use profile.
4854 (expand_mult): Use profile.
4855 (expand_mult_highpart_optab): Use profile.
4856 (expand_mult_highpart): Use profile.
4857 (expand_smod_pow2): Use profile.
4858 (expand_divmod): Use profile.
4859 * simplify-rtx.c (simplify_binary_operation_1): Update call of
4861 * loop-invariant.c (create_new_invariant): Use profile.
4862 (gain_for_invariant): Add speed parameter.
4863 (best_gain_for_invariant): Likewise.
4864 (find_invariants_to_move): Likewise.
4865 (move_single_loop_invariants): Set it.
4866 * target-def.h (TARGET_RTX_COSTS): Use hook.
4867 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
4868 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4869 * output.h (default_address_cost): Update prototype.
4870 * combine.c (optimize_this_for_speed_p): New static var.
4871 (combine_validate_cost): Update call of rtx_cost.
4872 (combine_instructions): Set optimize_this_for_speed_p.
4873 (expand_compound_operation): Update call of rtx_cost.
4874 (make_extraction):Update call of rtx_cost.
4875 (force_to_mode):Update call of rtx_cost.
4876 (distribute_and_simplify_rtx):Update call of rtx_cost.
4877 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
4878 (estimate_reg_pressure_cost): Update prototype.
4879 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
4880 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
4882 * config/alpha/alpha.c (alpha_rtx_costs): Update.
4883 (alpha_rtx_costs): Update.
4884 * config/frv/frv.c (frv_rtx_costs): Update.
4885 * config/s390/s390.c (s390_rtx_costs): Update.
4886 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
4887 (m32c_rtx_costs): Update.
4888 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
4889 (spu_rtx_costs): Update.
4890 * config/sparc/sparc.c (sparc_rtx_costs): Update.
4891 * config/m32r/m32r.c (m32r_rtx_costs): Update.
4892 * config/i386/i386.c (:ix86_address_cost): Update.
4893 (ix86_rtx_costs): Update.
4894 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
4895 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
4896 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
4897 * config/crx/crx.c (crx_address_cost): Update.
4898 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
4899 * config/stormy16/stormy16.c
4900 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
4901 * config/m68hc11/m68hc11.c
4902 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
4903 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
4904 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
4906 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
4908 * config/ia64/ia64.c (ia64_rtx_costs): Update.
4909 * config/m68k/m68k.c (m68k_rtx_costs): Update.
4910 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
4911 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
4912 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
4913 (mcore_rtx_costs): update.
4914 * config/score/score3.c (score3_rtx_costs): Update.
4915 * config/score/score7.c (score7_rtx_costs): Update.
4916 * config/score/score3.h (score3_rtx_costs):Update.
4917 * config/score/score7.h (score7_rtx_costs): Update.
4918 * config/score/score.c (score_rtx_costs): Update.
4919 * config/arm/arm.c (arm_address_cost): Update.
4920 (arm_rtx_costs_1): Update.
4921 (arm_rtx_costs_1): Update.
4922 (arm_size_rtx_costs): Update.
4923 (arm_size_rtx_costs): Update.
4924 (arm_size_rtx_costs): Update.
4925 (arm_xscale_rtx_costs): Update.
4926 (arm_thumb_address_cost): Update.
4927 * config/pa/pa.c (hppa_address_cost): Update.
4928 * config/mips/mips.c (mips_rtx_costs): Update.
4929 * config/vax/vax.c (vax_address_cost): Update.
4930 * config/h8300/h8300.c (h8300_shift_costs): Update.
4931 (h8300_rtx_costs): Update.
4932 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
4933 (v850_rtx_costs): Update.
4934 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
4935 * config/bfin/bfin.c
4936 (bfin_address_cost): Update.
4937 (bfin_rtx_costs): Update.
4938 * stmt.c (lshift_cheap_p): Update.
4940 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4943 * expmed.c (extract_bit_field_1): Check the mode size to make
4944 sure the vector modes have the same size.
4946 2008-08-29 Michael Meissner <gnu@the-meissners.org>
4948 * dojump.c (top level): Include basic-block.h to declare
4949 optimize_insn_for_speed_p
4951 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
4953 * opts.h (CL_SAVE): New option class for marking options that are
4954 target specific options usable in the target attribute.
4955 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
4957 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
4958 can easily find the target specific options that are safe to use
4959 in the attribute or pragma.
4961 * attribs.c (decl_attributes): Change #pragma GCC option to
4962 #pragma GCC target, and attribute((option(...))) to
4963 attribute((target(...))).
4965 * doc/extend.texi (target attribute): Change from option
4966 attribute. Delete push/pop/reset.
4967 (#pragma GCC target): Change from #pragma GCC option. Delete
4969 (#pragma GCC push_options): Document new pragma.
4970 (#pragma GCC pop_options): Document new pragma.
4971 (#pragma GCC reset_options): Document new pragma.
4973 * targhooks.c (default_target_option_valid_attribute_p): Add
4974 warning about port not supporting target attributes.
4975 (default_target_option_pragma_parse): New function, warn about
4976 #pragma GCC target not being supported.
4978 * targhooks.h (default_target_option_pragma_parse): Add
4981 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
4982 TI_CURRENT_OPTION_PRAGMA.
4983 (current_target_pragma): Rename from current_option_pragma.
4985 * target.h: (struct target_option): Delete booleans for changing
4986 the optimization level on hot/cold functions. Change signature of
4987 pragma_parse hook to take a second tree.
4989 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
4991 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
4992 that the declaration is done at global scope.
4994 * langhooks.c (add_builtin_function_common): Move most of the code
4995 from add_builtin_function here, calling the hook passed in.
4996 (add_builtin_function): Call add_builtin_function_common with
4997 standard builtin hook.
4998 (add_builtin_function_ext_scope): New function to add builtins to
5001 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
5003 (add_builtin_function_ext_scope): Add declaration.
5005 * c-pragma.c (handle_pragma_target): Rename from
5006 handle_pragma_option, #pragma GCC option is now #pragma GCC
5007 target. Move warning about port not supporting target options to
5008 default pragma parse hook. Remove push/pop/reset from this
5010 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
5011 (option_stack): Delete static variable.
5012 (optimize_stack): Ditto.
5013 (optons_stack): New stack of saved target and optimization
5015 (handle_pragma_push_options): New function to handle pushing both
5016 target and optimization options.
5017 (handle_pragma_pop_options): New function to handle popping both
5018 target and optimization options.
5019 (handle_pragma_reset_options): New function to handle resetting
5020 both target and optimization options to their initial state.
5021 (init_pragma): Rename handle_pragma_option to
5022 handle_pragma_target. Add support for push_options, pop_options,
5023 and reset_options pragmas.
5025 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
5026 default_target_option_pragma_parse.
5027 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
5028 default_target_option_valid_attribute_p.
5029 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5030 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5031 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
5032 optimization level on hot/cold functions.
5034 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
5035 if the caller and callee have different optimization levels.
5037 * c-common.c (handle_target_attribute): Rename from
5038 handle_option_attribute, attribute((option(...))) is now
5039 attribute((target(...))). Move warning if the port does not
5040 support target attributes to the default hook.
5041 (handle_hot_attribute): Delete code to change the optimization
5042 level of hot functions.
5043 (handle_cold_attribute): Ditto.
5045 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
5046 argument that is the binary tree options to use if there are no
5047 arguments. Call ix86_valid_target_attribute_tree instead of
5048 ix86_valid_option_attribute_tree.
5049 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
5050 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
5051 ix86_pragma_option_parse.
5053 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5054 Rename from ix86_valid_option_attribute_tree.
5056 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5057 new builtins when the ISA changes.
5058 (ix86_valid_target_attribute_tree): Rename from
5059 ix86_valid_option_attribute_tree. Change callers. If the
5060 function specified optimization options, use those as the starting
5061 point before setting up the target attributes. If the
5062 optimization options were changed in the course of setting the
5063 target attributes, record the new optimization options.
5064 (ix86_valid_target_attribute_tree_inner_p): Rename from
5065 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5066 ix86_add_new_builtins if the ISA changed.
5067 (ix86_valid_target_attribute_p): Rename from
5068 ix86_valid_option_attribute_p. Change callers.
5069 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5070 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5071 as delayed builtin functions.
5072 (struct builtin_isa): New structure to record builtin functions
5073 that should be delayed until the ISA for that function is used.
5074 (ix86_builtins_isa): Change from int to struct to track builtin
5075 functions we want to declare at some point.
5076 (def_builtin): If the front end can delay defining the builtin
5077 functions, don't create builtins for ISAs not part of the default
5079 (def_builtin_const): Ditto.
5080 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5081 __builtin_ia32_pcmov_v2di to be different builtin functions.
5082 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5083 a structure instead of an int.
5084 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5085 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5086 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5087 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5089 * config/ia64/ia64.h
5090 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5091 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5093 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5094 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5095 (LANG_HOOKS_INITIALIZER): Add
5096 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5098 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5101 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5102 the reload address with the index register for SFmode
5103 access with a displacement.
5105 2008-08-30 Jan Hubicka <jh@suse.cz>
5107 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5108 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5109 * dojump.c (do_jump): Likewise.
5110 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5111 (note-if_info): Add BRANCH_COST.
5112 (noce_try_store_flag_constants, noce_try_addcc,
5113 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5114 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5115 find_if_case_2): Use computed branch cost.
5116 * expr.h (BRANCH_COST): Update default.
5117 * predict.c (predictable_edge_p): New function.
5118 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5119 Update BRANCH_COST call.
5120 * basic-block.h (predictable_edge_p): Declare.
5121 * config/alpha/alpha.h (BRANCH_COST): Update.
5122 * config/frv/frv.h (BRANCH_COST): Update.
5123 * config/s390/s390.h (BRANCH_COST): Update.
5124 * config/spu/spu.h (BRANCH_COST): Update.
5125 * config/sparc/sparc.h (BRANCH_COST): Update.
5126 * config/m32r/m32r.h (BRANCH_COST): Update.
5127 * config/i386/i386.h (BRANCH_COST): Update.
5128 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5130 * config/sh/sh.h (BRANCH_COST): Update.
5131 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5132 * config/avr/avr.h (BRANCH_COST): Update.
5133 * config/crx/crx.h (BRANCH_COST): Update.
5134 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5135 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5136 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5137 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5138 * config/ia64/ia64.h (BRANCH_COST): Update.
5139 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5140 * config/arc/arc.h (BRANCH_COST): Update.
5141 * config/score/score.h (BRANCH_COST): Update.
5142 * config/arm/arm.h (BRANCH_COST): Update.
5143 * config/pa/pa.h (BRANCH_COST): Update.
5144 * config/mips/mips.h (BRANCH_COST): Update.
5145 * config/vax/vax.h (BRANCH_COST): Update.
5146 * config/h8300/h8300.h (BRANCH_COST): Update.
5147 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5148 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5149 * doc/tm.texi (BRANCH_COST): Update.
5151 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5154 * config/arm/arm.c (arm_optimization_options): Set
5155 flag_section_anchors to 2 instead of 1 to distinguish it from
5156 -fsection-anchors given explicitely on the command line.
5158 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5160 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5161 final insn of a split.
5163 2008-08-30 Jan Hubicka <jh@suse.cz>
5165 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5166 optimized for speed.
5167 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5168 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5169 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5170 flag_gcse_after_reload_set): New static vars.
5171 (common_handle_option): Enable those flags for profile-use.
5172 (decode_options): Remove optimize_size flags that are handled
5173 on higher granuality.
5174 * tree-vectorizer.c (vectorize_loops): Use
5175 optimize_loop_nest_for_speed_p.
5176 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5177 * tree-predcom.c (tree_predictive_commoning): Use
5178 optimize_loop_for_speed_p.
5179 * varasm.c (assemble_start_function): Use
5180 optimize_function_for_speed_p.
5181 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5182 * predict.c (optimize_loop_for_speed_p): Fix walk.
5184 2008-08-30 Jan Hubicka <jh@suse.cz>
5186 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5188 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5189 profile presence locally.
5191 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5194 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5195 versions before 4.0.
5197 2008-08-29 Jan Hubicka <jh@suse.cz>
5199 * tree-inline.c (insert_init_stmt): Insert sequence even when
5202 2008-08-29 Jeff Law <law@redhat.com>
5204 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5205 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5206 location and class is an FP register.
5208 2008-08-29 Jan Hubicka <jh@suse.cz>
5210 * see.c (see_merge_one_def_extension): Silence used uninitialized
5212 * matrix-reorg.c (check_allocation_function): Likewise.
5213 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5215 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5218 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5219 compute new & and | in type rather than TREE_TYPE (arg0).
5221 * dwarf2out.c (fortran_common): Update comment.
5222 (gen_variable_die): Swap com_die and var_die variables in Fortran
5223 COMMON block handling code.
5225 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5227 * dwarf2out.c (gen_const_die): New function.
5228 (size_of_die, value_format, output_die): Output larger
5229 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5230 (native_encode_initializer): New function.
5231 (tree_add_const_value_attribute): Call it.
5232 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5234 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5235 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5236 TREE_THIS_VOLATILE to add_type_attribute.
5238 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5240 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5243 * dwarf2out.c (loc_by_reference): New function.
5244 (add_location_or_const_value_attribute): Use it.
5247 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5248 as DW_TAG_variable children of DW_TAG_common_block rather than
5249 DW_TAG_member children. Put DW_AT_external to individual
5250 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5252 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5253 loc_descriptor_from_tree_1.
5257 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5258 arguments to imported_module_or_decl.
5259 (debug_nothing_tree_tree): Removed.
5260 (debug_nothing_tree_tree_tree_bool): New prototype.
5261 * debug.c (do_nothing_debug_hooks): Adjust.
5262 (debug_nothing_tree_tree): Removed.
5263 (debug_nothing_tree_tree_tree_bool): New function.
5264 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5265 (gen_variable_die): Put all common vars for the
5266 same COMMON block under one DW_TAG_common_block.
5267 (declare_in_namespace): Return new context_die, for Fortran
5268 return the module DIE instead of adding extra declarations into
5270 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5271 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5272 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5274 (dwarf2out_global_decl): Don't skip Fortran global vars.
5275 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5276 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5277 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5278 DW_TAG_imported_declaration as child of previous
5279 DW_TAG_imported_module.
5280 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5281 * sdbout.c (sdb_debug_hooks): Likewise.
5282 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5284 2008-08-29 Jan Hubicka <jh@suse.cz>
5286 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5288 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5289 * ipa-cp.c (n_cloning_candidates): New static variable.
5290 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5291 (ipcp_print_all_lattices): Improve debug output.
5292 (ipcp_cloning_candidate_p): New function.
5293 (ipcp_initialize_node_lattices): Use it.
5294 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5295 (ipcp_propagate_stage): Prettier debug output.
5296 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5297 (ipcp_print_all_structures): Remove.
5298 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5299 (ipcp_insert_stage): Prettier debug output; call
5300 cgraph_remove_unreachable_nodes before propagating.
5301 (pass_ipa_cp): Schedule function removal pass.
5302 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5304 (cgraph_maybe_hot_edge_p): Move to ...
5305 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5306 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5307 (common_handle_option): Set them; enable ipa-cp when profiling.
5308 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5309 (ipa_print_all_jump_functions): Likewise.
5310 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5311 (ipa_print_node_params, ipa_print_all_params): New.
5312 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5313 ipa_print_all_param_flags): Remove.
5314 (ipa_print_node_params, ipa_print_all_params): New.
5316 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5318 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5319 change from 2008-04-03.
5320 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5322 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5325 * ira-color.c (push_allocnos_to_stack): Truncate
5326 removed_splay_allocno_vec.
5328 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5331 * ira-color (ira_fast_allocation): Don't assign hard registers to
5334 2008-08-29 Jan Hubicka <jh@suse.cz>
5337 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5338 for cold internal loops.
5340 2008-08-29 Richard Guenther <rguenther@suse.de>
5342 * tree-ssa-structalias.c (create_variable_info_for): Do not
5343 create fields for heap vars or vars with a noalias state.
5344 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5347 2008-08-29 Richard Guenther <rguenther@suse.de>
5349 * common.opt (ftree-store-ccp): Mark as preserved for
5350 backward compatibility.
5351 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5352 * tree-pass.h (pass_store_ccp): Remove.
5353 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5354 (first_vdef): Remove declaration.
5355 (get_value_loaded_by): Likewise.
5356 * tree-ssa-ccp.c (do_store_ccp): Remove.
5357 (get_default_value): Simplify as do_store_ccp is always false
5358 now. Do not initialize mem_ref.
5359 (set_value_varying): Likewise.
5360 (canonicalize_float_value): Likewise.
5361 (set_lattice_value): Likewise.
5362 (likely_value): Likewise.
5363 (surely_varying_stmt_p): Likewise.
5364 (ccp_initialize): Likewise.
5365 (ccp_lattice_meet): Likewise.
5366 (ccp_visit_phi_node): Likewise.
5367 (ccp_fold): Likewise.
5368 (evaluate_stmt): Likewise.
5369 (visit_assignment): Likewise.
5370 (ccp_visit_stmt): Likewise.
5371 (execute_ssa_ccp): Fold into ...
5372 (do_ssa_ccp): ... this.
5373 (do_ssa_store_ccp): Remove.
5374 (gate_store_ccp): Likewise.
5375 (pass_store_ccp): Likewise.
5376 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5378 * tree-ssa-propagate.c (first_vdef): Remove.
5379 (get_value_loaded_by): Likewise.
5380 (replace_vuses_in): Likewise.
5381 (substitute_and_fold): Do not call replace_vuses_in.
5382 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5384 2008-08-29 Richard Guenther <rguenther@suse.de>
5387 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5388 PARAM_NOALIAS tags with is_heapvar.
5389 * tree-ssa-operands.c (access_can_touch_variable): Offset
5390 based tests do not apply for heapvars. Fix offset test.
5392 2008-08-29 Jan Hubicka <jh@suse.cz>
5394 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5395 (-fipa-cp-clone): Enabled by default at -O3.
5396 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5397 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5399 2008-08-29 Jan Hubicka <jh@suse.cz>
5401 * tree.c (build_function_type_skip_args,
5402 build_function_decl_skip_args): New functions.
5403 * tree.h (build_function_type_skip_args,
5404 build_function_decl_skip_args): Declare.
5405 * gimple.c (giple_copy_call_skip_args): New function.
5406 (giple_copy_call_skip_args): Declare.
5408 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5409 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5410 (ipcp_node_modifiable_p): ... this one; use
5411 tree_versionable_function_p.
5412 (ipcp_create_replace_map): Improve debug output.
5413 (ipcp_need_redirect_p): Return false when not clonning.
5414 (ipcp_update_callgraph): Skip args.
5415 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5417 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5418 (save_inline_function_body): Update call of tree_function_versioning.
5419 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5420 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5422 (tree_function_versioning): Likewise.
5423 * tree-inline.h (tree_function_versioning): Update prototype.
5425 2008-08-29 Jan Hubicka <jh@suse.cz>
5427 * loop-unswitch.c (unswitch_single_loop): Use
5428 optimize_loop_for_speed_p.
5429 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5430 Use optimize_function_for_size_p.
5431 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5432 * postreload-gcse.c (eliminate_partially_redundant_load):
5433 Use optimize_bb_for_size_p.
5434 * value-prof.c (gimple_divmod_fixed_value_transform,
5435 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5436 gimple_stringops_transform): Use optimize_bb_for_size_p.
5437 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5438 * final.c (compute_alignments): Use optimize_function_for_size_p.
5439 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5440 (fold_builtin_strcpy, fold_builtin_fputs): Use
5441 optimize_function_for_size_p.
5442 * fold-const.c (tree_swap_operands_p): Use
5443 optimize_function_for_size_p.
5444 * recog.c (relax_delay_slots): Likewise.
5445 * tree-ssa-math-opts.c (replace_reciprocal):
5446 Use optimize_bb_for_speed_p.
5447 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5448 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5449 optimize_function_for_size_p.
5450 (cgraph_decide_inlining_of_small_function): Use
5451 optimize_function_for_size_p.
5452 * global.c (find_reg): Use optimize_function_for_size_p.
5453 * opts.c (decode_options): Do not clear flag_tree_ch,
5454 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5455 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5456 work it out from profile.
5457 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5458 optimize_loop_for_speed_p.
5459 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5461 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5462 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5463 * tree-eh.c (decide_copy_try_finally): Use
5464 optimize_function_for_size_p.
5465 * local-alloc.c (block_alloc): Pass BB pointer.
5466 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5467 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5468 * loop-unroll.c (decide_unrolling_and_peeling):
5469 Use optimize_loop_for_size_p.
5470 (decide_peel_completely): Likewise.
5471 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5472 optimize_loop_for_size_p.
5473 (vect_enhance_data_refs_alignment): Likewise.
5474 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5475 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5477 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5478 (try_crossjump_bb): Use optimize_bb_for_size_p.
5479 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5480 optimize_loop_for_speed_p.
5481 * bb-reorder.c (find_traces_1_round): Likewise.
5482 (copy_bb): Use optimize_bb_for_speed_p.
5483 (duplicate_computed_gotos): Likewise.
5484 * basic-block.h (optimize_loop_nest_for_size_p,
5485 optimize_loop_nest_for_speed_p): New.
5486 * stmt.c (expand_case): Use optimize_insn_for_size_p.
5488 2008-08-29 Tristan Gingold <gingold@adacore.com>
5490 * gcov.c (main): Call expandargv.
5492 2008-08-29 Jan Hubicka <jh@suse.cz>
5494 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
5496 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5498 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
5499 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5501 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
5503 2008-08-29 Jan Hubicka <jh@suse.cz>
5505 * tree-pass.h (pass_strip_predict_hints): Declare.
5506 * predict.c (strip_builtin_expect): Rename to ...
5507 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
5508 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
5509 (tree_estimate_probability): Do not strip builtin_expect.
5510 (pass_strip_predict_hints): New pass.
5511 * tree-inline.c (expand_call_inline): When inlining cold function,
5512 predict it as unlikely.
5513 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
5515 2008-08-29 Richard Guenther <rguenther@suse.de>
5517 PR tree-optimization/37207
5518 * tree-vrp.c (extract_range_from_binary_expr): Also try
5519 to constant fold if only one of the operands is a constant.
5521 2008-08-29 Nick Clifton <nickc@redhat.com>
5523 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
5524 the same way as SYMBOL_REFs.
5526 2008-08-28 Bob Wilson <bob.wilson@acm.org>
5528 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
5530 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5532 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
5533 * config/mips/mips.md (branch_likely): Remove const. Fix
5535 (define_delay for type "branch"): Change to only apply for branch
5536 with likely variant.
5537 (define_delay for type "branch" and "branch_likely" no). New delay
5539 (equality_op): New code iterator.
5540 (bbv, bbinv): New code attributes.
5541 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
5544 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5545 Andrew Pinski <pinskia@gcc.gnu.org>
5548 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
5550 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
5552 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
5553 rule that a symbolic constant must be defined and >= 0 for the
5554 corresponding facility to be present at compile-time.
5555 * gthr-posix.c: Likewise.
5557 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5559 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
5560 * config/mips/mips.md (D): New mode attribute.
5561 (mulsi3, muldi3): Merge it into ...
5562 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
5563 (muldi3_mul3): New pattern.
5564 (mulsi3_mult3): Rename to mulsi3_mul3.
5566 2008-08-28 Jan Hubicka <jh@suse.cz>
5568 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
5570 * predict.c (always_optimize_for_size_p): Rename to ...
5571 (optimize_function_for_size): ... this one; make extern.
5572 (optimize_function_for_speed_p): New.
5573 (optimize_bb_for_size_p, optimize_bb_for_size_p,
5574 optimize_edge_for_size_p,optimize_edge_for_size_p,
5575 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
5576 * basic-block.h (optimize_function_for_size_p,
5577 optimize_function_for_speed_p): Declare.
5578 * i386.md (optimize_size checks): Replace them by appropriate
5580 (standard_80387_constant_p, ix86_compute_frame_layout,
5581 ix86_expand_epilogue, ix86_decompose_address,
5582 print_operand, emit_i387_cw_initialization,
5583 inline_memory_move_cost, ix86_pad_returns,
5584 ix86_reorg): Replace optimize_size checks.
5586 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
5588 * rtl.h (simplify_subreg_regno): Declare.
5589 * rtlanal.c (simplify_subreg_regno): New function, split out from...
5590 * simplify-rtx.c (simplify_subreg): ...here.
5591 * reload.c (find_reloads): Use simplify_subreg_regno instead of
5592 subreg_offset_representable_p.
5594 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5597 * c-typeck.c (convert_for_assignment): Give a note describing what
5598 was passed and what was expected.
5600 2008-08-28 Joey Ye <joey.ye@intel.com>
5602 * doc/extend.texi: Document AVX built-in functions.
5603 * doc/invoke.texi: Document -mavx.
5605 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
5606 Joey Ye <joey.ye@intel.com>
5607 Xuepeng Guo <xuepeng.guo@intel.com>
5609 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
5611 * config/i386/cpuid.h (bit_FMA): New.
5612 (bit_XSAVE): Likewise.
5613 (bit_OSXSAVE): Likewise.
5614 (bit_AVX): Likewise.
5616 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
5617 define. Use ASM_OUTPUT_AVX_PREFIX.
5619 * config/i386/gmmintrin.h: New.
5621 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
5622 (OPTION_MASK_ISA_AVX_SET): New.
5623 (OPTION_MASK_ISA_FMA_SET): Likewise.
5624 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
5625 (OPTION_MASK_ISA_FMA_SET): Likewise.
5626 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
5627 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
5628 (pta_flags): Add PTA_AVX and PTA_FMA.
5629 (override_options): Handle PTA_AVX and PTA_FMA.
5630 (init_cumulative_args): Handle warn_avx.
5631 (classify_argument): Return 0 for COImode and OImode. Return
5632 1 and X86_64_AVX_CLASS for 256bit vector types.
5633 (examine_argument): Handle X86_64_AVX_CLASS.
5634 (construct_container): Likewise.
5635 (function_arg_advance_32): Pass OImode and 256bit vector types
5637 (function_arg_advance_64): Take a new argument to indicate if a
5638 parameter is named. Handle 256bit vector types. Return
5639 immediately for unnamed 256bit vector mode parameters.
5640 (function_arg_advance): Updated.
5641 (function_arg_32): Add comments for TImode. Handle OImode
5642 and 256bit vector types.
5643 (function_arg_64): Take a new argument to indicate if a
5644 parameter is named. Handle 256bit vector types. Return NULL
5645 for unnamed 256bit vector mode parameters.
5646 (function_arg): Updated.
5647 (setup_incoming_varargs_64): Support
5648 AVX encoding for *sse_prologue_save_insn.
5649 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
5650 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
5651 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
5652 enabled, otherwise return -3.
5653 (standard_sse_constant_opcode): Handle AVX and 256bit vector
5655 (print_reg): Support AVX registers. Handle 'x' and 't'.
5656 Handle 'd' to duplicate the operand.
5657 (print_operand): Likewise. Also support AVX vector compare
5659 (output_387_binary_op): Support AVX.
5660 (output_fp_compare): Likewise.
5661 (ix86_expand_vector_move_misalign): Likewise.
5662 (ix86_attr_length_vex_default): New.
5663 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5664 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5665 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5666 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5667 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
5668 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5669 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
5670 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
5671 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
5672 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
5673 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
5674 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
5675 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
5676 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
5677 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5678 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
5679 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
5680 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5681 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
5682 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
5683 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5684 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5685 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5686 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
5687 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
5688 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
5689 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
5690 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5691 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
5692 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
5693 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
5694 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
5695 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
5696 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5697 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5698 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5699 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
5700 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
5701 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
5702 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
5703 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
5704 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
5705 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
5706 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
5707 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
5708 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
5709 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5710 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5711 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5712 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5713 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5714 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5715 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5716 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5717 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5718 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5719 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5720 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5721 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5722 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5723 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5724 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5725 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5726 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
5727 and IX86_BUILTIN_MOVMSKPS256,
5728 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
5729 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
5730 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
5731 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
5732 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
5733 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
5734 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
5735 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
5736 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
5737 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
5738 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
5739 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
5740 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
5741 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
5742 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
5743 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
5744 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
5745 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
5746 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
5747 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
5748 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
5749 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
5750 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
5751 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
5752 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
5753 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
5754 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
5755 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
5756 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5757 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5758 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
5759 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
5760 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
5761 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
5762 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
5763 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
5764 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
5765 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
5766 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5767 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5768 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5769 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5770 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
5771 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
5772 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
5773 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
5774 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
5775 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
5776 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
5777 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
5778 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
5779 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
5780 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5781 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
5782 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5783 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
5784 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5785 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5787 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
5788 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
5789 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
5790 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5791 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5792 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5793 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
5794 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5795 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
5796 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5797 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
5798 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5799 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
5800 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
5801 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
5802 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
5803 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5804 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5805 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5806 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5807 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5808 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5809 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5810 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5811 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5812 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5813 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5814 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5815 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5816 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5817 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5818 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5819 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5820 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
5821 IX86_BUILTIN_MOVMSKPS256.
5822 (ix86_init_mmx_sse_builtins): Support AVX builtins.
5823 (ix86_expand_args_builtin): Likewise.
5824 (ix86_expand_special_args_builtin): Likewise.
5825 (ix86_hard_regno_mode_ok): Handle AVX modes.
5826 (ix86_expand_vector_init_duplicate): Likewise.
5827 (ix86_expand_vector_init_one_nonzero): Likewise.
5828 (ix86_expand_vector_init_one_var): Likewise.
5829 (ix86_expand_vector_init_concat): Likewise.
5830 (ix86_expand_vector_init_general): Likewise.
5831 (ix86_expand_vector_set): Likewise.
5832 (ix86_vector_mode_supported_p): Likewise.
5833 (x86_extended_reg_mentioned_p): Check INSN_P before using
5836 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
5837 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
5839 * config/i386/i386.h (TARGET_AVX): New.
5840 (TARGET_FMA): Likewise.
5841 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
5842 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
5843 (VALID_AVX256_REG_MODE): New.
5844 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5845 (AVX_FLOAT_MODE_P): Likewise.
5846 (AVX128_VEC_FLOAT_MODE_P): Likewise.
5847 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5848 (AVX_VEC_FLOAT_MODE_P): Likewise.
5849 (ASM_OUTPUT_AVX_PREFIX): Likewise.
5850 (ASM_OUTPUT_OPCODE): Likewise.
5851 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
5853 (SSE_REG_MODE_P): Allow 256bit vector modes.
5854 (ix86_args): Add a warn_avx field.
5856 * config/i386/i386.md (UNSPEC_PCMP): New.
5857 (UNSPEC_VPERMIL): Likewise.
5858 (UNSPEC_VPERMIL2): Likewise.
5859 (UNSPEC_VPERMIL2F128): Likewise.
5860 (UNSPEC_MASKLOAD): Likewise.
5861 (UNSPEC_MASKSTORE): Likewise.
5862 (UNSPEC_CAST): Likewise.
5863 (UNSPEC_VTESTP): Likewise.
5864 (UNSPECV_VZEROALL): Likewise.
5865 (UNSPECV_VZEROUPPER): Likewise.
5866 (XMM0_REG): Likewise.
5867 (XMM1_REG): Likewise.
5868 (XMM2_REG): Likewise.
5869 (XMM3_REG): Likewise.
5870 (XMM4_REG): Likewise.
5871 (XMM5_REG): Likewise.
5872 (XMM6_REG): Likewise.
5873 (XMM8_REG): Likewise.
5874 (XMM9_REG): Likewise.
5875 (XMM10_REG): Likewise.
5876 (XMM11_REG): Likewise.
5877 (XMM12_REG): Likewise.
5878 (XMM13_REG): Likewise.
5879 (XMM14_REG): Likewise.
5880 (XMM15_REG): Likewise.
5882 (prefix_vex_imm8): Likewise.
5883 (prefix_vex_w): Likewise.
5884 (length_vex): Likewise.
5887 (*avx_ashlti3): Likewise.
5888 (*avx_lshrti3): Likewise.
5889 (*avx_setcc<mode>): Likewise.
5890 (*fop_<mode>_comm_mixed_avx): Likewise.
5891 (*fop_<mode>_comm_avx): Likewise.
5892 (*fop_<mode>_1_mixed_avx): Likewise.
5893 (*fop_<mode>_1_avx): Likewise.
5894 (*avx_<code><mode>3): Likewise.
5895 (*avx_ieee_smin<mode>3): Likewise.
5896 (*avx_ieee_smax<mode>3): Likewise.
5897 (mode): Add OI, V8SF and V4DF.
5898 (length): Support VEX prefix.
5899 (*cmpfp_i_mixed): Set prefix attribute.
5900 (*cmpfp_i_sse): Likewise.
5901 (*cmpfp_iu_mixed): Likewise.
5902 (*cmpfp_iu_sse): Likewise.
5903 (*movsi_1): Support AVX.
5904 (*movdi_2): Likewise.
5905 (*movdi_1_rex64): Likewise.
5906 (*movti_internal): Likewise.
5907 (*movti_rex64): Likewise.
5908 (*movsf_1): Likewise.
5909 (*movdf_nointeger): Likewise.
5910 (*movdf_integer_rex64): Likewise.
5911 (*movtf_internal): Likewise.
5912 (zero_extendsidi2_32): Likewise.
5913 (zero_extendsidi2_rex64): Likewise.
5914 (*extendsfdf2_mixed): Likewise.
5915 (*extendsfdf2_sse): Likewise.
5916 (*truncdfsf_fast_mixed): Likewise.
5917 (*truncdfsf_fast_sse): Likewise.
5918 (*truncdfsf_mixed): Likewise.
5919 (fix_trunc<mode>di_sse): Likewise.
5920 (fix_trunc<mode>si_sse): Likewise.
5921 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
5922 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
5923 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
5924 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
5925 (*rcpsf2_sse): Likewise.
5926 (*rsqrtsf2_sse): Likewise.
5927 (*sqrt<mode>2_sse): Likewise.
5928 (sse4_1_round<mode>2): Likewise.
5929 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
5930 Support AVX. Set length attribute properly for AVX.
5932 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
5933 (VECTOR_MODES (FLOAT, 32)): Likewise.
5934 (VECTOR_MODE (INT, DI, 8)): Likewise.
5935 (VECTOR_MODE (INT, HI, 32)): Likewise.
5936 (VECTOR_MODE (INT, QI, 64)): Likewise.
5937 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
5938 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
5939 (VECTOR_MODE (INT, DI, 4)): Removed.
5940 (VECTOR_MODE (INT, SI, 8)): Likewise.
5941 (VECTOR_MODE (INT, HI, 16)): Likewise.
5942 (VECTOR_MODE (INT, QI, 32)): Likewise.
5943 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
5944 (INT_MODE (OI, 32)): Likewise.
5946 * config/i386/i386.opt (mavx): New.
5949 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
5951 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
5952 (*mov<mode>_internal_avx): New.
5953 (*movv2sf_internal_rex64_avx): Likewise.
5954 (*movv2sf_internal_avx): Likewise.
5956 * config/i386/predicates.md (const_4_to_5_operand): New.
5957 (const_6_to_7_operand): Likewise.
5958 (const_8_to_11_operand): Likewise.
5959 (const_12_to_15_operand): Likewise.
5960 (avx_comparison_float_operator): Likewise.
5962 * config/i386/sse.md (AVX256MODEI): New.
5963 (AVX256MODE): Likewise.
5964 (AVXMODEQI): Likewise.
5965 (AVXMODE): Likewise.
5966 (AVX256MODEF2P): Likewise.
5967 (AVX256MODE2P): Likewise.
5968 (AVX256MODE4P): Likewise.
5969 (AVX256MODE8P): Likewise.
5970 (AVXMODEF2P): Likewise.
5971 (AVXMODEF4P): Likewise.
5972 (AVXMODEDCVTDQ2PS): Likewise.
5973 (AVXMODEDCVTPS2DQ): Likewise.
5974 (avxvecmode): Likewise.
5975 (avxvecpsmode): Likewise.
5976 (avxhalfvecmode): Likewise.
5977 (avxscalarmode): Likewise.
5978 (avxcvtvecmode): Likewise.
5979 (avxpermvecmode): Likewise.
5980 (avxmodesuffixf2c): Likewise.
5981 (avxmodesuffixp): Likewise.
5982 (avxmodesuffixs): Likewise.
5983 (avxmodesuffix): Likewise.
5984 (vpermilbits): Likewise.
5985 (pinsrbits): Likewise.
5986 (mov<mode>): Likewise.
5987 (*mov<mode>_internal): Likewise.
5988 (push<mode>1): Likewise.
5989 (movmisalign<mode>): Likewise.
5990 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5991 (avx_movdqu<avxmodesuffix>): Likewise.
5992 (avx_lddqu<avxmodesuffix>): Likewise.
5993 (<plusminus_insn><mode>3): Likewise.
5994 (*avx_<plusminus_insn><mode>3): Likewise.
5995 (*avx_vm<plusminus_insn><mode>3): Likewise.
5996 (mul<mode>3): Likewise.
5997 (*avx_mul<mode>3): Likewise.
5998 (*avx_vmmul<mode>3): Likewise.
5999 (divv8sf3): Likewise.
6000 (divv4df3): Likewise.
6001 (avx_div<mode>3): Likewise.
6002 (*avx_div<mode>3): Likewise.
6003 (*avx_vmdiv<mode>3): Likewise.
6004 (avx_rcpv8sf2): Likewise.
6005 (*avx_vmrcpv4sf2): Likewise.
6006 (sqrtv8sf2): Likewise.
6007 (avx_sqrtv8sf2): Likewise.
6008 (*avx_vmsqrt<mode>2): Likewise.
6009 (rsqrtv8sf2): Likewise.
6010 (avx_rsqrtv8sf2): Likewise.
6011 (*avx_vmrsqrtv4sf2): Likewise.
6012 (<code><mode>3): Likewise.
6013 (*avx_<code><mode>3_finite): Likewise.
6014 (*avx_<code><mode>3): Likewise.
6015 (*avx_vm<code><mode>3): Likewise.
6016 (*avx_ieee_smin<mode>3): Likewise.
6017 (*avx_ieee_smax<mode>3): Likewise.
6018 (avx_addsubv8sf3): Likewise.
6019 (avx_addsubv4df3): Likewise.
6020 (*avx_addsubv4sf3): Likewise.
6021 (*avx_addsubv2df3): Likewise.
6022 (avx_h<plusminus_insn>v4df3): Likewise.
6023 (avx_h<plusminus_insn>v8sf3): Likewise.
6024 (*avx_h<plusminus_insn>v4sf3): Likewise.
6025 (*avx_h<plusminus_insn>v2df3): Likewise.
6026 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
6027 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
6028 (*avx_maskcmp<mode>3): Likewise.
6029 (avx_nand<mode>3): Likewise.
6030 (*avx_<code><mode>3): Likewise.
6031 (*avx_nand<mode>3): Likewise.
6032 (*avx_<code><mode>3): Likewise.
6033 (*avx_cvtsi2ss): Likewise.
6034 (*avx_cvtsi2ssq): Likewise.
6035 (*avx_cvtsi2sd): Likewise.
6036 (*avx_cvtsi2sdq): Likewise.
6037 (*avx_cvtsd2ss): Likewise.
6038 (avx_cvtss2sd): Likewise.
6039 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
6040 (avx_cvtps2dq<avxmodesuffix>): Likewise.
6041 (avx_cvttps2dq<avxmodesuffix>): Likewise.
6042 (*avx_cvtsi2sd): Likewise.
6043 (*avx_cvtsi2sdq): Likewise.
6044 (avx_cvtdq2pd256): Likewise.
6045 (avx_cvtpd2dq256): Likewise.
6046 (avx_cvttpd2dq256): Likewise.
6047 (*avx_cvtsd2ss): Likewise.
6048 (*avx_cvtss2sd): Likewise.
6049 (avx_cvtpd2ps256): Likewise.
6050 (avx_cvtps2pd256): Likewise.
6051 (*avx_movhlps): Likewise.
6052 (*avx_movlhps): Likewise.
6053 (avx_unpckhps256): Likewise.
6054 (*avx_unpckhps): Likewise.
6055 (avx_unpcklps256): Likewise.
6056 (*avx_unpcklps): Likewise.
6057 (avx_movshdup256): Likewise.
6058 (avx_movsldup256): Likewise.
6059 (avx_shufps256): Likewise.
6060 (avx_shufps256_1): Likewise.
6061 (*avx_shufps_<mode>): Likewise.
6062 (*avx_loadhps): Likewise.
6063 (*avx_storelps): Likewise.
6064 (*avx_loadlps): Likewise.
6065 (*avx_movss): Likewise.
6066 (*vec_dupv4sf_avx): Likewise.
6067 (*vec_concatv2sf_avx): Likewise.
6068 (*vec_concatv4sf_avx): Likewise.
6069 (*vec_setv4sf_0_avx): Likewise.
6070 (*vec_setv4sf_avx): Likewise.
6071 (*avx_insertps): Likewise.
6072 (avx_vextractf128<mode>): Likewise.
6073 (vec_extract_lo_<mode>): Likewise.
6074 (vec_extract_hi_<mode>): Likewise.
6075 (vec_extract_lo_<mode>): Likewise.
6076 (vec_extract_hi_<mode>): Likewise.
6077 (vec_extract_lo_v16hi): Likewise.
6078 (vec_extract_hi_v16hi): Likewise.
6079 (vec_extract_lo_v32qi): Likewise.
6080 (vec_extract_hi_v32qi): Likewise.
6081 (avx_unpckhpd256): Likewise.
6082 (*avx_unpckhpd): Likewise.
6083 (avx_movddup256): Likewise.
6084 (*avx_movddup): Likewise.
6085 (avx_unpcklpd256): Likewise.
6086 (*avx_unpcklpd): Likewise.
6087 (avx_shufpd256): Likewise.
6088 (avx_shufpd256_1): Likewise.
6089 (*avx_punpckhqdq): Likewise.
6090 (*avx_punpcklqdq): Likewise.
6091 (*avx_shufpd_<mode>): Likewise.
6092 (*avx_storehpd): Likewise.
6093 (*avx_loadhpd): Likewise.
6094 (*avx_loadlpd): Likewise.
6095 (*avx_movsd): Likewise.
6096 (*vec_concatv2df_avx): Likewise.
6097 (*avx_<plusminus_insn><mode>3): Likewise.
6098 (*avx_<plusminus_insn><mode>3): Likewise.
6099 (*avx_mulv8hi3): Likewise.
6100 (*avxv8hi3_highpart): Likewise.
6101 (*avx_umulv8hi3_highpart): Likewise.
6102 (*avx_umulv2siv2di3): Likewise.
6103 (*avx_mulv2siv2di3): Likewise.
6104 (*avx_pmaddwd): Likewise.
6105 (*avx_mulv4si3): Likewise.
6106 (*avx_ashr<mode>3): Likewise.
6107 (*avx_lshr<mode>3): Likewise.
6108 (*avx_ashl<mode>3): Likewise.
6109 (*avx_<code><mode>3): Likewise.
6110 (*avx_eq<mode>3): Likewise.
6111 (*avx_gt<mode>3): Likewise.
6112 (*avx_nand<mode>3): Likewise.
6113 (*avx_nand<mode>3): Likewise.
6114 (*avx_<code><mode>3): Likewise.
6115 (*avx_<code><mode>3): Likewise.
6116 (*avx_packsswb): Likewise.
6117 (*avx_packssdw): Likewise.
6118 (*avx_packuswb): Likewise.
6119 (*avx_punpckhbw): Likewise.
6120 (*avx_punpcklbw): Likewise.
6121 (*avx_punpckhwd): Likewise.
6122 (*avx_punpcklwd): Likewise.
6123 (*avx_punpckhdq): Likewise.
6124 (*avx_punpckldq): Likewise.
6125 (*avx_pinsr<avxmodesuffixs>): Likewise.
6126 (*avx_pinsrq): Likewise.
6127 (*avx_loadld): Likewise.
6128 (*vec_extractv2di_1_rex64_avx): Likewise.
6129 (*vec_extractv2di_1_avx): Likewise.
6130 (*vec_dupv2di_avx): Likewise.
6131 (*vec_concatv2si_avx): Likewise.
6132 (*vec_concatv4si_1_avx): Likewise.
6133 (*vec_concatv2di_avx): Likewise.
6134 (*vec_concatv2di_rex64_avx): Likewise.
6135 (*avx_uavgv16qi3): Likewise.
6136 (*avx_uavgv8hi3): Likewise.
6137 (*avx_psadbw): Likewise.
6138 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6139 (*avx_phaddwv8hi3): Likewise.
6140 (*avx_phadddv4si3): Likewise.
6141 (*avx_phaddswv8hi3): Likewise.
6142 (*avx_phsubwv8hi3): Likewise.
6143 (*avx_phsubdv4si3): Likewise.
6144 (*avx_phsubswv8hi3): Likewise.
6145 (*avx_pmaddubsw128): Likewise.
6146 (*avx_pmulhrswv8hi3): Likewise.
6147 (*avx_pshufbv16qi3): Likewise.
6148 (*avx_psign<mode>3): Likewise.
6149 (*avx_palignrti): Likewise.
6150 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6151 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6152 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6153 (*avx_mpsadbw): Likewise.
6154 (*avx_packusdw): Likewise.
6155 (*avx_pblendvb): Likewise.
6156 (*avx_pblendw): Likewise.
6157 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6158 (avx_ptest256): Likewise.
6159 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6160 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6161 (*avx_aesenc): Likewise.
6162 (*avx_aesenclast): Likewise.
6163 (*avx_aesdec): Likewise.
6164 (*avx_aesdeclast): Likewise.
6165 (avx_vzeroupper): Likewise.
6166 (avx_vzeroupper_rex64): Likewise.
6167 (avx_vpermil<mode>): Likewise.
6168 (avx_vpermilvar<mode>3): Likewise.
6169 (avx_vpermil2<mode>3): Likewise.
6170 (avx_vperm2f128<mode>3): Likewise.
6171 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6172 (avx_vbroadcastss256): Likewise.
6173 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6174 (avx_vinsertf128<mode>): Likewise.
6175 (vec_set_lo_<mode>): Likewise.
6176 (vec_set_hi_<mode>): Likewise.
6177 (vec_set_lo_<mode>): Likewise.
6178 (vec_set_hi_<mode>): Likewise.
6179 (vec_set_lo_v16hi): Likewise.
6180 (vec_set_hi_v16hi): Likewise.
6181 (vec_set_lo_v32qi): Likewise.
6182 (vec_set_hi_v32qi): Likewise.
6183 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6184 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6185 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6186 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6187 (vec_init<mode>): Likewise.
6188 (*vec_concat<mode>_avx): Likewise.
6189 (blendbits): Support V8SF and V4DF.
6190 (sse2_movq128): Support AVX.
6191 (<sse>_movnt<mode>): Likewise.
6192 (sse2_movntv2di): Likewise.
6193 (sse_rcpv4sf2): Likewise.
6194 (sse_sqrtv4sf2): Likewise.
6195 (sse_rsqrtv4sf2): Likewise.
6196 (<sse>_comi): Likewise.
6197 (<sse>_ucomi): Likewise.
6198 (sse_cvtss2si): Likewise.
6199 (sse_cvtss2si_2): Likewise.
6200 (sse_cvtss2siq): Likewise.
6201 (sse_cvtss2siq_2): Likewise.
6202 (sse_cvttss2si): Likewise.
6203 (sse_cvttss2siq): Likewise.
6204 (sse2_cvtsd2si): Likewise.
6205 (sse2_cvtsd2si_2): Likewise.
6206 (sse2_cvtsd2siq): Likewise.
6207 (sse2_cvtsd2siq_2): Likewise.
6208 (sse2_cvttsd2si): Likewise.
6209 (sse2_cvttsd2siq): Likewise.
6210 (sse2_cvtdq2pd): Likewise.
6211 (*sse2_cvtpd2dq): Likewise.
6212 (*sse2_cvttpd2dq): Likewise.
6213 (*sse2_cvtpd2ps): Likewise.
6214 (sse2_cvtps2pd): Likewise.
6215 (sse3_movshdup): Likewise.
6216 (sse3_movsldup): Likewise.
6217 (sse_storehps): Likewise.
6218 (*sse4_1_extractps): Likewise.
6219 (sse2_storelpd): Likewise.
6220 (vec_dupv2df_sse3): Likewise.
6221 (*vec_concatv2df_sse3): Likewise.
6222 (*sse4_1_pextrb): Likewise.
6223 (*sse4_1_pextrb_memory): Likewise.
6224 (*sse2_pextrw): Likewise.
6225 (*sse4_1_pextrw_memory): Likewise.
6226 (*sse4_1_pextrd): Likewise.
6227 (*sse4_1_pextrq): Likewise.
6228 (sse2_pshufd_1): Likewise.
6229 (sse2_pshuflw_1): Likewise.
6230 (sse2_pshufhw_1): Likewise.
6231 (*sse2_storeq_rex64): Likewise.
6232 (*vec_dupv4si): Likewise.
6233 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6234 (sse2_pmovmskb): Likewise.
6235 (*sse2_maskmovdqu): Likewise.
6236 (*sse2_maskmovdqu_rex64): Likewise.
6237 (sse_ldmxcsr): Likewise.
6238 (sse_stmxcsr): Likewise.
6239 (abs<mode>2): Likewise.
6240 (sse4_1_movntdqa): Likewise.
6241 (sse4_1_phminposuw): Likewise.
6242 (sse4_1_extendv8qiv8hi2): Likewise.
6243 (*sse4_1_extendv8qiv8hi2): Likewise.
6244 (sse4_1_extendv4qiv4si2): Likewise.
6245 (*sse4_1_extendv4qiv4si2): Likewise.
6246 (sse4_1_extendv2qiv2di2): Likewise.
6247 (*sse4_1_extendv2qiv2di2): Likewise.
6248 (sse4_1_extendv4hiv4si2): Likewise.
6249 (*sse4_1_extendv4hiv4si2): Likewise.
6250 (sse4_1_extendv2hiv2di2): Likewise.
6251 (*sse4_1_extendv2hiv2di2): Likewise.
6252 (sse4_1_extendv2siv2di2): Likewise.
6253 (*sse4_1_extendv2siv2di2): Likewise.
6254 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6255 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6256 (sse4_1_zero_extendv4qiv4si2): Likewise.
6257 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6258 (sse4_1_zero_extendv2qiv2di2): Likewise.
6259 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6260 (sse4_1_zero_extendv4hiv4si2): Likewise.
6261 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6262 (sse4_1_zero_extendv2hiv2di2): Likewise.
6263 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6264 (sse4_1_zero_extendv2siv2di2): Likewise.
6265 (*sse4_1_zero_extendv2siv2di2): Likewise.
6266 (sse4_1_ptest): Likewise.
6267 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6268 (sse4_2_pcmpestri): Likewise.
6269 (sse4_2_pcmpestrm): Likewise.
6270 (sse4_2_pcmpistri): Likewise.
6271 (sse4_2_pcmpistrm): Likewise.
6273 (aeskeygenassist): Likewise.
6275 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6277 * config/i386/predicates.md (vzeroall_operation): New.
6279 * config/i386/sse.md (avx_vzeroall): New.
6280 (*avx_vzeroall): Likewise.
6282 2008-08-28 Paul Brook <paul@codesourcery.com>
6283 Mark Shinwell <shinwell@codesourcery.com>
6284 Richard Earnshaw <richard.earnshaw@arm.com>
6286 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6287 (TARGET_MIN_ANCHOR_OFFSET): New.
6288 (arm_override_options): Set correct anchor ranges for Thumb-1
6289 and Thumb-2 if required.
6290 (legitimize_pic_address): Handle case involving a TLS symbol
6291 reference with an addend.
6292 (arm_optimization_options): Enable section anchors at -O1 and
6294 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6295 * config/arm/arm-protos.h (arm_optimization_options): New.
6297 2008-08-28 Nick Clifton <nickc@redhat.com>
6299 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6300 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6303 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6304 * config/v850/v850.md (return): Remove frame size restriction.
6306 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6308 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6310 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6312 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6314 2008-08-28 Paul Brook <paul@codesourcery.com>
6316 * config/arm/vfp11.md: Update license notice.
6317 * config/arm/cortex-r4.md: Ditto.
6319 2008-08-28 Richard Guenther <rguenther@suse.de>
6321 PR tree-optimization/37207
6322 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6325 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6328 * tree.c (int_fits_type_p): Don't forget unsigned integers
6329 of type sizetype which higher end word equals -1.
6331 2008-08-28 Ira Rosen <irar@il.ibm.com>
6333 * target.h (struct vectorize): Add new target builtin.
6334 * tree-vectorizer.c (destroy_loop_vec_info): Call
6335 vect_free_slp_instance instead of vect_free_slp_node.
6336 * tree-vectorizer.h (enum slp_load_perm_type): New.
6337 (struct _slp_instance): Add new fields.
6338 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6339 (SLP_INSTANCE_LOADS): New.
6340 (vect_free_slp_tree): Remove.
6341 (vect_free_slp_instance): Declare.
6342 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6343 (vectorizable_load): Add argument.
6344 (vect_transform_slp_perm_load): New.
6345 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6347 (vect_get_place_in_interleaving_chain): New function.
6348 (vect_free_slp_tree): Make static.
6349 (vect_free_slp_instance): New function.
6350 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6351 collect the load location in the interleaving chain.
6352 (vect_supported_slp_permutation_p): New function.
6353 (vect_supported_load_permutation_p): Likewise.
6354 (vect_analyze_slp_instance): In case of loads permutation, call
6355 vect_supported_load_permutation_p to check that the permutation is
6357 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6358 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6359 (vect_create_mask_and_perm): New function.
6360 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6361 (vectorizable_load): Add an argument. Don't keep the created vectors
6362 statements in the node if permutation is required. Call
6363 vect_transform_slp_perm_load to generate the permutation.
6364 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6365 additional argument.
6366 (vect_schedule_slp_instance): In case of loads permutation, allocate
6367 vectorized statements structure for all the related SLP nodes. Call
6368 vect_transform_stmt with addditional argument.
6369 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6370 * config/spu/spu.c (spu_builtin_vec_perm): New.
6371 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6372 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6373 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6374 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6376 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6378 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6379 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6380 __gthread_cond_signal, __gthread_cond_timedwait,
6381 __gthread_cond_timedwait_recursive): New functions.
6382 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6384 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6387 2008-08-28 Richard Guenther <rguenther@suse.de>
6390 * fold-const.c (maybe_canonicalize_comparison_1): Require
6391 undefined overflow only for canonicalizing A +- CST cmp CST.
6392 Make sure to not generate new constants that are not inside
6393 their TYPE_MIN/MAX_VALUE range.
6394 (maybe_canonicalize_comparison): Remove undefined overflow
6396 (fold_binary): Remove now duplicate folding.
6398 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6400 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6401 use not updated in the last change.
6403 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6405 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6406 (IRA_COVER_CLASSES): Add FPUL_REGS.
6408 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6411 * c-common.c (conversion_warning): Check for null operands.
6413 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6416 * c-decl.c (check_for_loop_decls): Improve error message. Give
6419 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6422 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6423 (convert_for_assignment): Pass corrent OPT_W* parameter to
6424 WARN_FOR_ASSIGNMENT.
6426 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6429 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6431 2008-08-27 Paul Brook <paul@codesourcery.com>
6433 * config.gcc: Loosen checks for arm uclinux eabi targets.
6435 2008-08-27 Paul Brook <paul@codesourcery.com>
6437 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6439 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6441 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6443 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6444 the enumerators of an ENUMERAL_TYPE.
6445 * dbxout.c (dbxout_type): Ditto.
6447 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6450 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6451 (fwprop_addr): Check that the loop_father is not the outer loop.
6453 2008-08-26 Paul Brook <paul@codesourcery.com>
6455 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6456 Remove documentation entry for fmul type.
6457 Use fmuls to annotate single-precision multiplication patterns,
6458 fmuld to annotate double-precision multiplication patterns,
6459 fmacs to annotate single-precision multiply-accumulate patterns
6460 and fmacd to annotate double-precision multiply-accumulate patterns.
6461 * config/arm/vfp11.md: Update reservations accordingly.
6462 * config/arm/arm.md: Note that certain values of the "type"
6463 attribute are documented in vfp.md.
6464 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6465 (v10_cvt): Use new fmul types.
6467 2008-08-26 Paul Brook <paul@codesourcery.com>
6469 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6470 * config/arm/vfp11.md: ...here. New.
6471 * config/arm/arm.md: Include vfp11.md.
6473 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6475 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6476 parameter to inform call.
6478 2008-08-26 Jeff Law <law@redhat.com>
6480 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6481 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6482 preferred class when copying a constant into a partial word register.
6484 2008-08-26 Ben Elliston <bje@au.ibm.com>
6486 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
6487 * cp/typeck.c: Likewise.
6488 * cp/tree.c: Likewise.
6489 * gimple-low.c: Likewise.
6492 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
6494 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
6495 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
6497 * doc/passes.texi: Describe IRA.
6499 * doc/tm.texi (IRA_COVER_CLASSES,
6500 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
6502 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
6503 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
6504 -fira-propagate-cost, -fno-ira-share-save-slots,
6505 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
6507 * flags.h (ira_algorithm): New enumeration.
6508 (flag_ira_algorithm, flag_ira_verbose): New external variable
6511 * postreload.c (gate_handle_postreload): Don't do post reload
6512 optimizations unless the reload is completed.
6514 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
6517 * tree-pass.h (pass_ira): New external variable declaration.
6519 * reload.h: Add 2008 to the Copyright.
6521 * cfgloopanal.c: Include params.h.
6522 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
6525 * params.h (IRA_MAX_LOOPS_NUM): New macro.
6527 * toplev.c (ira.h): New include.
6528 (flag_ira_algorithm, flag_ira_verbose): New external variables.
6529 (backend_init_target): Call ira_init.
6530 (backend_init): Call ira_init_once.
6531 (finalize): Call finish_ira_once.
6533 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
6534 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
6537 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
6538 may_move_out_cost): New external variable declarations.
6539 (move_table): New typedef.
6541 * caller-save.c: Include headers output.h and ira.h.
6542 (no_caller_save_reg_set): New global variable.
6543 (save_slots_num, save_slots): New variables.
6544 (reg_save_code, reg_restore_code, add_stored_regs): Add
6546 (init_caller_save): Set up no_caller_save_reg_set.
6547 (init_save_areas): Reset save_slots_num.
6548 (saved_hard_reg): New structure.
6549 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
6550 (initiate_saved_hard_regs, new_saved_hard_reg,
6551 finish_saved_hard_regs, saved_hard_reg_compare_func): New
6553 (setup_save_areas): Add code for sharing stack slots.
6554 (all_blocks): New variable.
6555 (save_call_clobbered_regs): Process pseudo-register too.
6556 (mark_set_regs): Process pseudo-register too.
6557 (insert_one_insn): Put the insn after bb note in a empty basic
6558 block. Add insn check.
6560 * global.c (eliminable_regset): Make it external.
6561 (mark_elimination): Use DF_LR_IN for IRA.
6562 (pseudo_for_reload_consideration_p): New.
6563 (build_insn_chain): Make it external. Don't ignore spilled
6564 pseudos for IRA. Use pseudo_for_reload_consideration_p.
6565 (gate_handle_global_alloc): New function.
6566 (pass_global_alloc): Add the gate function.
6568 * opts.c (decode_options): Set up flag_ira. Print the warning for
6570 (common_handle_option): Process -fira-algorithm and -fira-verbose.
6572 * timevar.def (TV_IRA, TV_RELOAD): New passes.
6574 * regmove.c (regmove_optimize): Don't do replacement of output for
6577 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
6578 New external variable declarations.
6580 * local-alloc.c (update_equiv_regs): Make it external. Return
6581 true if jump label rebuilding should be done. Rescan new_insn for
6583 (gate_handle_local_alloc): New function.
6584 (pass_local_alloc): Add the gate function.
6586 * alias.c (value_addr_p, stack_addr_p): New functions.
6587 (nonoverlapping_memrefs_p): Use them for IRA.
6589 * common.opt (fira, fira-algorithm, fira-coalesce,
6590 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
6591 fira-verbose): New options.
6593 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
6594 move_cost, may_move_in_cost, may_move_out_cost): Make the
6596 (move_table): Remove typedef.
6597 (init_move_cost): Make it external.
6598 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
6601 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
6602 setup_reg_classes): New function prototypes.
6603 (eliminable_regset): New external variable declaration.
6604 (build_insn_chain, update_equiv_regs): New function prototypes.
6606 * Makefile.in (IRA_INT_H): New definition.
6607 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
6608 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
6609 (reload1.o, toplev.o): Add dependence on ira.h.
6610 (cfgloopanal.o): Add PARAMS_H.
6611 (caller-save.o): Add dependence on output.h and ira.h.
6612 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
6613 ira-emit.o, ira-lives.o): New entries.
6615 * passes.c (pass_ira): New pass.
6617 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
6619 * reload1.c (ira.h): Include the header.
6620 (changed_allocation_pseudos): New bitmap.
6621 (init_reload): Initiate the bitmap.
6622 (compute_use_by_pseudos): Permits spilled registers in FROM.
6623 (temp_pseudo_reg_arr): New variable.
6624 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
6625 IRA. Call alter_reg with the additional parameter. Don't clear
6626 spilled_pseudos for IRA. Restore original insn chain for IRA.
6627 Clear changed_allocation_pseudos at the end of reload.
6628 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6629 (hard_regno_to_pseudo_regno): New variable.
6630 (count_pseudo): Check spilled pseudos. Set up
6631 hard_regno_to_pseudo_regno.
6632 (count_spilled_pseudo): Check spilled pseudos. Update
6633 hard_regno_to_pseudo_regno.
6634 (find_reg): Use better_spill_reload_regno_p. Check
6635 hard_regno_to_pseudo_regno.
6636 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
6638 (eliminate_regs_1): Use additional parameter for alter_reg.
6639 (finish_spills): Set up pseudo_previous_regs only for spilled
6640 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
6641 more arguments. Don't clear live_throughout and dead_or_set for
6642 spilled pseudos. Use additional parameter for alter_reg. Call
6643 mark_allocation_change. Set up changed_allocation_pseudos.
6644 Remove sanity check.
6645 (emit_input_reload_insns, delete_output_reload): Use additional
6646 parameter for alter_reg. Call mark_allocation_change.
6647 (substitute, gen_reload_chain_without_interm_reg_p): New
6649 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
6651 * testsuite/gcc.dg/20080410-1.c: New file.
6653 * config/s390/s390.h (IRA_COVER_CLASSES,
6654 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
6656 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
6658 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
6660 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
6662 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
6664 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
6666 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
6668 2008-08-24 Jeff Law <law@redhat.com>
6669 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
6670 when ignoring unavailable registers.
6672 2008-08-24 Jeff Law <law@redhat.com>
6673 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
6674 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
6675 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
6676 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
6678 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
6679 * ira-build.c (allocno_range_compare_func): Stabilize sort.
6681 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
6682 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
6683 * reload1.c (find_reg): Process registers in register allocation order.
6685 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6686 * toplev.c (backend_init_target): Move ira_init call from
6688 (lang_dependent_init_target): ...to here.
6690 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6691 * ira.c (setup_class_subset_and_memory_move_costs): Don't
6692 calculate memory move costs for NO_REGS.
6694 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
6695 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
6696 STACK_REGS is defined.
6698 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6699 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
6701 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
6702 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
6704 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
6705 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
6706 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
6709 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
6710 Dorit Nuzman <dorit@il.ibm.com>
6712 * gcc/config/spu/spu.md (vec_extract_evenv4si,
6713 vec_extract_evenv4sf, vec_extract_evenv8hi,
6714 vec_extract_evenv16qi, vec_extract_oddv4si,
6715 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
6716 vec_interleave_highv4sf, vec_interleave_lowv4sf,
6717 vec_interleave_highv4si, vec_interleave_lowv4si,
6718 vec_interleave_highv8hi, vec_interleave_lowv8hi,
6719 vec_interleave_highv16qi, vec_interleave_lowv16qi,
6720 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
6722 2008-08-25 Janis Johnson <janis187@us.ibm.com>
6725 * config/rs6000/rs6000.c (optimization_options): Don't default to
6726 section anchors without toplevel reorder.
6728 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6730 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
6731 (mfc_end_critical_section): Likewise.
6733 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6735 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
6736 all type qualifiers from element type to vector type.
6738 2008-08-25 David Daney <ddaney@avtrex.com>
6740 * config/mips/mips.md (immediate_insn): Move up in file, fix
6741 comment typo, reformat.
6742 (fetchop_bit, atomic_hiqi_op memory_barrier,
6743 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
6744 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
6745 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
6746 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
6747 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
6748 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
6749 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
6750 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
6751 sync_old_nand<mode>, sync_new_nand<mode>,
6752 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
6753 test_and_set_12): Moved to sync.md.
6755 * config/mips/sync.md: New file.
6757 2008-08-25 Richard Henderson <rth@redhat.com>
6759 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
6760 (regsave): Likewise.
6761 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
6762 (output_cfi_directive): Likewise.
6763 (div_data_align): New.
6764 (output_cfi): Use it.
6766 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
6768 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
6769 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
6770 (TARGET_OCTEON): New macro.
6771 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
6772 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
6773 (ISA_HAS_POP): New macro.
6774 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6776 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6778 * config/mips/mips.md (cpu): Add octeon.
6779 (type): Add pop attribute value.
6780 (popcount<mode>2): New pattern.
6781 * doc/invoke.texi (-march=@var{arch}): Add octeon.
6783 2008-08-24 Jan Hubicka <jh@suse.cz>
6785 * doc/invoke.texi (-fipa-cp-clone): New option.
6786 (-fipa-cp): Update docs.
6787 (--param ipcp-unit-growth):New.
6788 * ipa-cp.c: Include fibheap.h, params.h
6789 (ipcp_initialize_node_lattices): When not cloning, all externally
6790 visible functions are bottom.
6791 (ipcp_need_redirect_p): Accept clones.
6792 (ipcp_insert_stage): Use cost driven heuristics.
6793 (max_count, dead_nodes): New static vars.
6794 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
6795 ipcp_const_param_count): New functions.
6796 * common.opt (ipa-cp-clone): New command line option.
6797 * params.def (ipcp-unit-growth): New.
6799 2008-08-24 Jan Hubicka <jh@suse.cz>
6801 * tree-inline.c (tree_function_versioning): Look harder
6802 for referenced vars.
6804 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
6806 PR tree-optimization/37185
6807 * matrix-reorg.c (transform_access_sites): Update changed stmt.
6809 2008-08-23 Jan Hubicka <jh@suse.cz>
6811 * ipa-cp.c (ipcp_analyze_node): New function.
6812 (ipcp_update_cloned_node): Use it.
6813 (ipcp_init_stage): Likewise.
6814 * ipa-inline.c (function_insertion_hook_holder): New static var.
6815 (analyze_function): Break out from ....
6816 (inline_generate_summary): Here; register insertion hook.
6817 (cgraph_decide_inlining): Remove hook.
6818 (add_new_function): New function.
6820 2008-08-23 Jan Hubicka <jh@suse.cz>
6822 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
6824 2008-08-23 Jan Hubicka <jh@suse.cz>
6826 * ipa-cp.c (constant_val_insert): Remove.
6827 (ipcp_propagate_one_const): Remove.
6828 (ipcp_create_replace_map): Always insert replacements to the map.
6829 (ipcp_insert_stage): Do not try to insert statements by hand.
6830 * tree-inline.c (insert_init_stmt): Break out from ...
6831 (setup_one_parameter): ... here; allow NULL BB pointer.
6832 (tree_function_versioning): Use setup_one_parameter to process
6835 2008-08-23 Jan Hubicka <jh@suse.cz>
6837 * tree.c (decl_address_ip_invariant_p): New function.
6838 * tree.h (decl_address_ip_invariant_p): Declare.
6839 * gimple.c (strip_invariant_refs): Break out from ...
6840 (is_gimple_invariant_address): ... here
6841 (is_gimple_ip_invariant_address): New function.
6842 (is_gimple_ip_invariant): New function.
6843 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
6846 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
6847 (ipcp_lat_is_insertable): All constants are insertable.
6848 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
6849 IPA_CONST_VALUE_REF.
6850 (ipcp_initialize_node_lattices): Propagate all types of operands.
6851 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
6852 (ipcp_create_replace_map): Reformat.
6853 (ipcp_need_redirect_p): Simplify.
6854 (ipcp_insert_stage): Check that argument is used before clonning.
6855 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
6857 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
6858 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
6859 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
6860 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
6861 (jump_func_type): Remove IPA_CONST_VALUE_REF.
6862 * tree-inline.c (tree_function_versioning): Add variables referenced
6865 2008-08-23 Jan Hubicka <jh@suse.cz>
6868 * i386.c (standard_80387_constant_p): Use optimize_size.
6870 2008-08-23 Ira Rosen <irar@il.ibm.com>
6872 PR tree-optimization/37161
6873 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
6874 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
6875 (vect_determine_vectorization_factor): Move the scalar type
6876 retrieval to vect_get_smallest_scalar_type.
6877 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
6878 scalar type. Remove redundant computation.
6879 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
6880 (vect_get_slp_defs): Take the type of RHS into account if
6881 necessary by calling vect_get_smallest_scalar_type. Call
6882 vect_get_constant_vectors with additional argument.
6884 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6887 * doc/invoke.texi (Wwrite-strings): Clarify description.
6889 2008-08-23 Ira Rosen <irar@il.ibm.com>
6891 PR tree-optimization/37174
6892 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
6893 def stmt is a part of the loop before accessing its stmt_vec_info.
6895 2008-08-22 Anatoly Sokolov <aesok@post.ru>
6898 * config/avr/avr.md (UNSPEC_SWAP): New constants.
6899 (*swap): New insn pattern.
6900 (*ashlqi3): Rename from ashlqi3 insn pattern.
6901 (ashlqi3): New expanders.
6902 (*lshrqi3): Rename from lshrqi3 insn pattern.
6903 (lshrqi3): New expanders.
6904 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
6905 lshrqi3_const5, lshrqi3_const6): New splitters.
6906 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
6907 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
6910 2008-08-22 Richard Guenther <rguenther@suse.de>
6912 PR tree-optimization/37078
6913 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
6914 [+INF, +INF] ranges.
6916 2008-08-22 Richard Guenther <rguenther@suse.de>
6918 PR tree-optimization/37143
6919 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
6920 a conversion statement instead of a copy.
6922 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
6925 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
6926 CCCmode, CCOmode and CCSmode destination modes.
6929 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
6930 from different units in a single alternative.
6931 (*vec_extractv2sf_1): Ditto.
6932 (*vec_extractv2si_0): Ditto.
6933 (*vec_extractv2si_1): Ditto.
6934 * config/i386/sse.md (sse2_storehpd): Ditto.
6935 (sse2_storelpd): Ditto.
6936 (sse2_loadhpd): Ditto.
6937 (sse2_loadlpd): Ditto.
6940 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
6941 (popcountsi2): Ditto.
6942 (clzdi2_abm): Ditto.
6943 (popcountdi2): Ditto.
6944 (clzhi2_abm): Ditto.
6945 (popcounthi2): Ditto.
6947 2008-08-22 Richard Guenther <rguenther@suse.de>
6951 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
6952 if the multiplication does not overflow.
6954 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
6956 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
6958 2008-08-21 Richard Henderson <rth@redhat.com>
6960 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
6961 spurrious comma from test.
6962 * configure: Rebuild.
6964 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6967 * builtins.c (fold_builtin_next_arg): Add warning about undefined
6970 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
6972 * c-tree.h (grokfield): New argument.
6973 * c-decl.c (grokfield): Handle new location argument.
6974 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
6976 2008-08-21 Richard Guenther <rguenther@suse.de>
6978 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
6980 2008-08-21 Jan Hubicka <jh@suse.cz>
6982 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
6983 (cgraph_add_function_insertion_hook,
6984 cgraph_remove_function_insertion_hook,
6985 cgraph_call_function_insertion_hooks): New functions.
6986 * cgraph.h (cgraph_add_function_insertion_hook,
6987 cgraph_remove_function_insertion_hook,
6988 cgraph_call_function_insertion_hooks): Declare.
6989 * ipa-reference.c (function_insertion_hook_holder): New variable.
6990 (check_operand, look_for_address_of): When checking late, do not care
6991 about module bitmaps.
6992 (add_new_function): New function.
6993 (generate_summary): Register hooks; zero module bitmaps.
6994 (propagate): Unregister hooks.
6995 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
6996 (add_new_function): New function.
6997 (generate_summary): Register hook.
6998 (propagate): Remove hook.
7000 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
7002 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
7003 * ipa-cp.c (ipcp_update_cloned_node): New function.
7004 (build_const_val): Handle functions correctly; bring type logic
7005 into sync with tree-inline.c
7006 (ipcp_init_stage): Take care of computing stuff needed by
7007 indirect inlining; update clones.
7008 (ipcp_generate_summary): Break out of ipcp_driver.
7009 (ipcp_driver): Do only execution and transformation.
7010 (pass_ipa_cp): Make IPA_PASS.
7011 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
7013 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
7014 ipcp, some info is already available.
7015 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
7016 * tree-inline.c (remap_ssa_name): Unshare expression.
7018 2008-08-21 Richard Guenther <rguenther@suse.de>
7020 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7021 a PHI ask VN if it is already available.
7022 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7023 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7025 2008-08-21 Richard Guenther <rguenther@suse.de>
7028 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
7029 makes sure to produce a result of the correct type.
7031 2008-08-21 Jan Hubicka <jh@suse.cz>
7032 Backport from LTO branch:
7034 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7035 Jan Hubicka <jh@suse.cz>
7038 (init_state, finish_state, set_function_state, generate_summary):
7040 (scan_stmt): Renamed from scan_function. Changed to keep state in
7041 local static vars rather than cgraph aux field.
7042 (propagate): Renamed from static_execute. Changed to keep state in
7043 local static vars rather than cgraph aux field.
7044 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
7045 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
7047 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7049 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
7050 * ipa-reference.c (init_function_info, generate_summary,
7051 propagate): New functions.
7052 (analyze_function): Call init_function_info.
7053 (static_execute): Stripped into generate_summary and propagate.
7054 (pass_ipa_reference): Made into ipa_opt_pass.
7056 2008-08-21 Richard Guenther <rguenther@suse.de>
7058 PR tree-optimization/37181
7059 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7061 (extract_range_from_unary_expr): Likewise.
7063 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7065 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7067 * toplev.h (pedwarn_at): Likewise.
7068 * builtins.c: Update all calls to pedwarn.
7069 * c-lex.c: Likewise.
7070 * toplev.c: Likewise.
7071 * c-tree.h: Likewise.
7072 * c-decl.c: Likewise.
7073 * c-errors.c: Likewise.
7074 * c-typeck.c: Likewise.
7075 * c-common.c: Likewise.
7076 * c-parser.c: Likewise.
7078 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7081 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7082 with MODE_VECTOR_INT mode.
7084 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7087 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7088 initialized outside the current module.
7089 (warn_uninitialized_var): Ignore left-hand side when walking the
7090 trees. Ignore address expressions. Examine VUSE operands in gimple
7091 statements with a variable declaration on the right-hand side.
7093 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7096 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7098 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7101 * c-common.c (conversion_warning): Do not warn if applying bit-and
7102 operator to unsigned constant that fits in the target type.
7104 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7107 * c-common.c (conversion_warning): Do not warn for artificial
7110 2008-08-20 Richard Guenther <rguenther@suse.de>
7112 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7113 (extract_range_from_binary_expr): Fall back to constant propagation.
7114 (extract_range_from_unary_expr): Likewise.
7116 2008-08-20 Richard Guenther <rguenther@suse.de>
7118 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7119 with TREE_THIS_VOLATILE on shared nodes.
7120 (fold_stmt_r): Likewise.
7122 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7125 * c-parser.c (c_parser_attributes): For keywords use canonical
7126 spelling for attr_name.
7128 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7130 * value-prof.c (check_counter): Revert wrong call to error.
7132 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7134 * profile.c: Update calls to inform.
7135 * value-prof.c: Update calls to inform.
7137 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7139 * diagnostic.c (inform): Add an explicit location_t parameter.
7140 * toplev.h (inform): Update declaration.
7141 * builtins.c: Update all calls to inform.
7142 * c-common.c: Likewise.
7143 * c-decl.c: Likewise.
7144 * c-opts.c: Likewise.
7145 * c-pch.c: Likewise.
7146 * c-pragma.c: Likewise.
7147 * c-typeck.c: Likewise.
7148 * coverage.c: Likewise.
7150 * toplev.c: Likewise.
7151 * tree-cfg.c: Likewise.
7152 * tree-ssa.c: Likewise.
7154 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7157 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7158 V2DI mode, for SSE4.1, use movq instead of vector set if the
7159 second element is zero and inter-unit moves are OK.
7161 2008-08-20 Richard Guenther <rguenther@suse.de>
7163 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7164 properly handle conversion/copy chains after tuplification.
7166 2008-08-20 Richard Guenther <rguenther@suse.de>
7168 * passes.c (init_optimization_passes): Move the second
7169 forwprop pass before alias computation. Remove the second
7170 DCE pass. Remove the first dominator and phi copy/const
7173 2008-08-20 Nick Clifton <nickc@redhat.com>
7175 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7176 support of this feature. Do not assume that a sufficiently new
7177 assembler will support the feature regardless of the target type.
7178 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7179 * configure: Regenerate.
7181 2008-08-20 Richard Guenther <rguenther@suse.de>
7183 * tree-vrp.c (found_in_subgraph): Remove.
7184 (live): New global static.
7185 (live_on_edge): New function.
7186 (blocks_visited): Remove.
7187 (register_edge_assert_for_2): Use live_on_edge.
7188 (find_conditional_asserts): Remove code dealing with
7189 found_in_subgraph. Do not walk the CFG.
7190 (find_switch_asserts): Likewise.
7191 (find_assert_locations_1): Renamed from find_assert_locations.
7192 Move finding assert locations for conditional and switch
7193 statements first. Update live bitmap. Do not walk the CFG.
7194 (find_assert_locations): New function.
7195 (insert_range_assertions): Remove entry of CFG walk.
7196 Adjust call to find_assert_locations.
7197 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7198 that only can appear because of fake exit edges but assert we
7199 never try to insert on those.
7200 (fini_pre): Do not remove fake exit edges here...
7201 (execute_pre): ...but here, before committing edge inserts.
7203 2008-08-19 Richard Guenther <rguenther@suse.de>
7205 * passes.c (init_optimization_passes): Exchange store-ccp
7208 2008-08-19 Rafael EspÃndola <espindola@google.com>
7210 * varasm.c (weak_decls): Move earlier in the file.
7211 (assemble_external): Add weak decls to the weak_decls list.
7212 (declare_weak): Don't add decls to the weak_decls list.
7214 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7217 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7218 before (sse2_shufpd_<mode>).
7220 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7223 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7224 * tree.c (block_nonartificial_location): Likewise.
7226 2008-08-19 Richard Guenther <rguenther@suse.de>
7228 PR tree-optimization/35972
7229 PR tree-optimization/23094
7230 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7232 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7233 handle MISALIGNED_INDIRECT_REF.
7234 (get_ref_from_reference_ops): New helper.
7235 (vn_reference_lookup_pieces): Walk the use-def chain using the
7236 alias-oracle if requested.
7237 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7238 walking the use-def chain.
7239 (compute_avail): But not here.
7240 (create_component_ref_by_pieces_1): Properly handle
7241 MISALIGNED_INDIRECT_REF.
7242 (do_regular_insertion): Handle fully redundant
7243 expressions after PHI-translation also for SSA_NAME values, not
7244 only constants. Correctly use edoubleprime for that.
7246 2008-08-19 Ira Rosen <irar@il.ibm.com>
7248 * tree-vectorizer.c (supportable_widening_operation): Support
7249 multi-step conversion, return the number of steps in such conversion
7250 and the required intermediate types.
7251 (supportable_narrowing_operation): Likewise.
7252 * tree-vectorizer.h (vect_pow2): New function.
7253 (supportable_widening_operation): Change argument types.
7254 (supportable_narrowing_operation): Likewise.
7255 (vectorizable_type_promotion): Add an argument.
7256 (vectorizable_type_demotion): Likewise.
7257 * tree-vect-analyze.c (vect_analyze_operations): Call
7258 vectorizable_type_promotion and vectorizable_type_demotion with
7259 additional argument.
7260 (vect_get_and_check_slp_defs): Detect patterns.
7261 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7263 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7264 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7265 factor according to the smallest type in the loop.
7266 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7267 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7268 supportable_widening_operation with correct arguments.
7269 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7270 operands lists according to the number of vector statements in left
7271 or right node, if exists.
7272 (vect_gen_widened_results_half): Remove unused argument.
7273 (vectorizable_conversion): Call supportable_widening_operation,
7274 supportable_narrowing_operation, and vect_gen_widened_results_half
7275 with correct arguments.
7276 (vectorizable_assignment): Change documentation, support multiple
7278 (vectorizable_operation): Likewise.
7279 (vect_get_loop_based_defs): New function.
7280 (vect_create_vectorized_demotion_stmts): Likewise.
7281 (vectorizable_type_demotion): Support loop-aware SLP and general
7282 multi-step conversion. Call vect_get_loop_based_defs and
7283 vect_create_vectorized_demotion_stmts for transformation.
7284 (vect_create_vectorized_promotion_stmts): New function.
7285 (vectorizable_type_promotion): Support loop-aware SLP and general
7286 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7288 (vectorizable_store): Change documentation, support multiple
7290 (vectorizable_load): Likewise.
7291 (vect_transform_stmt): Pass SLP_NODE to
7292 vectorizable_type_promotion and vectorizable_type_demotion.
7293 (vect_schedule_slp_instance): Move here the calculation of number
7294 of vectorized statements for each node from...
7295 (vect_schedule_slp): ... here.
7296 (vect_transform_loop): Call vect_schedule_slp without the last
7299 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7302 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7303 to == in assert statement.
7304 (vectorizable_reduction): Fix typo.
7306 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7309 * value-prof.c (check_counter): Dereference pointer to overall
7310 count when printing it.
7312 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7314 * profile.h: Really add it.
7316 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7318 * mcf.c: Really add it.
7320 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7321 Vinodha Ramasamy <vinodha@google.com>
7323 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7325 * value-prof.c (check_counter): Fix the counter if
7326 flag_profile_correction is true.
7327 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7328 tree_mod_subtract_transform):
7329 Follow check_counter parameter change.
7330 * common.opt (fprofile-correction): New option.
7332 * profile.h: Likewise.
7333 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7334 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7335 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7337 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7338 flag_profile_correction is set.
7340 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7342 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7344 2008-08-18 Tomas Bily <tbily@suse.cz>
7346 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7347 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7349 * tree-data-ref.c (split_constant_offset_1): Likewise.
7350 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7351 * tree-sra.c (sra_walk_expr): Likewise.
7352 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7353 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7354 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7355 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7357 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7358 * tree-vect-transform.c (vectorizable_type_demotion)
7359 (vectorizable_type_promotion): Likewise.
7360 * tree-inline.c (expand_call_inline):
7361 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7362 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7363 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7364 * expr.c (expand_expr_real_1): Likewise.
7365 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7366 (gimple_assign_unary_useless_conversion_p): Likewise.
7367 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7368 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7369 * fold-const.c (fold_unary): Likewise.
7370 * tree.h (CONVERT_EXPR_P): Likewise.
7371 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7372 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7374 (register_edge_assert_for_2, extract_range_from_unary_expr)
7375 (register_edge_assert_for_1): Likewise.
7377 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7379 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7380 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7381 (enum real_value_const): Delete.
7382 (get_real_const): Delete.
7383 * real.c (get_real_const): Delete.
7384 (dconst_e_ptr): Define.
7385 (dconst_third_ptr): Define.
7386 (dconst_sqrt2_ptr): Define.
7387 * builtins.c: Update all callers.
7389 2008-08-18 Richard Guenther <rguenther@suse.de>
7391 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7392 statement iterator after statement removal.
7394 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7396 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7397 (detect_processor_freebsd): Likewise.
7398 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7400 2008-08-18 Richard Guenther <rguenther@suse.de>
7402 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7403 and loads have the correct types.
7405 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7408 * c-opts.c (cpp_opts): Remove static.
7409 * c-parser.c (cpp_opts): Declare it extern.
7410 (disable_extension_diagnostics): Handle cpp options.
7411 (enable_extension_diagnostics): Likewise.
7413 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7415 * diagnostics.c (permerror_at): Rename as permerror.
7416 (permerror): Delete.
7417 * toplev.h: Likewise.
7419 2008-08-18 Richard Guenther <rguenther@suse.de>
7421 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7422 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7423 Move call_cdce before build_alias. Move copyrename2,
7424 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7425 right after final inlining.
7426 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7427 (pass_build_cfg): But instead via TODO_dump_func.
7429 2008-08-18 Richard Guenther <rguenther@suse.de>
7431 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7433 (scalarize_init): If we failed to generate some initializers
7434 do not generate zeros for not instantiated members. Instead
7435 rely on the copy out.
7436 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7437 about missing flow-sensitive alias info only if we have
7440 2008-08-17 Nick Clifton <nickc@redhat.com>
7442 * doc/extend.texi (Function Attributes): Fix typo in description
7443 if hot function attribute.
7445 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7446 Richard Sandiford <rdsandiford@googlemail.com>
7448 * doc/install.texi (--with-mips-plt): Document.
7449 * doc/invoke.texi (-mplt, -mno-plt): Document.
7450 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7451 and handle ${with_mips_plt}.
7452 * config/mips/mips.opt (mplt): New option.
7453 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7454 (TARGET_ABICALLS_PIC2): Likewise.
7455 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7456 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7457 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7458 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7459 to decide whether to output ".option picX" directives.
7460 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7461 Pass -call_nonpic rather than -KPIC for -mplt.
7462 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7463 on the command line. Also remove it when -mabi=64 is used without
7465 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7466 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7467 TARGET_ABICALLS_PIC0.
7468 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7470 (mips16_build_function_stub): Only output ".option pic" directives
7471 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7472 (mips16_build_call_stub): Fix comment and remove redundant
7473 ".set at"/"set .noat" directives.
7474 (mips_function_rodata_section): Use the default behaviour for
7475 TARGET_ABSOLUTE_ABICALLS.
7476 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7477 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7478 (mips_restore_gp): Do nothing if the current function doesn't use
7480 (mips_expand_prologue): Only save $gp if the current function uses it.
7481 Use a normal move for TARGET_ABICALLS_PIC0.
7482 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
7484 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
7486 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
7487 of function when handling GLOBAL_POINTER_REGNUM.
7489 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
7492 * common.opt (-fstack-check): Do not declare the variable here.
7493 (-fstack-check=): New option variant.
7494 * doc/invoke.texi (Code Gen Options): Document it.
7495 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
7496 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
7497 (STACK_CHECK_STATIC_BUILTIN): New macro.
7498 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
7499 * opts.c: Include expr.h.
7500 (common_handle_option) <OPT_fold_stack_check_>: New case.
7501 <OPT_fstack_check>: Likewise.
7502 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
7503 consistently in the test for variable-sized types. Adjust for
7504 new behaviour of flag_stack_check.
7505 * explow.c: Include except.h.
7506 (allocate_dynamic_stack_space): Do not take into account
7507 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
7508 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
7509 for variable-sized parameters. Treat all parameters whose size is
7510 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
7511 stack checking is enabled.
7512 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
7513 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
7514 if generic stack checking is enabled.
7515 (expand_function_end): Adjust for new behaviour of flag_stack_check.
7516 * reload1.c (reload): Likewise.
7517 * stmt.c (expand_decl): Assert that all automatic variables have
7518 fixed size at this point and remove dead code.
7519 * flags.h (stack_check_type): New enumeration type.
7520 (flag_stack_check): Declare.
7521 * toplev.c (flag_stack_check): New global variable.
7522 * Makefile.in (opts.o): Add dependency on EXPR_H.
7523 (explow.o): Add dependency on except.h.
7525 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
7527 * config/avr/avr.c (avr_override_options): Reduce value of
7528 PARAM_INLINE_CALL_COST.
7530 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
7532 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
7533 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
7534 lieu of TYPE_MODE (type) throughout.
7536 2008-08-15 Joseph Myers <joseph@codesourcery.com>
7538 * config/arm/arm.c (add_minipool_backward_ref): Check for
7539 8-byte-aligned entries in second case of forcing insertion after a
7540 particular entry. Change third case to avoid inserting
7541 non-8-byte-aligned entries before 8-byte-aligned ones.
7543 2008-08-15 Richard Guenther <rguenther@suse.de>
7545 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
7546 strip components for unknown size accesses.
7548 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
7550 * config/s390/2097.md New file.
7551 * config/s390/s390.md ("z10prop" attribute): Define none,
7552 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
7553 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
7554 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
7555 possible values and apply them to insns as appropriate.
7556 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
7557 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
7558 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
7559 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
7560 ("bfp" mode attribute): Removed. Every occurence replaced
7562 * config/s390/s390.c (struct "z10_cost"): Updated entries.
7563 * config/s390/2084.md (insn_reservation "x_itof"): Updated
7566 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7569 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
7572 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
7574 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
7575 additional argument. Support reduction when duplication is needed due
7576 to data-types of different sizes in the loop.
7577 (get_initial_def_for_induction): Fix printout.
7578 (vect_get_vec_def_for_stmt_copy): Support case where the
7579 vec_stmt_for_operand is a phi node.
7580 (vectorizable_reduction): Support reduction when duplication is needed
7581 due to data-types of different sizes in the loop.
7582 (vectorizable_call): Remove restriction to not vectorize in case we
7583 have data-types of different sizes in the loop.
7584 (vectorizable_conversion): Likewise.
7585 (vectorizable_operation): Likewise.
7586 (vectorizable_type_demotion): Likewise.
7587 (vectorizable_type_promotion): Likewise.
7588 (vectorizable_induction): Add restriction to not vectorize in case
7589 we have data-types of different sizes in the loop.
7591 2008-08-14 Christophe Saout <christophe@saout.de>
7592 Uros Bizjak <ubizjak@gmail.com>
7595 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
7596 (*vec_concatv2di_rex64_sse4_1): Ditto.
7597 (*vec_concatv2di_rex64_sse): Ditto.
7599 2008-08-14 Jakub Jelinek <jakub@redhat.com>
7602 * fold-const.c (fold_widened_comparison): Do not allow
7603 sign changes that change the result even if shorter type
7604 is wider than arg1_unw's type.
7606 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
7608 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
7609 Skip if the multilib testing specifies -march that does not
7610 agree with the one specified in the testcase.
7612 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7614 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
7615 zero extend SImode values being converted to TFmode before passing
7618 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7620 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
7621 __PPU__ when targeting the Cell/B.E. PPU processor.
7623 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
7625 * gimple.h (gimple_call_set_chain): Accept SSA variables.
7626 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
7627 Rematerialize the static chain, if any.
7628 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
7631 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7633 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
7634 (new_loc_descr): Likewise.
7635 (add_loc_descr): Likewise.
7636 (size_of_loc_descr): Likewise.
7637 (size_of_locs): Likewise.
7638 (output_loc_operands): Likewise.
7639 (output_loc_sequence): Likewise.
7640 (new_reg_loc_descr): New.
7641 (build_cfa_loc): Use it.
7642 (build_cfa_aligned_loc): Likewise.
7643 (one_reg_loc_descriptor): Likewise.
7644 (based_loc_descr): Likewise.
7646 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7649 * doc/invoke.texi (Wmain): Update.
7650 * c-decl.c (start_decl): warn_main is only 0 or 1.
7651 (start_function): Likewise. Fix formatting.
7652 (finish_function): Delete redundant warning.
7653 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
7654 * c-opts (c_common_handle_option): -Wall only has effect if
7655 warn_main is uninitialized. OPT_Wmain is automatically
7656 handled. -pedantic also enables Wmain.
7657 (c_common_post_options): Handle all logic for Wmain here.
7658 * c-common.c (warn_main): Delete.
7659 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
7660 * c-common.h (warn_main): Delete.
7662 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7665 * expr.c (emit_group_store): Allocate stack temp with the
7666 largest alignment when copying from register to stack.
7668 2008-08-13 Richard Guenther <rguenther@suse.de>
7670 * tree.h (maybe_fold_offset_to_address): Declare.
7671 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
7672 (ccp_fold): Handle pointer conversions the same as fold_stmt.
7673 Likewise for POINTER_PLUS_EXPR.
7674 (maybe_fold_offset_to_reference): Enable disabled code.
7675 (maybe_fold_offset_to_address): New function.
7676 (fold_stmt_r): Use it.
7677 (fold_gimple_assign): Likewise.
7678 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
7679 (gimplify_expr): Likewise.
7681 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7683 * toplev.h (pedwarn_at): Fix declaration.
7685 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7687 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
7688 LINK_SPEC): Use %R in -Y P argument.
7690 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7693 * diagnostic.c (pedwarn_at): New.
7694 * toplev.h (pedwarn_at): Declare.
7695 * c-tree.h (build_enumerator): Update declaration.
7696 * c-decl.c (finish_enum): Update comment.
7697 (build_enumerator): Take a location parameter. Give a pedwarn but do
7698 not perform any conversion.
7699 * c-parser.c (c_parser_enum_specifier): Set correct location for
7702 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7705 * c-common.c (conversion_warning): Use a switch. Ignore boolean
7706 expressions except for conversions to signed:1 bitfields. Handle
7707 COND_EXPR with constant operands.
7709 2008-08-13 Richard Guenther <rguenther@suse.de>
7711 PR tree-optimization/15255
7712 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
7713 (struct oecount_s): New struct and VEC types.
7715 (oecount_hash): New function.
7716 (oecount_eq): Likewise.
7717 (oecount_cmp): Likewise.
7718 (zero_one_operation): New function.
7719 (build_and_add_sum): Likewise.
7720 (undistribute_ops_list): Perform un-distribution of multiplication
7721 and division on the chain of summands.
7722 (should_break_up_subtract): Also break up subtracts for factors.
7723 (reassociate_bb): Delete dead visited statements.
7724 Call undistribute_ops_list. Re-sort and optimize if it did something.
7725 * passes.c (init_optimization_passes): Move DSE before
7727 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
7730 2008-08-12 Janis Johnson <janis187@us.ibm.com>
7732 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
7734 * doc/invoke.texi: Revert unintended checkin.
7736 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
7739 * gcc.c (include_spec_function): Tweak call to find_a_file.
7741 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7744 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
7745 and TRUTH_ORIF_EXPR.
7746 * dojump.c (do_jump): Likewise.
7748 PR tree-optimization/37084
7749 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
7750 if id->regimplify, don't assume stmt is a cast assignment.
7752 2008-08-12 Anatoly Sokolov <aesok@post.ru>
7754 * final.c (final_scan_insn): Use app_enable/app_disable functions.
7756 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7759 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
7762 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7764 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
7765 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
7767 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
7768 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
7769 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
7770 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
7771 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
7773 * doc/tm.texi (Storage Layout): Remove documentation for
7774 TARGET_FLOAT_FORMAT.
7776 * simplify-rtx.c (simplify_binary_operation_1): Replace
7777 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
7779 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7781 * real.h (struct real_format): New member has_sign_dependent_rounding.
7782 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
7783 spu_single_format, ieee_double_format, mips_double_format,
7784 motorola_double_format, ieee_extended_motorola_format,
7785 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7786 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7787 mips_extended_format, ieee_quad_format, mips_quad_format,
7788 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7789 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7791 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7792 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7793 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7794 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7795 (ROUND_TOWARDS_ZERO): Likewise.
7797 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
7798 (FLOAT_MODE_FORMAT): New macro.
7799 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
7800 (MODE_COMPOSITE_P): ... this new macro.
7801 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7802 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
7803 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
7805 * flags.h: Include "real.h".
7807 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
7808 REAL_MODE_FORMAT_COMPOSITE_P.
7809 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
7811 * doc/tm.texi (Storage Layout): Remove documentation of
7812 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7813 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
7814 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
7815 they only apply to libgcc2.a.
7817 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7819 * config/spu/float_disf.c: New file.
7820 * config/spu/float_unsdisf.c: New file.
7821 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
7822 (LIB2FUNCS_EXCLUDE): Define.
7824 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7825 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7827 * real.h (struct real_format): New member round_towards_zero.
7828 * real.c (round_for_format): Respect fmt->round_towards_zero.
7829 (ieee_single_format, mips_single_format, motorola_single_format,
7830 spu_single_format, ieee_double_format, mips_double_format,
7831 motorola_double_format, ieee_extended_motorola_format,
7832 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7833 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7834 mips_extended_format, ieee_quad_format, mips_quad_format,
7835 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7836 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7838 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
7839 real_format to choose rounding mode when calling MPFR functions.
7840 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
7841 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
7843 * real.h (real_to_decimal_for_mode): Add prototype.
7844 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
7845 Respect target rounding mode when generating decimal representation.
7846 (real_to_decimal): New stub for backwards compatibility.
7847 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
7848 real_to_decimal_for_mode instead of real_to_decimal.
7850 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
7852 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7853 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7855 * real.c (spu_single_format): New variable.
7856 * real.h (spu_single_format): Declare.
7858 * config/spu/spu.c (spu_override_options): Install SFmode format.
7859 (spu_split_immediate): Use integer mode to operate on pieces of
7860 floating-point values in all cases.
7862 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
7863 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
7864 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
7866 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7868 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
7870 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7872 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
7874 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7877 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
7878 on the VAR_DECL instead of TYPE_READONLY on its type.
7880 2008-08-12 Ira Rosen <irar@il.ibm.com>
7882 * tree-vectorizer.c: Depend on langhooks.h.
7883 (supportable_widening_operation): Add two arguments. Support double
7885 (supportable_narrowing_operation): Likewise.
7886 * tree-vectorizer.h (supportable_widening_operation): Add two
7888 (supportable_narrowing_operation): Likewise.
7889 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
7890 supportable_widening_operation with correct arguments.
7891 * tree-vect-transform.c (vectorizable_conversion): Likewise.
7892 (vectorizable_type_demotion): Support double type conversions.
7893 (vectorizable_type_promotion): Likewise.
7894 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
7896 2008-08-11 Michael Matz <matz@suse.de>
7898 * i386/i386.c (override_options): Move initialisation from
7899 flag_schedule_insns_after_reload to here from ...
7900 (optimization_options): ... here.
7902 2008-08-11 Jakub Jelinek <jakub@redhat.com>
7904 PR rtl-optimization/36998
7905 * dwarf2out.c (compute_barrier_args_size_1,
7906 compute_barrier_args_size): Temporarily remove assertions.
7908 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7911 * tree-ssa.c (struct walk_data): Add new flag
7912 warn_possibly_uninitialized.
7913 (warn_uninitialized_var): Use it.
7914 (warn_uninitialized_vars): New.
7915 (execute_early_warn_uninitialized): Call it.
7916 (execute_late_warn_uninitialized): Likewise.
7918 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7921 * reload1.c (gen_reload): Guard calls to get_secondary_mem
7924 2008-08-09 Jan Hubicka <jh@suse.cz>
7927 * optabs.c (maybe_emit_unop_insn): Remove produced code if
7929 (expand_fix): Be prepared for expansion to fail.
7930 (expand_sfix_optab): Remove instructions if expansion failed.
7932 2008-08-09 Anatoly Sokolov <aesok@post.ru>
7934 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
7936 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
7937 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7939 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7941 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
7942 mips/t-libgcc-mips16 to tmake_file.
7943 * config/mips/mips-protos.h (mips_call_type): New enum.
7944 (mips_pic_base_register, mips_got_load): Declare.
7945 (mips_restore_gp): Take an rtx argument.
7946 (mips_use_pic_fn_addr_reg_p): Declare.
7947 (mips_expand_call): Replace the sibcall_p argument with
7948 a mips_call_type argument. Add a lazy_p parameter.
7949 (mips_split_call): Declare.
7950 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
7951 (MIPS16_PIC_TEMP): Likewise.
7952 (reg_class): Delete M16_NA_REGS.
7953 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7954 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
7955 (mips_split_hi_p): Declare.
7956 * config/mips/mips.c (mips_split_hi_p): New array.
7957 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
7958 (mips_got_symbol_type_p): New function.
7959 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
7960 (mips16_stub_function_p): New function.
7961 (mips16_local_function_p): Likewise.
7962 (mips_use_pic_fn_addr_reg_p): Likewise.
7963 (mips_cannot_force_const_mem): Return false for HIGHs.
7964 Extend CONST_INT and symbolic handling to MIPS16, using
7965 mips_symbol_insns to check that the base symbol type is a
7966 legitimate constant. Reject GOT-based constants if
7967 TARGET_MIPS16_PCREL_LOADS.
7968 (mips_const_insns): Check targetm.cannot_force_const_mem when
7969 decomposing a symbolic base and a large offset.
7970 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
7971 When calling a function that needs $25 from MIPS16 code,
7972 move the target address into $25 separately and add a USE
7974 (mips16_gp_pseudo_reg): Insert the initializer immediately
7975 before the first real insn.
7976 (mips_pic_base_register, mips_got_load): New functions.
7977 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
7978 parameter to LOW_OUT. Say that it can be any valid SET_SRC
7979 when splitting a load-address operation. Split SYMBOL_GOT_DISP
7980 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
7981 (mips_call_tls_get_addr): Update the call to mips_expand_call,
7982 also passing NULL_RTX rather than const0_rtx as the aux argument.
7983 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
7984 instead of TARGET_EXPLICIT_RELOCS.
7985 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
7986 (mips_load_call_address): Replace the sibcall_p argument with
7987 a mips_call_type argument. Use mips_got_load.
7988 (mips16_local_alias): New structure.
7989 (mips16_local_aliases): New variable.
7990 (mips16_local_aliases_hash): New function.
7991 (mips16_local_aliases_eq): Likewise.
7992 (mips16_local_alias): Likewise.
7993 (mips16_stub_function): Likewise.
7994 (mips16_build_function_stub): Create a local alias for the target
7995 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
7996 .cpload directive and an R_MIPS_NONE relocation for the target
7997 function, then load the alias rather than the function itself.
7998 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
7999 (mips16_copy_fpr_return_value): Use mips16_stub_function and
8000 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
8001 (mips16_build_call_stub): Replace the FN parameter with an
8002 FN_PTR parameter. Force the address into a register if it
8003 isn't a call_insn_operand; don't rely on the caller to do this.
8004 If a call to a locally-defined and locally-binding MIPS16
8005 function must be made indirectly, redirect the call to the
8006 function's local alias. Use mips16_stub_function_p,
8007 mips16_stub_function, mips_expand_call and use_reg.
8008 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
8009 Use explicit %hi and %lo accesses where possible.
8010 Use MIPS_CALL to generate the correct code form of a
8011 jal instruction. Add clobbers of $18 instead of uses.
8012 Update the call to mips_emit_call_insn.
8013 (mips_expand_call): Replace the SIBCALL_P argument with a
8014 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
8015 Take a LAZY_P parameter. Call mips16_build_call_stub first,
8016 allowing it to modify the call address. Update the calls to
8017 mips_load_call_address and mips_emit_call_insn.
8018 (mips_split_call): New function.
8019 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
8020 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
8021 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
8022 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
8023 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
8025 (mips_cprestore_slot): New function.
8026 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
8027 and use mips_cprestore_slot.
8028 (mips_output_function_prologue): Handle TARGET_MIPS16 for
8030 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
8031 then use a copygp_mips16 instruction to set up $28.
8032 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
8033 (mips16_lay_out_constants): Call split_all_insns_noflow.
8034 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
8035 false if TARGET_MIPS16.
8036 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
8037 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
8038 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
8039 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
8040 MIPS16 code. Allow MIPS16 o32 PIC.
8041 (mips_override_options): Allow MIPS16 o32 PIC.
8042 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
8043 after reload if TARGET_USE_GOT.
8044 (UNSPEC_COPYGP): New constant.
8045 (length): Use a default length of 8 for MIPS16 GOT loads.
8046 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
8047 (*got_page<mode>): Check mips_split_hi_p.
8048 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
8049 (unspec_got<mode>, unspec_call<mode>): New expanders.
8050 (load_got<mode>, load_call<mode>): Remove the length attributes.
8051 Use a got attribute instead of a type attribute.
8052 (copygp_mips16): New insn.
8053 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
8054 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8055 (sibcall, sibcall_value, call, call_value): Update the calls
8056 to mips_expand_call.
8057 (call_internal, call_value_internal): Use mips_split_call.
8058 (call_value_multiple_internal): Likewise.
8059 (call_split): Move after call_internal (the insn it is split from).
8060 (call_internal_direct, call_value_internal_direct): Turn into
8061 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8062 (call_direct_split, call_value_direct_split): New patterns.
8063 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8064 and use M16_REGS instead of M16_NA_REGS.
8065 * config/mips/predicates.md (const_call_insn_operand): Replace
8066 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8067 mips_use_pic_fn_addr_reg_p check.
8068 (move_operand): Reject HIGHs if mips_split_hi_p.
8069 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8070 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8071 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8072 * config/mips/libgcc-mips16.ver: New file.
8073 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8074 $(srcdir)/config/mips/libgcc-mips16.ver.
8076 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8078 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8080 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8081 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8082 (mips16_cfun_returns_in_fpr_p): Likewise.
8084 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8086 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8087 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8088 rather than 4 to PC.
8090 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8092 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8093 (FUNCTION_PROFILER): Save the static chain pointer into $2
8094 beforehand and restore it aftewards.
8095 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8096 address directly into $25 and call the function through $25;
8097 do not clobber $3. Pad the DImode version to cover the space
8098 left by the deleted $25 <- $3 move.
8099 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8100 the removal of the $25 <- $3 move.
8101 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8102 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8104 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8105 Daniel Jacobowitz <dan@codesourcery.com>
8107 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8108 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8109 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8110 * config/mips/mips.c (mips_start_function_definition): New function.
8111 (mips_end_function_definition): Likewise.
8112 (mips_output_function_prologue): Use mips_start_function_definition.
8113 (mips_output_function_epilogue): Use mips_end_function_definition.
8114 (build_mips16_function_stub): Use mips_start_function_definition
8115 and mips_end_function_definition.
8116 (build_mips16_call_stub): Likewise.
8118 2008-08-09 Richard Guenther <rguenther@suse.de>
8120 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8121 * gimple.h (gimple_call_fn): Adjust comment.
8122 (gimple_call_set_fndecl): New function.
8123 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8124 longer having bare FUNCTION_DECL operand.
8125 (gimple_call_return_type): Likewise.
8126 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8128 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8129 (gimple_mod_pow2): Likewise.
8130 (gimple_mod_subtract): Likewise.
8131 (gimple_ic): Likewise.
8132 (gimple_stringop_fixed_value): Likewise.
8133 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8134 longer having bare FUNCTION_DECL operand.
8135 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8136 * omp-low.c (optimize_omp_library_calls): Likewise.
8137 * cgraphunit.c (update_call_expr): Likewise.
8138 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8139 (execute_convert_to_rsqrt): Likewise.
8140 * cfgexpand.c (gimple_to_tree): Simplify.
8141 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8142 bare FUNCTION_DECL operand.
8143 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8144 (convert_gimple_call): Use gimple_call_fndecl.
8145 * c-common.c (c_warn_unused_result): Likewise.
8147 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8150 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8151 (c_finish_return): Likewise.
8152 (c_start_case): Likewise.
8153 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8154 * c-parser.c (c_parser_condition): New. Call
8155 verify_sequence_points.
8156 (c_parser_paren_condition): Call c_parser_condition.
8157 (c_parser_for_statement): Call c_parser_condition.
8159 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8162 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8163 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8164 Moved from diagnostic.h
8165 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8167 (emit_diagnostic): New.
8168 (warning0, pedwarn0): Delete.
8169 (warning, warning_at, pedwarn, permerror): Return bool.
8170 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8171 Moved to diagnostic.c.
8172 (struct diagnostic_context): Use correct type for
8173 classify_diagnostic.
8174 (diagnostic_report_diagnostic): Update declaration.
8175 (emit_diagnostic): Declare.
8176 * errors.c (warning): Return bool.
8177 * errors.h (warning): Update declaration.
8178 * toplev.h (warning0, pedwarn0): Delete.
8179 (warning, warning_at, pedwarn, permerror): Return bool.
8180 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8181 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8182 inform. Update all calls.
8183 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8184 before giving informative note.
8185 (implicit_decl_warning): Likewise.
8186 * c-typeck.c (build_function_call): Likewise.
8187 * tree-sssa.c (warn_uninit): Likewise.
8188 * builtins.c (gimplify_va_arg_expr): Likewise.
8190 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8193 * doc/invoke.texi (-Wextra): Move warning from here...
8194 (-Wuninitialized): ... to here.
8196 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8199 * flags.h (set_Wunused): Delete
8200 * toplev.c (process_options): Handle Wunused flags here.
8201 * opts.c (maybe_warn_unused_parameter): Delete.
8202 (common_handle_option): Replace set_Wunused by warn_unused.
8203 (set_Wextra): Do not handle Wunused-parameter here.
8204 (set_Wunused): Delete.
8205 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8207 * common.opt (Wunused): Add Var and Init.
8208 (Wunused-function): Likewise.
8209 (Wunused-label): Likewise.
8210 (Wunused-parameter): Likewise.
8211 (Wunused-value): Likewise.
8212 (Wunused-variable): Likewise.
8214 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8216 * doc/invoke.texi: Add cpu_type power7.
8217 * config.in (HAVE_AS_VSX): New.
8218 * config.gcc: Add cpu_type power7.
8219 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8221 * configure: Regenerate.
8222 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8224 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8225 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8226 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8228 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8230 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8231 type to vectorize.builtin_conversion.
8232 (vectorizable_conversion): Likewise.
8233 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8234 integral type as input.
8235 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8237 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8238 and ALTIVEC_BUILTIN_VCTSXS.
8239 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8242 2008-08-08 Richard Guenther <rguenther@suse.de>
8244 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8245 (surely_varying_stmt_p): Calls are varying only if they are
8246 non-builtin and not indirect or have no result.
8247 (ccp_fold): Re-instantiate code before the tuples merge.
8249 2008-08-08 Richard Guenther <rguenther@suse.de>
8251 PR tree-optimization/37056
8252 * gimple.h (gimple_assign_rhs_class): New helper function.
8253 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8254 unary operations properly.
8256 2008-08-07 Jan Hubicka <jh@suse.cz>
8258 * i386.h (ix86_size_cost): Declare.
8259 (ix86_cur_cost): New function macro.
8260 * i386.md (peepholes expanding size and splitters): Predicate by
8261 optimize_insn_for_speed_p.
8262 (peepholes reduce size and splitters): Predicate by
8263 optimize_insn_for_size_p.
8264 * i386.c (ix86_size_cost): Rename from ...
8265 (size_cost): This one.
8266 (override_options): Update.
8267 (decide_alg): Likewise.
8268 (ix86_expand_clear): Use RTL profile.
8269 (ix86_pad_returns): Use RTL profile.
8271 2008-08-07 Jan Hubicka <jh@suse.cz>
8273 * recog.c (split_all_insns): Set RTL profile
8274 (peephole2_optimize): Likewise.
8275 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8276 * combine.c (combine_instructions): Likewise.
8278 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8280 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8282 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8284 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8285 value in a6 after the set_frame_ptr insn.
8287 2008-08-07 Richard Henderson <rth@redhat.com>
8290 * gcc.c (cpp_options): Pass along -g*.
8292 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8294 * config/arm/arm.c (output_move_neon): Update comment describing
8295 big-endian vector layout.
8296 (arm_assemble_integer): Do not handle big-endian NEON vectors
8298 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8299 neon_vget_lane<mode>_sext_internal,
8300 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8301 element indices for big-endian.
8303 2008-08-07 Richard Henderson <rth@redhat.com>
8305 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8306 * configure, config.in: Rebuild.
8307 * debug.h (dwarf2out_do_cfi_asm): Declare.
8308 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8309 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8310 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8311 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8313 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8315 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8316 movv2si_internal): Combine into mov<mode>_internal.
8317 (movv2si_internal_2): Remove.
8319 2008-08-07 Jan Hubicka <jh@suse.cz>
8322 * i386.md (single stringop patterns): Enable unconditionally.
8324 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8327 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8329 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8330 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8332 * config/i386/sse.md (sse2_movq128): New.
8334 * doc/extend.texi: Document __builtin_ia32_movq128.
8336 2008-08-07 Richard Guenther <rguenther@suse.de>
8339 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8340 pointers can access anything.
8342 2008-08-06 Jan Hubicka <jh@suse.cz>
8344 * optabs.c (emit_unop_insn): Break out to ...
8345 (maybe_emit_unop_insn): ... this one.
8346 (expand_sfix_optab): Use maybe variant.
8347 * optabs.h (maybe_emit_unop_insn): Declare.
8349 * i386.md (mov0 patterns): Enable by default.
8350 (FP conversion expanders): Disable expansion of code expanding
8351 sequences when instruction should be optimized for size.
8352 (single strinop patterns): Enable when optimizing for size.
8353 (string expanders): Disable expanding of code expanding sequences
8354 when optimizning instruction for size.
8355 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8357 (ix86_fp_comparison_sahf_cost): Likewise.
8358 (ix86_expand_branch): Likewise.
8359 (ix86_expand_ashl_const): Likewise.
8360 (ix86_split_ashl): Likewise.
8361 (ix86_expand_strlen): Likewise.
8362 (ix86_emit_fp_unordered_jump): Likewie.
8364 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8366 * c-common.c: Fix typo.
8367 (c_common_reswords): Activate more C++ keyword warnings.
8369 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8371 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8374 * diagnostic.c (permerror_at): New.
8375 * toplev.h (permerror_at): Declare.
8377 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8378 Ira Rosen <irar@il.ibm.com>
8380 * tree-vect-transform.c (vect_model_simple_cost): Return
8381 immediately if stmt is pure SLP.
8382 (vect_model_store_cost): Ditto.
8383 (vect_model_load_cost): Ditto.
8384 (vectorizable_store): Remove PURE_SLP check before call
8385 to vect_model_store_cost.
8386 (vect_model_store_cost): When checking whether stmt describe
8387 strided access, add a check that it is not slp_node.
8389 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8392 * c-common.c (warn_for_sign_compare): New. Handle separately the
8393 case that 'constant' is zero.
8394 * c-typeck.c (build_binary_op): Move code to c-common.c
8396 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8398 * config/alpha/alpha.c (alpha_preferred_reload_class,
8399 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8400 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8401 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8402 * config/arm/arm.md: Likewise.
8403 * config/avr/avr-protos.h (preferred_reload_class,
8404 test_hard_reg_class, avr_simplify_comparison_p,
8405 out_shift_with_cnt, class_max_nregs): Likewise.
8406 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8407 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8408 preferred_reload_class, test_hard_reg_class): Likewise.
8409 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8410 bfin_memory_move_cost, bfin_secondary_reload,
8411 bfin_output_mi_thunk): Likewise.
8412 * config/crx/crx.c (crx_secondary_reload_class,
8413 crx_memory_move_cost): Likewise.
8414 * config/frv/frv-protos.h (frv_secondary_reload_class,
8415 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8416 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8417 frv_secondary_reload_class, frv_class_likely_spilled_p,
8418 frv_class_max_nregs): Likewise.
8419 * config/h8300/h8300.c (h8300_classify_operand,
8420 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8422 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8423 * config/ia64/ia64.c (ia64_preferred_reload_class,
8424 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8425 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8426 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8428 * config/m68hc11/m68hc11.c (preferred_reload_class,
8429 m68hc11_memory_move_cost): Likewise.
8430 * config/mcore/mcore.c (mcore_secondary_reload_class,
8431 mcore_reload_class): Likewise.
8432 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8433 mips_class_max_nregs, mips_cannot_change_mode_class,
8434 mips_preferred_reload_class, mips_secondary_reload_class,
8435 mips_output_mi_thunk): Likewise.
8436 * config/mmix/mmix.c (mmix_preferred_reload_class,
8437 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8439 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8441 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8442 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8443 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8444 * config/rs6000/rs6000.c (paired_expand_vector_init,
8445 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8446 compare_section_name, rs6000_memory_move_cost): Likewise.
8447 * config/s390/s390.c (s390_emit_compare_and_swap,
8448 s390_preferred_reload_class, s390_secondary_reload,
8449 legitimize_pic_address, legitimize_tls_address,
8450 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8451 s390_class_max_nregs): Likewise.
8452 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8453 * config/s390/s390.md: Likewise.
8454 * config/score/score-protos.h (score_secondary_reload_class,
8455 score_preferred_reload_class): Likewise.
8456 * config/score/score.c (score_preferred_reload_class,
8457 score_secondary_reload_class): Likewise.
8458 * config/score/score3.c (score3_output_mi_thunk,
8459 score3_preferred_reload_class, score3_secondary_reload_class,
8460 score3_hard_regno_mode_ok): Likewise.
8461 * config/score/score3.h (score3_preferred_reload_class,
8462 score3_secondary_reload_class): Likewise.
8463 * config/score/score7.c (score7_output_mi_thunk,
8464 score7_preferred_reload_class, score7_secondary_reload_class,
8465 score7_hard_regno_mode_ok): Likewise.
8466 * config/score/score7.h (score7_preferred_reload_class,
8467 score7_secondary_reload_class): Likewise.
8468 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8469 output_branchy_insn, add_constant, gen_block_redirect,
8470 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8471 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8472 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8473 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8474 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8475 xstormy16_preferred_reload_class): Likewise.
8476 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8477 xtensa_expand_atomic, override_options,
8478 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8480 * reorg.c (try_merge_delay_insns): Likewise.
8481 * tree.c (merge_dllimport_decl_attributes): Likewise.
8483 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
8485 2008-08-06 Michael Matz <matz@suse.de>
8487 * Makefile.in (write_entries_to_file): Quote words.
8488 * gengtype.c: (read_input_line): Skip over leading white-space.
8490 2008-08-06 Marc Gauthier <marc@tensilica.com>
8492 * config.gcc: Match more processor names for Xtensa.
8493 * configure.ac: Likewise.
8494 * doc/install.texi (Specific): Likewise.
8495 * configure: Regenerate.
8497 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8499 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
8500 * calls.c (avoid_likely_spilled_reg): Likewise.
8501 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
8502 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
8503 * config/i386/i386.c (ix86_expand_special_args_builtin,
8504 ix86_secondary_reload): Likewise.
8505 * except.c (struct eh_region, gen_eh_region_catch,
8506 remove_unreachable_regions, duplicate_eh_regions,
8507 assign_filter_values, build_post_landing_pads,
8508 sjlj_find_directly_reachable_regions, remove_eh_handler,
8509 reachable_next_level, foreach_reachable_handler,
8510 can_throw_internal_1, can_throw_external_1,
8511 collect_one_action_chain): Likewise.
8512 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
8513 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
8514 * function.c (update_temp_slot_address, instantiate_new_reg,
8515 instantiate_virtual_regs_in_rtx,
8516 instantiate_virtual_regs_in_insn): Likewise.
8517 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
8518 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
8519 gimplify_cleanup_point_expr): Likewise.
8520 * ipa-cp.c (ipcp_lattice_changed): Likewise.
8521 * passes.c (next_pass_1): Likewise.
8522 * print-tree.c (print_node_brief, print_node): Likewise.
8523 * profile.c (branch_prob): Likewise.
8524 * tree-dump.c (dump_register): Likewise.
8525 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
8527 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
8528 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
8529 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
8530 copy_arguments_for_versioning, copy_static_chain): Likewise.
8531 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
8532 add_new_name_mapping, register_new_name_mapping): Likewise.
8533 * tree-mudflap.c (mf_xform_derefs): Likewise.
8534 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
8535 get_init_expr, combine_chains): Likewise.
8536 * tree-pretty-print.c (dump_generic_node): Likewise.
8537 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
8538 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
8539 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
8540 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
8542 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8545 * calls.c (expand_call): Use the biggest preferred stack
8548 2008-08-06 Michael Matz <matz@suse.de>
8551 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
8552 for reused reload, instead of overwriting them.
8554 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8557 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
8558 for incoming stack boundary.
8560 * function.c (assign_parm_find_entry_rtl): Update
8561 parm_stack_boundary.
8563 * function.h (rtl_data): Add parm_stack_boundary.
8565 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
8566 parm_stack_boundary for incoming stack boundary.
8568 2008-08-06 Joseph Myers <joseph@codesourcery.com>
8570 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
8571 for unrepresentable subregs or treat them as equal to other regs
8572 or subregs with the same register number.
8574 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
8577 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
8580 2008-08-06 Jan Hubicka <jh@suse.cz>
8582 * predict.c (maybe_hot_frequency_p): When profile is absent, all
8583 frequencies might be hot.
8585 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
8587 * reload.c (find_reloads): Force constants into literal pool
8588 also if they are wrapped in a SUBREG.
8590 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8593 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
8594 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
8595 Don't allow predicated instructions for data speculation.
8596 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
8599 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8601 * haifa-sched.c (extend_global): Split to extend_global_data and
8602 extend_region_data. Update all uses.
8603 (extend_all): Rename to extend_block_data.
8605 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8607 * sched-rgn.c (new_ready): Check if instruction can be
8608 speculatively scheduled before attempting speculation.
8609 (debug_rgn_dependencies): Remove wrongful assert.
8611 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8613 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
8615 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8617 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
8618 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
8619 va_size, and type_size.
8621 2008-08-04 Jason Merrill <jason@redhat.com>
8624 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
8625 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
8627 2008-08-05 Richard Henderson <rth@redhat.com>
8629 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
8630 * configure: Rebuild.
8632 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8635 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
8636 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
8639 2008-08-05 Richard Henderson <rth@redhat.com>
8641 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
8642 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
8643 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
8644 * common.opt (fdwarf2-cfi-asm): New.
8645 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
8646 * config.in, configure: Rebuild.
8647 * dwarf2asm.c (dw2_asm_output_data_raw): New.
8648 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
8650 (dw2_force_const_mem): Externalize.
8651 * dwarf2asm.h: Update.
8652 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
8653 generate a real label.
8654 (output_cfi_directive): New.
8655 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
8656 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
8657 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
8659 (dwarf2out_end_epilogue): Emit .cfi_endproc.
8660 (output_loc_operands_raw, output_loc_sequence_raw): New.
8661 (output_cfa_loc_raw): New.
8663 2008-08-05 Paul Brook <paul@codesourcery.com>
8665 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
8666 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
8667 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
8668 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
8669 * config/arm/arm.h (TARGET_VFPD32): Define.
8670 (TARGET_VFP3): Use TARGET_VFPD32.
8671 (fputype): Add FPUTYPE_VFP3D16.
8672 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
8673 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
8674 * config/arm/arm-cores.def: Add cortex-r4f.
8675 * config/arm/arm-tune.md: Regenerate.
8677 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8679 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
8680 Reword some comments throughout the file.
8682 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
8683 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
8684 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
8685 MFC_MIN_DMA_LIST_ELEMENTS.
8686 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
8687 MFC_MAX_DMA_LIST_ELEMENTS.
8689 (MFC_START_ENABLE): Remove PPU-only define.
8690 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
8691 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
8693 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
8694 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
8695 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
8696 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
8697 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
8698 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
8699 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
8701 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
8702 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
8703 (mfc_sdcrt, mfc_sdcrtst): Likewise.
8704 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
8706 (spu_read_machine_status): Fix typo.
8708 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8710 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
8711 SUBREG of multi-word hard register.
8712 * config/spu/spu.c (valid_subreg): Likewise.
8713 (adjust_operand): Handle SUBREGs of multi-word hard registers.
8715 2008-08-04 Richard Guenther <rguenther@suse.de>
8717 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
8718 the candidate with the stripped base if that base is different
8719 from the original base even for offset zero.
8721 2008-08-04 Richard Guenther <rguenther@suse.de>
8724 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
8725 check for no_overflow.
8727 2008-08-04 Richard Guenther <rguenther@suse.de>
8729 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
8731 2008-08-04 Paul Brook <paul@codesourcery.com>
8733 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
8734 (arm_order_regs_for_local_alloc): New function.
8735 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
8737 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
8739 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8742 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
8743 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
8744 (ix86_expand_epilogue): Likewise.
8746 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8748 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
8751 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8753 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
8754 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
8755 (*movv2sf_internal_rex64): Ditto.
8757 2008-08-03 Jan Hubicka <jh@suse.cz>
8759 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
8760 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
8761 * expmed.c (expand_smod_pow2): Likewise.
8763 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8766 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
8767 alternative 0 of operand 1.
8768 (*vec_concatv2di_rex64_sse): Ditto.
8769 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
8771 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
8772 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
8773 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
8774 (*movv2sf_internal_rex64): Ditto.
8776 2008-08-02 Richard Guenther <rguenther@suse.de>
8779 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
8780 (ssedoublesizemode): New mode attribute.
8781 (sse_shufps): Call gen_sse_shufps_v4sf.
8782 (sse_shufps_1): Macroize.
8783 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
8784 (sse2_shufpd_1): Macroize.
8785 (vec_extract_odd, vec_extract_even): New expanders.
8786 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
8787 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
8788 * i386.c (ix86_expand_vector_init_one_nonzero): Call
8789 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
8790 (ix86_expand_vector_set): Likewise.
8791 (ix86_expand_reduc_v4sf): Likewise.
8793 2008-08-01 Doug Kwan <dougkwan@google.com>
8795 * matrix-reorg.c: Re-enable all code.
8796 (struct malloc_call_data): Change CALL_STMT to gimple type.
8797 (collect_data_for_malloc_call): Tuplify.
8798 (struct access_site_info): Change STMT to gimple type.
8799 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
8800 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
8801 (struct free_info): Change STMT to gimple type.
8802 (struct matrix_access_phi_node): Change PHI to gimple type.
8803 (get_inner_of_cast_expr): Remove.
8804 (may_flatten_matrices_1): Tuplify.
8805 (may_flatten_matrices): Ditto.
8806 (mark_min_matrix_escape_level): Ditto.
8807 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
8808 (ssa_accessed_in_call_rhs): New
8809 (ssa_accessed_in_assign_rhs): New
8810 (record_access_alloc_site_info): Tuplify.
8811 (add_allocation_site): Ditto.
8812 (analyze_matrix_allocation_site): Ditto.
8813 (analyze_transpose): Ditto.
8814 (get_index_from_offset): Ditto.
8815 (update_type_size): Ditto.
8816 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
8817 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
8818 (analyze_accesses_for_phi_node): Tuplify.
8819 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
8820 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
8821 (analyze_matrix_accesses): Tuplify.
8822 (check_var_data): New call-back type for check_var_notmodified_p.
8823 (check_var_notmodified_p): Tuplify and use call-back struct to
8824 return statement found.
8825 (can_calculate_expr_before_stmt): Factor out statement related code
8827 (can_calculate_stmt_before_stmt): New.
8828 (check_allocation_function): Tuplify.
8829 (find_sites_in_func): Ditto.
8830 (record_all_accesses_in_func): Ditto.
8831 (transform_access_sites): Ditto.
8832 (transform_allocation_sites): Ditto.
8833 (matrix_reorg): Re-enable.
8834 (gate_matrix_reorg): Re-enable.
8836 2008-08-01 Jakub Jelinek <jakub@redhat.com>
8838 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
8839 for labels for which it hasn't been set yet. If it has been set,
8840 stop walking insns and continue with next worklist item.
8841 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
8842 if the only BARRIER is at the very end of a function.
8844 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8846 * cfgexpand.c (expand_stack_alignment): Assert that
8847 stack_realign_drap and drap_rtx must match.
8849 * function.c (instantiate_new_reg): If DRAP is used to realign
8850 stack, replace virtual_incoming_args_rtx with internal arg
8853 2008-08-01 Richard Guenther <rguenther@suse.de>
8855 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
8856 loop information only if we initialized it.
8857 (execute_pre): Call fini_pre with in_fre.
8858 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
8859 if we do not unroll because we hit max-completely-peeled-insns.
8860 Use our estimation for consistency, do allow shrinking.
8862 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8864 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
8865 with MIN_STACK_BOUNDARY.
8866 (ix86_update_stack_boundary): Likewise.
8867 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
8870 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
8871 (MIN_STACK_BOUNDARY): This.
8873 2008-08-01 Richard Guenther <rguenther@suse.de>
8876 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
8878 2008-08-01 Richard Guenther <rguenther@suse.de>
8880 PR tree-optimization/36988
8881 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
8882 do not matter if that doesn't change volatile qualification.
8884 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
8886 * configure.ac: Do not generate libada-mk. Do not subst
8888 * libada-mk.in: Remove.
8889 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
8890 * configure: Regenerate.
8892 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
8894 * tree-pass.h: Added comment about not dumping passes with name
8895 starting with star in struct opt_pass.
8896 * passes.c (register_dump_files_1): Don't do dump for a pass with
8897 name starting with star.
8898 * doc/passes.texi (Pass manager): Mention pass names and special
8899 meaning of star prefix to avoid dump.
8901 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
8903 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
8905 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
8906 (ISA_MIPS64R2): New macro.
8907 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
8908 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
8909 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
8910 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
8911 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
8912 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
8913 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
8914 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
8915 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
8916 Move up to keep list alphabetically sorted.
8917 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
8918 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
8920 * doc/invoke.texi (MIPS Options): Add -mips64r2.
8921 (-march=@var{arch}): Add mips64r2.
8923 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8925 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
8927 2008-07-31 Steve Ellcey <sje@cup.hp.com>
8929 * expr.c (expand_assignment): Check for complete type.
8931 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8934 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
8936 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
8937 for stack alignment.
8939 * function.h (rtl_data): Add stack_realign_tried. Update comments.
8941 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
8943 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
8944 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
8946 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8948 PR rtl-optimization/36419
8949 * dwarf2out.c (barrier_args_size): New variable.
8950 (compute_barrier_args_size, compute_barrier_args_size_1): New
8952 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
8953 if not called yet in the current function, use barrier_args_size
8954 array to find the new args_size value.
8955 (dwarf2out_frame_debug): Free and clear barrier_args_size.
8957 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8960 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
8963 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8966 * dwarf2out.c (dwarf2out_args_size_adjust): New.
8967 (dwarf2out_stack_adjust): Use it.
8968 (dwarf2out_frame_debug_expr): Likewise.
8970 2008-07-31 Richard Guenther <rguenther@suse.de>
8972 PR tree-optimization/36978
8973 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
8974 the generated condition.
8976 2008-07-31 Richard Guenther <rguenther@suse.de>
8978 * passes.c (init_optimization_passes): Always call
8979 pass_early_warn_uninitialized.
8980 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
8981 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
8982 * doc/passes.texi (Warn for uninitialized variables): Adjust.
8984 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8987 * builtins.c (maybe_emit_free_warning): New function.
8988 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
8989 maybe_emit_free_warning for BUILT_IN_FREE.
8992 * dwarf2out.c (get_context_die): New function.
8993 (force_decl_die, force_type_die): Use it.
8994 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
8995 returns NULL, force generation of DW_TAG_typedef and put that into
8998 PR preprocessor/36649
8999 * c-pch.c (c_common_read_pch): Save and restore
9000 line_table->trace_includes across PCH restore.
9002 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
9005 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
9007 2008-07-30 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
9010 * final.c (call_from_call_insn): Handle COND_EXEC.
9012 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9014 * builtins.c (std_gimplify_va_arg_expr): Replace
9015 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
9016 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9018 2008-07-30 Joey Ye <joey.ye@intel.com>
9019 H.J. Lu <hongjiu.lu@intel.com>
9021 * builtins.c (expand_builtin_setjmp_receiver): Replace
9022 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
9023 (expand_builtin_apply_args_1): Likewise.
9024 (expand_builtin_longjmp): Need DRAP for stack alignment.
9025 (expand_builtin_apply): Likewise.
9027 * caller-save.c (setup_save_areas): Call assign_stack_local_1
9028 instead of assign_stack_local to allow alignment reduction.
9030 * calls.c (emit_call_1): Need DRAP for stack alignment if
9032 (expand_call): Replace virtual_incoming_args_rtx with
9033 crtl->args.internal_arg_pointer.
9034 * stmt.c (expand_nl_goto_receiver): Likewise.
9036 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
9037 alignment and store to stack_alignment_estimated and
9038 max_used_stack_slot_alignment.
9039 (expand_one_var): Likewise.
9040 (expand_stack_alignment): New function.
9041 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
9042 and stack_alignment_estimated fields in rtl_data. Call
9043 expand_stack_alignment at end.
9045 * defaults.h (INCOMING_STACK_BOUNDARY): New.
9046 (MAX_STACK_ALIGNMENT): Likewise.
9047 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
9048 (SUPPORTS_STACK_ALIGNMENT): Likewise.
9050 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
9051 stack alignment when generating virtual registers.
9053 * function.c (assign_stack_local): Renamed to ...
9054 (assign_stack_local_1): This. Add a parameter to indicate
9055 if it is OK to reduce alignment.
9056 (assign_stack_local): Use it.
9057 (instantiate_new_reg): Instantiate virtual incoming args rtx
9058 to vDRAP if stack realignment and DRAP is needed.
9059 (assign_parms): Collect parameter/return type alignment and
9060 contribute to stack_alignment_estimated.
9061 (locate_and_pad_parm): Likewise.
9062 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9063 with crtl->args.internal_arg_pointer.
9065 * function.h (rtl_data): Add new field drap_reg,
9066 max_used_stack_slot_alignment, stack_alignment_estimated,
9067 stack_realign_needed, need_drap, stack_realign_processed and
9068 stack_realign_finalized.
9069 (stack_realign_fp): New macro.
9070 (stack_realign_drap): Likewise.
9072 * global.c (compute_regsets): Frame pointer is needed when
9073 stack is realigned. Can eliminate frame pointer when stack is
9074 realigned and dynamic realigned argument pointer isn't used.
9076 * reload1.c (update_eliminables): Frame pointer is needed
9077 when stack is realigned.
9078 (init_elim_table): Can eliminate frame pointer when stack is
9079 realigned and dynamic realigned argument pointer isn't used.
9081 * rtl.h (assign_stack_local_1): Declare new funtion.
9083 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9084 (TARGET_GET_DRAP_RTX): Likewise.
9085 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9086 TARGET_GET_DRAP_RTX.
9088 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9090 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9091 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9093 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9094 H.J. Lu <hongjiu.lu@intel.com>
9096 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9097 vdrap_reg, stack_realign and drap_reg_saved.
9098 (add_cfi): Don't allow redefining CFA when DRAP is used.
9099 (reg_save): Handle stack alignment.
9100 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9101 alignment. Don't generate DWARF information for (set fp sp)
9103 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9105 (int_loc_descriptor): Move prototype forward. Also define if
9106 DWARF2_UNWIND_INFO is true.
9107 (output_cfa_loc): Handle DW_CFA_expression.
9108 (build_cfa_aligned_loc): New.
9109 (based_loc_descr): Update assert for stack realign. For local
9110 variables, use sp+offset when stack is aligned without drap and
9111 fp+offset when stack is aligned with drap. For arguments, use
9112 cfa+offset when drap is used to align stack.
9114 2008-07-30 Joey Ye <joey.ye@intel.com>
9115 H.J. Lu <hongjiu.lu@intel.com>
9117 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9119 (ix86_gen_andsp): New.
9120 (ix86_user_incoming_stack_boundary): Likewise.
9121 (ix86_default_incoming_stack_boundary): Likewise.
9122 (ix86_incoming_stack_boundary): Likewise.
9123 (ix86_can_eliminate): Likewise.
9124 (find_drap_reg): Likewise.
9125 (ix86_update_stack_boundary): Likewise.
9126 (ix86_get_drap_rtx): Likewise.
9127 (ix86_finalize_stack_realign_flags): Likewise.
9128 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9129 (TARGET_GET_DRAP_RTX): Likewise.
9130 (override_options): Overide option value for new options.
9131 (ix86_function_ok_for_sibcall): Remove check for
9132 force_align_arg_pointer.
9133 (ix86_handle_cconv_attribute): Likewise.
9134 (ix86_function_regparm): Likewise.
9135 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9136 (ix86_va_start): Replace virtual_incoming_args_rtx with
9137 crtl->args.internal_arg_pointer.
9138 (ix86_select_alt_pic_regnum): Check DRAP register.
9139 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9140 (ix86_compute_frame_layout): Compute frame layout wrt stack
9142 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9143 (ix86_expand_prologue): Decide if stack realignment is needed
9144 and generate prologue code accordingly.
9145 (ix86_expand_epilogue): Generate epilogue code wrt stack
9146 realignment is really needed or not.
9148 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9149 (ABI_STACK_BOUNDARY): Likewise.
9150 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9151 (STACK_REALIGN_DEFAULT): Likewise.
9152 (INCOMING_STACK_BOUNDARY): Likewise.
9153 (MAX_STACK_ALIGNMENT): Likewise.
9154 (ix86_incoming_stack_boundary): Likewise.
9155 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9156 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9157 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9158 (machine_function): Remove force_align_arg_pointer.
9160 * config/i386/i386.md (BX_REG): New.
9161 (R13_REG): Likewise.
9163 * config/i386/i386.opt (mforce_drap): New.
9164 (mincoming-stack-boundary): Likewise.
9165 (mstackrealign): Add Init(-1).
9167 * config/i386/i386-protos.h (ix86_can_eliminate): New
9169 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9171 * doc/extend.texi: Update force_align_arg_pointer.
9173 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9176 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9177 (INCOMING_STACK_BOUNDARY): Likewise.
9178 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9179 (TARGET_GET_DRAP_RTX): Likewise.
9181 2008-07-30 Andreas Schwab <schwab@suse.de>
9183 PR rtl-optimization/36929
9184 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9185 add_insn_before and fix argument order.
9186 (replace_inc_dec_mem): Handle NULL rtx.
9188 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9190 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9192 (arm_compute_initial_elimination_offset): Use it.
9193 (arm_compute_save_reg_mask): Include static chain save slot when
9194 calculating alignment.
9195 (arm_get_frame_offsets): Ditto.
9196 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9197 that we can use to decrement the stack when the stack decrement
9198 could be too big for an immediate value in a single insn.
9199 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9201 2008-07-30 Richard Guenther <rguenther@suse.de>
9203 PR tree-optimization/36967
9204 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9205 Release defs of statements we remove.
9207 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9209 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9210 instead of NULL_RTVEC.
9212 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9216 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9219 2008-07-30 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
9221 * final.c (call_from_call_insn): New.
9222 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9224 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9226 * configure.ac: Substitute ADA_CFLAGS.
9227 * configure: Regenerate.
9228 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9229 * Makefile.in: Remove mention of X_* variables.
9230 * config/pa/x-ada-hpux10: Remove.
9231 * config/pa/x-ada: Remove.
9233 * doc/fragments.texi: Update.
9235 2008-07-30 Olivier Hainque <hainque@adacore.com>
9237 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9238 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9239 __dso_handle explicitly here.
9241 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9244 * c-typeck.c (build_binary_op): Encapsulate code into...
9245 * c-common.c (shorten_binary_op): ...this new function.
9246 (conversion_warning): Use the new function. Handle non-negative
9247 constant in bitwise-and.
9248 * c-common.h (shorten_binary_op): Declare.
9250 2008-07-30 Olivier Hainque <hainque@adacore.com>
9252 * scan.c (make_sstring_space): Add explicit conversions of
9253 allocator's return value.
9254 * fix-header.c (recognized_function): Likewise.
9256 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9258 * doc/cpp.texi: Update to GFDL 1.2.
9259 * doc/gcc.texi: Do not list GPL as Invariant Section.
9260 * doc/gccint.texi: Likewise. Update copyright years.
9261 * doc/install.texi: Update copyright years.
9263 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9266 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9267 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9269 2008-07-29 Jan Hubicka <jh@suse.cz>
9271 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9272 (grokdeclarator): Likewise.
9273 * langhooks.c (lhd_warn_unused_global_decl): Use
9274 DECL_DECLARED_INLINE_P.
9275 * print-tree.c (print_node): Remove DECL_INLINE check.
9277 2008-07-29 Richard Guenther <rguenther@suse.de>
9279 PR tree-optimization/36945
9280 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9281 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9282 Record invariant addresses un-decomposed.
9283 (copy_reference_ops_from_call): Record reference call
9284 arguments properly. Simplify.
9285 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9286 helper split out from ...
9287 (create_component_ref_by_pieces): ... here. Simplify.
9288 Prepare for recursive invocation for call arguments.
9289 (create_expression_by_pieces): Adjust call to
9290 create_component_ref_by_pieces.
9291 (compute_avail): Process operand 2 of reference ops.
9293 2008-07-29 Richard Guenther <rguenther@suse.de>
9295 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9297 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9299 * c-format.c (check_format_types): Revert unwanted checkin.
9301 2008-07-29 Jan Hubicka <jh@suse.cz>
9303 * flags.h (flag_really_no_inline): Remove.
9304 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9305 * toplev.c (flag_really_no_inline): Remove.
9306 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9307 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9308 (cgraph_decide_inlining_incrementally): Likewise.
9309 (compute_inline_parameters): Likewise.
9310 * opts.c (decode_options): Simplify.
9311 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9312 * common.opt (finline): Initialize to 1.
9313 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9315 2008-07-29 Jan Hubicka <jh@suse.cz>
9317 * predict.c (always_optimize_for_size_p): New function.
9318 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9319 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9320 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9322 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9323 * function.c (prepare_function_start): Set default profile.
9324 * function.h (rtl_data): Add maybe_hot_insn_p.
9325 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9326 (construct_exit_block): Likewise.
9327 (tree_expand_cfg): Likewise.
9329 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9330 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9331 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
9332 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9335 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9338 * c-decl.c (merge_decls): Merge USED flags.
9340 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9342 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9343 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9344 next_stack, lab_false and lab_over trees.
9346 2008-07-28 Richard Guenther <rguenther@suse.de>
9348 PR tree-optimization/36957
9349 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9350 (useless_type_conversion_p): Remove.
9351 (types_compatible_p): Remove.
9352 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9353 (useless_type_conversion_p): Declare.
9354 (types_compatible_p): Declare.
9355 (gimple_expr_type): Return the base type only if it is
9356 trivially convertible to the subtype.
9358 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9360 * configure.ac: Use the m4_do macro to concatenate the warnings into
9361 one string in ACX_PROG_CC_WARNING_OPTS,
9362 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9363 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9364 * configure: Regenerate.
9366 2008-07-28 Richard Guenther <rguenther@suse.de>
9368 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9369 (insert_fake_stores): Remove.
9370 (realify_fake_stores): Likewise.
9371 (execute_pre): Remove dead code.
9372 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9373 (find_func_aliases): Deal with it here instead.
9374 Re-enable gcc_unreachable call.
9376 2008-07-28 Richard Guenther <rguenther@suse.de>
9378 Merge from gimple-tuples-branch.
9380 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9381 * gimple.def: New file.
9382 * gsstruct.def: Likewise.
9383 * gimple-iterator.c: Likewise.
9384 * gimple-pretty-print.c: Likewise.
9385 * tree-gimple.c: Removed. Merged into ...
9386 * gimple.c: ... here. New file.
9387 * tree-gimple.h: Removed. Merged into ...
9388 * gimple.h: ... here. New file.
9390 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9391 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9392 --enable-checking=gimple flag.
9393 * config.in: Likewise.
9394 * configure: Regenerated.
9396 * tree-ssa-operands.h: Tuplified.
9397 * tree-vrp.c: Likewise.
9398 * tree-loop-linear.c: Likewise.
9399 * tree-into-ssa.c: Likewise.
9400 * tree-ssa-loop-im.c: Likewise.
9401 * tree-dump.c: Likewise.
9402 * tree-complex.c: Likewise.
9403 * cgraphbuild.c: Likewise.
9404 * tree-ssa-threadupdate.c: Likewise.
9405 * tree-ssa-loop-niter.c: Likewise.
9406 * tree-pretty-print.c: Likewise.
9407 * tracer.c: Likewise.
9408 * gengtype.c: Likewise.
9409 * tree-loop-distribution.c: Likewise.
9410 * tree-ssa-loop-unswitch.c: Likewise.
9411 * cgraph.c: Likewise.
9412 * cgraph.h: Likewise.
9413 * tree-ssa-loop-manip.c: Likewise.
9414 * value-prof.c: Likewise.
9415 * tree-ssa-loop-ch.c: Likewise.
9416 * tree-tailcall.c: Likewise.
9417 * value-prof.h: Likewise.
9420 * tree-pass.h: Likewise.
9421 * ipa-cp.c: Likewise.
9422 * tree-scalar-evolution.c: Likewise.
9423 * tree-scalar-evolution.h: Likewise.
9424 * target.h: Likewise.
9425 * lambda-mat.c: Likewise.
9426 * tree-phinodes.c: Likewise.
9427 * diagnostic.h: Likewise.
9428 * builtins.c: Likewise.
9429 * tree-ssa-alias-warnings.c: Likewise.
9430 * cfghooks.c: Likewise.
9431 * fold-const.c: Likewise.
9432 * cfghooks.h: Likewise.
9433 * omp-low.c: Likewise.
9434 * tree-ssa-dse.c: Likewise.
9435 * ipa-reference.c: Likewise.
9436 * tree-ssa-uncprop.c: Likewise.
9437 * toplev.c: Likewise.
9438 * tree-gimple.c: Likewise.
9439 * tree-gimple.h: Likewise.
9440 * tree-chrec.c: Likewise.
9441 * tree-chrec.h: Likewise.
9442 * tree-ssa-sccvn.c: Likewise.
9443 * tree-ssa-sccvn.h: Likewise.
9444 * cgraphunit.c: Likewise.
9445 * tree-ssa-copyrename.c: Likewise.
9446 * tree-ssa-ccp.c: Likewise.
9447 * tree-ssa-loop-ivopts.c: Likewise.
9448 * tree-nomudflap.c: Likewise.
9449 * tree-call-cdce.c: Likewise.
9450 * ipa-pure-const.c: Likewise.
9451 * c-format.c: Likewise.
9452 * tree-stdarg.c: Likewise.
9453 * tree-ssa-math-opts.c: Likewise.
9454 * tree-ssa-dom.c: Likewise.
9455 * tree-nrv.c: Likewise.
9456 * tree-ssa-propagate.c: Likewise.
9457 * ipa-utils.c: Likewise.
9458 * tree-ssa-propagate.h: Likewise.
9459 * tree-ssa-alias.c: Likewise.
9460 * gimple-low.c: Likewise.
9461 * tree-ssa-sink.c: Likewise.
9462 * ipa-inline.c: Likewise.
9463 * c-semantics.c: Likewise.
9464 * dwarf2out.c: Likewise.
9466 * tree-ssa-loop-ivcanon.c: Likewise.
9467 * predict.c: Likewise.
9468 * tree-ssa-loop.c: Likewise.
9469 * tree-parloops.c: Likewise.
9470 * tree-ssa-address.c: Likewise.
9471 * tree-ssa-ifcombine.c: Likewise.
9472 * matrix-reorg.c: Likewise.
9473 * c-decl.c: Likewise.
9474 * tree-eh.c: Likewise.
9475 * c-pretty-print.c: Likewise.
9476 * lambda-trans.c: Likewise.
9477 * function.c: Likewise.
9478 * langhooks.c: Likewise.
9479 * ebitmap.h: Likewise.
9480 * tree-vectorizer.c: Likewise.
9481 * function.h: Likewise.
9482 * langhooks.h: Likewise.
9483 * tree-vectorizer.h: Likewise.
9484 * ipa-type-escape.c: Likewise.
9485 * ipa-type-escape.h: Likewise.
9486 * domwalk.c: Likewise.
9487 * tree-if-conv.c: Likewise.
9488 * profile.c: Likewise.
9489 * domwalk.h: Likewise.
9490 * tree-data-ref.c: Likewise.
9491 * tree-data-ref.h: Likewise.
9492 * tree-flow-inline.h: Likewise.
9493 * tree-affine.c: Likewise.
9494 * tree-vect-analyze.c: Likewise.
9495 * c-typeck.c: Likewise.
9496 * gimplify.c: Likewise.
9497 * coretypes.h: Likewise.
9498 * tree-ssa-phiopt.c: Likewise.
9499 * calls.c: Likewise.
9500 * tree-ssa-coalesce.c: Likewise.
9501 * tree.def: Likewise.
9502 * tree-dfa.c: Likewise.
9503 * except.c: Likewise.
9504 * except.h: Likewise.
9505 * cfgexpand.c: Likewise.
9506 * tree-cfgcleanup.c: Likewise.
9507 * tree-ssa-pre.c: Likewise.
9508 * tree-ssa-live.c: Likewise.
9509 * tree-sra.c: Likewise.
9510 * tree-ssa-live.h: Likewise.
9511 * tree-predcom.c: Likewise.
9512 * lambda.h: Likewise.
9513 * tree-mudflap.c: Likewise.
9514 * ipa-prop.c: Likewise.
9515 * print-tree.c: Likewise.
9516 * tree-ssa-copy.c: Likewise.
9517 * ipa-prop.h: Likewise.
9518 * tree-ssa-forwprop.c: Likewise.
9519 * ggc-page.c: Likewise.
9520 * c-omp.c: Likewise.
9521 * tree-ssa-dce.c: Likewise.
9522 * tree-vect-patterns.c: Likewise.
9523 * tree-ssa-ter.c: Likewise.
9524 * tree-nested.c: Likewise.
9525 * tree-ssa.c: Likewise.
9526 * lambda-code.c: Likewise.
9527 * tree-ssa-loop-prefetch.c: Likewise.
9528 * tree-inline.c: Likewise.
9529 * tree-inline.h: Likewise.
9530 * tree-iterator.c: Likewise.
9531 * tree-optimize.c: Likewise.
9532 * tree-ssa-phiprop.c: Likewise.
9533 * tree-vect-transform.c: Likewise.
9534 * tree-object-size.c: Likewise.
9535 * tree-outof-ssa.c: Likewise.
9536 * cfgloop.c: Likewise.
9537 * system.h: Likewise.
9538 * tree-profile.c: Likewise.
9539 * cfgloop.h: Likewise.
9540 * c-gimplify.c: Likewise.
9541 * c-common.c: Likewise.
9542 * tree-vect-generic.c: Likewise.
9543 * tree-flow.h: Likewise.
9544 * c-common.h: Likewise.
9545 * basic-block.h: Likewise.
9546 * tree-ssa-structalias.c: Likewise.
9547 * tree-switch-conversion.c: Likewise.
9548 * tree-ssa-structalias.h: Likewise.
9549 * tree-cfg.c: Likewise.
9550 * passes.c: Likewise.
9551 * ipa-struct-reorg.c: Likewise.
9552 * ipa-struct-reorg.h: Likewise.
9553 * tree-ssa-reassoc.c: Likewise.
9554 * cfgrtl.c: Likewise.
9555 * varpool.c: Likewise.
9557 * tree-ssanames.c: Likewise.
9558 * tree-ssa-threadedge.c: Likewise.
9559 * langhooks-def.h: Likewise.
9560 * tree-ssa-operands.c: Likewise.
9561 * config/alpha/alpha.c: Likewise.
9562 * config/frv/frv.c: Likewise.
9563 * config/s390/s390.c: Likewise.
9564 * config/m32c/m32c.c: Likewise.
9565 * config/m32c/m32c-protos.h: Likewise.
9566 * config/spu/spu.c: Likewise.
9567 * config/sparc/sparc.c: Likewise.
9568 * config/i386/i386.c: Likewise.
9569 * config/sh/sh.c: Likewise.
9570 * config/xtensa/xtensa.c: Likewise.
9571 * config/stormy16/stormy16.c: Likewise.
9572 * config/ia64/ia64.c: Likewise.
9573 * config/rs6000/rs6000.c: Likewise.
9574 * config/pa/pa.c: Likewise.
9575 * config/mips/mips.c: Likewise.
9577 2008-07-28 Simon Baldwin <simonb@google.com>
9579 * c-pragma.c (handle_pragma_message): New function.
9580 (init_pragma): Register handle_pragma_message.
9581 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
9584 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
9586 PR tree-optimization/35252
9587 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
9588 REALPART_EXPR to be considered as same load operation.
9590 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
9592 PR tree-optimization/36830
9593 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
9594 (expressions_equal_p): Return false if only one operand is null.
9596 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
9598 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
9599 version requirements.
9601 2008-07-26 Olivier Hainque <hainque@adacore.com>
9603 * collect2.c (symkind): New enum. Symbol kinds we care about.
9604 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
9605 code and head comment accordingly.
9606 (scan_prog_file): Use symkind names instead of bare integers.
9608 2008-07-25 Jan Hubicka <jh@suse.cz>
9610 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
9612 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
9613 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
9614 * dojump.c (clear_pending_stack_adjust): Likewise.
9615 * print-tree.c (print_node): Ignore DECL_INLINE.
9616 * tree-inline.c (inlinable_function_p): Likewise.
9618 2008-07-25 Michael Meissner <gnu@the-meissners.org>
9620 * doc/extend.texi (hot attribute): Document that the hot attribute
9621 turns on -O3 for some ports.
9622 (cold attribute): Document that the cold attribute turns on -Os
9625 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
9626 reflect function specific option support.
9628 * target.h (struct target_option_hooks): Add fields to say whether
9629 the cold attribute implies -Os and the hot attribute implies -O3.
9631 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
9632 By default, do not turn on -Os for cold functions.
9633 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
9634 not turn on -O3 for hot functions.
9636 * c-common.c (handle_hot_attribute): Use target hook to determine
9637 if hot functions should enable -O3.
9638 (handle_cold_attribute): Use target hook to determine if cold
9639 functions should enable -Os.
9641 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
9642 (override_options): Move disable scheduling to
9643 optimization_options.
9644 (optimization_options): Disable scheduling here, not
9646 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9647 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9649 * config/ia64/ia64.c (ia64_override_options): Move setting
9650 scheduling flags to ia64_optimization_options.
9651 (ia64_optimization_options): Disable scheduling options here, and
9652 not in ia64_override_options.
9653 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9654 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9656 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
9659 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
9661 2008-07-25 Martin Jambor <mjambor@suse.cz>
9663 PR tree-optimization/36926
9664 * ipa-prop.c (ipa_analyze_call_uses): Call
9665 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
9667 2008-07-25 Joseph Myers <joseph@codesourcery.com>
9669 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9670 movv2si_internal): Add mem = reg alternative.
9672 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
9675 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
9676 DEFAULT_PCC_STRUCT_RETURN to 127.
9678 2008-07-24 Jan Hubicka <jh@suse.cz>
9680 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
9681 (build_cgraph_edges): Likewise.
9682 * cgraph.c (cgraph_node): Do not update assembler hash.
9683 (cgraph_remove_node): Drop non-unit-at-a-time code.
9684 * tree-pass.h (pass_O0_always_inline): Remove.
9685 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
9686 * toplev.c (process_options): Flag unit-at-a-time does not imply
9688 * cgraphunit.c: Update comments.
9689 (decide_is_function_needed): Drop non-unit-at-a-time mode.
9690 (cgraph_assemble_pending_functions): Remove.
9691 (cgraph_reset_node): Drop non-unit-at-a-time code.
9692 (cgraph_finalize_function): Likewise.
9693 (cgraph_analyze_function): Likewise.
9694 (cgraph_finalize_compilation_unit): Likewise.
9695 (cgraph_expand_function): Likewise.
9696 (cgraph_optimize): Likesise.
9697 (save_inline_function_body): Likewise.
9698 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
9699 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
9700 * ipa-inline.c: Update comments.
9701 (enum inlining_mode): remove INLINE_SPEED.
9702 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
9703 (cgraph_mark_inline_edge): Likewise.
9704 (try_inline): Likewise.
9705 (cgraph_decide_inlining_incrementally): Likewise.
9706 (cgraph_gate_inlining): Remove.
9707 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
9708 (cgraph_gate_early_inlining): Likewise.
9709 (gate_inline_passes): Remove.
9710 (pass_inline_parameters, pass_ipa_inline): Remove gates.
9711 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9712 pass_O0_always_inline): Remove.
9713 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
9714 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
9715 * opts.c (no_unit_at_a_time_default): Remove.
9716 (decode_options): Remove flag_unit_at_a_time reset and warning.
9717 * opts.h (no_unit_at_a_time_default): Remove.
9718 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
9719 early in GNU dialect.
9720 (merge_decls): Update comment; drop unit-at-a-time check.
9721 (finish_decl): Likewise.
9722 (grok_declaration): Remove flag_inline_trees code.
9723 (finish_functions): Return on function returning non-void on all
9725 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
9726 * cfgexpand.c (expand_one_static_var): Remove.
9727 (expand_one_var): Remove expand_one_static_var call.
9728 (expand_used_vars_for_block): Remove flag_unit_a_time check.
9729 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
9730 and flag_unit_at_a-time compatibility checks.
9731 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
9732 * tree-inline.c (flag_inline_trees): Remove.
9733 (inlinable_function_p): Don't check it.
9734 (expand_call_inline): Remove non-unit-at-a-time code.
9735 * tree-inline.h (flag_inline_trees): Remove.
9736 * tree-optimize.c (execute_early_local_optimizations): Remove
9737 unit-at-a-time checks.
9738 (tree_rest_of_compilation): Likewise.
9739 * combine.c (setup_incoming_promotions): Likewise.
9740 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
9741 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
9742 * passes.c (pass_inline_parameters): Update comments; remove
9743 O0_alwaysinline pass.
9744 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
9745 (execute_one_pass): Likewise.
9746 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
9747 (ix86_function_sseregparm): Likewise.
9748 * arm.c (arm_function_in_section_p): Likewise.
9749 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
9750 * varpool.c: Update comments.
9751 (decide_is_variable_needed): Remove unit-at-a-time checks.
9752 (varpool_finalize_decl): Likewise.
9754 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
9756 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
9758 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
9760 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
9762 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
9763 imp symbol extension.
9765 2008-07-23 Ian Lance Taylor <iant@google.com>
9767 * tree-vrp.c (infer_value_range): Ignore asm statements when
9768 looking for memory accesses for -fdelete-null-pointer-checks.
9770 2008-07-24 Ben Elliston <bje@au.ibm.com>
9772 * config/spu/spu-c.c (__vector_keyword): New variable.
9773 (vector_keyword): Likewise.
9774 (spu_categorize_keyword): New function.
9775 (spu_macro_to_expand): Likewise.
9776 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
9777 compiling an ISO C dialect.
9779 2008-07-24 Ben Elliston <bje@au.ibm.com>
9781 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
9784 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9786 * configure: Regenerate.
9787 * configure.ac: Require texinfo 4.7.
9788 * doc/install.texi: Document texinfo 4.7 requirement.
9790 2008-07-23 Martin Jambor <mjambor@suse.cz>
9792 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
9793 rather than for DECL_SAVED_TREE.
9794 * ipa-prop.c: Include diagnostic.h.
9795 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
9797 (ipa_detect_param_modifications): Function rewritten from scratch.
9798 (ipa_compute_jump_functions): Changed accesses to modification flags.
9799 (ipa_free_node_params_substructures): Update flags destruction.
9800 (ipa_node_duplication_hook): Update flags duplication.
9801 (ipa_print_all_params_modified): Updated flag access.
9802 * ipa-prop.h (struct ipa_param_flags): New structure.
9803 (struct ipa_node_params): New field modification_analysis_done,
9804 modified_flags changed into param_flags.
9805 (ipa_is_ith_param_modified): Changed to use new flags.
9806 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
9808 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
9809 ipa-cp.c and split into two functions.
9810 (ipa_print_node_jump_functions): New function.
9811 (compute_scalar_jump_functions): New function.
9812 (type_like_member_ptr_p): New function.
9813 (compute_pass_through_member_ptrs): New function.
9814 (fill_member_ptr_cst_jump_function): New function.
9815 (determine_cst_member_ptr): New function.
9816 (compute_cst_member_ptr_arguments): New function.
9817 (ipa_compute_jump_functions): Complete rewrite.
9818 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
9819 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
9820 (struct ipa_member_ptr_cst): New structure.
9821 (union jump_func_value): New field member_cst.
9822 * ipa-cp.c (ipcp_lat_is_insertable): New function.
9823 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
9824 jump function types.
9825 (ipcp_print_all_lattices): Slight fprintf rearrangement.
9826 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
9827 instead of ipcp_print_all_jump_functions.
9828 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
9829 only for replacable scalars.
9831 * doc/invoke.texi (Optimize options): Add description of
9832 -findirect-inlining.
9833 * common.opt (flag_indirect_inlining): New flag.
9834 * opts.c (decode_options): Set flag_indirect_inlining when
9837 * ipa-inline.c: Include ipa-prop.h.
9838 (inline_indirect_intraprocedural_analysis): New function.
9839 (inline_generate_summary): Allocate parameter and argument info
9840 structures, call inline_indirect_intraprocedural_analysis on each
9841 node when doing indirect inlining and deallocate indirect inlining
9842 data structures in the end.
9843 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
9844 (free_all_ipa_structures_after_iinln): New function.
9845 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
9847 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
9849 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
9850 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9851 of computing the frequency separately.
9852 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9853 of computing the frequency separately.
9854 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
9855 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
9856 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
9857 (ipa_get_stmt_member_ptr_load_param): New function.
9858 (ipa_is_ssa_with_stmt_def): New function.
9859 (ipa_note_param_call): New function.
9860 (ipa_analyze_call_uses): New function.
9861 (ipa_analyze_stmt_uses): New function.
9862 (ipa_analyze_params_uses): New function.
9863 (ipa_free_node_params_substructures): Also free the param_calls linked
9865 (ipa_node_duplication_hook): Also duplicate the param_calls
9867 (ipa_print_node_param_flags): New function.
9868 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
9869 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
9870 * ipa-prop.h (struct ipa_param_flags): New field called.
9871 (struct ipa_param_call_note): New structure.
9872 (struct ipa_node_params): New fields param_calls and
9874 (ipa_is_ith_param_called): New function.
9875 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
9876 ipa_analyze_params_uses and dump parameter flags.
9878 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
9879 ipa_propagate_indirect_call_infos if performing indirect inlining,
9880 pass a new parameter new_edges to it.
9881 (add_new_edges_to_heap): New fucntion.
9882 (cgraph_decide_inlining_of_small_functions): New vector
9883 new_indirect_edges for newly found indirect edges , call
9884 ipa_propagate_indirect_call_infos after inlining.
9885 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
9886 inlining if performing indirect inlining. Call
9887 free_all_ipa_structures_after_iinln when doing so too.
9888 (inline_generate_summary): Do not call
9889 free_all_ipa_structures_after_iinln here.
9890 * ipa-prop.c (update_jump_functions_after_inlining): New function.
9891 (print_edge_addition_message): New function.
9892 (update_call_notes_after_inlining): New function.
9893 (propagate_info_to_inlined_callees): New function.
9894 (ipa_propagate_indirect_call_infos): New function.
9895 * ipa-prop.h: Include cgraph.h
9896 (struct ipa_param_call_note): Fields reordered, new field processed.
9897 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
9899 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
9900 rediscovered call statements.
9901 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
9902 (dump_cgraph_node): Dump also the indirect_call flag.
9903 (cgraph_clone_edge): Copy also the indirect_call flag.
9904 * tree-inline.c (copy_bb): Do not check for fndecls from call
9905 expressions, check for edge availability when moving clones.
9906 (get_indirect_callee_fndecl): New function.
9907 (expand_call_inline): If callee declaration is not apprent from
9908 the statement, try calling get_indirect_callee_fndecl. Do not
9909 issue warnings or call sorry when not inlinings an indirect edge.
9910 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
9912 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
9913 bit more frandly to matching.
9914 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
9915 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
9916 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
9918 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9921 * opth-gen.awk: Suppress function specific features when building
9923 * optc-gen.awk: Ditto.
9925 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9928 * diagnostic.c (pedwarn): Add opt parameter.
9930 * c-tree.h (pedwarn_init): Add opt parameter.
9931 (pedwarn_c90): Likewise.
9932 (pedwarn_c99): Likewise.
9933 * c-errors.c (pedwarn_c99): Likewise.
9934 (pedwarn_c90): Likewise.
9935 * toplev.h (pedwarn): Update declaration.
9936 (pedwarn0): Declare.
9937 * c-lex.c: All calls to pedwarn changed.
9938 * builtins.c: All calls to pedwarn changed.
9939 * toplev.c: All calls to pedwarn changed.
9940 * c-decl.c: All calls to pedwarn changed.
9941 * c-typeck.c: All calls to pedwarn changed.
9942 * c-common.c: All calls to pedwarn changed.
9943 * c-parser.c: All calls to pedwarn changed.
9945 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9946 Karthik Kumar <karthikkumar@gmail.com>
9948 * attribs.c (file scope): Include c-common.h.
9949 (decl_attributes): Add support for #pragma GCC optimize and
9952 * targhooks.c (default_can_inline_p): New function that is the
9953 default for the TARGET_CAN_INLINE_P target hook.
9955 * targhooks.h (default_can_inline_p): Add declaration.
9957 * tree.c (cl_optimization_node): New static tree for building
9958 OPTIMIZATION_NODE tree.
9959 (cl_target_option_node): New static tree for building
9960 TARGET_OPTION_NODE tree.
9961 (cl_option_hash_table): New hash table for hashing
9962 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9963 (cl_option_hash_hash): New function to provide the hash value for
9964 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9965 (cl_option_hash_eq): New function to provide an equality test for
9966 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9967 (tree_code_size): Add support for OPTIMIZATION_NODE and
9968 TARGET_OPTION_NODE trees.
9969 (tree_code_structure): Add support for OPTIMIZATION_NODE and
9970 TARGET_OPTION_NODE trees.
9971 (build_optimization_node): Build a tree that has all of the
9972 current optimization options.
9973 (build_target_option_node): Build a tree that has the target
9974 options that might be changed on a per function basis.
9976 * tree.h (file scope): Include options.h.
9977 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
9978 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9979 (TREE_OPTIMIZATION): Ditto.
9980 (TREE_TARGET_SPECIFIC): Ditto.
9981 (struct tree_function_decl): Add fields for remembering the
9982 current optimization options and target specific options.
9983 (struct tree_optimization_option): New tree variant that remembers
9984 the optimization options.
9985 (struct tree_target_option): New tree variant that remembers the
9986 target specific flags that might change for compiling a particular
9988 (union tree_node): Include tree_optimization_option and
9989 tree_target_option fields.
9990 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
9991 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
9992 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
9993 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
9994 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
9995 optimization and target options.
9996 (optimization_default_node): New macro to refer to global_trees
9998 (optimization_current_node): Ditto.
9999 (optimization_cold_node): Ditto.
10000 (optimization_hot_node): Ditto.
10001 (target_option_default_node): Ditto.
10002 (target_option_current_node): Ditto.
10003 (current_option_pragma): Ditto.
10004 (current_optimize_pragma): Ditto.
10006 * target.h (struct gcc_target): Add valid_option_attribute_p,
10007 target_option_save, target_option_restore, target_option_print,
10008 target_option_pragma_parse, and can_inline_p hooks.
10010 * toplev.h (parse_optimize_options): Add declaration.
10011 (fast_math_flags_struct_set_p): Ditto.
10013 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
10014 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
10017 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
10018 tree_can_inline_p hook to see if one function can inline another.
10019 (cgraph_decide_inlining): Ditto.
10020 (cgraph_decide_inlining_incrementally): Ditto.
10022 * opts.c (decode_options): Add support for running multiple times
10023 to allow functions with different target or optimization options
10024 than was specified on the command line.
10025 (fast_math_flags_struct_set_p): New function that is similar to
10026 fast_math_flags_set_p, except it uses the values in the
10027 cl_optimization structure instead of global variables.
10029 * optc-gen.awk: Add support for TargetSave to allow a back end to
10030 declare new fields that need to be saved when using function
10031 specific options. Include flags.h and target.h in the options.c
10032 source. Add support for Save to indicate which options can be set
10033 for individual functions. Generate cl_optimize_save,
10034 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
10035 cl_target_option_restore, cl_target_option_print functions to
10036 allow functions to use different optimization or target options.
10038 * opt-functions.awk (var_type_struct): Return the type used for
10039 storing the field in a structure.
10041 * opth-gen.awk: Add support for TargetSave to allow a back end to
10042 declare new fields that need to be saved when using function
10043 specific options. Add support for Save to indicate which options
10044 can be set for individual functions. Only generate one extern for
10045 Mask fields. Generate cl_optimization and cl_target_option
10046 structures to remember optimization and target options.
10048 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
10049 collecting new tree nodes.
10050 (TS_TARGET_OPTION): Ditto.
10052 * c-decl.c (merge_decls): Merge function specific target and
10053 optimization options.
10055 * function.c (invoke_set_current_function_hook): If the function
10056 uses different optimization options, change the global variables
10059 * coretypes.h (struct cl_optimization): Add forward reference.
10060 (struct cl_target_option): Ditto.
10062 * c-pragma.c (option_stack): New static vector to remember the
10063 current #pragma GCC option stack.
10064 (handle_pragma_option): New function to support #pragma GCC option
10065 to change target options.
10066 (optimize_stack): New static vector to remember the current
10067 #pragma GCC optimize stack.
10068 (handle_pragma_optimize): New function to support #pragma GCC
10069 optimize to change optimization options.
10070 (init_pragma): Add support for #pragma GCC optimize and #pragma
10073 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10074 optimization options.
10075 (TARGET_OPTION_NODE): New tree code for remembering certain target
10078 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10079 TARGET_OPTION_NODE trees.
10081 * common.opt (-O): Add Optimization flag.
10083 (-fmath-errno): Ditto.
10084 (-falign-functions): Add UInteger flag to make sure flag gets full
10085 int in cl_optimization structure.
10086 (-falign-jumps): Ditto.
10087 (-falign-labels): Ditto.
10088 (-falign-loops): Ditto.
10089 (-fsched-stalled-insns): Ditto.
10090 (-fsched-stalled-insns-dep): Ditto.
10092 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10094 (TARGET_OPTION_SAVE): Ditto.
10095 (TARGET_OPTION_RESTORE): Ditto.
10096 (TARGET_OPTION_PRINT): Ditto.
10097 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10098 (TARGET_CAN_INLINE_P): Ditto.
10099 (TARGET_INITIALIZER): Add new hooks.
10101 * tree-inline.c (tree_can_inline_p): New function to determine
10102 whether one function can inline another. Check if the functions
10103 use compatible optimization options, and also call the backend
10106 * tree-inline.h (tree_can_inline_p): Add declaration.
10108 * c-common.c (c_common_attribute): Add support for option and
10109 optimize attributes.
10110 (handle_option_attribute): Add support for the option attribute to
10111 allow the user to specify different target options for compiling a
10113 (handle_optimize_attribute): Add support for the optimize
10114 attribute to allow the user to specify different optimization
10115 options for compiling a specific function.
10116 (handle_hot_attribute): Turn on -O3 optimization for this one
10117 function if it isn't the default optimization level.
10118 (handle_cold_attribute): Turn on -Os optimization for this one
10119 function if it insn't the default optimization.
10120 (const_char_p): New const char * typedef.
10121 (optimize_args): New static vector to remember the optimization
10123 (parse_optimize_options): New function to set up the optimization
10124 arguments from either the optimize attribute or #pragma GCC optimize.
10126 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10127 (builtin_define_std): Ditto.
10129 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10130 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10131 (x86_64-*-*): Ditto.
10133 * Makefile.in (TREE_H): Add options.h.
10134 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10136 * doc/extend.texi (option attribute): Document new attribute.
10137 (optimize attribute): Ditto.
10138 (hot attribute): Document hot attribute sets -O3.
10139 (cold attribute): Document cold attribute sets -Os.
10140 (#pragma GCC option): Document new pragma.
10141 (#pragma GCC optimize): Ditto.
10143 * doc/options.texi (TargetSave): Document TargetSave syntax.
10144 (UInteger): Document UInteger must be used for certain flags.
10145 (Save): Document Save option to create target specific options
10146 that can be saved/restored on a function specific context.
10148 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10149 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10151 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10152 (TARGET_OPTION_SAVE): Ditto.
10153 (TARGET_OPTION_RESTORE): Ditto.
10154 (TARGET_OPTION_PRINT): Ditto.
10155 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10156 (TARGET_CAN_INLINE_P): Ditto.
10158 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10160 (-mfpmath=both): Ditto.
10162 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10163 Karthik Kumar <karthikkumar@gmail.com>
10165 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10166 (TARGET_POPCNT): Ditto.
10167 (TARGET_SAHF): Ditto.
10168 (TARGET_AES): Ditto.
10169 (TARGET_PCLMUL): Ditto.
10170 (TARGET_CMPXCHG16B): Ditto.
10171 (TARGET_RECIP): Move switch into target_flags.
10172 (TARGET_FUSED_MADD): Ditto.
10173 (ix86_arch_features): Make an unsigned char type.
10174 (ix86_tune_features): Ditto.
10175 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10176 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10177 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10179 * config/i386/i386.opt (arch): New TargetSave field to define
10180 fields that need to be saved for function specific option support.
10183 (branch_cost): Ditto.
10184 (ix86_isa_flags_explicit): Ditto.
10185 (tune_defaulted): Ditto.
10186 (arch_specified): Ditto.
10187 (-m128-long-double): Add Save flag to save option for target
10188 specific option support.
10190 (-maccumulate-outgoing-args): Ditto.
10191 (-malign-double): Ditto.
10192 (-malign-stringops): Ditto.
10193 (-mfancy-math-387): Ditto.
10194 (-mhard-float): Ditto.
10195 (-mieee-fp): Ditto.
10196 (-minline-all-stringops): Ditto.
10197 (-minline-stringops-dynamically): Ditto.
10198 (-mms-bitfields): Ditto.
10199 (-mno-align-stringops): Ditto.
10200 (-mno-fancy-math-387): Ditto.
10201 (-mno-push-args): Ditto.
10202 (-mno-red-zone): Ditto.
10203 (-mpush-args): Ditto.
10204 (-mred-zone): Ditto.
10206 (-msseregparm): Ditto.
10207 (-mstack-arg-probe): Ditto.
10219 (-mno-sse4): Ditto.
10222 (-mrecip): Move flag into target_flags.
10224 (-mno-fused-madd): Ditto.
10225 (-mfused-madd): Ditto.
10226 (-mabm): Move flag into ix86_isa_flags.
10233 * config/i386/i386-c.c: New file for #pragma support.
10234 (ix86_target_macros_internal): New function to #define or #undef
10235 target macros based when the user uses the #pragma GCC option to
10236 change target options.
10237 (ix86_pragma_option_parse): New function to add #pragma GCC option
10239 (ix86_target_macros): Move defining the target macros here from
10240 TARGET_CPU_CPP_BUILTINS in i386.h.
10241 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10242 defined, initialize any subtarget #pragmas.
10244 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10245 REGISTER_TARGET_PRAGMAS.
10247 * config/i386/t-i386: New file for x86 dependencies.
10248 (i386.o): Make dependencies mirror the include files used.
10249 (i386-c.o): New file, add dependencies.
10251 * config/i386/i386-protos.h (override_options): Add bool argument.
10252 (ix86_valid_option_attribute_tree): Add declaration.
10253 (ix86_target_macros): Ditto.
10254 (ix86_register_macros): Ditto.
10256 * config/i386/i386.c (ix86_tune_features): Move initialization of
10257 the target masks to initial_ix86_tune_features to allow functions
10258 to have different target options. Make type unsigned char,
10259 instead of unsigned int.
10260 (initial_ix86_tune_features): New static vector to hold processor
10261 masks for the tune variables.
10262 (ix86_arch_features): Move initialization of the target masks to
10263 initial_ix86_arch_features to allow functions to have different
10264 target options. Make type unsigned char, instead of unsigned int.
10265 (initial_ix86_arch_features): New static vector to hold processor
10266 masks for the arch variables.
10267 (enum ix86_function_specific_strings): New enum to describe the
10268 string options used for attribute((option(...))).
10269 (ix86_target_string): New function to return a string that
10270 describes the target options.
10271 (ix86_debug_options): New function to print the current options in
10273 (ix86_function_specific_save): New function hook to save the
10274 function specific global variables in the cl_target_option structure.
10275 (ix86_function_specific_restore): New function hook to restore the
10276 function specific variables from the cl_target_option structure to
10277 the global variables.
10278 (ix86_function_specific_print): New function hook to print the
10279 target specific options in the cl_target_option structure.
10280 (ix86_valid_option_attribute_p): New function hook to validate
10281 attribute((option(...))) arguments.
10282 (ix86_valid_option_attribute_tree): New function that is common
10283 code between attribute((option(...))) and #pragma GCC option
10284 support that parses the options and returns a tree holding the options.
10285 (ix86_valid_option_attribute_inner_p): New helper function for
10286 ix86_valid_option_attribute_tree.
10287 (ix86_can_inline_p): New function hook to decide if one function
10288 can inline another on a target specific basis.
10289 (ix86_set_current_function); New function hook to switch target
10290 options if the user used attribute((option(...))) or #pragma GCC
10292 (ix86_tune_defaulted): Move to static file scope from
10294 (ix86_arch_specified): Ditto.
10295 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10297 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10298 (OPTION_MASK_ISA_ABM_SET): Ditto.
10299 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10300 (OPTION_MASK_ISA_CX16_SET): Ditto.
10301 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10302 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10303 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10304 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10305 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10306 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10307 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10308 (struct ptt): Move to static file scope from override_options.
10309 (processor_target_table): Ditto.
10310 (cpu_names): Ditto.
10311 (ix86_handle_option): Add support for options that are now isa options.
10312 (override_options): Add support for declaring functions that
10313 support different target options than were specified on the
10314 command line. Move struct ptt, processor_target_table, cpu_names,
10315 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10316 Add bool argument. Fix up error messages so the appropriate error
10317 is given for either command line or attribute.
10318 (ix86_previous_fndecl): New static to remember previous function
10319 declaration to see if we need to change target options.
10320 (ix86_builtins_isa): New array to record the ISA of each builtin
10322 (def_builtin): Always create the builtin function, even if the
10323 current ISA doesn't support it.
10324 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10325 tests for those builtins.
10326 (ix86_init_builtins): Remove TARGET_MMX test for calling
10327 ix86_init_mmx_sse_builtins.
10328 (ix86_expand_builtin): If the current ISA doesn't support a given
10329 builtin, signal an error.
10330 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10331 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10332 (TARGET_OPTION_SAVE): Ditto.
10333 (TARGET_OPTION_RESTORE): Ditto.
10334 (TARGET_OPTION_PRINT): Ditto.
10335 (TARGET_CAN_INLINE_P): Ditto.
10337 2008-07-22 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10339 * c-typeck.c (build_external_ref): Don't call assemble_external.
10340 * final.c (output_operand): Call assemble_external.
10342 2008-07-21 DJ Delorie <dj@redhat.com>
10344 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10345 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10347 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10349 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10350 original insn and splitter contents into ...
10351 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10352 flag_unsafe_math_optimizations. Add dummy scratch register.
10353 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10354 !flag_unsafe_math_optimizations. Returns number with next
10355 highest magnitude if this is still less or equal to the true
10356 quotient in magnitude.
10358 2008-07-21 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10360 * Makefile.in: Replace toplev.h with TOPLEV_H.
10361 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10362 * c-lex.c (fe_file_change): Don't set in_system_header.
10363 * c-parser.c (c_token): Remove in_system_header.
10364 (c_lex_one_token): Don't set in_system_header.
10365 (c_parser_set_source_position_from_token): Don't set in_system_header.
10366 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10369 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10370 * flags.h (in_system_header): Remove.
10371 * function.c (saved_in_system_header): Remove.
10372 (push_cfun): Don't set in_system_header.
10373 (pop_cfun): Don't set in_system_header.
10374 (push_struct_function): Don't set in_system_header.
10375 * input.h (expanded_location): Add sysp.
10376 (in_system_header_at): New.
10377 (in_system_header): New.
10378 * toplev.c (in_system_header): Remove.
10379 * toplev.h: Include input.h
10381 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10382 * tree-ssa.c (warn_uninit): Call warning_at.
10383 (warn_uninitialized_var): Update calls to warn_uninit.
10384 (warn_uninitialized_phi): Update calls to warn_uninit.
10385 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10386 (expand_location): Initialize xloc.sysp.
10387 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10388 (tree_decl_with_vis): Remove in_system_header_flag.
10390 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10393 * recog.c (asm_operand_ok): Change the order of the extra
10394 memory constraint checks.
10396 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10399 * tree-switch-conversion.c (build_one_array): Call
10400 varpool_mark_needed_node and varpool_finalize_decl
10401 instead of assemble_variable.
10403 2008-07-19 Jan Hubicka <jh@suse.cz>
10405 * cgraph.c (cgraph_add_new_function): Do early local passes.
10406 * tree-nrv.c (gate_pass_return_slot): New gate.
10407 (pass_nrv): Add the gate.
10408 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10410 (coalesce_ssa_name): Coalesce SSA names.
10411 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10412 not optimizing so unused user vars remains visible.
10413 * common.opt (flag_tree_ter): Always enable by default.
10414 * tree-ssa-ter.c: Include flags.h
10415 (is_replaceable_p): Check that locations match; when aliasing
10416 is missing be conservative about loads.
10417 * tree-optimize.c (gate_init_datastructures): Remove.
10418 (pass_init_datastructures): New.
10419 * passes.c: Reorder passes so we always go into SSA.
10421 2008-07-19 Jan Hubicka <jh@suse.cz>
10423 * doc/extend.texi (flatten attribute): Remove note about
10425 * doc/invoke.texi (--combine): Likewise.
10426 (-finline-functions-called-once): Update levels when enabled.
10427 (-funit-at-a-time): Document new behaviour.
10428 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10429 -fno-section-anchors when disabled explicitly.
10430 (inline params): They are not ignored now.
10431 (precompiled headers): Remove unit-at-a-time as being incompatible.
10432 * opts.c (decode_options): Handle unit-at-a-time as alias;
10433 imply -fno-section-anchors when toplevel reorder is disabled
10435 * common.opt (ftoplevel-reorder): Set default value to 2.
10436 (funit-at-a-time): Set default value to 1.
10437 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10440 2008-07-19 Jan Hubicka <jh@suse.cz>
10442 * builtins.c (expand_builtin_int_roundingfn,
10443 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10446 2008-07-19 Richard Guenther <rguenther@suse.de>
10449 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10450 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10451 * tree-ssa-pre.c (get_expr_value_id): For newly created
10452 constant value-ids make sure to add the expression to its
10455 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10457 PR middle-end/36877
10458 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10459 return value of the builtin is ignored.
10461 2008-07-19 Olivier Hainque <hainque@adacore.com>
10463 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10464 bits, a C conformant malloc implementation has to provide.
10465 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10467 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10471 * reload.c (find_reloads_subreg_address): Only reload address if
10472 reloaded == 0, not for reloaded != 1.
10475 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10476 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10477 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10478 m32c_legitimize_reload_address.
10480 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10481 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10482 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10484 2008-07-19 Olivier Hainque <hainque@adacore.com>
10486 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
10487 argument, saying whether nested array are to be collapsed
10488 into a single array type DIE with multiple subscripts.
10489 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
10490 issues, centralize the nested array types collapsing control and
10491 disable the transformation for Ada.
10493 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
10496 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
10498 (x86_64_shift_adj_2): New expander.
10499 (x86_64_shift_adj_3): Ditto.
10500 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
10501 to split TImode operands.
10502 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
10503 (ix86_split_lshr): Ditto.
10505 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
10507 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
10508 and __CHAR32_TYPE__.
10509 * c-typeck.c (digest_init): Support char16_t and char32_t.
10510 (set_nonincremental_init_from_string): Idem.
10512 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10514 PR middle-end/36859
10515 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
10516 PREFERRED_STACK_BOUNDARY.
10517 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10519 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10521 PR middle-end/36858
10522 * function.c (locate_and_pad_parm): Cap boundary earlier.
10524 2008-07-17 Julian Brown <julian@codesourcery.com>
10526 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
10527 no-op for targets which don't use DLLs.
10529 2008-07-17 Martin Jambor <mjambor@suse.cz>
10531 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
10532 that nodes are relevant by examining the node->analyzed flag.
10533 (ipcp_init_stage): Check which nodes are relevant, assert that the
10534 relevant ones are also required.
10535 (ipcp_propagate_stage): Check on the side arrays are properly
10537 (ipcp_print_all_jump_functions): Make sure not to touch any node
10538 that is not analyzed or an edge that does not have a corresponding
10539 entry in the on-the-side vectors.
10540 (ipcp_function_scale_print): Likewise.
10541 (ipcp_update_callgraph): Check that the node is relevant.
10542 (ipcp_insert_stage): Check that the node is relevant. Check there is
10543 an info for every node and edge.
10544 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
10545 (ipa_print_all_tree_maps): Likewise and a new variable info.
10546 (ipa_print_all_params_modified): Likewise.
10547 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
10549 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
10552 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
10554 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
10556 PR rtl-optimization/36753
10557 * fwprop.c (use_killed_between): Don't shortcut
10558 single-definition global registers.
10560 2008-07-16 Jan Hubicka <jh@suse.cz>
10562 * cgraph.h (varpool_empty_needed_queue): Declare.
10563 * cgraphunit.c (output_in_order): Mark all variables as needed;
10565 * varpool.c (varpool_assemble_node): Update debug queue.
10566 (varpool_assemble_pending_decls): Don't do it here.
10567 (varpool_empty_needed_queue): New function.
10569 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10571 * recog.c (peephole2_optimize): Fix formatting.
10573 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10575 * c-pch.c (get_ident): Avoid C++ keywords.
10576 * combine-stack-adj.c (single_set_for_csa): Likewise.
10577 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
10578 output_asm_insn): Likewise.
10579 * reload.c (push_secondary_reload, find_reusable_reload,
10580 push_reload, combine_reloads, find_reloads,
10581 debug_reload_to_stream): Likewise.
10582 * reload.h (struct reload): Likewise.
10583 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
10584 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
10585 emit_output_reload_insns): Likewise.
10586 * targhooks.c (default_secondary_reload): Likewise.
10587 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
10589 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10591 * recog.c (validate_change_1, validate_change,
10592 validate_unshare_change, validate_replace_rtx_1, struct
10593 funny_match, constrain_operands, peephole2_optimize): Avoid C++
10595 * reload.c (push_secondary_reload, secondary_reload_class,
10596 scratch_reload_class, find_valid_class, find_reusable_reload,
10597 push_reload, find_dummy_reload, find_reloads_address_1,
10598 find_reloads_address_part, find_equiv_reg): Likewise.
10599 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
10600 choose_reload_regs): Likewise.
10601 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
10603 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
10604 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10605 * sched-rgn.c (concat_INSN_LIST): Likewise.
10606 * stor-layout.c (mode_for_size, mode_for_size_tree,
10607 smallest_mode_for_size): Likewise.
10609 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10611 * cfg.c (dump_reg_info): Avoid C++ keywords.
10612 * dwarf2asm.c (dw2_force_const_mem,
10613 dw2_asm_output_encoded_addr_rtx): Likewise.
10614 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
10615 * expmed.c (expand_shift): Likewise.
10616 * global.c (find_reg): Likewise.
10617 * graph.c (draw_edge): Likewise.
10618 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
10619 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
10620 widen_clz, widen_bswap, expand_parity, expand_unop,
10621 emit_cmp_and_jump_insn_1): Likewise.
10622 * postreload.c (reload_cse_simplify_operands): Likewise.
10623 * ra.h (add_neighbor): Likewise.
10624 * reg-stack.c (remove_regno_note, change_stack): Likewise.
10625 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
10626 record_reg_classes, copy_cost, record_address_regs,
10627 invalid_mode_change_p): Likewise.
10628 * regrename.c (regrename_optimize, scan_rtx_reg,
10629 dump_def_use_chain, find_oldest_value_reg,
10630 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
10632 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10634 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
10635 MASK_POWERPC64 for power4 in previous commit.
10637 2008-07-16 Olivier Hainque <hainque@adacore.com>
10639 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
10640 instead of bare conversion to cast const-ness away.
10642 2008-07-16 Anatoly Sokolov <aesok@post.ru>
10644 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
10645 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
10646 * config/xtensa/xtensa.c (xtensa_function_value): New function.
10647 (TARGET_FUNCTION_VALUE): Define.
10649 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10651 * config/rs6000/rs6000.c (processor_target_table): Add
10652 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
10654 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10657 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10658 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10659 m32c_legitimize_reload_address.
10661 2007-07-16 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10663 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
10664 DECL_IN_SYSTEM_HEADER in sync.
10666 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
10668 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
10669 * tree-ssa-pre.c (pre_expr_eq): Ditto
10670 (get_constant_for_value_id): Take a type as an argument.
10671 (fully_constant_expression): Pass in type.
10672 (find_or_generate_expression): Short circuit constant case.
10673 (create_expression_by_pieces): Remove special casing of
10675 (do_regular_insertion): Short circuit constant case.
10676 (do_partial_partial_insertion): Ditto.
10678 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10681 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
10683 2008-07-15 Bob Wilson <bob.wilson@acm.org>
10685 * config/xtensa/libgcc-xtensa.ver: New file.
10686 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
10688 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10690 * df-problems.c (df_set_note): Avoid C++ keywords.
10691 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
10692 * dse.c (record_store, remove_useless_values): Likewise.
10693 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
10694 gen_reg_rtx_offset, operand_subword, change_address_1,
10695 change_address, adjust_address_1, offset_address,
10696 widen_memory_access, emit_copy_of_insn_after): Likewise.
10697 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
10698 * fwprop.c (should_replace_address, propagate_rtx_1,
10699 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
10701 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
10702 gcse_emit_move_after, update_ld_motion_stores): Likewise.
10703 * lcm.c (compute_insert_delete, pre_edge_lcm,
10704 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
10705 * lower-subreg.c (resolve_reg_notes): Likewise.
10706 * mode-switching.c (optimize_mode_switching): Likewise.
10708 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10710 * bt-load.c (add_btr_def, migrate_btr_def,
10711 branch_target_load_optimize): Avoid C++ keywords.
10712 * caller-save.c (insert_restore, insert_save, insert_one_insn):
10714 * combine.c (subst, simplify_set, make_extraction,
10715 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
10716 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
10717 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
10719 2008-07-15 Richard Guenther <rguenther@suse.de>
10721 PR middle-end/36369
10722 * c-common.c (strict_aliasing_warning): Do not warn for
10723 TYPE_REF_CAN_ALIAS_ALL pointers.
10724 (c_common_get_alias_set): may_alias types are not special.
10725 * tree.c (build_pointer_type_for_mode): Look up the may_alias
10726 attribute and set can_ref_all accordingly.
10727 (build_reference_type_for_mode): Likewise.
10728 * doc/extend.texi (may_alias): Clarify.
10730 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10733 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10734 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10736 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10739 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
10740 gcc_assert, instead call output_operand_lossage.
10742 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
10744 * builtins.c (std_canonical_va_list): Treat structure based
10747 2008-07-15 Ben Elliston <bje@au.ibm.com>
10749 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
10751 2007-07-14 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10753 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
10756 2008-07-14 Jan Hubicka <jh@suse.cz>
10758 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
10759 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
10760 fix predicates and constraints.
10761 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
10762 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
10764 2008-07-14 Doug Kwan <dougkwan@google.com>
10766 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
10767 additional option file arm/eabi.opt.
10768 * config/arm/eabi.h (File): New configuration file for EABI targets.
10769 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
10770 SUBSUBTARGET_EXTRA_SPECS.
10771 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
10772 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
10773 from STARTFILE_SPEC so that it can be referenced in an override.
10774 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
10775 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
10776 can be referenced in an override.
10777 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
10778 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
10779 so that it can be referenced in an override.
10780 (LINK_SPEC): Use BPABI_LINK_SPEC.
10781 * config/arm/eabi.opt (File): New.
10783 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10785 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
10786 (FIXED_VALUE_H): New variable.
10787 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
10788 input.h, fixed-value.h.
10789 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
10790 (BASIC_BLOCK_H): Use $(BITMAP_H).
10791 (FUNCTION_H): Add varray.h.
10792 (IPA_REFERENCE_H): Use $(BITMAP_H).
10793 (CGRAPH_H): Add $(BASIC_BLOCK_H).
10794 (DF_H): Use $(BITMAP_H).
10795 (GGC_H): Add statistics.h.
10796 (INSN_ADDR_H): New.
10797 (INSN_ATTR_H): Use it.
10798 (SYSTEM_H): Add safe-ctype.h, filenames.h.
10800 (SYMTAB_H): Add $(OBSTACK_H).
10801 (CPP_INTERNAL_H): New.
10802 (TREE_DUMP_H): Add tree-pass.h.
10803 (TREE_FLOW_H): Use $(BITMAP_H)
10804 (PRETTY_PRINT_H): Use $(INPUT_H).
10805 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
10808 (many object files): Fix lots of header dependencies throughout.
10810 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10812 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
10814 (s-gtyp-input): Use them to write tmp-gi.list.
10815 (echo_to_gi.list): Remove.
10817 2008-07-14 Richard Guenther <rguenther@suse.de>
10819 * tree-ssa-sccvn.c (pre_info): Remove.
10820 (switch_to_PRE_table): Likewise.
10821 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
10822 (set_hashtable_value_ids): Do not create value-ids for the
10824 (run_scc_vn): Remove double test. Remove bogus special-case
10825 in value-number printing.
10826 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
10827 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
10829 * tree-flow-inline.h (get_value_handle): Remove.
10830 * tree-flow.h (get_value_handle): Remove.
10832 2008-07-14 Martin Jambor <mjambor@suse.cz>
10834 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
10835 in which we generate arithmetics is not a subrange.
10837 2008-07-14 Martin Jambor <mjambor@suse.cz>
10839 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
10841 2008-07-14 Richard Guenther <rguenther@suse.de>
10843 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
10845 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
10848 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
10849 reload for symbol refs moved to r0 with -fPIC.
10850 (legitimize_pic_address): Use the target register as temporary
10852 (emit_symbolic_move): Adjust comment.
10853 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
10856 2008-07-14 Ben Elliston <bje@au.ibm.com>
10858 * c-common.h (C_CPP_HASHNODE): New macro.
10859 * coretypes.h (struct cpp_token): Forward declare.
10860 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10861 the context-sensitive keyword method.
10862 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
10863 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
10864 expand_bool_pixel): New.
10865 (altivec_categorize_keyword): New function.
10866 (init_vector_keywords): New function.
10867 (rs6000_macro_to_expand): Likewise.
10868 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
10869 compiling an ISO C dialect.
10871 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
10873 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
10874 (create_expression_by_pieces): Fix typo.
10875 (do_regular_insertion): Use debug counter here too.
10877 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
10880 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
10881 CONST_OK_FOR_LETTER_P. All port-local users changed.
10882 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
10883 implement Kp matching power-of-two.
10884 (CONSTRAINT_LEN): Define to match.
10885 * config/cris/cris.md: Replace all use of constraint K with Kc.
10886 ("*btst*): Use Kp for operand 0 of last alternative.
10888 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10891 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
10894 2008-07-13 Jan Hubicka <jh@suse.cz>
10896 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
10899 2008-07-13 Richard Guenther <rguenther@suse.de>
10901 PR middle-end/36811
10902 * langhooks.c (lhd_print_error_function): Deal with recursive
10905 2008-07-12 Jan Hubicka <jh@suse.cz>
10907 * cgraph.c (assembler_name_hash): New static var.
10908 (hash_node_by_assembler_name, eq_assembler_name): New.
10909 (cgraph_node_for_asm): Use hashtable.
10910 (cgraph_remove_node): Maintain hashtable.
10911 (change_decl_assembler_name): Sanity check that names are not changing
10912 after aliasing was processed.
10913 * cgraph.h (varpoon_node): Add next GGC marker.
10914 * tree.c (decl_assembler_name_equal): Constify.
10915 (decl_assembler_name_hash): New.
10916 * tree.h (decl_assembler_name_equal): Constify.
10917 (decl_assembler_name_hash): Update.
10919 2008-07-12 David Daney <ddaney@avtrex.com>
10921 * config/mips/driver-native.c (host_detect_local_cpu): Handle
10922 sb1 and r5000 cpus.
10924 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
10926 * doc/md.texi: Document the MIPS "v" constraint.
10927 * config/mips/mips.h (reg_class): Revert last change.
10928 (REG_CLASS_NAMES): Likewise.
10929 (REG_CLASS_CONTENTS): Likewise.
10930 * config/mips/mips.c (mips_regno_to_class): Likewise.
10931 * config/mips/constraints.md (v): Likewise, but add documentation.
10932 Add a comment to say that this constraint should not be used in
10935 2008-07-11 DJ Delorie <dj@redhat.com>
10937 * config/h8300/h8300.md (length): Fix branch offset limit.
10939 2008-07-11 Anatoly Sokolov <aesok@post.ru>
10941 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
10942 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
10943 (avr_hard_regno_scratch_ok): New function.
10944 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10945 * config/avr/avr.md (all peepholes that request a scratch register):
10946 Remove avr_peep2_scratch_safe use.
10948 2008-07-11 Tom Tromey <tromey@redhat.com>
10949 Ian Lance Taylor <iant@google.com>
10951 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
10952 (struct c_common_resword): Define.
10953 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
10954 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
10955 (c_common_reswords, num_c_common_reswords): Declare.
10956 * c-common.c (c_common_reswords): New global const array.
10957 (num_c_common_reswords): New const int.
10958 * c-parser.c (struct resword, reswords): Don't define.
10959 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
10960 (c_parse_init): Clarify mask code. Use c_common_reswords rather
10961 than reswords. If warning about C++ keywords, give them a special
10963 (c_lex_one_token): Warn about C++ keywords. Call
10964 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
10965 (c_parser_external_declaration): Look for RID_xxx rather than
10966 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
10967 (c_parser_statement_after_labels): Likewise.
10968 (c_parser_objc_class_instance_variables): Likewise.
10969 (c_parser_objc_class_declaration): Likewise.
10970 (c_parser_objc_try_catch_statement): Likewise.
10971 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
10972 (declspecs_add_type): Likewise.
10974 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
10976 * ggc-page.c (alloc_page):
10977 Substituting xmalloc, xcalloc with
10978 XNEWVEC and XCNEWVAR macros which add the
10981 2008-07-11 Richard Guenther <rguenther@suse.de>
10983 PR tree-optimization/36765
10984 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
10985 aliases from HEAP vars to SMTs.
10987 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10989 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
10990 * configure.ac (loose_warn): Move -Wc++-compat from here...
10991 (strict_warn): ...to here.
10992 * configure: Regenerate.
10994 2008-07-10 Joseph Myers <joseph@codesourcery.com>
10996 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
10997 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
10998 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
10999 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
11000 excluding more specific h8300-*-* and sh-*-* targets.
11002 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
11004 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
11005 (eliminate): Ditto.
11006 (execute_pre): Call loop_optimizer_finalize in early exit.
11008 2008-07-10 Jakub Jelinek <jakub@redhat.com>
11010 PR middle-end/36790
11011 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
11012 uids in the bitmap, not just VAR_DECL uids.
11014 PR rtl-optimization/36419
11015 * combine-stack-adj.c (adjust_frame_related_expr): New function.
11016 (combine_stack_adjustments_for_block): Call it if needed. Delete
11018 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
11019 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
11020 prologue sp adjustment.
11022 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
11025 * opts.c (print_ignored_options): Report postponed diagnostics for
11026 unknown -Wno-* options as warnings, not errors.
11027 (postpone_unknown_option_error): Renamed to...
11028 (postpone_unknown_option_warning): ... this.
11030 2008-07-09 Doug Kwan <dougkwan@google.com>
11033 2008-07-08 Doug Kwan <dougkwan@google.com>
11035 * config/arm/arm.opt (mandroid): New option.
11036 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11037 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11039 (CC1PLUS_SPEC): Same.
11041 (STARTFILE_SPEC): Same.
11042 (ENDFILE_SPEC): Same.
11043 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11046 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
11049 * config/mips/mips.h (reg_class): Remove V1_REG.
11050 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11051 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
11052 instead of V1_REGS.
11053 (mips_get_tp): New function.
11054 (mips_legitimize_tls_address): Use it.
11055 * config/mips/constraints.md (v): Delete.
11056 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11057 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11058 After reload, split into a move and ...
11059 (*tls_get_tp_<mode>_split): ...this new instruction.
11061 2008-07-09 David Daney <ddaney@avtrex.com>
11063 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11065 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11067 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11068 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11070 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11071 htab_delete should be called. Don't free c.
11072 (lookup_tmp_var): Create temp_htab lazily.
11073 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11074 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11076 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11077 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11078 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11079 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11080 * tree-sra.c (generate_element_init): Likewise.
11081 * tree-mudflap.c (execute_mudflap_function_ops,
11082 execute_mudflap_function_decls): Likewise.
11083 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11084 * tree-gimple.h (struct gimplify_ctx): New type.
11085 (push_gimplify_context): Adjust prototype.
11087 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11089 * tree-ssa-pre.c (phi_translate_1): Update placement of
11090 add_to_value calls.
11092 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11094 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11095 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11096 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11097 * targhooks.c (default_hard_regno_scratch_ok): New function.
11098 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11099 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11100 * recog.c: Include "target.h".
11101 (peep2_find_free_register): Add check for global regs. Add target
11103 * Makefile.in (recog.o): Depend on target.h.
11105 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11107 * config/sh/sh.c (sh_canonical_va_list_type): New.
11108 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11110 2008-07-09 Raksit Ashok <raksit@google.com>
11112 * doc/invoke.texi (Option Summary): Mention new option
11113 -Wdisallowed-function-list=...
11114 (Warning Options): Document -Wdisallowed-function-list=...
11115 * common.opt (Wdisallowed-function-list=): New flag.
11116 * flags.h (warn_disallowed_functions): External definition of new
11117 boolean warning flag.
11118 (warn_if_disallowed_function_p): Declare new function.
11119 * opts.c (warning_disallowed_functions): New static variable.
11120 (warn_disallowed_functions): New boolean warning flag.
11121 (warn_if_disallowed_function_p): New function.
11122 (add_comma_separated_to_vector): Rename
11123 add_instrument_functions_exclude_list to this.
11124 (common_handle_option): Handle new option. Rename calls to
11125 add_instrument_functions_exclude_list into calls to
11126 add_comma_separated_to_vector.
11127 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11128 based on flag warn_disallowed_functions.
11130 2008-07-09 Christian Bruel <christian.bruel@st.com>
11132 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11133 instead of get_attr_length.
11135 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11137 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11139 * genemit.c (gen_insn): Likewise.
11140 * gengtype.c (note_def_vec): Likewise.
11141 * gengtype.h (note_def_vec): Likewise.
11142 * genoutput.c (struct data, output_insn_data, process_template,
11143 gen_expand, gen_split, note_constraint): Likewise.
11144 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11145 make_insn_sequence): Likewise.
11146 * gensupport.c (record_insn_name): Likewise.
11148 2008-07-08 Doug Kwan <dougkwan@google.com>
11150 * config/arm/arm.opt (mandroid): New option.
11151 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11152 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11154 (CC1PLUS_SPEC): Same.
11156 (STARTFILE_SPEC): Same.
11157 (ENDFILE_SPEC): Same.
11158 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11161 2008-07-08 Raksit Ashok <raksit@google.com>
11163 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11164 (set_storage_via_setmem): Fix expected_align parameter.
11165 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11166 missing from the list.
11167 * doc/md.texi (movmem): Explicitly state that expected alignment is
11168 to be expressed in bytes.
11169 (setmem): Explicitly state that expected alignment is to be expressed
11172 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11174 * reload.c (find_reloads_subreg_address): Do not require validity
11175 of address in original mode before reloading address.
11177 2008-07-07 Tianwei Sheng <tianweis@google.com>
11179 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11180 bounds array access.
11182 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11184 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11186 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11188 Fix PR tree-optimization/23455
11189 Fix PR tree-optimization/35286
11190 Fix PR tree-optimization/35287
11191 * Makefile.in (OBJS-common): Remove tree-vn.o.
11192 (tree-vn.o): Remove.
11193 * dbgcnt.def: Add treepre_insert debug counter.
11194 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11195 (debug_value_expressions): Ditto.
11196 (print_value_expressions): Ditto.
11197 * tree-pretty-print.c (dump_generic_node): Updated for
11198 VALUE_HANDLE removal.
11199 * tree-ssa-dom.c (record_equality): Ditto.
11200 (cprop_operand): Ditto.
11201 (lookup_avail_expr): Ditto.
11202 * tree-ssa-threadedge.c
11203 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11204 (simplify_control_stmt_condition): Ditto.
11205 * tree.c (tree_code_size): Ditto.
11206 (tree_node_structure): Ditto.
11207 (iterative_hash_expr): Ditto.
11209 * tree.h (VALUE_HANDLE_ID): Ditto.
11210 (VALUE_HANDLE_EXPR_SET): Ditto.
11211 (struct tree_value_handle): Ditto.
11212 (union tree_node): Ditto.
11213 * treestruct.def: Ditto.
11214 * tree-vn.c: Removed.
11215 * tree-ssa-pre.c: Rewritten entirely.
11216 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11217 (constant_value_ids): Ditto.
11218 (vn_nary_op_t): Moved to header.
11220 (vn_reference_op_t): Ditto
11221 (vn_reference_t): Ditto.
11222 (next_value_id): New variable.
11223 (VN_INFO): Add an assert.
11224 (vn_constant_eq): New function.
11225 (vn_constant_hash): Ditto.
11226 (get_or_alloc_constant_value_id): Ditto.
11227 (value_id_constant_p): Ditto.
11228 (vn_reference_compute_hash): De-staticify.
11229 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11230 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11231 (valueize_refs): Update opcode if it changes from ssa name to constant.
11232 (vn_reference_lookup_1): Add new argument.
11233 (vn_reference_lookup): Ditto.
11234 (vn_reference_lookup_pieces): New function.
11235 (vn_reference_insert): Add return type. Modify to deal with value ids.
11236 (vn_reference_insert_pieces): New function.
11237 (vn_nary_op_compute_hash): De-staticify.
11238 (vn_nary_op_eq): Ditto.
11239 (vn_nary_op_lookup_pieces): New function.
11240 (vn_nary_op_lookup): Add new argument.
11241 (vn_nary_op_insert_pieces): New function.
11242 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11243 (vn_phi_insert): Ditto.
11244 (visit_unary_op): Update for callee changes.
11245 (visit_binary_op): Ditto.
11246 (visit_reference_op_load): Ditto.
11247 (visit_reference_op_store): Ditto.
11248 (init_scc_vn): Init next_value_id, constant_to_value_id and
11249 constant_value_ids.
11250 (free_scc_vn): Free them.
11251 (set_hashtable_value_ids): New function.
11252 (run_scc_vn): Use it.
11253 (get_max_value_id): New function.
11254 (get_next_value_id): Ditto.
11255 (expressions_equal_p): Moved from tree-vn.c
11256 (sort_vuses): Ditto.
11257 (sort_vuses_heap): Ditto.
11258 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11260 * tree.c (iterative_hash_hashval_t): Made non-static
11261 * tree.h (iterative_hash_hashval_t): Declare it.
11263 2008-07-08 Martin Jambor <mjambor@suse.cz>
11265 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11266 instead of ipa_create_node_params.
11267 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11268 ipa_check_create_edge_args, free them with
11269 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11271 * ipa-prop.c: Include flags.h and tree-inline.h.
11272 (ipa_node_params_vector): New variable.
11273 (ipa_edge_args_vector): New variable.
11274 (edge_removal_hook_holder): New variable.
11275 (node_removal_hook_holder): New variable.
11276 (edge_duplication_hook_holder): New variable.
11277 (node_duplication_hook_holder): New variable.
11278 (ipa_detect_param_modifications): Check for presence of modified flags.
11279 (ipa_compute_jump_functions): Check for presence of jump functions.
11280 (ipa_free_edge_args_substructures): New function.
11281 (ipa_create_node_params): Removed.
11282 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11283 (ipa_free_node_params_substructures): New function.
11284 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11286 (ipa_edge_removal_hook): New function.
11287 (ipa_node_removal_hook): New function.
11288 (duplicate_array): New function.
11289 (ipa_edge_duplication_hook): New function.
11290 (ipa_node_duplication_hook): New function.
11291 (ipa_register_cgraph_hooks): New function.
11292 (ipa_unregister_cgraph_hooks): New function.
11293 (free_all_ipa_structures_after_ipa_cp): New function.
11295 * ipa-prop.h: Include vec.h.
11296 (ipa_node_params_t): New typedef with vector types for it.
11297 (ipa_edge_args_t): New typedef with vector types for it.
11298 (IPA_NODE_REF): Changed to access an on-the-side vector.
11299 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11300 (ipa_check_create_node_params): New function.
11301 (ipa_check_create_edge_args): New function.
11303 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11306 2008-07-07 Tom Tromey <tromey@redhat.com>
11308 * configure, config.in: Rebuilt.
11309 * configure.ac: Don't check for scandir or alphasort.
11311 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11313 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11314 types immediately after creating them.
11316 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11318 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11320 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11322 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11323 dump_constraint_graph.
11324 (dump_constraint_edge): New function.
11325 (dump_constraint_graph): New function.
11326 (debug_constraint_graph): New function.
11327 (dump_constraint): Removed useless comparison.
11328 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11329 (dump_constraint_graph): Declare.
11330 (debug_constraint_graph): Declare.
11331 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11333 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11335 * config/i386/i386.c (is_va_list_char_pointer): New.
11336 (ix86_va_start): Replace compare with ms_va_list_type_node
11337 by is_va_list_char_pointer.
11338 (ix86_gimplify_va_arg): Likewise.
11340 2008-07-07 Martin Jambor <mjambor@suse.cz>
11342 * cgraph.c (cgraph_edge_max_uid): New variable.
11343 (struct cgraph_edge_hook_list): New type.
11344 (struct cgraph_node_hook_list): New type.
11345 (struct cgraph_2edge_hook_list): New type.
11346 (struct cgraph_2node_hook_list): New type.
11347 (first_cgraph_edge_removal_hook): New variable.
11348 (first_cgraph_node_removal_hook): New variable.
11349 (first_cgraph_edge_duplicated_hook): New variable.
11350 (first_cgraph_node_duplicated_hook): New variable.
11351 (cgraph_add_edge_removal_hook): New function.
11352 (cgraph_remove_edge_removal_hook): New function.
11353 (cgraph_call_edge_removal_hooks): New function.
11354 (cgraph_add_node_removal_hook): New function.
11355 (cgraph_remove_node_removal_hook): New function.
11356 (cgraph_call_node_removal_hooks): New function.
11357 (cgraph_add_edge_duplication_hook): New function.
11358 (cgraph_remove_edge_duplication_hook): New function.
11359 (cgraph_call_edge_duplication_hooks): New function.
11360 (cgraph_add_node_duplication_hook): New function.
11361 (cgraph_remove_node_duplication_hook): New function.
11362 (cgraph_call_node_duplication_hooks): New function.
11363 (cgraph_create_edge): Assign to edge uid.
11364 (cgraph_remove_edge): Call edge removal hooks.
11365 (cgraph_node_remove_callees): Call edge removal hooks.
11366 (cgraph_node_remove_callers): Call edge removal hooks.
11367 (cgraph_remove_node): Call node removal hooks.
11368 (cgraph_clone_edge): Call edge duplication hooks.
11369 (cgraph_clone_node): Call node duplication hooks.
11371 * cgraph.h (cgraph_edge): New field uid.
11372 (cgraph_edge_hook): New type.
11373 (cgraph_node_hook): New type.
11374 (cgraph_2edge_hook): New type.
11375 (cgraph_2node_hook): New type.
11377 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11379 * config.in: Regenerate.
11381 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11383 * gcc.c (print_sysroot): New.
11384 (option_map, display_help, process_command): Handle the
11385 -print-sysroot option.
11386 (main): Print the sysroot if requested.
11387 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11389 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11392 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11394 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11396 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11397 (assign_parm_setup_block_p): Also check mode of entry_parm.
11399 2008-07-07 Richard Guenther <rguenther@suse.de>
11401 * tree-ssa-structalias.h (set_used_smts): Remove.
11402 * tree-ssa-structalias.c (used_smts): Likewise.
11403 (set_used_smts): Likewise.
11404 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11405 call to set_used_smts.
11407 2008-07-07 Richard Guenther <rguenther@suse.de>
11409 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11410 (new_var_info): Set it to false.
11411 (solution_set_add): Correctly handle pointers outside a var and
11413 (type_safe): Treat variables with is_full_var properly.
11414 (do_sd_constraint): Likewise.
11415 (do_ds_constraint): Likewise.
11416 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11417 (get_constraint_for_ptr_offset): New function.
11418 (get_constraint_for_component_ref): For addresses at least include
11419 the last field of the variable. Handle is_full_vars properly.
11420 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11421 (handle_ptr_arith): Remove.
11422 (find_func_aliases): Simplify assignment handling.
11423 (create_function_info_for): For parameter and result varinfos set
11425 (create_variable_info_for): Set is_full_var flag whenever we
11426 just created a single varinfo for a decl.
11427 (init_alias_vars): Initialize use_field_sensitive from
11428 max-fields-for-field-sensitive parameter.
11430 2008-07-07 Richard Guenther <rguenther@suse.de>
11432 PR tree-optimization/36713
11433 * tree-flow-inline.h (is_call_used): New function.
11434 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11435 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11436 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11438 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11440 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11442 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11444 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11446 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11447 Nathan Sidwell <nathan@codesourcery.com>
11449 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11450 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11452 * config/m68k/t-linux: New.
11453 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11456 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11458 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11459 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11462 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11464 * gcc.c (execute): Fix -Wc++-compat warning.
11466 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11469 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11470 constant for little endian.
11472 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11474 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11475 mips_base_mips16 instead of TARGET_MIPS16.
11476 (mips_base_mips16): Declare.
11477 * config/mips/mips.c (mips_base_mips16): Make global.
11478 (was_mips16_p): Remove GTY marker.
11479 (was_mips16_pch_p): New variable.
11480 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11481 (mips_override_options): Force to non-MIPS16 mode initially.
11482 Do not complain about MIPS16 PIC incompatibilities here.
11483 Only allow -mgpopt if -mexplicit-relocs is in force for
11486 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
11488 * configure.ac: Check for caddr_t, define to char * if not defined.
11489 * configure: Regenerate.
11490 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
11491 (mmap_gt_pch_use_address): Likewise.
11492 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
11494 2008-07-06 Richard Guenther <rguenther@suse.de>
11496 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
11497 (new_var_info): Deal with it.
11498 (solution_set_add): Likewise.
11499 (bitpos_of_field): Make signed, fix.
11500 (struct fieldoff): Remove type and decl fields. Make size field
11501 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
11503 (fieldoff_compare): Deal with it.
11504 (push_fields_onto_fieldstack): Remove has_union argument, glob
11505 adjacent non-pointer fields together.
11506 (create_function_info_for): Do not set has_union.
11507 (create_variable_info_for): Simplify.
11509 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
11511 * config.gcc (extra_headers): Add cross-stdarg.h for target
11512 x86_64-*-* and i?86-*-*.
11513 * config/i386/cross-stdarg.h: New.
11514 * builtins.c (std_fn_abi_va_list): New.
11515 (std_canonical_va_list_type): New.
11516 (stabilize_va_list): Replace va_list_type_node use by
11517 mtarget.canonical_va_list_type.
11518 (gimplify_va_arg_expr): Likewise.
11519 (expand_builtin_va_copy): Replace va_list_type_node use by
11520 mtarget.fn_abi_va_list.
11521 * tree-sra.c (is_va_list_type): New helper.
11522 (decl_can_be_decomposed_p): Replace
11523 va_list_type_node use by is_va_list_type.
11524 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
11525 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11526 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
11527 * config/i386/i386-protos.h (ix86_get_valist_type): New.
11528 (ix86_enum_va_list): New.
11529 * config/i386/i386.c (sysv_va_list_type_node): New.
11530 (ms_va_list_type_node): New.
11531 (ix86_function_type_abi): Remove sorry.
11532 (ix86_build_builtin_va_list_abi): New.
11533 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
11534 for 64-bit targets.
11535 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
11536 (ix86_init_builtins_va_builtins_abi): New.
11537 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
11538 for 64-bit targets.
11539 (ix86_handle_abi_attribute): New.
11540 (attribute_spec): Add sysv_abi and ms_abi.
11541 (ix86_fn_abi_va_list): New.
11542 (ix86_canonical_va_list_type): New.
11543 (ix86_enum_va_list): New.
11544 (TARGET_FN_ABI_VA_LIST): New.
11545 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11546 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
11547 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
11548 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11549 (TARGET_ENUM_VA_LIST): New.
11550 * expr.h (std_fn_abi_va_list): New.
11551 (std_canonical_va_list_type): New.
11552 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
11553 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11554 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
11555 TARGET_CANONICAL_VA_LIST_TYPE.
11556 * target.h (struct gcc_target): Add fn_abi_va_list hook
11557 and canonical_va_list_type hook.
11559 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11561 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
11562 integral and pointer types.
11564 2008-07-04 Roger Sayle <roger@eyesopen.com>
11566 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
11567 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
11569 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
11572 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
11574 2008-07-04 Jakub Jelinek <jakub@redhat.com>
11576 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
11577 build_gimple_modify_stmt.
11578 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
11579 gimple operand. Use fold_build* instead of build*.
11581 2008-07-04 Richard Guenther <rguenther@suse.de>
11583 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
11584 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
11585 properly to compute the reachability set if we do field-sensitive PTA.
11586 * invoke.texi (max-fields-for-field-sensitive): Document default.
11587 * opts.c (decode_options): Set max-fields-for-field-sensitive to
11588 100 for optimize >= 2.
11590 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11592 * ggc-zone.c (lookup_page_table_if_allocated,
11593 set_page_table_entry, zone_find_object_size, alloc_small_page,
11594 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
11595 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
11596 -Wc++-compat and/or -Wcast-qual warnings.
11598 2008-07-04 Alan Modra <amodra@bigpond.net.au>
11601 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
11602 pic_offset_table_rtx to be marked as used here.
11603 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
11604 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
11605 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
11606 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
11607 !TARGET_SECURE_PLT.
11609 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11611 * alloc-pool.c (hash_descriptor, eq_descriptor,
11612 alloc_pool_descriptor): Fix -Wc++-compat warnings.
11613 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
11615 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
11616 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
11617 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
11618 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
11621 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
11623 * tree-flow.h (loop_only_exit_p): Declare.
11624 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
11625 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
11626 the number of iterations if it is constant. Otherwise, if this is the
11627 only possible exit of the loop, use the conservative estimate on the
11628 number of iterations of the entire loop if available.
11630 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
11632 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
11633 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
11634 Add synchronization functions.
11635 * config/sync.c: New file.
11636 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
11637 (LIBGCC_SYNC_CFLAGS): Likewise.
11639 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
11642 * config/i386/i386.md (mode): Add TF to "mode" attribute.
11643 (*pushtf_sse): New insn pattern.
11644 (pushtf splitters): New splitters.
11646 2008-07-03 Michael Meissner <gnu@the-meissners.org>
11648 PR middle-end/35736
11649 * predict.c (build_predict_expr): Use void_type_node for the tree
11650 type, instead of NULL_TREE.
11652 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
11654 * config/i386/i386.c (contains_aligned_value_p): Return true
11656 (ix86_data_alignment): Align TCmode to 128bits.
11657 (ix86_local_alignment): Likewise.
11659 2008-07-03 Andrew Haley <aph@redhat.com>
11662 * vec.h (VEC_TA): New.
11663 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
11664 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
11665 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
11666 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
11667 (C_COMMON_FIXED_TYPES): Remove first arg.
11668 (C_COMMON_FIXED_MODE_TYPES): Likewise.
11669 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
11670 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
11671 not to use empty macro arguments.
11673 2008-07-02 Joseph Myers <joseph@codesourcery.com>
11675 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
11676 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
11677 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
11678 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
11679 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
11680 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
11681 config/ia64/crtn.asm, config/m68hc11/larith.asm,
11682 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
11683 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
11684 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
11685 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
11686 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
11687 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
11688 config/rs6000/e500crtres64gpr.asm,
11689 config/rs6000/e500crtres64gprctr.asm,
11690 config/rs6000/e500crtrest32gpr.asm,
11691 config/rs6000/e500crtrest64gpr.asm,
11692 config/rs6000/e500crtresx32gpr.asm,
11693 config/rs6000/e500crtresx64gpr.asm,
11694 config/rs6000/e500crtsav32gpr.asm,
11695 config/rs6000/e500crtsav64gpr.asm,
11696 config/rs6000/e500crtsav64gprctr.asm,
11697 config/rs6000/e500crtsavg32gpr.asm,
11698 config/rs6000/e500crtsavg64gpr.asm,
11699 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
11700 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
11701 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
11702 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
11703 config/sparc/sol2-cn.asm: Remove .file directives.
11705 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
11707 * resource.c (mark_referenced_resources): Look inside
11708 UNSPEC_VOLATILEs and ASM_INPUTs.
11710 2008-07-02 Ian Lance Taylor <iant@google.com>
11712 * rtlanal.c (add_reg_note): New function.
11713 * rtl.h (add_reg_note): Declare.
11714 * auto-inc-dec.c (attempt_change): Use add_reg_note.
11715 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
11716 * builtins.c (expand_builtin_longjmp): Likewise.
11717 (expand_builtin_nonlocal_goto): Likewise.
11718 * calls.c (emit_call_1, expand_call): Likewise.
11719 * cfgexpand.c (add_reg_br_prob_note): Likewise.
11720 * cfglayout.c (fixup_reorder_chain): Likewise.
11721 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
11722 (commit_one_edge_insertion): Likewise.
11723 * combine.c (move_deaths, distribute_notes): Likewise.
11724 * df-problems.c (df_set_note): Likewise.
11725 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
11726 (set_unique_reg_note): Likewise.
11727 (emit_copy_of_insn_after): Likewise.
11728 * expr.c (expand_expr_real): Likewise.
11729 * gcse.c (add_label_notes): Likewise.
11730 * haifa-sched.c (create_check_block_twin): Likewise.
11731 * jump.c (mark_jump_label_1): Likewise.
11732 * loop-doloop.c (add_test, doloop_modify): Likewise.
11733 * loop-unswitch.c (compare_and_jump_seq): Likewise.
11734 * lower-subreg.c (move_eh_region_note): Likewise.
11735 * optabs.c (emit_libcall_block): Likewise.
11736 * predict.c (predict_insn): Likewise.
11737 (combine_predictions_for_insn): Likewise.
11738 * recog.c (peephole2_optimize): Likewise.
11739 * regmove.c (try_auto_increment): Likewise.
11740 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
11741 * reload.c (find_reloads): Likewise.
11742 * reload1.c (fixup_eh_region_note): Likewise.
11743 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
11744 * reorg.c (delete_prior_computation): Likewise.
11745 (delete_computation, dbr_schedule): Likewise.
11746 * config/pa/pa.c (legitimize_pic_address): Likewise.
11747 * config/sh/sh.c (sh_reorg): Likewise.
11749 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11752 * config/libgcc-glibc.ver: Add %exclude.
11753 * config/m32r/libgcc-glibc.ver: Likwise.
11754 * config/s390/libgcc-glibc.ver: Likwise.
11755 * config/sh/libgcc-glibc.ver: Likwise.
11756 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
11758 * config/i386/libgcc-glibc.ver: New.
11760 * config/i386/libgcc-x86_64-glibc.ver: Removed.
11762 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11764 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
11765 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
11766 i[34567]86-*-linux*, x86_64-*-linux*. Add
11767 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
11768 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
11769 x86_64-*-linux*. Add i386/t-linux to tmake_file for
11770 i[34567]86-*-linux*, x86_64-*-linux*.
11772 * libgcc-std.ver: Add empty GCC_4.4.0.
11774 * mkmap-symver.awk: Support multiple versions per symbol.
11776 * config/i386/i386.c (ix86_init_builtins): Always define
11777 __builtin_fabsq and __builtin_copysignq with fallbacks.
11778 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
11779 and __builtin_copysignq if SSE2 isn't available.
11781 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
11782 (LIBGCC2_TF_CEXT): Likwise.
11783 (TF_SIZE): Likwise.
11785 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
11787 * config/i386/sfp-machine.h: Moved to libgcc.
11789 * config/i386/sfp-machine.h: New.
11790 * config/i386/t-linux: Likwise.
11792 * config/i386/t-darwin: Remove softfp_wrap_start and
11794 * config/i386/t-darwin64: Likewise.
11796 * config/i386/t-fprules-softfp64: Renamed to ...
11797 * config/i386/t-fprules-softfp: This.
11799 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
11800 and softfp_wrap_end.
11802 2008-07-02 Jason Merrill <jason@redhat.com>
11804 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
11806 * tree.c (ctor_to_list): New fn.
11807 * tree.h: Declare it.
11808 (CONSTRUCTOR_ELT): New macro.
11809 (CONSTRUCTOR_NELTS): New macro.
11811 2008-07-02 Richard Guenther <rguenther@suse.de>
11813 * tree-ssa-structalias.c (struct variable_info): Reorder
11814 to fill padding on 64bit hosts. Make collapsed_to an int.
11815 (get_varinfo_fc): Deal with that.
11816 (new_var_info): Likewise.
11817 (collapse_rest_of_var): Likewise.
11819 2008-07-02 Joshua Sumali <jsumali@redhat.com>
11821 * doc/install.texi (--enable-java-home): Document.
11822 (--enable-aot-compile-rpm): Likewise.
11823 (--with-arch-directory): Likewise.
11824 (--with-os-directory): Likewise.
11825 (--with-origin-name): Likewise.
11826 (--with-arch-suffix): Likewise.
11827 (--with-jvm-root-dir): Likewise.
11828 (--with-jvm-jar-dir): Likewise.
11829 (--with-python-dir): Likewise.
11831 2008-07-02 Richard Guenther <rguenther@suse.de>
11833 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
11834 from decls explicitly. Merge operand checking from tuples.
11836 2008-07-02 Martin Jambor <mjambor@suse.cz>
11838 * tree-switch-conversion.c: Included timevar.h which I forgot before.
11840 2008-07-02 Martin Jambor <mjambor@suse.cz>
11842 * tree-switch-conversion.c: Included timevar.h
11843 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
11845 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
11847 2008-07-02 Martin Jambor <mjambor@suse.cz>
11849 * tree-switch-conversion.c: Corrected various comments and
11851 (build_constructors): Fixed minor formatting mistakes.
11853 * invoke.texi (Optimize Options): Corrected the
11854 switch-conversion-max-branch-ratio parameter.
11856 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
11858 * final.c (asm_insn_count): Return zero for an empty asm body.
11860 2008-07-02 Richard Guenther <rguenther@suse.de>
11862 * bitmap.h (bitmap_set_bit): Return bool.
11863 (bitmap_clear_bit): Likewise.
11864 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
11865 write to the bitmap if it would.
11866 (bitmap_clear_bit): Likewise.
11867 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
11868 bitmap_set_bit return value.
11869 (add_pred_graph_edge): Likewise.
11870 (add_graph_edge): Likewise.
11871 (do_sd_constraint): Likewise.
11872 (do_ds_constraint): Likewise.
11874 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11876 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
11877 Fix -Wc++-compat and/or -Wcast-qual warnings.
11878 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
11879 gen_regparm_prefix): Likewise.
11880 * vmsdbgout.c (write_modbeg, lookup_filename,
11881 vmsdbgout_source_line, vmsdbgout_init): Likewise.
11883 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
11885 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
11886 defaults.h definition apply.
11888 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11890 * function.c (assign_parm_remove_parallels): New.
11891 (assign_parm_setup_block_p): Do not return true for non-BLKmode
11893 (assign_parm_setup_block): Do not handle them.
11894 (assign_parm_setup_reg, assign_parm_setup_stack): Call
11895 assign_parm_remove_parallels.
11897 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11899 * c-typeck.c (convert_for_assignment): Use
11900 vector_targets_convertible_p.
11901 * c-common.c (vector_targets_convertible_p): New.
11902 * c-common.h (vector_targets_convertible_p): New prototype.
11903 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
11904 opaque_p_V2SI_type_node.
11906 2008-07-01 Steve Ellcey <sje@cup.hp.com>
11908 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
11911 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
11913 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
11914 TFmode constants via two element DImode vector for hosts with
11915 HOST_BITS_PER_WIDE_INT < 64.
11916 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
11917 also for HOST_BITS_PER_WIDE_INT < 64.
11919 2008-07-01 Richard Guenther <rguenther@suse.de>
11921 PR tree-optimization/36666
11922 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
11923 (get_constraint_exp_from_ssa_var): Split into ...
11924 (get_constraint_exp_for_temp): ... this ...
11925 (get_constraint_for_ssa_var): ... and that.
11926 Return constraint expressions for all touched sub-fields
11927 if the results address is not taken.
11928 (process_constraint): Remove assertion that aggregate
11929 assignments do not happen at this place.
11930 (get_constraint_for_component_ref): Add address_p argument.
11931 Return constraint expressions for all touched sub-fields
11932 if the results address is not taken.
11933 (do_deref): Use get_constraint_exp_for_temp.
11934 (get_constraint_for_1): Rename from ...
11935 (get_constraint_for): ... this. Add the old function as wrapper.
11936 (do_structure_copy): Use get_constraint_for_1.
11938 2008-07-01 Martin Jambor <mjambor@suse.cz>
11940 * Makefile.in (tree-switch-conversion.o): Add.
11941 (OBJS-common): Add tree-swtch-conversion.o.
11942 * passes.c (init_optimization_passes): Add pass_convert_switch.
11943 * tree-pass.h: (pass_convert_switch): Add.
11944 * tree-switch-conversion.c: New file.
11945 * gcc.dg/tree-ssa/cswtch.c: New testcase.
11946 * common.opt (ftree-cswtch): New option.
11947 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11948 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11949 * opts.c (decode_options): Set flag_tree_switch_conversion when
11950 optimization level is >= 2.
11951 * doc/invoke.texi (Optimize Options): Added description of
11952 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
11954 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11956 * config/darwin-driver.c (darwin_default_min_version): Fix
11957 -Wc++-compat warnings.
11959 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
11961 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
11964 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11966 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
11968 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11970 PR rtl-optimization/34744
11971 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
11972 (df_scan_free_internal): Free data structures not
11973 allocated in storage pools.
11974 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
11975 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
11976 df_scan_free_mws_vec.
11977 * dse.c (dse_step6): Free offset_map_p and offset_map_n
11980 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
11982 * config/i386/i386.c (contains_aligned_value_p): Return true
11984 (ix86_function_arg_boundary): Return its natural boundary
11986 (return_in_memory_32): Don't check TDmode.
11987 (ix86_split_to_parts): Support splitting into 4 parts and
11988 support TFmode for 32bit target.
11989 (ix86_split_long_move): Support splitting into 4 parts.
11990 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
11992 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
11993 (ix86_init_builtins): Here.
11994 (ix86_scalar_mode_supported_p): Always return true for TFmode.
11995 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
11996 'q' and 'w', respectively.
11998 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
12000 (movtf_internal): Likewise.
12001 (<code>tf2): Likewise.
12002 (*absnegtf2_sse): Likewise.
12003 (copysign<mode>3): Likewise.
12004 (copysign<mode>3_const): Likewise.
12005 (copysign<mode>3_var): Likewise.
12006 (define_split UNSPEC_COPYSIGN): Likewise.
12007 * config/i386/sse.md (*nandtf3): Likewise.
12008 (<code>tf3): Likewise.
12009 (*<code>tf3): Likewise.
12011 2008-06-30 Joey Ye <joey.ye@intel.com>
12012 H.J. Lu <hongjiu.lu@intel.com>
12014 * global.c (compute_regsets): Set frame_pointer_needed here.
12015 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
12017 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12019 * doc/install.texi (specific): Expand Windows build notes.
12021 2008-06-30 Ira Rosen <irar@il.ibm.com>
12023 PR tree-optimization/36648
12024 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
12025 number of prolog iterations by step. Fix the comment.
12027 2008-06-30 Richard Guenther <rguenther@suse.de>
12029 PR middle-end/36671
12030 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
12031 handle calls from ECF_MALLOC functions.
12032 (handle_pure_call): ECF_MALLOC functions do not return
12034 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
12036 2008-06-29 Andreas Schwab <schwab@suse.de>
12038 * config/m68k/m68k.c (print_operand): Always print a float
12040 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
12041 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
12044 * config/rs6000/x-linux64: Remove never used file.
12046 2008-06-29 Richard Guenther <rguenther@suse.de>
12048 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
12050 (struct alias_info): Move ...
12051 * tree-ssa-alias.c: ... here.
12052 (update_alias_info): Declare.
12053 (compute_may_aliases): Call it.
12054 (update_alias_info): New function.
12055 * tree-ssa-structalias.c (update_alias_info): Move ...
12056 * tree-ssa-alias.c (update_alias_info_1): ... here.
12057 * tree-ssa-structalias.c (process_constraint_1): Remove
12058 unused from_call argument. Rename to ...
12059 (process_constraint): ... this. Delete old wrapper.
12060 (make_constraint_to): Adjust callers.
12061 (handle_const_call): Likewise.
12062 (handle_pure_call): Likewise.
12063 (init_base_vars): Likewise.
12064 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12065 (find_func_aliases): We don't need structure copies for
12067 (make_constraint_from_anything): Remove.
12068 (create_variable_info_for): For globals make constraints
12069 from escaped, not from anything.
12070 (compute_points_to_sets): Do not call update_alias_info.
12071 (ipa_pta_execute): Use make_constraint_from.
12073 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12075 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12076 (bitmap.o-warn, dominance.o-warn): New.
12077 * configure.ac (cxx_compat_warn): Delete.
12078 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12079 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12081 * configure: Regenerate.
12083 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12086 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12088 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12089 * df-scan.c (df_notes_rescan): Likewise.
12090 * ggc-page.c (set_page_table_entry): Likewise.
12091 * intl.c (gcc_gettext_width): Likewise.
12092 * varasm.c (get_unnamed_section, get_noswitch_section,
12093 get_section): Likewise.
12095 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12097 * regrename.c (build_def_use): Don't copy RTX.
12099 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12101 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12102 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12103 punctuation. Use @ref instead of @xref.
12104 (Function Names): Remove stray @display/@end display.
12105 (C++ Attributes): Use @ref instead of @xref.
12106 (Deprecated Features): Fix punctuation around @xref.
12107 (Backwards Compatibility): Likewise.
12108 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12110 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12112 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12113 constants for E500 double.
12115 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12117 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12118 element type of const_vector.
12120 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12122 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12123 Remove FLAGS_REG clobber from expander pattern.
12124 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12125 (anddi3, andsi3, andhi3, andqi3): Ditto.
12126 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12127 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12128 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12129 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12130 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12131 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12132 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12133 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12135 2008-06-28 Richard Guenther <rguenther@suse.de>
12137 * tree-ssa-structalias.c (callused_id, var_callused,
12138 callused_tree): Add.
12139 (handle_pure_call): New function.
12140 (find_func_aliases): Call it.
12141 (find_what_p_points_to): Handle the call-used set.
12142 (clobber_what_escaped): Likewise.
12143 (compute_call_used_vars): New function.
12144 (init_base_vars): Init the call-used variable.
12145 (do_sd_constraint): Do not propagate the solution from CALLUSED
12146 but use CALLUSED as a placeholder.
12147 (solve_graph): Likewise.
12148 * tree-flow-inline.h (gimple_call_used_vars): New function.
12149 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12150 (compute_call_used_vars): Declare.
12151 * tree-ssa-alias.c (set_initial_properties): Call
12152 compute_call_used_vars.
12153 (reset_alias_info): Clear call-used variables.
12154 (add_call_clobber_ops): Assert we are not called for const/pure
12155 functions. Remove handling of them.
12156 (add_call_read_ops): Handle pure functions by adding the
12157 call-used set of variables as VUSEs.
12158 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12159 (delete_tree_ssa): Free it.
12160 * tree-dfa.c (remove_referenced_var): Clear the var from the
12163 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12165 * tree.c (build_varargs_function_type_list): New.
12166 (build_function_type_list_1): New.
12167 (build_function_type_list): Use build_function_type_list_1.
12168 * tree.h (build_varargs_function_type_list): New.
12170 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12173 * config/spu/spu.c (spu_builtin_splats): Do not generate
12174 invalid CONST_VECTOR expressions.
12175 (spu_expand_vector_init): Likewise.
12177 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12179 * optabs.c (libfunc_decls): New variable.
12180 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12181 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12182 for the same function twice.
12184 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12186 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12187 ix86_expand_binary_operator directly.
12188 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12190 (*ashrti3_1): Ditto.
12191 (*lshrti3_1): Ditto.
12192 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12193 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12194 using only one splitter. Conditionaly execute splitter before or
12195 after peephole2 pass.
12196 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12197 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12198 Use only one alternative in asm template.
12199 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12201 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12202 "J" operand constraint for operand 2.
12203 (*ashldi3_cconly_rex64): Ditto.
12204 (*ashrdi3_cmp_rex64): Ditto.
12205 (*ashrdi3_cconly_rex64): Ditto.
12206 (*lshrdi3_cmp_rex64): Ditto.
12207 (*lshrdi3_cconly_rex64): Ditto.
12208 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12209 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12210 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12213 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12215 * gimplify.c (omp_is_private): Don't return true if decl is not
12216 already private on #pragma omp for or #pragma omp parallel for.
12219 * tree-cfg.c (struct move_stmt_d): Replace block field with
12220 orig_block and new_block fields.
12221 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12222 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12223 (move_block_to_fn): Replace vars_map and new_label_map arguments
12224 with struct move_stmt_d pointer.
12225 (replace_block_vars_by_duplicates): New function.
12226 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12227 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12228 all subblocks of ORIG_BLOCK to the new function. Call
12229 replace_block_vars_by_duplicates.
12230 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12231 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12232 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12233 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12234 (expand_omp): Temporarily set input_location to the location of
12235 region's controlling stmt.
12236 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12237 BIND_EXPR, push ctx->block_vars and gimplification vars into
12238 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12239 into dest function.
12240 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12241 there are any BLOCK_VARS.
12242 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12243 OMP_PARALLEL or OMP_TASK stmt.
12244 (lower_omp): Save and restore input_location around the lower_omp_1
12247 2008-06-27 Richard Guenther <rguenther@suse.de>
12249 PR tree-optimization/36400
12250 PR tree-optimization/36373
12251 PR tree-optimization/36344
12252 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12253 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12254 (update_alias_info): Remove call clobbering code.
12255 (make_constraint_to): New helper function.
12256 (make_escape_constraint): Likewise.
12257 (handle_rhs_call): Use it on all pointer containing arguments.
12258 Also mark the static chain escaped.
12259 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12260 instead of ANYTHING.
12261 (make_constraint_from): New helper split out from ...
12262 (make_constraint_from_anything): ... here.
12263 (find_func_aliases): Add constraints for escape sites.
12264 (intra_create_variable_infos): Make constraints from NONLOCAL
12266 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12268 (clobber_what_p_points_to): Remove.
12269 (clobber_what_escaped): New function.
12270 (init_base_vars): Init NONLOCAL and ESCAPED.
12271 (do_sd_constraint): Do not propagate the solution from ESCAPED
12272 but use ESCAPED as a placeholder.
12273 (solve_graph): Likewise.
12274 * tree-flow.h (clobber_what_p_points_to): Remove.
12275 (clobber_what_escaped): Declare.
12276 * tree-ssa-alias.c (set_initial_properties): Call it.
12277 Remove code clobbering escaped pointers.
12279 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12281 * function.c (allocate_struct_function): Only allocate a unique
12282 funcdef_no if the decl is nonzero.
12284 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12286 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12287 * config/mips/mips.c (mips_split_const_insns): New function.
12288 * config/mips/mips.md (move_type): New attribute.
12289 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12290 (dword_mode): New attribute.
12291 (type): Avoid long line. Map "move_type"s to "type"s,
12292 choosing "multi" for doubleword moves if appropriate.
12293 Swap MTC/MFC comments to match their declaration order.
12294 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12295 "type" is "branch" or "jal" is "direct".
12296 (length): Handle "extended_mips16" first. Make the default
12297 "0" for "ghost" instructions. Set the length from "move_type".
12298 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12299 of "type", with "sll0" for the register alternative. Remove the
12300 "extended_mips16" attribute.
12301 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12302 of "type", with "shift_shift" for the register alternative.
12303 Remove the "length" attribute.
12304 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12305 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12306 of "type", with "andi" for the register alternative.
12307 (*zero_extendqihi2): Likewise.
12308 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12309 of "andi" instead of a "type" of "arith".
12310 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12312 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12313 (mov_<store>r, *mov<mode>_ra): Likewise.
12314 (extendsidi2): Use "move_type" instead of "type", with "move"
12315 for the register alternative.
12316 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12317 of "type", with "signext" for the register alternative.
12318 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12319 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12320 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12321 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12322 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12323 (unnamed branch insn): Likewise.
12324 (*movdi_gp32_fp64): Fold into...
12325 (*movdi_32bit): ...here.
12326 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12327 (*movdf_hardfloat): ...this new pattern.
12328 (*movdf_softfloat): Remove redundant FPR alternatives.
12329 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12330 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12331 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12332 the "move" attribute.
12333 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12334 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12335 and "store" for COP loads and stores.
12336 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12337 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12338 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12339 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12340 (*movtf_mips16, *movv2sf): Likewise.
12341 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12342 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12343 (mfhc1<mode>): Use "move_type" instead of "move".
12344 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12345 (loadgp_blockage): Remove the "length" attribute.
12346 (blockage, set_got_version, update_got_version): Likewise.
12347 (call_internal): Remove the "extended_mips16" attribute.
12348 (call_value_internal, call_value_multiple_internal): Likewise.
12349 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12351 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12352 the "length" attribute.
12354 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12356 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12357 -Wcast-qual warnings.
12358 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12359 handle_pragma_pop_macro): Likewise.
12360 * collect2.c (resolve_lib_name): Likewise.
12361 * config/arc/arc.c (arc_init): Likewise.
12362 * config/arm/arm.c (neon_builtin_compare,
12363 locate_neon_builtin_icode): Likewise.
12364 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12365 * config/bfin/bfin.c (bfin_init_machine_status,
12366 bfin_optimize_loop): Likewise.
12367 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12368 * config/cris/cris.c (cris_init_expanders): Likewise.
12369 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12370 * config/darwin.c (machopic_indirection_eq,
12371 machopic_indirection_name, machopic_output_indirection): Likewise.
12372 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12373 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12374 frv_optimize_membar): Likewise.
12375 * config/i386/cygwin.h (mingw_scan,
12376 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12377 * config/i386/cygwin1.c (mingw_scan): Likewise.
12378 * config/i386/i386.c (machopic_output_stub): Likewise.
12379 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12380 i386_pe_unique_section): Likewise.
12381 * config/ia64/ia64.c (ia64_init_machine_status,
12382 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12384 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12385 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12386 * config/m68k/m68k.c (m68k_handle_option,
12387 m68k_sched_md_init_global): Likewise.
12388 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12389 mcore_unique_section): Likewise.
12390 * config/mips/mips.c (mips_block_move_straight,
12391 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12393 * config/mmix/mmix.c (mmix_init_machine_status,
12394 mmix_encode_section_info): Likewise.
12395 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12396 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12397 print_operand_address, output_toc, redefine_groups,
12398 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12399 * config/s390/s390.c (s390_init_machine_status): Likewise.
12400 * config/score/score.c (score_block_move_straight,
12401 score_block_move_loop_body): Likewise.
12402 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12403 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12404 * emit-rtl.c (find_auto_inc): Likewise.
12405 * gcc.c (translate_options, process_command): Likewise.
12406 * reorg.c (dbr_schedule): Likewise.
12407 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12408 * xcoffout.c (xcoffout_declare_function): Likewise.
12410 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12412 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12413 ipa-pta working again.
12415 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12417 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12420 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12422 * config.gcc (powerpc*-*-*): Add new core e500mc.
12423 * config/rs6000/e500mc.md: New file.
12424 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12426 (rs6000_override_options): Add e500mc case to
12427 processor_target_table. Altivec and Spe options not allowed
12428 with e500mc. Add isel instruction to e500mc by
12429 default. Initialize rs6000_cost for e500mc.
12430 (rs6000_issue_rate): Set issue rate for e500mc.
12431 * config/rs6000/rs6000.h (processor_type): Add
12432 PROCESSOR_PPCE500MC.
12433 (ASM_CPU_SPEC): Add e500mc.
12434 Set TARGET_ISEL to rs6000_isel.
12435 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12436 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12437 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12439 * doc/invoke.texi: Add e500mc to list of cpus.
12441 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12444 * c-lex.c (lex_charconst): Initialize unsignedp.
12446 2008-06-27 Olivier Hainque <hainque@adacore.com>
12448 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12449 documented assumptions.
12451 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12453 * dwarf2out.c: Remove trailing white spaces. Break long line
12456 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12458 * libfuncs.h (LTI_synchronize): New libfunc_index.
12459 (synchronize_libfunc): Declare.
12460 * builtins.c (expand_builtin_synchronize): Consider using
12461 synchronize_libfunc before falling back on an asm blockage.
12462 * config/mips/mips.c: Include libfuncs.h
12463 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12465 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12467 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12468 parameter. Copy stack_reg to r11 where appropriate.
12469 (no_global_regs_above): Add gpr parameter.
12470 (rs6000_stack_info): Only add padding for SPE save area if we
12471 are saving SPE GPRs and CR.
12472 (saveres_routine_syms): New variable.
12473 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12475 (rs6000_savres_routine_sym): New function.
12476 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12478 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12479 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12480 Tweak FPR out-of-line saving.
12481 (rs6000_make_savres_rtx): New function.
12482 (rs6000_use_multiple_p): New function.
12483 (rs6000_savres_strategy): New function.
12484 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
12485 out-of-line if appropriate.
12486 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
12487 if we are optimizing for size.
12488 (GP_SAVE_INLINE): Define.
12489 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
12490 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
12491 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
12492 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
12493 (*save_fpregs_<mode>): Add use of r11.
12494 (*restore_gpregs_<mode>): New insn.
12495 (*return_and_restore_gpregs_<mode>): New insn.
12496 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
12498 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
12499 (*restore_gpregs_spe): New insn.
12500 (*return_and_restore_gpregs_spe): New insn.
12501 * config/rs6000/predicates.md (save_world_operation): Fix check.
12503 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12505 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
12506 this point, so assert that.
12508 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12510 * cfganal.c: Include vec.h and vecprim.h.
12511 (compute_idf): Import from...
12512 * tree-into-ssa (compute_idf): ...here.
12513 * basic-block.h (compute_idf): Export.
12515 2008-06-26 Joseph Myers <joseph@codesourcery.com>
12517 * c-decl.c (merge_decls): Use !current_function_decl to check for
12518 extern declaration of C99 inline function being at file scope.
12520 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
12522 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
12524 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12526 * alias.c (record_alias_subset, init_alias_analysis): Fix
12527 -Wc++-compat and/or -Wcast-qual warnings.
12528 * attribs.c (lookup_attribute_spec): Likewise.
12529 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
12530 copy_bb, connect_traces,
12531 find_rarely_executed_basic_blocks_and_cr): Likewise.
12532 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
12533 note_btr_set, migrate_btr_defs): Likewise.
12534 * builtins.c (result_vector, expand_builtin_memcpy,
12535 expand_builtin_mempcpy_args, expand_builtin_strncpy,
12536 builtin_memset_read_str, expand_builtin_printf,
12537 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
12539 * caller-save.c (mark_set_regs): Likewise.
12540 * calls.c (expand_call, emit_library_call_value_1): Likewise.
12541 * cgraph.c (cgraph_edge): Likewise.
12542 * combine.c (likely_spilled_retval_1): Likewise.
12543 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
12544 htab_counts_entry_del, get_coverage_counts): Likewise.
12545 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
12546 new_cselib_val): Likewise.
12547 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
12548 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
12550 * df-core.c (df_compact_blocks): Likewise.
12551 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
12552 * df-scan.c (df_grow_reg_info, df_ref_create,
12553 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
12554 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
12555 df_record_entry_block_defs, df_record_exit_block_uses,
12556 df_bb_verify): Likewise.
12557 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
12558 DF_REF_EXTRACT_MODE_CONST): New.
12559 * dominance.c (get_immediate_dominator, get_dominated_by,
12560 nearest_common_dominator, root_of_dom_tree,
12561 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
12562 -Wc++-compat and/or -Wcast-qual warnings.
12563 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
12564 record_store, replace_read, check_mem_read_rtx, scan_insn,
12565 dse_step1, dse_record_singleton_alias_set): Likewise.
12566 * dwarf2asm.c (dw2_force_const_mem): Likewise.
12568 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12570 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
12571 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
12572 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
12573 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
12574 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
12575 add_ranges_num, add_ranges_by_labels, file_info_cmp,
12576 file_name_acquire, output_file_names, add_const_value_attribute,
12577 premark_used_types_helper, file_table_eq, file_table_hash,
12578 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
12579 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
12580 -Wcast-qual warnings.
12581 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
12582 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
12583 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
12584 gen_reg_rtx, start_sequence, init_emit): Likewise.
12585 * et-forest.c (et_new_occ, et_new_tree): Likewise.
12586 * except.c (init_eh_for_function, gen_eh_region,
12587 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
12588 arh_to_landing_pad, arh_to_label, add_action_record,
12589 add_call_site, switch_to_exception_section): Likewise.
12590 * expmed.c (synth_mult): Likewise.
12591 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
12592 store_expr): Likewise.
12593 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
12595 * function.c (assign_stack_temp_for_type,
12596 allocate_struct_function, match_asm_constraints_1): Likewise.
12597 * gcov-io.c (gcov_allocate): Likewise.
12598 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
12599 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
12600 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
12601 record_one_set, insert_expr_in_table, insert_set_in_table,
12602 dump_hash_table, compute_hash_table_work, alloc_hash_table,
12603 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
12604 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
12605 -Wcast-qual warnings.
12607 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12609 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
12610 -Wcast-qual warnings.
12611 * gcc.c (process_command): Likewise.
12612 * genattrtab.c (oballoc): Use XOBNEW.
12613 (oballocvec): Define.
12614 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
12615 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
12616 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
12617 -Wc++-compat and/or -Wcast-qual warnings.
12618 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
12619 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
12620 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
12621 gen_presence_absence_set, gen_automaton, gen_regexp_el,
12622 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
12623 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
12624 add_excls, process_presence_absence_names,
12625 process_presence_absence_patterns, add_presence_absence,
12626 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
12627 get_free_state, add_arc, get_free_automata_list_el,
12628 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
12629 transform_3, cache_presence, create_ainsns, create_automata,
12630 create_state_ainsn_table, dfa_insn_code_enlarge,
12631 output_trans_func, output_min_issue_delay_func,
12632 output_dead_lock_func, output_reset_func,
12633 output_get_cpu_unit_code_func, output_dfa_start_func,
12634 expand_automata): Likewise.
12635 * genextract.c (gen_insn): Likewise.
12636 * gengtype-lex.l: Likewise.
12637 * gengtype.c (read_input_list, adjust_field_type,
12638 process_gc_options): Likewise.
12639 * genoutput.c (note_constraint): Likewise.
12640 * genpreds.c (mangle, add_constraint): Likewise.
12641 * genrecog.c (process_define_predicate, new_decision,
12642 add_to_sequence): Likewise.
12643 * gensupport.c (record_insn_name): Likewise.
12645 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12647 * config/i386/driver-i386.c (detect_caches_amd,
12648 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
12649 and/or -Wcast-qual warnings.
12650 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
12651 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
12652 gt_pch_save): Likewise.
12653 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
12654 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
12655 * global.c (compute_regsets): Likewise.
12656 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
12657 finish_graph_dump_file): Likewise.
12658 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
12659 unlink_bb_notes): Likewise.
12660 * integrate.c (get_hard_reg_initial_val): Likewise.
12661 * ipa-prop.c (ipa_push_func_to_list): Likewise.
12662 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
12663 * local-alloc.c (update_equiv_regs): Likewise.
12664 * loop-invariant.c (check_invariant_table_size,
12665 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
12667 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
12668 altered_reg_used, mark_altered): Likewise.
12669 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
12670 insert_var_expansion_initialization,
12671 combine_var_copies_in_loop_exit, apply_opt_in_copies,
12672 release_var_copies): Likewise.
12673 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
12674 analyze_matrix_decl, add_allocation_site, analyze_transpose,
12675 analyze_accesses_for_phi_node, check_var_notmodified_p,
12676 check_allocation_function, find_sites_in_func,
12677 record_all_accesses_in_func, transform_access_sites,
12678 transform_allocation_sites): Likewise.
12679 * omp-low.c (new_omp_region, create_omp_child_function_name,
12680 check_omp_nesting_restrictions, check_combined_parallel,
12681 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
12682 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
12683 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
12684 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
12686 * opts-common.c (prune_options): Likewise.
12687 * opts.c (add_input_filename, print_filtered_help,
12688 get_option_state): Likewise.
12689 * params.c (add_params): Likewise.
12690 * passes.c (set_pass_for_id, next_pass_1,
12691 do_per_function_toporder, pass_fini_dump_file): Likewise.
12692 * postreload.c (reload_cse_simplify_operands): Likewise.
12693 * predict.c (tree_predicted_by_p, tree_predict_edge,
12694 clear_bb_predictions, combine_predictions_for_bb): Likewise.
12696 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12698 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
12700 * recog.c (check_asm_operands, validate_change_1): Likewise.
12701 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
12702 subst_asm_stack_regs): Likewise.
12703 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
12704 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
12705 * regmove.c (reg_is_remote_constant_p): Likewise.
12706 * regrename.c (regrename_optimize, scan_rtx_reg,
12707 kill_clobbered_value, kill_set_value, kill_autoinc_value):
12709 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
12710 regstat_compute_calls_crossed): Likewise.
12711 * reload1.c (init_reload, new_insn_chain,
12712 has_nonexceptional_receiver, reload, copy_reloads,
12713 calculate_needs_all_insns, init_elim_table): Likewise.
12714 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
12715 * rtl.c (shallow_copy_rtx_stat): Likewise.
12716 * rtlanal.c (parms_set): Likewise.
12717 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
12718 sbitmap_resize, sbitmap_vector_alloc): Likewise.
12719 * sched-ebb.c (earliest_block_with_similiar_load,
12720 add_deps_for_risky_insns): Likewise.
12721 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
12722 schedule_region): Likewise.
12723 * see.c (eq_descriptor_pre_extension,
12724 hash_descriptor_pre_extension, hash_del_pre_extension,
12725 eq_descriptor_properties, hash_descriptor_properties,
12726 hash_del_properties, see_seek_pre_extension_expr,
12727 see_initialize_data_structures, see_print_register_properties,
12728 see_print_pre_extension_expr, see_delete_merged_def_extension,
12729 see_delete_unmerged_def_extension, see_emit_use_extension,
12730 see_pre_delete_extension, see_map_extension, see_commit_changes,
12731 see_analyze_merged_def_local_prop,
12732 see_analyze_merged_def_local_prop,
12733 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
12734 see_set_prop_merged_def, see_set_prop_unmerged_def,
12735 see_set_prop_unmerged_use, see_print_one_extension,
12736 see_merge_one_use_extension, see_merge_one_def_extension,
12737 see_store_reference_and_extension, see_update_uses_relevancy,
12738 see_update_defs_relevancy): Likewise.
12739 * statistics.c (hash_statistics_hash, hash_statistics_eq,
12740 hash_statistics_free, curr_statistics_hash): Likewise.
12741 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
12742 expand_asm_operands, expand_return, case_bit_test_cmp,
12743 expand_case): Likewise.
12744 * stor-layout.c (start_record_layout): Likewise.
12745 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
12746 gt_pch_save_stringpool): Likewise.
12747 * tree-data-ref.c (hash_stmt_vertex_info,
12748 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
12749 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
12751 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
12754 * config/i386/i386.md : Change constraints of HImode and QImode
12755 immediate operands from "i" to "n". Change SImode "ni" constraint to
12756 "i" and SImode "rmi" constraint to "g". Remove all constraints
12757 from const0_operand and const1_operand predicated operands.
12758 (i): Change QImode and HImode attribute from "i" to "n".
12759 (*subqi_2): Change HImode operands to QImode.
12762 2008-06-25 Olivier Hainque <hainque@adacore.com>
12764 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
12767 2008-06-25 Richard Guenther <rguenther@suse.de>
12769 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
12770 not overflow the result type.
12772 2008-06-25 Richard Guenther <rguenther@suse.de>
12774 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
12775 (vn_lookup): Likewise.
12777 2008-06-25 Richard Guenther <rguenther@suse.de>
12779 PR tree-optimization/35518
12780 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
12781 * tree-sra.c (instantiate_element): Use fold_build3 to build
12783 (try_instantiate_multiple_fields): Likewise.
12785 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12787 * config/rs6000/rs6000.md: Change all string instruction's clobber to
12790 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12792 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
12793 use_backchain_to_restore_sp to true
12794 if the offset of the link register save area would go over the 32k - 1
12795 offset limit of the load
12798 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
12800 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
12801 anchor for the type-punning blurb. Cross-reference "Structures
12802 unions enumerations and bit-fields implementation". Provide a
12803 cast-through-pointer example. Make final sentence self-contained.
12804 * doc/implement-c.texi (Structures unions enumerations and
12805 bit-fields implementation): Cross-reference the type-punning blurb
12806 in the -fstrict-aliasing documentation.
12808 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12810 PR middle-end/36594
12811 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
12812 the memory instead of the memory itself for the save area.
12814 2008-06-24 Olivier Hainque <hainque@adacore.com>
12815 Nicolas Roche <roche@adacore.com>
12817 * gengtype.c (srcdir_len): size_t instead of int.
12818 (get_file_realbasename): New function. For F a filename, the real
12819 basename of F, with all the path components stripped.
12820 (get_file_srcdir_relative_path): New function. For F a filename, the
12821 relative path to F from $(srcdir).
12822 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
12823 get_file_realbasename. Adjust the head comment.
12824 (get_prefix_langdir_index): New function. For F a filename, return the
12825 lang_dir_names[] relative index of the language directory that is
12827 (get_file_langdir): For F a filename, return the name of the language
12828 directory where F is located.
12829 (get_file_gtfilename): New function. The gt- output file name for an
12831 (get_output_file_with_visibility): Replace in-line computations with
12832 uses of get_file_gtfilename and get_prefix_langdir_index.
12833 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
12835 2008-06-24 Jakub Jelinek <jakub@redhat.com>
12837 PR tree-optimization/36504
12838 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
12839 references without base address.
12841 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12843 PR middle-end/36584
12844 * calls.c (expand_call): Increase alignment for recursive functions.
12846 2008-06-23 Anatoly Sokolov <aesok@post.ru>
12848 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
12849 (TARGET_FUNCTION_VALUE): New define.
12850 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
12851 * config/avr/avr.h (FUNCTION_VALUE): Remove.
12853 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12855 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
12856 (fmod<mode>3): Ditto.
12857 (remainderxf3): Ditto.
12858 (remainder<mode>3): Ditto.
12860 2008-06-23 Jakub Jelinek <jakub@redhat.com>
12863 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
12864 REG is a hard register.
12866 PR tree-optimization/36508
12867 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
12868 499, don't check it at all in release compilers.
12870 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12872 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
12873 together with SSE_TARGET_MATH to disable insn pattern.
12874 (*fop_<MODEF:mode>_2_i387): Ditto.
12875 (*fop_<MODEF:mode>_3_i387): Ditto.
12877 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
12879 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
12881 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12883 PR middle-end/34906
12884 * gimplify.c (gimplify_asm_expr): Check the return code of
12885 parse_output_constraint call, set function return and is_inout
12886 value if it failed.
12888 2008-06-22 Ian Lance Taylor <iant@google.com>
12890 * c-lex.c (narrowest_unsigned_type): Change itk to int.
12891 (narrowest_signed_type): Likewise.
12892 * c-typeck.c (c_common_type): Change local variable mclass to enum
12894 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
12895 tcc_comparison, not the tree code itself.
12896 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
12897 (c_expand_expr): Cast modifier to enum expand_modifier.
12898 * c-common.h (C_RID_CODE): Add casts.
12899 (C_SET_RID_CODE): Define.
12900 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
12901 (c_lex_one_token): Add cast to avoid warning.
12902 (c_parser_objc_type_name): Rename local typename to type_name.
12903 (check_no_duplicate_clause): Change code parameter to enum
12905 (c_parser_omp_var_list_parens): Change kind parameter to enum
12907 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
12908 c_parser_omp_list_var_parens.
12909 (c_parser_omp_threadprivate): Likewise.
12910 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
12911 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
12912 * c-format.c (NO_FMT): Define.
12913 (printf_length_specs): Use NO_FMT.
12914 (asm_fprintf_length_specs): Likewise.
12915 (gcc_diag_length_specs): Likewise.
12916 (scanf_length_specs): Likewise.
12917 (strfmon_length_specs): Likewise.
12918 (gcc_gfc_length_specs): Likewise.
12919 (printf_flag_specs): Change 0 to STD_C89.
12920 (asm_fprintf_flag_specs): Likewise.
12921 (gcc_diag_flag_specs): Likewise.
12922 (gcc_cxxdiag_flag_specs): Likewise.
12923 (scanf_flag_specs): Likewise.
12924 (strftime_flag_specs): Likewise.
12925 (strfmon_flag_specs): Likewise.
12926 (print_char_table): Likewise.
12927 (asm_fprintf_char_table): Likewise.
12928 (gcc_diag_char_table): Likewise.
12929 (gcc_tdiag_char_table): Likewise.
12930 (gcc_cdiag_char_table): Likewise.
12931 (gcc_cxxdiag_char_table): Likewise.
12932 (gcc_gfc_char_table): Likewise.
12933 (scan_char_table): Likewise.
12934 (time_char_table): Likewis.
12935 (monetary_char_table): Likewise.
12936 * c-format.h (BADLEN): Likewise.
12938 2008-06-21 Ian Lance Taylor <iant@google.com>
12940 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
12941 Define END_OF_BASE_TREE_CODES around inclusion.
12942 * tree.c (tree_code_type): New global array.
12943 (tree_code_length, tree_code_name): Likewise.
12944 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
12945 $(lang_tree_files).
12946 (all-tree.def, s-alltree): New targets.
12947 (gencheck.h, s-gencheck): Remove.
12948 (tree.o): Depend upon all-tree.def.
12949 (build/gencheck.o): Remove gencheck.h dependency.
12950 (mostlyclean): Don't remove gencheck.h.
12951 * c-common.h (enum c_tree_code): Remove.
12952 * c-lang.c (tree_code_type): Remove.
12953 (tree_code_length, tree_code_name): Remove.
12954 * gencheck.c (tree_codes): Include all-tree.def, rather than
12955 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
12957 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
12959 * cp/cp-tree.h (enum cplus_tree_code): Remove.
12960 (operator_name_info): Size to MAX_TREE_CODES.
12961 (assignment_operator_name_info): Likewise.
12962 * cp/cp-lang.c (tree_code_type): Remove.
12963 (tree_code_length, tree_code_name): Remove.
12964 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
12965 (assignment_operator_name_info): Likewise.
12966 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
12968 * cp/mangle.c (write_expression): Likewise.
12969 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
12970 * fortran/f95-lang.c (tree_code_type): Remove.
12971 (tree_code_length, tree_code_name): Remove.
12972 * java/java-tree.h (enum java_tree_code): Remove.
12973 * java/lang.c (tree_code_type): Remove.
12974 (tree_code_length, tree_code_name): Remove.
12975 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
12976 * objc/objc-act.h (enum objc_tree_code): Remove.
12977 * objc/objc-lang.c (tree_code_type): Remove.
12978 (tree_code_length, tree_code_name): Remove.
12979 * objcp/objcp-lang.c (tree_code_type): Remove.
12980 (tree_code_length, tree_code_name): Remove.
12981 * ada/ada-tree.h (enum gnat_tree_code): Remove.
12982 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
12983 * ada/misc.c (tree_code_type): Remove.
12984 (tree_code_length, tree_code_name): Remove.
12986 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
12988 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
12989 the grand_bitmap_obstack.
12991 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12993 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
12994 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
12995 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
12996 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
12997 move_stmt_r, new_label_mapper): Likewise.
12998 * tree-complex.c (cvc_lookup): Likewise.
12999 * tree-dfa.c (create_function_ann): Likewise.
13000 * tree-dump.c (dump_register): Likewise.
13001 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
13002 find_phi_replacement_condition): Likewise.
13003 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
13004 tree_function_versioning): Likewise.
13005 * tree-into-ssa.c (cmp_dfsnum): Likewise.
13006 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
13007 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
13008 get_nonlocal_debug_decl, convert_nonlocal_reference,
13009 convert_nonlocal_omp_clauses, get_local_debug_decl,
13010 convert_local_reference, convert_local_omp_clauses,
13011 convert_nl_goto_reference, convert_nl_goto_receiver,
13012 convert_tramp_reference, convert_call_expr): Likewise.
13013 * tree-outof-ssa.c (contains_tree_r): Likewise.
13014 * tree-parloops.c (reduction_phi, initialize_reductions,
13015 eliminate_local_variables_1, add_field_for_reduction,
13016 add_field_for_name, create_phi_for_local_result,
13017 create_call_for_reduction_1, create_loads_for_reductions,
13018 create_stores_for_reduction, create_loads_and_stores_for_name):
13020 * tree-phinodes.c (allocate_phi_node): Likewise.
13021 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
13022 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
13023 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
13024 * tree-ssa-coalesce.c (compare_pairs): Likewise.
13025 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
13026 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
13027 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
13028 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13029 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
13030 vn_nary_op_insert): Likewise.
13031 * tree-ssa.c (redirect_edge_var_map_add,
13032 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
13033 * tree-vectorizer.c (vectorize_loops): Likewise.
13034 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
13035 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
13036 tree_cons_stat, build1_stat, build_variant_type_copy,
13037 decl_init_priority_lookup, decl_fini_priority_lookup,
13038 decl_priority_info, decl_restrict_base_lookup,
13039 decl_restrict_base_insert, decl_debug_expr_lookup,
13040 decl_debug_expr_insert, decl_value_expr_lookup,
13041 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
13042 type_hash_add, get_file_function_name, tree_check_failed,
13043 tree_not_check_failed, tree_range_check_failed,
13044 omp_clause_range_check_failed, build_omp_clause,
13045 build_vl_exp_stat): Likewise.
13046 * value-prof.c (gimple_histogram_value,
13047 gimple_duplicate_stmt_histograms): Likewise.
13048 * var-tracking.c (attrs_list_insert, attrs_list_copy,
13049 unshare_variable, variable_union_info_cmp_pos, variable_union,
13050 dataflow_set_different_1, dataflow_set_different_2,
13051 vt_find_locations, variable_was_changed, set_variable_part,
13052 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
13053 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
13054 section_entry_hash, object_block_entry_eq,
13055 object_block_entry_hash, create_block_symbol,
13056 initialize_cold_section_name, default_function_rodata_section,
13057 strip_reg_name, set_user_assembler_name, const_desc_eq,
13058 build_constant_desc, output_constant_def, lookup_constant_def,
13059 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13060 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13061 default_internal_label): Likewise.
13062 * varray.c (varray_init, varray_grow): Likewise.
13063 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13065 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13067 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13068 operators for "test" insn. Macroize insn using SWI mode macro.
13069 (*jcc_fused_2): Ditto.
13070 (*jcc_fused_3): Macroize insn using SWI mode macro.
13071 (*jcc_fused_4): Ditto.
13073 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13075 * tree-ssa-pre.c: Fix typo in comment.
13076 (init_antic, fini_antic): Add explicit funtions for
13077 initializing and deinitializing ANTIC and AVAIL sets.
13078 (create_expression_by_pieces): Fix typo in comment.
13079 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13080 (execute_pre): Eventually dump details about ANTIC_IN.
13082 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13084 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13085 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13086 add_to_obstack, file_at_path, find_a_file, execute,
13087 add_preprocessor_option, add_assembler_option, add_linker_option,
13088 process_command, insert_wrapper, do_option_spec, do_self_spec,
13089 spec_path, do_spec_1, is_directory, main, used_arg,
13090 getenv_spec_function): Likewise.
13091 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13092 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13095 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13097 * doc/rtl.texi: Updated subreg section.
13099 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13102 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13103 node->needed and node->reachable.
13104 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13105 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13106 (expand_task_call): Don't call expand_task_copyfn.
13107 (expand_task_copyfn): Renamed to...
13108 (finalize_task_copyfn): ... this.
13110 2008-06-19 Jan Hubicka <jh@suse.cz>
13112 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13113 clobbering framepointer.
13115 2008-06-19 Jan Hubicka <jh@suse.cz>
13117 * tree-optimize.c (execute_early_local_optimizations): Set
13118 cgraph_state only at first invocation.
13120 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13122 * system.h (-Wc++-compat): Activate as a warning, no an error.
13124 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13126 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13127 instead of "#" in insn asm template.
13128 (*jcc_fused_2): Ditto.
13130 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13132 * config/i386/i386.h (ix86_tune_indices)
13133 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13134 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13135 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13136 (*jcc_fused_2): Ditto.
13137 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13138 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13139 (print operand): Handle 'E' and 'e' code.
13141 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13143 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13144 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13145 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13147 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13149 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13151 (cgraph_expand_function): Use local copy of decl.
13152 (cgraph_expand_all_functions): Remove redundant initialization of
13154 (cgraph_optimize): Reword internal_error message.
13156 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13158 * arm-protos.h (arm_return_in_memory): Remove public
13159 arm_return_in_memory() prototype.
13160 * arm.c (arm_return_in_memory): Add static prototype, add target
13161 hook macro, change definition and comments.
13162 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13164 2008-06-19 Ben Elliston <bje@au.ibm.com>
13166 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13167 real.c: Remove references to IEEE 754R.
13168 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13169 * doc/libgcc.texi (Decimal float library routines): Likewise.
13171 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13173 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13174 (default_unwind_word_mode): Add prototype.
13175 * targhooks.c (default_unwind_word_mode): New function.
13176 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13177 instead of word_mode.
13178 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13179 (TARGET_INITIALIZER): Use it.
13181 * c-common.c (handle_mode_attribute): Support "unwind_word"
13183 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13185 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13186 word_mode to access SjLj_Function_Context member "data".
13187 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13188 conversion from targetm.eh_return_filter_mode () to
13189 targetm.unwind_word_mode () if they differ.
13191 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13192 (BT_FN_UNWINDWORD_PTR): New function type.
13193 (BT_FN_WORD_PTR): Remove.
13194 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13195 * except.c (expand_builtin_extend_pointer): Convert pointer to
13196 targetm.unwind_word_mode () instead of word_mode.
13198 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13199 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13200 (spu_unwind_word_mode): New function.
13201 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13202 (TARGET_UNWIND_WORD_MODE): Define.
13203 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13205 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13207 * config/spu/spu.c (reg_align): Remove.
13208 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13209 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13210 (spu_split_store): Likewise.
13212 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13214 * gcc/tree-vn.c: Fix typo in comment.
13216 2008-06-18 Jan Hubicka <jh@suse.cz>
13218 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13219 toplevel reorder too.
13221 2008-06-18 Jan Hubicka <jh@suse.cz>
13223 * c-opts.c (c_common_post_options): PCH is not compatible with
13225 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13226 -fno-toplevel-reorder by default now.
13228 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13230 PR documentation/30739
13231 * doc/install.texi (Prerequisites): Document dependency on awk.
13233 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13234 Ian Lance Taylor <iant@google.com>
13236 PR rtl-optimization/35604
13237 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13238 only want to change jump destinations, not eventual label comparisons.
13240 2008-06-16 Jan Hubicka <jh@suse.cz>
13242 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13244 (cgraph_analyze_function): Likewise.
13246 2008-06-16 Jan Hubicka <jh@suse.cz>
13248 * cgraph.h (cgraph_mark_if_needed): New function.
13249 * cgraphunit.c (cgraph_mark_if_needed): New function.
13250 * c-decl.c (duplicate_decl): Use it.
13252 2008-06-16 Jan Hubicka <jh@suse.cz>
13254 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13257 2008-06-16 Jan Hubicka <jh@suse.cz>
13259 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13261 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13262 Kazu Hirata <kazu@codesourcery.com>
13263 Maxim Kuvyrkov <maxim@codesourcery.com
13265 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13266 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13267 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13268 EXTRA_SPEC_FUNCTIONS.
13269 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13270 (DRIVER_SELF_SPECS): Adjust.
13271 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13272 * config/mips/st.h, config/mips/t-st: New.
13273 * config/mips/driver-native.c, config/mips/x-native: New.
13274 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13277 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13279 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13281 (ISA_HAS_FP_CONDMOVE): New macro.
13282 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13283 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13284 (ISA_HAS_NMADD3_NMSUB3): New macro.
13285 * config/mips/mips.c (mips_rtx_costs): Update.
13286 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13287 compiling for ST Loongson 2E/2F.
13288 (madd<mode>): Rename to madd4<mode>. Update.
13289 (madd3<mode>): New pattern.
13290 (msub<mode>): Rename to msub4<mode>. Update.
13291 (msub3<mode>): New pattern.
13292 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13293 (nmadd3<mode>): New pattern.
13294 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13295 (nmadd3<mode>_fastmath): New pattern.
13296 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13297 (nmsub3<mode>): New pattern.
13298 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13299 (nmsub3<mode>_fastmath): New pattern.
13300 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13302 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13304 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13305 (DF_REF_INSN_INFO): New.
13306 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13307 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13308 with a NULL DF_REF_INSN_INFO.
13309 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13311 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13312 DF_INSN_INFO_EQ_USES): New.
13313 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13314 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13315 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13316 * df-core.c: Update comment for above changes.
13317 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13318 DF_INSN_UID_* macros.
13319 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13320 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13321 insn rtx. Update all callers.
13322 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13323 df_ref_create_structure, df_insn_refs_collect): Likewise.
13324 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13325 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13326 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13327 macros to access the insn refs.
13328 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13329 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13330 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13331 for accessing the refs.
13332 (try_fwprop_subst): Likewise.
13333 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13334 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13335 for accessing the refs.
13336 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13337 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13338 to look at the insn refs.
13339 (record_uses): Likewise.
13340 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13342 (mark_artificial_uses): Don't mark_insn for artificial refs.
13343 (mark_reg_rependencies): Likewise.
13345 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13347 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13349 * configure: Regenerate.
13351 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13353 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13354 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13355 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13357 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13359 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13360 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13361 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13363 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13365 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13366 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13367 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13369 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13371 * tree-ssa-sccvn.c: Fix format of comments.
13373 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13375 * cgraph.c: Remove unneeded forward declarations of eq_node()
13378 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13380 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13382 (see_update_relevancy): Likewise.
13383 * fwprop.c (try_fwprop_subst): Likewise.
13384 * rtlanal.c (noop_move_p): Likewise.
13385 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13386 notes to non-existing libcall blocks.
13387 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13389 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13390 (dead_libcall_p): Remove.
13391 (delete_trivially_dead_insns): Don't use it.
13392 * web.c (union_defs): Remove comment about keeping nops.
13393 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13394 (compute_hash_table_work): Don't track libcall notes.
13395 (do_local_cprop): Don't take libcall pointers. Don't update
13397 (adjust_libcall_notes): Deleted.
13398 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13399 ever have existed in the first place).
13400 (replace_store_insn): Don't try to remove libcall notes.
13401 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13402 (resolve_reg_notes): Don't call them.
13403 (resolve_simple_move): Likewise.
13404 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13405 Don't remove REG_RETVAL notes.
13406 * emit-rtl.c (try_split): Don't update libcall notes.
13407 (emit_copy_of_insn_after): Dito.
13408 * cselib.c (cselib_current_insn_in_libcall): Remove.
13409 (cselib_process_insn): Don't set/clear it.
13410 (new_elt_loc_list): Don't record it.
13411 (cselib_init): Don't initialize it.
13412 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13413 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13415 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13416 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13417 (init_deps): Don't initialize it.
13418 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13419 * combine.c (delete_noop_moves): Don't update libcall notes.
13420 (can_combine_p): Remove now pointless #if 0 block.
13421 (try_combine): Remove another obsolete #if 0 block.
13422 (distribute_notes): Don't distribute libcall notes.
13423 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13424 * dce.c (libcall_dead_p): Remove.
13425 (delete_unmarked_insns): Don't handle libcall blocks.
13426 (preserve_libcall_for_dce): Remove.
13427 (prescan_insns_for_dce): Don't special-case libcall block insns.
13428 * reload1 (reload): Don't handle libcall notes.
13429 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13432 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13434 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13435 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13436 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13438 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13440 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13441 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13442 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13444 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13446 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13448 2008-06-16 Ira Rosen <irar@il.ibm.com>
13450 PR tree-optimization/36493
13451 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13452 the arguments list. Use VECTYPE to create vector pointer.
13453 (vectorizable_store): Fail if accesses through a pointer to vectype
13454 do not alias the original memory reference operands.
13455 Call vect_create_data_ref_ptr without the removed argument.
13456 (vectorizable_load): Likewise.
13457 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13460 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13463 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13464 reg_equiv_constant.
13466 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13468 * config/mips/loongson2ef.md: New file.
13469 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13470 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13471 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13472 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13473 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13475 (loongson2ef.md): New include.
13476 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13477 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13478 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13479 (loongson_gt_<mode>, loongson_extract_halfword)
13480 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13481 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13482 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13483 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
13484 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
13485 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
13486 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
13487 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
13488 (vec_interleave_low<mode>): Define type attribute.
13489 * config/mips/mips.c (mips_ls2): New static variable.
13490 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
13491 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
13492 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
13493 Implement target scheduling hooks.
13494 (mips_multipass_dfa_lookahead): Update to handle tuning for
13496 (mips_sched_init): Initialize data for Loongson scheduling.
13497 (mips_ls2_variable_issue): New static function.
13498 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
13500 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
13501 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
13502 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
13503 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
13504 Handle ST Loongson 2E/2F cores.
13505 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
13507 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13509 * omp-low.c (extract_omp_for_data): Fix comment typo.
13512 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13514 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
13515 FIXME note about gcc/config.guess.
13516 * doc/options.texi (Option file format): Remove non-ASCII bytes.
13517 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
13518 * doc/cppopts.texi: Likewise.
13519 * doc/extend.texi: Likewise.
13520 * doc/gcc.texi: Likewise.
13521 * doc/gccint.texi: Likewise.
13522 * doc/gcov.texi: Likewise.
13523 * doc/gty.texi: Likewise.
13524 * doc/hostconfig.texi: Likewise.
13525 * doc/install.texi: Likewise.
13526 * doc/invoke.texi: Likewise.
13527 * doc/loop.texi: Likewise.
13528 * doc/makefile.texi: Likewise.
13529 * doc/md.texi: Likewise.
13530 * doc/passes.texi: Likewise.
13531 * doc/tm.texi: Likewise.
13532 * doc/tree-ssa.texi: Likewise.
13533 * doc/trouble.texi: Likewise.
13535 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
13536 Nathan Sidwell <nathan@codesourcery.com>
13537 Maxim Kuvyrkov <maxim@codesourcery.com>
13538 Richard Sandiford <rdsandiford@googlemail.com>
13540 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
13541 * config/mips/mips-protos.h (mips_expand_vector_init): New.
13542 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
13544 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
13545 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
13546 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
13548 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
13549 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
13550 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
13551 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
13552 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
13553 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
13554 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
13555 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
13556 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
13557 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
13558 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
13559 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
13560 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
13561 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
13562 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
13563 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
13564 (mips_builtins): Add Loongson builtins.
13565 (mips_loongson_2ef_bdesc): New.
13566 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
13567 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
13568 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
13569 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
13571 (mips_expand_vector_init): New.
13572 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
13573 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
13575 * config/mips/mips.md: Add unspec numbers for Loongson
13576 builtins. Include loongson.md.
13577 (MOVE64): Include Loongson vector modes.
13578 (SPLITF): Include Loongson vector modes.
13579 (HALFMODE): Handle Loongson vector modes.
13580 * config/mips/loongson.md: New.
13581 * config/mips/loongson.h: New.
13582 * config.gcc: Add loongson.h header for mips*-*-* targets.
13583 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
13585 2008-06-14 Joseph Myers <joseph@codesourcery.com>
13587 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
13588 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
13589 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
13590 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
13591 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
13592 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
13593 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
13594 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
13595 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
13596 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
13597 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
13598 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
13599 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
13600 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
13601 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
13602 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
13603 Remove use_fixproto=yes.
13604 (ia64*-*-hpux*): Remove comment about using fixproto.
13605 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
13607 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13609 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
13611 * configure: Regenerate.
13613 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
13615 PR middle-end/36520
13616 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
13617 before evaluating it.
13619 2008-06-13 Jakub Jelinek <jakub@redhat.com>
13622 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
13623 nested inline functions.
13624 (start_decl, start_function): Don't invert DECL_EXTERNAL
13625 for nested inline functions.
13627 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13629 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
13630 splits that must be made for correctness.
13632 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13634 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
13635 (AVAIL_NON_MIPS16): Likewise.
13636 (mips_builtin_description): Replace target_flags with a predicate.
13637 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
13638 (dspr2_32): New availability predicates.
13639 (MIPS_BUILTIN): New macro.
13640 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
13641 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
13642 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
13643 Replace the TARGET_FLAGS parameters with AVAIL parameters.
13644 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
13645 (mips_dsp_32only_bdesc): Merge into...
13646 (mips_builtins): ...this new array.
13647 (mips_bdesc_map, mips_bdesc_arrays): Delete.
13648 (mips_init_builtins): Update after above changes.
13649 (mips_expand_builtin_1): Merge into...
13650 (mips_expand_builtin): ...here and update after above changes.
13652 2008-06-12 Paul Brook <paul@codesourcery.com>
13654 * longlong.h (__arm__): Define count_leading_zeros.
13655 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
13656 (clzsi2, clzdi2): New functions.
13657 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
13658 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
13659 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
13660 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
13661 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
13662 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
13663 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
13664 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
13665 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
13666 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
13668 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
13670 * config/m68k/m68k.c (m68k_tune_flags): New.
13671 (override_options): Compute m68k_tune_flags.
13672 (MULL_COST, MULW_COST): Update for various variants of CFV2.
13673 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
13675 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13677 PR middle-end/36506
13678 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
13680 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13682 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
13683 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
13685 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13687 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
13688 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
13690 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13692 PR middle-end/36506
13693 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
13696 2008-06-12 Richard Guenther <rguenther@suse.de>
13698 PR tree-optimization/36345
13699 * tree-flow.h (struct ptr_info_def): Align escape_mask,
13700 add memory_tag_needed flag.
13701 (may_alias_p): Declare.
13702 * tree-ssa-alias.c (may_alias_p): Export.
13703 (set_initial_properties): Use memory_tag_needed flag.
13704 (update_reference_counts): Likewise.
13705 (reset_alias_info): Reset memory_tag_needed flag.
13706 (create_name_tags): Check memory_tag_needed flag.
13707 (dump_points_to_info_for): Dump it.
13708 * tree-ssa-structalias.c (struct variable_info): Remove
13709 directly_dereferenced flag.
13710 (new_var_info): Do not initialize it.
13711 (process_constraint_1): Do not set it.
13712 (update_alias_info): Set is_dereferenced flag.
13713 (set_uids_in_ptset): Use may_alias_p.
13714 (set_used_smts): Check memory_tag_needed flag.
13715 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
13716 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
13717 memory_tag_needed flag.
13718 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
13719 from broken design.
13721 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
13723 * config/i386/i386.c (ix86_compute_frame_layout): Disable
13724 red zone for w64 abi.
13725 (ix86_expand_prologue): Likewise.
13726 (ix86_force_to_memory): Likewise.
13727 (ix86_free_from_memory): Likewise.
13729 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
13732 * config/rs6000/rs6000.c (rs6000_override_options): Set
13733 rs6000_isel conditionally to the absence of comand line override.
13734 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13735 Remove duplicate rs6000_isel setting.
13736 * config/rs6000/eabispe.h: Ditto.
13738 2008-06-11 Richard Guenther <rguenther@suse.de>
13740 * alias.c (get_alias_set): Use the element alias-set for arrays.
13741 (record_component_aliases): For arrays and vectors do nothing.
13742 * c-common.c (strict_aliasing_warning): Handle the cases
13743 of alias set zero explicitly.
13744 * Makefile.in (dfp.o-warn): Add -Wno-error.
13746 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13748 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
13750 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
13751 tune_32 tune_64 to supported_defaults. Allow values not
13752 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
13753 x86_64. Do not override cpu_32 or cpu_64 values from target name.
13754 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
13755 with_cpu_64 to generic for 64-bit-supporting configurations, not
13756 with_cpu. Remove FIXMEs.
13757 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
13758 --with-arch-64, --with-tune-32, --with-tune-64): Document.
13759 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
13760 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
13761 arch_32 and arch_64.
13763 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
13764 Olivier Hainque <hainque@adacore.com>
13766 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
13767 Use DECL_SIZE_UNIT to retrieve the size of the field.
13769 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13771 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
13772 with function calls after declarations. Lay out
13773 neon_float_type_node before further use.
13775 2008-06-11 Richard Guenther <rguenther@suse.de>
13777 * tree-flow.h (may_point_to_global_var): Declare.
13778 * tree-ssa-alias.c (may_point_to_global_var): New function.
13779 * tree-ssa-sink.c (is_hidden_global_store): Use it.
13781 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
13783 * configure.ac: Teach that fido supports .debug_line.
13784 * configure: Regenerate.
13786 2008-06-10 Tom Tromey <tromey@redhat.com>
13788 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
13791 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13793 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
13794 (encode_decimal64, decode_decimal64, encode_decimal128,
13795 decode_decimal128): Reverse order of 32-bit parts of value if host
13796 and target endianness differ.
13798 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
13800 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
13801 Avoid division by 0.
13802 (tree_mod_pow2_value_transform): Likewise.
13803 (tree_ic_transform): Likewise.
13804 (tree_stringops_transform): Likewise.
13805 (tree_mod_subtract_transform): Likewise.
13806 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
13807 (copy_edges_for_bb): Likewise.
13808 (initialize_cfun): Likewise.
13810 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13812 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
13813 nonmemory_operand. Add "N" operand constraint.
13815 (*jcc_btdi_mask_rex64): New instruction and split pattern.
13816 (*jcc_btsi_mask): Ditto.
13817 (*jcc_btsi_mask_1): Ditto.
13819 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13821 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
13822 TYPE_CANONICAL for copied element type.
13824 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13827 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
13828 Add m_CORE2 and m_GENERIC.
13829 * config/i386/predicates.md (bt_comparison_operator): New predicate.
13830 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
13832 (*jcc_btdi_rex64): New instruction and split pattern.
13833 (*jcc_btsi): Ditto.
13834 (*jcc_btsi_1): Ditto.
13835 (*btsq): Fix Intel asm dialect operand order.
13839 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
13841 PR middle-end/36447
13842 * simplify-rtx.c (simplify_subreg): Add check for shift count
13845 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
13847 * doc/md.texi: Synchronize with later constraints.md change.
13848 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
13849 with a C implementation.
13850 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
13852 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
13853 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
13854 when moving to and from MD_REGNUM.
13855 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
13856 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
13857 Handle byte and halfword moves.
13858 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
13860 * config/mips/constraints.md (h): Turn into NO_REGS.
13861 (l, x): Update documentation.
13862 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
13863 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
13864 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
13865 (HILO): New mode iterator.
13867 (any_div): New code iterator.
13868 (u): Extend code attribute to div and udiv.
13869 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
13870 d_operand in the splitters. Remove redundant CONST_INT checks.
13871 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
13872 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
13873 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
13874 accordingly, using normal moves instead of unspecs to move LO into
13875 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
13876 (<u>mulsidi3): Handle expansion in C code.
13877 (<u>mulsidi3_32bit_internal): Rename to...
13878 (<u>mulsidi3_32bit): ...this.
13879 (<u>mulsidi3_32bit_r4000): Fix insn separator.
13880 (*<u>mulsidi3_64bit): Rename to...
13881 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
13882 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
13883 to set LO and HI to the multiplication result. Use a normal move
13884 for MFLO and an unspec for MFHI.
13885 (*<u>mulsidi3_64bit_parts): Replace with...
13886 (<u>mulsidi3_64bit_hilo): ...this new instruction.
13887 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
13888 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
13889 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
13890 instead of HI. Split the instruction into a separate multiplication
13891 and MFHI if !TARGET_FIX_R4000.
13892 (<su>muldi3_highpart): Likewise.
13893 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
13894 and the "=h" clobber.
13895 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
13896 (<u>mulditi3): New expander.
13897 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
13898 (madsi): Remove "=h" clobber.
13899 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
13900 Force the modulus result to be a GPR and split the instruction into
13901 a division followed by an MFHI after reload.
13902 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
13903 (*lea_high64): Use d_operand in the define_peephole2. Likewise
13904 the MIPS16 HIGH define_split.
13905 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
13906 of acc<->gpr moves to "multi".
13907 (*movdi_64bit): Replace the single "x" alternative with
13908 alternatives for moving into and out of "a".
13909 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
13910 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
13911 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
13912 Use d_operand in the splitters. Remove redundant CONST_INT checks.
13913 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
13914 (movti): New expander.
13915 (*movti, *movti_mips16): New insns.
13916 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
13917 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
13918 (mthi<GPR:mode>_<HILO:mode>): Likewise.
13919 * config/mips/predicates.md (fpr_operand): Delete.
13920 (d_operand): New predicate.
13922 2008-06-09 Michael Meissner <michael.meissner@amd.com>
13924 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
13925 failure on some Bourne shells.
13926 (x86_64-*-*): Ditto.
13928 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
13930 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
13932 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13934 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
13935 (sparc-sun-solaris2*): Likewise.
13937 2008-06-09 Arnaud Charlet <charlet@adacore.com
13939 * doc/install.texi: Update requirements to build the Ada compiler.
13941 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
13943 * df-scan.c (struct df_scan_problem_data): Remove the
13944 mw_link_pool alloc pool.
13945 (df_scan_free_internal): Don't free it.
13946 (df_scan_alloc): Don't allocate it.
13947 * df.h (struct df_link): Update comment.
13949 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
13951 * except.h: Correct checks for when SJLJ exceptions must be used.
13953 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13955 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
13958 2008-06-08 Joseph Myers <joseph@codesourcery.com>
13960 PR tree-optimization/36218
13961 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
13962 configure for the build system.
13963 (BUILD_LDFLAGS): Define.
13964 * configure: Regenerate.
13965 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
13967 2008-07-08 Anatoly Sokolov <aesok@post.ru>
13970 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
13971 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
13972 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
13974 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
13976 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
13978 2008-06-07 Joseph Myers <joseph@codesourcery.com>
13980 * config.gcc (Obsolete configurations): Remove list of
13982 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
13983 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
13984 targets matched by those patterns.
13985 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
13986 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
13987 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
13988 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
13989 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13990 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
13991 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
13992 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
13993 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
13994 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
13995 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
13996 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
13997 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
13998 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
13999 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
14000 Make code for Solaris 7 and greater unconditional for Solaris.
14001 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
14002 Remove --with-* handling.
14003 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
14004 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
14005 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
14006 LINK_OS_WINDISS_SPEC): Remove.
14007 * config/rs6000/sysv4.opt (mwindiss): Remove.
14008 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
14009 * configure: Regenerate.
14010 * doc/cpp.texi: Don't mention BeOS.
14011 * doc/extend.texi (interrupt): Don't mention MS1.
14012 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
14013 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
14014 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
14015 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
14016 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
14018 * doc/invoke.texi (MT Options): Remove.
14019 (-mwindiss): Remove.
14020 (CRIS Options): Remove cris-axis-aout references.
14021 (HPPA Options): Don't mention hppa1.1-*-pro.
14022 * doc/md.texi: (MorphoTech family): Remove.
14023 * libgcc2.c: Don't handle UWIN.
14024 * config/alpha/t-unicosmk: Remove.
14025 * config/alpha/unicosmk.h: Remove.
14026 * config/arm/kaos-arm.h: Remove.
14027 * config/arm/kaos-strongarm.h: Remove.
14028 * config/arm/strongarm-coff.h: Remove.
14029 * config/arm/strongarm-elf.h: Remove.
14030 * config/arm/strongarm-pe.h: Remove.
14031 * config/arm/t-strongarm-pe: Remove.
14032 * config/arm/t-xscale-coff: Remove.
14033 * config/arm/t-xscale-elf: Remove.
14034 * config/arm/xscale-coff.h: Remove.
14035 * config/arm/xscale-elf.h: Remove.
14036 * config/chorus.h: Remove.
14037 * config/cris/aout.h: Remove.
14038 * config/cris/aout.opt: Remove.
14039 * config/cris/t-aout: Remove.
14040 * config/i386/beos-elf.h: Remove.
14041 * config/i386/kaos-i386.h: Remove.
14042 * config/i386/ptx4-i.h: Remove.
14043 * config/i386/sco5.h: Remove.
14044 * config/i386/sco5.opt: Remove.
14045 * config/i386/sysv4-cpp.h: Remove.
14046 * config/i386/sysv5.h: Remove.
14047 * config/i386/t-beos: Remove.
14048 * config/i386/t-sco5: Remove.
14049 * config/i386/t-uwin: Remove.
14050 * config/i386/uwin.asm: Remove.
14051 * config/i386/uwin.h: Remove.
14052 * config/kaos.h: Remove.
14053 * config/mips/windiss.h: Remove.
14054 * config/mt: Remove directory.
14055 * config/pa/pa-osf.h: Remove.
14056 * config/pa/pa-pro-end.h: Remove.
14057 * config/pa/t-pro: Remove.
14058 * config/ptx4.h: Remove.
14059 * config/rs6000/beos.h: Remove.
14060 * config/rs6000/kaos-ppc.h: Remove.
14061 * config/rs6000/t-beos: Remove.
14062 * config/rs6000/windiss.h: Remove.
14063 * config/sh/kaos-sh.h: Remove.
14064 * config/sol2-6.h: Remove.
14065 * config/sparc/sol26-sld.h: Remove.
14066 * config/sparc/sysv4-only.h: Remove.
14067 * config/vax/bsd.h: Remove.
14068 * config/vax/t-memfuncs: Remove.
14069 * config/vax/ultrix.h: Remove.
14070 * config/vax/vaxv.h: Remove.
14071 * config/windiss.h: Remove.
14073 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14075 PR rtl-optimization/36438
14076 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14077 for vector shifts with constant scalar shift operands.
14079 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14081 * doc/invoke.texi: Document -march=xlr.
14082 * config/mips/xlr.md: New file.
14083 * config/mips/mips.md: Include it.
14085 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14086 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14087 (mips_rtx_cost_data): Likewise.
14089 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14091 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14092 PRE_INC and PRE_DEC cases.
14094 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14096 PR rtl-optimization/36419
14097 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14098 the emitting jump insn.
14101 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14102 is not bool, boolify the whole *expr_p and convert to the desired type.
14104 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14106 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14107 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14108 Add omp_private_outer_ref hook, add another argument to
14109 omp_clause_default_ctor hook.
14110 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14111 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14112 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14113 hook_tree_tree_tree_tree_null.
14114 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14115 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14116 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14117 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14118 * tree.def (OMP_TASK): New tree code.
14119 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14120 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14121 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14122 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14123 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14124 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14125 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14126 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14127 (OMP_DIRECTIVE_P): Add OMP_TASK.
14128 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14129 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14130 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14131 and OMP_CLAUSE_UNTIED entries.
14132 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14134 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14135 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14136 * tree-pretty-print.c (dump_omp_clause): Handle
14137 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14138 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14139 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14140 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14141 warning about unsigned iterators. Change decl/init/cond/incr
14142 arguments to TREE_VECs, check arguments for all collapsed loops.
14143 (c_finish_omp_taskwait): New function.
14144 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14146 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14147 default_function_array_conversion on init. Add par_clauses argument.
14148 If decl is present in parallel's lastprivate clause, change it to
14149 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14150 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14151 collapse count in clauses.
14152 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14153 c_parser_omp_for_loop callers.
14154 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14155 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14156 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14157 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14159 (c_parser_omp_clause_schedule): Handle schedule(auto).
14160 Include correct location in the error message.
14161 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14162 and PRAGMA_OMP_CLAUSE_UNTIED.
14163 (OMP_TASK_CLAUSE_MASK): Define.
14164 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14165 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14166 * tree-nested.c (convert_nonlocal_omp_clauses,
14167 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14168 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14169 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14170 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14172 (conver_nonlocal_reference, convert_local_reference,
14173 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14174 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14175 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14176 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14177 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14178 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14179 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14180 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14181 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14183 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14184 * c-common.h (c_finish_omp_taskwait): New prototype.
14185 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14186 * tree-parloops.c (create_parallel_loop): Create 1 entry
14187 vectors for OMP_FOR_{INIT,COND,INCR}.
14188 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14189 (make_edges): Handle OMP_TASK.
14190 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14191 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14192 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14193 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14194 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14195 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14196 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14197 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14198 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14199 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14200 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14201 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14202 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14203 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14204 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14205 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14206 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14207 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14208 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14209 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14210 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14211 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14212 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14213 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14214 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14215 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14216 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14217 original iterator is present in lastprivate clause or if
14218 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14219 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14220 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14221 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14222 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14223 if it is set, lookup var in outer contexts too. Handle
14224 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14225 to be implicitly determined firstprivate for task regions.
14226 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14227 if it is set, lookup var in outer contexts too. Set
14228 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14229 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14230 OMP_CLAUSE_UNTIED. Take region_type as last argument
14231 instead of in_parallel and in_combined_parallel.
14232 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14234 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14235 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14236 (new_omp_context): Set default_kind to
14237 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14238 (omp_region_type): New enum.
14239 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14240 fields, add region_type.
14241 (new_omp_context): Take region_type as argument instead of is_parallel
14242 and is_combined_parallel.
14243 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14244 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14245 ctx->is_combined_parallel checks.
14246 (gimplify_omp_task): New function.
14247 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14249 * omp-low.c (extract_omp_for_data): Use schedule(static)
14250 for schedule(auto). Handle pointer and unsigned iterators.
14251 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14252 Add loops argument. Extract data for collapsed OMP_FOR loops.
14253 (expand_parallel_call): Assert sched_kind isn't auto,
14254 map runtime schedule to index 3.
14255 (struct omp_for_data_loop): New type.
14256 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14257 Add loop, loops, collapse and iter_type fields.
14258 (workshare_safe_to_combine_p): Disallow combined for if
14259 iter_type is unsigned long long. Don't combine collapse > 1 loops
14260 unless all bounds and steps are constant. Adjust extract_omp_for_data
14262 (expand_omp_for_generic): Handle pointer, unsigned and long long
14263 iterators. Handle collapsed OMP_FOR loops. Adjust
14264 for struct omp_for_data changes. If libgomp function doesn't return
14265 boolean_type_node, add comparison of the return value with 0.
14266 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14267 pointer, unsigned and long long iterators. Adjust for struct
14268 omp_for_data changes.
14269 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14270 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14271 unsigned long long. Allocate loops array, pass it to
14272 extract_omp_for_data. For collapse > 1 loops use always
14273 expand_omp_for_generic.
14274 (omp_context): Add sfield_map and srecord_type fields.
14275 (is_task_ctx, lookup_sfield): New functions.
14276 (use_pointer_for_field): Use is_task_ctx helper. Change first
14277 argument's type from const_tree to tree. Clarify comment.
14278 In OMP_TASK disallow copy-in/out sharing.
14279 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14280 (install_var_field): Add mask argument. Populate both record_type
14281 and srecord_type if needed.
14282 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14284 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14285 and DECL_FIELD_OFFSET.
14286 (scan_sharing_clauses): Adjust install_var_field callers. For
14287 firstprivate clauses on explicit tasks allocate the var by value in
14288 record_type unconditionally, rather than by reference.
14289 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14290 Use is_taskreg_ctx instead of is_parallel_ctx.
14291 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14292 (create_omp_child_function_name): Add task_copy argument, use
14293 *_omp_cpyfn* names if it is true.
14294 (create_omp_child_function): Add task_copy argument, if true create
14295 *_omp_cpyfn* helper function.
14296 (scan_omp_parallel): Adjust create_omp_child_function callers.
14297 Rename parallel_nesting_level to taskreg_nesting_level.
14298 (scan_omp_task): New function.
14299 (lower_rec_input_clauses): Don't run constructors for firstprivate
14300 explicit task vars which are initialized by *_omp_cpyfn*.
14301 Pass outer var ref to omp_clause_default_ctor hook if
14302 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14303 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14304 OMP_CLAUSE_REDUCTION_INIT.
14305 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14306 avoid duplicate setting of fields. Handle
14307 OMP_CLAUSE_PRIVATE_OUTER_REF.
14308 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14309 copy-out if TREE_READONLY, only copy-in.
14310 (expand_task_copyfn): New function.
14311 (expand_task_call): New function.
14312 (struct omp_taskcopy_context): New type.
14313 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14315 (lower_omp_parallel): Rename to...
14316 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14317 Call create_task_copyfn if srecord_type is needed. Adjust
14319 (task_shared_vars): New variable.
14320 (check_omp_nesting_restrictions): Warn if work-sharing,
14321 barrier, master or ordered region is closely nested inside OMP_TASK.
14322 Add warnings for barrier if closely nested inside of work-sharing,
14323 ordered, or master region.
14324 (scan_omp_1): Call check_omp_nesting_restrictions even for
14325 GOMP_barrier calls. Rename parallel_nesting_level to
14326 taskreg_nesting_level. Handle OMP_TASK.
14327 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14328 work-sharing construct, continue looking for them on parent parallel
14330 (lower_omp_for_lastprivate): Add lastprivate clauses
14331 to the beginning of dlist rather than end. Adjust for struct
14332 omp_for_data changes.
14333 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14334 not after it. Handle collapsed OMP_FOR loops, adjust for
14335 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14336 (get_ws_args_for): Adjust extract_omp_for_data caller.
14337 (scan_omp_for): Handle collapsed OMP_FOR
14338 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14339 (lower_omp_single_simple): If libgomp function doesn't return
14340 boolean_type_node, add comparison of the return value with 0.
14341 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14342 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14343 (parallel_nesting_level): Rename to...
14344 (taskreg_nesting_level): ... this.
14345 (is_taskreg_ctx): New function.
14346 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14347 of is_parallel_ctx.
14348 (execute_lower_omp): Rename parallel_nesting_level to
14349 taskreg_nesting_level.
14350 (expand_omp_parallel): Rename to...
14351 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14352 Call omp_task_call for OMP_TASK regions.
14353 (expand_omp): Adjust caller, handle OMP_TASK.
14354 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14356 * bitmap.c (bitmap_default_obstack_depth): New variable.
14357 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14358 if argument is NULL and bitmap_default_obstack is already initialized.
14359 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14361 * matrix-reorg.c (matrix_reorg): Likewise.
14363 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14365 * config/i386/i386.md (*indirect_jump): Macroize using P
14366 mode iterator. Remove !TARGET_64BIT from insn constraints.
14367 (*tablejump_1): Ditto.
14368 (*indirect_jump_rex64): Remove insn pattern.
14369 (*tablejump_1_rex64): Ditto.
14370 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14371 and eh_return_si insn patterns.
14373 2008-06-06 Richard Guenther <rguenther@suse.de>
14375 * tree-ssa-structalias.c (merge_smts_into): Remove.
14376 (find_what_p_points_to): Do not bother to compute the
14377 points-to set for pt_anything pointers.
14378 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14379 for pt_anything pointers is ok.
14381 2008-06-06 Jan Hubicka <jh@suse.cz>
14383 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14385 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14387 * cgraph.c: Fix typos in comments.
14388 (cgraph_availability_names): Fix string typo.
14389 * fold-const.c: Fix typos in comments.
14390 (fold_binary): Fix typo in warning.
14391 * genautomata.c: Fix typos in comments.
14392 (check_presence_pattern_sets): Fix typo in local variable.
14393 (output_description): Fix typo in output.
14394 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14395 * hwint.h: Likewise.
14396 * matrix-reorg.c (check_allocation_function): Likewise.
14397 * omega.c (smooth_weird_equations): Likewise.
14398 * auto-inc-dec.c: Fix typos in comments.
14399 * bb-reorder.c: Likewise.
14400 * builtins.c: Likewise.
14401 * c-common.c: Likewise.
14402 * c-cppbuiltin.c: Likewise.
14403 * c-parser.c: Likewise.
14404 * c-pretty-print.c: Likewise.
14405 * cfgcleanup.c: Likewise.
14406 * cfgexpand.c: Likewise.
14407 * cfghooks.c: Likewise.
14408 * cfglayout.c: Likewise.
14409 * cfgloopmanip.c: Likewise.
14410 * cgraphunit.c: Likewise.
14411 * coverage.c: Likewise.
14412 * dbxout.c: Likewise.
14413 * df-byte-scan.c: Likewise.
14414 * df-core.c: Likewise.
14415 * df-problems.c: Likewise.
14416 * df-scan.c: Likewise.
14418 * dominance.c: Likewise.
14419 * domwalk.c: Likewise.
14421 * dwarf2out.c: Likewise.
14422 * emit-rtl.c: Likewise.
14423 * et-forest.c: Likewise.
14424 * function.c: Likewise.
14425 * function.h: Likewise.
14427 * gcov-io.c: Likewise.
14428 * gcov.c: Likewise.
14429 * gcse.c: Likewise.
14430 * genattrtab.c: Likewise.
14431 * ggc-page.c: Likewise.
14432 * gimplify.c: Likewise.
14433 * gthr-lynx.h: Likewise.
14434 * haifa-sched.c: Likewise.
14435 * ipa-cp.c: Likewise.
14436 * ipa-inline.c: Likewise.
14437 * ipa-prop.h: Likewise.
14438 * ipa-pure-const.c: Likewise.
14439 * ipa-struct-reorg.c: Likewise.
14440 * ipa-struct-reorg.h: Likewise.
14441 * ipa-type-escape.c: Likewise.
14443 * loop-doloop.c: Likewise.
14444 * mips-tfile.c: Likewise.
14445 * mkmap-flat.awk: Likewise.
14446 * mkmap-symver.awk: Likewise.
14447 * modulo-sched.c: Likewise.
14448 * omp-low.c: Likewise.
14449 * optabs.c: Likewise.
14450 * optabs.h: Likewise.
14451 * opts.c: Likewise.
14452 * passes.c: Likewise.
14453 * postreload-gcse.c: Likewise.
14454 * postreload.c: Likewise.
14455 * predict.c: Likewise.
14456 * pretty-print.h: Likewise.
14457 * profile.c: Likewise.
14458 * protoize.c: Likewise.
14459 * ra-conflict.c: Likewise.
14460 * real.c: Likewise.
14461 * recog.c: Likewise.
14462 * regclass.c: Likewise.
14463 * regs.h: Likewise.
14464 * reload.c: Likewise.
14465 * rtl-error.c: Likewise.
14466 * rtlanal.c: Likewise.
14467 * scan.h: Likewise.
14468 * sched-rgn.c: Likewise.
14470 * stmt.c: Likewise.
14471 * target.h: Likewise.
14472 * tree-dfa.c: Likewise.
14473 * tree-eh.c: Likewise.
14474 * tree-flow-inline.h: Likewise.
14475 * tree-inline.c: Likewise.
14476 * tree-into-ssa.c: Likewise.
14477 * tree-loop-distribution.c: Likewise.
14478 * tree-nested.c: Likewise.
14479 * tree-parloops.c: Likewise.
14480 * tree-pass.h: Likewise.
14481 * tree-pretty-print.c: Likewise.
14482 * tree-profile.c: Likewise.
14483 * tree-scalar-evolution.c: Likewise.
14484 * tree-sra.c: Likewise.
14485 * tree-ssa-alias-warnings.c: Likewise.
14486 * tree-ssa-ccp.c: Likewise.
14487 * tree-ssa-coalesce.c: Likewise.
14488 * tree-ssa-dom.c: Likewise.
14489 * tree-ssa-dse.c: Likewise.
14490 * tree-ssa-forwprop.c: Likewise.
14491 * tree-ssa-live.c: Likewise.
14492 * tree-ssa-live.h: Likewise.
14493 * tree-ssa-loop-im.c: Likewise.
14494 * tree-ssa-loop-ivopts.c: Likewise.
14495 * tree-ssa-loop-niter.c: Likewise.
14496 * tree-ssa-loop-prefetch.c: Likewise.
14497 * tree-ssa-phiopt.c: Likewise.
14498 * tree-ssa-phiprop.c: Likewise.
14499 * tree-ssa-sccvn.c: Likewise.
14500 * tree-ssa-ter.c: Likewise.
14501 * tree-ssa-threadupdate.c: Likewise.
14502 * tree-ssa.c: Likewise.
14503 * tree-vect-analyze.c: Likewise.
14504 * tree-vect-transform.c: Likewise.
14505 * tree-vectorizer.c: Likewise.
14506 * tree-vn.c: Likewise.
14507 * tree-vrp.c: Likewise.
14508 * tree.c: Likewise.
14509 * tree.def: Likewise.
14510 * tree.h: Likewise.
14511 * unwind-dw2-fde.c: Likewise.
14512 * unwind.inc: Likewise.
14513 * value-prof.c: Likewise.
14514 * vmsdbgout.c: Likewise.
14516 2008-06-05 David Edelsohn <edelsohn@gnu.org>
14518 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
14519 always place FP constants in the TOC for TARGET_POWERPC64.
14520 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
14522 2008-06-05 Joseph Myers <joseph@codesourcery.com>
14524 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
14525 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
14526 enable for TARGET_E500_DOUBLE.
14527 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
14528 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
14529 floating-point modes like integer modes for E500 double.
14530 (rs6000_legitimate_offset_address_p): Likewise.
14531 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
14532 addressing for DDmode for E500 double.
14533 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
14534 modes as using 64-bits of registers for E500 double.
14535 (spe_build_register_parallel): Do not handle DDmode or TDmode.
14536 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
14537 specially for E500 double.
14538 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
14539 TDmode for E500 double.
14540 (rs6000_gimplify_va_arg): Only handle SDmode in registers
14541 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
14542 (rs6000_split_multireg_move): Do not handle TDmode specially for
14544 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
14545 using 64-bit registers for E500 double.
14546 (emit_frame_save): Do not handle DDmode specially for E500 double.
14547 (gen_frame_mem_offset): Likewise.
14548 (rs6000_function_value): Do not call spe_build_register_parallel
14549 for DDmode or TDmode.
14550 (rs6000_libcall_value): Likewise.
14551 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
14552 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
14555 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
14557 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
14560 2008-06-04 Junjie Gu <jgu@tensilica.com>
14562 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
14563 comparison for frame pointers.
14565 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14568 * config/avr/avr.h (PUSH_ROUNDING): Remove.
14570 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14573 * builtins.c (expand_builtin_signbit): Don't take lowpart when
14574 register is already smaller or equal to required mode.
14576 2008-06-04 Xinliang David Li <davidxl@google.com>
14578 * tree-call-cdce.c: New file.
14579 (cond_dead_built_in_calls): New static variable.
14580 (input_domain): New struct.
14581 (check_pow): New function.
14582 (check_builtin_call): Ditto.
14583 (check_target_format): Ditto.
14584 (is_call_dce_candidate): Ditto.
14585 (gen_one_condition): Ditto.
14586 (gen_conditions_for_domain): Ditto.
14587 (get_domain): Ditto.
14588 (gen_conditions_for_pow_cst_base): Ditto.
14589 (gen_conditions_for_pow_int_base): Ditto.
14590 (gen_conditions_for_pow): Ditto.
14591 (get_no_error_domain): Ditto.
14592 (gen_shrink_wrap_conditions): Ditto.
14593 (shrink_wrap_one_built_in_call): Ditto.
14594 (shink_wrap_conditional_dead_built_in_calls): Ditto.
14595 (tree_call_cdce): Ditto.
14596 (gate_call_cdce): Ditto.
14597 (pass_call_cdce): New gimple pass.
14598 * passes.c: (init_optimization_passes): New pass.
14599 * tree-pass.h: New pass declaration.
14600 * opts.c (decode_options): New flag setting.
14601 * common.opt: Add -ftree-builtin-call-dce flag.
14602 * Makefile.in: Add new source file.
14603 * tempvar.def: New tv_id.
14604 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
14606 2008-06-04 Richard Guenther <rguenther@suse.de>
14608 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
14609 (is_call_clobbered): Always check var_ann->call_clobbered.
14610 (mark_call_clobbered): Always set var_ann->call_clobbered.
14611 (clear_call_clobbered): Always clear var_ann->call_clobbered.
14612 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
14613 (reset_alias_info): Clear call clobbering info on MTAGs and
14615 (set_pt_anything): Set pt_global_mem.
14616 (create_tag_raw): Adjust comment.
14617 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
14619 2008-06-04 Joseph Myers <joseph@codesourcery.com>
14620 Maxim Kuvyrkov <maxim@codesourcery.com>
14622 * config/m68k/m68k.opt (mxgot): New option.
14623 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
14624 (m68k_output_addr_const_extra): New.
14625 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
14626 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
14627 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
14628 * doc/invoke.texi (M680x0 Options): Document -mxgot.
14630 2008-06-04 Richard Guenther <rguenther@suse.de>
14632 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
14633 negative or non-representable offsets.
14635 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
14637 * config/i386/i386.c (ix86_gen_leave): New.
14638 (ix86_gen_pop1): Likewise.
14639 (ix86_gen_add3): Likewise.
14640 (ix86_gen_sub3): Likewise.
14641 (ix86_gen_sub3_carry): Likewise.
14642 (ix86_gen_one_cmpl2): Likewise.
14643 (ix86_gen_monitor): Likewise.
14644 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
14645 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
14646 ix86_gen_one_cmpl2 and ix86_gen_monitor.
14647 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
14648 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
14649 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
14650 (ix86_expand_epilogue): Updated.
14651 (print_operand): Handle integer register operand for 'z'.
14652 (ix86_expand_strlensi_unroll_1): Likewise.
14653 (ix86_expand_strlen): Likewise.
14654 (ix86_expand_builtin): Likewise.
14655 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
14656 mov{q}/mov{l} and add{q}/add{l}.
14658 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14660 * config/i386/i386.md (P): New mode iterator.
14661 (SFmode push_operand splitter): Macroize DImode and SImode pushes
14662 using P mode iterator.
14663 (DFmode push_operand splitter): Ditto.
14664 (XFmode push_operand splitter): Ditto.
14665 (DFmode float_extend SFmode push_operand splitter): Ditto.
14666 (XFmode float_extend SFmode push_operand splitter): Do not generate
14667 SImode pushes for 64bit target. Macroize Dimode and SImode
14668 pushes using P mode iterator.
14669 (XFmode float_extend DFmode push_operand splitter): Ditto.
14671 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14673 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
14674 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
14675 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
14676 return type to int.
14677 (ix86_call_abi_override): Remove check for call_used_regs.
14679 2008-06-03 Richard Guenther <rguenther@suse.de>
14681 * tree-ssa-structalias.c (find_func_aliases): Add constraints
14682 for the lhs of calls if the return type contains pointers.
14684 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14686 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
14687 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
14688 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
14689 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
14690 of cfun and DEFAULT_ABI to deceide abi mode.
14691 (DEFAULT_ABI): New.
14692 (REG_PARM_STACK_SPACE): Removed.
14693 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
14694 (STACK_BOUNDARY): Use default target to deceide stack boundary.
14695 * config/i386/i386-protos.h (ix86_cfun_abi): New.
14696 (ix86_function_abi): Likewise.
14697 (ix86_function_type_abi): Likewise.
14698 (ix86_call_abi_override): Likewise.
14699 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
14700 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
14701 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
14702 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
14704 (X86_64_REGPARM_MAX): New.
14705 (X86_64_SSE_REGPARM_MAX): New.
14706 (X64_REGPARM_MAX): New.
14707 (X64_SSE_REGPARM_MAX): New.
14708 (X86_32_REGPARM_MAX): New.
14709 (X86_32_SSE_REGPARM_MAX): New.
14710 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
14711 (ix86_function_regparm): Handle user calling abi.
14712 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
14713 by DEFAULT_ABI versus SYSV_ABI check.
14714 (ix86_reg_parm_stack_space): New.
14715 (ix86_function_type_abi): New.
14716 (ix86_call_abi_override): New.
14717 (ix86_function_abi): New.
14718 (ix86_cfun_abi): New.
14719 (init_cumulative_args): Call abi specific initialization.
14720 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
14721 (function_arg_64): Extend SSE_REGPARM_MAX check.
14722 (function_arg (): Remove TARGET_64BIT_MS_ABI.
14723 (ix86_pass_by_reference): Likewise.
14724 (ix86_function_value_regno_p): Likewise.
14725 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
14726 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
14727 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
14728 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
14729 (setup_incoming_varargs_64): Adjust regparm for call abi.
14730 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
14731 (ix86_va_start): Likewise.
14732 (ix86_gimplify_va_arg): Likewise.
14733 (ix86_expand_prologue): Likewise.
14734 (output_pic_addr_const): Likewise.
14735 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
14736 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
14737 (x86_output_mi_thunk): Likewise.
14738 (x86_function_profiler): Likewise.
14739 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
14740 (SYSV_ABI, MS_ABI): New constants.
14741 (DEFAULT_ABI): New.
14742 (init_regs): Add prototype of function in regclass.c file.
14743 (OVERRIDE_ABI_FORMAT): New.
14744 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
14745 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
14746 (OUTGOING_REG_PARM_STACK_SPACE): New.
14747 (ix86_reg_parm_stack_space): New prototype.
14748 (CUMULATIVE_ARGS): Add call_abi member.
14749 (machine_function): Add call_abi member.
14750 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
14751 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
14753 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
14756 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
14757 (avr_builtin_setjmp_frame_value): New function.
14758 * config/avr/avr.md (nonlocal_goto_receiver): Define.
14759 (nonlocal_goto): Define.
14761 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
14763 * config/mips/mips.c (mips_emit_loadgp): Return early if
14764 there is nothing do to, otherwise emit a blockage if
14765 !TARGET_EXPLICIT_RELOCS || crtl->profile.
14766 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
14768 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14770 * configure.ac: Drop unneeded backslash ending up in config.in.
14771 * acinclude.m4: Likewise.
14772 * config.in: Regenerate.
14774 2008-05-26 Jan Hubicka <jh@suse.cz>
14776 * predict.c (maybe_hot_frequency_p): Break out of...
14777 (maybe_hot_bb_p): ... here.
14778 (maybe_hot_edge_p): New.
14779 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
14780 * basic-block.h (maybe_hot_edge_p): Declare.
14782 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14784 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
14785 (*cmpfp_<mode>_cc): Ditto.
14786 (*fp_jcc_8<mode>_387): Ditto.
14787 (*fop_<MODEF:mode>_2_i387): Ditto.
14788 (*fop_<MODEF:mode>_3_i387): Ditto.
14789 (*fop_xf_2_i387): Ditto.
14790 (*fop_xf_3_i387): Ditto.
14792 2008-06-02 Tomas Bily <tbily@suse.cz>
14794 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
14796 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14798 * config/mips/mips.c (mips_valid_offset_p): New function.
14799 (mips_valid_lo_sum_p): Likewise.
14800 (mips_classify_address): Use them.
14801 (mips_force_address): New function.
14802 (mips_legitimize_address): Use it.
14803 * config/mips/mips.md (MOVE128): New mode iterator.
14804 (movtf): Require TARGET_64BIT. Remove empty strings.
14805 (*movtf_internal): Rename to...
14806 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
14807 of "R" and use {,fp}{load,store} attributes instead of "multi".
14808 Use a separate define_split.
14809 (*movtf_mips16): New pattern.
14811 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14813 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
14814 * config/mips/mips.c (mips_expand_before_return): New function.
14815 (mips_expand_epilogue): Call it.
14816 * config/mips/mips.md (return): Turn into a define_expand.
14817 (*return): New insn.
14819 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14821 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
14822 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
14823 functions. Do not emit uses and clobbers of CONCATs; individually
14824 use and clobber their operands.
14825 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
14826 gen_clobber, emit_use and gen_use.
14827 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
14828 (expand_builtin_return): Likewise.
14829 * cfgbuild.c (count_basic_blocks): Likewise.
14830 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
14831 * explow.c (emit_stack_restore): Likewise.
14832 * expmed.c (extract_bit_field_1): Likewise.
14833 * expr.c (convert_move, emit_move_complex_parts): Likewise.
14834 (emit_move_multi_word, store_constructor): Likewise.
14835 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
14836 (thread_prologue_and_epilogue_insns): Likewise.
14837 * lower-subreg.c (resolve_simple_move): Likewise.
14838 * optabs.c (widen_operand, expand_binop): Likewise.
14839 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
14840 * reload.c (find_reloads): Likewise.
14841 * reload1.c (eliminate_regs_in_insn): Likewise.
14842 * stmt.c (expand_nl_goto_receiver): Likewise.
14843 * config/alpha/alpha.md (builtin_longjmp): Likewise.
14844 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
14845 * config/arm/arm.c (arm_load_pic_register): Likewise.
14846 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
14847 * config/arm/arm.md (untyped_return): Likewise.
14848 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
14849 * config/avr/avr.c (expand_prologue): Likewise.
14850 * config/bfin/bfin.c (do_unlink): Likewise.
14851 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
14852 * config/cris/cris.c (cris_expand_prologue): Likewise.
14853 * config/darwin.c (machopic_indirect_data_reference): Likewise.
14854 (machopic_legitimize_pic_address): Likewise.
14855 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
14856 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
14857 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
14858 (ix86_expand_convert_uns_didf_sse): Likewise.
14859 (ix86_expand_vector_init_general): Likewise.
14860 * config/ia64/ia64.md (eh_epilogue): Likewise.
14861 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
14862 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
14863 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
14864 (config/iq2000/iq2000.c): Likewise.
14865 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
14866 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
14867 (builtin_longjmp): Likewise.
14868 * config/mn10300/mn10300.md (call, call_value): Likewise.
14869 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
14870 * config/pdp11/pdp11.md (abshi2): Likewise.
14871 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14872 * config/s390/s390.c (s390_emit_prologue): Likewise.
14873 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
14874 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
14875 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
14876 * config/sh/sh.c (prepare_move_operands): Likewise.
14877 (output_stack_adjust, sh_expand_epilogue): Likewise.
14878 (sh_set_return_address, sh_expand_t_scc): Likewise.
14879 * config/sparc/sparc.c (load_pic_register): Likewise.
14880 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
14881 * config/spu/spu.c (spu_expand_epilogue): Likewise.
14882 * config/v850/v850.c (expand_epilogue): Likewise.
14884 2008-05-31 Anatoly Sokolov <aesok@post.ru>
14886 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
14887 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
14888 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
14889 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
14890 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
14891 stack pointer register.
14892 (output_movhi): Remove code for interrupt specific writing to the
14893 stack pointer register.
14895 2008-05-31 Richard Guenther <rguenther@suse.de>
14897 PR tree-optimization/34244
14898 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
14899 (tree_expr_nonzero_warnv_p): Likewise.
14900 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14901 ssa_name_nonnegative_p.
14902 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
14903 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
14904 not tree_expr_nonzero_warnv_p.
14906 PR tree-optimization/36262
14908 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
14910 PR tree-optimization/34244
14911 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
14912 (record_numbers_of_iterations): New function.
14913 (execute_vrp): Cache the numbers of iterations of loops.
14914 * tree-scalar-evolution.c (scev_reset_except_niters):
14916 (scev_reset): Use scev_reset_except_niters.
14917 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
14919 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
14921 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
14922 __WORKAROUND_RETS when appropriate.
14924 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14926 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
14927 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
14929 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
14930 *fop_df_comm_sse insn patterns using MODEF mode iterator.
14931 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
14932 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
14933 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
14934 *fop_df_1_mixed insn patterns using MODEF mode iterator.
14935 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
14936 *fop_df_1_sse insn patterns using MODEF mode iterator.
14937 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
14938 *fop_df_1_i387 insn patterns using MODEF mode iterator.
14939 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
14940 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
14941 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
14942 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
14943 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
14944 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
14945 (*fop_xf_4_i387): Use <MODE> for mode attribute.
14946 (*fop_xf_5_i387): Ditto.
14947 (*fop_xf_6_i387): Ditto.
14949 2008-05-30 Richard Guenther <rguenther@suse.de>
14951 * builtins.c (build_string_literal): Avoid generating
14952 a non-gimple_val result.
14954 2008-05-30 DJ Delorie <dj@redhat.com>
14956 * exec-tool.in: Use an environment variable (private) instead of a
14957 file (shared) as a semaphore, so as to not break parallel builds.
14959 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14961 * optabs.c (maybe_encapsulate_block): Remove.
14962 (emit_libcall_block): Adjust accordingly.
14963 * optabs.h (maybe_encapsulate_block): Remove prototype.
14965 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
14966 Don't use maybe_encapsulate_block.
14968 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14970 * config/rs6000/rs6000.c (rs6000_legitimize_address,
14971 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
14972 rtx is a SYMBOL_REF before calling get_pool_constant.
14974 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
14976 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
14978 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
14980 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
14981 rather than OS names to choose INO_T_EQ definition.
14982 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
14983 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
14985 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
14988 * config/darwin-f.c: New.
14989 * config/t-darwin: Added rule to build darwin-f.o.
14990 * config.gcc: Defined new variable, fortran_target_objs.
14991 (*-*-darwin*): Set fortran_target_objs.
14992 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
14993 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
14994 * configure: Regenerated.
14996 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
14999 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
15000 canonical type if needed.
15002 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
15004 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
15006 2008-05-29 Richard Guenther <rguenther@suse.de>
15008 PR tree-optimization/36343
15009 PR tree-optimization/36346
15010 PR tree-optimization/36347
15011 * tree-flow.h (clobber_what_p_points_to): Declare.
15012 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
15013 pointed-to variable is dereferenced is irrelevant to whether
15014 the pointer can access the pointed-to variable.
15015 (clobber_what_p_points_to): New function.
15016 * tree-ssa-alias.c (set_initial_properties): Use it.
15017 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
15018 call clobber check for NMTs.
15020 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15022 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
15023 for printing gcov_type.
15025 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15027 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
15028 and the eh region information.
15029 * value-prof.c (gimple_move_stmt_histograms): New function.
15030 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
15032 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
15034 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
15036 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15038 * value-prof.c (tree_ic_transform): Print counts.
15039 * tree-profile.c (tree_gen_ic_func_profiler):
15040 Clear __gcov_indreict_call_callee variable to avoid misattribution
15043 2008-05-28 Rafael EspÃndola <espindola@google.com>
15045 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
15048 2008-05-28 Richard Guenther <rguenther@suse.de>
15050 PR tree-optimization/36339
15051 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
15052 and clobbering code out of the loop.
15054 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15056 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15059 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15060 s390_contiguous_bitmask_p, s390_symref_operand_p,
15061 s390_check_symref_alignment, s390_reload_larl_operand,
15062 s390_reload_symref_address): New functions.
15063 (s390_branch_condition_mnemonic): Support compare and branch
15065 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15066 and 'W' constraints.
15067 (s390_secondary_reload): Add secondary reloads for unaligned
15068 symbol refs or symbol refs to floating point or QI/TI mode
15070 (legitimate_address_p): Accept symbol references as addresses.
15071 (s390_expand_insv): Use rotate and insert selected bits
15072 instruction for insv when building for z10.
15073 (print_operand_address): Handle symbol ref addresses.
15074 (print_operand): Output modifier 'c' added for signed byte values.
15075 (s390_encode_section_info): Mark symbol refs with
15076 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15078 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15079 (length attribute): RRF, RRR have 4 byte length.
15080 (FPALL, INTALL): New mode iterators added.
15081 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15082 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15083 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15084 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15085 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15086 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15087 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15088 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15090 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15091 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15092 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15093 reload<INTALL:mode><P:mode>_toreg_z10,
15094 reload<FPALL:mode><P:mode>_tomem_z10,
15095 reload<FPALL:mode><P:mode>_toreg_z10,
15096 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15097 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15098 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15099 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15101 (movmem, clrmem, cmpmem): New splitters added.
15103 * config/s390/predicates.md (larl_operand): Use
15104 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15105 SYMBOL_REF_ALIGN1_P.
15106 (s390_signed_integer_comparison,
15107 s390_unsigned_integer_comparison): New predicates.
15109 * config/s390/s390-protos.h (s390_check_symref_alignment,
15110 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15111 s390_reload_symref_address,
15112 s390_compare_and_branch_condition_mask): Prototypes added.
15114 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15115 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15116 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15118 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15120 * config/s390/s390.c (z10_cost): New cost function for z10.
15121 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15122 (s390_issue_rate): Adjust issue rate for z10.
15123 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15124 (processor_flags): Add PF_Z10.
15125 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15126 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15127 * gcc/config.gcc: Add z10.
15129 2008-05-28 Richard Guenther <rguenther@suse.de>
15131 PR tree-optimization/36291
15132 * tree-flow. h (struct gimple_df): Remove var_anns member.
15133 * tree-flow-inline.h (gimple_var_anns): Remove.
15134 (var_ann): Simplify.
15135 * tree-dfa.c (create_var_ann): Simplify.
15136 (remove_referenced_var): Clear alias info from var_anns of globals.
15137 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15138 (delete_tree_ssa): Clear alias info from var_anns of globals.
15139 Do not free var_anns.
15140 (var_ann_eq): Remove.
15141 (var_ann_hash): Likewise.
15143 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15145 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15146 and loongson2f entries.
15147 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15148 * config/mips/mips.h (processor_type): Add Loongson-2E
15149 and Loongson-2F entries.
15150 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15151 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15152 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15153 * doc/invoke.texi (MIPS Options): Document loongson2e
15154 and loongson2f processor names.
15156 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15160 * config/i386/i386.c (ix86_function_arg_boundary): Use
15161 alignment of canonical type.
15162 (ix86_expand_vector_move): Check unaligned memory access for
15165 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15167 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15168 Moved to the front of file.
15170 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15171 H.J. Lu <hongjiu.lu@intel.com>
15173 * dwarf2out.c (current_fde): New.
15175 (lookup_cfa:): Likewise.
15176 (dwarf2out_end_epilogue): Likewise.
15177 (dwarf2out_note_section_used): Likewise.
15179 2008-05-27 Michael Matz <matz@suse.de>
15182 * c.opt (Wenum-compare): New warning option.
15183 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15185 2008-05-27 Michael Matz <matz@suse.de>
15187 PR middle-end/36326
15188 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15190 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15191 into memory as tail calls.
15193 2008-05-27 Richard Guenther <rguenther@suse.de>
15195 PR tree-optimization/36339
15196 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15197 pointers cause all addressable variables to be call clobbered.
15199 2008-05-27 Richard Guenther <rguenther@suse.de>
15201 PR tree-optimization/36245
15202 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15204 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15206 * config/s390/s390.md: Replace all occurences of the 'm'
15207 constraint with 'RT'.
15209 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15211 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15213 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15215 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15216 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15217 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15219 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15221 * reload.c: (find_reloads): Skip alternatives according to the
15222 "enabled" attribute. Constify the constraint variable.
15223 * recog.c (get_attr_enabled): Add default implementation.
15224 (extract_insn): Set the alternative_enabled_p array
15225 in the recog_data struct.
15226 (preprocess_constraints, constrain_operands): Skip
15227 alternatives according to the "enabled" attribute
15228 * recog.h (struct recog_data): New field alternative_enabled_p.
15229 (skip_alternative): New inline function.
15230 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15231 (record_reg_classes): Skip alternative according to the
15232 "enabled" attribute.
15234 * doc/md.texi: Add documention for the "enabled" attribute.
15236 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15238 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15239 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15240 constraint with TARGET_MEM_CONSTRAINT.
15241 * recog.c (asm_operand_ok, preprocess_constraints,
15242 constrain_operands): Likewise.
15243 * regclass.c (record_reg_classes): Likewise.
15244 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15245 * reload1.c (maybe_fix_stack_asms): Likewise.
15246 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15247 * recog.h: Adjust comment.
15248 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15249 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15250 * doc/md.texi: Add a note to description of 'm' constraint.
15251 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15253 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15255 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15256 that the bitfield is of integral type before testing its precision.
15258 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15259 Sa Liu <saliu@de.ibm.com>
15261 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15262 __modti3, __udivti3, __umodti3 and __udivmodti4.
15263 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15264 that implement TImode mul and div functions.
15265 * config/spu/multi3.c: New. Implement __multi3.
15266 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15267 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15270 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15272 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15273 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15274 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15275 tls_sysv_suffix): New mode and mode attribute iterators.
15276 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15277 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15278 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15279 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15280 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15283 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15285 PR tree-optimization/36329
15286 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15287 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15288 * cgraphbuild.c (initialize_inline_failed): Use the latter
15289 macro in lieu of the former.
15290 * ipa-inline.c (cgraph_mark_inline): Likewise.
15291 (cgraph_decide_inlining_of_small_function): Likewise.
15292 (cgraph_decide_inlining): Likewise.
15293 (cgraph_decide_inlining_incrementally): Likewise.
15295 2008-05-26 Tristan Gingold <gingold@adacore.com>
15296 Anatoly Sokolov <aesok@post.ru>
15298 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15299 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15300 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15301 optimization for 'avr6' architecture.
15303 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15306 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15308 2008-05-26 Richard Guenther <rguenther@suse.de>
15310 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15311 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15313 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15315 PR middle-end/36253
15316 * caller-save.c (insert_restore): Verify alignment of spill space.
15317 (insert_save): Likewise.
15318 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15319 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15320 (STACK_SLOT_ALIGNMENT): Likewise.
15321 * function.c (LOCAL_ALIGNMENT): Removed.
15322 (get_stack_local_alignment): New.
15323 (assign_stack_local): Use it. Set alignment on stack slot.
15324 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15325 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15326 (STACK_SLOT_ALIGNMENT): New.
15327 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15328 stack slot in XFmode.
15330 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15332 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15335 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15336 argument operand in rax isn't removed.
15338 2008-05-26 Richard Guenther <rguenther@suse.de>
15340 PR middle-end/36300
15341 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15342 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15344 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15347 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15349 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15351 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15352 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15354 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15356 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15357 build a trampoline if we don't want one.
15358 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15359 return zero for nested functions if we don't want a trampoline.
15361 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15363 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15365 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15368 * c.opt: Removed undocumented option '-lang-fortran'.
15369 * c-common.h: Removed global variable 'lang_fortran'.
15370 * c-opts.c (c_common_handle_option): Removed code to handle
15371 option '-lang-fortran'. Updated includes.
15372 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15373 definition of '__GFORTRAN__'.
15374 (define__GNUC__): Reimplemented to use BASEVER and
15375 cpp_define_formatted.
15376 (builtin_define_with_value_n): Removed.
15377 * c-incpath.h: Renamed to ...
15378 * incpath.h: ... this.
15379 * c-incpath.c: Renamed to ...
15380 * incpath.c: ... this. Updated includes.
15381 * fix-header.c: Updated includes.
15382 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15383 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15384 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15386 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15388 * tree.h: Update the table of flags used on tree nodes.
15389 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15390 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15391 (FORCED_LABEL): Add access check.
15392 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15393 (ASM_INPUT_P): Likewise.
15394 (ASM_VOLATILE_P): Likewise.
15395 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15396 (OMP_SECTION_LAST): Access private_flag directly.
15397 (OMP_RETURN_NOWAIT): Likewise.
15398 (OMP_PARALLEL_COMBINED): Likewise.
15399 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15400 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15401 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15402 deprecated_flag directly.
15404 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15406 * final.c (frame_pointer_needed): Removed.
15407 * flags.h (frame_pointer_needed): Likewise.
15409 * function.h (rtl_data): Add frame_pointer_needed.
15410 (frame_pointer_needed): New.
15412 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15414 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15416 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15418 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15421 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15423 * c-common.c (strip_array_types): Move function to..
15425 (get_inner_array_type): Delete.
15426 * c-common.h (strip_array_types): Move declaration to..
15428 (get_inner_array_type): Delete.
15429 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15430 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15431 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15432 * config/pa/pa.c (emit_move_sequence): Likewise.
15434 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15436 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15439 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15441 * function.c: Include target hook for nonlocal_goto frame value.
15443 2008-05-24 Richard Guenther <rguenther@suse.de>
15445 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15446 variable can be only accessed through a pointer or a union.
15448 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15450 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15451 * doc/extend.texi: Likewise.
15453 2008-05-23 DJ Delorie <dj@redhat.com>
15455 * config/m32c/jump.md (untyped_call): Add.
15457 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15458 for A24 to PSImode.
15459 (m32c_address_cost): Detail costs for indirect offsets.
15461 2008-05-23 Rafael EspÃndola <espindola@google.com>
15463 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15464 if a node is a SUBREG.
15465 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15468 2008-05-23 Paul Brook <paul@codesourcery.com>
15469 Carlos O'Donell <carlos@codesourcery.com>
15471 * doc/extend.texi: Clarify use of __attribute__((naked)).
15472 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15473 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15474 * function.c (use_register_for_decl): Use
15475 targetm.calls.allocate_stack_slots_for_args.
15476 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15477 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15478 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15480 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15482 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
15484 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
15486 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
15487 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
15488 is only rounded once.
15490 2008-05-23 Richard Guenther <rguenther@suse.de>
15492 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
15494 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
15495 Jakub Jelinek <jakub@redhat.com>
15498 * configure.ac: Handle --enable-cld.
15499 * configure: Regenerated.
15500 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
15501 * config/i386/i386.h (struct machine_function): Add needs_cld field.
15502 (ix86_current_function_needs_cld): New define.
15503 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
15504 (cld): New isns pattern.
15505 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
15506 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
15507 * config/i386/i386.opt (mcld): New option.
15508 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
15509 TARGET_CLD and ix86_current_function_needs_cld.
15510 (override_options): Use -mcld by default for 32-bit code if
15513 * doc/install.texi (Options specification): Document --enable-cld.
15514 * doc/invoke.texi (Machine Dependent Options)
15515 [i386 and x86-64 Options]: Add -mcld option.
15516 (Intel 386 and AMD x86-64 Options): Document -mcld option.
15518 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
15519 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
15520 (return_in_memory_64): Likewise.
15521 (return_in_memory_ms_64): Likewise.
15523 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15525 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
15526 * builtins.c (fold_builtin_fpclassify): New.
15527 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
15528 * builtins.def (BUILT_IN_FPCLASSIFY): New.
15529 * c-common.c (handle_type_generic_attribute): Adjust to accept
15530 fixed arguments before an elipsis.
15531 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
15532 * doc/extend.texi: Document __builtin_fpclassify.
15534 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
15536 * omp-low.c (gate_expand_omp_ssa): Remove.
15537 (pass_expand_omp_ssa): Remove.
15538 (gate_expand_omp): Do not check for flag_openmp_ssa.
15539 * common.opt (-fopenmp-ssa): Remove.
15540 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
15542 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
15544 * config/sh/sh.opt (mfixed-range): New option.
15545 * config/sh/sh-protos.h (sh_fix_range): Declare.
15546 * config/sh/sh.c (sh_fix_range): New function.
15547 * config/sh/sh.h (sh_fixed_range_str): Declare.
15548 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
15550 * doc/invoke.texi (SH Options): Document -mfixed-range.
15552 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
15554 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
15555 it before the redeclaration.
15557 2008-05-22 Anatoly Sokolov <aesok@post.ru>
15559 * config/avr/avr.c (get_sequence_length): Add new function.
15560 (expand_prologue, expand_epilogue): Remove duplicate code.
15562 2008-05-22 Rafael EspÃndola <espindola@google.com>
15564 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
15567 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
15569 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
15570 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
15572 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
15573 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
15574 (vect_update_misalignment_for_peel): Likewise.
15575 (vector_alignment_reachable_p): Likewise.
15576 * tree-vect-transform.c (vectorizable_load): Likewise.
15577 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
15578 (get_vectype_for_scalar_type): Pass mode of scalar_type
15579 to UNITS_PER_SIMD_WORD.
15581 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
15582 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
15583 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
15584 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
15585 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
15587 2008-05-22 Ira Rosen <irar@il.ibm.com>
15589 PR tree-optimization/36293
15590 * tree-vect-transform.c (vect_transform_strided_load): Don't check
15591 if the first load must be skipped because of a gap.
15593 2008-05-22 Richard Guenther <rguenther@suse.de>
15595 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
15596 more cases of offset disambiguation that is possible if
15597 strict-aliasing rules apply.
15598 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
15599 for basic offset and type-based disambiguation.
15601 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15603 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
15604 ix86_expand_vector_set on V16QImode for SSE4.1.
15606 2008-05-21 Tom Tromey <tromey@redhat.com>
15608 * c.opt (Wimport): Mark as undocumented.
15609 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
15611 (Warning Options): Likewise.
15612 * doc/cppopts.texi: Don't mention -Wimport.
15614 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
15616 PR tree-optimization/36287
15617 PR tree-optimization/36286
15618 * lambda-code.c (build_access_matrix): Do not use the loop->num
15619 for computing the number of induction variables: use the loop depth
15622 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
15625 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
15626 option -f(no-)leading-underscore.
15628 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15630 * config/i386/i386.c (ix86_expand_vector_init_general): Use
15631 GET_MODE_NUNITS (mode).
15633 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
15635 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
15636 (-mmulhw): Add 464 to description.
15637 (-mdlmzb): Likewise.
15638 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
15639 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
15641 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
15642 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
15643 * config/rs6000/rs6000.md: Update comments for 464.
15645 2008-05-21 Janis Johnson <janis187@us.ibm.com>
15647 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
15649 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15651 * config/i386/sse.md (vec_extractv4sf): Removed.
15652 (vec_extractv2df): Likewise.
15653 (vec_extractv2di): Likewise.
15654 (vec_extractv4si): Likewise.
15655 (vec_extractv8hi): Likewise.
15656 (vec_extractv16qi): Likewise.
15657 (vec_extract<mode>): New.
15659 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15661 * config/i386/sse.md (vec_setv4sf): Removed.
15662 (vec_setv2df): Likewise.
15663 (vec_setv2di): Likewise.
15664 (vec_setv4si): Likewise.
15665 (vec_setv8hi): Likewise.
15666 (vec_setv16qi): Likewise.
15667 (vec_set<mode>): New.
15669 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15671 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
15672 goto for vec_concat and vec_interleave.
15674 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15676 * config/i386/sse.md (vec_initv4sf): Removed.
15677 (vec_initv2df): Likewise.
15678 (vec_initv2di): Likewise.
15679 (vec_initv4si): Likewise.
15680 (vec_initv8hi): Likewise.
15681 (vec_initv16qi): Likewise.
15682 (vec_init<mode>): New.
15684 2008-05-21 Joseph Myers <joseph@codesourcery.com>
15686 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
15688 2008-05-21 Tom Tromey <tromey@redhat.com>
15690 * ggc-zone.c (lookup_page_table_if_allocated): New function.
15691 (zone_find_object_offset): Likewise.
15692 (gt_ggc_m_S): Likewise.
15693 (highest_bit): Likewise.
15694 * ggc-page.c (gt_ggc_m_S): New function.
15695 * stringpool.c (string_stack): Remove.
15696 (init_stringpool): Update.
15697 (ggc_alloc_string): Use ggc_alloc.
15698 (maybe_delete_ident): New function.
15699 (ggc_purge_stringpool): Likewise.
15700 (gt_ggc_m_S): Remove.
15701 * ggc-common.c (ggc_protect_identifiers): New global.
15702 (ggc_mark_roots): Call ggc_purge_stringpool. Use
15703 ggc_protect_identifiers.
15704 * ggc.h (ggc_protect_identifiers): Declare.
15705 (gt_ggc_m_S): Update.
15706 (ggc_purge_stringpool): Declare.
15707 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
15708 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
15710 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
15712 2008-05-21 David S. Miller <davem@davemloft.net>
15714 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
15717 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
15719 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
15722 2008-05-20 David Daney <ddaney@avtrex.com>
15724 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
15725 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
15726 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15727 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15728 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
15729 (atomic_hiqi_op): New define_code_iterator.
15730 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
15731 mips_expand_compare_and_swap_12.
15732 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
15733 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
15734 (sync_<optab><mode>, sync_old_<optab><mode>,
15735 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
15736 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
15737 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
15738 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
15739 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
15740 (test_and_set_12): New insn.
15741 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
15742 sync_new_<optab><mode>, sync_old_nand<mode>,
15743 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
15744 clobber to operand 0 for SI and DI mode insns.
15745 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
15746 mips_gen_fn_4): New typedefs.
15747 (mips_gen_fn_ptrs): Define new union type.
15748 (mips_expand_compare_and_swap_12): Remove declaration.
15749 (mips_expand_atomic_qihi): Declare function.
15750 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
15751 (mips_expand_atomic_qihi): ... this. Use new generator function
15753 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
15754 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
15755 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
15756 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
15757 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
15758 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
15759 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
15760 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
15761 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
15762 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
15765 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
15767 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
15770 2008-05-20 Anatoly Sokolov <aesok@post.ru>
15772 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
15773 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
15774 (avr_attribute_table): Add 'OS_main' function attribute.
15775 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
15776 functions with 'OS_main' attribute.
15778 2008-05-20 Richard Guenther <rguenther@suse.de>
15780 PR tree-optimization/35204
15781 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
15782 helper, split out from ...
15783 (DFS): ... here. Make the DFS walk non-recursive.
15785 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
15786 Jan Sjodin <jan.sjodin@amd.com>
15788 PR tree-optimization/36181
15789 * tree-parloops.c (loop_has_vector_phi_nodes): New.
15790 (parallelize_loops): Don't parallelize when the loop has vector
15793 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15794 Sebastian Pop <sebastian.pop@amd.com>
15796 * tree-loop-linear.c (gather_interchange_stats): Look in the access
15797 matrix, and never look at the tree representation of the memory
15799 (linear_transform_loops): Computes parameters and access matrices.
15800 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
15802 (access_matrix_get_index_for_parameter): New.
15803 * tree-data-ref.h (struct access_matrix): New.
15804 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
15805 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
15806 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
15807 am_vector_index_for_loop): New.
15808 (struct data_reference): Add field access_matrix.
15809 (DR_ACCESS_MATRIX): New.
15810 (compute_data_dependences_for_loop): Update declaration.
15811 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
15812 * lambda.h (lambda_vector_vec_p): Declared.
15813 * lambda-code.c: Depend on pointer-set.h.
15814 (lambda_collect_parameters_from_af, lambda_collect_parameters,
15815 av_for_af_base, av_for_af, build_access_matrix,
15816 lambda_compute_access_matrices): New.
15817 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
15819 2008-05-20 Joseph Myers <joseph@codesourcery.com>
15821 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
15822 $SOURCEDIR/include.
15824 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15825 Sebastian Pop <sebastian.pop@amd.com>
15827 PR tree-optimization/36206
15828 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
15830 (instantiate_scev_1): Rename flags to fold_conversions.
15831 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
15832 outeside instantiation_loop.
15833 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
15834 (evolution_function_is_affine_or_constant_p): Removed.
15835 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
15837 (analyze_siv_subscript): Pass in the loop nest number.
15838 Call evolution_function_is_affine_in_loop instead of
15839 evolution_function_is_affine_p.
15840 (analyze_overlapping_iterations): Pass in the loop nest number.
15842 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15843 Sebastian Pop <sebastian.pop@amd.com>
15845 PR tree-optimization/36206
15846 * tree-chrec.h (chrec_fold_op): New.
15847 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
15850 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
15852 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
15854 (remove_duplicates): Do not set inode on non-inode systems.
15857 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
15859 * config.gcc (tm_file): Update comments about relative pathnames.
15861 2008-05-20 Richard Guenther <rguenther@suse.de>
15863 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
15864 * tree-ssa-sccvn.c (process_scc): Likewise.
15865 * tree-ssa-sink.c (execute_sink_code): Likewise.
15866 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
15867 * tree-vrp.c (process_assert_insertions): Likewise.
15868 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15869 (perform_tree_ssa_dce): Likewise.
15870 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15871 (dump_dominator_optimization_stats): Likewise.
15872 * tree-vectorizer.c (vectorize_loops): Likewise.
15874 2008-05-20 Richard Guenther <rguenther@suse.de>
15876 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
15878 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
15880 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
15881 (ix86_i386elf_return_in_memory): Likewise.
15882 (ix86_i386interix_return_in_memory): Likewise.
15883 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
15884 (SUBTARGET_RETURN_IN_MEMORY): New.
15885 * config/i386/i386elf.h: Likewise.
15886 * config/i386/ptx4-i.h: Likewise.
15887 * config/i386/sol2-10.h: Likewise.
15888 * config/i386/sysv4.h: Likewise.
15889 * config/i386/vx-common.h: Likewise.
15890 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
15891 * config/i386/i386.c (ix86_return_in_memory): Made static and
15892 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
15893 (ix86_i386elf_return_in_memory): Removed.
15894 (ix86_i386interix_return_in_memory): Removed.
15895 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
15896 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
15898 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
15900 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
15902 2008-05-19 Xinliang David Li <davidxl@google.com>
15904 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
15906 * common.opt: Ditto.
15907 * doc/invoke.texi: Ditto.
15909 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
15911 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
15912 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
15914 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15916 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
15917 sizes of operand array from 8/4 to 4/2.
15918 (ix86_expand_vector_init_general): Change size of operand array
15919 from 32 to 16. Remove op0, op1 and half_mode.
15921 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15923 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
15924 (ix86_expand_vector_init_interleave): Likewise.
15925 (ix86_expand_vector_init_general): Use them. Assert
15926 word_mode == SImode when n_words == 4.
15928 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
15930 * config/i386/i386.c (ix86_secondary_reload): New static function.
15931 (TARGET_SECONDARY_RELOAD): New define.
15932 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
15933 * config/i386/i386.md (reload_outqi): Remove.
15935 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15937 PR middle-end/35509
15938 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
15939 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
15940 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
15941 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
15942 (fold_builtin_1): Likewise.
15943 * builtins.def (BUILT_IN_ISINF_SIGN): New.
15944 c-common.c (check_builtin_function_arguments): Handle
15945 BUILT_IN_ISINF_SIGN.
15946 * doc/extend.texi: Document __builtin_isinf_sign.
15947 * fold-const.c (operand_equal_p): Handle COND_EXPR.
15949 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
15951 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
15952 EH cleanup at the end of the pass, search for those that have been
15953 turned into forwarder blocks and do the cleanup on their successor.
15955 2008-05-18 Richard Guenther <rguenther@suse.de>
15957 * tree-cfg.c (verify_gimple_expr): Allow conversions from
15958 pointers to sizetype and vice versa.
15960 2008-05-18 Xinliang David Li <davidxl@google.com>
15962 * gcc/tree-ssa-dce.c: Coding style fix.
15963 (check_pow): Documentation comment.
15964 (check_log): Documenation comment. Coding style fix.
15965 (is_unnecessary_except_errno_call): Ditto.
15966 (gen_conditions_for_pow): Ditto.
15967 (gen_conditions_for_log): Ditto.
15968 (gen_shrink_wrap_conditions): Ditto.
15969 (shrink_wrap_one_built_in_calls): Ditto.
15970 * gcc/doc/invoke.texi: Better documentation string.
15971 * ChangeLog: Fix wrong change log entries from
15972 May 17 checkin on function call DCE.
15974 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
15976 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
15978 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15980 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
15981 * df-problems.c (simulation routines): Fixed block comment to
15982 properly say how to add forwards scanning functions.
15984 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15986 * tree-inline.c (setup_one_parameter): Remove dead code.
15988 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15990 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
15991 a BIT_AND_EXPR only for an INTEGER_TYPE.
15993 2008-05-17 Xinliang David Li <davidxl@google.com>
15995 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
15996 (check_pow, check_log, is_unnecessary_except_errno_call): New
15997 functions to check for eliminating math functions that are pure
15998 except for setting errno.
15999 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
16000 general condition expressions for shrink-wrapping pow/log calls.
16001 (gen_shrink_wrap_conditions): Ditto.
16002 (shrink_wrap_one_built_in_call): Ditto.
16003 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
16004 (mark_operand_necessary): If debugging, output if OP is necessary.
16005 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
16007 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
16009 * gcc/common.opt: New user flag -ftree-builtin-dce.
16010 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
16012 2008-05-16 David S. Miller <davem@davemloft.net>
16014 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
16015 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16017 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
16020 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
16022 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16024 * ifcvt.c (dead_or_predicable): Rename
16025 df_simulate_one_insn_backwards to df_simulate_one_insn.
16026 * recog.c (peephole2_optimize): Ditto.
16027 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
16029 * df.h: Rename df_simulate_one_insn_backwards to
16030 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
16031 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
16032 scanning of defs and uses.
16033 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
16034 (df_simulate_one_insn_forwards): Removed.
16036 2008-05-16 Doug Kwan <dougkwan@google.com>
16038 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
16040 (real_from_string): Handle NaNs and Inf as approriate.
16042 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16044 * doc/gty.texi (Source Files Containing Type Information): Note
16045 that headers should appear first in the gtfiles list.
16047 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16049 * tree.def (COND_EXEC): Properly documented this code.
16051 2008-05-16 Diego Novillo <dnovillo@google.com>
16053 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
16054 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16057 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16059 * tree-ssa-dse (max_stmt_uid): Removed.
16060 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16061 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16062 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16063 * function.h (cfun.last_stmt_uid): New field.
16064 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16065 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16067 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16068 (create_stmt_ann): Initialize the ann->uid field.
16069 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16071 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16073 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16075 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16076 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16077 (init_empty_tree_cfg): Call it.
16079 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16081 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16084 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16086 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16087 * tree-dump.c (dump_options): New verbose option.
16088 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16090 * tree-pass.h (TDF_VERBOSE): New dump flag.
16091 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16092 (tree-flow.h): Added include.
16093 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16095 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16097 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16099 From Jie Zhang <jie.zhang@analog.com>
16100 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16101 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16102 mcpu=bf561-none and mcpu=bf561-0.2.
16103 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16104 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16105 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16106 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16107 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16108 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16109 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16111 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16112 (cputype_selected): Remove.
16113 (bfin_handle_option): Don't use cputype_selected.
16114 (override_options): When no mcpu option, enable all workarounds.
16115 Don't use bfin_workarounds.
16116 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16118 (DEFAULT_CPU_TYPE): Don't define.
16120 2008-05-16 Richard Guenther <rguenther@suse.de>
16122 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16123 on deletion of the last stmt.
16125 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16127 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16128 V8HImode for SSE2 and V16QImode for SSE4.1.
16130 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16132 * cgraph.h (compute_inline_parameters): Made public.
16133 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16134 variable_generate_summary, function_write_summary,
16135 variable_write_summary, variable_read_summary. Added generate_summary,
16136 write_summary, read_summary.
16137 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16138 pass_ipa_inline.function_generate_summary, to
16139 compute_inline_parameters.
16140 * ipa-inline.c (compute_inline_parameters): Made public and added
16142 (compute_inline_parameters_for_current): New function.
16143 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16144 (inline_generate_summary): Removed parameter and made to loop over
16146 (pass_ipa_inline): Updated for new IPA_PASS structure.
16147 * passes.c (execute_ipa_summary_passes): Now is called once per
16148 pass rather than once per node*pass.
16150 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16152 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16153 avr_have_mul_p, avr_asm_only_p): Remove variables.
16154 (avr_override_options): Remove initialization of removed variables.
16155 (avr_file_start): Convert removed variables to fields of
16156 'struct base_arch_s *avr_current_arch'.
16157 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16158 (AVR_HAVE_MUL): (Ditto.).
16159 (AVR_HAVE_MOVW): (Ditto.).
16160 (AVR_HAVE_LPMX): (Ditto.).
16161 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16162 avr_asm_only_p): Remove declaration.
16164 2008-05-15 Diego Novillo <dnovillo@google.com>
16166 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16167 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16169 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16171 PR middle-end/36194
16172 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16173 Don't call record_truncated_value from here.
16174 (record_truncated_value): Turn it into a for_each_rtx callback.
16175 (record_truncated_values): New function.
16176 (combine_instructions): Call note_uses with record_truncated_values.
16177 Change name of check_conversion to check_promoted_subreg.
16179 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16181 * doc/sourcebuild.texi: Document support for torture tests.
16183 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16185 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16186 to alternative 4 of operand 2.
16188 2008-05-15 Richard Guenther <rguenther@suse.de>
16190 * tree-pass.h (current_pass): Declare.
16191 (get_pass_for_id): Likewise.
16192 * passes.c (passes_by_id, passes_by_id_size): New globals.
16193 (set_pass_for_id): New function.
16194 (get_pass_for_id): Likewise.
16195 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16196 (execute_function_todo): Flush per function statistics.
16197 * toplev.c (compile_file): Init statistics.
16198 (general_init): Do early statistics initialization.
16199 (finalize): Finish statistics.
16200 * statistics.h (statistics_early_init): Declare.
16201 (statistics_init): Likewise.
16202 (statistics_fini): Likewise.
16203 (statistics_fini_pass): Likewise.
16204 (statistics_counter_event): Likewise.
16205 (statistics_histogram_event): Likewise.
16206 * statistics.c: New file.
16207 * Makefile.in (OBJS-common): Add statistics.o.
16208 (statistics.o): Add dependencies.
16209 * doc/invoke.texi (-fdump-statistics): Document.
16211 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16212 (insert): Likewise.
16213 (execute_pre): Use statistics_counter_event.
16214 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16215 (substitute_and_fold): Increment it. Use statistics_counter_event.
16217 2008-05-15 Diego Novillo <dnovillo@google.com>
16219 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16221 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16222 * tree-ssa-alias.c (new_type_alias): Remove references to
16223 sub-variables from comment.
16224 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16226 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16228 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16229 attribute to 1 only for insertps alternative.
16231 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16233 * config/bfin/bfin.md (loadbytes): New pattern.
16234 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16235 (bfin_init_builtins): Initialize it.
16236 (bdesc_1arg): Add it.
16238 2008-05-15 Sa Liu <saliu@de.ibm.com>
16240 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16241 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16242 * testsuite/lib/target-supports.exp: Add
16243 check_effective_target_fortran_integer_16.
16245 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16247 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16248 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16249 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16250 (TARGET_RETURN_IN_MEMORY): Define.
16252 2008-05-15 Richard Guenther <rguenther@suse.de>
16254 PR middle-end/36244
16255 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16256 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16257 represent unmodifiable vars.
16259 2008-05-15 Richard Guenther <rguenther@suse.de>
16261 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16262 INDIRECT_REF and TARGET_MEM_REF.
16263 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16266 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16267 H.J. Lu <hongjiu.lu@intel.com>
16269 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16270 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16271 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16272 insn alternatives. Add missing alternatives.
16273 (*vec_concatv2di_rex64_sse4_1): Likewise.
16274 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16275 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16276 Require TARGET_SSE.
16278 2008-05-15 Richard Guenther <rguenther@suse.de>
16280 PR tree-optimization/36009
16281 PR tree-optimization/36204
16282 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16283 (determine_invariantness_stmt): Record the loop a store is
16284 always executed in.
16285 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16288 2008-05-15 Richard Guenther <rguenther@suse.de>
16290 PR tree-optimization/34330
16291 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16292 through the pointer will alias the SMT.
16294 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16296 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16298 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16300 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16302 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16303 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16305 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16306 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16307 (vashl_optab): New optab for vector/vector shifts.
16308 (vashr_optab): Ditto.
16309 (vlshr_optab): Ditto.
16310 (vrotl_optab): Ditto.
16311 (vrotr_optab): Ditto.
16312 (optab_subtype): New enum for optab_for_tree_code call.
16313 (optab_for_tree_code): Add enum optab_subtype argument.
16315 * optabs.c (optab_for_tree_code): Take an additional argument to
16316 distinguish between a vector shift by a scalar and vector shift by
16317 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16318 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16319 vector shift by a vector.
16320 (expand_widen_pattern_expr): Pass additional argument to
16321 optab_for_tree_code.
16323 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16324 vrotl_optab, vrotr_optab.
16326 * expr.c (expand_expr_real_1): Update calls to
16327 optab_for_tree_code to distinguish between vector shifted by a
16328 scalar and vector shifted by a vector.
16329 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16330 (supportable_narrowing_operation): Ditto.
16331 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16332 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16333 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16334 (vect_create_epilog_for_reduction): Ditto.
16335 (vectorizable_reduction): Ditto.
16336 (vectorizable_operation): Ditto.
16337 (vect_strided_store_supported): Ditto.
16338 (vect_strided_load_supported): Ditto.
16339 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16340 * expmed.c (expand_shift): Ditto.
16342 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16344 (ashr@var{m}3): Ditto.
16345 (vashl@var{m}3): Document new vector/vector shift standard name.
16346 (vashr@var{m}3): Ditto.
16347 (vlshr@var{m}3): Ditto.
16348 (vrotl@var{m}3): Ditto.
16349 (vrotr@var{m}3): Ditto.
16351 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16352 (PPERM_INVERT): Ditto.
16353 (PPERM_REVERSE): Ditto.
16354 (PPERM_REV_INV): Ditto.
16355 (PPERM_ZERO): Ditto.
16356 (PPERM_ONES): Ditto.
16357 (PPERM_SIGN): Ditto.
16358 (PPERM_INV_SIGN): Ditto.
16359 (PPERM_SRC1): Ditto.
16360 (PPERM_SRC2): Ditto.
16362 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16363 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16364 allows a memory operand to be the value being added, and split it
16365 to improve vectorization.
16366 (sse5_pmacsdqh_mem): Ditto.
16367 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16368 (sse5_mulv2div2di3_high): Ditto.
16369 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16370 (vec_pack_trunc_v4si): Ditto.
16371 (vec_pack_trunc_v2di): Ditto.
16372 (sse5_pcmov_<mode>): Remove code that tried to use use
16373 andps/andnps instead of pcmov.
16374 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16375 pmacsdqh instructions.
16376 (vec_widen_smult_lo_v4si): Ditto.
16378 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16379 (PPERM_INVERT): Ditto.
16380 (PPERM_REVERSE): Ditto.
16381 (PPERM_REV_INV): Ditto.
16382 (PPERM_ZERO): Ditto.
16383 (PPERM_ONES): Ditto.
16384 (PPERM_SIGN): Ditto.
16385 (PPERM_INV_SIGN): Ditto.
16386 (PPERM_SRC1): Ditto.
16387 (PPERM_SRC2): Ditto.
16388 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16390 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16392 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16393 says ignore whether the last reference is a memory operand.
16395 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16396 Paolo Bonzini <bonzini at gnu dot org>
16398 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16401 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16402 (vlshr<mode>3): Rename from vlshr<mode>3.
16403 (vashr<mode>3): Rename from vashr<mode>3.
16404 (mulv4sf3): Change the names of vector shift patterns.
16408 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16411 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16436 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16437 (floatunssidf2_internal): Change vector/vector shift names.
16438 (floatunsdidf2_internal): Ditto.
16445 (vashl<mode>3): Rename from ashl<mode>3.
16446 (vashr<mode>3): Rename from ashr<mode>3.
16447 (vlshr<mode>3): Rename from lshr<mode>3.
16448 (vrotl<mode>3): Rename from rotl<mode>3.
16450 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16453 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16454 multiply gives the wrong value when doing widening multiplies.
16455 (vec_widen_smult_lo_v4si): Ditto.
16457 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16459 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16460 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16461 emit_library_call_value.
16462 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16463 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16464 * calls.c (initialize_argument_information, precompute_arguments,
16465 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16466 (precompute_arguments): Removed flags parameter.
16467 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16469 2008-05-14 Richard Guenther <rguenther@suse.de>
16471 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16472 Make sure to register the store if the use is a PHI_NODE.
16474 2008-05-14 Olivier Hainque <hainque@adacore.com>
16476 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16477 memory if the component is to be referenced in BLKmode according
16478 to get_inner_reference.
16480 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16482 * calls.c (emit_library_call_value_1): Restore code clearing
16483 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
16485 2008-05-14 Olivier Hainque <hainque@adacore.com>
16486 Nicolas Roche <roche@adacore.com>
16488 * configure.ac: Add support for a "gcc_subdir" variable in
16489 config-lang.in, to denote a subdirectory where the language/GCC
16490 integration files are to be found.
16491 * configure: Regenerate.
16493 2008-05-14 Ira Rosen <irar@il.ibm.com>
16495 PR tree-optimization/36098
16496 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
16497 value for the first load in the group in case of a gap.
16498 (vect_build_slp_tree): Check that there are no gaps in loads.
16500 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16502 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
16503 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
16504 expand_copysign_bit, ): Change call to emit_no_conflict_block to
16505 emit_insn and remove unneeded code to construct extra args.
16506 (emit_no_conflict_block): Removed.
16507 * optabls.h: (emit_no_conflict_block): Removed.
16508 * cse.c (cse_extended_basic_block): Remove search for
16509 REG_NO_CONFLICT note.
16510 * global.c: Removed incorrect comment added in revision 117.
16511 * expr.c (convert_move): Change call to emit_no_conflict_block to
16513 * recog.c: Change comments so that they do not mention
16515 * local_alloc.c (combine_regs): Removed last parameter.
16516 (no_conflict_p): Removed.
16517 (block_alloc): Removed note, no_conflict_combined_regno and set
16518 local vars. Removed all code to process REG_NO_CONFLICT blocks.
16519 (combine_regs): Removed already_dead and code to look for
16520 REG_NO_CONFLICT notes.
16521 * lower_subreg (remove_retval_note): Removed code to look for
16522 REG_NO_CONFLICT block.
16523 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
16524 (resolve_clobber): Remove code to process libcalls that have
16525 REG_NO_CONFLICT notes.
16526 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
16528 * combine.c (can_combine_p, distribute_notes): Removed
16529 REG_NO_CONFLICT case.
16530 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
16532 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
16533 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
16535 * reg-notes.def (NO_CONFLICT): Removed.
16537 2008-05-14 David S. Miller <davem@davemloft.net>
16539 * config/sparc/sparc.c (sparc_profile_hook): If
16540 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
16541 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
16542 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16544 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
16546 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
16548 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
16551 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
16552 and op1 expansion before vector concat to have less live pseudos.
16554 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
16556 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16557 ix86_expand_vector_set if supported.
16559 2008-05-13 Diego Novillo <dnovillo@google.com>
16560 Kenneth Zadeck <zadeck@naturalbridge.com>
16562 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
16564 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
16565 phinodes_print_statistics, init_ssanames, fini_ssanames,
16566 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
16567 release_ssa_name, release_defs, replace_ssa_name_symbol,
16568 ssanames_print_statistics): Move ...
16569 * tree-flow.h: ... here.
16570 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
16571 Use FN instead of cfun.
16572 (make_ssa_name_fn): Rename from make_ssa_name.
16573 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
16574 * tree-flow-inline.h (make_ssa_name): Move from
16575 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
16576 * omp-low.c (expand_omp_parallel):
16577 * tree-flow-inline.h (redirect_edge_var_map_result):
16578 * tree-ssa.c (init_tree_ssa): Add argument FN.
16579 Use it instead of cfun. Update all users.
16581 2008-05-13 Tom Tromey <tromey@redhat.com>
16583 PR preprocessor/22168:
16584 * doc/cpp.texi (Top): Update menu.
16585 (Alternatives to Wrapper #ifndef): New node.
16586 (Other Directives): Document deprecation.
16587 (Obsolete Features): Remove menu.
16588 (Assertions): Merge node into Obsolete Features.
16589 (Obsolete once-only headers): Move earlier; rename to Alternatives
16590 to Wrapper #ifndef.
16591 * doc/cppopts.texi: Update.
16592 * c.opt (Wdeprecated): Enable for C and ObjC.
16593 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
16594 (C++ Dialect Options): Move -Wno-deprecated from here to...
16595 (Warning Options): ... here.
16597 2008-05-13 Richard Guenther <rguenther@suse.de>
16599 PR middle-end/36227
16600 * fold-const.c (fold_sign_changed_comparison): Do not allow
16601 changes in pointer-ness.
16603 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16606 * config/sh/sh.c (sh_expand_prologue): Don't clear
16607 RTX_FRAME_RELATED_P for push insns.
16609 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
16611 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
16613 2008-05-12 Anatoly Sokolov <aesok@post.ru>
16615 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
16616 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
16617 Use 'machine->is_leaf' instead of 'leaf_func_p'.
16619 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
16621 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
16622 (*vec_concatv4sf_sse): This.
16623 (*sse2_concatv2si): Renamed to ...
16624 (*vec_concatv2si_sse2): This.
16625 (*sse1_concatv2si): Renamed to ...
16626 (*vec_concatv2si_sse): This.
16627 (*vec_concatv2di_rex): Renamed to ...
16628 (*vec_concatv2di_rex64): This.
16629 (*vec_concatv2si_sse4_1): New.
16630 (*vec_concatv2di_rex64_sse4_1): Likewise.
16632 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
16634 PR rtl-optimization/36111
16635 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
16636 that was created for swappable operands.
16638 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
16641 * Makefile.in: Substitute GNATMAKE and GNATBIND.
16642 * configure.ac: Add call to ACX_PROG_GNAT.
16644 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
16646 * optc-gen.awk: Fix comment typo.
16648 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
16650 * pretty-print.c (pp_integer_with_precision): Use
16651 HOST_LONG_LONG_FORMAT.
16653 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
16655 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
16657 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
16659 * config/i386/i386.c (bdesc_ptest): Removed.
16660 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
16661 (bdesc_args): Add __builtin_ia32_ptestz128,
16662 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
16663 (ix86_init_mmx_sse_builtins): Updated.
16664 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
16665 (ix86_expand_builtin): Updated.
16667 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
16669 * tree-cfg.c (valid_fixed_convert_types_p): New function.
16670 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
16672 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
16674 * value-prof.c (interesting_stringop_to_profile): Do not
16675 return early for BUILT_IN_MEMPCPY.
16677 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
16679 * calls.c (expand_call): Don't use callgraph to increase
16680 preferred_stack_boundary.
16682 * cgraph.h (cgraph_rtl_info): Use unsigned on
16683 preferred_incoming_stack_boundary.
16685 * final.c (rest_of_clean_state): Use unsigned on
16686 preferred_stack_boundary.
16688 2008-05-09 Tom Tromey <tromey@redhat.com>
16690 PR preprocessor/22231:
16691 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
16694 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
16696 PR tree-optimization/36129
16697 * tree-ssa-ccp.c: Include value-prof.h.
16698 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
16699 built-in function was folded to a constant.
16700 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
16702 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
16703 Sebastian Pop <sebastian.pop@amd.com>
16705 * tree-scalar-evolution.c: Document instantiate_scev.
16706 (instantiate_parameters_1): Renamed instantiate_scev_1.
16707 Don't use the same loop for instantiation_loop and evolution_loop.
16708 (instantiate_scev): New.
16709 (instantiate_parameters): Moved...
16710 (resolve_mixers): Update call to instantiate_scev_1 to pass the
16711 same loop twice. Maintains the semantics for this function.
16712 * tree-scalar-evolution.h (instantiate_scev): Declare.
16713 (instantiate_parameters): ...here. Now static inline.
16714 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
16715 instead of resolve_mixers.
16717 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16719 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
16721 2008-05-09 Tomas Bily <tbily@suse.cz>
16723 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
16724 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
16725 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16726 * c-common.c (c_common_truthvalue_conversion): Likewise.
16727 * tree-object-size.c (compute_object_offset): Likewise.
16728 * tree-inline.c (estimate_num_insns_1): Likewise.
16729 * varasm.c (const_hash_1, compare_constant, copy_constant)
16730 (compute_reloc_for_constant, output_addressed_constants)
16731 (initializer_constant_valid_p): Likewise.
16732 * c-omp.c (check_omp_for_incr_expr): Likewise.
16733 * gimplify.c (gimplify_expr): Likewise.
16734 * c-typeck.c (c_finish_return): Likewise.
16735 * tree-vectorizer.c (supportable_widening_operation)
16736 (supportable_narrowing_operation): Likewise.
16737 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
16738 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
16739 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16740 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
16741 (descr_info_loc): Likewise.
16742 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16743 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
16744 (fold_unary): Likewise.
16745 * builtins.c (get_pointer_alignment): Likewise.
16746 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
16747 (instantiate_parameters_1): Likewise.
16748 * tree.c (expr_align, stabilize_reference): Likewise.
16749 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
16750 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
16751 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
16752 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16753 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
16754 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
16756 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
16757 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
16758 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
16759 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
16760 (forward_propagate_comparison)
16761 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16762 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
16763 * emit-rtl.c (component_ref_for_mem_expr)
16764 (set_mem_attributes_minus_bitpos): Likewise.
16765 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16766 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
16768 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
16769 (build_function_call, pointer_diff, build_compound_expr)
16770 (c_finish_return): Likewise.
16771 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
16772 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
16774 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
16775 * expr.c (is_aligning_offset): Likewise.
16776 * tree-ssa-alias.c (is_escape_site): Likewise.
16777 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
16778 (check_all_va_list_escapes): Likewise.
16779 * tree-ssa-loop-ivopts.c (determine_base_object)
16780 (determine_common_wider_type): Likewise.
16781 * dojump.c (do_jump): Likewise.
16782 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
16783 * tree-gimple.c (is_gimple_cast): Likewise.
16784 * fold-const.c (decode_field_reference, )
16785 (fold_sign_changed_comparison, fold_unary, fold_comparison)
16786 (fold_binary): Likewise.
16787 * tree-ssa-alias-warnings.c (find_alias_site_helper)
16788 (already_warned_in_frontend_p): Likewise.
16789 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
16790 * tree.c (really_constant_p, get_unwidened): Likewise.
16791 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
16792 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
16793 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
16795 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
16797 (CONVERT_EXPR_P): Define.
16798 (CASE_CONVERT): Define.
16800 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
16802 PR middle-end/36117
16803 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
16804 (delete_unmarked_insns): When deleting a call, call
16805 delete_unreachable_blocks.
16806 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16807 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
16809 2008-05-08 Richard Guenther <rguenther@suse.de>
16811 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
16812 (-ftree-salias): Likewise.
16813 (salias-max-implicit-fields): Remove param documentation.
16814 (salias-max-array-elements): Likewise.
16815 * tree-pass.h (pass_create_structure_vars): Remove.
16816 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16817 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16818 * tree-ssa-alias.c (create_structure_vars): Remove.
16819 (gate_structure_vars): Likewise.
16820 (pass_create_structure_vars): Likewise.
16821 (gate_build_alias): Likewise.
16822 (pass_build_alias): Adjust to run always and dump the function.
16823 * common.opt (ftree-salias): Hide.
16824 * passes.c (init_optimization_passes): Remove
16825 pass_create_structure_vars, adjust comment.
16826 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16827 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16828 * opts.c (decode_options): Do not set flag_tree_salias.
16829 (common_handle_option): Add OPT_ftree_salias to the backward
16830 compatibility section.
16832 2008-05-08 Richard Guenther <rguenther@suse.de>
16834 * tree-flow-inline.h (var_can_have_subvars): Move ...
16835 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
16836 * tree-flow.h (var_can_have_subvars): Remove.
16837 (push_fields_onto_fieldstack): Remove.
16838 (sort_fieldstack): Likewise.
16839 (struct fieldoff): Move ...
16840 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
16841 alias_set and base_for_components fields.
16842 (sort_fieldstack): Make static.
16843 (push_fields_onto_fieldstack): Likewise. Remove code that
16844 handles anything but RECORD_TYPEs. Remove alias_set and
16845 base_for_components handling.
16846 (create_variable_info_for): Adjust.
16848 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
16850 * common.opt (Wframe-larger-than=): Shorten the help message
16852 * doc/invoke.texi (Wframe-larger-than=): Add more description.
16854 2008-05-08 Rafael EspÃndola <espindola@google.com>
16856 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
16858 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
16859 trap and that both operands are gimple values.
16860 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
16861 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
16864 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16866 * read-rtl.c (join_c_conditions): Return the first string if the
16867 two strings are equal.
16869 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16871 * gensupport.h (pred_data): Add a "num_codes" field.
16872 (add_predicate_code): Declare.
16873 * gensupport.c (add_predicate_code): New function.
16874 (std_pred_table): Add an "allows_const_p" field.
16875 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
16876 Remove the (incomplete) list of such codes from the codes field.
16877 (init_predicate_table): Use add_predicate_code. Add all
16878 RTX_CONST_OBJs if allows_const_p is true.
16879 * genrecog.c (process_define_predicate): Use add_predicate_code.
16881 2008-05-08 David Daney <ddaney@avtrex.com>
16882 Richard Sandiford <rsandifo@nildram.co.uk>
16884 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
16885 special case of constant zero operands.
16886 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
16887 old and new values. Special case constant zero values.
16888 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
16890 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
16891 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
16893 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
16896 * simplify-rtx.c (simplify_plus_minus): Create CONST of
16897 similar RTX_CONST_OBJ before CONST_INT.
16899 2008-05-08 Steve Ellcey <sje@cup.hp.com>
16901 * stmt.c (expand_stack_restore): Change sa mode if needed.
16903 2008-05-08 Richard Guenther <rguenther@suse.de>
16905 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
16906 return type to bool.
16907 (ix86_sol10_return_in_memory): Likewise.
16908 (ix86_i386elf_return_in_memory): Likewise.
16909 (ix86_i386interix_return_in_memory): Likewise.
16910 * config/i386/i386.c (ix86_return_in_memory): Likewise.
16911 (ix86_sol10_return_in_memory): Likewise.
16912 (ix86_i386elf_return_in_memory): Likewise.
16913 (ix86_i386interix_return_in_memory): Likewise.
16915 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16918 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
16920 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
16921 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
16924 2008-05-08 Richard Guenther <rguenther@suse.de>
16926 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
16927 * tree-data-ref.h (struct dr_alias): Remove subvars field.
16928 (DR_SUBVARS): Remove.
16929 * tree-dfa.c (dump_subvars_for): Remove.
16930 (debug_subvars_for): Likewise.
16931 (dump_variable): Do not dump subvars.
16932 (remove_referenced_var): Do not remove subvars.
16933 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
16934 (lookup_subvars_for_var): Remove.
16935 (get_subvars_for_var): Likewise.
16936 (get_subvars_at): Likewise.
16937 (get_first_overlapping_subvar): Likewise.
16938 (overlap_subvar): Likewise.
16939 * tree-flow.h (subvar_t): Remove.
16940 (struct var_ann_d): Remove subvars field.
16941 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
16942 argument. Remove special handling of SFTs.
16943 (compute_tag_properties): Likewise.
16944 (set_initial_properties): Likewise.
16945 (compute_call_clobbered): Likewise.
16946 (count_mem_refs): Likewise.
16947 (compute_memory_partitions): Likewise.
16948 (compute_flow_insensitive_aliasing): Likewise.
16949 (setup_pointers_and_addressables): Likewise.
16950 (new_type_alias): Likewise.
16951 (struct used_part): Remove.
16952 (used_portions): Likewise.
16953 (struct used_part_map): Likewise.
16954 (used_part_map_eq): Likewise.
16955 (used_part_map_hash): Likewise.
16956 (free_used_part_map): Likewise.
16957 (up_lookup): Likewise.
16958 (up_insert): Likewise.
16959 (get_or_create_used_part_for): Likewise.
16960 (create_sft): Likewise.
16961 (create_overlap_variables_for): Likewise.
16962 (find_used_portions): Likewise.
16963 (create_structure_vars): Likewise.
16964 * tree.def (STRUCT_FIELD_TAG): Remove.
16965 * tree.h (MTAG_P): Adjust.
16966 (struct tree_memory_tag): Remove base_for_components and
16967 unpartitionable flags.
16968 (struct tree_struct_field_tag): Remove.
16969 (SFT_PARENT_VAR): Likewise.
16970 (SFT_OFFSET): Likewise.
16971 (SFT_SIZE): Likewise.
16972 (SFT_NONADDRESSABLE_P): Likewise.
16973 (SFT_ALIAS_SET): Likewise.
16974 (SFT_UNPARTITIONABLE_P): Likewise.
16975 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
16976 (union tree_node): Remove sft field.
16977 * alias.c (get_alias_set): Remove special handling of SFTs.
16978 * print-tree.c (print_node): Remove handling of SFTs.
16979 * tree-dump.c (dequeue_and_dump): Likewise.
16980 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
16981 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
16982 * tree-predcom.c (set_alias_info): Do not set subvars.
16983 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
16984 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
16985 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
16986 (add_vars_for_offset): Remove.
16987 (add_virtual_operand): Remove special handling of SFTs.
16988 (add_call_clobber_ops): Likewise.
16989 (add_call_read_ops): Likewise.
16990 (get_asm_expr_operands): Likewise.
16991 (get_modify_stmt_operands): Likewise.
16992 (get_expr_operands): Likewise.
16993 (add_to_addressable_set): Likewise.
16994 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
16995 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
16996 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
16997 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
16998 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
16999 (tree_node_structure): Likewise.
17000 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
17002 (find_what_p_points_to): Likewise.
17004 2008-05-08 Sa Liu <saliu@de.ibm.com>
17006 * config/spu/spu.md: Fixed subti3 pattern.
17008 2008-05-08 Richard Guenther <rguenther@suse.de>
17010 PR middle-end/36154
17011 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
17012 sure to create a representative for trailing arrays for PTA.
17014 2008-05-08 Richard Guenther <rguenther@suse.de>
17016 PR middle-end/36172
17017 * fold-const.c (operand_equal_p): Two objects which types
17018 differ in pointerness are not equal.
17020 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17022 * calls.c (compute_argument_block_size): Add argument tree fndecl.
17023 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17024 (emit_library_call_value_1): Add new variable fndecl initialized by
17025 NULL_TREE. It should be the decl type of orgfun, but this information
17026 seems not to be available here, so it uses the default calling abi.
17027 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
17028 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
17029 by TARGET_RETURN_IN_MEMORY.
17030 * config/i386/i386-interix.h: Likewise.
17031 * config/i386/i386.h: Likewise.
17032 * config/i386/i386elf.h: Likewise.
17033 * config/i386/ptx4-i.h: Likewise.
17034 * config/i386/sol2-10.h: Likewise.
17035 * config/i386/sysv4.h: Likewise.
17036 * config/i386/vx-common.h: Likewise.
17037 * config/cris/cris.h: Removed #if 0 clause.
17038 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
17039 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
17041 (ix86_sol10_return_in_memory): Likewise.
17042 (ix86_i386elf_return_in_memory): New.
17043 (ix86_i386interix_return_in_memory): New.
17044 * config/mt/mt-protos.h (mt_return_in_memory): New.
17045 * config/mt/mt.c: Likewise.
17046 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17047 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
17048 * config/bfin/bfin.h: Likewise.
17049 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
17051 * config/bfin/bfin.c: Likewise.
17052 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17053 * config/alpha/unicosmk.h: Likewise.
17054 * config/i386/cygming.h: Likewise.
17055 * config/iq2000/iq2000.h: Likewise.
17056 * config/mips/mips.h: Likewise.
17057 * config/mn10300/mn10300.h: Likewise.
17058 * config/rs6000/rs6000.h: Likewise.
17059 * config/score/score.h: Likewise.
17060 * config/spu/spu.h: Likewise.
17061 * config/v850/v850.h: Likewise.
17062 * defaults.h: Likewise.
17063 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17064 * expr.c (emit_block_move): Adjust use of
17065 OUTGOING_REG_PARM_STACK_SPACE.
17066 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17067 OUTGOING_REG_PARM_STACK_SPACE.
17068 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17070 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17072 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17073 on OMP_RETURN for OMP_FOR.
17076 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17077 (fortran_common): New function.
17078 (gen_variable_die): Call fortran_common instead of common_check,
17079 adjust for it returning tree instead of rtx. Formatting.
17081 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17085 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17086 * c-decl.c (merge_decls): Ditto.
17087 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17088 to RTL_CONST_OR_PURE_CALL_P.
17089 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17090 Initialized DECL_LOOPING_CONST_PURE.
17091 (process_call_operands): Set tree_side_effects properly.
17092 * tree.h (TREE_READONLY_DECL_P): Removed.
17093 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17094 (DECL_LOOPING_OR_CONST_P): New macro.
17095 (struct tree_function_decl): Added looping_const_or_pure_p.
17096 (ECF_*) Renumbered.
17097 (ECF_LOOPING_OR_CONST_P): New macro.
17098 * rtlanal.c (pure_const_p): Removed.
17099 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17100 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17101 to RTL_CONST_CALL_P.
17102 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17103 (check_decl, check_tree, check_call, scan_function): Initialize
17105 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17106 (static_execute): Set looping true for recursive functions.
17107 Undo setting state to IPA_NEITHER for recursive functions.
17108 * cse.c (cse_insn):
17109 * ifcvt.c (noce_can_store_speculate_p): Changed
17110 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17111 RTL_CONST_OR_PURE_CALL_P.
17112 * dse.c (scan_insn): Ditto.
17113 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17114 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17115 RTL_CONST_OR_PURE_CALL_P.
17116 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17117 pure_call_p to RTL_CONST_CALL_P.
17118 * gimplify.c (gimplify_call_expr): Clear side effects for
17119 non-looping pure and constant calls.
17120 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17121 (flags_from_decl_or_type): Set ecf flags from decl flags.
17122 (initialize_argument_information): Turn off
17123 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17124 Change const to pure if callee_copies is true rather than just
17126 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17127 way of marking pure calls.
17128 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17129 Remove hack that was supposed to fix pr7335 and remove old
17130 way of marking pure calls.
17131 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17132 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17133 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17134 RTL_CONST_OR_PURE_CALL_P.
17135 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17136 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17137 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17138 * sched-deps.c (schedule_analyze): Ditto.
17139 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17140 return_val field of calls to represent pure and const function info.
17141 (CONST_OR_PURE_CALL_P): Deleted macro.
17142 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17143 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17144 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17146 * tree-optimize.c (execute_fixup_cfg): Added test for
17147 ECF_LOOPING_CONST_OR_PURE.
17148 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17150 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17151 effects for looping pure or const calls.
17152 (verify_gimple_expr): Added verification code.
17153 * config/alpha/alpha.c (alpha_legitimize_address,
17154 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17156 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17157 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17158 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17159 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17160 RTL_CONST_OR_PURE_CALL_P.
17161 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17162 and const calls to be deleted.
17164 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17167 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17168 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17169 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17170 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17171 to handle nonimmediate operands.
17172 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17173 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17174 to handle nonimmediate operands.
17175 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17176 (mmx_pmulhrwv4hi3): New expander. Use
17177 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17178 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17179 (sse2_umulv1siv1di3): New expander. Use
17180 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17181 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17182 (mmx_eq<mode>3): New expander. Use
17183 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17184 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17185 (mmx_uavgv8qi3): New expander. Use
17186 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17187 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17188 (mmx_uavgv4hi3): New expander. Use
17189 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17191 * config/i386/sse.md
17192 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17193 to handle nonimmediate operands.
17194 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17195 to handle nonimmediate operands.
17196 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17197 to handle nonimmediate operands.
17198 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17199 to handle nonimmediate operands.
17200 (sse2_unpckhpd_exp): New expander. Use
17201 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17202 (sse2_unpcklpd_exp): New expander. Use
17203 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17204 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17205 to handle nonimmediate operands.
17206 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17207 to handle nonimmediate operands.
17208 (*sse2_<plusminus_insn><mode>3): Rename from
17209 sse2_<plusminus_insn><mode>3 insn pattern.
17210 (sse2_<plusminus_insn><mode>3): New expander. Use
17211 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17212 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17213 (sse2_umulv2siv2di3): New expander. Use
17214 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17215 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17216 (sse4_1_mulv2siv2di3): New expander. Use
17217 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17218 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17219 (sse2_pmaddwd): New expander. Use
17220 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17221 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17222 (sse2_eq<mode>3): New expander. Use
17223 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17224 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17225 (sse4_1_eqv2di3): New expander. Use
17226 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17227 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17228 (sse2_uavgv16qi3): New expander. Use
17229 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17230 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17231 (sse2_uavgv16qi3): New expander. Use
17232 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17233 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17234 (sse2_uavgv8hi3): New expander. Use
17235 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17236 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17237 (ssse3_pmulhrswv8hi3): New expander. Use
17238 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17239 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17240 (ssse3_pmulhrswv4hi3): New expander. Use
17241 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17243 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17244 (<sse>_vmmul<mode>3): Ditto.
17245 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17247 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17248 (ssse3_pmaddubsw): Ditto.
17250 * config/i386/i386.c (struct_builtin_description)
17251 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17252 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17253 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17254 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17255 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17256 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17257 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17258 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17259 (ix86_fixup_binary_operands): Assert that src1
17260 and src2 must have the same mode when swapped.
17261 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17262 and ix86_binary_operator_ok. Do not force operands in registers
17265 2008-05-07 Jan Hubicka <jh@suse.cz>
17267 * cgraph.c (dump_cgraph_node): Update.
17268 * cgraph.h (cgraph_local_info): Break out inline summary.
17269 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17271 * ipa-inline (inline_summary): New accestor function.
17272 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17273 cgraph_decide_inlining, compute_inline_parameters): Update.
17274 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17276 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17278 Cleanup ColdFire scheduling support and add V4 pipeline model.
17280 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17281 (define_attr cpu): Add cfv4 value.
17282 (define_attr type, define_attr type1): Merge into a single 'type'
17283 attribute. Update all uses.
17284 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17285 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17287 (define_attr opx_mem, define_attr opy_mem): Remove.
17288 (define_attr op_mem): Clean up, update comment.
17289 (define_attr size): Use specific values instead of general int.
17290 (define_attr guess, define_attr split): Remove. Update all uses.
17291 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17292 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17293 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17294 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17295 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17296 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17297 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17298 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17299 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17300 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17301 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17302 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17303 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17304 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17305 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17306 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17307 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17308 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17309 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17310 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17311 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17312 Update or set attributes.
17313 (stack_tie): New fake instruction.
17315 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17316 (m68k_sched_attr_size): Update declaration.
17317 (m68k_sched_attr_type2): Remove.
17318 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17319 Declare new bypass predicates.
17321 * config/m68k/m68k.c (m68k_sched_issue_rate,
17322 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17324 (TARGET_SCHED_ISSUE_RATE,
17325 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17326 (override_options): Handle scheduling for ColdFire V4 core.
17327 (m68k_expand_prologue): Emit stack_tie.
17328 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17329 'OP_TYPE_FPN'. Update all uses.
17330 (sched_guess_p): Remove.
17331 (sched_address_type): Handle symbolic addresses.
17332 (sched_get_operand): New static function.
17333 (sched_operand_type): Merge into sched_attr_op_type.
17334 (sched_attr_op_type): Handle FP registers, handle quick constants,
17336 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17337 (m68k_sched_attr_size): Update. Move logic to ...
17338 (sched_get_attr_size_int): New static function.
17339 (sched_get_opxy_mem_type): New static function.
17340 (m68k_sched_attr_op_mem): Update.
17341 (m68k_sched_attr_type2): Remove.
17342 (sched_cfv4_bypass_data): New static variable.
17343 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17344 (m68k_sched_issue_rate): Implement scheduler hook.
17345 (struct _sched_ib: enabled_p): New field.
17346 (m68k_sched_variable_issue): Update. Handle V4.
17347 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17348 sched_dump_class_func_t, sched_dump_split_class,
17349 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17350 sched_dump_dfa_class, m68k_sched_dump): Remove.
17351 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17353 (m68k_sched_init_global): Remove statisctics dumping, introduce
17354 sanity check that all instructions have pipeline reservations. Handle
17356 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17357 Handle ColdFire V4 core.
17358 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17359 New static functions.
17360 (m68k_sched_address_bypass_p): New bypass predicate.
17361 (sched_get_indexed_address_scale): New static function.
17362 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17364 * cf.md: Update comments.
17365 (define_attr type2): Remove. Use 'type' attribute instead.
17367 (cf_ib): Rename to cfv123_ib. Update all uses.
17368 (cf_oep): Rename to cfv123_oep. Update all uses.
17369 (cf_chr): Rename to cfv123_chr. Update all uses.
17370 (cf_mem): Rename to cfv123_mem. Update all uses.
17371 (cf_mac): Move to more appropriate place.
17372 (cfv123_guess): New automaton and cpu_unit.
17373 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17374 Update uses of 'size' attribute. Handle before reload scheduling.
17375 (cfv123_guess): New dummy reservation for unhandled instructions.
17376 (cfv4_*): Pipeline description of ColdFire V4 core.
17377 (ignore): New reservation to handle 'ignore' type.
17379 2008-05-07 Ian Lance Taylor <iant@google.com>
17381 PR middle-end/36013
17382 * gimplify.c (find_single_pointer_decl_1): Don't look through
17384 (find_single_pointer_decl): Adjust comments.
17386 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17388 PR middle-end/36137
17389 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17390 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17392 PR middle-end/36106
17393 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17394 integral type rather than floating point, then VIEW_CONVERT_EXPR
17395 to the floating point type.
17397 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17399 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17400 TFmode op0 to register.
17402 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17404 * c-decl.c (grokdeclarator): Comment typo.
17406 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17408 * tree-flow.h: Remove prototype for computed_goto_p.
17409 * tree-cfg.c (computed_goto_p): Make static.
17411 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17414 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17415 (contains_aligned_value_p): This. Handle _Decimal128.
17416 (ix86_function_arg_boundary): Only align _Decimal128 to its
17417 natural boundary and handle it properly.
17419 2008-05-06 Martin Jambor <mjambor@suse.cz>
17421 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17422 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17423 (ipcp_method_set_orig_node): Removed.
17424 (ipcp_cval_get_cvalue_type): Removed.
17425 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17426 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17427 (ipcp_cval_set_cvalue_type): Removed.
17428 (ipcp_cval_get_cvalue): Removed.
17429 (ipcp_cval_set_cvalue): Removed.
17430 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17431 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17432 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17433 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17434 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17435 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17436 (ipcp_get_ith_lattice): Changed parameters.
17437 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17438 (ipcp_lattice_from_jfunc): Changed parameters.
17439 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17440 (ipcp_method_cval_print): Added temporary variable info.
17441 (ipcp_redirect): Removed already unused local variable caller.
17442 (ipcp_redirect): New temporary variable orig_callee_info
17443 (ipcp_redirect): Removed newly unused local variable callee.
17444 (ipcp_redirect): Removed (a bit confusing) local variable type.
17445 (ipcp_insert_stage): Added local variable info.
17446 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17448 (ipcp_formal_create): Removed.
17449 (ipcp_method_cval_set): Removed.
17450 (ipcp_propagate_stage): Renamed lattice variables.
17451 (ipcp_method_cval_set_cvalue_type): Removed.
17452 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17453 (ipcp_print_all_lattices): Changed printed strings to refer to
17454 lattices rather than cvals.
17455 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17456 (ipcp_propagate_const): Changed formal parameters.
17457 (build_const_val): Changed formal parameters.
17458 (ipcp_insert_stage): Removed useless variable cvalue
17459 (build_const_val): Changed formal parameters.
17460 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17461 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17462 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17463 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17464 (ipcp_print_func_profile_counts): Changed string from "method" to
17466 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17467 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17468 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17469 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17470 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17471 (ipcp_lat_is_const): Changed parameters and made inline.
17472 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17473 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17474 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17475 the predicate condition directly
17476 (ipcp_propagate_stage): Added local variable args. Removed local
17477 variable callee. (Both are mere code simplifications.)
17478 (ipcp_method_dont_insert_const): Renamed to
17479 ipcp_node_not_modifiable_p.
17480 (ipcp_node_not_modifiable_p): Made inline.
17481 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17482 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17483 (ipcp_print_all_lattices): Removed variable cvalue
17484 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
17487 2008-05-06 Olivier Hainque <hainque@adacore.com>
17489 * tree-sra.c (try_instantiate_multiple_fields): Early return
17490 if field has POINTER_TYPE.
17492 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
17494 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
17495 by using 'q' specifier for instruction.
17496 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
17498 2008-05-06 Anatoly Sokolov <aesok@post.ru>
17500 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17501 Change mode of zero_extract from QImode to HImode.
17502 (sign bit tests peepholes): (Ditto.).
17504 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
17506 * config/i386/mmx.md: Remove double backslashes from asm templates.
17507 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
17508 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17509 to handle nonimmediate operands.
17510 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
17511 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17512 to handle nonimmediate operands.
17513 (*mmx_<code>v2sf3_finite): New insn pattern.
17514 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
17515 (mmx_<code>v2sf3): New expander. Use
17516 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17517 (mmx_<plusminus_insn><mode>3): New expander. Use
17518 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17519 (*mmx_<plusminus_insn><mode>3): New insn pattern.
17520 (mmx_add<mode>3): Removed.
17521 (mmx_ssadd<mode>3): Ditto.
17522 (mmx_usadd<mode>3): Ditto.
17523 (mmx_sub<mode>3): Ditto.
17524 (mmx_sssub<mode>3): Ditto.
17525 (mmx_ussub<mode>3): Ditto.
17526 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
17527 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
17528 to handle nonimmediate operands.
17529 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
17531 (mmx_smulv4hi3_highpart): New expander. Use
17532 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17533 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
17535 (mmx_umulv4hi3_highpart): New expander. Use
17536 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17537 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
17538 (mmx_<code>v4hi3): New expander. Use
17539 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17540 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
17541 (mmx_<code>v8qi3): New expander. Use
17542 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17543 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
17544 (mmx_<code><mode>3): New expander. Use
17545 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17547 2008-05-05 Jan Hubicka <jh@suse.cz>
17549 PR tree-optimization/36118
17550 * passes.c (pass_init_dump_file): Fix dump header.
17552 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17554 PR middle-end/36141
17555 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
17556 VCE for function decls.
17558 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17560 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
17562 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17564 * config/i386/i386.md (sat_plusminus): New.
17565 (plusminus_insn): Likewise.
17566 (plusminus_mnemonic): Likewise.
17568 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
17569 (*<addsub><mode>3_cc_overflow): Renamed to ...
17570 (*<plusminus_insn><mode>3_cc_overflow): This.
17571 (*<addsub>si3_zext_cc_overflow): Renamed to ...
17572 (*<plusminus_insn>si3_zext_cc_overflow): This.
17574 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
17575 (<plusminus_insn><mode>3): This.
17576 (*<addsub><mode>3): Renamed to ...
17577 (*<plusminus_insn><mode>3): This.
17578 (<sse>_vm<addsub><mode>3): Renamed to ...
17579 (<sse>_vm<plusminus_insn><mode>3): This.
17580 (sse3_h<addsub>v4sf3): Renamed to ...
17581 (sse3_h<plusminus_insn>v4sf3): This.
17582 (sse3_h<addsub>v2df3): Renamed to ...
17583 (sse3_h<plusminus_insn>v2df3): This.
17584 (<plusminus_insn><mode>3): New.
17585 (*<plusminus_insn><mode>3): Likewise.
17586 (sse2_<plusminus_insn><mode>3): Likewise.
17587 (add<mode>): Removed.
17588 (*add<mode>3): Likewise.
17589 (sse2_ssadd<mode>3): Likewise.
17590 (sse2_usadd<mode>3): Likewise.
17591 (sub<mode>3): Likewise.
17592 (*sub<mode>3): Likewise.
17593 (sse2_sssub<mode>3): Likewise.
17594 (sse2_ussub<mode>3): Likewise.
17596 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
17598 * gthr-single.h: Add in required interface elements as per gthr.h.
17599 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
17600 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
17601 Generalize UNUSED macro.
17602 (__gthread_once): Add.
17603 (__gthread_key_create): Add.
17604 (__gthread_key_delete): Add.
17605 (__gthread_getspecific): Add.
17606 (__gthread_setspecific): Add.
17608 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
17610 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
17611 the same size types for the indirect reference on the rhs, then
17614 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
17616 * config/i386/i386.md
17617 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
17618 one insn template instead of template series.
17619 (*xordi_1_rex64): Ditto.
17620 (*xordi_2_rex64): Ditto.
17622 2008-05-05 Ira Rosen <irar@il.ibm.com>
17624 PR tree-optimization/36119
17625 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
17628 2008-06-04 Jan Hubicka <jh@suse.cz>
17630 tree-optimization/36100
17631 * tree-pass.h (pass_O0_always_inline): Declare.
17632 * ipa-inline.c (inline_transform): Remove dead code.
17633 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
17634 pass_O0_always_inline): New.
17635 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
17637 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
17639 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
17640 mnemonic in this_param move for TARGET_64BIT.
17642 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
17644 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
17645 (*strmovsi_rex_1): Ditto.
17646 (*strsetsi_1): Ditto.
17647 (*strsetsi_rex_1): Ditto.
17649 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
17650 adddicc expanders using SWI mode iterator.
17652 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
17655 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
17658 2008-05-04 David S. Miller <davem@davemloft.net>
17660 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
17661 (sparc*-*-linux*): Use linux.h in tm_file.
17662 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
17663 compiler defaulting to 32-bit.
17664 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
17666 * config/sparc/linux.h: Remove definitions now obtained
17667 properly from linux.h
17668 * config/sparc/linux64.h: Likewise.
17669 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
17670 don't want this setting for 32-bit builds in a biarch compiler.
17671 * doc/install.texi: Add sparc-linux to list of targets
17672 supporting --enable-targets=all.
17674 2008-05-03 Andrew Pinski <pinskia@gmail.com>
17676 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
17678 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
17680 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
17681 after V4SI_FTYPE_V8HI.
17682 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
17683 case V4SI_FTYPE_V2DF.
17685 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
17687 * doc/invoke.texi (max-flow-memory-locations): Removed.
17688 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
17690 2008-05-03 Richard Guenther <rguenther@suse.de>
17692 PR middle-end/34973
17693 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
17695 2008-05-02 David S. Miller <davem@davemloft.net>
17697 * config.gcc (need_64bit_hwint): Document libcpp dependency.
17699 2008-05-02 Simon Baldwin <simonb@google.com>
17702 * c-common.h (warn_array_subscript_range): Removed.
17703 * c-common.c (warn_array_subscript_range): Ditto.
17704 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
17705 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
17707 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17709 * config/i386/i386.c (ix86_special_builtin_type): New.
17710 (bdesc_special_args): Likewise.
17711 (ix86_expand_special_args_builtin): Likewise.
17712 (ix86_init_mmx_sse_builtins): Updated.
17713 (ix86_expand_builtin): Updated.
17714 (ix86_expand_store_builtin): Removed.
17715 (ix86_expand_unop_builtin): Likewise.
17717 * config/i386/mm3dnow.h (__v2sf): Moved to ...
17718 * config/i386/mmintrin.h (__v2sf): Here.
17720 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
17722 (_mm_loadl_pi): Likewise.
17723 (_mm_storeh_pi): Replace __v2si with __v2sf.
17724 (_mm_storel_pi): Likewise.
17726 * doc/extend.texi: Correct __builtin_ia32_loadhps,
17727 __builtin_ia32_loadlps, __builtin_ia32_storehps,
17728 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
17729 __builtin_ia32_loadlpd.
17731 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17733 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
17734 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
17735 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
17736 (ix86_init_mmx_sse_builtins): Updated.
17737 (ix86_expand_args_builtin): Likewise.
17738 (ix86_expand_builtin): Likewise.
17739 (ix86_expand_unop1_builtin): Renamed to ...
17740 (ix86_expand_unop_vec_merge_builtin): This.
17742 2008-05-01 Jan Hubicka <jh@suse.cz>
17745 * ipa-inline.c (inline_generate_summary): Make static.
17746 (inline_transform): Do not call inlining at -O0; make static.
17747 * passes.c (execute_todo): Add sanity check.
17748 (execute_one_ipa_transform_pass): Execute proper flags.
17750 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
17752 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
17753 (DECL_NONADDRESSABLE_P): Likewise.
17754 * alias.c (record_component_aliases): Fix comment.
17756 2008-05-01 Simon Baldwin <simonb@google.com>
17758 * c-common.h (warn_array_subscript_range): New function.
17759 * c-common.c (warn_array_subscript_range): Ditto.
17760 * tree-vrp.c (check_array_ref): Corrected code to agree with
17761 comment, ignoring only arrays of size 0 or size 1.
17762 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
17764 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17766 * config/i386/i386.c (ix86_builtin_type): Replace
17767 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
17768 (bdesc_args): Updated.
17769 (ix86_init_mmx_sse_builtins): Likewise.
17770 (ix86_expand_args_builtin): Likewise.
17772 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
17775 * doc/extend.texi: Correct __builtin_ia32_palignr.
17777 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17780 * config/i386/i386.c (bdesc_crc32): Removed.
17781 (ix86_expand_crc32): Likewise.
17782 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
17783 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
17784 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
17785 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
17786 UINT_FTYPE_UINT_UCHAR.
17787 (bdesc_args): Updated. Add crc32 builtins.
17788 (ix86_init_mmx_sse_builtins): Updated.
17789 (ix86_expand_args_builtin): Updated to support subreg.
17791 * doc/extend.texi: Correct __builtin_ia32_crc32di.
17793 2008-05-01 Jan Hubicka <jh@suse.cz>
17795 * tree-pass.h (opt_pass): Add IPA_PASS.
17796 (varpool_node, cgraph_node): Forward declare.
17797 (ipa_opt_pass): Define.
17798 (pass_ipa_inline): Turn into ipa_opt_pass.
17799 (pass_apply_inline): Remove.
17800 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
17801 (apply_inline): Turn into ....
17802 (inline_transform): ... this one.
17803 (inline_generate_summary): New function.
17804 (pass_apply_inline): Remove.
17805 * function.h (ipa_opt_pass): Forward declare structure; typedef;
17807 (struct function): Add ipa_transforms_to_apply.
17808 * passes.c (register_one_dump_file): Work on IPA_PASS.
17809 (init_optimization_passes): Remove pass_inline_parameters and
17811 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
17812 (execute_one_pass) ... here; apply transforms when possible.
17813 (add_ipa_transform_pass, execute_ipa_summary_asses,
17814 execute_one_ipa_transform_pass): New.
17815 (execute_ipa_pass_list): Update for IPA_PASS type.
17817 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17819 * config/i386/i386.c (ix86_builtin_type): Add
17820 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
17821 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
17822 (bdesc_args): Add SSE4a builtins.
17823 (ix86_init_mmx_sse_builtins): Updated.
17824 (ix86_expand_args_builtin): Likewise.
17825 (ix86_expand_builtin): Likewise.
17827 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17829 * config/i386/i386.c (ix86_builtin_type): Add
17830 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
17831 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
17832 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
17833 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
17834 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
17835 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
17836 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
17837 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
17838 and DI_FTYPE_DI_DI_INT.
17839 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
17840 (ix86_init_mmx_sse_builtins): Updated.
17841 (ix86_expand_args_builtin): Likewise.
17842 (ix86_expand_builtin): Likewise.
17843 (ix86_expand_binop_imm_builtin): Removed.
17845 * doc/extend.texi: Correct __builtin_ia32_palignr128.
17847 2008-04-30 Richard Guenther <rguenther@suse.de>
17849 PR tree-optimization/32921
17850 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
17852 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
17854 * config/arm/arm.c (arm_unwind_emit): Use
17855 crtl->all_throwers_are_sibcalls instead of
17856 cfun->all_throwers_are_sibcalls.
17857 (arm_output_fn_unwind): Likewise.
17858 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
17859 instead of cfun->uses_pic_offset_table.
17860 (frv_expand_prologue): Likewise.
17861 (frv_frame_pointer_required): Likewise.
17862 (frv_expand_fdpic_call): Likewise.
17863 (frv_emit_movsi): Likewise.
17864 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
17865 cfun->returns_pcc_struct instead of
17866 current_function_returns_pcc_struct.
17867 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
17868 instead of cfun->calls_eh_return.
17869 (m32c_pushm_popm): Likewise.
17870 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
17871 "extern" declaration.
17873 2008-04-30 Richard Guenther <rguenther@suse.de>
17875 PR tree-optimization/21636
17876 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
17878 (evaluate_stmt): Print the likely value.
17879 (ccp_visit_stmt): Avoid excessive vertical spacing.
17881 2008-04-30 Rafael EspÃndola <espindola@google.com>
17883 * builtins.c (fold_call_expr): Return realret.
17884 * tree-ssa-threadedge.c
17885 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17886 __builtin_object_size.
17888 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
17890 * gcc.c (wrapper_string): New variable.
17891 (insert_wrapper): New function.
17892 (execute): New option -wrapper.
17893 * doc/invoke.texi (Overall Options): New driver option -wrapper.
17895 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
17897 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
17898 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
17899 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
17901 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
17902 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
17903 config/rs6000/e500crtres64gprctr.asm,
17904 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
17905 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
17906 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
17907 config/rs6000/e500crtsav64gprctr.asm,
17908 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
17909 config/rs6000/e500crtsavg64gprctr.asm: New files.
17910 * config/rs6000/t-ppccomm: Add build rules for new files.
17911 (LIB2FUNCS_STATIC_EXTRA): Add new files.
17912 * config/rs6000/t-netbsd: Add build rules for new files.
17913 (LIB2FUNCS_STATIC_EXTRA): New variable.
17914 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
17915 (CRTSAVRES_DEFAULT_SPEC): Likewise.
17916 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
17918 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
17920 * config/i386/i386.c (ix86_builtin_type): Add
17921 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
17922 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
17923 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
17924 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
17925 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
17926 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
17927 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
17928 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
17929 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
17930 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
17931 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
17932 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
17933 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
17934 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
17935 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
17936 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
17937 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
17938 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
17939 V1DI_FTYPE_V2SI_V2SI.
17940 (bdesc_2arg): Moved to ...
17941 (bdesc_args): Here.
17942 (ix86_init_mmx_sse_builtins): Updated.
17943 (ix86_expand_args_builtin): Updated. Take a pointer
17944 to const struct builtin_description. Handle comparison
17946 (ix86_expand_sse_compare): Take a new argument for swapping operands.
17947 (ix86_expand_builtin): Updated.
17949 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
17950 (ssse3_pmaddubsw128): This.
17951 (ssse3_pmaddubswv4hi3): Renamed to ...
17952 (ssse3_pmaddubsw): This.
17954 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
17955 (__builtin_ia32_packssdw128): Likewise.
17956 (__builtin_ia32_packuswb128): Likewise.
17957 (__builtin_ia32_pmaddubsw): Likewise.
17958 (__builtin_ia32_pmaddubsw128): Likewise.
17960 2008-04-30 Richard Guenther <rguenther@suse.de>
17962 PR tree-optimization/14847
17963 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
17964 (recognize_bits_test): Use it.
17965 (recognize_single_bit_test): Likewise.
17967 2008-04-30 Martin Jambor <mjambor@suse.cz>
17969 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
17970 instead of setting number of formal parameters to zero.
17971 (ipcp_init_stage): Do not set the number of actual parameters to zero
17973 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
17974 which are called with variable number of arguments.
17975 (ipcp_insert_stage): Explicitely skipping all nodes which are
17976 called with variable number of arguments.
17977 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
17978 number of parameters.
17980 * ipa-prop.h (struct ipa_node_params): Added flag
17981 called_with_var_arguments
17982 (ipa_set_param_count): Added. Changed sole setter to use it.
17983 (ipa_get_param_count): Added. All readers of param_count
17984 converted to use it instead.
17985 (ipa_set_called_with_variable_arg): Added.
17986 (ipa_is_called_with_var_arguments): Added.
17987 (ipa_get_ith_param): Added. All readers of param_decls converted
17989 (ipa_set_cs_argument_count): Added, sole writer to argument_count
17991 (ipa_get_cs_argument_count): Added, all readers of argument_count
17993 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
17996 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
17997 (struct ipcp_lattice): Renamed cval_type to type
17998 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
18000 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
18001 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
18002 (ipcp_insert_stage): Changed the type of variable cvalue to tree
18003 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
18004 (build_const_val): Changed the type of parameter cvalue to tree
18005 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
18006 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
18008 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
18011 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
18012 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
18013 (ipa_add_method): Renamed to ipa_push_func_to_list
18014 (ipa_remove_method): Renamed to ipa_pop_func_from_list
18015 (ipa_callsite_param_count): Removed.
18016 (ipa_callsite_param_count_set): Removed.
18017 (ipa_callsite_param): Removed.
18018 (ipa_callsite_callee): Removed.
18019 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
18020 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
18021 (ipa_method_formal_count): Removed.
18022 (ipa_method_formal_count_set): Removed.
18023 (ipa_method_get_tree): Removed.
18024 (ipa_method_tree_map_create): Removed.
18025 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
18026 (ipa_create_param_decls_array): Creates the array itself
18027 (ipa_create_param_decls_array): Temporary variable info instead of
18028 a few dereferences.
18029 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
18030 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
18031 (get_type): Removed.
18032 (ipa_jf_get_info_type): Removed.
18033 (ipa_node_create): Renamed to ipa_create_node_params
18034 (ipa_free): Renamed to ipa_free_all_node_params
18035 (ipa_nodes_create): Renamed to ipa_create_all_node_params
18036 (ipa_edges_create): Renamed to ipa_create_all_edge_args
18037 (ipa_edges_free): Renamed to ipa_free_all_edge_args
18038 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
18039 (ipa_free_all_node_params): Deallocation to jump_functions moved to
18040 ipa_free_all_edge_args
18041 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
18042 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
18043 (ipa_create_methodlist_node): Removed.
18044 (ipa_methodlist_method): Removed.
18045 (ipa_methodlist_method_set): Removed.
18046 (ipa_methodlist_next_method): Removed.
18047 (ipa_methodlist_next_method_set): Removed.
18048 (ipa_method_is_modified): Removed.
18049 (ipa_method_modify_create): Removed.
18050 (ipa_method_modify_init): Temporary variable info instead of a few
18052 (ipa_detect_param_modifications): Temporary variable info instead of
18053 a few dereferences.
18054 (ipa_compute_jump_functions): Temporary variable info instead of
18055 a few dereferences.
18056 (ipa_method_modify_set): Removed.
18057 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18058 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18059 than craph_node as the first parameter.
18060 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18061 (ipa_method_modify_init): Removed.
18062 (ipa_compute_jump_functions): Added a temp variable instead of
18063 repeatadly dereferencing the cgraph_edge.aux pointer
18064 (ipa_callsite_param_set_type): Removed.
18065 (ipa_compute_jump_functions): i renamed to index and moved to
18067 (ipa_callsite_param_set_info_type_formal): Removed.
18068 (ipa_callsite_param_set_info_type): Removed.
18069 (ipa_callsite_param_map_create): Removed.
18070 (ipa_callsite_tree): Removed.
18071 (ipa_callsite_caller): Removed.
18072 (ipa_pop_func_from_list): return_method removed to return_func
18074 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18075 prefixed all values with IPA_. Changed all users.
18076 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18077 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18078 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18079 (union parameter_info): Renamed to jump_func_value.
18080 (union jump_func_value): Renamed value to constant
18081 (struct ipa_jump_func): Renamed info_type to value
18082 (struct ipa_node): Renamed to ipa_node_params
18083 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18084 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18085 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18086 (struct ipa_edge): Renamed to ipa_edge_args
18087 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18088 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18089 (struct ipa_methodlist): Renamed to ipa_func_list
18090 (struct ipa_func_list): method_p renamed to node, next_method
18092 (ipa_methodlist_p): Removed, switched all users to struct pointer
18093 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18095 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18097 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18098 (rs6000_emit_epilogue): Use backchain to restore only when we
18099 have a large frame. Make use of frame pointer to restore if we
18100 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18102 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18104 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18105 Add mode to zero_extract.
18106 (sign bit tests peepholes): (Ditto.).
18108 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18110 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18111 Instructions in comments with SSE3.
18112 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18113 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18114 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18115 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18116 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18117 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18118 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18119 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18120 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18121 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18122 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18123 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18124 (bdesc_sse_args): Renamed to ...
18125 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18126 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18127 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18128 IX86_BUILTIN_FABSQ.
18129 (bdesc_1arg): Moved to ...
18130 (bdesc_args): Here.
18131 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18132 Instructions in comments with SSE3.
18133 (ix86_expand_sse_operands_builtin): Renamed to ...
18134 (ix86_expand_args_builtin): This. Updated.
18135 (ix86_expand_unop1_builtin): Update comments.
18136 (ix86_expand_builtin): Updated.
18138 2008-04-29 Richard Guenther <rguenther@suse.de>
18140 PR tree-optimization/36078
18141 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18142 Update virtual SSA form after cleaning up the CFG.
18144 2008-04-29 Richard Guenther <rguenther@suse.de>
18146 PR middle-end/15255
18147 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18149 2008-04-29 Richard Guenther <rguenther@suse.de>
18151 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18152 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18153 (compute_flow_insensitive_aliasing): Do not treat
18154 PTR_IS_REF_ALL pointers special.
18155 (get_smt_for): Likewise.
18156 (may_alias_p): Re-structure.
18157 (is_escape_site): A ref-all pointer conversion is not an escape site.
18158 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18159 PTR_IS_REF_ALL pointers special.
18160 * tree-ssa-structalias.h (struct alias_info): Remove
18161 ref_all_symbol_mem_tag field.
18162 (PTR_IS_REF_ALL): Remove.
18164 2008-04-29 Richard Guenther <rguenther@suse.de>
18166 PR middle-end/36077
18167 * fold-const.c (extract_muldiv_1): In combining division constants
18168 make sure to never overflow.
18170 2008-04-29 Nick Clifton <nickc@redhat.com>
18172 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18174 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18177 * optc-gen.awk: Work around HP-UX/IA awk bug.
18179 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18181 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18184 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18187 * config/i386/i386.md
18188 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18189 Change operand 1 predicate to nonimmediate_operand.
18191 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18194 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18196 * gengtype.c (walk_type, write_func_for_structure): Handle
18198 * doc/gty.texi: Document chain_circular.
18200 2008-04-28 Richard Guenther <rguenther@suse.de>
18202 PR tree-optimization/36066
18203 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18206 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18209 * config/i386/i386.md
18210 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18211 Use match_scratch instead of match_operand for operands 3 and 4.
18213 2008-04-27 Richard Guenther <rguenther@suse.de>
18215 PR tree-optimization/18754
18216 PR tree-optimization/34223
18217 * tree-pass.h (pass_complete_unrolli): Declare.
18218 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18219 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18220 Rewrite loop into loop closed SSA form if it is not already.
18221 (tree_unroll_loops_completely): Re-structure to iterate over
18222 innermost loops with intermediate CFG cleanups.
18223 Unroll outermost loops only if requested or the code does not grow
18225 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18226 loops are available.
18227 (tree_vectorize): Instead do so here.
18228 (tree_complete_unroll): Also unroll outermost loops.
18229 (tree_complete_unroll_inner): New function.
18230 (gate_tree_complete_unroll_inner): Likewise.
18231 (pass_complete_unrolli): New pass.
18232 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18233 uses outside of the loop.
18234 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18235 form if it is available.
18236 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18237 * passes.c (init_optimization_passes): Schedule complete inner
18238 loop unrolling pass before the first CCP pass after final inlining.
18240 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18242 * targhooks.h (default_emutls_var_fields,
18243 default_emutls_var_init): Declare.
18244 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18245 * target.h (struct gcc_target): Add struct emutls member.
18246 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18247 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18248 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18249 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18250 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18251 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18252 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18253 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18254 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18255 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18256 emit debug information.
18257 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18258 * varasm.c: Include targhooks.h.
18259 (emutls_object_section, emutls_tmpl_section): New.
18260 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18261 (EMUTLS_SEPARATOR): New.
18262 (prefix_name): New.
18263 (get_emutls_object_name): New.
18264 (default_emutls_var_fields): New, broken out of ...
18265 (get_emutls_object_type): ... here. Adjust to use target hooks.
18266 (get_emutls_init_templ_addr): Adjust to use target hooks.
18267 (emutls_decl): Adjust to use target hooks.
18268 (emutls_finish): Likewise.
18269 (default_emutls_var_init): New, broken out of ...
18270 (assemble_variable): ... here. Adjust to use target hooks.
18271 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18272 SECCAT_EMUTLS_TMPL.
18273 * c-common.c (handle_section_attribute): Prevent overriding
18274 sections for emulated tls with special sections.
18275 * config/i386/i386.c (x86_64_elf_select_section): Add
18276 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18277 (x86_64_elf_unique_section): Likewise.
18278 * config/vxworks.c: Include tree.h.
18279 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18280 (vxworks_override_options): Set TLS scheme.
18281 * doc/tm.texi (Emulated TLS): New node.
18283 2008-04-26 Simon Baldwin <simonb@google.com>
18286 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18287 with propagated string constants.
18289 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18291 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18292 constraint for operand 2 when operand 0 is memory operand.
18293 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18294 operand 0 is memory operand.
18295 (fix_trunc<mode>_i387_with_temp): Ditto.
18296 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18297 operand 2 when operand 1 is memory operand.
18298 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18299 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18300 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18301 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18302 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18303 operands 2,3 and 4 when operand 1 is memory operand.
18304 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18306 (fistdi2_floor_with_temp): Ditto.
18307 (fist<mode>2_floor_with_temp): Ditto.
18308 (fistdi2_ceil_with_temp): Ditto.
18309 (fist<mode>2_ceil_with_temp): Ditto.
18310 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18312 2008-04-26 David Daney <ddaney@avtrex.com>
18314 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18316 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18317 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18318 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18319 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18320 (compare_and_swap_12): New insn.
18321 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18322 * config/mips/mips.c (mips_force_binary): New function.
18323 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18324 (mips_expand_compare_and_swap_12): New function.
18325 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18327 2008-04-25 Jan Hubicka <jh@suse.cz>
18330 * cfgexpand.c (pass_expand): Turn into RTL pass.
18331 * passes.c (execute_one_pass): Do pass typechecking after execution.
18332 * tree-pass.h (pass_expand): Turn into RTL pass.
18334 * function.h (struct rtl_data): Move here fields
18335 accesses_prior_frames, calls_eh_return, saves_all_registers,
18336 has_nonlocal_goto, has_asm_statement, is_thunk,
18337 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18338 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18339 arg_pointer_save_area_init from struct function; turn into bool.
18340 (struct function): Move
18341 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18342 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18343 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18344 tail_call_emit, arg_pointer_save_area_init
18345 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18346 (current_function_returns_struct, current_function_returns_pcc_struct,
18347 current_function_calls_setjmp, current_function_calls_alloca,
18348 current_function_accesses_prior_frames,
18349 current_function_calls_eh_return, current_function_is_thunk,
18350 current_function_stdarg, current_function_profile,
18351 current_function_limit_stack, current_function_uses_pic_offset_table,
18352 current_function_uses_const_pool, current_function_has_nonlocal_label,
18353 current_function_saves_all_registers,
18354 current_function_has_nonlocal_goto,
18355 current_function_has_asm_statement): Remove accesor macros.
18356 * ra-conflict.c (global_conflicts): Update.
18357 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18358 (suitable_for_tail_call_opt_p): Update.
18359 * builtins.c (expand_builtin_return_addr): Update.
18360 (expand_builtin_setjmp_setup): Update.
18361 (expand_builtin_nonlocal_goto): Update.
18362 * final.c (final_start_function): Update.
18363 (profile_function): Update.
18364 (leaf_function_p): Update.
18365 (only_leaf_regs_used): Update.
18366 * df-scan.c (df_get_exit_block_use_set): Update.
18367 * dojump.c (clear_pending_stack_adjust): Update.
18368 * tree-stdarg.c (gate_optimize_stdarg): Update.
18369 * gimple-low.c (lower_function_body): Update.
18370 * global.c (compute_regsets): Update.
18371 (global_alloc): Update.
18372 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18373 * expr.c (expand_assignment): Update.
18374 * dse.c (dse_step0): Update.
18375 (dse_step1): Update.
18376 * c-decl.c (store_parm_decls): Update.
18377 * local-alloc.c (combine_regs): Update.
18378 (find_free_reg): Update.
18379 * function.c (assign_parms_augmented_arg_list): Update.
18380 (assign_parm_find_data_types): Update.
18381 (assign_parms): Update.
18382 (allocate_struct_function): Update.
18383 (expand_function_start): Update.
18384 (expand_function_end): Update.
18385 (get_arg_pointer_save_area): Update.
18386 (thread_prologue_and_epilogue_insns): Update.
18387 (rest_of_match_asm_constraints): Update.
18388 * stor-layout.c (variable_size): Update.
18389 * gcse.c (gcse_main): Update.
18390 (bypass_jumps): Update.
18391 * gimplify.c (gimplify_function_tree): Update.
18392 * calls.c (emit_call_1): Update.
18393 (expand_call): Update.
18394 * bt-load.c (compute_defs_uses_and_gen): Update.
18395 * except.c (sjlj_assign_call_site_values): Update.
18396 (sjlj_emit_function_enter): Update.
18397 (can_throw_external): Update.
18398 (set_nothrow_function_flags): Update.
18399 (expand_builtin_unwind_init): Update.
18400 (expand_eh_return): Update.
18401 (convert_to_eh_region_ranges): Update.
18402 (output_function_exception_table): Update.
18403 * emit-rtl.c (gen_tmp_stack_mem): Update.
18404 * cfgexpand.c (expand_used_vars): Update.
18405 (tree_expand_cfg): Update.
18406 * cfgcleanup.c (rest_of_handle_jump): Update.
18407 * explow.c (allocate_dynamic_stack_space): Update.
18408 * varasm.c (assemble_start_function): Update.
18409 (force_const_mem): Update.
18410 (mark_constant_pool): Update.
18411 * tree-optimize.c (tree_rest_of_compilation): Update.
18412 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18413 * tree-cfg.c (notice_special_calls): Update.
18414 (is_ctrl_altering_stmt): Update.
18415 (tree_can_make_abnormal_goto): Update.
18416 (tree_purge_dead_abnormal_call_edges): Update.
18417 * config/alpha/predicates.md: Update.
18418 * config/alpha/alpha.c (alpha_sa_mask): Update.
18419 (alpha_sa_size): Update.
18420 (alpha_does_function_need_gp): Update.
18421 (alpha_expand_prologue): Update.
18422 (alpha_start_function): Update.
18423 (alpha_output_function_end_prologue): Update.
18424 (alpha_expand_epilogue): Update.
18425 * config/frv/frv.c (frv_stack_info): Update.
18426 (frv_expand_epilogue): Update.
18427 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18428 (s390_register_info): Update.
18429 (s390_frame_info): Update.
18430 (s390_init_frame_layout): Update.
18431 (s390_can_eliminate): Update.
18432 (save_gprs): Update.
18433 * config/spu/spu.c (spu_split_immediate): Update.
18434 (need_to_save_reg): Update.
18435 (spu_expand_prologue): Update.
18436 (spu_expand_epilogue): Update.
18437 * config/sparc/sparc.md: Update.
18438 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18439 (sparc_tls_got): Update.
18440 (legitimize_pic_address): Update.
18441 (sparc_emit_call_insn): Update.
18442 (sparc_expand_prologue): Update.
18443 (output_return): Update.
18444 (print_operand): Update.
18445 (sparc_function_ok_for_sibcall): Update.
18446 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18447 * config/m32r/m32r.md: Update.
18448 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18449 (m32r_compute_frame_size): Update.
18450 (m32r_expand_prologue): Update.
18451 (m32r_expand_epilogue): Update.
18452 (m32r_legitimize_pic_address): Update.
18453 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18454 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18455 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18456 (gen_push): Update.
18457 (ix86_save_reg): Update.
18458 (ix86_compute_frame_layout): Update.
18459 (ix86_expand_prologue): Update.
18460 (ix86_expand_epilogue): Update.
18461 * config/sh/sh.c (output_stack_adjust): Update.
18462 (calc_live_regs): Update.
18463 (sh5_schedule_saves): Update.
18464 (sh_expand_prologue): Update.
18465 (sh_expand_epilogue): Update.
18466 (sh_setup_incoming_varargs): Update.
18467 (sh_allocate_initial_value): Update.
18468 (sh_get_pr_initial_val): Update.
18469 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18470 * config/sh/sh.md (label:): Update.
18471 * config/avr/avr.c (out_movhi_mr_r): Update.
18472 * config/crx/crx.h (enum): Update.
18473 * config/xtensa/xtensa.h (along): Update.
18474 * config/stormy16/stormy16.c Update.
18475 (xstormy16_compute_stack_layout): Update.
18476 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18477 (fr30_expand_prologue): Update.
18478 * config/cris/cris.c (cris_conditional_register_usage): Update.
18479 (cris_reg_saved_in_regsave_area): Update.
18480 (cris_initial_frame_pointer_offset): Update.
18481 (cris_simple_epilogue): Update.
18482 (cris_expand_prologue): Update.
18483 (cris_expand_epilogue): Update.
18484 (cris_expand_pic_call_address): Update.
18485 (cris_asm_output_symbol_ref): Update.
18486 (cris_asm_output_label_ref): Update.
18487 * config/cris/cris.md Update.
18488 * config/iq2000/iq2000.c (compute_frame_size): Update.
18489 (iq2000_expand_epilogue): Update.
18490 * config/mt/mt.h (save_direction): Update.
18491 * config/mn10300/mn10300.c (mn10300_function_value): Update.
18492 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18493 (ia64_secondary_reload_class): Update.
18494 * config/m68k/m68k.c (m68k_save_reg): Update.
18495 (m68k_expand_prologue): Update.
18496 (m68k_expand_epilogue): Update.
18497 (legitimize_pic_address): Update.
18498 * config/rs6000/rs6000.c (rs6000_got_register): Update.
18499 (first_reg_to_save): Update.
18500 (first_altivec_reg_to_save): Update.
18501 (compute_vrsave_mask): Update.
18502 (compute_save_world_info): Update.
18503 (rs6000_stack_info): Update.
18504 (spe_func_has_64bit_regs_p): Update.
18505 (rs6000_ra_ever_killed): Update.
18506 (rs6000_emit_eh_reg_restore): Update.
18507 (rs6000_emit_allocate_stack): Update.
18508 (rs6000_emit_prologue): Update.
18509 (rs6000_emit_epilogue): Update.
18510 (rs6000_output_function_epilogue): Update.
18511 (output_profile_hook): Update.
18512 (rs6000_elf_declare_function_name): Update.
18513 * config/rs6000/rs6000.h (rs6000_args): Update.
18514 * config/rs6000/rs6000.md: Update.
18515 * config/mcore/mcore.c (mcore_expand_prolog): Update.
18516 * config/arc/arc.c (arc_output_function_epilogue): Update.
18517 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
18518 * config/darwin.c (machopic_function_base_name): Update.
18519 * config/score/score3.c (score3_compute_frame_size): Update.
18522 (score3_epilogue): Update.
18523 * config/score/score7.c (score7_compute_frame_size): Update.
18524 (score7_prologue): Update.
18525 (score7_epilogue): Update.
18526 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
18527 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18528 * config/arm/arm.c (use_return_insn): Update.
18529 (require_pic_register): Update.
18530 (arm_load_pic_register): Update.
18531 (arm_compute_save_reg0_reg12_mask): Update.
18532 (arm_compute_save_reg_mask): Update.
18533 (thumb1_compute_save_reg_mask): Update.
18534 (output_return_instruction): Update.
18535 (arm_output_function_prologue): Update.
18536 (arm_output_epilogue): Update.
18537 (arm_get_frame_offsets): Update.
18538 (arm_expand_prologue): Update.
18539 (thumb_pushpop): Update.
18540 (thumb_exit): Update.
18541 (thumb1_expand_prologue): Update.
18542 (thumb1_expand_epilogue): Update.
18543 (arm_unwind_emit): Update.
18544 (arm_output_fn_unwind): Update.
18545 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
18546 * config/arm/arm.md: Update.
18547 * config/pa/pa.md: Update.
18548 * config/pa/pa.c (legitimize_pic_address): Update.
18549 (compute_frame_size): Update.
18550 (hppa_expand_prologue): Update.
18551 (hppa_expand_epilogue): Update.
18552 (borx_reg_operand): Update.
18553 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
18554 (HARD_REGNO_RENAME_OK): Update.
18555 * config/mips/mips.c (mips_global_pointer): Update.
18556 (mips_save_reg_p): Update.
18557 (mips_compute_frame_info): Update.
18558 (mips_frame_pointer_required): Update.
18559 (mips_expand_prologue): Update.
18560 (mips_expand_epilogue): Update.
18561 (mips_can_use_return_insn): Update.
18562 (mips_reorg_process_insns): Update.
18563 * config/v850/v850.c (compute_register_save_size): Update.
18564 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
18565 * config/mmix/mmix.c (along): Update.
18566 (mmix_expand_epilogue): Update.
18567 * config/bfin/bfin.c (legitimize_pic_address): Update.
18568 (must_save_p): Update.
18569 (stack_frame_needed_p): Update.
18570 (add_to_reg): Update.
18571 (bfin_expand_prologue): Update.
18572 * stmt.c (expand_asm_operands): Update.
18573 * reload1.c (reload): Update.
18574 (init_elim_table): Update.
18576 2008-04-25 Bob Wilson <bob.wilson@acm.org>
18578 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
18580 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
18582 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
18583 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
18584 (mov<mode>): Removed.
18585 (*movv4sf_internal): Likewise.
18586 (*movv2df_internal): Likewise.
18588 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
18590 * config.gcc (crx-*-elf): Remove deprecation.
18592 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
18594 * config/i386/cygming-crtend.c (register_frame_ctor): Register
18595 __gcc_deregister_frame with atexit.
18596 (deregister_frame_dtor): Remove.
18598 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
18599 Nathan Sidwell <nathan@codesourcery.com>
18601 * config/rs6000/rs6000.opt (mspe): Remove Var property.
18603 * config/rs6000/rs6000.h (rs6000_spe): Declare.
18604 (rs6000_isel): Likewise.
18605 * config/rs6000/rs6000.c (rs6000_spe): New variable.
18606 (rs6000_isel): New variable.
18607 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
18609 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18612 * c-common.c (handle_vector_size_attribute): Call
18613 lang_hooks.types.reconstruct_complex_type instead of
18614 reconstruct_complex_type.
18615 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
18616 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
18617 * langhooks.h (struct lang_hooks_for_types): Add
18618 reconstruct_complex_type hook.
18619 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
18620 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
18622 2008-04-24 Richard Guenther <rguenther@suse.de>
18624 * c-common.h (check_builtin_function_arguments): Declare.
18625 * c-common.c (validate_nargs): New function.
18626 (check_builtin_function_arguments): Likewise.
18627 * c-typeck.c (build_function_call): Call
18628 check_builtin_function_arguments.
18629 * builtins.c (fold_builtin_classify): Remove error reporting code.
18630 (fold_builtin_unordered_cmp): Likewise.
18631 (fold_builtin_1): Likewise.
18632 (fold_builtin_n): Likewise.
18634 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18636 PR tree-optimization/36008
18637 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
18638 the original op1, rather than delta by step.
18640 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
18641 Sebastian Pop <sebastian.pop@amd.com>
18643 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
18644 eliminate_local_variables_stmt, eliminate_local_variables,
18645 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
18646 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
18647 of code delimited by two edges in the CFG.
18648 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
18649 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
18650 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
18651 the case of parallelisation of reductions.
18652 (expr_invariant_in_region_p): New.
18654 * tree-flow.h (gather_blocks_in_sese_region): Declared.
18655 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
18657 2008-04-24 Ira Rosen <irar@il.ibm.com>
18658 Richard Guenther <rguenther@suse.de>
18660 PR tree-optimization/36034
18661 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
18662 incapable of dealing with loads with gaps.
18664 2008-04-24 Rafael EspÃndola <espindola@google.com>
18666 * tree-flow.h (vrp_evaluate_conditional): Change signature.
18667 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18668 vrp_evaluate_conditional.
18669 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
18670 (vrp_evaluate_conditional): Split the cond argument.
18671 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
18672 (simplify_stmt_for_jump_threading): Update call to
18673 vrp_evaluate_conditional.
18675 2008-04-24 Ira Rosen <irar@il.ibm.com>
18677 PR tree-optimization/35982
18678 * tree-vect-analyze.c (vect_check_interleaving): Check that the
18679 interleaved data-refs are of the same type.
18681 2008-04-24 Danny Smith <dannysmith@users.net>
18683 * c-format.c (check_format_info_main): Use strncmp rather than a
18684 magic prefix to handle multichar length specs.
18685 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
18686 Don't prefix "I64" and "I32" with '\0'.
18688 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18691 * config/i386/i386.c (init_cumulative_args): Don't pass anything
18692 in registers for -m32 only if stdarg_p (fntype).
18694 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
18696 PR rtl-optimization/36006
18697 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
18698 temp to op0 in order to avoid invalid rtx sharing.
18700 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
18702 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
18703 check TREE_INVARIANT.
18704 * tree-gimple.c (is_gimple_address): New.
18705 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
18706 * tree-gimple.h (is_gimple_address): New.
18707 * tree.h (decl_address_invariant_p): New.
18708 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
18709 (build_string): Likewise.
18710 (decl_address_invariant_p): New, from is_gimple_invariant_address.
18711 (tree_invariant_p_1): Likewise.
18712 (save_expr): Use it.
18713 (tree_invariant_p): New.
18714 (skip_simple_arithmetic): Use it.
18715 (stabilize_reference_1): Use it.
18716 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
18718 (build1_stat): Drop code to compute TREE_INVARIANT.
18719 (build2_stat): Drop code to compute TREE_INVARIANT.
18720 (build3_stat): Drop code to compute TREE_INVARIANT.
18721 (build4_stat): Drop code to compute TREE_INVARIANT.
18722 (build5_stat): Drop code to compute TREE_INVARIANT.
18723 (build7_stat): Drop code to compute TREE_INVARIANT.
18724 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
18725 * tree.h (struct tree_base): Remove invariant_flag.
18726 (TREE_INVARIANT): Remove.
18727 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
18728 (fold_builtin_expect): Check TREE_CONSTANT.
18729 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
18730 * c-tree.h (c_expr_to_decl): Drop third parameter.
18731 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
18732 (build_c_cast): Don't set TREE_INVARIANT.
18733 (pop_init_level): Don't set TREE_INVARIANT.
18734 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
18735 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
18737 (gimplify_init_constructor): Don't set TREE_INVARIANT.
18738 (gimplify_addr_expr): Adjust comment.
18739 * tree-mudflap.c (mf_build_string):
18740 * print-tree.c (print_node): Don't print TREE_INVARIANT.
18741 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
18742 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
18743 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
18744 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
18745 * langhooks.h (struct lang_hooks): Drop third parameter from
18748 2008-04-23 Richard Guenther <rguenther@suse.de>
18750 PR tree-optimization/27799
18751 PR tree-optimization/32921
18752 PR tree-optimization/32624
18753 * tree-ssa-structalias.c (merge_smts_into): Only merge the
18754 SMTs aliases and the tag itself into the solution.
18755 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
18756 merge the points-to solution back into the SMT aliases.
18757 (may_alias_p): Use alias_set_subset_of instead of
18758 aliases_conflict_p. A pointer which points to
18759 memory with alias set zero may access any variable.
18761 2008-04-23 Richard Guenther <rguenther@suse.de>
18763 * alias.c (alias_set_subset_of): Correctly handle asking
18764 if zero is a subset of an alias set with zero child.
18765 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
18766 (compute_flow_insensitive_aliasing): Correctly walk all
18767 pointers. Do not unnecessarily union sets.
18769 2008-04-23 Richard Guenther <rguenther@suse.de>
18771 PR middle-end/36021
18772 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
18774 2008-04-22 Tomas Bily <tbily@suse.cz>
18776 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
18778 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
18780 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18781 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18782 * tree-inline.c (estimate_num_insns_1): Likewise.
18783 * varasm.c (const_hash_1, compare_constant, copy_constant)
18784 (compute_reloc_for_constant, output_addressed_constants): Likewise.
18785 * emit-rtl.c (component_ref_for_mem_expr)
18786 (set_mem_attributes_minus_bitpos): Likewise.
18787 * expr.c (highest_pow2_factor, expand_expr_real_1, )
18788 (is_aligning_offset): Likewise.
18789 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
18790 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18791 * dojump.c (do_jump): Likewise.
18792 * builtins.c (get_pointer_alignment, get_memory_rtx)
18793 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
18794 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
18796 2008-04-23 Jakub Jelinek <jakub@redhat.com>
18798 PR rtl-optimization/36017
18799 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
18800 expanding the library call.
18802 2008-04-22 Ian Lance Taylor <iant@google.com>
18804 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
18805 than size_in_bytes.
18807 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
18809 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
18810 of LR/CTR moves for Power6.
18812 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18814 PR middle-end/36003
18815 * passes.c (init_optimization_passes): Remove
18816 pass_fast_rtl_byte_dce.
18818 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
18821 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
18822 builtin functions to generate faster code.
18823 (_mm_cvtpu16_ps): Ditto.
18824 (_mm_cvtpi32x2_ps): Ditto.
18826 2008-04-22 Nick Clifton <nickc@redhat.com>
18828 * common.opt (ftree-loop-distribution): Add Optimization
18831 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
18832 (frv_expand_builtin_va_start): Likewise.
18834 * config/arm/arm.c (thumb_find_work_register): Fix location of
18835 argument register count.
18837 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18839 Support scheduling for ColdFire V1 and V3 microarchitecture.
18840 Improve scheduling of multiplication instructions.
18842 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
18843 (mac): New instruction attribute.
18844 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
18845 (m68k_sched_mac): New variable.
18846 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
18847 Handle cfv1 and cfv3.
18848 (max_insn_size): New static variable.
18849 (struct _sched_ib): New type.
18850 (sched_ib): New static variable.
18851 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
18852 to fields of 'struct _sched_ib sched_ib'. Update all uses.
18853 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
18855 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
18856 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
18857 new variables. Update.
18858 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18859 Add modeling of cfv3 instruction buffer. Update.
18860 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
18861 * config/m68k/m68k.h (TUNE_CFV3): New macro.
18862 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
18863 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
18864 a particular reservation applies to.
18865 (type2): Reorganize attribute values. Rename alu to alu_reg,
18866 alu_l to alu, move_l to omove. Join move to alu. Split mul
18867 to mul_l and mul_w.
18868 (cf_ib_*): Simplify description of instruction buffer.
18869 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
18870 (cf_mem): Split into cf_mem1 and cf_mem2.
18871 (cf_v2_move_??): Rename to cfv12_alu_??.
18872 (cf_v2_move_l_??): Rename to cfv12_omove_??.
18873 (cf_v2_mul_??): Remove reservations.
18874 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
18875 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
18876 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
18878 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
18879 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
18880 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
18881 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
18882 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
18883 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
18884 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
18885 expansions of the above reservations for instructions of sizes
18888 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18890 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
18892 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
18894 * coverage.c: Include tree-pass.h.
18895 (coverage_counter_alloc): Print da_file_name to the dump file.
18897 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
18899 * sbitmap.c (sbitmap_range_empty_p): New function.
18900 * sbitmap.h (sbitmap_range_empty_p): New function.
18901 * bitmap.h: Now includes obstack.h.
18903 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
18904 Kenneth Zadeck <zadeck@naturalbridge.com>
18906 * dbgcnt.def (ra_byte_scan): Added.
18907 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
18908 when the last hit happens for a counter.
18909 * timevar.def (TV_DF_BYTE_LR): New variable.
18910 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
18911 * passes.c (pass_fast_rtl_byte_dce): New pass.
18912 * fwprop.c (update_df): Added mode to call df_ref_create.
18913 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18914 DF_REF_EXTRACT_OFFSET.
18915 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
18916 DF_BYTE_LR_OUT, df_byte_lr): New macro.
18918 (df_ref_extract): Added mode field.
18919 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
18920 DF_REF_EXTRACT_OFFSET.
18921 (DF_REF_EXTRACT_MODE): New macro.
18922 (df_byte_lr_bb_info): New structure.
18923 (df_print_byte_regset, df_compute_accessed_bytes,
18924 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
18925 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
18926 df_byte_lr_simulate_uses,
18927 df_byte_lr_simulate_artificial_refs_at_top,
18928 df_byte_lr_simulate_artificial_refs_at_end,
18929 df_compute_accessed_bytes): New function.
18930 (df_ref_create): Add parameter.
18931 (df_byte_lr_get_bb_info): New inline function.
18932 * df-scan.c (df_ref_record, df_uses_record,
18933 df_ref_create_structure): Added mode parameter.
18934 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
18935 df_defs_record, df_uses_record, df_get_conditional_uses,
18936 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
18937 df_entry_block_defs_collect, df_exit_block_uses_collect):
18938 Added mode parameter to calls to df_ref_record, df_uses_record,
18939 df_ref_create_structure.
18940 (df_ref_equal_p, df_ref_compare): Added test for modes.
18941 (df_ref_create_structure): Added code to set mode. Renamed
18942 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18943 DF_REF_EXTRACT_OFFSET.
18944 * df-core.c (df_print_byte_regset): New function.
18945 * df-byte-scan.c: New file.
18946 * df-problems.c (df_rd_transfer_function): Removed unnecessary
18947 calls to BITMAP_FREE.
18948 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
18949 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
18950 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
18951 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
18952 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
18953 df_byte_lr_local_compute, df_byte_lr_init,
18954 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
18955 df_byte_lr_transfer_function, df_byte_lr_free,
18956 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
18957 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
18958 df_byte_lr_simulate_uses,
18959 df_byte_lr_simulate_artificial_refs_at_top,
18960 df_byte_lr_simulate_artificial_refs_at_end): New function.
18961 * dce.c (byte_dce_process_block): New function.
18962 (dce_process_block): au is now passed in rather than computed
18963 locally. Changed loops that look at artificial defs to not look
18964 for conditional or partial ones, because there never are any.
18965 (fast_dce): Now is able to drive byte_dce_process_block or
18966 dce_process_block depending on the kind of dce being done.
18967 (rest_of_handle_fast_dce): Add parameter to fast_dce.
18968 (rest_of_handle_fast_byte_dce): New function.
18969 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
18970 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
18972 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
18975 * gcc.h: Added fortran options that take arguments to
18976 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
18979 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
18981 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
18982 scalarization if on the LHS and not a full access.
18984 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18986 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
18988 2008-04-18 Rafael EspÃndola <espindola@google.com>
18990 * tree-vrp.c (find_case_label_index): Fix the binary search.
18991 (find_case_label_range): New.
18992 (vrp_visit_switch_stmt): Use find_case_label_range.
18993 (simplify_switch_using_ranges): Use find_case_label_range.
18995 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
18997 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
18998 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
19000 2008-04-18 Tom Tromey <tromey@redhat.com>
19003 * doc/cpp.texi (Implementation-defined behavior): Mention
19006 2008-04-18 Ian Lance Taylor <iant@google.com>
19008 * fold-const.c (pointer_may_wrap_p): New static function.
19009 (fold_comparison): Add another test for pointer overflow. Use
19010 pointer_may_wrap_p to disable some false positives.
19012 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
19014 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
19015 (fname_as_string): Match updated cpp_interpret_string prototype.
19016 (fix_string_type): Support char16_t* and char32_t*.
19017 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
19018 derivative) nodes. Register as builtin if C++0x.
19019 (c_parse_error): Support CPP_CHAR{16,32}.
19020 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
19021 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
19022 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
19023 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
19024 CTI_CHAR32_ARRAY_TYPE>: New elements.
19025 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
19026 char32_type_node, signed_char32_type_node, char16_array_type_node,
19027 char32_array_type_node): New defines.
19028 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
19029 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
19030 (lex_string): Support CPP_STRING{16,32}, match updated
19031 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
19032 (lex_charconst): Support CPP_CHAR{16,32}.
19033 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
19034 and CPP_STRING{16,32}.
19036 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
19039 * aclocal.m4: Regenerate.
19040 * configure: Regenerate.
19042 2008-04-18 Jan Hubicka <jh@suse.cz>
19044 * except.c (dw2_size_of_call_site_table,
19045 sjlj_size_of_call_site_table): Use vector API for call_site_record.
19047 * cgraphbuild.c (build_cgraph_edges): Update.
19048 * tree-pass.h: Update comment.
19049 * final.c (leaf_function_p): Update.
19050 (leaf_renumber_regs): Update.
19051 (rest_of_clean_state): Update.
19052 * omp-low.c (expand_omp_parallel): Update.
19053 * ipa-reference.c (analyze_function): Update.
19054 * reorg.c (find_end_label): Update.
19055 (optimize_skip): Update.
19056 (fill_simple_delay_slots): Update.
19057 (fill_simple_delay_slots): Update.
19058 (make_return_insns): Update.
19059 (dbr_schedule): Update.
19060 * gimple-low.c (record_vars_into): Update.
19061 * cfgbuild.c (make_edges): Update.
19062 * function.c (assign_stack_local): Update.
19063 (assign_parm_adjust_stack_rtl): Update.
19064 (locate_and_pad_parm): Update.
19065 (allocate_struct_function): Do not initialize stack_alignment_needed
19066 and preferred_stack_boundary here.
19067 (stack_protect_prologue): Update.
19068 (stack_protect_epilogue): Update.
19069 (expand_function_start): Initialize stack_alignment_needed,
19070 preferred_stack_boundary and max_jumptable_ents.
19071 (expand_function_end): Update.
19072 (free_after_compilation): Do not NULLify epilogue_delay_list.
19073 * function.h (struct rtl_data): Add stack_protect_guard,
19074 stack_alignment_needed,
19075 preferred_stack_boundary, epilogue_delay_list.
19076 (struct function): Remove value_histograms, stack_alignment_needed,
19077 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19079 unexpanded_var_list, stack_protect_guard.
19080 (current_function_epilogue_delay_list): Remove.
19081 * ipa-type-escape.c (analyze_function): Update.
19082 * gimplify.c (pop_gimplify_context): Update comment.
19083 * calls.c (expand_call): Update.
19084 (emit_library_call_value_1): Update.
19085 * except.c (set_nothrow_function_flags): Update.
19086 * cfgexpand.c (get_decl_align_unit): Update.
19087 (create_stack_guard): Update.
19088 (estimated_stack_frame_size): Update.
19089 (expand_used_vars): Update.
19090 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19091 * explow.c (allocate_dynamic_stack_space): Update.
19092 * tree-ssa-live.c (remove_unused_locals): Update.
19093 * varasm.c (mark_constant_pool): Update.
19094 * tree-inline.c (remap_decls): Update.
19095 (initialize_cfun): Update.
19096 (declare_return_variable): Update.
19097 (inline_forbidden_p): Update.
19098 (expand_call_inline): Update.
19099 (declare_inline_vars): Update.
19100 (tree_function_versioning): Update.
19101 * tree-flow.h (value_histograms): New.
19102 (VALUE_HISTOGRAMS): New macro.
19103 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19105 * tree-cfg.c (set_bb_for_stmt): Update.
19106 (replace_by_duplicate_decl): Update.
19107 (move_block_to_fn): Update.
19108 (new_label_mapper): Update.
19109 (dump_function_to_file): Update.
19110 * ipa-struct-reorg.c (build_data_structure): Update.
19111 * cfgrtl.c (print_rtl_with_bb): Update.
19112 * reload1.c (reload): Update.
19114 * config/i386/i386.c (setup_incoming_varargs_64,
19115 ix86_compute_frame_layout): Update.
19116 * config/arc/arc.c (arc_output_function_epilogue): Update.
19118 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19120 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19121 for FreeBSD as well.
19122 * gthr-posix95.h: Likewise.
19124 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19126 PR rtl-optimization/35838
19127 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19128 out the byte offset of the first subreg.
19130 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19132 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19133 to split_ti instead of three separate calls with single member arrays.
19134 (subti3 splitter): Ditto.
19135 (adddi3 splitter): Ditto with split_di.
19136 (subdi3 splitter): Ditto.
19137 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19138 two separate calls with single member arrays. Swap match_dup
19139 operands 1 and 2 to better fit into the array.
19140 (negdi2 splitter): Ditto with split_di.
19141 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19142 two separate calls with single member arrays. Swap match_dup operands
19143 6 and 7 to better fit into the array.
19145 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19147 * config/i386/i386.c (sse_builtin_type): New.
19148 (bdesc_sse_args): Likewise.
19149 (bdesc_sse_3arg): Removed.
19150 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19151 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19152 IX86_BUILTIN_ROUNDPS.
19153 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19154 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19155 IX86_BUILTIN_ROUNDPS.
19156 (ix86_expand_sse_4_operands_builtin): Removed.
19157 (ix86_expand_sse_operands_builtin): New.
19158 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19159 and CODE_FOR_sse4_1_roundps.
19160 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19161 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19163 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19166 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19167 regs before frame pop when needed. If use_backchain_to_restore_sp
19168 then load backchain into a temp reg to restore vr and vrsave. Add
19169 code to restore vr after frame pop if possible.
19171 2008-04-17 Richard Guenther <rguenther@suse.de>
19173 * tree-vn.c (expressions_equal_p): Do not check type
19174 equality or compatibility before calling operand_equal_p.
19175 * fold-const.c (operand_equal_p): Check equivalence of
19176 integer constants before bailing out due to signedness or
19177 precision differences.
19178 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19179 spurious differences in type qualification. Ignore types
19180 for COMPONENT_REFs at all.
19182 2008-04-17 Christian Bruel <christian.bruel@st.com>
19184 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19185 msw_skip comparison.
19187 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19190 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19193 PR tree-optimization/35899
19194 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19195 rather than TREE_OPERAND.
19197 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19200 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19201 temporary registers. Change operand predicate to general_operand.
19202 (remainderxf3): Ditto.
19204 2008-04-16 Richard Guenther <rguenther@suse.de>
19206 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19207 * tree-affine.c (aff_combination_expand): Look through some
19210 2008-04-15 Doug Kwan <dougkwan@google.com>
19212 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19214 * tree-pretty-print.c (dump_generic_node): Ditto.
19215 * final.c (output_addr_const): Ditto.
19216 * dwarf2out.c (output_cfi): Ditto.
19217 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19218 * print-rtl.c (print_rtx): Ditto.
19219 * print-tree.c (print_node_brief, print_node): Ditto.
19220 * c-common.c (match_case_to_enum_1): Ditto.
19221 * sched-vis.c (print_value): Ditto.
19222 * config/i386/i386.c (print_operand): Cast to long unsigned int
19225 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19226 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19227 MS Windows VirtualProtect function.
19229 2008-04-15 Jan Hubicka <jh@suse.cz>
19231 * gengtype.c (write_root): Param_is argument is OK.
19232 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19233 * function.h: Include varray.h
19234 (rtl_eh): New stucture based on except.c one.
19235 (call_site_record): New forward declaration and vector type.
19236 * calls.c (emit_call_1): Do not call
19237 note_current_region_may_contain_throw.
19238 * except.c (eh_status): Remove cur_region, try_region since they are
19240 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19241 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19242 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19243 Remove call_site_data_used, call_site_data_size.
19244 Turn call_site_record into vector in function.h.
19245 (note_current_region_may_contain_throw): Remove.
19246 (get_exception_pointer, get_exception_filter): Do not take struct
19247 function argument; update.
19248 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19249 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19250 build_post_landing_pads, dw2_build_landing_pads,
19251 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19252 sjlj_emit_function_enter, sjlj_emit_function_enter,
19253 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19254 sjlj_build_landing_pads, finish_eh_generation,
19255 remove_exception_handler_label, remove_eh_handler,
19256 maybe_remove_eh_handler, add_reachable_handler,
19257 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19258 add_action_record, collect_one_action_chain, add_call_site,
19259 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19260 sjlj_output_call_site_table, output_function_exception_table,
19261 * except.h (note_current_region_may_contain_throw): Remove
19262 (get_exception_pointer, get_exception_filter): Do not take struct
19264 * Makefile.in (GTFILES): Put varargs before struct function.
19266 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19268 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19269 punt for STRING_CST.
19270 (get_constraint_for): Deal with STRING_CST here instead.
19272 2008-04-15 Richard Guenther <rguenther@suse.de>
19274 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19275 statements in a basic-block with a backward walk. Do not
19276 substitute into dead statements but instead remove those.
19278 2008-04-15 Richard Guenther <rguenther@suse.de>
19280 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19281 to zero, thus disable creation of SFTs.
19283 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19285 * tree-predcom.c (suitable_reference_p): Return false if the
19286 reference can throw.
19288 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19291 * c-decl.c (finish_decl): If extern or static var has variable
19292 size, set TREE_TYPE (decl) to error_mark_node.
19294 2008-04-15 Rafael EspÃndola <espindola@google.com>
19296 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19299 2008-04-15 Richard Guenther <rguenther@suse.de>
19301 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19302 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19303 (visit_reference_op_load): Do walk vuse-vdef chains on
19304 vn_reference_lookup.
19305 (visit_reference_op_store): But do not here.
19306 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19307 vn_reference_lookup.
19308 (vn_lookup_with_vuses): But do so here.
19310 2008-04-14 Ian Lance Taylor <iant@google.com>
19312 * fold-const.c (fold_overflow_warning): Remove assertion.
19314 2008-04-15 Ben Elliston <bje@au.ibm.com>
19316 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19317 temp1 local variables.
19319 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19322 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19323 ".text.unlikely" section as executable.
19325 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19327 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19328 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19329 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19330 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19331 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19332 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19333 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19335 2008-04-14 Ian Lance Taylor <iant@google.com>
19337 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19338 * fold-const.c (fold_comparison): If appropriate, test
19339 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19340 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19341 reassociating a pointer type.
19342 * doc/invoke.texi (Optimize Options): Document that
19343 -fstrict-overflow applies to pointer wraparound.
19345 2008-04-13 Jan Hubicka <jh@suse.cz>
19347 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19349 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19351 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19352 we are going to "save the world".
19354 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19356 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19357 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19358 operand 0 constraint, not "=".
19360 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19362 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19364 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19366 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19367 of size of positions_needed * CHAR_BIT.
19369 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19371 PR middle-end/35897
19372 * dse.c (store_info): Change positions_needed to unsigned
19374 (lowpart_bitmask): New.
19375 (record_store): Cast to unsigned HOST_WIDE_INT for
19376 positions_needed. Assert width <= size of positions_needed *
19377 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19378 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19379 lowpart_bitmask to set mask.
19381 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19383 * config/bfin/constraints.md: New file.
19384 * config/bfin/bfin.md: Include it.
19385 (adddi3): Use satisfies_constraint functions instead of the old macros.
19386 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19387 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19388 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19389 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19390 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19391 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19392 EXTRA_CONSTRAINT): Delete.
19393 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19394 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19396 * config/bfin/bfin.c: Include "tm-constrs.h".
19397 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19398 Use satisfies_constraint functions instead of the old macros.
19399 * doc/md.texi (Blackfin Constraints): Update file name reference.
19401 2008-04-11 Richard Guenther <rguenther@suse.de>
19403 PR tree-optimization/35869
19404 * tree-vrp.c (execute_vrp): Move switch statement update after
19405 jump threading. Schedule another cfg cleanup run.
19407 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19410 * attribs.c (decl_attributes): Return early on errorneous node.
19412 2008-04-10 Oleg Ryjkov <olegr@google.com>
19414 * tree.h (struct tree_base): Added a new flag default_def_flag.
19415 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19417 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19419 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19421 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19424 * pa.md: Define mode iterator P. Define mode attribute dwc.
19425 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19426 (icacheflush): Likewise.
19427 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19428 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19430 2008-04-11 Ben Elliston <bje@au.ibm.com>
19432 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19434 2008-04-10 Rafael EspÃndola <espindola@google.com>
19436 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19437 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19438 (extract_range_from_expr): The same.
19440 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19442 * config/mips/mips.md (GPR2): New mode iterator.
19443 (seq): Add comment.
19444 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19445 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19446 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19447 Rewrite these to take two modes, the mode of comparison and the
19448 mode of the destination.
19449 * config/mips/mips.c (mips_expand_scc): Instead of having
19450 paradoxical subreg as destination, expand "narrowing" scc if mode
19451 of comparison is SI and target is requested in DI mode.
19452 (mips_emit_int_order_test): Update comment. Make mode of
19453 comparison match CMP0 rather than TARGET. When creating inverse
19454 target use mode of TARGET.
19456 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19458 * gcov-dump.c (tag_summary): Only print summaries for the first
19459 GCOV_COUNTERS_SUMMABLE counters.
19461 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19463 * config/i386/i386.md (absneg): New code iterator.
19464 (absnegprefix): New code attribute.
19465 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19466 patterns using absneg code iterator.
19467 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19468 using absneg code iterator.
19469 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19470 *neg<mode>2 patterns using absneg code iterator.
19471 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19472 *negextendsfdf2 patterns using absneg code iterator.
19473 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19474 *negextendsfxf2 patterns using absneg code iterator.
19475 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19476 *negextendsfdf2 patterns using absneg code iterator.
19477 * config/i386/sse.md (<code><mode>2): Macroize expander from
19478 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19480 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19482 * config/s390/s390.h: Remove the remains of the recent search
19483 & replace action of current_function_outgoing_args_size.
19485 2008-04-10 Ira Rosen <irar@il.ibm.com>
19487 PR tree-optimization/35821
19488 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
19489 NEW_STMT_LIST is not NULL.
19491 2008-04-09 David Edelsohn <edelsohn@gnu.org>
19494 * toplev.c (process_options): Remove -ffunction-sections debugging
19497 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
19499 PR middle-end/PR28690
19500 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
19501 than gen_rtx_fmt_ee to perform more canonicalizations.
19503 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19506 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
19508 2008-04-09 Richard Guenther <rguenther@suse.de>
19510 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
19511 (dump_function_to_file): Dump function arguments with types.
19513 2008-04-08 Richard Guenther <rguenther@suse.de>
19515 * fold-const.c (fold_widened_comparison): Do not allow
19516 sign-changes that change the result.
19518 2008-04-08 Janis Johnson <janis187@us.ibm.com>
19521 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
19522 kinds of indirect references.
19524 2008-04-08 David Edelsohn <edelsohn@gnu.org>
19526 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
19527 GNU Fortran language string.
19529 2008-04-08 Rafael EspÃndola <espindola@google.com>
19531 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
19532 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
19533 * tree.h (tree_call_nonnegative_warnv_p): New.
19535 2008-04-08 Jan Hubicka <jh@suse.cz>
19537 * function.c (free_after_compilation): Clear out regno_reg_rtx
19540 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
19543 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19545 PR middle-end/PR28690
19546 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
19547 same precedence as REG_POINTER and MEM_POINTER operands.
19549 2008-04-08 Richard Guenther <rguenther@suse.de>
19551 PR middle-end/35834
19552 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
19553 for adding index to base.
19555 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
19557 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
19558 (MINGW_ENABLE_EXECUTE_STACK): New.
19559 (IN_LIBGCC2): For libgcc include windows.h file for
19560 function declarations.
19562 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
19564 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
19565 and tem2 if tem1 is not a REG or MULT.
19567 2008-04-08 Jan Hubicka <jh@suse.cz>
19569 * function.h (incomming_args): Break out of struct function.
19570 (function_subsections): Break out of struct function.
19571 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
19572 return_rtx and hard_reg_initial_vals from struct function.
19573 Kill inl_max_label_num.
19574 (current_function_pops_args, current_function_args_info,
19575 current_function_args_size, current_function_args_size,
19576 current_function_pretend_args_size,
19577 current_function_outgoing_args_size,
19578 current_function_internal_arg_pointer, current_function_return_rtx):
19579 Kill compatibility accestor macros.
19580 * builtins.c (expand_builtin_apply_args_1): Update.
19581 (expand_builtin_next_arg): Update.
19582 * df-scan.c (df_get_call_refs): Update.
19583 * dbxout.c (dbxout_function_end): Update.
19584 * dwarf2out.c (dwarf2out_switch_text_section): Update.
19585 (output_line_info): Update.
19586 (secname_for_decl): Update.
19587 (dwarf2out_var_location): Update.
19588 * function.c (free_after_compilation): Update.
19589 (assign_parm_find_stack_rtl): Update.
19590 (assign_parms): Update.
19591 (expand_dummy_function_end): Update.
19592 (expand_function_end): Update.
19593 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
19594 (expand_call): Update.
19595 (emit_library_call_value_1): Update.
19596 (store_one_arg): Update.
19597 * varasm.c (initialize_cold_section_name): Update.
19598 (unlikely_text_section): Update.
19599 (unlikely_text_section_p): Update.
19600 (assemble_start_function): Update.
19601 (assemble_end_function): Update.
19602 (default_section_type_flags): Update.
19603 (switch_to_section): Update.
19604 * integrate.c (set_decl_abstract_flags): Update.
19605 (get_hard_reg_initial_val): Update.
19606 (has_hard_reg_initial_val): Update.
19607 (allocate_initial_values): Update.
19608 * resource.c (init_resource_info): Update.
19609 * config/alpha/alpha.c (NUM_ARGS): Update.
19610 (direct_return): Update.
19611 (alpha_va_start): Update.
19612 (alpha_sa_size): Update.
19613 (alpha_initial_elimination_offset): Update.
19614 (alpha_expand_prologue): Update.
19615 (alpha_start_function): Update.
19616 (alpha_expand_epilogue): Update.
19617 (unicosmk_initial_elimination_offset):
19618 * config/alpha/alpha.md (call expander): Update.
19619 * config/s390/s390.c (s390_register_info): Update.
19620 (s390_register_info): Update.
19621 (s390_frame_info): Update.
19622 (s390_initial_elimination_offset): Update.
19623 (s390_build_builtin_va_list): Update.
19624 (s390_va_start): Update.
19625 * config/spu/spu.c (direct_return): Update.
19626 (spu_expand_prologue): Update.
19627 (spu_initial_elimination_offset): Update.
19628 (spu_build_builtin_va_list): Update.
19629 (spu_va_start): Update.
19630 * config/sparc/sparc.c (sparc_init_modes): Update.
19631 (sparc_compute_frame_size): Update.
19632 (function_value): Update.
19633 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
19634 * config/i386/i386.md (return expander): Update.
19635 * config/i386/i386.c (ix86_va_start): Update.
19636 (ix86_can_use_return_insn_p): Update.
19637 (ix86_compute_frame_layout): Update.
19638 (ix86_expand_epilogue): Update.
19639 * config/sh/sh.c (output_stack_adjust): Update.
19640 (calc_live_regs): Update.
19641 (sh_expand_prologue): Update.
19642 (sh_builtin_saveregs): Update.
19643 (sh_va_start): Update.
19644 (initial_elimination_offset): Update.
19645 (sh_allocate_initial_value): Update.
19646 (sh_function_ok_for_sibcall): Update.
19647 (sh_get_pr_initial_val): Update.
19648 * config/sh/sh.md (return expander): Update.
19649 * config/avr/avr.c (frame_pointer_required_p): UPdate.
19650 * config/crx/crx.c (crx_compute_frame): UPdate.
19651 (crx_initial_elimination_offset): UPdate.
19652 * config/xtensa/xtensa.c (compute_frame_size): Update
19653 (xtensa_builtin_saveregs): Update.
19654 (xtensa_va_start): Update.
19655 (order_regs_for_local_alloc): Update.
19656 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
19657 (xstormy16_expand_builtin_va_start): Update.
19658 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
19659 * config/m68hc11/m68hc11.md (return expanders): Update.
19660 * config/m68hc11/m68hc11.c (expand_prologue): Update.
19661 (expand_epilogue): Update.
19662 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
19663 (cris_simple_epilogue): Update.
19664 (cris_expand_prologue): Update.
19665 (cris_expand_epilogue): Update.
19666 * config/iq2000/iq2000.c (iq2000_va_start): Update.
19667 (compute_frame_size): Update.
19668 * config/mt/mt.c (mt_compute_frame_size): Update.
19669 * config/mn10300/mn10300.c (expand_prologue): Update.
19670 (expand_epilogue): Update.
19671 (initial_offset): Update.
19672 (mn10300_builtin_saveregs):
19673 * config/mn10300/mn10300.md (return expander): Update.
19674 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19675 (ia64_initial_elimination_offset): Update.
19676 (ia64_initial_elimination_offset): Update.
19677 (ia64_expand_prologue): Update.
19678 * config/m68k/m68k.md (return expander): Update.
19679 * config/rs6000/rs6000.c (rs6000_va_start): Update.
19680 (rs6000_stack_info): Update.
19681 * config/mcore/mcore.c (layout_mcore_frame): Update.
19682 (mcore_expand_prolog): Update.
19683 * config/arc/arc.c (arc_compute_frame_size): Update.
19684 * config/score/score3.c (score3_compute_frame_size): Update.
19685 * config/score/score7.c (score7_compute_frame_size): Update.
19686 * config/arm/arm.c (use_return_insn): Update.
19687 (thumb_find_work_register): Update.
19688 (arm_compute_save_reg_mask): Update.
19689 (arm_output_function_prologue): Update.
19690 (arm_output_epilogue): Update.
19691 (arm_size_return_regs): Update.
19692 (arm_get_frame_offsets): Update.
19693 (arm_expand_prologue): Update.
19694 (thumb_exit): Update.
19695 (thumb_unexpanded_epilogue): Update.
19696 (thumb1_output_function_prologue): Update.
19697 * config/pa/pa.md (return expander): Update.
19698 * config/pa/pa.c (compute_frame_size): Update.
19699 (hppa_builtin_saveregs): Update.
19700 * config/mips/mips.c (mips_va_start): Update.
19701 (mips16_build_function_stub): Update.
19702 (mips_compute_frame_info): Update.
19703 (mips_restore_gp): Update.
19704 (mips_output_function_prologue): Update.
19705 (mips_expand_prologue): Update.
19706 * config/v850/v850.c (compute_frame_size): Update.
19707 (expand_prologue): * config/mmix/mmix.c (along): update.
19708 (mmix_initial_elimination_offset): update.
19709 (mmix_reorg): update.
19710 (mmix_use_simple_return): update.
19711 (mmix_expand_prologue): update.
19712 (mmix_expand_epilogue): Update.
19713 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
19714 (emit_link_insn): Update.
19716 2008-04-08 Anatoly Sokolov <aesok@post.ru>
19718 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
19719 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
19721 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
19724 2008-04-07 Jan Hubicka <jh@suse.cz>
19726 * function.h (rtl): Rename to x_rtl.
19727 (crtl): New define.
19728 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19729 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19730 used_temp_slots avail_temp_slots, temp_slot_level,
19731 nonlocal_goto_handler_labels): Update accesstors.
19732 (rtl): New global variable.
19733 (struct function): Move some fileds to rtl_data.
19734 (get_arg_pointer_save_area): Update prototype.
19735 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19736 get_arg_pointer_save_area.
19737 * expr.c (init_expr): Update
19738 * function.c (get_frame_size): Update
19739 (assign_stack_local): Update
19740 (expand_function_end): Update.
19741 (get_art_pointer_save_area): Update
19743 * emit-rtl.c (rtl): Declare.
19744 (regno_reg_rtx): Declare.
19745 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19747 (gen_reg_rtx): Update.
19748 * varasm.c (n_deferred_constatns): Update accestor.
19749 (init_varasm_status): Do not allocate varasm_status.
19750 (force_const_mem, get_pool_size, output_constant_pool): Update.
19751 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19752 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19753 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
19754 * sparc/sparc.h (INIT_EXPANDERS): Update.
19755 * ia64/ia64.h (INIT_EXPANDERS): Update.
19757 2008-04-07 James E. Wilson <wilson@tuliptree.org>
19759 * reload.c (push_secondary_reload): Add missing break to for loop.
19761 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19763 PR middle-end/PR28690
19764 * rtlanal.c: Update copyright years.
19765 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
19766 as REG_POINTER and MEM_POINTER operands.
19767 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
19768 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
19769 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
19770 * gcse.c: Update copyright years.
19771 (pre_delete): Call gen_reg_rtx_and_attrs.
19772 (hoist_code): Likewise.
19773 (build_store_vectors): Likewise.
19774 (delete_store): Likewise.
19775 * loop-invariant.c (move_invariant_reg): Likewise.
19776 Update copyright years.
19778 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
19780 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
19781 control string instead of quoted.
19783 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19785 * doc/rtl.texi: Rewrite of subreg section.
19787 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
19790 * config/i386/i386.c (legitimize_pic_address): Add treating
19791 of dllimport SYM_REF's.
19792 (legitimize_dllimport_symbol): Add prototype.
19794 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19796 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
19797 reference in constructor with non self-referential type.
19799 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19801 Removal of Return with Depressed Stack Pointer support
19802 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
19803 (ECF_SP_DEPRESSED): Likewise.
19804 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
19805 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
19806 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19807 (expand_call): Do not test ECF_SP_DEPRESSED.
19808 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19809 * function.c (keep_stack_depressed): Delete.
19810 (handle_epilogue_set): Likewise.
19811 (update_epilogue_consts): Likewise.
19812 (emit_equiv_load): Likewise.
19813 (thread_prologue_and_epilogue_insns): Remove support for Return with
19814 Depressed Stack Pointer.
19815 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19817 2008-04-06 Richard Guenther <rguenther@suse.de>
19819 PR tree-optimization/35400
19820 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
19821 information from SSA_NAMEs.
19823 2008-04-06 Anatoly Sokolov <aesok@post.ru>
19825 * config/avr/avr.h (avr_mega_p): Remove declaration.
19826 (AVR_MEGA): Remove macro.
19827 * config/avr/avr.c (avr_mega_p): Remove variable.
19828 (avr_override_options): Remove inicializion of avr_mega_p.
19829 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19830 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19831 (avr_jump_mode): (Ditto.).
19832 (avr_output_progmem_section_asm_op): (Ditto.).
19833 (avr_asm_init_sections): (Ditto.).
19834 (avr_asm_init_sections): (Ditto.).
19835 (avr_rtx_costs): (Ditto.).
19836 * config/avr/avr.md: (Ditto.).
19837 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
19840 2008-04-06 Richard Guenther <rguenther@suse.de>
19842 PR tree-optimization/35842
19843 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
19844 is_gimple_invariant_address.
19846 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19848 * gcc.c (default_compilers): Sync Fortran extensions list with
19849 that in fortran/lang-specs.h.
19850 * doc/invoke.texi: Likewise.
19851 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
19852 * dwarf2out.c (gen_compile_unit_die): Likewise.
19854 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
19856 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
19858 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
19861 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
19862 attribute is used for nested functions.
19864 2008-04-05 Jan Hubicka <jh@suse.cz>
19866 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
19868 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
19870 (dump_files): Update.
19871 (enable_rtl_dump_file): Do not accept letter argument.
19872 * tree-pass.h (dump_file_info): Remove letter argument.
19873 * toplev.c (decode_d_option): Update -da handling.
19874 * toplev.h (enable_rtl_dump_file): Update prototype.
19875 * passes.c (register_one_dump_file): Do not accept IPA argument; work
19876 it out based on pass type.
19877 (register_dump_files_1): Likewise.
19878 (init_optimization_passes): Update register_one_dump_file calls.
19879 (execute_one_pass): Sanity check that IPA passes are called at IPA
19880 level and RTL passes at RTL level.
19881 (execute_pass_list): IPA pass can not be after or subpass of
19883 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
19884 disallov RTL subpasses of IPA subpasses.
19886 2008-04-05 Ben Elliston <bje@au.ibm.com>
19888 * tree-cfg.c (need_fake_edge_p): Return false for calls to
19889 builtins that return exactly once and do not throw. Cache call to
19892 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
19894 PR rtl-optimization/34916
19895 PR middle-end/35519
19896 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
19897 between instruction pairs.
19899 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
19901 * doc/invoke.texi: Document -mbitops for SH.
19902 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
19903 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
19904 * config/sh/sh.c (print_operand): Add %t operand code.
19905 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
19906 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
19907 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
19908 (extendqihi2): Likewise.
19909 (movqi_i): Likewise.
19910 (insv): Use bset, bclr and bst instructions for SH2A if possible.
19911 (extv): Use bld instruction for SH2A if possible.
19913 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
19914 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
19915 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
19916 (bset.b, bclr.b): Define peepholes.
19917 * config/sh/sh.opt (mbitops): New option.
19919 2008-04-04 Janis Johnson <janis187@us.ibm.com>
19922 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
19923 and view convert expression.
19925 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19928 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
19930 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
19932 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
19934 * config/i386/cpuid.h (bit_AES): New.
19935 (bit_PCLMUL): Likewise.
19937 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
19938 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
19939 SSE2 if AES or PCLMUL is enabled.
19940 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
19941 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19942 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
19943 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
19944 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
19945 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
19946 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19947 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
19948 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
19949 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
19950 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
19951 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
19952 __builtin_ia32_aeskeygenassist128 and
19953 __builtin_ia32_pclmulqdq128.
19954 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
19955 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
19956 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
19958 * config/i386/i386.h (TARGET_AES): New.
19959 (TARGET_PCLMUL): Likewise.
19960 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
19962 * config/i386/i386.md (UNSPEC_AESENC): New.
19963 (UNSPEC_AESENCLAST): Likewise.
19964 (UNSPEC_AESDEC): Likewise.
19965 (UNSPEC_AESDECLAST): Likewise.
19966 (UNSPEC_AESIMC): Likewise.
19967 (UNSPEC_AESKEYGENASSIST): Likewise.
19968 (UNSPEC_PCLMUL): Likewise.
19970 * config/i386/i386.opt (maes): New.
19971 (mpclmul): Likewise.
19973 * config/i386/sse.md (aesenc): New pattern.
19974 (aesenclast): Likewise.
19975 (aesdec): Likewise.
19976 (aesdeclast): Likewise.
19977 (aesimc): Likewise.
19978 (aeskeygenassist): Likewise.
19979 (pclmulqdq): Likewise.
19981 * config/i386/wmmintrin.h: New.
19983 * doc/extend.texi: Document AES and PCLMUL built-in function.
19985 * doc/invoke.texi: Document -maes and -mpclmul.
19987 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
19989 * function.c (free_after_parsing): Replace with
19990 cxx_push_function_context from C++ front-end.
19991 (allocate_struct_function): Don't call langhook.
19992 * langhooks.h (struct lang_hooks_for_functions): Delete.
19993 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
19995 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
19996 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
19997 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
19998 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
19999 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
20000 remove LANG_HOOKS_FUNCTION_INITIALIZER.
20001 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
20003 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
20004 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
20006 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20009 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
20012 2008-04-04 Richard Guenther <rguenther@suse.de>
20014 PR middle-end/35823
20015 * fold-const.c (optimize_minmax_comparison): Use the correct
20016 type for the constant in the simplified comparison.
20018 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
20020 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
20021 Pass L2 size as "--param l2-cache-size" to the compiler.
20022 (decode_l2_cache): New function to decode L2 cache parameters using
20023 0x8000006 extended cpuid function.
20024 (detect_caches_amd): Determine parameters of L2 cache using
20025 decode_l2_caches function.
20026 (decode_caches_intel): Decode L2 cache parameters.
20027 (detect_caches_intel): Determine L2 cache parameters using
20028 decode_caches_intel and decode_l2_caches functions.
20030 2008-04-03 Bob Wilson <bob.wilson@acm.org>
20032 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
20033 secondary input reload for subword loads from the constant pool.
20035 2008-04-03 Janis Johnson <janis187@us.ibm.com>
20038 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
20039 constants of the appropriate size for runtime calculations.
20042 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
20043 decimal-float literal constant zero.
20045 2008-04-03 Jakub Jelinek <jakub@redhat.com>
20048 * c-parser.c (c_parser_omp_atomic): Call
20049 default_function_array_conversion on the RHS.
20051 PR middle-end/35818
20052 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
20053 call is_variable_sized if decl has incomplete type.
20055 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20057 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20059 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20061 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20063 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20064 (sgt<u>): Merge sgt and sgtu into new expander.
20065 (sgt, sgtu): Remove expanders.
20066 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20067 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20068 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20069 *sgtu_<mode>_mips16 into new pattern.
20070 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20071 (sge<u>): Merge sge and sgeu into new expander.
20072 (sge, sgeu): Remove expanders.
20073 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20075 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20076 (slt<u>): Merge slt and sltu into new expander.
20077 (slt, sltu): Remove expanders.
20078 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20079 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20080 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20081 *sltu_<mode>_mips16 into new pattern.
20082 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20083 (sle<u>): Merge sle and sleu into new expander.
20084 (sle, sleu): Remove expanders.
20085 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20086 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20087 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20088 *sleu_<mode>_mips16 into new pattern.
20089 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20091 2008-04-03 Jan Hubicka <jh@suse.cz>
20093 PR tree-optimization/35795
20094 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20095 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20096 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20097 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20098 * score/score3.c (score3_output_mi_thunk): Likewise.
20099 * score/score7.c (score7_output_mi_thunk): Likewise.
20100 * mips/mips.c (mips_output_mi_thunk): Likewise.
20102 2008-04-03 Richard Guenther <rguenther@suse.de>
20104 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20105 conversions. Simplify code.
20107 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20109 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20111 2008-04-03 Tom Tromey <tromey@redhat.com>
20112 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20114 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20115 * config/bfin/t-bfin-linux (generated_files): Add
20116 linux-sysroot-suffix.h.
20117 * doc/install.texi (Prerequisites): Require make 3.80.
20118 * doc/sourcebuild.texi (Front End Directory): Document new
20120 * Makefile.in (generated_files): New variable.
20121 (ALL_HOST_OBJS): New variable.
20122 ($(ALL_HOST_OBJS)): New target.
20124 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20126 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20127 (remap_block): Call id->transform_lang_insert_block instead
20129 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20130 Set id.transform_lang_insert_block to NULL.
20131 (clone_body): Move to cp/optimize.c
20132 * tree-inline.h (struct copy_body_data): Change
20133 transform_lang_insert_block to function pointer.
20134 (copy_generic_body, copy_decl_no_change): Export.
20135 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20136 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20137 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20139 * c-tree.h (insert_block): Kill.
20140 * c-decl.c (insert_block): Kill.
20142 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20144 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20145 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20146 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20148 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20149 argument, call {push,pop}_function_context from here.
20150 * c-parser.c: Use c_{push,pop}_function_context.
20152 * function.c (push_function_context_to): Move meat ...
20153 (push_function_context): ... here. Simplify.
20154 * function.c (pop_function_context_from): Move meat ...
20155 (pop_function_context): ... here. Simplify.
20156 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20158 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20159 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20160 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20161 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20163 2008-04-03 Ben Elliston <bje@au.ibm.com>
20165 * expmed.c (extract_force_align_mem_bit_field): Remove.
20167 2008-04-03 Richard Guenther <rguenther@suse.de>
20169 PR middle-end/35800
20170 * expr.h (try_casesi): Adjust prototype.
20171 * expr.c (try_casesi): Take fallback label as extra parameter.
20172 Use that for gen_casesi if default_label is NULL.
20173 * stmt.c (expand_case): Pass fallback label to try_casesi,
20174 make sure to fill gaps with a fallback label if default_label
20177 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
20180 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20182 2008-04-03 Ben Elliston <bje@au.ibm.com>
20184 * expmed.c (extract_split_bit_field): Remove if (0) code.
20185 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20186 (do_ds_constraint): Likewise.
20188 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20190 * doc/cppopts.texi (-dU): Document.
20191 * c-common.h (flag_dump_macros): Update comment.
20192 * c-opts.c (handle_OPT_d): Handle -dU.
20193 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20194 dump_queued_macros, cb_used_define, cb_used_undef): New.
20195 (init_pp_output): Handle -dU.
20196 (cb_line_change): Call dump_queued_macros.
20197 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20199 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20201 * config/avr/predicates.md (io_address_operand): New predicate.
20202 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20203 * config/avr/avr.c (avr_io_address_p): Remove function.
20204 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20205 'avr_io_address_p' function.
20206 (out_movhi_r_mr): (Ditto.).
20207 (out_movqi_mr_r): (Ditto.).
20208 (out_movhi_mr_r): (Ditto.).
20209 (avr_address_cost): (Ditto.).
20211 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20213 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20214 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20215 in 32bit mode when XMM registers are available to avoid store
20217 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20218 corresponding post-reload splitters.
20220 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20222 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20223 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20224 __builtin_ia32_roundss.
20225 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20226 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20227 __builtin_ia32_roundss.
20228 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20229 IX86_BUILTIN_SHUFPD here.
20231 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20233 * config/i386/i386.md (plogic): New.
20234 (plogicprefix): Likewise.
20236 * config/i386/mmx.md (mmx_<code><mode>3): New.
20237 (mmx_and<mode>3): Removed.
20238 (mmx_ior<mode>3): Likewise.
20239 (mmx_xor<mode>3): Likewise.
20241 * config/i386/sse.md (<code><mode>3): New.
20242 (*<code><mode>3): Likewise.
20243 (*<code><mode>3): Likewise.
20244 (<code><mode>3): Likewise.
20245 (*sse_<code><mode>3): Likewise.
20246 (*sse2_<code><mode>3): Likewise.
20247 (<code>tf3): Likewise.
20248 (*<code>tf3): Likewise.
20249 (and<mode>3): Likewise.
20250 (*and<mode>3): Likewise.
20251 (ior<mode>3): Removed.
20252 (*ior<mode>3): Likewise.
20253 (xor<mode>3): Likewise.
20254 (*xor<mode>3): Likewise.
20255 (*and<mode>3): Likewise.
20256 (*ior<mode>3): Likewise.
20257 (*xor<mode>3): Likewise.
20258 (and<mode>3): Likewise.
20259 (*sse_and<mode>3): Likewise.
20260 (*sse2_and<mode>3): Likewise.
20261 (andtf3): Likewise.
20262 (*andtf3): Likewise.
20263 (ior<mode>3): Likewise.
20264 (*sse_ior<mode>3): Likewise.
20265 (*sse2_ior<mode>3): Likewise.
20266 (iortf3): Likewise.
20267 (*iortf3): Likewise.
20268 (xor<mode>3): Likewise.
20269 (*sse_xor<mode>3): Likewise.
20270 (*sse2_xor<mode>3): Likewise.
20271 (xortf3): Likewise.
20272 (*xortf3): Likewise.
20274 2008-04-02 Richard Guenther <rguenther@suse.de>
20276 PR tree-optimization/14495
20277 PR tree-optimization/34793
20278 * tree-vrp.c (struct switch_update): New structure.
20279 (to_remove_edges, to_update_switch_stmts): New VECs.
20280 (simplify_switch_using_ranges): New function. Remove not taken
20281 case labels and edges.
20282 (simplify_stmt_using_ranges): Call it.
20283 (identify_jump_threads): Mark edges we have queued for removal
20284 so we don't thread them.
20285 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20287 * tree-cfg.c (group_case_labels): Deal with missing default label.
20288 (tree_verify_flow_info): Allow missing default label.
20289 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20290 (emit_case_nodes): Likewise.
20291 (expand_case): Do not rely on the default label to be present.
20292 * expr.c (try_casesi): Deal with NULL default_label.
20293 (do_tablejump): Likewise.
20295 2008-04-02 Richard Guenther <rguenther@suse.de>
20297 PR tree-optimization/14495
20298 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20299 SWITCH_EXPR here ...
20300 (vrp_visit_switch_stmt): ... but here (new function).
20301 (find_case_label_index): New helper function.
20302 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20304 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20306 * fwprop.c: Fix ISO-C99ism.
20308 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20311 * Makefile.in (objdir): Set it here.
20312 * configure.ac: Not here. Find dynamic linker characteristics.
20313 * exec-tool.in: Use them.
20314 * aclocal.m4: Regenerate.
20315 * configure: Regenerate.
20317 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20319 * expr.c (expand_var): Delete it.
20320 * expr.h (expand_var): Delete prototype.
20321 * function.c (expand_function_start): Use expand_decl instead.
20322 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20325 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20327 PR rtl-optimization/35542
20328 * fwprop.c (forward_propagate_and_simplify): Replace
20329 loc_reg_mentioned_in_p with reg_mentioned_p.
20331 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20333 PR rtl-optimization/35281
20334 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20335 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20336 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20337 (varying_mem_p): Move above propagate_rtx.
20338 (all_uses_available_at): Do not check MEMs.
20340 2008-04-02 Rafael EspÃndola <espindola@google.com>
20342 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20343 (register_edge_assert_for_2): Split the cond argument.
20344 (register_edge_assert_for_1): Adjust for the change in
20345 register_edge_assert_for_2.
20346 (register_edge_assert_for): Split the cond argument.
20347 (find_switch_asserts): Adjust for the change in
20348 register_edge_assert_for.
20350 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20352 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20353 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20354 offsets for 64-bit mingw.
20355 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20356 abi for x86_64-pc-mingw.
20358 2008-04-02 Richard Guenther <rguenther@suse.de>
20360 * tree-vrp.c (extract_range_from_assert): Make sure to not
20361 produce range min/max with TREE_OVERFOW set.
20362 If merging a anti-range and a range keep the anti-range if
20363 the range covers all values of the type.
20364 (register_edge_assert_for_2): Only allow sign-changing
20365 conversions in detecting canonical range checks. Also
20366 register an assert for the unsigned name if useful.
20368 PR tree-optimization/35787
20369 * tree-vrp.c (vrp_val_max): New function.
20370 (vrp_val_min): Likewise.
20371 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20372 (vrp_val_is_min): Likewise.
20373 (supports_overflow_infinity): Use vrp_val_{min,max}.
20374 (negative_overflow_infinity): Likewise.
20375 (positive_overflow_infinity): Likewise.
20376 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20377 (is_positive_overflow_infinity): Likewise.
20378 (is_overflow_infinity): Likewise.
20379 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20380 vrp_val_is_{min,max}.
20381 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20382 to ranges if possible. Avoid empty ranges.
20384 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20386 PR middle-end/35705
20387 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20388 the expression is a function address.
20390 2008-04-01 George Helffrich <george@gcc.gnu.org>
20392 PR fortran/35154, fortran/23057
20393 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20394 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20395 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20396 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20398 (dbxout_syms): Check for COMMON-based symbol and wrap in
20399 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20400 in bracket for efficiency.
20402 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20403 using DW_TAG_common_block + member offset.
20404 (add_pubname_string): New function.
20405 (dw_expand_expr): New function to find block name and offset for
20407 (common_check): New function to check whether symbol in Fortran COMMON.
20408 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20410 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20413 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20415 2008-04-02 Ben Elliston <bje@au.ibm.com>
20417 * config/v850/v850.md (casesi): Remove if (0) code.
20418 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20419 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20421 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20423 * config/i386/i386.md (rex64suffix): New mode attribute.
20424 (floathi<mode>2): Disable expander for SSE math.
20425 (*floathi<mode>2_1): New insn insn_and_split pattern.
20426 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20427 corresponding post-reload splitters.
20428 (*floathi<mode>2_i387): New macroized insn pattern.
20429 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20430 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20431 insn_and_split pattern.
20432 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20433 New macroized instruction patterns and corresponding post-reload
20435 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20436 and corresponding post-reload splitters.
20437 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20438 New macroized instruction patterns.
20439 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20440 macroized instruction patterns and corresponding post-reload splitters.
20441 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20442 corresponding post-reload splitters.
20443 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20444 New macroized instruction patterns.
20445 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20446 corresponding post-reload splitters.
20447 (*floatsi<mode>2_i387): New macroized instruction patterns.
20449 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20451 * config/i386/i386.md (smaxmin): New.
20452 (umaxmin): Likewise.
20453 (maxminiprefix): Likewise.
20454 (maxminfprefix): Likewise.
20455 (<code><mode>3): Likewise.
20456 (smin<mode>3): Removed.
20457 (smax<mode>3): Likewise.
20459 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20460 (mmx_<code>v4hi3): Likewise.
20461 (mmx_<code>v8qi3): Likewise.
20462 (mmx_smaxv2sf3): Removed.
20463 (mmx_sminv2sf3): Likewise.
20464 (mmx_umaxv8qi3): Likewise.
20465 (mmx_smaxv4hi3): Likewise.
20466 (mmx_uminv8qi3): Likewise.
20467 (mmx_sminv4hi3): Likewise.
20469 * config/i386/sse.md (<addsub><mode>3): New.
20470 (*<addsub><mode>3): Likewise.
20471 (<sse>_vm<addsub><mode>3): Likewise.
20472 (<maxmin><mode>3): Likewise.
20473 (*<maxmin><mode>3_finite): Likewise.
20474 (*<maxmin><mode>3): Likewise.
20475 (<sse>_vm<maxmin><mode>3): Likewise.
20476 (sse3_h<addsub>v4sf3): Likewise.
20477 (sse3_h<addsub>v2df3): Likewise.
20478 (<maxmin>v16qi3): Likewise.
20479 (*<maxmin>v16qi3): Likewise.
20480 (<maxmin>v8hi3): Likewise.
20481 (*<maxmin>v8hi3): Likewise.
20482 (*sse4_1_<maxmin><mode>3): Likewise.
20483 (*sse4_1_<maxmin><mode>3): Likewise.
20484 (add<mode>3): Removed.
20485 (*add<mode>3): Likewise.
20486 (<sse>_vmadd<mode>3): Likewise.
20487 (sub<mode>3): Likewise.
20488 (*sub<mode>3): Likewise.
20489 (<sse>_vmsub<mode>3): Likewise.
20490 (smin<mode>3): Likewise.
20491 (*smin<mode>3_finite): Likewise.
20492 (*smin<mode>3): Likewise.
20493 (<sse>_vmsmin<mode>3): Likewise.
20494 (smax<mode>3): Likewise.
20495 (*smax<mode>3_finite): Likewise.
20496 (*smax<mode>3): Likewise.
20497 (<sse>_vmsmax<mode>3): Likewise.
20498 (sse3_haddv4sf3): Likewise.
20499 (sse3_haddv2df3): Likewise.
20500 (sse3_hsubv4sf3): Likewise.
20501 (sse3_hsubv2df3): Likewise.
20502 (umaxv16qi3): Likewise.
20503 (*umaxv16qi3): Likewise.
20504 (smaxv8hi3): Likewise.
20505 (*smaxv8hi3): Likewise.
20506 (*sse4_1_smax<mode>3): Likewise.
20507 (*sse4_1_umax<mode>3): Likewise.
20508 (uminv16qi3): Likewise.
20509 (*uminv16qi3): Likewise.
20510 (sminv8hi3): Likewise.
20511 (*sminv8hi3): Likewise.
20512 (*sse4_1_smin<mode>3): Likewise.
20513 (*sse4_1_umin<mode>3): Likewise.
20515 2008-04-01 Rafael EspÃndola <espindola@google.com>
20517 * tree-cfg.c (verify_expr): remove in_phi.
20518 (verify_stmt): Don't call walk_tree with verify_expr. Use
20519 is_gimple_min_invariant instead of is_gimple_val.
20521 2008-04-01 Joseph Myers <joseph@codesourcery.com>
20523 * doc/include/gpl_v3.texi: Update for manpage generation.
20524 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
20526 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
20527 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
20528 gpl_v3.texi instead of gpl.texi.
20531 2008-04-01 Jakub Jelinek <jakub@redhat.com>
20534 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
20536 2008-04-01 Rafael EspÃndola <espindola@google.com>
20538 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
20539 (extract_code_and_val_from_cond): Use
20540 extract_code_and_val_from_cond_with_ops.
20542 2008-04-01 Jan Hubicka <jh@suse.cz>
20544 * function.c (free_after_compilation): Free epilogue_delay_list.
20545 (prepare_function_start): Assert that previous compilation was freed.
20547 2008-04-01 Jan Hubicka <jh@suse.cz>
20548 Jim Wilson <wilson@tuliptree.org>
20549 Andreas Tobler <andreast@gcc.gnu.org>
20551 PR middle-end/35781
20552 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
20553 rtl.emit instead cfun->emit.
20554 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
20555 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
20557 2008-04-01 Ben Elliston <bje@au.ibm.com>
20559 * doc/c-tree.texi (Function Basics): Fix grammatical error.
20561 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
20563 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
20565 (fprofile-use): Add var flag_profile_use
20566 * coverage.c (coverage_begin_output): Do not open a gcno file for
20567 output only if -ftest-coverage is set.
20568 Do not add getpwd() to gcda file path.
20569 (build_gcov_info): Check the new flag
20570 flag_profile_datafile_relative_path.
20571 (coverage_init): Use profile_data_prefix.
20572 Read profile counter only if flag_profile_use is set.
20573 * opts.c (common_handle_option): New option fprofile-use=,
20574 fprofile-dir=, fprofile-generate=.
20575 * toplev.c (profile_data_prefix): New variable definition.
20576 * toplev.h (profile_data_prefix): New declaration.
20577 * doc/invoke.tex (Option Summary, Optimization Options):
20580 2008-03-31 James E. Wilson <wilson@tuliptree.org>
20582 * varasm.c (output_constant_pool_1): In LABEL_REF check,
20583 use tmp consistently.
20586 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
20587 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20588 UNSPEC_FR_RECIP_APPROX_RES.
20589 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
20591 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
20594 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
20596 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20598 PR middle-end/30186
20599 * fold-const.c (fold_indirect_ref_1): Support accessing non first
20600 element of the vector via a pointer.
20602 2008-03-31 Ian Lance Taylor <iant@google.com>
20604 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
20606 2008-03-31 Jan Hubicka <jh@suse.cz>
20608 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20609 get_arg_pointer_save_area.
20610 * expr.c (init_expr): Just clear out rtl.expr.
20611 * function.c (free_after_compilation): Clear out whole RTL structure.
20612 (get_func_frame_size): Merge into ...
20613 (get_frame_size): ... this one.
20614 (assign_stack_local_1): Merge into ...
20615 (assign_stack_local): ... this one.
20616 (expand_function_end): Update call of get_arg_pointer_save_area.
20617 (get_art_pointer_save_area): Remove cfun argument.
20618 * function.h (emit_status): regno_pointer_align does not need length
20619 attribute. Move x_regno_reg_rtx to ...
20620 (regno_reg_rtx): ... new global array.
20621 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
20622 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
20623 apply_args_value, forced_labels, stack_pointer_delta):
20625 (struct varasm_status): Move here from varasm.c
20626 (struct rtl_data): New. Move here some fields from struct function.
20627 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20628 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20629 used_temp_slots avail_temp_slots, temp_slot_level,
20630 nonlocal_goto_handler_labels): Update accesstors.
20631 (rtl): New global variable.
20632 (struct function): Move some fileds to rtl_data.
20633 (get_arg_pointer_save_area): Update prototype.
20634 * emit-rtl.c (rtl): Declare.
20635 (regno_reg_rtx): Declare.
20636 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20638 (gen_reg_rtx): Update.
20639 (init_virtual_regs): Do not tate emit_status argument.
20640 (init_emit): Do not allocate emit.
20641 * varasm.c (varasm_statuc): Move to function.h.
20642 (n_deferred_constatns): Update accestor.
20643 (init_varasm_status): Do not allocate varasm_status.
20644 (force_const_mem, get_pool_size, output_constant_pool): Update.
20645 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20646 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20648 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
20650 PR rtl-optimization/35729
20651 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
20654 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
20657 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
20658 load/store if memory is unaligned.
20659 (*movti_rex64): Likewise.
20661 * config/i386/predicates.md (misaligned_operand): New.
20663 2008-03-31 Andrew Pinski <pinskia@gmail.com>
20666 * tree-ssa-phiopt.c (conditional_replacement): Return early for
20669 2008-03-31 Jan Beulich <jbeulich@novell.com>
20671 * config/ia64/constraints.md: Add 'j' constraint.
20672 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
20673 (movdi_internal): Likewise.
20675 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
20678 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
20680 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
20683 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
20684 proper error message for the third argument on blendpd and
20687 * config/i386/sse.md (blendbits): New.
20688 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
20690 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
20692 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
20694 2008-03-30 Richard Guenther <rguenther@suse.de>
20696 PR middle-end/31023
20697 * fold-const.c (fold_sign_changed_comparison): Do leave
20698 conversions to base-types alone.
20700 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
20702 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
20703 the link register if one altivec register is be saved.
20705 2008-03-30 Ben Elliston <bje@au.ibm.com>
20707 * final.c (final_scan_insn): Remove if (0) code.
20709 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
20711 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
20713 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
20715 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
20716 of V4SFmode to ix86_binary_operator_ok.
20718 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
20720 * config/i386/i386.c (override_options): Initialize
20721 ix86_veclib_handler to ix86_veclibabi_svml when
20722 -mveclibabi=svml is used.
20723 (ix86_veclibabi_svml): New function for SVML ABI style
20724 vectorization support.
20725 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
20727 2008-03-28 Rafael EspÃndola <espindola@google.com>
20729 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
20730 (tree_binary_nonnegative_warnv_p): Make it public.
20731 (tree_single_nonnegative_warnv_p): Make it public.
20732 (tree_invalid_nonnegative_warnv_p): Make it public.
20733 (tree_unary_nonzero_warnv_p): Make it public.
20734 (tree_binary_nonzero_warnv_p): Make it public
20735 (tree_single_nonzero_warnv_p): Make it public.
20736 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
20737 (extract_range_from_binary_expr): Split the expr argument.
20738 (extract_range_from_unary_expr): Split the expr argument.
20739 (extract_range_from_comparison): Split the expr argument.
20740 (extract_range_from_expr): Use the new aux functions.
20741 (vrp_evaluate_conditional_warnv): Use
20742 vrp_evaluate_conditional_warnv_with_ops.
20743 * tree.h (tree_unary_nonzero_warnv_p): Declare.
20744 (tree_binary_nonzero_warnv_p): Declare.
20745 (tree_single_nonzero_warnv_p): Declare.
20746 (tree_expr_nonzero_warnv_p): Declare.
20747 (tree_unary_nonnegative_warnv_p): Declare.
20748 (tree_binary_nonnegative_warnv_p): Declare.
20749 (tree_single_nonnegative_warnv_p): Declare.
20750 (tree_invalid_nonnegative_warnv_p): Declare.
20752 2008-03-28 Richard Guenther <rguenther@suse.de>
20754 PR tree-optimization/30317
20755 PR tree-optimization/30911
20756 PR tree-optimization/34793
20757 * tree-vrp.c (set_and_canonicalize_value_range): New function.
20758 (struct assert_locus_d): New member EXPR.
20759 (register_new_assert_for): Add EXPR parameter to support
20760 ASSERT_EXPR <name, expr OP limit>.
20761 (register_edge_assert_for_1): Adjust callers.
20762 (find_assert_locations): Likewise.
20763 (process_assert_insertions_for): Build condition from expression.
20764 (extract_range_from_assert): Handle ASSERT_EXPRs
20765 of the form ASSERT_EXPR <name, expr OP limit>.
20766 (register_edge_assert_for_2): New helper registering
20767 asserts for comparisons. Recognize range tests of the form
20768 (unsigned)i - CST1 OP CST2.
20769 (register_edge_assert_for_1): Use it.
20770 (register_edge_assert_for): Likewise.
20771 (needs_overflow_infinity): Integer sub-types
20772 do not need overflow infinities.
20773 (vrp_val_is_max): The extreme values of integer sub-types
20774 are those of the base type.
20775 (vrp_val_is_min): Likewise.
20776 * tree.def (ASSERT_EXPR): Document extra allowed conditional
20779 2008-03-28 Nick Clifton <nickc@redhat.com>
20782 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
20783 Return GENERAL_REGS for stack adjustment reloads.
20785 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
20788 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
20789 const_vector when all the vectors are constant.
20791 2008-03-27 Bob Wilson <bob.wilson@acm.org>
20793 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
20795 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
20796 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
20798 (s<code>_sf): Use new scc_sf attribute for opcode names.
20800 2008-03-27 Tom Tromey <tromey@redhat.com>
20802 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
20803 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
20804 config/spu/t-spu-elf, config/i386/t-interix,
20805 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
20806 config/i386/x-darwin, config/i386/x-mingw32,
20807 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
20808 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
20809 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
20810 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
20811 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
20812 config/rs6000/x-darwin, config/rs6000/t-rs6000,
20813 config/score/t-score-elf, config/arm/t-strongarm-pe,
20814 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
20815 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
20816 Revert automatic dependency patch.
20818 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
20821 * config/i386/i386.c (ix86_function_arg_boundary): Align
20822 decimal floating point to its natural boundary.
20824 2008-03-27 Richard Guenther <rguenther@suse.de>
20826 PR middle-end/35716
20827 * fold-const.c (fold_comparison): Restrict distinct decl
20828 comparison folding to VAR_DECLs and PARM_DECLs. Do not
20829 solely rely on operand_equal_p.
20831 2008-03-27 Richard Guenther <rguenther@suse.de>
20834 * c-common.c (handle_weak_attribute): Reject combination of
20837 2008-03-27 Richard Guenther <rguenther@suse.de>
20839 PR tree-optimization/32810
20840 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
20841 conversions from DECL_INITIAL.
20842 (fold_const_aggregate_ref): Likewise from constructor elements.
20844 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
20846 * tree-affine.h (aff_combination_expand): Declare.
20847 (get_inner_reference_aff): Likewise.
20848 * tree-affine.c (aff_combination_expand): Split out from
20849 tree_to_aff_combination_expand.
20850 (get_inner_reference_aff): New function.
20851 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
20852 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
20853 (struct lim_aux_data): sm_done field removed.
20854 (mem_ref_loc_p, mem_ref_locs_p): New types.
20855 (struct mem_ref): Added id, stored, accesses_in_loop,
20856 indep_loop, dep_loop, indep_ref, dep_ref fields.
20857 Removed is_stored, locs and next fields.
20858 (memory_accesses): New variable.
20859 (movement_possibility): Do not allow moving statements
20860 that store to memory.
20861 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
20863 (determine_max_movement): For statements with memory references,
20864 find the outermost loop in that the reference is independent.
20865 (move_computations_stmt): Mark the virtual operands for renaming.
20866 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
20867 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
20868 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
20869 add_vop_ref_mapping, create_vop_ref_mapping_loop,
20870 create_vop_ref_mapping, analyze_memory_references,
20871 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
20872 get_all_locs_in_loop, ref_always_accessed_p,
20873 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
20874 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
20875 store_motion_loop, store_motion): New functions.
20876 (struct vop_to_refs_elt): New type.
20877 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
20878 memref_hash, memref_eq, hoist_memory_references): Rewritten.
20879 (schedule_sm): Replaced by...
20880 (execute_sm): ... this.
20881 (determine_lsm_ref, hoist_memory_references,
20882 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
20883 find_more_ref_vops, free_mem_ref, free_mem_refs,
20884 determine_lsm_loop, determine_lsm): Removed.
20885 (tree_ssa_lim_finalize): Free data structures used by store motion.
20886 (tree_ssa_lim): Call analyze_memory_references. Use
20887 store_motion instead of determine_lsm.
20889 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20891 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
20892 rename tmake_file to m68hc11/t-m68hc11.
20893 (mcore): Set inhibit_libc to true.
20894 * config.host (alpha*-dec-*vms*): Set extra_programs.
20895 (interix3*): Don't use host_xmake_file.
20896 * configure.ac: Let config.gcc override inhibit_libc.
20897 * configure: Regenerate.
20899 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
20900 * config/t-openbsd-thread: Remove commented out lines.
20902 * config/x-interix: Remove.
20904 * config/m68hc11/t-m68hc11-gas: Rename to...
20905 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
20907 * config/mcore/t-mcore: Remove T_CFLAGS.
20908 * config/mcore/t-mcore-pe: Likewise.
20910 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20912 * configure.ac: Replace custom __GNU_SOURCE test with
20913 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
20914 * aclocal.m4: Regenerate.
20915 * configure: Regenerate.
20916 * config.in: Regenerate.
20918 2008-03-27 Richard Guenther <rguenther@suse.de>
20920 * fold-const.c (target.h): Include.
20921 (fold_comparison): Fold comparison of addresses of decls
20922 that bind locally or of constants. Consolidate address folding code.
20923 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
20924 results from fold_binary_to_constant.
20925 (compare_values_warnv): Likewise.
20927 2008-03-27 Andrew Pinski <pinskia@gmail.com>
20929 PR middle-end/35429
20930 * fold-const.c (fold_truthop): Check for integeral types when folding
20931 a == 0 && b == 0 and a != 0 || b != 0 .
20933 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
20935 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
20937 2008-03-26 Andreas Schwab <schwab@suse.de>
20939 * doc/invoke.texi: Fix use of @item vs. @itemx.
20941 2008-03-26 Tom Tromey <tromey@redhat.com>
20943 * Makefile.in (build/gensupport.o, build/print-rtl.o,
20944 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
20945 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
20946 build/gencodes.o, build/genconditions.o, build/genconfig.o,
20947 build/genconstants.o, build/genemit.o, build/genextract.o,
20948 build/genflags.o, build/genmddeps.o, build/genopinit.o,
20949 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
20952 2008-03-26 Richard Guenther <rguenther@suse.de>
20955 2008-03-26 Richard Guenther <rguenther@suse.de>
20957 * fold-const.c (target.h): Include.
20958 (fold_comparison): Fold comparison of addresses of two decls
20959 that bind locally. Consolidate address folding code.
20961 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20963 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
20964 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
20965 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
20966 dconstsqrt2, dconstthird, dconste and/or dconst10.
20967 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
20968 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
20969 dconstsqrt2, dconste): Delete.
20970 (init_emit_once): Likewise. Simplify initializing dconstm1.
20972 * real.c (get_real_const): New.
20973 * real.h (dconst3, dconst10, dconstm2, dconstthird,
20974 dconstsqrt2, dconste): Delete.
20975 (real_value_const, get_real_const): New.
20977 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
20979 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
20981 * config/i386/i386.c (ix86_function_arg_boundary): Check
20982 BIGGEST_ALIGNMENT instead of 128.
20983 (setup_incoming_varargs_64): Likewise.
20985 2008-03-26 Tom Tromey <tromey@redhat.com>
20987 * Makefile.in (DEPFILES): Add missing '/'.
20989 2008-03-26 Richard Guenther <rguenther@suse.de>
20991 * fold-const.c (target.h): Include.
20992 (fold_comparison): Fold comparison of addresses of two decls
20993 that bind locally. Consolidate address folding code.
20995 2008-03-26 Nick Clifton <nickc@redhat.com>
20998 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
20999 not allow INT+INT as a legitimate addressing mode.
21001 2008-03-26 Richard Guenther <rguenther@suse.de>
21003 * tree-flow.h (widen_bitfield): Remove declaration.
21004 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
21005 (widen_bitfield): Remove function.
21006 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
21009 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
21012 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
21015 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
21017 PR rtl-optimization/35232
21018 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
21019 (forget_old_reloads_1, forget_marked_reloads): Don't clear
21020 reg_reloaded_call_part_clobbered here.
21021 (reload_regs_reach_end_p): New function.
21022 (reload_reg_rtx_for_input): New variable.
21023 (reload_reg_rtx_for_output): Likewise.
21024 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
21025 when reassigning a pseudo register. Load reloadreg from
21026 reload_reg_rtx_for_input, moving the mode and register
21028 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
21029 instead of the original when deciding whether an input reload
21030 would be a no-op or whether an output reload can be deleted.
21031 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
21032 when setting up new_spill_reg_store. Load it from
21033 reload_reg_rtx_for_output, moving the mode and register
21035 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
21036 instead of the original when deciding whether an output reload
21037 would be a no-op. Do the same when modifying insn notes.
21038 Use rtx_equal_p instead of == to compare the registers.
21039 (inherit_piecemeal_p): Take a mode and two register numbers
21041 (emit_reload_insns): Clear new_spill_reg_store for every hard
21042 register in the reload register. Remove spill registers
21043 from reg_reloaded_valid before considering whether to record
21044 inheritance information for them. Use reload_reg_rtx_for_output
21045 instead of reg_rtx when recording output reloads. Use
21046 reload_reg_rtx_for_input instead of reg_rtx when recording
21047 input reloads. Set or clear reg_reloaded_call_part_clobbered
21048 at the same time as setting reg_reloaded_valid.
21049 (delete_output_reload): Add a new_reload_reg parameter and use it
21050 instead of rld[j].reg_rtx.
21051 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
21054 2008-03-25 Tom Tromey <tromey@redhat.com>
21056 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21057 (build/genattr.o): Likewise.
21058 (build/genattrtab.o): Likewise.
21059 (build/gencodes.o): Likewise.
21060 (build/genconfig.o): Likewise.
21061 (build/genconstants.o): Likewise.
21062 (build/genemit.o): Likewise.
21063 (build/genextract.o): Likewise.
21064 (build/genflags.o): Likewise.
21066 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21068 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21069 instead of size_int for integer types.
21070 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21071 to match type of MINUS_EXPR.
21073 2008-03-25 Tom Tromey <tromey@redhat.com>
21075 * configure: Rebuilt.
21076 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21079 2008-03-25 Tom Tromey <tromey@redhat.com>
21081 * config/x-solaris (host-solaris.o): Update.
21082 * config/x-linux (host-linux.o): Update.
21083 * config/x-hpux (host-hpux.o): Update.
21084 * config/x-darwin (host-darwin.o): Update.
21085 * config/v850/t-v850e (v850-c.o): Update.
21086 * config/v850/t-v850 (v850-c.o): Update.
21087 * config/t-vxworks (vxworks.o): Update.
21088 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21089 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21090 * config/spu/t-spu-elf (spu-c.o): Update.
21092 * config/sh/t-symbian (sh-c.o): Update.
21093 (symbian.o): Update.
21094 * config/sh/t-sh (sh-c.o): Update.
21095 * config/score/t-score-elf (score7.o, score3.o): Update.
21096 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21097 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21098 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21099 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21100 (rs6000.o): Remove.
21101 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21102 * config/m32c/t-m32c (m32c-pragma.o): Update.
21103 * config/ia64/t-ia64 (ia64-c.o): Update.
21104 * config/i386/x-mingw32 (host-mingw32.o): Update.
21105 * config/i386/x-i386 (driver-i386.o): Update.
21106 * config/i386/x-darwin (host-i386-darwin.o): Update.
21107 * config/i386/x-cygwin (host-cygwin.o): Update.
21108 * config/i386/t-nwld (nwld.o): Update.
21109 * config/i386/t-netware (netware.o): Update.
21110 * config/i386/t-interix (winnt.o): Update.
21111 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21112 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21113 msformat-c.o): Update.
21114 * config/bfin/t-bfin-linux (generated_files): Add
21115 linux-sysroot-suffix.h.
21116 * config/arm/t-wince-pe (pe.o): Update.
21117 * config/arm/t-strongarm-pe (pe.o): Update.
21118 * config/arm/t-pe (pe.o): Update.
21119 * config/arm/t-arm (arm-c.o): Update.
21120 * doc/install.texi (Prerequisites): Require make 3.80.
21121 * Makefile.in: Remove .o targets.
21122 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21123 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21124 (simple_generated_h, simple_generated_c): Move earlier.
21125 (generated_files): New variable.
21126 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21127 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21128 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21129 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21130 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21131 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21132 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21133 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21134 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21135 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21136 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21137 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21139 (COMPILE.base, COMPILE): New variables.
21140 (%.o): New pattern rule.
21141 (ALL_HOST_OBJS): New variable.
21142 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21143 (dummy-checksum.o, cc1-checksum.o): Remove.
21144 (DRIVER_SHLIB): New variable.
21145 (DRIVER_DEFINES): Use it.
21146 (gencondmd.c): Move out of build/.
21147 (s-conditions): Update.
21148 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21149 (ALL_BUILD_OBJS): Likewise.
21150 (build/%.o): Use BUILDCOMPILE.
21151 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21152 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21153 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21154 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21155 build/genconfig.o, build/genconstants.o, build/genemit.o,
21156 build/genextract.o, build/genflags.o, build/genmddeps.o,
21157 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21158 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21159 build/gen-protos.o, build/scan.o, build/fix-header.o,
21160 build/scan-decls.o): Simplify.
21161 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21162 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21163 prefix.o, toplev.o): Reduce to variable setting.
21164 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21165 ($(out_object_file), gcc-options.o): New targets.
21166 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21167 * configure: Rebuilt.
21168 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21169 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21171 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21173 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21174 complain when we hit an error, return ERROR_MARK_NODE.
21176 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21178 * config/sh/constraints.md (Pso, Psz): New constraints.
21179 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21180 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21182 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21184 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21185 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21187 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21189 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21190 (prefetch_sh2a): New.
21192 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21193 Naveen.H.S <naveen.hs@kpitcummins.com>
21195 * config/sh/constraints.md (I28): New constraint.
21196 * config/sh/sh.c (broken_move): Add support for movi20s.
21197 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21199 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21200 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21201 Naveen.H.S <naveen.hs@kpitcummins.com>
21203 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21204 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21205 (print_operand): Handle resbank in %@ operand code.
21206 (sh_encode_section_info): New.
21207 (push_regs): Add conditions for resbank.
21208 (sh_expand_epilogue): Likewise.
21209 (sh_insert_attributes): Likewise.
21210 (sh_attribute_table): Likewise.
21211 (sh_handle_resbank_handler_attribute): New.
21212 (sh2a_handle_function_vector_handler_attribute): New.
21213 (sh2a_is_function_vector_call): New.
21214 (sh2a_get_function_vector_number): New.
21215 (sh2a_function_vector_p): New.
21216 (sh_cfun_resbank_handler_p): New.
21217 * config/sh/sh.md (calli): Emit jsr/n if possible.
21218 (calli_tbr_rel): New.
21219 (calli_pcrel): Emit jsr/n if possible.
21220 (return_i): Emit rts/n if possible.
21221 (call_valuei_tbr_rel): New.
21222 (call_valuei_pcrel): Add condition for SH2A target.
21223 (call_value): Likewise.
21224 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21225 (sh2a_get_function_vector_number): Likewise.
21226 (sh2a_is_function_vector_call): Likewise.
21227 * doc/extend.texi: Document TBR relative addressing of SH2A.
21228 (resbank): Add description for SH2A.
21230 2008-03-24 Richard Guenther <rguenther@suse.de>
21233 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21234 pointer assignments change conversions according to middle-end rules.
21235 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21236 * configure.ac: Include type checking in yes.
21237 * configure: Regenerate.
21239 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21241 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21242 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21244 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21246 * gthr-vxworks.h (UNUSED): Define.
21248 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21250 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21252 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21254 * doc/extend.texi (Function Attributes): Add missing comma in the
21255 example of the "alloc_size" attribute.
21257 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21260 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21262 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21265 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21268 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21269 of the underlying type of a MS bitfield layout to the natural
21270 alignment of the type.
21272 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21274 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21275 to their natural alignment to avoid store forwarding stalls.
21277 2008-03-22 Richard Guenther <rguenther@suse.de>
21279 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21280 For PHI nodes verify the address is invariant.
21281 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21282 (get_symbol_constant_value): Use is_gimple_min_invariant.
21283 (maybe_fold_stmt_indirect): Likewise.
21285 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21287 PR rtl-optimization/33927
21288 * Makefile.in (dse.o): Depend on $(TM_P_H).
21289 * expr.h (extract_low_bits): Declare.
21290 * expmed.c (extract_low_bits): New function.
21291 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21292 * dse.c: Include tm_p.h.
21293 (find_shift_sequence): Remove the read_reg argument and return the
21294 read value. Emit the instructions instead of returning them.
21295 Iterate on new_mode rather than calculating it each time.
21296 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21297 source to NEW_MODE and extract_low_bits to convert the shifted
21298 value to READ_MODE.
21299 (replace_read): Allow the load and store to have different mode
21300 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21301 or extraction instructions before trying the replacement. Update
21302 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21304 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21306 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21307 to their natural alignment to avoid store forwarding stalls.
21309 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21312 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21313 encouraging but not allowing gprs for input;
21314 change the input constraint to !f#r.
21315 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21317 change the output constraint to !f#r.
21319 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21322 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21323 corresponding post-reload splitters.
21324 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21325 when x87 FP math is selected.
21326 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21327 New function prototype.
21328 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21329 unreachable function to ease macroization of insn patterns.
21331 2008-03-21 Martin Jambor <mjambor@suse.cz>
21333 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21334 reference dumps if ddr is NULL or dependence is unknown.
21336 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21338 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21339 unsigned extension into account.
21340 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21341 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21342 Do computations on a scratch register.
21344 2008-03-21 Richard Guenther <rguenther@suse.de>
21346 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21347 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21348 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21349 * tree-ssa-dom.c (record_equality): Likewise.
21350 * tree-inline.c (copy_body_r): Likewise.
21351 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21354 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21356 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21357 as 'delete_unused' argument.
21359 2008-03-20 Richard Guenther <rguenther@suse.de>
21361 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21362 special casing of constant qualifiers.
21363 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21364 care about them in general.
21365 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21366 regardless of their type.
21367 (fold_stmt_r): Forcefully fold *& if we end up with that.
21369 2008-03-20 Paul Brook <paul@codesourcery.com>
21371 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21372 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21374 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21376 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21377 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21379 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21381 * common.opt (Wmudflap): New option.
21382 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21383 (mx_register_decls): Likewise.
21384 (mudflap_finish_file): Likewise.
21385 * doc/invoke.texi: Document -Wno-mudflap.
21387 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21389 * c-format.c (replace_format_name_to_system_name): New.
21390 (cmp_attribs): New.
21391 (convert_format_name_to_system_name): New.
21392 (decode_format_attr): Add use of convert_format_name_to_system_name.
21393 (format_types_orig): Add gnu_ prefix to names.
21394 (check_format_info_main): Special treating of \0 escaped names for
21395 supporting multi-character format specifiers as I32, I64.
21396 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21397 (gnu_target_overrides_format_attributes): New.
21398 * c-format.h: Add structure target_ovr_attr to hold
21399 system specific formatter names.
21400 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21401 msformat-c.o file to c_target_objs and cxx_target_objs.
21402 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21403 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21404 (TARGET_N_FORMAT_TYPES): New.
21405 * config/i386/msformat-c.c: New.
21406 * config/i386/t-cygming: Add build rule for msformat-c.o.
21407 * doc/extend.texi: Add new format names gnu_* and ms_* and
21409 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21411 2008-03-20 Ira Rosen <irar@il.ibm.com>
21413 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21414 optimizations turned on under -O3.
21415 (ftree-vectorize): Add that the flag is turned on with -O3.
21417 2008-03-20 Ben Elliston <bje@au.ibm.com>
21419 * regmove.c (try_auto_increment): Fix spelling error in comment.
21420 * final.c (final_scan_insn): Likewise.
21422 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21425 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21426 allocator preferences for "y" and "r" class registers.
21427 ("*mov<mode>_internal"): Ditto.
21428 ("*movv2sf_internal_rex64"): Ditto.
21429 ("*movv2sf_internal"): Ditto.
21431 2008-03-19 Michael Matz <matz@suse.de>
21433 PR middle-end/35616
21434 * calls.c (expand_call): Check overlap of arguments with call
21435 address for sibcalls.
21437 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21440 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21441 of the underlying type of a MS bitfield layout to the natural
21442 alignment of the type.
21444 2008-03-19 Jan Hubicka <jh@suse.cz>
21447 * toplev.c (decode_d_option): Handle all CPP flags.
21448 * tree-vrp.c: Update tree_pass descriptors.
21449 * regrename.c: Update tree_pass descriptors.
21450 * fwprop.c: Update tree_pass descriptors.
21451 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21452 * tree-into-ssa.c: Update tree_pass descriptors.
21453 * tree-dump.c: Update tree_pass descriptors.
21454 * tree-complex.c: Update tree_pass descriptors.
21455 * tree-dump.h: Update tree_pass descriptors.
21456 * see.c: Update tree_pass descriptors.
21457 * cgraphbuild.c: Update tree_pass descriptors.
21458 * tracer.c: Update tree_pass descriptors.
21459 * tree-loop-distribution.c: Update tree_pass descriptors.
21460 * cgraph.c: Update tree_pass descriptors.
21461 * postreload-gcse.c: Update tree_pass descriptors.
21462 * postreload.c: Update tree_pass descriptors.
21463 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21464 * tree-tailcall.c: Update tree_pass descriptors.
21465 * tree-pass.h (tree_opt_pass): Rename to ...
21466 (opt_pass) ... this one; add "type" field and remove letter field.
21467 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21468 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21469 all_lowering_passes): Update declaration.
21470 * ipa-cp.c: Update tree_pass descriptors.
21471 * final.c: Update tree_pass descriptors.
21472 * omp-low.c: Update tree_pass descriptors.
21473 * tree-ssa-dse.c: Update tree_pass descriptors.
21474 * ipa-reference.c: Update tree_pass descriptors.
21475 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21476 * auto-inc-dec.c: Update tree_pass descriptors.
21477 * reorg.c: Update tree_pass descriptors.
21478 * cgraphunit.c: Update tree_pass descriptors.
21479 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21480 * tree-ssa-ccp.c: Update tree_pass descriptors.
21481 * df-core.c: Update tree_pass descriptors.
21482 * mode-switching.c: Update tree_pass descriptors.
21483 * tree-nomudflap.c: Update tree_pass descriptors.
21484 * modulo-sched.c: Update tree_pass descriptors.
21485 * ipa-pure-const.c: Update tree_pass descriptors.
21486 * cse.c: Update tree_pass descriptors.
21487 * web.c: Update tree_pass descriptors.
21488 * tree-stdarg.c: Update tree_pass descriptors.
21489 * tree-ssa-math-opts.c: Update tree_pass descriptors.
21490 * tree-ssa-dom.c: Update tree_pass descriptors.
21491 * tree-nrv.c: Update tree_pass descriptors.
21492 * tree-ssa-alias.c: Update tree_pass descriptors.
21493 * loop-init.c: Update tree_pass descriptors.
21494 * gimple-low.c: Update tree_pass descriptors.
21495 * ipa-inline.c: Update tree_pass descriptors.
21496 * tree-ssa-sink.c: Update tree_pass descriptors.
21497 * global.c: Update tree_pass descriptors.
21498 * ifcvt.c: Update tree_pass descriptors.
21499 * jump.c: Update tree_pass descriptors.
21500 * predict.c: Update tree_pass descriptors.
21501 * tree-ssa-loop.c: Update tree_pass descriptors.
21502 * recog.c: Update tree_pass descriptors.
21503 * dse.c: Update tree_pass descriptors.
21504 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
21505 * tree-eh.c: Update tree_pass descriptors.
21506 * regmove.c: Update tree_pass descriptors.
21508 * function.c: Update tree_pass descriptors.
21509 * tree-vectorizer.c: Update tree_pass descriptors.
21510 * gcse.c: Update tree_pass descriptors.
21511 * ipa-type-escape.c: Update tree_pass descriptors.
21512 * tree-if-conv.c: Update tree_pass descriptors.
21513 * init-regs.c: Update tree_pass descriptors.
21514 * ipa.c: Update tree_pass descriptors.
21515 * tree-ssa-phiopt.c: Update tree_pass descriptors.
21516 * rtl-factoring.c: Update tree_pass descriptors.
21517 * lower-subreg.c: Update tree_pass descriptors.
21518 * bt-load.c: Update tree_pass descriptors.
21519 * tree-dfa.c: Update tree_pass descriptors.
21520 * except.c: Update tree_pass descriptors.
21521 * emit-rtl.c: Update tree_pass descriptors.
21522 * cfgexpand.c: Update tree_pass descriptors.
21523 * tree-cfgcleanup.c: Update tree_pass descriptors.
21524 * cfgcleanup.c: Update tree_pass descriptors.
21525 * tree-ssa-pre.c: Update tree_pass descriptors.
21526 * tree-sra.c: Update tree_pass descriptors.
21527 * tree-mudflap.c: Update tree_pass descriptors.
21528 * tree-ssa-copy.c: Update tree_pass descriptors.
21529 * cfglayout.c: Update tree_pass descriptors.
21530 * tree-ssa-forwprop.c: Update tree_pass descriptors.
21531 * tree-ssa-dce.c: Update tree_pass descriptors.
21532 * tree-ssa.c: Update tree_pass descriptors.
21533 * regclass.c: Update tree_pass descriptors.
21534 * integrate.c: Update tree_pass descriptors.
21535 * tree-optimize.c: Update tree_pass descriptors.
21536 * tree-ssa-phiprop.c: Update tree_pass descriptors.
21537 * tree-object-size.c: Update tree_pass descriptors.
21538 * combine.c: Update tree_pass descriptors.
21539 * tree-outof-ssa.c: Update tree_pass descriptors.
21540 * bb-reorder.c: Update tree_pass descriptors.
21541 * stack-ptr-mod.c: Update tree_pass descriptors.
21542 * var-tracking.c: Update tree_pass descriptors.
21543 * tree-profile.c: Update tree_pass descriptors.
21544 * tree-vect-generic.c: Update tree_pass descriptors.
21545 * reg-stack.c: Update tree_pass descriptors.
21546 * sched-rgn.c: Update tree_pass descriptors.
21547 * tree-ssa-structalias.c: Update tree_pass descriptors.
21548 * tree-cfg.c: Update tree_pass descriptors.
21549 * passes.c (current_pass): Update declaration.
21550 (finish_optimization_passes): Update.
21551 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
21552 (register_one_dump_file, register_dump_files_1, next_pass_1):
21554 (init_optimization_passes): Update handling of new types.
21555 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
21556 * ipa-struct-reorg.c: Update tree_pass descriptors.
21557 * tree-ssa-reassoc.c: Update tree_pass descriptors.
21558 * combine-stack-adj.c: Update tree_pass descriptors.
21559 * cfgrtl.c: Update tree_pass descriptors.
21560 * dce.c: Update tree_pass descriptors.
21561 * tree-ssanames.c: Update tree_pass descriptors.
21563 2008-03-19 Richard Guenther <rguenther@suse.de>
21565 PR middle-end/35609
21566 * tree-ssa.c (walk_data): New structure.
21567 (warn_uninitialized_var): If not always_executed warn with "maybe"
21569 (execute_early_warn_uninitialized): Compute post-dominators.
21570 Initialize always_executed before processing each basic block.
21572 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
21575 * config/i386/i386.c (x86_this_parameter): Calculate correct location
21576 of "this" pointer when "regparm = N" or "fastcall" is in effect.
21578 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21580 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
21582 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
21584 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
21586 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
21587 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
21588 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
21589 target after ignore has been set, and move there also the commputation
21590 of subtarget and original_target.
21591 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
21592 (LANG_HOOKS_INITIALIZER): Remove it.
21593 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
21595 2008-03-18 Richard Guenther <rguenther@suse.de>
21597 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
21598 found an expression with constants, note that in the VN for the lhs.
21599 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
21600 fold them to constants if possible. Run cleanup_cfg if done so.
21601 (execute_pre): Return todo.
21602 (do_pre): Likewise.
21603 (execute_fre): Likewise.
21604 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
21606 (get_prop_source_stmt): Look through pointer conversions.
21608 2008-03-18 Jan Hubicka <jh@suse.cz>
21610 * tree-pretty-print.c: Include predict.h.
21611 (dump_generic_node): Dump predictor.
21612 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
21613 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
21614 * gimple-low.c (lower_stmt): Likewise.
21615 * expr.c (expand_expr_real): Likewise.
21616 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
21618 (build_predict_expr, build_predict_expr): New.
21619 * predict.h (predictor_name, build_predict_expr): Update.
21620 * c-typeck.c (c_finish_bc_stmt): Add prediction.
21621 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
21622 * predict.def (PRED_CONTINUE): Update hitrate.
21623 * tree.def (PREDICT_EXPR): Define.
21624 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
21625 do not handle BIND_EXPR.
21626 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
21627 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
21628 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
21631 2008-03-18 Michael Matz <matz@suse.de>
21633 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
21635 2008-03-18 Richard Guenther <rguenther@suse.de>
21637 * tree-gimple.h (is_gimple_invariant_address): Declare.
21638 (is_gimple_constant): Likewise.
21639 * tree-gimple.c (is_gimple_constant): New function.
21640 (is_gimple_invariant_address): Likewise.
21641 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
21642 and is_gimple_invariant_address.
21643 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
21645 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
21646 an addressable base.
21648 2008-03-18 Jakub Jelinek <jakub@redhat.com>
21650 PR middle-end/35611
21651 * gimplify.c (gimplify_expr): Gimplify second operand of
21654 2008-03-17 Richard Guenther <rguenther@suse.de>
21656 PR tree-optimization/19637
21657 * fold-const.c (fold_unary): Remove restrictions of removing
21658 intermediate pointer-conversions (P2)(P1)P0.
21659 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
21660 conversion to void pointer.
21661 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
21663 2008-03-16 James E. Wilson <wilson@tuliptree.org>
21666 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
21667 emulated thread local variables.
21669 2008-03-16 Richard Guenther <rguenther@suse.de>
21671 PR middle-end/35607
21672 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
21673 expand TREE_INVARIANT operations that are not gimple invariant.
21675 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
21677 * doc/extend.texi (Alignment): Say that the ABI controls
21678 the __alignof__ for non-strict-alignment targets rather
21679 than being a recommendation.
21681 2008-03-15 Paul Brook <paul@codesourcery.com>
21683 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
21685 (arm_output_fn_unwind): Mark functions that can not be unwound.
21687 2008-03-15 Paul Brook <paul@codesourcery.com>
21689 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
21690 extension instructions.
21692 2008-03-15 Richard Guenther <rguenther@suse.de>
21694 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
21695 and fold constant aggregate refs.
21696 (fold_const_aggregate_ref): Handle string constants
21697 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
21698 (evaluate_stmt): Simplify now that ccp_fold folds constant
21701 2008-03-15 Paul Brook <paul@codesourcery.com>
21703 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
21704 (extzv): Use gen_extzv_t2.
21705 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
21707 2008-03-15 Richard Guenther <rguenther@suse.de>
21709 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
21710 (fold_const_aggregate_ref): Likewise.
21711 (get_value): Return NULL if we don't have any values.
21712 (ccp_finalize): Set const_val to NULL after freeing it.
21713 * tree-flow.h (get_symbol_constant_value): Declare.
21714 (fold_const_aggregate_ref): Likewise.
21715 * tree-ssa-sccvn.c (try_to_simplify): Use them.
21717 2008-03-15 Richard Guenther <rguenther@suse.de>
21719 PR middle-end/35593
21720 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
21721 to not produce negative array indices if not allowed. Add
21722 parameter to indicate that.
21723 (maybe_fold_offset_to_component_ref): Allow negative array
21724 indices only for the first member of a structure.
21725 (maybe_fold_offset_to_reference): Allow negative array indices.
21726 (maybe_fold_stmt_addition): Likewise.
21728 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
21729 Anatoly Sokolov <aesok@post.ru>
21731 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
21732 (avr_arch): Add ARCH_AVR6.
21733 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
21734 (initial_elimination_offset): Initialize and use 'avr_pc_size'
21735 instead of fixed value 2.
21736 (print_operand_address): Use gs() asm specifier instead of pm().
21737 (avr_assemble_integer): (Ditto.).
21738 (avr_output_addr_vec_elt): (Ditto.).
21739 (print_operand): Handle "!" code.
21740 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
21741 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
21742 (AVR_HAVE_EIJMP_EICALL): Define.
21743 (AVR_3_BYTE_PC): Redefine.
21744 (AVR_2_BYTE_PC): (Ditto.).
21745 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
21746 (LINK_SPEC): Add atmega2560 and atmega2561.
21747 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
21749 * config/avr/avr.md (call_insn): Use eicall instead of icall
21750 for 3 byte PC devices.
21751 (call_value_insn): (Ditto.).
21752 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
21753 (indirect_jump): Use only for for 2 byte PC devices.
21754 (*tablejump): (Ditto.).
21755 (*indirect_jump_avr6): Add insn.
21756 (*tablejump_rjmp): Don't use for 3 byte PC devices.
21757 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
21758 instead of ijmp for 3 byte PC devices.
21759 (__tablejump2__): (Ditto.).
21760 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
21761 (MULITLIB_DIRNAMES): (Ditto.).
21762 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
21764 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
21766 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
21767 "sse2_umulsidi3". Use V1DI mode for operand 0.
21768 ("mmx_psadbw"): Use V1DI mode for operand 0.
21769 * config/i386/i386-modes.def (V1SI): New vector mode.
21770 * config/i386/i386.c (struct builtin_description)
21771 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
21772 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
21773 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
21774 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
21775 v1di_ftype_v8qi_v8qi type.
21776 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
21778 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
21779 __builtin_ia32_pmuludq]: Fix the mode of return value.
21781 2008-03-15 Richard Guenther <rguenther@suse.de>
21783 PR middle-end/35595
21784 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
21787 2008-03-14 Bob Wilson <bob.wilson@acm.org>
21789 * doc/invoke.texi (Option Summary, Xtensa Options): Document
21790 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
21791 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
21792 unless TARGET_SERIALIZE_VOLATILE is enabled.
21793 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
21794 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
21795 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
21797 2008-03-14 Richard Guenther <rguenther@suse.de>
21799 PR tree-optimization/34172
21800 * tree-flow.h (refs_may_alias_p): Declare.
21801 (get_single_def_stmt): Likewise.
21802 (get_single_def_stmt_from_phi): Likewise.
21803 (get_single_def_stmt_with_phi): Likewise.
21804 * tree-dfa.c (refs_may_alias_p): New function.
21805 (get_single_def_stmt): Likewise.
21806 (get_single_def_stmt_from_phi): Likewise.
21807 (get_single_def_stmt_with_phi): Likewise.
21808 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
21809 (vn_reference_lookup_1): New helper function.
21810 (vn_reference_lookup): Walk the virtual use-def chain to
21811 continue searching for a match if the def does not alias the
21812 reference we are looking for.
21814 2008-03-14 David Edelsohn <edelsohn@gnu.org>
21816 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
21817 archive and Perzl. Update The Written Word listing.
21819 2008-03-14 Richard Guenther <rguenther@suse.de>
21821 PR tree-optimization/34043
21822 PR tree-optimization/33989
21823 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
21825 (bitmap_find_leader): Use extra argument to verify dominance
21826 relationship inside a basic-block.
21827 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
21828 (find_leader_in_sets): Adjust.
21829 (create_component_ref_by_pieces): Take extra argument for
21830 dominance check, handle lookup failures.
21831 (find_or_generate_expression): Likewise.
21832 (create_expression_by_pieces): Likewise.
21833 (insert_into_preds_of_block): Adjust.
21834 (create_value_expr_from): If asked for, verify all operands
21835 are in the blocks AVAIL_OUT set.
21836 (make_values_for_stmt): Check for SSA_NAMEs that are life
21837 over an abnormal edge.
21838 (compute_avail): Remove such check.
21839 (do_SCCVN_insertion): New function.
21840 (eliminate): If we do not find a leader suitable for replacement
21841 insert a replacement expression from SCCVN if available.
21842 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
21843 (struct vn_ssa_aux): Add needs_insertion flag.
21844 * tree-ssa-sccvn.c (may_insert): New global flag.
21845 (copy_reference_ops_from_ref): Value-number union member access
21846 based on its size, not type and member if insertion is allowed.
21847 (visit_reference_op_load): For a weak match from union type
21848 punning lookup a view-converted value and insert a SSA_NAME
21849 for that value if that is not found.
21850 (visit_use): Make dumps shorter. Do not disallow value numbering
21851 SSA_NAMEs that are life over an abnormal edge to constants.
21852 (free_scc_vn): Release inserted SSA_NAMEs.
21853 (run_scc_vn): New flag to specify whether insertion is allowed.
21854 Process SSA_NAMEs in forward order.
21855 * tree-ssa-loop-im.c (for_each_index): Handle invariant
21856 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
21857 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
21858 pointer type to/from integral types that do not change the
21859 precision to regular conversions.
21861 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21863 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21864 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21865 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
21866 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
21867 input arguments and the mode of return value. Built-in functions
21868 that operate on whole 64-bit MMX register now use V1DI mode.
21870 2008-03-13 Alon Dayan <alond@il.ibm.com>
21871 Olga Golovanevsky <olga@il.ibm.com>
21873 PR tree-optimization/35041
21874 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
21875 to locate the right position in a statement.
21877 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21881 * config/i386/xmmintrin.h: Change all static inline functions to
21882 extern inline and add __gnu_inline__ attribute.
21883 * config/i386/bmintrin.h: Ditto.
21884 * config/i386/smmintrin.h: Ditto.
21885 * config/i386/tmmintrin.h: Ditto.
21886 * config/i386/mmintrin-common.h: Ditto.
21887 * config/i386/ammintrin.h: Ditto.
21888 * config/i386/emmintrin.h: Ditto.
21889 * config/i386/pmmintrin.h: Ditto.
21890 * config/i386/mmintrin.h: Ditto.
21891 * config/i386/mm3dnow.h: Ditto.
21893 2008-03-13 Jakub Jelinek <jakub@redhat.com>
21895 PR middle-end/35185
21896 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
21897 (lower_omp_2): New function.
21898 (lower_omp_1, lower_omp): Rewritten.
21900 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
21903 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
21904 with the phrase "Microsoft Windows compilers".
21905 (Push/Pop Macro Pragmas): New subsection. Document
21906 #pragma push_macro and pragma pop_macro.
21908 2008-03-12 Paul Brook <paul@codesourcery.com>
21910 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
21912 2008-03-12 Paul Brook <paul@codesourcery.com>
21914 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
21915 (thumb2_alusi3_short): Exclude PLUS and MINUS.
21916 (thumb2_addsi_shortim): Rename ...
21917 (thumb2_addsi_short): ... to this. Allow register operands.
21918 (thumb2_subsi_short): New pattern.
21919 (thumb2_one_cmplsi2_short,
21920 thumb2_negsi2_short): New patterns and peepholes.
21922 2008-03-12 Paul Brook <paul@codesourcery.com>
21924 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
21926 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
21928 * config/i386/i386.md (int_cond): New code iterator.
21930 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
21931 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
21932 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
21933 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
21934 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
21935 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
21936 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
21937 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
21939 2008-03-12 Paul Brook <paul@codesourcery.com>
21941 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
21942 instead of {arm,thumb}_compute_save_reg_mask.
21943 (output_return_instruction): Ditto.
21944 (thumb_unexpanded_epilogue): Ditto.
21945 (thumb1_expand_prologue): Ditto.
21946 (thumb1_output_function_prologue): Ditto.
21947 (arm_set_return_address): Ditto.
21948 (thumb_set_return_address): Ditto.
21949 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
21950 regs to achieve stack alignment.
21951 (thumb1_compute_save_reg_mask): Fix compiler warning.
21952 (arm_output_epilogue): Use offsets->saved_regs_mask.
21953 Adjust stack pointer by poping call clobered registers.
21954 (arm_expand_prologue): Use offsets->saved_regs_mask.
21955 Adjust stack pointer by pushing extra registers.
21956 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
21958 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
21961 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
21962 conversion to the operands of a multiplication.
21964 2008-03-12 Richard Guenther <rguenther@suse.de>
21966 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
21967 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
21968 * timevar.def (TV_TREE_PHIPROP): Add.
21969 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
21970 pass description. Use TV_TREE_PHIPROP.
21971 * tree-ssa-forwprop.c: Remove phiprop code.
21973 2008-03-12 Jakub Jelinek <jakub@redhat.com>
21975 PR middle-end/35549
21976 * omp-low.c (maybe_lookup_decl): Constify first argument.
21977 (use_pointer_for_field): Change last argument from bool to
21978 omp_context *. Disallow shared copy-in/out in nested
21979 parallel if decl is shared in outer parallel too.
21980 (build_outer_var_ref, scan_sharing_clauses,
21981 lower_rec_input_clauses, lower_copyprivate_clauses,
21982 lower_send_clauses, lower_send_shared_vars): Adjust callers.
21984 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
21985 Ira Rosen <irar@il.ibm.com>
21987 * tree-vectorizer.c (free_stmt_vec_info): New function.
21988 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
21989 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
21990 * tree-vectorizer.h (free_stmt_vec_info): Declare.
21991 * tree-vect-transform.c (vectorizable_conversion): Free
21992 vec_oprnds0 if it was allocated.
21993 (vect_permute_store_chain): Remove unused VECs.
21994 (vectorizable_store): Free VECs that are allocated in the..
21996 (vect_transform_strided_load, vectorizable_load): Likewise.
21997 (vect_remove_stores): Simplify the code.
21998 (vect_transform_loop): Move code to vect_remove_stores().
21999 Call vect_remove_stores() and free_stmt_vec_info().
22001 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22003 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
22004 TARGET_HPUX. Revise comment.
22005 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
22006 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
22007 Use sr4 variant of `be' instruction when not generating PIC code.
22008 (attr_length_call): Adjust for above change.
22010 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22012 * ipa-reference.c (static_execute): Remove module_statics_const and
22013 associated setting code.
22015 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22018 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
22019 predicate for operand 1.
22020 (paritysi2_cmp): Use register_operand predicate for operand 2.
22021 Use earlyclobber modifier for operand 1. Remove support for
22023 (paritydi2_cmp): Use register_operand predicate for operand 3.
22024 Use earlyclobber modifier for operand 1. Remove support for
22027 2008-03-11 Paul Brook <paul@codesourcery.com>
22028 Vladimir Prus <vladimir@codesourcery.com>
22030 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22031 (arm_compute_save_reg0_reg12_mask): Always
22032 check if register 11 must be saved. Always safe hard frame pointer
22033 when frame_pointer_needeed.
22034 (arm_compute_save_reg_mask): Save IP and PC
22035 only with apcs frames.
22036 (arm_output_epilogue): Adjust Thumb2 codepath to
22037 be also invoked and work for ARM non-apcs frames.
22038 (arm_expand_prologue): Don't bother saving IP
22039 for non-apcs frame, since it's not clobbered by
22040 prologue code. Implement non-apcs frame
22043 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22045 PR rtl-optimization/35281
22046 * expr.c (convert_move): Use a new pseudo for the intermediate
22047 from_mode->word_mode result.
22049 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22051 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
22052 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
22053 * toplev.c (compile_file): Don't call it.
22055 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22057 PR middle-end/35526
22058 * expr.c (store_expr): Call emit_block_move if the mode
22059 of "temp" RTX is BLKmode.
22061 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22062 Richard Guenther <rguenther@suse.de>
22064 PR tree-optimization/31358
22065 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22066 the step with a NULL_TREE.
22067 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22068 to sizetype if type is a pointer type.
22069 (add_candidate_1): Don't convert the base and step to
22070 the generic type if the orginal type is a pointer type.
22071 (add_iv_value_candidates): Use sizetype for the step
22072 if type is a pointer type.
22073 (cand_value_at): Likewise.
22074 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22076 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22077 Don't convert the tem affine to the type.
22078 (add_elt_to_tree): Use sizetype for the step if a pointer.
22079 Use POINTER_PLUS_EXPR for pointers.
22080 (aff_combination_to_tree): Use sizetype for the step if a
22083 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22085 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22086 Remove commutativity hint.
22088 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22092 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22093 errorneous type. Check that v is a VAR_DECL.
22095 PR middle-end/35099
22096 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22098 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22100 PR tree-optimization/35494
22101 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22102 may be overriden at link and run time.
22104 2008-03-10 Richard Guenther <rguenther@suse.de>
22106 PR tree-optimization/34677
22107 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22108 (poolify_tree): Likewise.
22109 (modify_expr_template): Likewise.
22110 (poolify_modify_stmt): Likewise.
22111 (insert_fake_stores): Handle all component-ref style stores
22112 in addition to INDIRECT_REF. Also handle complex types.
22113 Do not poolify the inserted load.
22114 (realify_fake_stores): Do not rebuild the tree but only
22115 make it a SSA_NAME copy.
22116 (init_pre): Remove initialzation of modify_expr_template.
22117 Do not allocate modify_expr_node_pool.
22118 (fini_pre): Do not free modify_expr_node_pool.
22120 2008-03-10 Paul Brook <paul@codesourcery.com>
22122 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22123 to avoid conflicts.
22125 2008-03-10 Paul Brook <paul@codesourcery.com>
22126 Mark Shinwell <shinwell@codesourcery.com>
22128 * config/arm/cortex-r4.md: New.
22129 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22131 * config/arm/arm.md: Include cortex-r4.md.
22132 (insn): Add smmls, sdiv and udiv values.
22133 (generic_sched): Don't use generic scheduling for Cortex-R4.
22134 (arm_issue_rate): New function.
22135 (TARGET_SCHED_ISSUE_RATE): Define.
22137 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22139 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22141 2008-03-10 Richard Guenther <rguenther@suse.de>
22143 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22144 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22146 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22148 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22149 Set default to true.
22151 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22153 * c.opt (Wsynth): Deprecate.
22154 * doc/invoke.texi (Option Summary, Warning Options): Document
22155 -Wno-format-contains-nul.
22157 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22160 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22161 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22163 2008-03-09 Ira Rosen <irar@il.ibm.com>
22165 * config/rs6000/rs6000.c (builtin_description): Rename vector
22166 left shift operations.
22167 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22168 (altivec_vsl<VI_char>): Rename to ...
22169 (ashl<mode>3): ... new name.
22170 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22172 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22174 2008-03-08 Richard Guenther <rguenther@suse.de>
22176 * coverage.h (tree_coverage_counter_addr): Declare.
22177 * coverage.c (tree_coverage_counter_addr): New function.
22178 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22179 before using again.
22180 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22181 (tree_gen_one_value_profiler): Likewise.
22182 (tree_gen_ic_profiler): Likewise.
22183 (tree_gen_average_profiler): Likewise.
22184 (tree_gen_ior_profiler): Likewise.
22186 2008-03-08 Richard Guenther <rguenther@suse.de>
22188 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22189 (vn_binary_op_insert): Likewise.
22190 (vn_unary_op_lookup): Likewise.
22191 (vn_unary_op_insert): Likewise.
22192 (vn_nary_op_lookup): Declare.
22193 (vn_nary_op_insert): Likewise.
22194 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22195 and binary hashes, use a single obstack for unary_op_pool
22196 and binary_op_pool.
22197 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22198 a single struct vn_nary_op_s. Store tree code length and
22199 a variable number of operands.
22200 (struct vn_reference_op_struct): Remove unused op2.
22201 (vn_reference_op_eq): Do not compare op2.
22202 (vn_reference_op_compute_hash): Do not compute hash of op2.
22203 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22204 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22205 with vn_nary_op_compute_hash.
22206 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22207 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22209 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22211 (visit_unary_op): Call nary functions.
22212 (visit_binary_op): Likewise.
22213 (process_scc): Adjust for struct vn_tables_s changes.
22214 (allocate_vn_table): Likewise.
22215 (free_vn_table): Likewise.
22216 * tree-vn.c (vn_add): Call nary functions.
22217 (vn_lookup): Likewise.
22219 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22222 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22223 wdst back after sync_compare_and_swapqhi_internal.
22225 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22228 * config/i386/i386-modes.def (V1DI): New vector mode.
22229 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22230 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22231 (MMXMODE248): Ditto.
22232 (MMXMODE): Add V1DI mode.
22233 (mmxvecsize): Change DI mode to V1DI mode.
22234 ("mov<mode>): Use MMXMODEI8 mode iterator.
22235 ("*mov<mode>_internal_rex64"): Ditto.
22236 ("*mov<mode>_internal"): Ditto.
22237 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22238 ("mmx_sub<mode>3"): Ditto.
22239 ("mmx_adddi3"): Remove insn pattern.
22240 ("mmx_subdi3"): Ditto.
22241 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22242 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22243 ("mmx_ashl<mode>3"): Ditto.
22244 ("mmx_lshrdi3"): Remove insn pattern.
22245 ("mmx_ashldi3"): Ditto.
22246 * config/i386/i386.c (classify_argument): Handle V1DImode.
22247 (function_arg_advance_32): Ditto.
22248 (function_arg_32): Ditto.
22249 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22250 mmx_addv1di3 insn pattern.
22251 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22252 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22253 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22254 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22255 Remove definitions of built-in functions.
22256 (V1DI_type_node): New node.
22257 (v1di_ftype_v1di_int): Ditto.
22258 (v1di_ftype_v1di_v1di): Ditto.
22259 (v2si_ftype_v2si_si): Ditto.
22260 (v4hi_ftype_v4hi_di): Remove node.
22261 (v2si_ftype_v2si_di): Ditto.
22262 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22263 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22264 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22265 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22266 Add new builtins using def_builtin_const.
22267 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22268 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22269 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22270 * config/i386/mmintrin.h (__v1di): New typedef.
22271 (_mm_add_si64): Cast arguments to __v1di type.
22272 (_mm_sub_si64): Ditto.
22273 (_mm_sll_pi16): Cast __count to __v4hi type.
22274 (_mm_sll_pi32): Cast __count to __v2si type.
22275 (_mm_sll_si64): Cast arguments to __v1di type.
22276 (_mm_srl_pi16): Cast __count to __v4hi type.
22277 (_mm_srl_pi32): Cast __count to __v2si type.
22278 (_mm_srl_si64): Cast arguments to __v1di type.
22279 (_mm_sra_pi16): Cast __count to __v4hi type.
22280 (_mm_sra_pi32): Cast __count to __v2si type.
22281 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22282 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22283 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22284 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22285 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22286 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22287 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22288 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22289 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22290 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22291 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22292 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22294 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22296 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22298 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22301 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22302 reg+const addressing for Altivec modes. Don't generate reg+reg
22303 addressing for TFmode or TDmode quantities.
22305 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22307 * c-common.c (vector_types_convertible_p): Call langhook
22308 instead of comptypes.
22310 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22313 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22314 integral and scalar float variables which have a
22317 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22319 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22320 dwarf_register_span hook when emitting unwind information for
22321 register-to-memory saves.
22322 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22323 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22325 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22327 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22328 for the same VAR_DECL.
22330 2008-03-06 Tom Tromey <tromey@redhat.com>
22332 * treelang: Delete.
22333 * doc/standards.texi (Standards): Don't mention treelang.
22334 * doc/invoke.texi (Overall Options): Don't mention treelang.
22335 * doc/install.texi (Prerequisites): Don't mention bison or
22337 (Configuration): Don't mention treelang.
22338 (Building): Likewise.
22339 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22341 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22343 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22344 word-extractions out of a multi-word object.
22346 2008-03-06 Richard Guenther <rguenther@suse.de>
22348 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22349 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22350 result type and precision.
22351 * expr.c (get_inner_reference): Set unsignedp based on the result
22352 type of BIT_FIELD_REF.
22353 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22354 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22355 (try_instantiate_multiple_fields): Likewise. Use the correct type
22357 (sra_build_assignment): Likewise.
22358 (sra_build_elt_assignment): Likewise.
22359 (sra_explode_bitfield_assignment): Likewise.
22360 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22361 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22362 set BIT_FIELD_REF_UNSIGNED.
22363 (vectorizable_load): Likewise.
22365 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22367 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22370 2008-03-06 Richard Guenther <rguenther@suse.de>
22372 * alias.c (struct alias_set_entry): Move has_zero_child field
22373 to pack with alias_set.
22375 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22377 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22380 2008-03-05 Ian Lance Taylor <iant@google.com>
22382 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22384 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22386 * fwprop.c (update_df): Support width and offset parameters of
22388 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22389 global_conflicts): Change DF_REF_EXTRACT to either
22390 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22391 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22392 * df-scan.c (df_ref_record, df_defs_record,
22393 df_ref_create_structure, df_def_record_1, df_uses_record,
22394 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22395 df_bb_refs_collect, df_entry_block_defs_collect,
22396 df_exit_block_uses_collect): Support new width and offset fields.
22397 (ref_extract_pool): New storage pool.
22398 (df_free_ref): New function.
22399 (df_reg_chain_unlink, df_free_collection_rec,
22400 df_sort_and_compress_refs): Call df_free_ref.
22401 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22403 (df_ref_create_structure): Allocate df_ref_extract if offset and
22404 width fields are used.
22405 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22406 (df_uses_record): Get offset and width from ZERO_EXTRACT
22408 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22409 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22410 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22411 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22412 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22413 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22414 (df_ref_extract): New structure.
22415 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22416 (df_ref_create): Add width and offset parameters.
22418 2008-03-05 Richard Guenther <rguenther@suse.de>
22420 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22421 Use ranges_overlap_p.
22422 (offset_overlaps_with_access): Rename
22423 to ranges_overlap_p and move ...
22424 * tree-flow-inline.h (ranges_overlap_p): ... here.
22426 * tree.h (get_inner_reference, handled_component_p): Update
22429 * tree.h (record_component_aliases, get_alias_set,
22430 alias_sets_conflict_p, alias_sets_must_conflict_p,
22431 objects_must_conflict_p): Move declarations ...
22432 * alias.h (record_component_aliases, get_alias_set,
22433 alias_sets_conflict_p, alias_sets_must_conflict_p,
22434 objects_must_conflict_p): ... here.
22435 Include coretypes.h.
22436 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22438 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22440 * cfg.c: Include tree-flow.h.
22441 (remove_edge_raw): Call redirect_edge_var_map_clear.
22442 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22443 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22444 (redirect_edge_var_map_result): New.
22445 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22446 PENDING_STMT use with redirect_edge_var_map_*.
22447 * tree-ssa.c (edge_var_maps): New definition.
22448 (redirect_edge_var_map_add): New.
22449 (redirect_edge_var_map_clear): New.
22450 (redirect_edge_var_map_dup): New.
22451 (redirect_edge_var_map_vector): New.
22452 (redirect_edge_var_map_destroy): New.
22453 (ssa_redirect_edge): Replace PENDING_STMT use with
22454 redirect_edge_var_map_*.
22455 (flush_pending_stmts): Same.
22456 (delete_tree_ssa): Destroy edge var map.
22457 * tree-flow.h (struct _edge_var_map): New.
22458 Define edge_var_map vector type.
22459 Declare redirect_edge_var_map_* prototypes.
22460 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22461 * tree-cfg.c (reinstall_phi_args): Replace
22462 PENDING_STMT use with redirect_edge_var_map_*.
22464 2008-03-05 Richard Guenther <rguenther@suse.de>
22466 PR tree-optimization/35472
22467 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22468 whose single use_stmt has a overlapping set of loaded and
22469 stored symbols as that use_stmt might be a noop assignment then.
22471 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22473 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22475 2008-03-05 Richard Guenther <rguenther@suse.de>
22478 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22479 should be constants.
22480 * tree-cfg.c (verify_expr): Verify it.
22481 * fold-const.c (fold_truthop): Remove code generating
22482 BIT_FIELD_REFs of structure bases.
22483 (fold_binary): Likewise.
22484 (fold_ternary): Position and size of BIT_FIELD_REFs are
22485 always host integers.
22486 (make_bit_field_ref): Remove.
22487 (optimize_bit_field_compare): Remove.
22488 (all_ones_mask_p): Remove.
22490 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
22493 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
22494 (split_block_and_df_analyze): New. Split basic block and rebuild
22496 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
22498 (split_pattern_seq): Likewise.
22499 (erase_matching_seqs): Likewise.
22500 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
22502 2008-03-04 Geoff Keating <geoffk@apple.com>
22504 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
22505 declaration and code.
22506 (tree_invalid_nonnegative_warnv_p): Likewise.
22508 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
22510 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22511 examples. Truncate option-names then causing overfull hbox.
22513 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22516 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
22518 * configure: Rebuilt.
22520 2008-03-04 Rafael EspÃndola <espindola@google.com>
22522 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
22523 (tree_unary_nonnegative_warnv_p): New.
22524 (tree_binary_nonnegative_warnv_p): New.
22525 (tree_single_nonnegative_warnv_p): New.
22526 (tree_invalid_nonnegative_warnv_p): New.
22527 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
22529 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22532 * opts.c (handle_option): Postpone 'unknown option' errors only for
22535 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
22538 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
22541 2008-03-04 Rafael EspÃndola <espindola@google.com>
22543 * fold-const.c (tree_unary_nonzero_warnv_p): New.
22544 (tree_binary_nonzero_warnv_p): New.
22545 (tree_single_nonzero_warnv_p): New.
22546 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
22548 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
22550 PR middle-end/35456
22551 * fold-const.c (fold_cond_expr_with_comparison): Prevent
22552 transformations for modes that have signed zeros.
22553 * ifcvt.c (noce_try_abs): Ditto.
22555 2008-03-04 Joseph Myers <joseph@codesourcery.com>
22557 * config/i386/i386.c (override_options): Force
22558 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
22560 2008-03-04 Jan Hubicka <jh@suse.cz>
22563 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
22566 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22568 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
22569 label to probe the stack.
22571 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22573 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
22574 (__gthr_win32_mutex_destroy): Declare.
22575 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
22576 __gthr_win32_mutex_destroy.
22577 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
22579 2008-03-03 Jan Hubicka <jh@suse.cz>
22582 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
22583 aggressive on inlining cold calls.
22585 2008-03-03 Richard Guenther <rguenther@suse.de>
22587 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
22588 struct copies into the expression table.
22589 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
22590 (try_to_simplify): Likewise.
22591 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
22592 integral and pointer arguments which do not change the
22593 precision to NOP_EXPRs.
22594 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
22595 VIEW_CONVERT_EXPR case.
22597 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
22599 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
22600 defined in a loop at depth 0 is invariant.
22601 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
22602 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
22603 be called at loop depth 0.
22605 2008-03-02 Jakub Jelinek <jakub@redhat.com>
22608 * gcc.c (process_command): Update copyright notice dates.
22609 * gcov.c (print_version): Likewise.
22610 * gcov-dump.c (print_version): Likewise.
22611 * mips-tfile.c (main): Likewise.
22612 * mips-tdump.c (main): Likewise.
22614 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22617 * c-common.c (flag_permissive): Delete.
22618 (constant_expression_warnings): Check flags first.
22619 (constant_expression_error): New.
22620 * c-common.h (flag_permissive): Delete.
22621 (constant_expression_error): Declare.
22622 * flags.h (flag_permissive): Declare. Update description.
22623 * diagnostic.c (pedwarn): Update.
22625 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
22626 (permissive_error_kind): New.
22627 * toplev.c (flag_permissive): Define. Update description.
22628 * toplev.h (permissive_error_kind): Declare.
22629 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
22630 (pedwarn_c90): Use pedantic_warning_kind.
22631 * c-opts.c (c_common_post_options): flag_permissive does not affect
22632 flag_pedantic_errors.
22634 2008-03-02 Joseph Myers <joseph@codesourcery.com>
22636 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
22637 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
22638 __absvsi2, __absvDI2): Use unsigned arithmetic.
22640 2008-03-02 Andi Kleen <ak@suse.de>
22641 Richard Guenther <rguenther@suse.de>
22643 * struct-equiv.c: Remove file.
22644 * cfg_cleanup.c (condjump_equiv_p): Remove.
22645 * Makefile.in (OBJS-common): Remove struct-equiv.o.
22646 (struct-equiv.o): Remove rule.
22647 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
22648 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
22649 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
22651 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22653 * ifcvt.c (noce_process_if_block): Try to handle only the then
22654 block if the else block exists but isn't suitable.
22656 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22659 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
22660 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
22661 regression from previous patch.
22663 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22666 * gthr.h: Add __gthread_mutex_destroy as a function that must be
22668 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
22669 * gthr-single.h (__gthread_mutex_destroy): Likewise.
22670 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
22671 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
22672 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
22673 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
22674 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
22675 (__gthread_mutex_destroy_function): Rename to
22676 __gthread_mutex_destroy.
22677 * gthr-dce.h (__gthread_mutex_destroy): Call
22678 pthread_mutex_destroy.
22679 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
22680 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
22681 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
22683 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22685 * df-scan.c (df_ref_chain_change_bb): Simplify.
22686 (df_insn_change_bb): Add new_bb argument. Simplify. Call
22687 set_block_for_insn if there's any change.
22688 * df.h ((df_insn_change_bb): Fix prototype.
22689 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
22690 df_insn_change_bb, don't call set_block_for_insn.
22691 * emit-rtl.c (reorder_insns): Likewise.
22692 * haifa-sched.c (move_insn): Likewise.
22694 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22696 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
22698 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22700 * tree-flow-inline.h (next_readonly_imm_use): Return
22701 NULL_USE_OPERAND_P after the end.
22703 2008-03-01 Richard Guenther <rguenther@suse.de>
22705 PR tree-optimization/35411
22706 * tree-sra.c (sra_build_assignment): Split conversion to
22707 final type to a separate statement if we are not assigning
22710 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22712 * fold-const.c (fold_convertible_p): Correct the logic to follow
22713 that in fold_convert().
22715 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
22718 * tree-inline.c (build_duplicate_type): When we make a
22719 duplicate type, make it unique in the canonical types system.
22721 2008-02-29 Tom Tromey <tromey@redhat.com>
22723 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
22724 input_file_stack_history, input_file_stack_restored): Remove.
22725 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22726 * input.h (struct file_stack): Remove.
22727 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22728 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
22730 * diagnostic.h (struct diagnostic_context) <last_module>: Change
22732 (diagnostic_last_module_changed): Add 'map' argument.
22733 (diagnostic_set_last_function): Likewise.
22734 * diagnostic.c (undiagnostic_report_current_module): Iterate using
22735 line map, not input_file_stack.
22736 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
22738 2008-02-29 Paul Brook <paul@codesourcery.com>
22740 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
22742 2008-02-29 Paul Brook <paul@codesourcery.com>
22744 * config/arm/ieee754-df.S (muldf3): Use RET macros.
22746 2008-02-29 Richard Guenther <rguenther@suse.de>
22748 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
22750 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
22751 value for comparing for a store match.
22752 (simplify_unary_expression): Do nothing for SSA_NAMEs.
22753 (try_to_simplify): Do not do a full-blown reference lookup.
22755 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22757 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
22758 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
22760 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
22762 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
22764 * tree-loop-linear.c (try_interchange_loops): Compare memory access
22765 strides against cache sizes.
22767 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22769 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
22772 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
22774 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
22775 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
22776 is smaller than the original promoted value.
22777 (simplify_subreg): If OP is a SUBREG, try to preserve its
22778 SUBREG_PROMOTED_VAR_P information.
22780 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
22782 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
22783 (VN_INFO_GET): Allocate new objects on the obstack.
22784 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
22785 for rpo_numbers_temp, for consistency.
22786 (free_scc_vn): Free the obstack.
22788 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
22790 * doc/invoke.texi: Document -ftree-loop-distribution.
22791 * tree-loop-distribution.c: New.
22792 * tree-pass.h (pass_loop_distribution): New.
22793 * graphds.h (struct graph): Add htab_t indices.
22794 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
22795 * tree-vectorizer.c (rename_variables_in_loop): Extern.
22796 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
22797 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
22798 * tree-data-ref.c (debug_data_dependence_relations): New.
22799 (dump_data_dependence_relation): Also print data references.
22800 (free_data_ref): Extern.
22801 (same_access_functions): Moved...
22802 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
22803 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22804 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
22805 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
22806 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
22807 (stmts_from_loop): Skip LABEL_EXPR.
22808 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
22810 (build_rdg): Initialize rdg->indices htab.
22811 (free_rdg, stores_from_loop, ref_base_address,
22812 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
22813 have_similar_memory_accesses_1, ref_base_address_1,
22814 remove_similar_memory_refs): New.
22815 * tree-data-ref.h: Depend on tree-chrec.h.
22816 (debug_data_dependence_relations, free_data_ref): Declared.
22817 (same_access_functions): ... here.
22818 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
22820 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
22821 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
22822 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
22823 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22824 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
22825 rdg_vertex_for_stmt): Declared.
22826 (struct rdg_edge): Add level.
22828 (free_rdg, stores_from_loop, remove_similar_memory_refs,
22829 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
22831 (rdg_has_similar_memory_accesses): New.
22832 * tree-vect-analyze.c: Remove unused static decls.
22833 * lambda.h (dependence_level): New.
22834 * common.opt (ftree-loop-distribution): New.
22835 * tree-flow.h (mark_virtual_ops_in_bb,
22836 slpeel_tree_duplicate_loop_to_edge_cfg,
22837 rename_variables_in_loop): Declared.
22838 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
22839 (OBJS-common): Add tree-loop-distribution.o.
22840 (tree-loop-distribution.o): New rule.
22841 * tree-cfg.c (mark_virtual_ops_in_bb): New.
22842 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
22843 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
22845 2008-02-28 Joseph Myers <joseph@codesourcery.com>
22848 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
22849 other than structures and unions.
22851 2008-02-28 Richard Guenther <rguenther@suse.de>
22854 2008-02-26 Richard Guenther <rguenther@suse.de>
22856 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22857 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22858 (lookup_decl_from_uid): Declare.
22859 (remove_decl_from_map): Likewise.
22860 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22861 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22862 (decl_for_uid_map): New global hashtable mapping DECL_UID
22864 (init_ttree): Allocate it.
22865 (insert_decl_to_uid_decl_map): New helper function.
22866 (make_node_stat): Insert new decls into the map.
22867 (copy_node_stat): Likewise.
22868 (lookup_decl_from_uid): New function.
22869 (remove_decl_from_map): Likewise.
22870 (print_decl_for_uid_map_statistics): New helper.
22871 (dump_tree_statistics): Call it.
22873 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22874 (referenced_var_iterator): Adjust.
22875 (FOR_EACH_REFERENCED_VAR): Adjust.
22876 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22877 (num_referenced_vars): Adjust.
22878 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22879 (first_referenced_var): Remove.
22880 (end_referenced_vars_p): Likewise.
22881 (next_referenced_var): Likewise.
22882 (referenced_var_iterator_set): New helper function.
22883 * tree-dfa.c (referenced_var_lookup): Adjust.
22884 (referenced_var_check_and_insert): Likewise.
22885 (remove_referenced_var): Likewise.
22886 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22887 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22888 (verify_call_clobbering): Likewise.
22889 (verify_memory_partitions): Likewise.
22890 (init_tree_ssa): Allocate bitmap instead of hashtable for
22892 (delete_tree_ssa): Adjust.
22893 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22894 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22895 (compute_tag_properties): Likewise.
22896 (set_initial_properties): Likewise.
22897 (find_partition_for): Likewise.
22898 (update_reference_counts): Likewise.
22899 (dump_may_aliases_for): Likewise.
22900 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22901 (add_call_clobber_ops): Likewise.
22902 (add_call_read_ops): Likewise.
22903 (get_asm_expr_operands): Likewise.
22904 * tree-into-ssa.c (dump_decl_set): Likewise.
22905 (update_ssa): Likewise.
22906 * tree-sra.c (scan_function): Likewise.
22907 (decide_instantiations): Likewise.
22908 (scalarize_parms): Likewise.
22909 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22910 (dsa_named_for): Likewise.
22911 * tree-ssa-structalias.c (update_alias_info): Likewise.
22912 (merge_smts_into): Likewise.
22914 2008-02-27 David Daney <ddaney@avtrex.com>
22917 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
22918 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
22919 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
22920 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
22921 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
22923 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
22926 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
22927 (BUILT_IN_NEXTTOWARD): Remove.
22928 (BUILT_IN_NEXTTOWARDF): Ditto.
22929 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
22930 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
22932 2008-02-27 Tom Tromey <tromey@redhat.com>
22934 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
22935 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
22937 2008-02-27 Jan Beulich <jbeulich@novell.com>
22939 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
22940 update the respective field on newdecl.
22942 2008-02-27 Revital Eres <eres@il.ibm.com>
22944 PR rtl-optimization/34999
22945 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
22946 crossing edges that ends with a call insn.
22947 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
22948 call insn and clear the EDGE_CROSSING flag of the crossing edge
22949 when fixing fallthru edges.
22951 2008-02-27 Richard Guenther <rguenther@suse.de>
22953 PR middle-end/35390
22954 * fold-const.c (fold_unary): Return the correct argument,
22955 converted to the result type.
22957 2008-02-27 Richard Guenther <rguenther@suse.de>
22959 PR middle-end/34971
22960 * expr.c (expand_expr_real_1): Assert on rotates that operate
22962 * fold-const.c (fold_binary): Use the types precision, not the
22963 bitsize of the mode if folding rotate expressions. Build rotates
22964 only for full modes.
22966 2008-02-27 Jakub Jelinek <jakub@redhat.com>
22968 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
22969 and CPP_PRAGMA_EOL.
22970 * c-pragma.c (pragma_ns_name): New typedef.
22971 (registered_pp_pragmas): New variable.
22972 (c_pp_lookup_pragma): New function.
22973 (c_register_pragma_1): If flag_preprocess_only, do nothing
22974 for non-expanded pragmas, for expanded ones push pragma's
22975 namespace and name into registered_pp_pragmas vector.
22976 (c_invoke_pragma_handler): Register OpenMP pragmas even when
22977 flag_preprocess_only, don't register GCC pch_preprocess
22978 pragma if flag_preprocess_only.
22979 * c-opts.c (c_common_init): Call init_pragma even if
22980 flag_preprocess_only.
22981 * c-pragma.c (c_pp_lookup_pragma): New prototype.
22982 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
22983 cpp_register_pragma if flag_preprocess_only.
22985 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22988 * c-parser.c (c_parser_translation_unit): Warn for empty
22989 translation unit, not empty source file.
22991 2008-02-26 Paul Brook <paul@codesourcery.com>
22993 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
22994 operand for Thumb-2.
22995 * config/arm/arm.h (reg_class): Add CORE_REGS.
22996 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
22997 (BASE_REG_CLASS): Use CORE_REGS.
22998 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
22999 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
23000 (REGNO_OK_FOR_INDEX_P): Exclude SP.
23001 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
23002 ARM_REGNO_OK_FOR_INDEX_P.
23003 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
23004 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
23005 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
23006 (ldm/stm peepholes): Ditto.
23007 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
23008 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
23009 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
23010 * config/arm/constraints.md: Enable "k" constraint on ARM.
23012 2008-02-27 Ben Elliston <bje@au.ibm.com>
23014 * config/rs6000/rs6000.c: Annotate cache line size field in all
23015 instances of struct processor_costs.
23017 2008-02-26 David Edelsohn <edelsohn@gnu.org>
23019 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
23020 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
23021 jump_bypass): New counters.
23022 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
23023 * dce.c (gate_ud_dce): Same.
23024 (gate_fast_dce): Same.
23025 * dse.c (gate_dse1): New function.
23026 (gate_dse2): New function.
23027 (gate_dse): Merge results of new gate functions.
23028 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
23029 (gate_handle_jump_bypass): Add dbg_cnt.
23030 (gate_handle_gcse): Add dbg_cnt.
23031 * ifcvt.c (gate_handle_if_conversion): Same.
23032 (gate_handle_if_after_combine): Same.
23033 (gate_handle_if_after_reload): Same.
23034 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
23036 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
23038 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
23040 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
23042 2008-02-26 Jason Merrill <jason@redhat.com>
23045 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
23046 alone if it's the naming decl for the type's main variant.
23048 2008-02-26 Tom Tromey <tromey@redhat.com>
23050 * system.h (USE_MAPPED_LOCATION): Poison.
23051 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
23052 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
23053 (make_goto_expr_edges): Likewise.
23054 (remove_bb): Likewise.
23055 (execute_warn_function_return): Likewise.
23056 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23058 * c-common.c (fname_decl): Remove old location code.
23059 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23061 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23063 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23064 (gen_rtx_ASM_INPUT): Likewise.
23065 (gen_rtx_ASM_INPUT_loc): Likewise.
23066 (get_rtx_asm_OPERANDS): Remove.
23067 * cfglayout.c (insn_locators_alloc): Remove old location code.
23068 (set_curr_insn_source_location): Likewise.
23069 (curr_insn_locator): Likewise.
23070 * print-tree.c (print_node): Remove old location code.
23071 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23072 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23073 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23074 location_from_locus.
23075 (construct_exit_block): Remove old location code.
23076 * emit-rtl.c (force_next_line_note): Remove old location code.
23077 * profile.c (branch_prob): Remove old location code.
23078 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23079 LOC_LINE): Remove old-location variants.
23080 * langhooks.c (lhd_print_error_function): Remove old location
23082 * configure, config.in: Rebuilt.
23083 * configure.ac (--enable-mapped-location): Remove.
23084 * c-decl.c (c_init_decl_processing): Remove old location code.
23085 (finish_function): Likewise.
23086 * recog.c (decode_asm_operands): Remove old location code.
23087 * c-pch.c (c_common_read_pch): Remove old location code.
23088 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23090 * gimple-low.c (lower_function_body): Remove old location code.
23091 * toplev.c (unknown_location): Remove.
23092 (push_srcloc): Remove old-location variant.
23093 (process_options): Remove old location code.
23094 (lang_dependent_init): Likewise.
23095 * input.h (UNKNOWN_LOCATION): Move definition.
23096 (location_t): Undeprecate.
23097 (source_locus): Remove.
23098 (location_from_locus): Remove.
23099 (struct location_s): Remove.
23100 Remove all old-location code.
23101 (input_line, input_filename): Remove.
23102 * final.c (final_scan_insn): Remove old location code.
23103 * diagnostic.c (diagnostic_build_prefix): Remove
23104 USE_MAPPED_LOCATION test.
23105 * tree.h (gimple_stmt) <locus>: Now a location_t.
23106 (tree_exp) <locus>: Likewise.
23107 (DECL_IS_BUILTIN): Remove old-location variant.
23108 (annotate_with_file_line, annotate_with_locus): Likewise.
23109 (expr_locus, set_expr_locus): Update.
23110 * tree.c (build1_stat): Remove old location code.
23111 (last_annotated_node): Remove.
23112 (annotate_with_file_line): Remove old-location variant.
23113 (annotate_with_locus): Likewise.
23114 (expr_location): Remove old location code.
23115 (set_expr_location): Likewise.
23116 (expr_has_location): Likewise.
23117 (expr_locus): Likewise.
23118 (set_expr_locus): Likewise.
23119 (expr_filename): Don't use location_from_locus.
23120 (expr_lineno): Likewise.
23121 * rtl-error.c (location_for_asm): Remove old location code.
23122 * c-lex.c (cb_line_change): Remove old location code.
23123 (fe_file_change): Likewise.
23124 (cb_def_pragma): Likewise.
23125 (c_lex_with_flags): Likewise.
23126 * gengtype.c (do_typedef): Don't special-case location types.
23127 (define_location_structures): Remove.
23128 (main): Don't call define_location_structures.
23129 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23132 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23135 * builtins.def (BUILT_IN_STDARG_START): Remove.
23136 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23137 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23138 * tree-inline.c (inline_forbidden_p_1): Likewise.
23140 2008-02-26 Richard Guenther <rguenther@suse.de>
23142 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23143 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23144 (lookup_decl_from_uid): Declare.
23145 (remove_decl_from_map): Likewise.
23146 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23147 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23148 (decl_for_uid_map): New global hashtable mapping DECL_UID
23150 (init_ttree): Allocate it.
23151 (insert_decl_to_uid_decl_map): New helper function.
23152 (make_node_stat): Insert new decls into the map.
23153 (copy_node_stat): Likewise.
23154 (lookup_decl_from_uid): New function.
23155 (remove_decl_from_map): Likewise.
23156 (print_decl_for_uid_map_statistics): New helper.
23157 (dump_tree_statistics): Call it.
23159 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23160 (referenced_var_iterator): Adjust.
23161 (FOR_EACH_REFERENCED_VAR): Adjust.
23162 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23163 (num_referenced_vars): Adjust.
23164 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23165 (first_referenced_var): Remove.
23166 (end_referenced_vars_p): Likewise.
23167 (next_referenced_var): Likewise.
23168 (referenced_var_iterator_set): New helper function.
23169 * tree-dfa.c (referenced_var_lookup): Adjust.
23170 (referenced_var_check_and_insert): Likewise.
23171 (remove_referenced_var): Likewise.
23172 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23173 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23174 (verify_call_clobbering): Likewise.
23175 (verify_memory_partitions): Likewise.
23176 (init_tree_ssa): Allocate bitmap instead of hashtable for
23178 (delete_tree_ssa): Adjust.
23179 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23180 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23181 (compute_tag_properties): Likewise.
23182 (set_initial_properties): Likewise.
23183 (find_partition_for): Likewise.
23184 (update_reference_counts): Likewise.
23185 (dump_may_aliases_for): Likewise.
23186 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23187 (add_call_clobber_ops): Likewise.
23188 (add_call_read_ops): Likewise.
23189 (get_asm_expr_operands): Likewise.
23190 * tree-into-ssa.c (dump_decl_set): Likewise.
23191 (update_ssa): Likewise.
23192 * tree-sra.c (scan_function): Likewise.
23193 (decide_instantiations): Likewise.
23194 (scalarize_parms): Likewise.
23195 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23196 (dsa_named_for): Likewise.
23197 * tree-ssa-structalias.c (update_alias_info): Likewise.
23198 (merge_smts_into): Likewise.
23200 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23203 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23204 * c-opts.c (c_common_handle_option): Wall enables
23205 Wvolatile-register-var.
23206 * common.opt: Move Wvolatile-register-var to...
23209 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23211 * common.opt (Wlarger-than=): New.
23212 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23214 * opts.c (common_handle_option): Handle -Wlarger-than=.
23215 * optc-gen.awk: Likewise.
23216 * opth-gen.awk: Likewise.
23217 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23218 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23220 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23222 * c-common.c (match_case_to_enum_1): Add appropriate
23223 OPT_W* parameter to warning.
23224 (c_do_switch_warnings): Likewise.
23225 * c-typeck.c (warning_init): Add one more parameter following
23226 'warning' function.
23227 (push_init_level): Update call to warning_init.
23228 (pop_init_level): Likewise.
23229 (add_pending_init): Likewise.
23230 (output_init_element: Likewise.
23232 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23235 * toplev.c (toplev_main): If there are warnings or error, print
23236 errors for ignored options.
23237 * opts.c (ignored_options): New static variable.
23238 (postpone_unknown_option_error): New.
23239 (print_ignored_options): New.
23240 (handle_option): Postpone errors for unknown -Wno-* options.
23241 * opts.h (print_ignored_options): Declare.
23243 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23245 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23248 2008-02-25 Richard Guenther <rguenther@suse.de>
23251 2008-02-25 Richard Guenther <rguenther@suse.de>
23253 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23254 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23255 (lookup_decl_from_uid): Declare.
23256 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23257 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23258 (decl_for_uid_map): New global hashtable mapping DECL_UID
23260 (init_ttree): Allocate it.
23261 (insert_decl_to_uid_decl_map): New helper function.
23262 (make_node_stat): Insert new decls into the map.
23263 (copy_node_stat): Likewise.
23264 (lookup_decl_from_uid): New function.
23265 (print_decl_for_uid_map_statistics): New helper.
23266 (dump_tree_statistics): Call it.
23268 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23269 (referenced_var_iterator): Adjust.
23270 (FOR_EACH_REFERENCED_VAR): Adjust.
23271 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23272 (num_referenced_vars): Adjust.
23273 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23274 (first_referenced_var): Remove.
23275 (end_referenced_vars_p): Likewise.
23276 (next_referenced_var): Likewise.
23277 (referenced_var_iterator_set): New helper function.
23278 * tree-dfa.c (referenced_var_lookup): Adjust.
23279 (referenced_var_check_and_insert): Likewise.
23280 (remove_referenced_var): Likewise.
23281 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23282 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23283 (verify_call_clobbering): Likewise.
23284 (verify_memory_partitions): Likewise.
23285 (init_tree_ssa): Allocate bitmap instead of hashtable for
23287 (delete_tree_ssa): Adjust.
23288 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23289 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23290 (compute_tag_properties): Likewise.
23291 (set_initial_properties): Likewise.
23292 (find_partition_for): Likewise.
23293 (update_reference_counts): Likewise.
23294 (dump_may_aliases_for): Likewise.
23295 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23296 (add_call_clobber_ops): Likewise.
23297 (add_call_read_ops): Likewise.
23298 (get_asm_expr_operands): Likewise.
23299 * tree-into-ssa.c (dump_decl_set): Likewise.
23300 (update_ssa): Likewise.
23301 * tree-sra.c (scan_function): Likewise.
23302 (decide_instantiations): Likewise.
23303 (scalarize_parms): Likewise.
23304 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23305 (dsa_named_for): Likewise.
23306 * tree-ssa-structalias.c (update_alias_info): Likewise.
23307 (merge_smts_into): Likewise.
23309 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23312 * doc/invoke.texi (-fcx-limited-range): Document new option.
23313 * toplev.c (process_options): Handle -fcx-fortran-rules.
23314 * common.opt: Add documentation for -fcx-fortran-rules.
23316 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23319 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23320 actual behaviour and C99.
23322 2008-02-26 Ben Elliston <bje@au.ibm.com>
23324 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23325 (ASM_CPU_POWER6_SPEC): Likewise.
23326 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23327 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23328 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23330 2008-02-25 Richard Guenther <rguenther@suse.de>
23332 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23333 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23334 (lookup_decl_from_uid): Declare.
23335 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23336 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23337 (decl_for_uid_map): New global hashtable mapping DECL_UID
23339 (init_ttree): Allocate it.
23340 (insert_decl_to_uid_decl_map): New helper function.
23341 (make_node_stat): Insert new decls into the map.
23342 (copy_node_stat): Likewise.
23343 (lookup_decl_from_uid): New function.
23344 (print_decl_for_uid_map_statistics): New helper.
23345 (dump_tree_statistics): Call it.
23347 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23348 (referenced_var_iterator): Adjust.
23349 (FOR_EACH_REFERENCED_VAR): Adjust.
23350 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23351 (num_referenced_vars): Adjust.
23352 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23353 (first_referenced_var): Remove.
23354 (end_referenced_vars_p): Likewise.
23355 (next_referenced_var): Likewise.
23356 (referenced_var_iterator_set): New helper function.
23357 * tree-dfa.c (referenced_var_lookup): Adjust.
23358 (referenced_var_check_and_insert): Likewise.
23359 (remove_referenced_var): Likewise.
23360 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23361 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23362 (verify_call_clobbering): Likewise.
23363 (verify_memory_partitions): Likewise.
23364 (init_tree_ssa): Allocate bitmap instead of hashtable for
23366 (delete_tree_ssa): Adjust.
23367 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23368 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23369 (compute_tag_properties): Likewise.
23370 (set_initial_properties): Likewise.
23371 (find_partition_for): Likewise.
23372 (update_reference_counts): Likewise.
23373 (dump_may_aliases_for): Likewise.
23374 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23375 (add_call_clobber_ops): Likewise.
23376 (add_call_read_ops): Likewise.
23377 (get_asm_expr_operands): Likewise.
23378 * tree-into-ssa.c (dump_decl_set): Likewise.
23379 (update_ssa): Likewise.
23380 * tree-sra.c (scan_function): Likewise.
23381 (decide_instantiations): Likewise.
23382 (scalarize_parms): Likewise.
23383 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23384 (dsa_named_for): Likewise.
23385 * tree-ssa-structalias.c (update_alias_info): Likewise.
23386 (merge_smts_into): Likewise.
23388 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23391 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23392 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23393 * alias.h (nonoverlapping_memrefs_p): Likewise.
23395 2008-02-25 Jan Beulich <jbeulich@novell.com>
23397 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23398 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23399 __emultls_get_address, __emultls_register_common,
23400 __floatundi?f, and _Unwind_GetIPInfo.
23401 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23402 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23403 (gen_regparm_prefix): Likewise.
23404 (i386_nlm_encode_section_info): Sync with
23405 config/i386/winnt.c:i386_pe_encode_section_info().
23406 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23407 i386_nlm_mangle_decl_assembler_name): New.
23408 (netware_override_options): New.
23409 * config/i386/netware.h (netware_override_options): Declare.
23410 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23411 (i386_nlm_mangle_decl_assembler_name): Declare.
23412 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23414 2008-02-25 Ben Elliston <bje@au.ibm.com>
23417 * c-decl.c (grokdeclarator): Remove unused local variables
23418 `typedef_type' and `type_as_written'.
23420 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23421 unused local variable `has_hot_blocks'.
23422 (fix_crossing_conditional_branches): Remove unused local variable
23425 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23427 PR middle-end/19984
23428 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23429 using DEF_C99_BUILTIN.
23430 (BUILT_IN_NANF): Ditto.
23431 (BUILT_IN_NANL): Ditto.
23433 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23434 Revital Eres <eres@il.ibm.com>
23436 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23437 regarding the order of two dependent insns in the same row.
23439 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23441 * stor-layout.c (layout_decl): Do not bump the alignment of a
23442 bit-field to more than byte alignment if it is packed.
23444 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23446 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23449 2008-02-24 Diego Novillo <dnovillo@google.com>
23451 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23454 * tree-vrp.c (vrp_evaluate_conditional): With
23455 -Wtype-limits, emit a warning when comparing against a
23456 constant outside the natural range of OP0's type.
23457 * c.opt (Wtype-limits): Move ...
23458 * common.opt (Wtype-limits): ... here.
23460 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23462 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23463 * config/rs6000/e300c2c3.md: New file.
23464 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23466 (rs6000_override_options): Add e300c2 and e300c3 cases to
23467 processor_target_table. Do not allow usage of Altivec or Spe
23468 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23469 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23470 * config/rs6000/rs6000.h (processor_type): Add
23471 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23472 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23473 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23474 and ppce300c3. Include e300c2c3.md.
23476 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23478 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23479 instead of TARGET_STRICT_ALIGN.
23481 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23483 * explow.c (memory_address): Assert that the generated address is
23486 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23489 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
23490 * config/darwin-ppc-ldouble-patch.def: New file.
23491 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
23492 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
23493 SUBTARGET_INIT_BUILTINS if defined.
23494 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
23497 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23500 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
23501 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
23503 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23506 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
23507 file" warning condtional on -Winvalid-PCH.
23509 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
23511 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
23513 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
23517 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
23518 prevent reload from using MMX registers.
23519 (*mov<mode>_internal): Ditto.
23520 (*movv2sf_internal_rex64): Ditto.
23521 (*movv2sf_internal): Ditto.
23523 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23525 PR documentation/31569
23526 * doc/install.texi2html: Use makeinfo --no-number-sections.
23528 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23530 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
23531 ensure that we can address an entire entity > 8 bytes. Don't
23532 generate reg+reg addressing for such data.
23534 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23536 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
23537 strings when optimizing for size, unless the target cares about
23540 2008-02-22 Tom Tromey <tromey@redhat.com>
23542 * regclass.c (current_pass): Remove declaration.
23544 2008-02-22 Anatoly Sokolov <aesok@post.ru>
23546 * config/avr/libgcc.S (__RAMPZ__): Define.
23547 (__do_copy_data): Add for devices with 128KB code memory.
23549 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23551 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23553 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
23555 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
23557 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
23560 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23563 * c-typeck.c (build_binary_op): Warn about floating point
23564 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
23566 2008-02-21 Janis Johnson <janis187@us.ibm.com>
23569 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
23570 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
23572 (rs6000_override_options): Set altivec_abi as default, not override,
23573 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
23574 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
23575 is used; use new member spe_abi.
23576 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
23577 spe_abi and altivec_abi.
23579 2008-02-22 Tomas Bily <tbily@suse.cz>
23581 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
23583 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23586 * config.build (build_file_translate): Set to `CMD //c' only if
23588 * Makefile.in (build_file_translate): Improve comment.
23590 2008-02-21 Jan Hubicka <jh@suse.cz>
23592 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
23593 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
23594 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
23596 2008-02-21 Michael Matz <matz@suse.de>
23599 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
23601 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
23603 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
23604 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
23605 as insn constraint.
23606 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
23607 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
23608 SSE_VEC_FLOAT_MODE_P as insn constraint.
23609 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
23610 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
23611 sse4a_movntdf using MODEF mode iterator.
23612 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
23613 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
23614 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
23615 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
23616 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
23617 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
23618 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
23620 2008-02-21 Richard Guenther <rguenther@suse.de>
23622 * tree.def (PAREN_EXPR): New tree code.
23623 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
23625 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
23626 * expr.c (expand_expr_real_1): Likewise.
23627 * tree-inline.c (estimate_num_insns_1): Likewise.
23628 * tree-complex.c (expand_complex_move): Likewise.
23629 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
23632 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23635 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
23637 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23640 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
23642 * config/sh/sh.c (find_barrier): Don't go past
23643 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
23645 2008-02-20 DJ Delorie <dj@redhat.com>
23647 * config/h8300/h8300.md (insv): Force source operand to be a register.
23649 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
23650 as a jump, not as a plain insn.
23652 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
23654 * doc/invoke.texi (Warning Options): Add new option
23655 -Wframe-larger-than=.
23656 (-Wframe-larger-than): Document.
23658 * flags.h (warn_frame_larger_than, frame_larger_than_size):
23659 Add declarations for new option variables.
23661 * final.c (final_start_function): Check the frame size
23662 before emission and issue a Wframe-larger-than warning.
23664 * opts.c (warn_frame_larger_than, frame_larger_than_size):
23665 Add definitions for new option variables.
23666 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
23668 * common.opt (Wframe-larger-than=): New option.
23670 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23672 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
23673 (<sse>_div<mode>3): Ditto.
23674 (<sse>_vmdiv<mode>3): Ditto.
23675 (<sse>_vmsqrt<mode>2): Ditto.
23676 (*smax<mode>3): Ditto.
23677 (sse5_frcz<mode>2): Ditto.
23678 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
23679 as insn constraint.
23681 2008-02-20 Richard Guenther <rguenther@suse.de>
23683 PR middle-end/35265
23684 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
23685 be happy with INTEGRAL_TYPE_P.
23687 2008-02-20 Richard Guenther <rguenther@suse.de>
23689 * fold-const.c (split_tree): Associate floatig-point expressions
23690 if flag_associative_math is set.
23692 2008-02-20 Richard Guenther <rguenther@suse.de>
23694 * tree.h (fold_real_zero_addition_p): Declare.
23695 * fold-const.c (fold_real_zero_addition_p): Export.
23696 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
23697 floating-point operations with zero and one.
23699 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
23701 * doc/install.texi: Correct references to CFLAGS, replacing them
23702 with BOOT_CFLAGS. Document flags used during bootstrap for
23705 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23707 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
23708 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
23709 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
23711 (smin<mode>3): Ditto from similar patterns.
23712 (smax<mode>3): Ditto.
23713 (*ieee_smin<mode>3): Ditto.
23714 (*ieee_smax<mode>3): Ditto.
23715 * config/i386/sse.md (sse): New mode attribute.
23716 (mov<mode>): Macroize expander from movv4sf and movv2df using
23717 SSEMODEF2P mode iterator.
23718 (<sse>_movnt<mode>): Ditto from similar patterns. Use
23719 SSE_VEC_FLOAT_MODE_P as insn constraint.
23720 (storent<mode>): Ditto.
23721 (storent<mode>): Macroize expander from storentsf and storentdf using
23722 MODEF mode iterator.
23723 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
23724 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
23725 (abs<mode>2): Ditto from similar patterns.
23726 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
23727 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
23728 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
23729 (<sse>_vmsqrt<mode>2): Ditto.
23730 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
23731 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
23732 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
23733 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
23734 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
23735 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
23736 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
23738 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
23739 iterator and SSE_FLOAT_MODE_P as insn constraint.
23740 (<sse>_ucomi): Ditto from similar patterns.
23741 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
23742 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
23743 SSE_VEC_FLOAT_MODE_P as insn constraint.
23744 (vcond<mode>): Ditto from similar patterns.
23745 (and<mode>3, *and<mode>3): Ditto.
23746 (<sse>_nand<mode>3): Ditto.
23747 (ior<mode>3, *ior<mode>3): Ditto.
23748 (xor<mode>3, *xor<mode>3): Ditto.
23749 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
23750 iterator and SSE_FLOAT_MODE_P as insn constraint.
23751 (*nand<mode>3): Ditto from similar patterns.
23752 (*ior<mode>3): Ditto.
23753 (*xor<mode>3): Ditto.
23755 2008-02-20 Ira Rosen <irar@il.ibm.com>
23757 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
23758 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
23759 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
23761 2008-02-19 Jan Hubicka <jh@suse.cz>
23763 * predict.c (tree_bb_level_predictions): Remove variable next
23764 mistakely introduced by previous commit.
23766 2008-02-19 Jan Hubicka <jh@suse.cz>
23768 * predict.c (predict_paths_leading_to): Rewrite.
23769 (predict_paths_for_bb): New.
23770 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
23772 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23775 * Makefile.in (build_file_translate): New.
23776 (gcc-vers.texi): Use it for translating $(abs_srcdir).
23777 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
23778 * configure.ac (build_file_translate): Substitute it.
23779 * configure: Regenerate.
23781 2008-02-19 Jan Hubicka <jh@suse.cz>
23783 PR rtl-optimization/34408
23784 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
23787 2008-02-19 Jan Hubicka <jh@suse.cz>
23789 PR middle-end/28779
23790 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
23793 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
23796 * config/i386/i386-modes.def: Revert the last DI alignment
23797 change until Ada people can look into it.
23799 2008-02-19 Nick Clifton <nickc@redhat.com>
23801 * opts.c (print_specific_help): Fix typo in --help text.
23803 2008-02-19 Jakub Jelinek <jakub@redhat.com>
23806 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
23807 32-bit inline asm without asm alternatives for host GCC < 3.0.
23809 2008-02-19 Richard Guenther <rguenther@suse.de>
23811 PR tree-optimization/34989
23812 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
23813 Allow propagation to INDIRECT_REF if we can simplify only.
23815 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23817 * c-common.c (warn_for_collisions_1): Use appropriate option when
23820 2008-02-19 Nick Clifton <nickc@redhat.com>
23823 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
23824 (handle_options): Fix indentation.
23825 (print_filtered_help): If no language-specific options were
23826 displayed tell the user how to list all the options supported by
23827 the language's front-end.
23828 (print_specific_help): Fix indentation and remove duplicate line.
23829 (common_handle_option): Handle the -v option.
23830 For --help enable the display of undocumented options if the -v
23831 switch has been included on the command line.
23832 For --help= check for overlaps in the arguments between the option
23833 classes and the language names and issue a warning when they
23834 cannot be disambiguated.
23835 * c.opt (v): Pass on to the common option handler.
23837 2008-02-19 Revital Eres <eres@il.ibm.com>
23839 * modulo-sched.c (sms_schedule): Change dump message when
23840 create_ddg function fails.
23841 (try_scheduling_node_in_cycle): Rename row to cycle.
23842 (print_partial_schedule): Rename CYCLE to ROW.
23844 2008-02-19 Christian Bruel <christian.bruel@st.com>
23845 Zdenek Dvorak <ook@ucw.cz>
23847 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
23849 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23852 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
23853 (*x86_movdicc_0_m1_se): Ditto.
23855 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23857 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
23858 (CMPtype): Define as __gcc_CMPtype.
23859 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
23860 (CMPtype): Define as __gcc_CMPtype.
23862 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
23864 Support valgrind 3.3 for --enable-checking=valgrind.
23865 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
23867 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
23868 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
23869 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
23870 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
23871 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
23872 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
23873 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
23875 * ggc-zone.c: Similar.
23876 * ggc-page.c: Similar.
23878 2008-02-19 Paul Brook <paul@codesourcery.com>
23881 * config/arm/ieee754-df.S: Fix do_it typo.
23882 * config/arm/ieee754-sf.S: Fix do_it typo.
23884 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23887 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
23888 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
23889 (OPTION_MASK_ISA_SSE_SET): Likewise.
23890 (OPTION_MASK_ISA_SSE2_SET): Likewise.
23891 (OPTION_MASK_ISA_SSE3_SET): Likewise.
23892 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
23893 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
23894 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
23895 (OPTION_MASK_ISA_SSE4_SET): Likewise.
23896 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
23897 (OPTION_MASK_ISA_SSE5_SET): Likewise.
23898 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
23899 (OPTION_MASK_ISA_MMX_UNSET): Updated.
23900 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
23901 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
23902 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
23903 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
23904 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
23905 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
23906 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
23907 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
23908 (OPTION_MASK_ISA_SSE4): Removed.
23909 (ix86_handle_option): Turn on bits in ix86_isa_flags and
23910 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
23911 (override_options): Don't turn on implied SSE/MMX bits in
23914 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23916 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23919 2008-02-18 Joey Ye <joey.ye@intel.com>
23921 PR middle-end/34921
23922 * tree-nested.c (insert_field_into_struct): Set type alignment
23923 to field alignment if the former is less than the latter.
23925 2008-02-18 Jakub Jelinek <jakub@redhat.com>
23927 * BASE-VER: Set to 4.4.0.
23929 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23931 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
23932 * doc/cfg.texi: Likewise.
23933 * doc/extend.texi: Likewise.
23934 * doc/gty.texi: Likewise.
23935 * doc/invoke.texi: Likewise.
23936 * doc/loop.texi: Likewise.
23937 * doc/md.texi: Likewise.
23938 * doc/passes.texi: Likewise.
23939 * doc/rtl.texi: Likewise.
23940 * doc/sourcebuild.texi: Likewise.
23941 * doc/tm.texi: Likewise.
23942 * doc/tree-ssa.texi: Likewise.
23944 2008-02-17 Richard Guenther <rguenther@suse.de>
23946 PR middle-end/35227
23947 * tree-complex.c (init_parameter_lattice_values): Handle parameters
23948 without default definition.
23950 2008-02-17 Richard Guenther <rguenther@suse.de>
23952 PR tree-optimization/35231
23953 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
23956 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
23959 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23960 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23961 libgcc_cmp_return mode.
23963 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23966 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
23968 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
23970 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
23973 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23975 * doc/c-tree.texi: Use `@.' where appropriate.
23976 * doc/extend.texi: Likewise.
23977 * doc/install.texi: Likewise.
23978 * doc/invoke.texi: Likewise.
23979 * doc/loop.texi: Likewise.
23980 * doc/makefile.texi: Likewise.
23981 * doc/md.texi: Likewise.
23982 * doc/passes.texi: Likewise.
23983 * doc/standards.texi: Likewise.
23984 * doc/tm.texi: Likewise.
23986 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23988 PR middle-end/35196
23989 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
23991 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
23992 rather than in entry_bb.
23994 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23996 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23997 libgcc_cmp_return mode.
23999 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24001 PR middle-end/35130
24002 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
24003 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
24005 2008-02-15 Richard Guenther <rguenther@suse.de>
24006 Zdenek Dvorak <ook@ucw.cz>
24008 PR tree-optimization/35164
24009 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
24010 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
24011 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24012 Only propagate addresses which do not have abnormal SSA_NAMEs
24015 2008-02-15 Joseph Myers <joseph@codesourcery.com>
24018 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
24020 2008-02-15 Jan Hubicka <jh@suse.cz>
24022 PR middle-end/35149
24023 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
24025 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24027 PR middle-end/34621
24028 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
24029 when calculating alignment_pad.
24031 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24033 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
24034 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
24035 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
24036 and STACK_BOUNDARY define.
24038 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
24040 PR preprocessor/35061
24041 * c-pragma.c (handle_pragma_pop_macro): Check that
24042 pushed_macro_table has been allocated.
24044 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
24046 PR middle-end/35136
24047 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
24048 (force_gimple_operand): Likewise.
24049 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
24050 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
24051 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
24052 (find_interesting_uses_address): Check addressability and alignment
24053 of the base expression only after substituting bases of IVs into it.
24055 2008-02-14 Michael Matz <matz@suse.de>
24058 * function.c (instantiate_virtual_regs_in_insn): Reload address
24059 before falling back to reloading the whole operand.
24061 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24063 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24064 before the first section switch note.
24066 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24068 * doc/bugreport.texi: Update copyright years.
24069 * doc/c-tree.texi: Likewise.
24070 * doc/cfg.texi: Likewise.
24071 * doc/cpp.texi: Likewise.
24072 * doc/cppinternals.texi: Likewise.
24073 * doc/fragments.texi: Likewise.
24074 * doc/frontends.texi: Likewise.
24075 * doc/gcc.texi: Likewise.
24076 * doc/gty.texi: Likewise.
24077 * doc/hostconfig.texi: Likewise.
24078 * doc/implement-c.texi: Likewise.
24079 * doc/libgcc.texi: Likewise.
24080 * doc/loop.texi: Likewise.
24081 * doc/makefile.texi: Likewise.
24082 * doc/options.texi: Likewise.
24083 * doc/passes.texi: Likewise.
24084 * doc/rtl.texi: Likewise.
24085 * doc/sourcebuild.texi: Likewise.
24086 * doc/standards.texi: Likewise.
24087 * doc/tree-ssa.texi: Likewise.
24088 * doc/trouble.texi: Likewise.
24090 * doc/extend.texi: Use @: or add comma where appropriate.
24091 * doc/invoke.texi: Likewise.
24092 * doc/tm.texi: Likewise.
24094 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24097 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24100 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24102 * doc/md.texi (clz, ctz): Add reference.
24103 * doc/rtl.texi (clz, ctz): Likewise.
24105 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24108 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24111 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24113 * config/s390/s390.c (struct constant_pool): New field
24114 emit_pool_after added.
24115 (s390_mainpool_start): Set the emit_pool_after flag according
24116 to the section switch notes.
24117 (s390_mainpool_finish): Consider emit_pool_after when emitting
24118 the literal pool at the end of the function.
24119 (s390_chunkify_start): Force literal pool splits at section
24122 2008-02-13 Michael Matz <matz@suse.de>
24125 * var-tracking.c (clobber_variable_part): Correctly traverse the
24128 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24131 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24132 Add -fdump-ipa-inline.
24133 * tree-dump.c (dump_files): Remove tree-inlined dump.
24134 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24136 2008-02-12 Richard Guenther <rguenther@suse.de>
24138 PR tree-optimization/35171
24139 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24142 2008-02-12 Richard Guenther <rguenther@suse.de>
24144 PR middle-end/35163
24145 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24146 value-preserving mode. Disallow final truncation.
24148 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24150 PR middle-end/35136
24151 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24152 code from here to...
24153 (force_gimple_operand): ...here.
24155 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24158 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24159 non-compatible pointers.
24160 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24161 different FIELD_DECLs, try harder by comparing field offsets, sizes
24164 PR inline-asm/35160
24165 * function.c (match_asm_constraints_1): Don't replace the same input
24168 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24170 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24171 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24172 (expand_epilogue): Restore RAMPZ register.
24173 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24175 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24177 * config/i386/cygwin.asm: (__alloca): Correct calling
24178 convention and alignment.
24179 (__chkstk): Force 8 byte stack alignment.
24181 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24182 Richard Guenther <rguenther@suse.de>
24184 PR tree-optimization/33992
24185 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24186 the zero we compare against.
24188 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24190 PR libfortran/35063
24191 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24192 to CloseHandle after unlocking to prevent accumulation of handle
24195 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24197 PR middle_end/34150
24198 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24199 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24200 and update LABEL_NUSES during and after reload.
24202 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24204 PR middle-end/34627
24205 * combine.c (simplify_if_then_else): Make sure the comparison is
24206 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24208 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24211 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24212 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24213 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24214 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24215 * tree.h (get_type_static_bounds): Likewise.
24217 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24219 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24220 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24221 Make -Wfoo language annotations match what the compiler outputs.
24223 2008-02-08 Sa Liu <saliu@de.ibm.com>
24225 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24226 intrinsics spu_convts, spu_convtu, spu_convtf.
24228 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24230 * doc/extend.texi (Function Attributes) <noinline>: Mention
24231 asm ("") as method to keep calls.
24233 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24236 * doc/options.texi (Options): Replace references to opts.sh with
24238 * opts-common.c: Likewise.
24239 * optc-gen.awk: Likewise.
24241 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24243 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24245 2008-02-07 Richard Henderson <rth@redhat.com>
24248 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24249 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24252 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24254 PR tree-optimization/35085
24255 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24256 for operand entry oe2 in addition to operand entry oe3 in order to
24257 expose more opportunities for vectorizer sum reduction.
24259 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24262 * Makefile.in (LIBS): Remove $(GMPLIBS).
24263 (cc1-dummy, cc1): Add $(GMPLIBS).
24265 2008-02-06 Jan Hubicka <jh@suse.cz>
24268 * i386.md (moddf_integer): Do not produce partial memory stalls for
24269 targets where it hurts.
24271 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24274 * optabs.c (expand_float): Do not check for decimal modes when
24275 expanding unsigned integer through signed conversion.
24277 2008-02-06 Nick Clifton <nickc@redhat.com>
24279 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24280 inside the clobber with a match_operand and duplicated operand
24281 number in the constraint.
24282 (ineqbranchsi): Delete redundant comment.
24284 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24286 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24287 builtin_define ("__USE_INIT_FINI__").
24288 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24290 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24292 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24294 PR documentation/30330
24295 * doc/invoke.texi (C++ Dialect Options)
24296 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24297 For each warning option -Wfoo that allows -Wno-foo, ensure both
24298 -Wfoo and -Wno-foo are listed in the option index. Fix index
24299 entry of -Wswitch-default, index -Wnormalized= including the
24300 `=', and -Wlarger-than-@var{len} including @var{len}.
24302 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24304 * config/i386/i386.md (floatunssisf2): Use
24305 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24306 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24307 Macroize expander using MODEF mode iterator.
24309 2008-02-05 Diego Novillo <dnovillo@google.com>
24311 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24314 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24316 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24319 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24321 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24324 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24325 to indicate if a message should be generated.
24326 (init_cumulative_args): Updated.
24327 (function_value_32): Likewise.
24329 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24331 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24333 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24336 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24337 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24339 2008-02-04 Diego Novillo <dnovillo@google.com>
24341 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24344 * tree-vrp.c (vrp_evaluate_conditional): With
24345 -Wtype-limits, emit a warning when comparing against a
24346 constant outside the natural range of OP0's type.
24348 2008-02-04 Richard Guenther <rguenther@suse.de>
24350 PR middle-end/33631
24351 * expr.c (count_type_elements): Give for unions instead of
24354 2008-02-04 Richard Guenther <rguenther@suse.de>
24356 PR middle-end/35043
24357 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24358 to TYPE_DOMAINs base type instead of using bitsizetype here.
24360 2008-02-03 Jason Merrill <jason@redhat.com>
24362 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24364 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24367 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24368 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24369 (RS/6000 and PowerPC Options): Fix typos and markup.
24370 * doc/passes.texi (Tree-SSA passes): Likewise.
24372 2008-02-02 Michael Matz <matz@suse.de>
24375 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24376 from record_last_reg_set_info.
24377 (record_last_reg_set_info): Take an RTX argument, iterate over all
24378 constituent hardregs.
24379 (record_last_set_info, record_opr_changes): Change calls to
24380 new signature or to record_last_reg_set_info_regno.
24382 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24384 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24386 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24388 PR rtl-optimization/34773
24389 * reg-notes.def (EQUAL): Mention significance of combination of
24390 REG_EQUAL and REG_RETVAL.
24391 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24392 insn that has a REG_RETVAL.
24394 2008-02-01 Roger Sayle <roger@eyesopen.com>
24397 * configure.ac (--enable-fixed-point): Disable unless explicitly
24399 * configure: Regenerate.
24401 2008-02-01 Richard Guenther <rguenther@suse.de>
24404 * invoke.texi (-finline-limit): Remove no longer true parts
24405 of the documentation. Note that there is no default value.
24407 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24408 Mark Mitchell <mark@codesourcery.com>
24409 Ben Elliston <bje@au.ibm.com>
24412 * doc/extend.texi (Other Builtins): Document.
24414 2008-01-31 Tom Browder <tom.browder@gmail.com>
24416 * doc/c-tree.texi (Types): Fix grammar.
24417 (Expression trees): Ditto.
24418 * doc/passes.texi (Tree-SSA passes): Ditto.
24420 * doc/configterms.texi (Configure Terms): Fix typo.
24421 * doc/cpp.texi (Common Predefined Macros): Ditto.
24422 * doc/md.texi (Machine Constraints): Ditto.
24424 * doc/makefile.texi (Makefile): Add comma.
24426 2008-01-31 Tom Browder <tom.browder@gmail.com>
24427 Gerald Pfeifer <gerald@pfeifer.com>
24429 * doc/sourcebuild.texi (Front End): Remove references to CVS
24430 and CVSROOT/modules.
24431 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24432 (Back End): Remove reference to CVS.
24434 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24437 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24439 (mips16_gp_pseudo_reg): ...here.
24440 * config/mips/mips.md (load_const_gp): Replace with...
24441 (load_const_gp_<mode>): ...this :P-based insn.
24443 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24445 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24446 options. Minor fixes.
24447 (-std): Move reference to standards closer to where language
24448 standards are first mentioned.
24450 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24452 PR rtl-optimization/34995
24453 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24454 parameter and return a bool. If the rtx parameter is nonnull,
24455 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24456 (find_reloads): Update call accordingly. Pass the new operand
24457 if it needed no address reloads, otherwise pass null.
24459 2008-01-30 Richard Henderson <rth@redhat.com>
24462 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24463 for unbounded arrays.
24465 2008-01-30 Silvius Rus <rus@google.com>
24467 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24469 2008-01-30 Jan Hubicka <jh@suse.cz>
24472 * i386.c (init_cumulative_args): Use real function declaration when
24475 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24477 PR rtl-optimization/34998
24478 * global.c (build_insn_chain): Treat non-subreg_lowpart
24479 SUBREGs of pseudos as clobbering all the words covered by the
24480 SUBREG, not just all the bytes.
24481 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24482 original df_ref rather than an extract parameter.
24483 (global_conflicts): Update call accordingly.
24485 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
24487 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
24488 the overflow check to make it easier to read.
24489 (__fixtfdi): Change the type of the ll member in union
24490 long_double to UDItype_x.
24492 2008-01-30 Jakub Jelinek <jakub@redhat.com>
24494 PR middle-end/34969
24495 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
24496 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
24497 * tree-inline.c (fold_marked_statements): Call
24498 cgraph_update_edges_for_call_stmt if folding a call statement.
24499 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
24500 debug_generic_stmt calls, reset it back afterwards.
24503 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
24505 * c-typeck.c (build_external_ref): Don't pedwarn about
24506 static vars in current function's scope.
24508 2008-01-29 Joseph Myers <joseph@codesourcery.com>
24510 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
24512 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
24515 * ipa-struct-reorg.c: Fix spelling.
24516 * params.def: Ditto.
24518 2008-01-29 Richard Guenther <rguenther@suse.de>
24520 PR middle-end/35006
24521 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
24523 * tree-inline.c (remap_type): Increment remapping_type_depth
24524 around remapping types.
24525 (copy_body_r): Only add referenced variables if they are referenced
24526 from code, not types.
24528 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
24539 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
24540 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
24542 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
24545 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
24546 pointer for tiny stack.
24548 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24550 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
24552 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24554 * config/vx-common.h: Fix typo in comment.
24556 2008-01-28 Ian Lance Taylor <iant@google.com>
24560 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
24561 coalesce pointers if they have different DECL_NO_TBAA_P values.
24562 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
24563 between variables with different DECL_NO_TBAA_P values.
24565 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
24568 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
24569 are not legitimate small data references on SPE targets.
24571 2008-01-28 David Daney <ddaney@avtrex.com>
24573 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
24575 2008-01-28 David Daney <ddaney@avtrex.com>
24577 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
24579 2008-01-27 Joseph Myers <joseph@codesourcery.com>
24581 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
24582 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
24583 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
24584 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
24585 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
24586 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
24587 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
24588 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
24590 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24592 * basic-block.h (condjump_equiv_p): Fix comment.
24594 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24596 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
24597 print_generic_stmt_indented): Fix comment.
24599 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24601 * configure.ac (__stack_chk_fail): Add detecion for availability
24602 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
24603 * configure: Regenerate.
24605 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
24607 PR middle-end/34688
24608 * final.c (output_addr_const): Handle TRUNCATE.
24610 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
24613 * tree-ssa-loop-ivopts.c (comp_cost): New type.
24614 (zero_cost, infinite_cost): New constants.
24615 (struct cost_pair): Change type of cost to comp_cost.
24616 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
24617 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
24619 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
24620 split_address_cost, ptr_difference_cost, difference_cost,
24621 get_computation_cost_at, get_computation_cost,
24622 determine_use_iv_cost_generic, determine_use_iv_cost_address,
24623 determine_use_iv_cost_condition, determine_use_iv_costs,
24624 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
24625 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
24626 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
24627 Change type of cost to comp_cost.
24628 (determine_iv_cost): Increase cost of non-original ivs, instead
24629 of decreasing the cost of original ones.
24630 (get_address_cost): Indicate the complexity of the addressing mode
24632 (try_add_cand_for): Prefer using ivs not specific to some object.
24633 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
24635 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
24636 Janis Johnson <janis187@us.ibm.com>
24639 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
24640 (TARGET_INSTANTIATE_DECLS): Likewise.
24641 * target.h (expand_to_rtl_hook): New target hook.
24642 (instantiate_decls): Likewise.
24643 * function.c (instantiate_decl): Make non-static. Rename to...
24644 (instantiate_decl_rtl): ... this.
24645 (instantiate_expr): Use instantiate_decl_rtl.
24646 (instantiate_decls_1): Likewise.
24647 (instantiate_decls): Likewise.
24648 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
24649 * function.h (instantiate_decl_rtl): Add prototype.
24650 * cfgexpand.c (target.h): New include.
24651 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
24652 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
24653 (TARGET_INSTANTIATE_DECLS): Likewise.
24654 (TARGET_INITIALIZER): New target hooks added.
24655 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
24657 * config/rs6000/rs6000.c (tree-flow.h): New include.
24658 (machine_function): Add sdmode_stack_slot field.
24659 (rs6000_alloc_sdmode_stack_slot): New function.
24660 (rs6000_instantiate_decls): Likewise.
24661 (rs6000_secondary_memory_needed_rtx): Likewise.
24662 (rs6000_check_sdmode): Likewise.
24663 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
24664 (TARGET_INSTANTIATE_DECLS): Likewise.
24665 (rs6000_hard_regno_mode_ok): Allow SDmode.
24666 (num_insns_constant): Likewise. Handle _Decimal32 constants.
24667 (rs6000_emit_move): Handle SDmode.
24668 (function_arg_advance): Likewise.
24669 (function_arg): Likewise.
24670 (rs6000_gimplify_va_arg): Likewise. Add special handling of
24671 SDmode var args for 32-bit compiles.
24672 (rs6000_secondary_reload_class): Handle SDmode.
24673 (rs6000_output_function_epilogue): Likewise.
24674 (rs6000_function_value): Simplify if statement.
24675 (rs6000_libcall_value): Likewise.
24676 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
24677 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
24678 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
24679 (movsd_hardfloat): New define_insn.
24680 (movsd_softfloat): Likewise.
24681 (movsd_store): Likewise.
24682 (movsd_load): Likewise.
24683 (extendsddd2): Likewise.
24684 (extendsdtd2): Likewise.
24685 (truncddsd2): Likewise.
24686 (movdd_hardfloat64): Fixup comment.
24687 (UNSPEC_MOVSD_LOAD): New constant.
24688 (UNSPEC_MOVSD_STORE): Likewise.
24690 2008-01-26 Jakub Jelinek <jakub@redhat.com>
24693 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
24695 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
24696 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
24697 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
24698 and TRUTH_XOR_EXPR.
24700 2008-01-26 David Edelsohn <edelsohn@gnu.org>
24703 * config.gcc: Separate AIX 5.3 from AIX 6.1.
24704 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24705 __LONGDOUBLE128 too.
24706 * config/rs6000/aix61.h: New file.
24708 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24710 PR rtl-optimization/34959
24711 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
24712 popcount and parity rtxes the same mode as their operand.
24713 Truncate or extend the result to the return value's mode
24716 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24719 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
24720 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
24721 to GOT_VERSION_REGNUM.
24722 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
24723 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
24724 * config/mips/mips.c (mips_emit_call_insn): New function.
24725 (mips_call_tls_get_addr): Call mips_expand_call directly.
24726 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
24728 (mips16_build_call_stub): Likewise. Return the call insn or null.
24729 (mips_expand_call): Update the call to mips16_build_call_stub
24730 accordingly and a remove redundant condition. Assert that MIPS16
24731 stubs do not use lazy binding. Use mips_emit_call_insn and return
24733 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
24735 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
24736 (mips_avoid_hazard): Remove hazard_set handling.
24737 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
24738 (UNSPEC_RESTORE_GP): ...this.
24739 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
24740 (FAKE_CALL_REGNO): Rename to...
24741 (GOT_VERSION_REGNUM): ...this.
24742 (type): Add "ghost" value. Add an associated insn reservation.
24743 (hazard_set): Remove.
24744 (exception_receiver): Rename to...
24745 (restore_gp): ...this and update the unspec identifier accordingly.
24746 (exception_receiver, nonlocal_got_receiver): New expanders.
24747 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
24748 FAKE_CALL_REGNO. Remove hazard_set attribute.
24749 (set_got_version, update_got_version): New patterns.
24751 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
24754 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
24756 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24759 * doc/install.texi2html: Generate gcc-vers.texi.
24761 2008-01-25 DJ Delorie <dj@redhat.com>
24763 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
24765 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24767 * config/c4x: Remove directory.
24768 * config.gcc (crx-*, mt-*): Mark obsolete.
24769 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
24770 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
24771 sh-*-rtemscoff*): Remove cases.
24772 * defaults.h (C4X_FLOAT_FORMAT): Remove.
24773 * real.c (encode_c4x_single, decode_c4x_single,
24774 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
24775 c4x_extended_format): Remove.
24776 * real.h (c4x_single_format, c4x_extended_format): Remove.
24777 * doc/extend.texi (interrupt, naked): Remove mention of attributes
24779 (Pragmas): Remove comment about c4x pragmas.
24780 * doc/install.texi (c4x): Remove target-specific instructions.
24781 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
24782 * doc/md.texi (Machine Constraints): Remove C4x documentation.
24783 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
24784 refer to C4x source files as examples.
24785 (C4X_FLOAT_FORMAT): Remove documentation.
24787 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
24789 * config/bfin/bfin.c (override_options): Reorder tests so that
24790 flag_pic gets enabled for -msep-data.
24792 2008-01-25 Richard Guenther <rguenther@suse.de>
24794 PR middle-end/32244
24795 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
24796 to its bitfield precision if required.
24798 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24800 PR middle-end/33880
24801 * tree-nested.c (walk_omp_for): New function.
24802 (convert_nonlocal_reference, convert_local_reference): Call
24803 walk_omp_for on OMP_FOR.
24804 (convert_call_expr): Call walk_body on OMP_FOR's
24805 OMP_FOR_PRE_INIT_BODY.
24807 2008-01-25 Richard Guenther <rguenther@suse.de>
24809 PR tree-optimization/34966
24810 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
24811 default defs and PHI_NODEs we have to insert after the
24812 defining statement.
24814 2008-01-24 Nick Clifton <nickc@redhat.com>
24816 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
24817 Provide a default definition.
24818 (LIBGCC2_UNITS_PER_WORD): Likewise.
24820 * config/stormy16/stormy16.c: Include df.h for the prototype
24821 for df_regs_ever_live_p.
24822 (xstormy16_expand_builtin_va_start): Convert the stack offset
24823 into a component_ref and then use POINTER_PLUS_EXPR to add it
24824 to the incoming_virtual_args_rtx.
24825 (xstormy16_gimplify_va_arg_expr): Rename to
24826 xstormy16_gimplify_va_arg_expr.
24827 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
24828 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
24829 xstormy16_gimplify_va_arg_expr.
24830 Fix up some formatting issues.
24832 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
24833 Move to predicates.md.
24834 (xs_hi_general_operand): Likewise.
24835 (xs_hi_nonmemory_operand): Likewise.
24836 * config/stormy16/predicates.md:
24837 (xstormy16_carry_plus_operand): New predicate.
24838 (xs_hi_general_operand): New predicate.
24839 (xs_hi_nonmemory_operand): New predicate.
24840 * config/stormy16/stormy16-protos.h:
24841 (xstormy16_carry_plus_operand): Delete prototype.
24842 (xs_hi_general_operand): Likewise.
24843 (xs_hi_nonmemory_operand): Likewise.
24845 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
24846 modifiers as they are no longer needed and they can trigger
24847 reload spill failures.
24849 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
24850 with a match_operand in order to help reload.
24852 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
24853 constraint with 'e' for the 8th alternative as this version of
24854 the mov.w instruction only accepts the lower 8 registers.
24856 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
24859 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
24860 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
24863 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24865 PR middle-end/33333
24866 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
24868 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24870 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
24872 (remove_structure): Update allocations list before removing structure.
24874 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24876 * ipa-struct-reorg.c (is_safe_cond_expr,
24877 create_new_stmts_for_cond_expr): Use integer_zerop function,
24878 that recognize not only zero-pointer, but zero-integer too.
24880 2008-01-25 Ben Elliston <bje@au.ibm.com>
24883 * fixproto: Escape "." in sed expression that strips leading "./".
24885 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
24888 * gcc.c (SWITCH_OK): Removed.
24889 (SWITCH_LIVE): Changed to bit.
24890 (SWITCH_FALSE): Likewise.
24891 (SWITCH_IGNORE): Likewise.
24892 (switchstr): Change live_cond to unsigned int.
24893 (process_command): Replace SWITCH_OK with 0.
24894 (do_self_spec): Likewise.
24895 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
24896 (give_switch): Likewise.
24897 (used_arg): Likewise.
24898 (do_spec_1): Set the SWITCH_IGNORE bit.
24899 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
24900 bits. Set the SWITCH_LIVE bit.
24902 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24904 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
24906 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
24908 PR tree-optimization/34472
24909 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
24910 parameter to a "bool *" and set *DATA to false if there is
24911 an unsafe access. Do not delete the structure here.
24912 (check_cond_exprs): Delete it here instead.
24913 (check_cond_exprs, exclude_cold_structs): Do not increase
24914 I when removing a structure.
24916 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
24919 * config/i386/i386.c (ix86_expand_vector_init): Consider only
24920 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
24922 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
24924 PR middle-end/34934
24925 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
24926 a fixed vector for stack.
24928 2008-01-24 Ben Elliston <bje@au.ibm.com>
24931 * doc/gcc.texi (Software development): Add a direntry for g++.
24933 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
24935 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
24936 stale and straggling -fforce-addr comments above.
24938 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
24940 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
24941 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
24943 2008-01-23 Michael Matz <matz@suse.de>
24946 * dwarf2out.c (force_type_die): Use modified_type_die instead of
24949 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
24951 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
24952 malloc result type.
24954 2008-01-23 Anatoly Sokolov <aesok@post.ru>
24956 * config/avr/avr.c (avr_current_arch): New variable.
24957 (avr_arch_types): Add 'avr31' and 'avr51' entries.
24958 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
24959 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
24960 (avr_override_options): Init 'avr_current_arch'.
24961 (base_arch_s): Move from here...
24962 * config/avr/avr.h (base_arch_s): ... here. Add new members
24963 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
24964 'mega' to 'have_jmp_call'.
24965 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
24966 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
24968 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
24970 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
24971 MULTILIB_MATCHES): Ditto.
24973 2008-01-23 Richard Guenther <rguenther@suse.de>
24975 PR middle-end/31529
24976 * cgraphunit.c (cgraph_reset_node): Always mark the node
24977 not reachable if it is not queued already.
24979 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
24981 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
24982 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
24983 (cputype_selected): New static variable.
24984 (bfin_handle_option): Set it if -mcpu is used.
24985 (override_option): Select default set of workarounds if no cpu type
24986 selected on the command line.
24987 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
24989 From Michael Frysinger <michael.frysinger@analog.com>
24990 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
24991 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
24993 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
24994 for bf547, bf523, bf524, and bf526.
24995 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
24997 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
24998 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
24999 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
25000 __ADSPBF547__ and __ADSPBF54x__ for bf547.
25001 * doc/invoke.texi (Blackfin Options): Document that
25002 -mcpu now accept bf547, bf523, bf524, and bf526.
25004 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
25006 PR rtl-optimization/34628
25007 * combine.c (try_combine): Stop and undo after the first combination
25008 if an autoincrement side-effect on the first insn has effectively
25011 2008-01-22 David Edelsohn <edelsohn@gnu.org>
25014 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
25015 Offset addresses are not valid for Altivec or paired float modes.
25017 2008-01-22 Jakub Jelinek <jakub@redhat.com>
25020 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
25021 if DECL_INITIAL (decl) is error_mark_node.
25024 * c-common.c (handle_vector_size_attribute): Only allow
25025 integral, scalar float and fixed point types. Handle OFFSET_TYPE
25026 the same way as pointer, array etc. types.
25027 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
25030 * tree.c (build_type_attribute_qual_variant): Call
25031 build_qualified_type if attributes are equal, but quals are not.
25033 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25036 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
25037 * flags.h (warn_strict_aliasing): Remove.
25038 (warn_strict_overflow): Remove.
25039 * opts.c (warn_strict_aliasing): Remove.
25040 (warn_strict_overflow): Remove.
25041 * c-opts.c (c_common_handle_option): -Wall only sets
25042 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
25043 (c_common_post_options): Give default values to -Wstrict-aliasing
25044 and -Wstrict-overflow if they are uninitialized.
25045 * common.opt (Wstrict-aliasing): Specify Var and Init.
25046 (Wstrict-overflow): Likewise.
25048 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
25050 PR rtl-optimization/26854
25051 PR rtl-optimization/34400
25052 PR rtl-optimization/34884
25053 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25055 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25056 (df_rd_bb_info.expanded_lr_out): Deleted
25057 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25058 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25059 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25060 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25061 Removed code to allocate, initialize or free expanded_lr_out.
25062 (df_rd_bb_local_compute_process_def): Restructured to make more
25064 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25065 sets if the sets are being trimmed.
25067 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25070 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25071 (as_vers): Likewise.
25072 * configure: Regenerated.
25074 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25076 PR middle-end/33092
25077 * tree-pass.h (pass_build_alias): New pass.
25078 * tree-ssa-alias.c (gate_build_alias): New.
25079 (pass_build_alias): New.
25080 * passes.c (init_optimization_passes): Add pass_build_alias after
25081 pass_create_structure_vars.
25083 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25085 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25086 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25087 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25088 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25089 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25090 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25091 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25092 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25093 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25094 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25095 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25096 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25097 * config/s390/s390.md (FP_ALL): New mode iterator.
25098 (_d): New mode attribute.
25099 ("*signbit<mode>2>"): Changed mode of first operand.
25100 ("isinf<mode>2"): Changed mode of first operand.
25101 ("*TDC_insn"): Adaptation for DFP modes.
25103 2008-01-22 Ben Elliston <bje@au.ibm.com>
25105 * tree.c (check_qualified_type): Improve function description.
25107 2008-01-21 Jason Merrill <jason@redhat.com>
25110 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25111 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25114 2008-01-21 DJ Delorie <dj@redhat.com>
25116 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25119 2008-01-21 Richard Guenther <rguenther@suse.de>
25121 PR middle-end/34856
25122 * tree-cfg.c (verify_expr): Allow all invariant expressions
25123 instead of just constant class ones as reference argument.
25124 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25125 like any other constant.
25126 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25128 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25130 * regmove.c (fixup_match_1): Update call crossed frequencies.
25132 2008-01-21 Richard Guenther <rguenther@suse.de>
25135 * tree-inline.c (setup_one_parameter): Deal with mismatched
25136 types using a VIEW_CONVERT_EXPR.
25138 2008-01-21 Alon Dayan <alond@il.ibm.com>
25139 Olga Golovanevsky <olga@il.ibm.com>
25141 PR tree-optimization/34701
25142 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25143 when the structure size is not a power of 2.
25145 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25147 * doc/install.texi: Add doc for --enable-checking=df.
25149 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25151 PR rtl-optimization/34808
25152 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25154 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25156 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25159 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25161 PR rtl-optimization/26854
25162 PR rtl-optimization/34400
25163 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25165 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25166 (df_rd_bb_info.expanded_lr_out): New.
25167 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25168 * loop_iv.c (iv_analysis_loop_init): Ditto.
25169 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25170 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25171 Added code to allocate, initialize or free expanded_lr_out.
25172 (df_rd_bb_local_compute_process_def): Restructured to make
25173 more understandable.
25174 (df_rd_confluence_n): Add code to do nothing with fake edges and
25175 code to no apply invalidate_by_call sets if the sets are being trimmed.
25176 (df_lr_local_finalize): Renamed to df_lr_finalize.
25177 (df_live_local_finalize): Renamed to df_live_finalize.
25179 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25182 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25183 deciding whether to use reciprocal instructions.
25185 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25187 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25188 dwarf2out_note_section_used if cold_text_section is NULL.
25190 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25192 PR gcov-profile/34610
25193 * tree-cfg.c (make_edges): Mark both outgoing edges from
25194 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25195 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25196 from OMP_FOR and OMP_CONTINUE outgoing edges.
25198 * tree-profile.c (tree_profiling): Return early if
25199 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25201 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25202 from cfun to child_cfun.
25203 * function.h (struct function): Add after_tree_profile bit.
25205 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25207 * config/avr/avr.S (_exit): Disable interrupt.
25209 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25210 Steven Bosscher <stevenb.gcc@gmail.com>
25212 PR rtl-optimization/26854
25213 PR rtl-optimization/34400
25214 * df-problems.c (df_live_scratch): New scratch bitmap.
25215 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25216 (df_live_reset): Clear the proper bitmaps.
25217 (df_live_bb_local_compute): Only process the artificial defs once
25218 since the order is not important.
25219 (df_live_init): Init the df_live sets only with the variables
25220 found live by df_lr.
25221 (df_live_transfer_function): Use the df_lr sets to prune the
25222 df_live sets as they are being computed.
25223 (df_live_free): Free df_live_scratch.
25225 2008-01-18 Ian Lance Taylor <iant@google.com>
25227 * common.opt: Add fmerge-debug-strings.
25228 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25229 flag_merge_debug_strings rather than flag_merge_constants.
25230 * doc/invoke.texi (Option Summary): Mention
25231 -fmerge-debug-strings.
25232 (Debugging Options): Document -fmerge-debug-strings.
25234 2008-01-18 Ian Lance Taylor <iant@google.com>
25237 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25238 (struct tree_function_decl): Add new field operator_new_flag.
25239 * tree-inline.c (expand_call_inline): When inlining a call to
25240 operator new, force the return value to go into a variable, and
25241 set DECL_NO_TBAA_P on that variable.
25242 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25244 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25247 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25248 DWARF2_DEBUGGING_INFO.
25249 (dwarf2out_note_section_used): Ditto. Add prototype.
25250 (have_multiple_function_sections, text_section_used,
25251 cold_text_section_used, *cold_text_sections): Move declarations
25254 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25256 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25257 field and add signal_ra.
25258 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25259 assignments to frame state pc. Move end of stack check after
25260 MD_FALLBACK_FRAME_STATE_FOR.
25261 (uw_update_context_1): Use frame state signal_regs if set, instead
25262 of checking signal_frame flag.
25263 (uw_update_context): Use frame state signal_ra if set.
25264 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25265 * config/xtensa/linux-unwind.h: New file.
25267 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25269 * modulo-sched.c (get_sched_window): Fix comment typo.
25271 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25273 PR tree-optimization/34648
25274 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25276 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25278 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25279 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25281 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25283 PR rtl-optimization/34400
25284 * df-core.c (df_worklist_dataflow_overeager,
25285 df_worklist_dataflow_doublequeue): New functions.
25286 (df_worklist_dataflow): Two different worklist solvers.
25287 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25290 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25293 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25294 and ftree-parallelize-loops.
25296 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25298 PR rtl-optimization/34826
25299 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25301 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25303 * global.c (find_reg): Mark the eh regs as used if necessary.
25304 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25305 * ra.h (struct allocno): no_eh_reg field added. Changed
25306 no_stack_reg type to bitfield.
25308 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25310 * tree.c (substitute_in_expr): Add missing 'break'.
25312 2008-01-17 Richard Guenther <rguenther@suse.de>
25314 PR tree-optimization/34825
25315 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25316 x / x as division to handle.
25318 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25320 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25321 "-pthread" is specified.
25322 * pa-hpux11.h (LIB_SPEC): Likewise.
25324 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25325 Peter Bergner <bergner@vnet.ibm.com>
25327 PR rtl-optimization/33796
25328 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25330 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25332 PR libgfortran/34699
25333 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25335 * pa-hpux10.h (LINK_SPEC): Likewise.
25336 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25338 2008-01-16 Richard Guenther <rguenther@suse.de>
25340 PR middle-end/32628
25341 * fold-const.c (fold_convert_const_int_from_int): Do not
25342 set overflow if that occured only because of a sign extension
25343 change when converting from/to a sizetype with the same
25344 precision and signedness.
25346 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25349 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25350 location address to the correct place. Update copyright year.
25352 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25354 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25355 no dependences in the dependence_relations vector.
25357 2008-01-16 Jan Hubicka <jh@suse.cz>
25359 PR rtl-optimization/31396
25360 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25361 * cfg.c (dump_reg_info): Print it.
25362 * regs.h (struct reg_info_t): add freq_calls_crossed.
25363 (REG_FREQ_CALLS_CROSSED): New macro.
25364 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25365 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25366 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25367 regmove_optimize): Update call crossed frequencies.
25368 * local-alloc.c (struct qty): Add freq_calls_crossed.
25369 (alloc_qty): Copute freq_calls_crossed.
25370 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25371 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25372 * ra.h (struct allocno): Add freq_calls_crossed.
25374 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25376 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25377 libgomp when compiling with ftree-parallelize-loops.
25378 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25380 2008-01-16 Richard Guenther <rguenther@suse.de>
25382 PR tree-optimization/34769
25383 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25384 * tree.c (int_cst_value): Instead make this function more
25385 permissive in what it accepts as valid input. Document this
25386 function always sign-extends the value.
25388 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25389 Richard Guenther <rguenther@suse.de>
25392 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25393 (gimple_fold_indirect_ref_rhs): ... this.
25394 (gimple_fold_indirect_ref): New function with foldings
25395 that preserve lvalueness.
25396 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25397 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25398 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25399 to fold an INDIRECT_REF, fall back to the old use of
25400 fold_indirect_ref_1.
25402 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25404 * tree-data-ref.c (subscript_dependence_tester_1): Call
25405 free_conflict_function.
25406 (compute_self_dependence): Same.
25408 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25411 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25412 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25414 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25415 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25416 for DWARF2_UNWIND_INFO targets.
25418 2008-01-16 Richard Guenther <rguenther@suse.de>
25421 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25422 type qualifiers for function types.
25424 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25426 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25427 loop_iterator li from previous commit.
25429 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25431 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25433 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25435 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25436 (parallelize_loops): Don't parallelize irreducible components.
25438 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25441 * c-opts (c_common_post_options): Do not enable CPP
25442 flag_pedantic_errors by default.
25444 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25446 PR rtl-optimization/31944
25447 * cse.c (remove_pseudo_from_table): New function.
25448 (merge_equiv_classes): Use above function to remove pseudo-registers.
25449 (invalidate): Likewise.
25451 2008-01-13 Richard Guenther <rguenther@suse.de>
25453 PR middle-end/34601
25454 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25455 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25457 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25459 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25460 validate_change to unshare the source of the PC set.
25462 2008-01-12 Jan Hubicka <jh@suse.cz>
25464 PR middle-end/32135
25465 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25466 references above array bounds. This might trigger bounds checks for
25467 pointers to arrays.
25469 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25471 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25472 new_replaceable_dependencies.
25474 2008-01-12 Doug Kwan <dougkwan@google.com>
25476 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25477 instead of OPT_Wreturn_type in warning due to ignored return type
25479 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25480 options included in -Wextra.
25481 * c.opt: New option -Wignored_qualifiers.
25482 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25483 -Wignore_qualifiers.
25484 (-Wignored-qualifiers): Document.
25485 (-Wreturn-type): Remove description of functionality now handled
25486 by -Wignored-qualifiers.
25488 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
25491 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
25492 NOP_EXPR if it is between integral types with the same precision.
25494 2008-01-12 Jan Hubicka <jh@suse.cz>
25497 * invoke.texi (max-inline-recursive-depth): Fix default value.
25499 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
25501 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
25504 2008-01-11 Bob Wilson <bob.wilson@acm.org>
25506 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
25508 2008-01-11 James E. Wilson <wilson@specifix.com>
25511 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
25513 2008-01-11 Anatoly Sokolov <aesok@post.ru>
25515 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
25516 save/restore frame pointer register and don't use 'call-prologues'
25517 optimization in function with "OS_task" attribute.
25519 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
25521 PR middle-end/31309
25522 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
25523 when copying to memory.
25525 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
25527 PR rtl-optimization/30905
25528 * cfgcleanup.c: Include dce.h
25529 (crossjumps_occured): New global variable.
25530 (try_crossjump_bb): Exit loop after finding a fallthru edge.
25531 If something changed, set crossjumps_occured to true.
25532 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
25533 Don't add/remove fake edges to exit here...
25534 (cleanup_cfg): ...but do it here, when crossjumping.
25535 Run a fast DCE when successful crossjumps occured in the latest
25536 iteration of try_optimize_cfg.
25538 2008-01-11 Richard Guenther <rguenther@suse.de>
25540 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
25541 (struct vn_unary_op_s): Likewise.
25542 (vn_reference_insert): Free old reference on hash collision.
25544 2008-01-10 Raksit Ashok <raksit@google.com>
25546 PR rtl-optimization/27971
25547 * combine.c (find_split_point): Split PLUS expressions which are
25548 inside a MEM rtx, and whose first operand is complex.
25550 2008-01-10 DJ Delorie <dj@redhat.com>
25552 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
25553 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
25554 (m32c_hard_regno_ok): Call the underlying function.
25556 2008-01-10 Richard Guenther <rguenther@suse.de>
25558 PR middle-end/34683
25559 * tree-cfg.c (tree_merge_blocks): Do not go through the
25560 full-blown folding and stmt updating path if we just deal
25561 with virtual operands.
25562 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
25563 test for abnormal SSA_NAMEs.
25565 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
25567 PR middle-end/34641
25568 * reload.c (push_reload): Add assertions. All constants from
25569 reg_equiv_constant should have been used for replacing the respective
25571 (find_reloads_address): Invoke find_reloads_address_part for
25572 constant taken from the reg_equiv_constant array.
25574 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
25576 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
25577 field (valnum) the first in the struct. Replace bools with
25580 2008-01-10 Richard Guenther <rguenther@suse.de>
25582 PR tree-optimization/34651
25583 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
25584 types and ordering for masking and converting.
25586 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
25588 PR tree-optimization/34017
25589 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
25590 also for PHI_NODE expressions.
25592 2008-01-09 Jan Hubicka <jh@suse.cz>
25594 PR tree-optimization/34708
25595 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
25596 based on number of case labels.
25597 (init_inline_once): Remove switch_cost.
25598 * tree-inline.h (eni_weights_d): Remove switch_cost.
25600 2008-01-09 Richard Guenther <rguenther@suse.de>
25601 Andrew Pinski <andrew_pinski@playstation.sony.com>
25603 PR middle-end/30132
25604 * gimplify.c (gimplify_cond_expr): Do not create an addressable
25605 temporary if an rvalue is ok or an lvalue is not required.
25607 2008-01-09 Richard Guenther <rguenther@suse.de>
25609 PR middle-end/34458
25610 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
25611 adjust return type.
25613 2008-01-09 Richard Guenther <rguenther@suse.de>
25615 PR middle-end/34679
25616 * tree.c (host_integerp): Check for sizetype only if the
25617 type is an integer type.
25619 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
25622 * opts.c (decode_options): Disable inlining of functions called
25623 once if not in unit-at-a-time mode.
25625 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
25627 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
25629 2008-01-08 Richard Guenther <rguenther@suse.de>
25631 PR middle-end/31863
25632 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
25633 out early if the result will be unused.
25635 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25640 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25641 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25644 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
25646 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
25647 for vectorization tuned.
25649 2008-01-08 Richard Guenther <rguenther@suse.de>
25651 PR tree-optimization/34683
25652 * tree-ssa-operands.c (operand_build_cmp): Export.
25653 * tree-ssa-operands.h (operand_build_cmp): Declare.
25654 * tree-vn.c (vuses_compare): Remove.
25655 (sort_vuses): Use operand_build_cmp.
25656 (sort_vuses_heap): Likewise.
25657 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
25658 to re-use old VEC if available. Do not sort already sorted VUSEs.
25659 (vdefs_to_vec): Do not sort already sorted VDEFs.
25661 2008-01-08 Jakub Jelinek <jakub@redhat.com>
25663 PR middle-end/34694
25664 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
25666 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25669 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
25670 limitations of reciprocal sequences on x86 targets.
25672 2008-01-08 Richard Guenther <rguenther@suse.de>
25674 PR tree-optimization/34683
25675 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
25677 2008-01-07 Jakub Jelinek <jakub@redhat.com>
25680 * config/darwin.c (darwin_mergeable_string_section): Don't use
25681 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
25683 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
25686 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
25687 negxf2. Macroize expander using X87MODEF mode iterator. Change
25688 predicates of op0 and op1 to register_operand.
25689 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
25690 expander using X87MODEF mode iterator. Change predicates of
25691 op0 and op1 to register_operand.
25692 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
25693 corresponding patterns and macroize using MODEF macro. Change
25694 predicates of op0 and op1 to register_operand and remove
25695 "m" constraint. Disparage "r" alternative with "!".
25696 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
25697 macroize using X87MODEF macro. Change predicates of op0 and op1
25698 to register_operand and remove "m" constraint. Disparage "r"
25699 alternative with "!".
25700 (absneg splitter with memory operands): Remove.
25701 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
25702 patterns and macroize using X87MODEF mode iterator.
25703 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
25704 Change predicate of op1 to register_operand.
25705 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
25706 for memory operands.
25708 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
25710 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
25712 2008-01-07 Richard Guenther <rguenther@suse.de>
25714 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
25717 2008-01-07 Richard Guenther <rguenther@suse.de>
25719 PR tree-optimization/34683
25720 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
25721 VOPs of the needed size to save memory. Use VEC_quick_push
25722 to save compile-time.
25723 (vdefs_to_vec): Likewise.
25725 2008-01-07 Sa Liu <saliu@de.ibm.com>
25727 * config/spu/spu.md (divdf3): Genetate inline code for double
25728 division. The implementation doesn't handle INF or NAN, therefore it
25729 only applies when -ffinite-math-only is given.
25731 2008-01-06 Paolo Carlini <pcarlini@suse.de>
25734 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
25735 * doc/cpp.texi ([Common Predefined Macros]): Document.
25737 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
25739 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
25740 order to use commutative addition instead of subtraction.
25742 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25743 Mircea Namolaru <namolaru@il.ibm.com>
25744 Vladimir Yanovsky <yanov@il.ibm.com>
25745 Revital Eres <eres@il.ibm.com>
25747 PR tree-optimization/34263
25748 * tree-outof-ssa.c (process_single_block_loop_latch,
25749 contains_tree_r): New functions.
25750 (analyze_edges_for_bb): Call process_single_block_loop_latch
25751 function to empty single-basic-block latch block if possible.
25753 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25755 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25757 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
25759 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25761 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
25763 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25765 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
25767 2008-01-05 Jakub Jelinek <jakub@redhat.com>
25769 PR tree-optimization/34618
25770 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
25773 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25776 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
25777 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
25778 Update copyright year.
25780 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
25781 Update copyright year.
25782 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
25785 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
25787 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
25788 edge does not point to current bb before changing need_assert.
25790 2008-01-04 Richard Guenther <rguenther@suse.de>
25792 PR middle-end/34029
25793 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
25794 for verifying purposes if they are is_gimple_min_invariant.
25796 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
25798 PR tree-optimization/34448
25799 PR tree-optimization/34465
25800 * gimplify.c (gimplify_init_constructor): Add new parameter
25801 notify_temp_creation. Use it.
25802 (gimplify_modify_expr_rhs): Take volatiles into account when
25803 optimizing constructors.
25804 Do not optimize constructors if gimplify_init_constructor will dump to
25806 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
25807 * gcc.c-torture/compile/pr34448.c: New.
25809 2008-01-04 Jakub Jelinek <jakub@redhat.com>
25811 PR gcov-profile/34609
25812 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
25813 return_slot if result is TREE_ADDRESSABLE.
25815 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
25817 * config/mips/mips.md (sqrt_condition): Tweak comment.
25818 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
25820 2008-01-03 Tom Tromey <tromey@redhat.com>
25823 * c-common.c (c_type_hash): Handle VLAs.
25825 2008-01-03 Jan Hubicka <jh@suse.cz>
25827 PR tree-optimization/31081
25828 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
25829 0 when inlining and not inlining to first basic block.
25830 (remap_decl): When var is initialized to 0, don't set default_def.
25831 (expand_call_inline): Set entry_bb.
25832 * tree-inline.h (copy_body_data): Add entry_bb.
25834 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25837 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
25840 PR tree-optimization/29484
25841 * tree-inline.c (inline_forbidden_p_2): New function.
25842 (inline_forbidden_p): Disallow inlining if some static var
25843 has an address of a local LABEL_DECL in its initializer.
25844 * doc/extend.texi (Labels as Values): Document &&foo behaviour
25847 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
25849 PR tree-optimization/34635
25850 * tree-data-ref.c (add_other_self_distances): Make sure that the
25851 evolution step is constant.
25853 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25855 PR middle-end/34608
25856 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
25858 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
25860 * tree-sra.c (scalarize_init): Insert the generate_element_init
25861 statements after the generate_element_zero statements.
25863 2008-01-02 Richard Guenther <rguenther@suse.de>
25865 PR middle-end/34093
25866 PR middle-end/31976
25867 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
25868 for very large number of operands instead of ICEing.
25870 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
25873 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
25874 while stack probing.
25876 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
25878 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
25881 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
25883 PR libmudflap/26442
25884 * tree-mudflap.c (mx_register_decls): Guard warning by
25885 !DECL_ARTIFICIAL check.
25887 2008-01-01 Jakub Jelinek <jakub@redhat.com>
25889 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
25890 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
25891 sse5_perm<mode>): Fix constraints.