1 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
3 PR rtl-optimization/37769
4 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
6 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
8 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
11 2008-10-24 Joseph Myers <joseph@codesourcery.com>
13 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
14 (convert_for_assignment): Remove ic_argpass_nonproto cases.
16 2008-10-24 Jakub Jelinek <jakub@redhat.com>
18 PR tree-optimization/36038
19 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
20 add sizetype IV with initial value zero instead of pointer type.
22 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
25 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
27 * profile.c (is_edge_inconsistent): Likewise.
28 * fold-const.c (truth_value_p): Move from here...
29 * tree.h (truth_value_p): ... to here.
30 * c-tree.h (c_expr): Update description of original_code.
31 * c-typeck.c (parser_build_unary_op): Set original_code.
32 (parser_build_binary_op): Update call to warn_about_parentheses.
33 * c-common.c (warn_about_parentheses): Take two additional
34 arguments of the operands. Use a switch. Quote operators
35 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
36 Add warning about !x | y and !x & y.
37 * c-common.h (warn_about_parentheses): Update declaration.
39 2008-10-24 Jakub Jelinek <jakub@redhat.com>
41 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
42 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
43 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
45 (check-subtargets, check-%-subtargets, check-parallel-%): New
47 (check-%): For test targets listed in lang_checks_parallelized
48 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
49 run the testing in multiple make goals, possibly parallel, and
50 afterwards run dg-extract-results.sh to merge the sum and log files.
52 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
54 * config/mips/mips.c (mips_canonicalize_move_class): New function.
55 (mips_move_to_gpr_cost): Likewise.
56 (mips_move_from_gpr_cost): Likewise.
57 (mips_register_move_cost): Make more fine-grained.
59 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
61 * graphite.c (graphite_apply_transformations): Check for
63 * toplev.c (process_options): Add graphite_identity.
64 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
66 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
68 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
69 mulhisihl and mulhisihh builtins.
71 From Jie Zhang <jie.zhang@analog.com>
72 * config/bfin/bfin.md (composev2hi): Put operands into vector
75 2008-10-22 Chao-ying Fu <fu@mips.com>
77 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
79 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
81 From Mike Frysinger <michael.frysinger@analog.com>
82 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
83 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
84 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
85 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
86 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
87 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
88 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
89 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
90 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
91 __ADSPBF51x__ for all of them.
92 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
93 -mcpu bf512, bf514, bf516, and bf518.
94 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
95 bf512-none, bf514-none, bf516-none, and bf518-none.
96 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
97 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
98 * doc/invoke.texi (Blackfin Options): Document that
99 -mcpu now accepts bf512, bf514, bf516, and bf518.
101 2008-10-22 Jakub Jelinek <jakub@redhat.com>
104 * fold-const.c (build_range_type): For 1 .. signed_max
105 range call build_nonstandard_inter_type if signed_type_for
106 returned a type with bigger precision.
108 2008-10-22 Richard Guenther <rguenther@suse.de>
110 * tree.def (COMPLEX_TYPE): Constrain element type.
111 * tree.c (build_complex_type): Assert that.
112 * tree-ssa-structalias.c (could_have_pointers): Complex types
113 cannot have pointers.
115 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
118 * c-typeck.c (convert_for_assignment): Do not give declaration's
119 location for builtins. Spell out which type was expected and which
122 2008-10-22 Nick Clifton <nickc@redhat.com>
124 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
125 the fdpic register to be a target when running in fdpic mode.
127 2008-10-22 Rafael Espindola <espindola@google.com>
129 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
130 newly created statements.
132 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
135 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
136 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
137 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
139 2008-10-22 Jakub Jelinek <jakub@redhat.com>
142 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
143 Adjust -mcmodel=medium description for 2005-07-31 changes.
145 2008-10-22 Jan Hubicka <jh@suse.cz>
146 Jakub Jelinek <jakub@redhat.com>
149 * doc/invoke.texi: Remove references to obsoleted -d dumps.
151 2008-10-21 Richard Henderson <rth@redhat.com>
154 * emit-rtl.c (get_spill_slot_decl): Export.
155 * emit-rtl.h (get_spill_slot_decl): Declare.
156 * var-tracking.c (vt_add_function_parameters): Relax assertion
157 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
159 2008-10-21 Bob Wilson <bob.wilson@acm.org>
161 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
162 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
165 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
168 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
169 processed by get_maxval_strlen.
171 2008-10-21 David Edelsohn <edelsohn@gnu.org>
174 * tree.c (get_file_function_name): Copy first_global_object_name.
175 Centralize call to clean_symbol_name.
177 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
179 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
180 * config/svr4.h (SVR4_ASM_SPEC): New.
181 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
182 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
184 * doc/invoke.texi (Option Summary): Add -T to linker options.
185 (Link Options): Document -T.
187 2008-10-21 Jakub Jelinek <jakub@redhat.com>
189 * tree-inline.c (tree_inlinable_function_p): Remove tuples
192 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from
196 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
198 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
200 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
203 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
205 * doc/install.texi: Fix typos in previous patch.
207 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
209 * doc/install.texi: Document in-tree building of gcc and mpfr.
211 2008-10-19 Richard Guenther <rguenther@suse.de>
213 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
215 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
218 * c-decl.c (finish_enum): Convert non-integer enumerators to enum
220 (build_enumerator): Convert enumerators that fit in integer to
223 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
225 * config/i386/i386.md (unnamed peephole2): Do not force memory
226 operands of arith or logical instructions into registers for
227 non-TARGET_READ_MODIFY targets.
229 (ffs_cmove): Change operand 0 predicate to register_operand.
230 Change operand 1 predicate to nonimmediate_operand.
232 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
234 2008-10-18 Richard Guenther <rguenther@suse.de>
236 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
237 VIEW_CONVERT_EXPR case against invalid gimple.
239 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
241 * c-parser.c (c_parser_binary_expression): Silence the
242 uninitialized variable warning emitted for binary_loc.
244 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
246 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
249 2008-10-16 Joseph Myers <joseph@codesourcery.com>
252 * c-typeck.c (build_unary_op): Use omit_one_operand for
253 IMAGPART_EXPR of real argument.
255 2008-10-16 Jakub Jelinek <jakub@redhat.com>
257 PR tree-optimization/37664
258 * fold-const.c (fold_binary): When optimizing comparison with
259 highest or lowest type's value, don't consider TREE_OVERFLOW.
261 2008-10-16 David Edelsohn <edelsohn@gnu.org>
264 * Makefile.in (coverage.o): Depend on $(TM_P_H).
265 * coverage.c: Include tm_p.h.
266 * config/rs6000/x-aix (jc1): Override LDFLAGS.
267 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
268 dollar signs from PREFIX.
269 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
270 instead of manual strip_name_encoding.
272 2008-10-16 Richard Guenther <rguenther@suse.de>
275 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
276 volatile qualified functions or methods as relevant.
278 2008-10-16 Jakub Jelinek <jakub@redhat.com>
280 PR tree-optimization/37525
281 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
282 sizetype unsigned constants, both in the case of C and bounds.
284 2008-10-15 Jan Hubicka <jh@suse.cz>
286 * ira-emit.c (change_regs): Return false when replacing reg by
289 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
292 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
293 HARD_REGNO_CALL_PART_CLOBBERED.
295 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
298 * ira-lives.c (mark_early_clobbers): Remove.
299 (make_pseudo_conflict, check_and_make_def_use_conflicts,
300 check_and_make_def_conflicts,
301 make_early_clobber_and_input_conflicts,
302 mark_hard_reg_early_clobbers): New functions.
303 (process_bb_node_lives): Call
304 make_early_clobber_and_input_conflicts and
305 mark_hard_reg_early_clobbers. Make hard register inputs live again.
307 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
308 early clobbers of pseudo-registers.
310 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
313 * ira-build.c (ira_flattening): Recalculate
314 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
315 from the scratch instead of the propagation.
317 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
319 * doc/rtl.texi (const_double): Remove the "addr" operand.
320 Describe CONST_DOUBLE_* macros under const_double rather
322 (const_fixed): Fix the operand description.
323 (const): Add an @findex directive.
324 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
325 after the constant rtl table.
326 (fix): Combine floating-point and fixed-point descriptions.
328 * sched-deps.c (sched_analyze_2): Remove reference to
331 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
333 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
335 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
336 for UNSPEC_GOTSYM_OFFs.
337 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
338 (add_GOT_to_pic_reg): Use it.
339 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
341 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
342 Harsha Jagasia <harsha.jagasia@amd.com>
344 PR tree-optimization/37485
345 * graphite.c (gmp_cst_to_tree): Moved.
346 (iv_stack_entry_is_constant): New.
347 (iv_stack_entry_is_iv): New.
348 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
349 (loop_iv_stack_insert_constant): New.
350 (loop_iv_stack_pop): Use new datatpype.
351 (loop_iv_stack_get_iv): Same.
352 (loop_iv_stack_get_iv_from_name): Same.
353 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
354 (loop_iv_stack_patch_for_consts): New.
355 (loop_iv_stack_remove_constants): New.
356 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
357 (translate_clast): Call loop_iv_stack_patch_for_consts and
358 loop_iv_stack_remove_constants.
359 (gloog): Use new datatype. Redirect construction edge to end
360 block to avoid accidental deletion.
361 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
363 (union iv_stack_entry_data): New. Data in iv stack entry.
364 (struct iv_stack_entry): New. Datatype for iv stack entries.
366 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
368 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
369 * graphite.c (free_scop): Same.
371 (free_scattering): New.
372 (build_cloog_prog): Call free_scattering.
373 (patch_phis_for_virtual_defs): Fix memleak.
374 (graphite_trans_bb_strip_mine): Same.
377 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
378 Harsha Jagasia <harsha.jagasia@amd.com>
380 PR tree-optimization/37828
381 * graphite.c (graphite_trans_loop_block): Do not loop block
384 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
386 PR tree-optimization/37686
387 * tree-loop-linear.c (linear_transform_loops): Build a
388 loop nest vector. Pass it to lambda_compute_access_matrices.
389 * tree-data-ref.h (struct access_matrix): Store the loop nest
390 relative to which it encodes the information.
391 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
392 (am_vector_index_for_loop): Reimplemented: iterate over the
393 loop nest for finding the loop index in the access matrix.
394 (lambda_compute_access_matrices): Update declaration.
395 * lambda-code.c (build_access_matrix): Pass the loop nest and
397 (lambda_compute_access_matrices): Same.
399 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
401 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
402 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
403 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
404 already implies hard float. Also fix several insn condition
405 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
407 2008-10-15 David Edelsohn <edelsohn@gnu.org>
410 Based on patches by Laurent Vivier.
411 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
412 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
413 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
414 dollar sign to underscore.
415 (ASM_OUTPUT_EXTERNAL): Same.
416 (ASM_OUTPUT_LABELREF): New.
417 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
419 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
420 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
421 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
422 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
424 2008-10-15 Jakub Jelinek <jakub@redhat.com>
426 PR tree-optimization/36881
427 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
428 that each value doesn't need runtime relocations, for !flag_pic
429 check that each value is just a valid initializer constant.
431 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
433 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
434 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
435 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
436 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
438 (REG_CLASS_NAMES): Update accordingly.
439 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
440 rather than an unpredictable descriptive string.
441 * config/mips/mips.c (mips_register_move_cost): Remove comment.
442 (mips_register_move_cost): Check for specific COP*_REGS classes,
443 instead of ALL_COP_AND_GR_REGS.
444 (mips_ira_cover_classes): New function.
445 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
446 (TARGET_IRA_COVER_CLASSES): Define.
448 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
451 * tree.c (build_type_attribute_qual_variant): Hash on the
452 unqualified type, and don't overwrite an existing
453 (type_hash_eq): Make the TYPE_NAME of the types significant, to
454 allow distinguishing between wchar_t and its underlying type. This
455 also means that we'll retain a little more typedef information.
457 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
458 Dmitry Melnik <dm@ispras.ru>
459 Dmitry Zhurikhin <zhur@ispras.ru>
460 Alexander Monakov <amonakov@ispras.ru>
461 Maxim Kuvyrkov <maxim@codesourcery.com>
463 * target.h (struct gcc_target): Update prototypes of needs_block_p
465 * haifa-sched.c (create_check_block_twin): Update calls to the above.
466 * sel-sched.c (create_speculation_check): Likewise.
467 * doc/tm.texi: Provide documentation for new target hooks.
469 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
470 (ia64_gen_spec_insn): Removed.
471 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
472 ia64_gen_spec_check): New static functions.
473 (ia64_alloc_sched_context, ia64_init_sched_context,
474 ia64_set_sched_context, ia64_clear_sched_context,
475 ia64_free_sched_context, ia64_get_insn_spec_ds,
476 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
477 (ia64_needs_block_p): Change prototype.
478 (ia64_gen_check): Rename to ia64_gen_spec_check.
479 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
480 into declaration, add special memory dependencies handling.
481 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
482 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
483 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
484 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
485 Define new target hooks.
486 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
487 (ia64_optimization_options): Turn on selective scheduling with -O3,
488 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
489 with selective scheduling.
490 (ia64_override_options): Initialize align_loops and align_functions
491 to 32 and 64, respectively. Set global selective scheduling flags
492 according to target-dependent flags.
493 (rtx_needs_barrier): Support UNSPEC_LDS_A.
494 (group_barrier_needed): Use new mstop-bit-before-check flag.
496 (dfa_state_size): Make global.
497 (spec_check_no, max_uid): Remove.
498 (mem_ops_in_group, current_cycle): New variables.
499 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
500 Initialize new variables.
501 (is_load_p, record_memory_reference): New functions.
502 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
504 (ia64_variable_issue): Change use of current_sched_info to
505 sched_deps_info. Update comment. Note if a load or a store is issued.
506 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
507 advance if maximal number of loads or stores was issued on current
509 (scheduled_good_insn): New static helper function.
510 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
511 a group barrier is needed. Fix vertical spacing. Guard the code
512 doing state transition with last_scheduled_insn check.
513 Mark that a stop bit should be before current insn if there was a
514 cycle advance. Update current_cycle and mem_ops_in_group.
515 (ia64_h_i_d_extended): Change use of current_sched_info to
516 sched_deps_info. Reallocate stops_p by larger chunks.
517 (struct _ia64_sched_context): New structure.
518 (ia64_sched_context_t): New typedef.
519 (ia64_alloc_sched_context, ia64_init_sched_context,
520 ia64_set_sched_context, ia64_clear_sched_context,
521 ia64_free_sched_context): New static functions.
522 (gen_func_t): New typedef.
523 (get_spec_load_gen_function): New function.
524 (SPEC_GEN_EXTEND_OFFSET): Declare.
525 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
526 (get_mode_no_for_insn): Change the condition that prevents use of
527 special hardware registers so it can now handle pseudos.
528 (get_spec_unspec_code): New function.
529 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
530 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
531 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
532 during selective scheduling.
533 (ia64_speculate_insn): Use ds_get_speculation_types when
534 determining whether we need to change the pattern.
535 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
536 (ia64_spec_check_src_p): Support new speculation/check codes.
537 (struct bundle_state): New field.
538 (issue_nops_and_insn): Initialize it.
539 (insert_bundle_state): Minimize mid-bundle stop bits.
540 (important_for_bundling_p): New function.
541 (get_next_important_insn): Use important_for_bundling_p.
542 (bundling): When shifting TImode from unimportant insns, ignore
543 also group barriers. Assert that best state is found before
544 the backward bundling pass. Print number of mid-bundle stop bits.
545 Minimize mid-bundle stop bits. Check correct calculation of
546 mid-bundle stop bits.
547 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
548 (final_emit_insn_group_barriers): Emit stop bits before insns starting
550 (sel2_run): New variable.
551 (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
552 scheduling pass instead of schedule_ebbs.
554 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
555 (UNSPEC_LDS_A): New UNSPEC.
556 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
557 movti_internal, movsf_internal, movdf_internal,
558 movxf_internal): Make visible. Add speculable* attributes.
559 (output_c_nc): New mode attribute.
560 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
561 mov<mode>_nc, zero_extend<mode>di2_nc,
562 advanced_load_check_nc_<mode>): New insns.
563 (zero_extend*): Add speculable* attributes.
565 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
566 (msched-stop-bits-after-every-cycle): Likewise.
567 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
569 (msched-spec-verbose): Remove.
570 (msched-prefer-non-data-spec-insns,
571 msched-prefer-non-control-spec-insns,
572 msched-count-spec-in-critical-path,
573 msel-sched-dont-check-control-spec): Use Target Report Var
574 instead of Common Report Var.
576 * config/ia64/itanium2.md: Remove incorrect bypass.
578 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
580 2008-10-14 Jakub Jelinek <jakub@redhat.com>
583 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
586 2008-10-14 Ben Elliston <bje@au.ibm.com>
588 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
590 2008-10-13 Joseph Myers <joseph@codesourcery.com>
592 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
595 2008-10-13 Matthias Klose <doko@ubuntu.com>
597 * config/pa/linux-atomic.c: Work around missing header file
598 for hppa64-linux-gnu targets.
600 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
601 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
602 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
603 Grace Cao <grace_cao@playstation.sony.com>
605 * doc/invoke.texi (-mgen-cell-microcode): Document.
606 (-mwarn-cell-microcode): Document.
607 * cfglayout.c (locator_location): Export.
608 * rtl.h (locator_location): Define prototype.
609 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
611 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
612 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
613 (mwarn-cell-microcode): New option.
614 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
615 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
616 cell and not already set.
617 Turn off string instructions if not generating cell microcode.
618 (rs6000_final_prescan_insn): New function that warns about microcoded
620 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
621 * config/rs6000/rs6000.md
622 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
623 the instruction would have been microcoded on the Cell. Set cell_micro
624 to always on unnamed patterns for the string instructions.
625 (cell_micro): Update definition, remove load/store conditional
627 (sign_extend:DI): Define new pattern for non microcoded version.
628 (sign_extend:SI): Likewise.
629 (compare (div:P)): Set cell_micro to not.
630 (andsi3): Define as an expand.
631 (andsi3_mc): New pattern.
632 (andsi3_nomc): New pattern.
633 (andsi3_internal0_nomc): New pattern.
634 (andsi3_internal2): Rename to ...
635 (andsi3_internal2_mc): this and enable iff generating microcode.
636 (andsi3_internal3): Rename to ...
637 (andsi3_internal3_mc): this and enable iff generating microcode.
638 (andsi3_internal4): Enable iif generating microcode.
639 (andsi3_internal5): Rename to ..
640 (andsi3_internal5_mc): this and enable iff generating microcode.
641 (andsi3_internal5_nomc): New pattern.
642 (extzvdi_internal1): Enable iff generating microcode.
643 (extzvdi_internal2): Likewise.
644 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
645 (anddi3): Change to expand.
646 (anddi3_mc): Rename from anddi3.
647 (anddi3_no_mc): New pattern.
648 (anddi3_internal2): Rename to ..
649 (anddi3_internal2_mc): this and enable iff generating microcode.
650 (anddi3_internal2_nomc): New pattern.
651 (anddi3_internal3): Rename to ..
652 (anddi3_internal3_mc): this and enable iff generating microcode.
653 (anddi3_internal3_nomc): New pattern.
654 (movti_string): Set cell_micro to always if TARGET_STRING.
655 (stmsi8): Set cell_micro to always.
661 (stmsi8_power): Likewise.
662 (stmsi7_power): Likewise.
663 (stmsi6_power): Likewise.
664 (stmsi5_power): Likewise.
665 (stmsi4_power): Likewise.
666 (stmsi3_power): Likewise.
667 (movsi_update2): Enable iff generating microcode.
668 (movhi_update3): Likewise.
669 (lmw): Set cell_micro to always.
671 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
673 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
674 * config/s390/s390.c (machine_function): Remove
675 decomposed_literal_pool_addresses_ok_p.
676 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
677 the difference of two labels.
678 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
679 (s390_pool_offset): New function.
680 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
681 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
683 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
685 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
686 (powerpc*-*-linux-gnu*): Describe.
687 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
688 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
689 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
690 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
691 config/rs6000/e500crtres32gpr.asm,
692 config/rs6000/e500crtres64gpr.asm,
693 config/rs6000/e500crtres64gprctr.asm,
694 config/rs6000/e500crtrest32gpr.asm,
695 config/rs6000/e500crtrest64gpr.asm,
696 config/rs6000/e500crtresx32gpr.asm,
697 config/rs6000/e500crtresx64gpr.asm,
698 config/rs6000/e500crtsav32gpr.asm,
699 config/rs6000/e500crtsav64gpr.asm,
700 config/rs6000/e500crtsav64gprctr.asm,
701 config/rs6000/e500crtsavg32gpr.asm,
702 config/rs6000/e500crtsavg64gpr.asm,
703 config/rs6000/e500crtsavg64gprctr.asm: Use it.
704 * config/rs6000/crtsavres.asm: Really remove.
706 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
709 * c-format.c (convert_format_name_to_system_name): Use
710 TARGET_OVERRIDES_FORMAT_INIT.
711 * config.gcc (extra_options): Add for mingw targets mingw.opt.
712 * config/i386/mingw.opt: New.
713 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
714 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
715 (ms_printf_length_specs): Removed const specifier.
716 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
717 * doc/invoke.texi (Wno-pedantic-ms-format): New.
719 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
721 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
722 * doc/install.texi: Bump recommended MPFR to 2.3.2.
724 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
727 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
728 sure that ref has valid bb.
730 2008-10-12 Richard Henderson <rth@redhat.com>
733 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
734 * alias.c (value_addr_p, stack_addr_p): Remove.
735 (nonoverlapping_memrefs_p): Remove IRA special case.
736 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
737 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
738 * reload1.c (alter_reg): Use it.
740 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
742 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
743 of registers instead of eax, ebx, ecx and edx. Use for loop
744 and check register for non-zero value before the call
745 to decode_caches_intel.
747 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
749 PR rtl-optimization/37448
750 * df.h: (df_ref_class): New enum.
751 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
752 (struct df_ref): Replaced with union df_ref_d.
753 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
754 New members of df_ref_d union.
755 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
756 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
757 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
758 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
759 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
760 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
761 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
762 (df_scan_bb_info, df_bb_regno_first_def_find,
763 df_bb_regno_last_def_find, df_find_def, df_find_use,
764 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
765 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
766 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
767 df_get_artificial_defs, df_get_artificial_uses, union_defs)
768 Replaced struct df_ref * with df_ref.
769 * df-scan.c (df_collection_rec, df_null_ref_rec,
770 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
771 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
772 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
773 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
774 df_reorganize_refs_by_reg_by_reg,
775 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
776 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
777 df_sort_and_compress_refs, df_install_ref, df_install_refs,
778 df_ref_record, df_get_conditional_uses, df_get_call_refs,
779 df_bb_refs_record, df_exit_block_uses_collect,
780 df_record_exit_block_uses, df_reg_chain_mark,
781 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
782 df_ref * with df_ref.
783 (df_ref_record, df_uses_record, df_ref_create_structure): Added
784 df_ref_class parameter.
785 (df_scan_problem_data): Added new pools for different types of refs.
786 (df_scan_free_internal, df_scan_alloc, df_free_ref,
787 df_ref_create_structure): Processed new ref pools.
788 (df_scan_start_dump): Added counts of refs and insns.
789 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
790 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
791 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
792 code to pass df_ref_class down to ref creation functions.
793 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
794 df_reg_chain_mark): Use macros to hide references to df_refs.
795 (df_ref_chain_change_bb): Removed.
796 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
797 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
798 Enhanced to understand df_ref union structure.
799 * fwprop.c (local_ref_killed_between_p, use_killed_between,
800 all_uses_available_at, update_df, try_fwprop_subst,
801 forward_propagate_subreg, forward_propagate_and_simplify,
802 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
803 df_ref * with df_ref.
804 (use_killed_between, all_uses_available_at): Use macros to hide
805 references to df_refs.
806 * regstat.c (regstat_bb_compute_ri,
807 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
809 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
810 see_handle_relevant_refs, see_analyze_one_def,
811 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
812 struct df_ref * with df_ref.
813 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
814 global_conflicts): Replaced struct df_ref * with df_ref.
815 * ddg.c (create_ddg_dep_from_intra_loop_link,
816 add_cross_iteration_register_deps, build_inter_loop_deps):
817 Replaced struct df_ref * with df_ref.
818 (create_ddg_dep_from_intra_loop_link,
819 add_cross_iteration_register_deps): Use macros to hide references
821 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
822 df_ref * with df_ref.
823 * df-core.c (df_bb_regno_first_def_find,
824 df_bb_regno_last_def_find, df_find_def, df_find_use,
825 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
826 debug_df_ref): Replaced struct df_ref * with df_ref.
827 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
828 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
830 * web.c (union_defs, entry_register, replace_ref, web_main):
831 Replaced struct df_ref * with df_ref.
832 (union_defs, replace_ref): Use macros to hide references to df_refs.
833 * global.c (compute_regs_asm_clobbered, build_insn_chain):
834 Replaced struct df_ref * with df_ref.
835 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
836 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
837 Replaced struct df_ref * with df_ref.
838 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
839 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
841 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
842 * df-byte-scan.c (df_compute_accessed_bytes_extract,
843 df_compute_accessed_bytes_strict_low_part,
844 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
845 Replaced struct df_ref * with df_ref.
846 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
847 * init-regs.c (initialize_uninitialized_regs): Replaced struct
848 df_ref * with df_ref.
849 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
850 check_dependency, check_dependencies, record_uses): Replaced
851 struct df_ref * with df_ref.
852 (invariant_for_use, check_dependency): Use macros to hide
853 references to df_refs.
854 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
855 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
856 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
857 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
858 references to df_refs.
859 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
861 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
862 * df-problems.c (df_rd_bb_local_compute_process_def,
863 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
864 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
865 df_chain_remove_problem, df_chain_create_bb_process_use,
866 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
867 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
868 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
869 df_byte_lr_simulate_artificial_refs_at_top,
870 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
871 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
872 df_simulate_uses, df_simulate_artificial_refs_at_end,
873 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
875 (df_chain_dump): Use macros to hide references to df_refs.
876 * config/mips/mips.c (r10k_simplify_address): Replaced struct
877 df_ref * with df_ref.
878 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
879 mark_artificial_uses, mark_reg_dependencies,
880 byte_dce_process_block): Replaced struct df_ref * with df_ref.
882 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
884 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
886 (array_ref_element_size): Likewise.
887 (array_ref_low_bound): Likewise.
888 (array_ref_up_bound): Likewise.
889 * expr.c (contains_packed_reference): Likewise.
890 (array_ref_element_size): Likewise.
891 (array_ref_low_bound): Likewise.
892 (array_ref_up_bound): Likewise.
893 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
894 with ARRAY_RANGE_REF.
895 (idx_find_step): Likewise.
896 (idx_record_use): Likewise.
897 (strip_offset_1): Likewise.
898 (idx_remove_ssa_names): Likewise.
900 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
901 Andi Kleen <ak@linux.intel.com>
903 * config/i386/cpuid.h (__cpuid_count): New defines.
904 * config/i386/driver-i386.c (struct cache_desc): New structure.
905 (describe_cache): Use struct cache_desc to pass cache descriptions.
906 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
907 (detect_caches_amd): Use struct cache_desc to describe caches.
908 (decode_caches_intel): Use struct cache_desc to pass cache
909 descriptions. Update descriptions to match latest (rev -032,
910 December 2007) CPUID documentation. Do not check valid bit here.
911 Check for Xeon MP value 0x49 problems.
912 (detect_caches_cpuid2): New function, split from detect_caches_intel.
913 Check valid bit before calling decode_caches_intel. Detect number
914 of times to repeat CPUID instruction.
915 (detect_caches_cpuid4): New function.
916 (detect_caches_intel): Depending on max_level, call
917 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
918 only when other methods fail to provide valid L2 cache description.
920 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
923 * pa.md (call, call_value): Generate an rtx for register r4 and pass
924 it to PIC call patterns.
925 (call_symref_pic): Revise pattern to expose PIC register save. Remove
926 code generation and attributes from pattern. Change peephole2 to split
927 for noreturn case. Revise split pattern for non noreturn case.
928 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
929 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
930 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
933 2008-10-11 David Edelsohn <edelsohn@gnu.org>
935 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
936 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
938 (divdf3): Reformat long line.
940 2008-10-11 Michael J. Eager <eager@eagercon.com>
942 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
944 (rs6000_handle_option): Process -mfpu options.
945 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
946 (enum fpu_type_t): New.
947 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
948 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
950 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
951 (floatdidf2): Add TARGET_SINGLE_FPU condition.
952 * config/rs6000/rs6000.opt (-mfpu): New.
954 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
955 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
956 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
957 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
958 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
960 2008-10-11 Jakub Jelinek <jakub@redhat.com>
963 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
964 LO_SUM on Darwin if mode has just one unit.
966 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
969 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
970 has been optimized out.
972 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
974 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
975 instead of PIC_DIRECT_ADDR_P.
976 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
977 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
978 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
979 (PIC_OFFSET_P): Rename to...
980 (PCREL_SYMOFF_P): ...this.
981 (PIC_DIRECT_ADDR_P): Delete.
982 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
984 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
985 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
986 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
987 * config/sh/sh.c (print_operand): Remove CONST handling.
988 (unspec_caller_rtx_p): Rewrite to use split_const and check
989 the operands of UNSPEC bases.
990 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
991 with (unspec [A B] UNSPEC_SYMOFF).
992 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
994 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
995 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
996 (UNSPEC_EXTRACT_U16): Likewise.
997 (UNSPEC_SYMOFF): Likewise.
998 (UNSPEC_PCREL_SYMOFF): Likewise.
999 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
1001 (movsi_const_16bit): Likewise.
1002 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
1003 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
1004 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
1005 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
1006 with (unspec [A B] UNSPEC_SYMOFF).
1007 (symPLT_label2reg): Replace (minus A (minus B pc)) with
1008 (unspec [A B] PCREL_UNSPEC_SYMOFF).
1009 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
1010 (Csu): Likewise UNSPEC_EXTRACT_U16.
1011 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1012 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
1014 2008-10-10 Stepan Kasal <skasal@redhat.com>
1016 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
1017 for loop strip mining and loop blocking.
1019 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1021 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
1022 vary types depending on debug info.
1024 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1026 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
1027 before ensuring it's already computed.
1029 2008-10-09 Jakub Jelinek <jakub@redhat.com>
1031 * rtl.h (locator_eq): New decl.
1032 * cfglayout.c (locator_scope): New function.
1033 (insn_scope): Use it.
1034 (locator_eq): New function.
1035 (fixup_reorder_chain): Search for last insn in src bb
1036 that has locator set or first insn in dest bb. Use
1037 locator_eq instead of == to compare locators.
1038 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1039 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1040 == to compare locators.
1042 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1044 * gimple-low.c (lower_function_body, lower_gimple_return,
1045 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1046 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1047 goto_block on edges if goto_locus is known.
1050 * tree.h (get_object_alignment): Declare.
1051 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1052 get_object_alignment if needed.
1053 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
1055 (get_object_alignment): ... here. New function. Try harder to
1056 determine alignment from get_inner_reference returned offset.
1058 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1060 * graphite.c (gloog): Don't call find_unreachable_blocks
1061 before delte_unreachable_blocks.
1063 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1064 goto_locus of true_edge into RTL locator.
1066 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1068 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1069 (*jcc_btdi_mask_rex64): Ditto.
1071 (*jcc_btsi_mask): Ditto.
1072 (*jcc_btsi_1): Ditto.
1073 (*jcc_btsi_mask_1): Ditto.
1075 2008-10-08 Paul Brook <paul@codesourcery.com>
1077 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1078 compatible profiler (__gnu_mcount_nc).
1079 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1081 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1083 * config/i386/i386.c (initial_ix86_tune_features): Add
1084 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1085 * config/i386/i386.h (ix86_tune_indices): Likewise.
1086 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1088 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1089 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1090 for FP to FP splitters.
1092 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1094 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1097 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1101 PR rtl-optimization/37341
1102 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1103 to ORIG_BB, pass through ORIG_BB recursively.
1104 (cse_condition_code_reg): Adjust caller.
1106 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1108 * sdbout.c (sdbout_one_type): Treat the value type
1109 CONST_DECL for enumerals.
1111 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1113 * config/i386/i386.md: Remove trailing white spaces.
1115 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1117 PR rtl-optimization/37448
1118 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1119 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1121 (struct output_info) [count]: Renamed total_created and made
1123 (struct output_info) [size]: Renamed total_allocated and made
1125 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1126 Properly keep track of desc->size.
1127 (print_statistics, dump_alloc_pool_statistics): Enhance the
1128 printing of statistics to print the number of elements and to use
1131 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1134 * opts.h (CL_SAVE): Move up to flags range.
1135 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1136 CL_COMMON): Renumber.
1137 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1138 * opts.c (common_handle_option): Revert last change.
1140 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1142 * config/i386/i386-protos.h (ix86_schedule): New.
1144 * config/i386/i386.c (ix86_schedule): New.
1145 (override_options): Add schedule to processor_alias_table. Set
1146 ix86_schedule from the schedule field in processor_alias_table.
1147 (ix86_function_specific_save): Save ix86_schedule.
1148 (ix86_function_specific_restore): Restore ix86_schedule.
1150 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1151 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1154 * config/i386/i386.opt: Add schedule.
1156 * config/i386/ppro.md: Remove generic32.
1158 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1161 * expr.c (count_type_elements): Handle ERROR_MARK.
1163 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1168 * basic-block.h (struct edge_def): Add goto_block field.
1169 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1170 one insn with locus corresponding to edge's goto_locus if !optimize.
1171 * profile.c (branch_prob): Copy edge's goto_block.
1172 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1174 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1175 locator in between the merged basic blocks if !optimize and needed.
1176 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1177 goto_locus into RTL locator. For unconditional jump use that
1178 locator for the jump insn.
1179 (expand_gimple_cond): Convert goto_block and goto_locus into
1180 RTL locator for all remaining edges. For unconditional jump
1181 use that locator for the jump insn.
1182 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1183 there is more than one edge or insn locator along the forwarding
1184 edges and !optimize. If there is just one, set e->goto_locus.
1185 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1187 (move_block_to_fn): Adjust edge's goto_block.
1189 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1192 * expmed.c (expand_mult): Properly check DImode constant in
1195 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1198 * dwarf2out.c (common_block_die_table): New variable.
1199 (common_block_die_table_hash, common_block_die_table_eq): New
1201 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1202 COMMON block in the current scope rather than globally. Optimize
1203 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1204 DW_OP_addr SYMBOL_REF+off.
1206 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1208 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1209 Return true for non-addressable GIMPLE operands.
1211 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1214 * config/i386/i386.c (initial_ix86_tune_features): Remove
1215 X86_TUNE_USE_BIT_TEST.
1216 * config/i386/i386.h (ix86_tune_indices): Likewise.
1217 (TARGET_USE_BIT_TEST): Removed.
1219 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1221 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1223 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1225 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1226 (mul<mode>3_mul3): ... into this new template.
1228 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1230 * gimplify.c (gimplify_arg): Add location argument. Use it.
1231 (gimplify_call_expr): Pass location to gimplify_arg.
1232 (gimplify_modify_expr_to_memcpy): Same.
1233 (gimplify_modify_expr_to_memset): Same.
1235 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1237 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1238 Update calls to build_unary_op and build_indirect_ref for location
1241 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1244 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1245 * c-typeck.c (array_to_pointer_conversion): Pass location to
1247 (function_to_pointer_conversion): Use error_at and warning_at.
1248 (build_indirect_ref): Same.
1249 (build_array_ref): Pass location to build_binary_op.
1250 (parser_build_unary_op): Do not set location after calling
1252 (build_unary_op): Add location argument. Use it throughout. Set
1253 EXPR_LOCATION before returning new tree.
1254 (build_modify_expr): Same.
1255 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1257 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1258 build_indirect_ref, build_modify_expr.
1259 (c_finish_omp_for): Same. Use error_at instead of error.
1260 * c-common.c (c_common_truthvalue_conversion): Pass location to
1262 (warn_for_div_by_zero): Add location argument.
1263 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1264 build_unary_op, warn_for_div_by_zero.
1265 * c-parser.c (c_parser_typeof_specifier): Use
1266 protected_set_expr_location.
1267 (c_parser_statement_after_labels): Same.
1268 (c_parser_condition): Same.
1269 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1270 (c_parser_conditional_expression): Use protected_set_expr_location.
1271 (c_parser_unary_expression): Pass location to build_indirect_ref.
1272 (c_parser_postfix_expression_after_primary): Pass location to
1273 build_indirect_ref, build_unary_op.
1274 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1276 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1278 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1279 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1280 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1282 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1283 (mips_issue_rate): Handle PROCESSOR_R10000.
1284 * config/mips/mips.md (cpu): Add r10000.
1286 * config/mips/10000.md: New file.
1288 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1290 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1291 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1292 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1294 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1296 * config/darwin-protos.h (machopic_function_base_name): Delete.
1297 (machopic_function_base_sym): Likewise.
1298 (machopic_gen_offset): Declare.
1299 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1300 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1301 * config/darwin.c (machopic_function_base_name): Delete.
1302 (machopic_function_base_sym): Likewise.
1303 (gen_pic_offset): Rename to...
1304 (machopic_gen_offset): ...this and remove the pic_base argument.
1305 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1306 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1307 crtl->uses_pic_offset_table.
1308 (machopic_indirect_data_reference): Use new machopic_gen_offset
1310 (machopic_legitimize_pic_address): Likewise.
1311 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1313 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1314 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1315 * config/i386/i386.c (output_set_got): Likewise.
1316 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1318 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1319 (legitimate_address_p): Likewise.
1320 (output_pic_addr_const): Likewise.
1321 (output_addr_const_extra): Likewise.
1322 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1323 match an UNSPEC rather than a MINUS.
1324 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1325 (builtin_setjmp_receiver): Use machopic_gen_offset.
1326 * config/i386/predicates.md (pic_symbolic_operand): Handle
1327 UNSPEC_MACHOPIC_OFFSET.
1329 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1330 Use machopic_gen_offset and machopic_operand_p.
1331 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1332 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1333 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1334 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1335 Set crtl->uses_pic_offset_table.
1337 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1339 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1341 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1342 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1343 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1344 (constant_pool_expr_p): Use split_const and check the base.
1345 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1347 (legitimate_constant_pool_address_p): Check toc_relative_p
1348 instead of constant_pool_expr_p.
1349 (print_operand_address): Always use output_addr_const for
1350 constant pool addresses.
1351 (rs6000_output_addr_const_extra): New function.
1352 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1354 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1358 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1359 (mark_ref_live, mark_ref_dead): Use them.
1360 (def_conflicts_with_inputs_p): Remove.
1361 (mark_early_clobbers): New function.
1362 (process_bb_node_lives): Call preprocess_constraints and
1363 mark_early_clobbers.
1365 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1367 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1369 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1370 lib with -mthread switch.
1372 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1375 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1376 function in two, making it call a new and reusable
1377 dwarf2out_imported_module_or_decl() that takes the containing
1378 BLOCK of the declaration in argument.
1379 (dwarf2out_imported_module_or_decl_real): New function.
1380 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1381 IMPORTED_DECL in account.
1382 * tree.def: Added IMPORTED_DECL node type.
1383 * tree.h: Added accessors for IMPORTED_DECL nodes.
1384 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1386 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1388 * doc/gimple.texi: Fix some typos, wrap some long lines,
1389 fix some broken wraps with continuations.
1390 * tree-ssa-reassoc.c: Fix comment typos.
1392 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1395 * pa.c (legitimize_pic_address): Force function labels to memory in
1398 2008-10-04 Anton Blanchard <anton@samba.org>
1400 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1401 (rs6000_split_atomic_op): Same.
1402 (rs6000_split_compare_and_swap): Same.
1403 (rs6000_split_compare_and_swapqhi): Same.
1405 2008-10-04 Richard Guenther <rguenther@suse.de>
1407 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1408 instead of pointer equality.
1409 (vn_nary_op_eq): Likewise.
1411 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1413 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1415 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1416 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1418 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1420 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1421 Revert previous change.
1423 2008-10-03 Tom Tromey <tromey@redhat.com>
1425 * stringpool.c (ggc_alloc_string): Terminate string.
1427 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1429 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1430 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1431 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1434 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1437 2008-10-03 Pascal Obry <obry@adacore.com>
1439 * gcov.c (create_file_names): Properly handle UNIX and DOS
1440 directory separators.
1441 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1442 separator to '~' to ensure clean filenames on Windows.
1444 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1446 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1447 Add a null terminator to the stripped name.
1449 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1451 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1452 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1453 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1454 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1455 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1456 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1457 TARGET_SINGLE_FLOAT.
1459 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1461 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1463 2008-10-02 Richard Guenther <rguenther@suse.de>
1466 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
1467 and VECTOR_TYPE recurse with useless_type_conversion_p which
1468 properly handles void pointer conversion.
1470 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1473 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
1474 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
1476 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1478 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1479 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
1480 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
1481 they translate to non builtins.
1482 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
1483 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
1484 __builtin_vec_promote, __builtin_vec_extract, and
1485 __builtin_vec_insert.
1486 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
1487 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
1488 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
1489 * config/rs6000/altivec.h (vec_extract): Define
1490 (vec_insert): Define.
1491 (vec_splats): Define.
1492 (vec_promote): Define.
1494 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1495 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
1496 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1498 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
1500 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
1501 prototype. Add new parameter, blk.
1502 Use BLKmode for the MEM if blk is true.
1503 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
1504 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
1505 ALTIVEC_BUILTIN_STVRXL.
1506 Update usage of altivec_expand_lv_builtin.
1507 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
1508 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
1509 (altivec_init_builtins): If compiling for the Cell, also define the
1511 * config/rs6000/rs6000.h (rs6000_builtins): Define
1512 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
1513 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
1514 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
1515 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
1516 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
1517 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
1518 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
1519 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
1520 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
1521 UNSPEC_STVRX, and UNSPEC_STVRXL.
1522 (altivec_lvlx): New pattern.
1523 (altivec_lvlxl): New pattern.
1524 (altivec_lvrx): New pattern.
1525 (altivec_lvrxl): New pattern.
1526 (altivec_stvlx): New pattern.
1527 (altivec_stvlxl): New pattern.
1528 (altivec_stvrx): New pattern.
1529 (altivec_stvrxl): New pattern.
1530 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
1531 (vec_lvlxl): Likewise.
1532 (vec_lvrx): Define if PPU is defined.
1533 (vec_lvrxl): Likewise.
1534 (vec_stvlx): Define if PPU is defined.
1535 (vec_stvlxl): Likewise.
1536 (vec_stvrx): Define if PPU is defined.
1537 (vec_stvrxl): Likewise.
1539 2008-10-01 Geert Bosch <bosch@adacore.com>
1541 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
1543 2008-10-01 Richard Guenther <rguenther@suse.de>
1545 PR tree-optimization/37617
1546 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
1547 do not add to the NEW_SETS.
1549 2008-10-01 Richard Guenther <rguenther@suse.de>
1552 * tree-vrp.c (execute_vrp): If we optimized away the default
1553 case make sure to promote the label that got in place of it
1554 to a default case label.
1556 2008-10-01 Richard Henderson <rth@redhat.com>
1559 * tree-complex.c (set_component_ssa_name): Don't optimize
1560 is_gimple_min_invariant values with ssa_names in abnormal phis.
1562 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1564 PR tree-optimization/37662
1565 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
1566 commutative binary operation if they are in the wrong order and
1567 fold_build2 produces non-GIMPLE.
1569 2008-09-30 Jakub Jelinek <jakub@redhat.com>
1571 PR tree-optimization/37662
1572 PR tree-optimization/37663
1573 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
1574 get_value_range with non-SSA_NAME. Don't assert operands have been
1575 folded, instead just bail out.
1577 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1579 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
1581 2008-09-30 Richard Guenther <rguenther@suse.de>
1584 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
1585 build restrict-qualified pointers.
1586 (vectorizable_store): Move alias check later.
1587 (vectorizable_load): Likewise.
1589 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1591 * c-common.c (empty_if_body_warning): Remove.
1592 * c-common.h (empty_if_body_warning): Remove.
1593 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
1594 here the -Wempty-body warning for `if' and `else' statements.
1595 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
1597 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
1599 * config/i386/i386.opt: Add msse2avx.
1601 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
1602 * config/i386/linux64.h (ASM_SPEC): Likewise.
1604 * doc/invoke.texi: Document -msse2avx.
1606 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1608 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
1610 2008-09-29 Joseph Myers <joseph@codesourcery.com>
1612 * ifcvt.c (noce_emit_store_flag): If using condition from original
1613 jump, reverse it if if_info->cond was reversed.
1615 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1617 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1618 non-constant memory if it cannot be forced to constant memory.
1619 Overhaul surrounding code and factor out common condition.
1621 2008-09-29 Jeff Law <law@redhat.com>
1623 * reload1.c (alter_reg): Add missing curly braces.
1625 2008-09-29 Michael J. Eager <eager@eagercon.com>
1627 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1629 * config/rs6000/rs6000.c (rs6000_override_options): Move
1630 rs6000_init_hard_regno_mode_ok after all options changed.
1631 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1632 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1633 -msimple-fpu flags. Add warning messages if single FP not configured.
1634 (rs6000_file_start): Output gnu_attribute for single-float.
1635 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1636 (rs6000_legitimize_address): Likewise.
1637 (rs6000_legitimize_reload_address): Likewise.
1638 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1639 TARGET_SINGLE_FLOAT.
1640 (function_arg_advance): Likewise (partial conversion).
1641 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1642 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1643 TARGET_SINGLE_FLOAT.
1644 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1645 (rs6000_emit_prologue): Likewise.
1646 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1647 TARGET_SINGLE_FLOAT.
1648 (rs6000_libcall_value): Likewise.
1649 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1650 (TARGET_DOUBLE_FLOAT): New default to 1
1651 (TARGET_SIMPLE_FPU): New default to 0
1652 (TARGET_SINGLE_FPU): New default to 0
1653 (TARGET_SINGLE_FLOAT_MODE): New.
1654 (TARGET_DOUBLE_FLOAT_MODE): New.
1655 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1656 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1658 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1659 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1660 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1661 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1662 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1663 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1664 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1665 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1666 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1667 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1668 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1669 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1670 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1671 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1672 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1673 cmptf_internal1, *cmptf_internal2): Condition on
1674 TARGET_DOUBLE_FLOAT.
1675 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1676 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1677 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1678 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1679 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1680 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1681 TARGET_SINGLE_FLOAT.
1682 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1683 * config/rs6000/rs6000.opt (-msingle-float): New.
1684 (-mdouble-float): New.
1685 (-msimple-fpu): New.
1686 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1687 -msingle-float, -mdouble-float, -msimple-fpu options.
1688 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1689 _SOFT_DOUBLE for -msingle-float.
1690 * config.gcc: New config for target=powerpc-xilinx-eabi.
1692 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
1694 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
1695 have exit and entry.
1696 (new_scop): Take entry and exit edge to define new SCoP.
1697 (sd_region_p): New structure used during SCoP detection.
1698 (move_scops): Delete.
1699 (move_sd_regions): New.
1700 (scopdet_info): Change the definition from edges back to basic_blocks.
1701 (scopdet_edge_info): Work on basic_blocks and rename to
1702 scopdet_basic_block_info.
1703 (split_difficult_bb): At the moment removed. We should later
1704 add it at another place.
1705 (build_scops_1): Work on basic_blocks.
1706 (bb_in_sd_region): New.
1707 (find_single_entry_edge): New.
1708 (find_single_exit_edge): New.
1709 (create_single_entry_edge): New.
1710 (sd_region_without_exit): New.
1711 (create_single_exit_edge): New.
1712 (unmark_exit_edges): New.
1713 (mark_exit_edges): New.
1714 (create_sese_edges): New.
1715 (build_graphite_scops): New.
1716 (build_scops): Make SCoPs SESE.
1717 (limit_scops): Use the new functions.
1719 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
1721 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
1723 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1726 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
1727 address to a register before taking the lower part.
1729 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
1731 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
1734 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1735 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
1738 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
1739 the newly created variable.
1740 Create a VECTOR_CST of all 1s for vector types.
1742 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1745 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
1747 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1749 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
1750 order to convert between modes.
1751 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
1753 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
1755 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
1758 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
1761 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1765 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
1767 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
1768 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
1769 them to yield false with MIPS16.
1771 2008-09-26 Jakub Jelinek <jakub@redhat.com>
1774 * dwarf2out.c (tls_mem_loc_descriptor): New function.
1775 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
1776 mem_loc_descriptor failed. Accept UNSPEC.
1777 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
1778 fail if one of the loc_descriptor calls for pieces failed.
1779 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
1780 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
1781 if loc_descriptor_from_tree_1 on offset failed.
1784 * opts.c (common_handle_option): Don't call print_specific_help with
1785 CL_SAVE as first argument.
1787 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
1788 Steve Ellcey <sje@cup.hp.com>
1790 * configure: Regenerate for new libtool.
1791 * aclocal.m4: Ditto.
1793 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
1795 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
1796 alias set on MEM when saving stack pointer.
1797 * config/rs6000/rs6000.md (allocate_stack): Likewise
1799 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
1801 PR tree-optimization/37574
1802 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
1803 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
1804 instead of vector_type for constants. Take computation out of loop.
1805 (vect_get_vec_def_for_operand): Use only vectype for constant case,
1806 and use only vector_type for invariant case.
1807 (get_initial_def_for_reduction): Use vectype instead of vector_type.
1809 2008-09-25 Jakub Jelinek <jakub@redhat.com>
1812 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
1813 the decl is a VAR_DECL or FUNCTION_DECL.
1815 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1818 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1819 (mark_ref_live, mark_ref_dead): Use them.
1820 (def_conflicts_with_inputs_p): Remove.
1821 (mark_early_clobbers): New function.
1822 (process_bb_node_lives): Call preprocess_constraints and
1823 mark_early_clobbers.
1825 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
1827 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1830 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
1831 (ira_compress_allocno_live_ranges): New prototype.
1833 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
1834 (coalesced_allocnos_living_at_program_points): New.
1835 (coalesced_allocnos_live_at_points_p,
1836 set_coalesced_allocnos_live_points): New functions.
1837 (coalesce_spill_slots): Rewrite.
1839 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
1840 ira_compress_allocno_live_ranges): New functions.
1842 * ira-build.c (ira_flattening): Call
1843 ira_compress_allocno_live_ranges.
1846 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
1848 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
1851 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
1853 * combine.c (make_compound_operation): Handle the 'E' format.
1854 (count_rtxs): Likewise.
1855 (update_table_tick): Likewise.
1856 (get_last_value_validate): Likewise.
1858 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
1860 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
1862 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
1864 * matrix-reorg.c (transform_allocation_sites): Initializers
1865 added to avoid the warning.
1867 2008-09-25 Martin Jambor <mjambor@suse.cz>
1869 * cgraph.c (free_nodes): New variable.
1870 (NEXT_FREE_NODE): New macro.
1871 (cgraph_create_node): Reuse nodes from the free list. Do not
1872 update uid if doing so.
1873 (cgraph_remove_node): Add the node to the free list.
1875 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
1877 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1879 2008-09-24 Richard Henderson <rth@redhat.com>
1881 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
1882 * unwind-dw2.c (execute_stack_op): Handle it.
1884 2008-09-24 David Edelsohn <edelsohn@gnu.org>
1887 2008-09-24 Michael J. Eager <eager@eagercon.com>
1889 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
1891 * c-common.c (fname_decl): New location argument.
1892 * c-common.h (fname_decl): Same.
1893 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
1895 (c_parser_typeof_specifier): Same.
1896 (c_parser_parms_list_declarator): Same.
1897 (c_parser_asm_string_literal): Same.
1898 (c_parser_compound_statement_nostart): Same.
1899 (c_parser_label): Same.
1900 (c_parser_do_statement): Same.
1901 (c_parser_asm_statement): Same.
1902 (c_parser_unary_expression): Same.
1903 (c_parser_sizeof_expression): Same.
1904 (c_parser_postfix_expression): Same.
1905 (c_parser_pragma): Same.
1906 (c_parser_omp_clause_collapse): Same.
1907 (c_parser_omp_clause_num_threads): Same.
1908 (c_parser_omp_clause_schedule): Same.
1909 (c_parser_omp_all_clauses): Same.
1910 (c_parser_omp_sections_scope): Same.
1911 (c_parser_omp_for_loop): Same. Pass condition's location to
1912 c_objc_common_truthvalue_conversion.
1913 (c_parser_enum_specifier): Remove comment.
1915 2008-09-24 Michael J. Eager <eager@eagercon.com>
1917 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1919 * config/rs6000/rs6000.c (rs6000_override_options): Move
1920 rs6000_init_hard_regno_mode_ok after all options changed.
1921 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1922 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1923 -msimple-fpu flags. Add warning messages if single FP not configured.
1924 (rs6000_file_start): Output gnu_attribute for single-float.
1925 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1926 (rs6000_legitimize_address): Likewise.
1927 (rs6000_legitimize_reload_address): Likewise.
1928 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1929 TARGET_SINGLE_FLOAT.
1930 (function_arg_advance): Likewise.
1931 (function_arg): Likewise.
1932 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1933 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1934 TARGET_SINGLE_FLOAT.
1935 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1936 (rs6000_emit_prologue): Likewise.
1937 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1938 TARGET_SINGLE_FLOAT.
1939 (rs6000_libcall_value): Likewise.
1940 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1941 (TARGET_DOUBLE_FLOAT): New default to 1
1942 (TARGET_SIMPLE_FPU): New default to 0
1943 (TARGET_SINGLE_FPU): New default to 0
1944 (TARGET_SINGLE_FLOAT_MODE): New.
1945 (TARGET_DOUBLE_FLOAT_MODE): New.
1946 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1947 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1949 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1950 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1951 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1952 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1953 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1954 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1955 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1956 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1957 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1958 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1959 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1960 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1961 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1962 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1963 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1964 cmptf_internal1, *cmptf_internal2): Condition on
1965 TARGET_DOUBLE_FLOAT.
1966 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1967 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1968 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1969 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1970 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1971 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1972 TARGET_SINGLE_FLOAT.
1973 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1974 * config/rs6000/rs6000.opt (-msingle-float): New.
1975 (-mdouble-float): New.
1976 (-msimple-fpu): New.
1977 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1978 -msingle-float, -mdouble-float, -msimple-fpu options.
1979 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1980 _SOFT_DOUBLE for -msingle-float.
1981 * config.gcc: New config for target=powerpc-xilinx-eabi.
1983 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1985 * config/sparc/constraints.md: New file.
1986 * config/sparc/sparc.md: Include it.
1987 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
1988 (sparc_extra_constraint_check): Delete.
1989 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
1990 (memory_ok_for_ldd): New predicate.
1991 (sparc_extra_constraint_check): Delete.
1992 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
1993 (CONST_OK_FOR_LETTER_P): Likewise.
1994 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1995 (EXTRA_CONSTRAINT): Likewise.
1997 2008-08-23 Steve Ellcey <sje@cup.hp.com>
1999 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
2001 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2003 * alias.c (find_base_value): Use FIND_BASE_TERM.
2004 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
2006 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2008 * config/i386/i386.c: Include cselib.h.
2009 (ix86_pic_register_p): New function.
2010 (ix86_delegitimize_address): Use it to check for the PIC register.
2012 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2014 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
2015 * config/i386/i386.c (ix86_find_base_term): Don't check for
2016 SYMBOL_REF and LABEL_REF.
2018 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2020 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
2021 constant PLUS in a CONST.
2023 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
2025 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
2026 check for sibcall support for w64.
2028 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2030 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2032 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
2034 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
2035 parser_build_binary_op.
2036 * c-decl.c (build_enumerator): Pass location to build_binary_op.
2037 * c-typeck.c (build_array_ref): Same.
2038 (parser_build_unary_op): New location argument.
2039 (pointer_diff): Pass location to build_binary_op,
2040 c_objc_common_truthvalue_conversion.
2041 (build_modify_expr): Same.
2042 (build_unary_op): New location argument.
2043 (build_binary_op): New location argument.
2044 (c_objc_common_truthvalue_conversion): Pass location to
2045 c_*common_truthvalue_conversion.
2046 * c-convert.c (convert): Same.
2047 * c-common.c (binary_op_error): New location argument.
2048 (pointer_int_sum): Pass location to build_binary_op.
2049 (c_common_truthvalue_conversion): New location argument.
2050 (warn_for_sign_compare): Same.
2051 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2052 binary_op_error, build_binary_op, warn_for_sign_compare.
2053 * c-parser.c (c_parser_condition): Pass location to
2054 c_*common_truthvalue_conversion.
2055 (c_parser_conditional_expression): Save condition's location and pass
2057 (c_parser_binary_expression): Same, but for the binary operator's
2059 (c_parser_omp_for_loop): Pass location to
2060 c_objc_common_truthvalue_conversion.
2062 2008-09-23 Martin Jambor <mjambor@suse.cz>
2064 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2065 (cgraph_node_remove_callees): New temporary f. Hold the next item
2067 (cgraph_node_remove_callers): Likewise.
2069 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2070 (ipa_node_removal_hook): Likewise.
2072 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2073 gimple_call_copy_skip_args and moved to the gimple_call section.
2074 * gimple.c (gimple_copy_call_skip_args): Renamed to
2075 gimple_call_copy_skip_args. Changed al users.
2077 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2079 * ira-color.c (start_allocno_priorities): Rename to
2080 setup_allocno_priorities. Use costs and
2081 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2082 range lengths. Get rid off doubles.
2083 (ira_fast_allocations): Call start_allocno_priorities.
2085 2008-09-22 David Daney <ddaney@avtrex.com>
2088 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2089 register if TARGET_LONG_CALLS.
2091 2008-09-22 Richard Guenther <rguenther@suse.de>
2093 PR tree-optimization/37145
2094 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2095 value-numbering union accesses with their offset and size only.
2096 (visit_reference_op_load): Fix simplification of inserted conversions.
2097 * tree-ssa-pre.c (find_or_generate_expression): Do not
2098 recursively generate expressions if running FRE.
2100 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2102 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2103 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2106 2008-09-22 Richard Guenther <rguenther@suse.de>
2108 PR tree-optimization/37145
2109 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2110 (phi_translate_1): Constant fold references.
2112 2008-09-22 Ira Rosen <irar@il.ibm.com>
2114 PR tree-optimization/37482
2115 * tree-vectorizer.h (struct _slp_instance): Add new field.
2116 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2117 (get_earlier_stmt): New function.
2118 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2120 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2121 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2122 asserts that GSI points to the scalar statement being vectorized.
2123 Set new statement location according to GSI.
2124 (vect_schedule_slp_instance): Use GSI of
2125 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2127 2008-09-21 Jan Hubicka <jh@suse.cz>
2129 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2130 (ipcp_insert_stage): Update dead_nodes bitmap.
2132 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2135 * config/i386/t-cygming (SHLIB_LC): Remove.
2136 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2137 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2139 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2143 * final.c (mark_symbol_ref_as_used): New helper function.
2144 (output_operand): Instead of just looking inside MEMs for
2145 SYMBOL_REFs, use new helper function and for_each_rtx.
2146 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2147 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2148 Make head comment more general.
2149 * config/darwin.c (machopic_output_indirection): Handle weak
2150 references here, like in assemble_external.
2152 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2154 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2155 (sparc_emit_float_lib_cmp): Change return type.
2156 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2157 (gen_compare_operator): New function.
2158 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2159 the comparison sequence. Minor tweaks.
2160 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2161 that the final operator and the result of sparc_emit_float_lib_cmp
2162 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2163 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2164 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2165 result of sparc_emit_float_lib_cmp match for software TFmode.
2166 (movqicc, movhicc, movsicc, movdicc): Merge into...
2167 (mov<I:mode>cc): ...this.
2168 (movsfcc, movdfcc, movtfcc): Merge into...
2169 (mov<F:mode>cc): ...this.
2170 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2172 (mov<I:mode>_cc_v9): ...this.
2173 (movdi_cc_sp64_trunc): Delete.
2174 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2175 movdi_cc_reg_sp64): Merge into...
2176 (mov<I:mode>_cc_reg_sp64): ...this.
2177 (movsf_cc_sp64): Rename into...
2178 (movsf_cc_v9): ...this.
2179 (movdf_cc_sp64): Rename into...
2180 (movdf_cc_v9): ...this.
2181 (movtf_cc_hq_sp64): Rename into...
2182 (movtf_cc_hq_v9): ...this.
2183 (movtf_cc_sp64): Rename into...
2184 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2186 2008-09-21 Diego Novillo <dnovillo@google.com>
2188 * doc/gccint.texi: Include generic.texi and gimple.texi.
2190 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2191 (GIMPLE): Move to gimple.texi.
2192 (Annotations): Remove references to to stmt_ann_t and
2194 (SSA Operands): Rename from 'Statement Operands'.
2195 * doc/generic.texi: New.
2196 * doc/gimple.texi: New.
2197 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2198 * Makefile.in (TEXI_GCCINT_FILES):
2199 * gimple.c (gimple_copy_call_skip_args): Rename from
2200 giple_copy_call_skip_args. Update all users.
2201 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2203 2008-09-21 Ira Rosen <irar@il.ibm.com>
2205 PR tree-optimization/37539
2206 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2207 statement in related statement field only for the first load of the
2208 group of loads with the same data reference.
2210 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2212 * config/mips/mips.h (TUNE_OCTEON): New macro.
2213 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2214 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2215 * config/mips/octeon.md: New file.
2216 * config/mips/mips.md: Include octeon.md. Restore
2217 semi-alphabetical order of include files.
2219 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2222 * config/i386/i386.md (*jcc_fused_1): Removed.
2223 (*jcc_fused_2): Likewise.
2224 (*jcc_fused_3): Likewise.
2225 (*jcc_fused_4): Likewise.
2227 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2229 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2230 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2231 * target.h (gcc_target): Add ira_cover_classes.
2232 * ira.c: Remove IRA_COVER_CLASSES guards.
2233 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2234 instead of IRA_COVER_CLASSES.
2235 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2236 (setup_class_translate): Likewise.
2237 (setup_reg_class_intersect_union): Likewise.
2238 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2239 test of targetm.ira_cover_classes.
2240 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2241 of IRA_COVER_CLASSES.
2242 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2243 (TARGET_INITIALIZER): Include it.
2244 * targhooks.h (default_ira_cover_classes): Declare.
2245 * targhooks.c (default_ira_cover_classes): New function.
2247 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2249 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2251 2008-09-19 Ian Lance Taylor <iant@google.com>
2253 * varasm.c (narrowing_initializer_constant_valid_p): Return
2254 NULL_TREE if ENDTYPE is not an integer.
2256 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2259 * tree-ssa.c (execute_update_addresses_taken): Also update
2260 DECL_GIMPLE_REG_P for vector and complex types.
2262 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2263 Jan Hubicka <jh@suse.cz>
2266 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2267 empty before freeing them.
2268 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2270 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2272 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2273 * config/xtensa/predicates.md (tls_symbol_operand): New.
2274 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2275 (TARGET_CANNOT_FORCE_MEM): Define.
2276 (xtensa_tls_symbol_p): New.
2277 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2278 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2279 (xtensa_tls_module_base): New.
2280 (xtensa_call_tls_desc): New.
2281 (xtensa_legitimize_tls_address): New.
2282 (xtensa_legitimize_address): Handle TLS symbols.
2283 (xtensa_tls_referenced_p_1): New.
2284 (xtensa_tls_referenced_p): New.
2285 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2287 (XTENSA_BUILTIN_THREAD_POINTER): New.
2288 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2289 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2290 builtin. Add declarations for __builtin_thread_pointer and
2291 __builtin_set_thread_pointer.
2292 (xtensa_fold_builtin): Recognize new builtins.
2293 (xtensa_expand_builtin): Expand new builtins.
2294 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2295 (TARGET_THREADPTR): Define.
2296 (HAVE_AS_TLS): Define default value.
2297 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2298 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2299 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2300 (UNSPECV_SET_TP): New.
2301 (sym_TPOFF, sym_DTPOFF): New.
2302 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2303 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2304 * configure: Regenerated.
2306 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2309 * config/ia64/ia64.c (ia64_optimization_options): Move
2310 checking and setting flag_schedule_insns_after_reload and
2311 ia64_flag_schedule_insns2 back to ...
2312 (ia64_override_options): Here.
2314 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2317 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2318 zero extend count after the correction to it is done.
2319 (doloop_optimize): Update call to doloop_modify, don't zero extend
2322 2008-09-18 Martin Jambor <mjambor@suse.cz>
2324 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2326 * ipa-prop.c: Correct comments.
2327 * ipa-prop.h: Likewise.
2329 2008-09-18 Jan Hubicka <jh@suse.cz>
2332 * ipa-reference.c (ipa_reference_local_vars_info_d,
2333 ipa_reference_global_vars_info_d,
2334 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2335 ipa_reference_vars_info_t): Move here from ipa-reference.h
2336 (node_duplication_hook_holder, node_removal_hook_holder): New.
2337 (get_reference_vars_info_from_cgraph): Rename to ...
2338 (get_reference_vars_info): ... this one, use cgraph uids.
2339 (get_local_reference_vars_info, get_global_reference_vars_info):
2340 Use cgraph instead of decl.
2341 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2343 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2344 ipa_reference_get_written_global,
2345 ipa_reference_get_not_written_global): Use cgraph argument.
2346 (check_call): Simplify avail check.
2347 (scan_stmt_for_static_refs): Update.
2348 (propagate_bits): Update.
2349 (merge_callee_local_info): Remove.
2350 (init_function_info): Use cgraph nodes.
2351 (clean_function_local_data): Break out from ...
2352 (clean_function): ... here.
2353 (copy_local_bitmap, copy_global_bitmap): New functions.
2354 (duplicate_node_data, remove_node_data): New functions.
2355 (generate_summary): Register hooks; use visibility instead of
2357 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2358 * ipa-reference.h (ipa_reference_local_vars_info_d,
2359 ipa_reference_global_vars_info_d,
2360 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2361 ipa_reference_vars_info_t): Move to ipa-reference.c
2362 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2364 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2365 ipa_reference_get_not_read_global,
2366 ipa_reference_get_not_written_global): Update prototype.
2367 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2368 (init_state): Remove.
2369 (node_duplication_hook_holder, node_removal_hook_holder): New.
2370 (get_function_state, set_function_state): Use VECtor.
2371 (analyze_function): Check body availability.
2372 (add_new_function): Likewise.
2373 (duplicate_node_data, remove_node_data): New.
2374 (generate_summary): Register hooks; do not care about clones.
2375 (propafate): Do not care about clones; recursive functions are
2377 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2378 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2379 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2381 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2382 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2383 Update call of ipa-reference accesors.
2385 2008-09-18 Simon Baldwin <simonb@google.com>
2387 * c-opts.c (c_common_handle_option): Add handling for
2388 -Wbuiltin-macro-redefined command line option.
2389 * c.opt: Added builtin-macro-redefined option.
2390 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2393 2008-09-18 Richard Guenther <rguenther@suse.de>
2395 PR tree-optimization/37258
2396 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2397 and signedness for integral types.
2398 (vn_phi_eq): Require compatible types.
2400 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2403 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2404 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2406 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2407 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2408 ggc_free other TREE_LIST nodes from that chain.
2409 * function.c (instantiate_decls): Instantiate also DECL_RTL
2410 of vars in cfun->local_decls, free that list afterwards.
2412 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2414 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2415 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2417 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2419 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2420 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2422 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2424 PR tree-optimization/37102
2425 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2426 from a node. Check to see if another PHI is dead.
2427 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2428 remove real PHIs which have no uses.
2429 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2431 2008-09-18 Richard Guenther <rguenther@suse.de>
2434 * tree-cfg.c (remove_useless_stmts_1): Remove
2435 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2437 2008-09-18 Nick Clifton <nickc@redhat.com>
2439 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2440 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2441 to frv_secondary_reload_class.
2442 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2443 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2444 (frv_secondary_reload_class): Omit unused parameter.
2445 (frv_secondary_reload): New function. Handle the case when
2446 secondary_reload_class() is called before the reload_(in|out)
2447 _optabs have been initialised.
2448 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2450 * config/frv/frv.md: Define an exclusion set between fr550_m0
2453 2008-09-18 Richard Guenther <rguenther@suse.de>
2455 PR tree-optimization/37456
2456 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2457 want to insert after ends a BB insert on the single fallthru
2460 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2462 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2463 Mention -march=z9-109, z9-ec and z10.
2465 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
2467 PR rtl-optimization/37544
2468 * regrename.c (maybe_mode_change): Exit early when copy_mode
2469 is narrower than orig_mode and narrower than new_mode.
2471 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
2474 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
2476 * sched-rgn.c (ref_counts): Remove.
2477 (insn_referenced): New static variable.
2478 (INSN_REF_COUNT): Remove.
2479 (sched_run_compute_dependencies): Use insn_referenced instead of
2481 (add_branch_dependences): Likewise. Delete dead assignment.
2483 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
2485 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
2486 consumer is an asm. Add comment why this is important.
2487 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
2488 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2490 2008-09-17 Joseph Myers <joseph@codesourcery.com>
2492 * expr.c (emit_group_store): Do not shift before moving via a
2495 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
2497 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
2498 from aggregate to non-aggregate type if the bit pattern is not fully
2499 preserved afterwards.
2501 2008-09-17 Richard Guenther <rguenther@suse.de>
2503 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
2504 (verify_gimple_assign): ... this. Split into ...
2505 (verify_gimple_assign_unary): ... this,
2506 (verify_gimple_assign_binary): ... that,
2507 (verify_gimple_assign_single): ... and this.
2508 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
2509 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
2510 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
2511 (verify_types_in_gimple_reference): Be forgiving with
2513 (verify_gimple_phi): Deal with virtual operands.
2515 * tree.def (PREDICT_EXPR): Change to tcc_expression.
2517 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2519 * tree.c (get_callee_fndecl): Don't call the language hook.
2520 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
2521 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
2522 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
2524 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2526 * tree.c (protected_set_expr_location): Don't unnecessarily
2527 check for error_mark_node.
2529 2008-09-17 Art Haas <ahaas@impactweather.com>
2531 * ipa-reference.c (analyze_function): Declare step only if
2532 ENABLE_CHECKING is defined.
2534 2008-09-17 Jan Hubicka <jh@suse.cz>
2537 * tree.h (DECL_INLINE): remove.
2538 (DECL_DECLARED_INLINE_P): Update docs.
2539 (DECL_NO_INLINE_WARNING_P): new.
2540 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
2541 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
2543 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2544 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2547 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
2550 2008-09-17 Jan Hubicka <jh@suse.cz>
2552 * ipa-reference.c (ipa_obstack): Remove.
2553 (local_info_obstack, global_info_obstack): New.
2554 (add_static_var): We now handle variables only.
2555 (mark_address_taken, mark_load, mark_store): New functions based on ...
2556 (check_operand): ... remove.
2557 (get_asm_stmt_operands): Rename to ...
2558 (check_asm_memory_clobber): ... this. Look only for memory clobber.
2559 (scan_stmt_for_static_refs): Rewrite.
2560 (scan_op_for_static_refs): Rename to ...
2561 (scan_initializer_for_static_refs): do not look for VAR_DECL
2562 initializers; stop recursion on types and decls.
2563 (ipa_init): Use proper obstacks.
2564 (analyze_variable): Use scan_initializer_for_static_refs.
2565 (init_function_info): Use local obstack.
2566 (analyze_function): Simplify.
2567 (add_new_function): We don't need visited_nodes obstack.
2568 (generate_summary): Use proper obstacks; cleanup after propagation.
2570 2008-09-17 Richard Guenther <rguenther@suse.de>
2573 PR tree-optimization/37491
2574 * alias.c (get_alias_set): Use the canonical type.
2575 * tree-vect-transform.c (vectorizable_store): Use the type of
2576 the lhs for the vector type. Adjust checking.
2577 (vectorizable_load): Adjust checking.
2579 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2580 Adam Nemet <anemet@caviumnetworks.com>
2582 PR rtl-optimization/37483
2583 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
2584 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
2585 Rearrange code to better match the original comment. Check
2586 t_unconditional first. Improve comment.
2588 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2591 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
2592 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
2595 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
2596 GIMPLE_TRY if cleanup sequence is empty.
2598 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
2601 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
2602 eliminate IV if the cost are the same.
2604 2008-09-16 Richard Guenther <rguenther@suse.de>
2607 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
2610 2008-09-16 Richard Guenther <rguenther@suse.de>
2612 PR tree-optimization/37508
2613 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
2615 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
2617 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
2619 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2621 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
2622 use gen_floatdidf2 directly.
2623 (floatunssidf2): Likewise.
2624 (floatsidf_ppc64_mfpgpr): Remove.
2625 (floatsidf_ppc64): Remove.
2626 (floatunssidf_ppc64): Remove.
2628 2008-09-15 Jakub Jelinek <jakub@redhat.com>
2630 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
2631 rather than update_cost_queue.
2633 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
2634 in every call starting with the second one, instead of only when
2635 alias_bitmap_obstack.elements != NULL.
2637 * tree-predcom.c (filter_suitable_components): Free all refs in
2638 act->refs vector before calling release_component.
2639 (add_ref_to_chain): Free ref if not adding it to chain->refs.
2641 * tree-data-ref.c (free_subscripts): Free all subscript objects.
2643 * tree-loop-linear.c (linear_transform_loops): Initialize
2644 lambda_obstack only after calling perfect_loop_nest_depth.
2645 Goto free_and_continue instead of just continue for later failures.
2648 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
2651 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
2653 2008-09-14 Andreas Schwab <schwab@suse.de>
2655 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
2657 2008-09-14 Jan Hubicka <jh@suse.cz>
2659 * invoke.texi (-fconserve-stack): Document.
2660 * opts.c (decode_options): Handle conserve_stack.
2661 * common.opt (fconvserve_stack): New.
2663 2008-09-14 David Edelsohn <edelsohn@gnu.org>
2665 * config.host: Add x-aix to host_xmake_file.
2666 * config/rs6000/t-aix52: Do not override LDFLAGS.
2667 * config/rs6000/x-aix: New file.
2669 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
2675 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
2676 is not recognized as a valid register usage. Allow REG_X to be used
2678 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
2679 forces a reload when using a base register.
2681 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
2683 * config/i386/cygming-crtend.c (register_frame_ctor): If
2684 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
2685 directly with atexit.
2686 (deregister_frame_ctor): Rename to ...
2687 (deregister_frame_dtor): Use to call __gcc_deregister_frame
2688 if !DEFAULT_USE_CXA_ATEXIT.
2690 2008-09-13 Jan Hubicka <jh@suse.cz>
2692 * cgraph.c: Include value-prof.h
2693 * Makefile.in (cgraph.o): Add value-prof.h dependency.
2695 2008-09-13 Jan Hubicka <jh@suse.cz>
2698 * tree-profile.c (add_abnormal_goto_call_edges): New function.
2699 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
2700 tree_gen_one_value_profiler, tree_gen_average_profiler,
2701 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
2703 2008-09-13 Jan Hubicka <jh@suse.cz>
2705 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
2706 too many bytes on misalligned blocks.
2708 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2710 * doc/cfg.texi: Fix some typos.
2711 * doc/extend.texi: Likewise.
2712 * doc/install.texi: Likewise.
2713 * doc/invoke.texi: Likewise.
2714 * doc/rtl.texi: Likewise.
2715 * doc/tree-ssa.texi: Likewise.
2717 2008-09-13 Richard Guenther <rguenther@suse.de>
2720 * tree-nested.c (finalize_nesting_tree_1): Generate valid
2721 gimple stores for memory rhs.
2723 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
2725 PR rtl-optimization/37489
2726 * cse.c (fold_rtx): Don't return const_true_rtx for float
2727 compare if FLOAT_STORE_FLAG_VALUE is undefined.
2729 2008-09-13 Jan Hubicka <jh@suse.cz>
2731 PR tree-optimization/37392
2732 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
2734 2008-09-13 Martin Jambor <mjambor@suse.cz>
2735 Jan Hubicka <jh@suse.cz>
2737 * cgraph.c (free_edges): New variable.
2738 (NEXT_FREE_EDGE): New macro.
2739 (cgraph_free_edge): New function.
2740 (cgraph_remove_edge): Call cgraph_remove_edge_1.
2741 (cgraph_node_remove_callees): Likewise.
2742 (cgraph_node_remove_callers): Likewise.
2743 (cgraph_create_edge): Reuse edges from the free list. Do not
2744 update uid if doing so.
2745 (cgraph_remove_*_hook): Add free call.
2747 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
2749 * ira-color.c (conflict_allocno_vec): Delete.
2750 (update_cost_queue_elem): New structure.
2751 (update_cost_queue): New variable.
2752 (update_cost_queue_tail): Likewise.
2753 (update_cost_queue_elems): Likewise.
2754 (allocno_update_cost_check): Delete.
2755 (initiate_cost_update): Allocate update_cost_queue_elems
2756 instead of allocno_update_cost_check.
2757 (finish_cost_update): Update the free()s accordingly.
2758 (start_update_cost): New function.
2759 (queue_update_cost): Likewise.
2760 (get_next_update_cost): Likewise.
2761 (update_copy_costs_1): Inline into...
2762 (update_copy_costs): ...here. Use a queue instead of recursive calls.
2763 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
2764 once we've established they are equal. Don't allocate update
2765 costs if there is nothing to add to them.
2766 (update_conflict_hard_regno_costs): Remove ALLOCNO and
2767 DIVISOR arguments. Use a queue instead of recursive calls;
2768 process all the allocnos in the initial queue, rather than
2770 (assign_hard_reg): Use queue_update_cost instead of
2771 conflict_allocno_vec. Queue coalesced allocnos instead
2772 of calling update_conflict_hard_regno_costs for each one.
2773 Just call update_conflict_hard_regno_costs once for the
2775 (ira_color): Remove conflict_allocno_vec handling.
2777 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2779 PR tree-optimization/37484
2780 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
2781 (save_var_name): Same.
2782 (initialize_cloog_names): Same.
2783 (initialize_cloog_names): Same.
2785 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2787 * tree-scalar-evolution.c (set_instantiated_value): Set
2790 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
2794 * ira-build.c (common_loop_tree_node_dominator): Remove.
2795 (copy_live_ranges_to_removed_store_destinations): New function.
2796 (regno_top_level_allocno_map): Move to top level from ...
2797 (ira_flattening): ... here. Use
2798 copy_live_ranges_to_removed_store_destinations.
2800 * ira-emit.c (generate_edge_moves): Fix a comment.
2802 2008-09-12 Anatoly Sokolov <aesok@post.ru>
2805 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
2806 scratch register after 'set' pattern.
2808 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2810 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
2811 information passed to mark_reg_pointer.
2812 * explow.c (force_reg): Likewise.
2814 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2816 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
2817 when building for the celledp architecture.
2819 2008-09-12 Richard Guenther <rguenther@suse.de>
2821 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
2823 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
2825 PR rtl-optimization/37424
2826 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
2827 the regnos instead of the addresses.
2829 2008-09-11 Janis Johnson <janis187@us.ibm.com>
2831 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
2833 2008-09-11 Richard Guenther <rguenther@suse.de>
2835 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
2836 entering the weaker equivalence recording.
2838 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
2840 2008-09-11 Jeff Law <law@redhat.com>
2842 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
2843 by assign_stack_local on the IRA path for stack slot sharing
2844 as well as the non-IRA path.
2846 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
2848 * config/i386/i386.h: Fix whitespace issues.
2850 2008-09-11 Martin Jambor <mjambor@suse.cz>
2852 * ipa-prop.h (struct ipa_param_flags): Removed.
2853 (struct ipa_param_descriptor): New structure.
2854 (struct ipa_node_params): ipcp_lattices, param_decls and
2855 param_flags moved to ipa_param_description.
2856 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
2857 descriptors. Renamed all users.
2858 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
2859 changed to access descriptors. Renamed all users.
2860 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
2861 to access descriptors. Renamed all users.
2862 * ipa-cp.c (ipcp_init_cloned_node): Call
2863 ipa_initialize_node_params instead of ipa_count_formal_params and
2864 ipa_create_param_decls_array.
2865 (ipcp_analyze_node): Likewise.
2866 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
2867 descriptors. Renamed all users.
2868 (ipcp_initialize_node_lattices): Remove allocation.
2869 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2870 ipa_initialize_node_params instead of ipa_count_formal_params and
2871 ipa_create_param_decls_array.
2872 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
2873 ipa_populate_param_decls, made static, added parameter info,
2874 renamed mt to node, removed allocation, changed to use
2876 (ipa_count_formal_params): Made static, added parameter info,
2878 (ipa_initialize_node_params): New function.
2879 (ipa_check_stmt_modifications): Changed to use descriptors.
2880 (ipa_detect_param_modifications): Removed allocation, changed to
2882 (ipa_note_param_call): Changed to use descriptors.
2883 (ipa_analyze_params_uses): Removed allocation.
2884 (ipa_free_node_params_substructures): Changed to use descriptors.
2885 (ipa_edge_duplication_hook): Use the unused attribute.
2886 (ipa_node_duplication_hook): Use the unused attribute, changed to
2887 use descriptors, changed to duplicate descriptors.
2889 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
2890 changed all callers. Call ipa_propagate_indirect_call_infos if doing
2891 indirect inlining. Made static.
2892 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
2893 functions called only once.
2894 (cgraph_decide_recursive_inlining): Don't call
2895 ipa_propagate_indirect_call_infos, pass new_edges to
2896 cgraph_mark_inline_edge instead.
2897 (cgraph_decide_inlining_of_small_functions): Don't call
2898 ipa_propagate_indirect_call_infos, pass new_edges to
2899 cgraph_mark_inline_edge instead.
2900 (cgraph_decide_inlining): Don't call
2901 ipa_propagate_indirect_call_infos.
2902 * ipa-prop.c: Check that vectors are allocated.
2904 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
2905 iff a new cgraph edges have been created.
2906 (cgraph_decide_inlining): New variable redo_always_inline.
2907 Flattening and always_inlining loop until callgraph stabilizes.
2908 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
2909 true iff new cgraph edges have been created.
2910 (propagate_info_to_inlined_callees): Likewise.
2911 (ipa_propagate_indirect_call_infos): Likewise.
2913 2008-09-11 Richard Guenther <rguenther@suse.de>
2915 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
2916 (set_prologue_iterations): Likewise.
2917 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2919 (vect_update_init_of_dr): Likewise.
2920 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
2922 * fold-const.c (fold_unary): Do not generate calculations
2925 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
2927 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
2928 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
2929 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
2931 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
2933 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
2934 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
2935 before finalizing the changes.
2936 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
2938 (simplify_truth_ops_using_ranges): New.
2939 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
2940 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
2941 whether a simplification was made.
2942 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
2943 use a switch statement and also call simplify_truth_ops_using_ranges.
2945 2008-09-11 Jan Hubicka <jh@suse.cz>
2947 * ggc-common.c (loc_array): Make static.
2948 * dce.c (rest_of_handle_ud_dce): Free worklist.
2950 2008-09-11 Jan Hubicka <jh@suse.cz>
2952 * cgraph.c (cgraph_release_function_body): Plug memory leak on
2953 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
2954 function so we are sure we do not dangle it forever.
2955 * function.c (outer_function_chain, find_function_data): Remove.
2956 (function_context_stack): New.
2957 (push_function_context, pop_function_context): Update.
2958 * function.h (struct function): Remove pointer outer.
2959 (outer_function_chain, find_function_data): Remove.
2960 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
2962 2008-09-11 Jan Hubicka <jh@suse.cz>
2965 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
2967 2008-09-11 Jan Hubicka <jh@suse.cz>
2969 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
2971 2008-09-11 Jan Hubicka <jh@suse.cz>
2973 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
2974 (free_var_map_entry): New function.
2975 (redirect_edge_var_map_destroy): Use it.
2977 2008-09-11 Jan Hubicka <jh@suse.cz>
2980 * tree-inline.c (add_lexical_block): Replace with ...
2981 (prepend_lexical_block): ... prepend at begginig.
2982 (remap_blocks): Use it and reverse later.
2983 (expand_call_inline): Use prepend_lexical_block.
2985 2008-09-11 Jan Hubicka <jh@suse.cz>
2987 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
2989 2008-09-11 Jan Hubicka <jh@suse.cz>
2991 * function.c (free_after_compilation): Call insn_locators_free.
2992 * cfglayout.c (insn_locators_free): New function.
2993 * rtl.h (insn_locators_free): Declare.
2995 2008-09-11 Jan Hubicka <jh@suse.cz>
2997 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
2999 (cond_move_process_if_block): Update call.
3001 2008-09-11 Jan Hubicka <jh@suse.cz>
3003 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
3004 * vec.c: Include hashtab.h
3005 (vec_descriptor, ptr_hash_entry): New structures.
3006 (vec_desc_hash, vec_ptr_map): New static variables.
3007 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
3008 register_overhead, free_overhead, vec_heap_free): New functions.
3009 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
3010 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
3011 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
3014 2008-09-11 Ira Rosen <irar@il.ibm.com>
3016 PR tree-optimization/37474
3017 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
3018 length of load permutation.
3020 2008-09-11 Andreas Schwab <schwab@suse.de>
3022 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
3024 2008-09-11 Jakub Jelinek <jakub@redhat.com>
3027 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
3028 * dse.c (find_shift_sequence): Use extract_low_bits instead of
3029 simplify_gen_subreg.
3031 2008-09-11 Ira Rosen <irar@il.ibm.com>
3033 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
3036 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3039 * gimplify.c (gimplify_body): Call default_rtl_profile.
3042 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3043 instead of tok->val.node if not expanding to something else. Handle
3044 intervening CPP_PADDING tokens.
3045 (altivec_categorize_keyword): Remove unneeded comparisons.
3047 2008-09-10 Richard Guenther <rguenther@suse.de>
3049 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3051 2008-09-10 Richard Guenther <rguenther@suse.de>
3054 * tree-inline.c (insert_init_stmt): Make sure to not
3055 insert invalid gimple stores.
3057 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3059 PR tree-optimization/37388
3060 * toplev.c (process_options): Fail and warn when graphite
3061 flags are used, but the compiler has not been configured
3062 with graphite libraries.
3063 * graphite.c (graphite_transform_loops): Remove printfs
3064 to dump_file for the case when graphite is not available.
3066 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3069 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3070 the even element into register.
3071 (ix86_expand_vector_init_general): Don't use
3072 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3073 if we can't move from GPR to SSE register directly.
3075 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3077 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3078 not lose track of the number of NOPs needed. Number of NOPs needed
3079 for sync vs. loads workaround was switched; corrected. Run second
3080 pass for all workarounds. No NOPs needed after call insns. Change
3081 second pass to use find_next_insn_start and find_load helpers in order
3082 to properly detect parallel insns.
3083 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3085 2008-09-10 Jan Hubicka <jh@suse.cz>
3087 * value-prof.c (gimple_ic): Fix tuplification bug.
3088 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3091 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3093 PR tree-optimization/37353
3094 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3095 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3096 calls instead of cond_dead_built_in_calls.
3097 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3098 initalize the vector only before adding first entry. Use VEC_safe_push
3099 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3100 shrink_wrap_conditional_dead_built_in_calls call.
3102 2008-09-10 Ira Rosen <irar@il.ibm.com>
3104 PR tree-optimization/37385
3105 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3106 argument, and use it as a vector type if not NULL.
3107 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3109 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3110 additional argument.
3111 (vectorizable_load): Likewise.
3113 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3115 * config/i386/i386.md (SWI32): New mode iterator.
3116 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3119 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3121 PR rtl-optimization/37435
3122 * caller-save.c (insert_restore, insert_save): Check the mode by
3125 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3128 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3130 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3133 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3135 * doc/invoke.texi (ARM Options): Correct errors in discussion
3136 of -mfloat-abi, -mhard-float, and -msoft-float.
3138 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3139 Jan Hubicka <jh@suse.cz>
3142 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3143 calling gimple_regimplify_operands on it. Iterate over all newly
3144 added statements, not just the last one.
3145 (insert_init_stmt): Insert stmt into seq first, then call
3146 gimple_regimplify_operands on it. Don't create new gimplification
3147 context, nor find referenced vars.
3149 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3152 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3153 to pointer to vector pointer.
3154 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3155 propagate_info_to_inlined_callees): Likewise.
3156 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3157 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3158 ipa_check_create_edge_args.
3159 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3160 argument to pointer to vector pointer.
3161 (cgraph_decide_inlining_of_small_function): Adjust
3162 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3166 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3167 optimizing for size, not speed.
3169 PR rtl-optimization/37408
3170 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3171 if parm is promoted.
3173 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3175 PR tree-optimization/37375
3176 * tree-scalar-evolution.c (scev_info_str): Add field
3178 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3179 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3180 set_instantiated_value): Pass instantiated_below.
3181 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3183 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3184 the definitions are not instantiated.
3186 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3187 (block_before_loop): New.
3188 * tree-data-ref.c (dr_analyze_indices): Update uses of
3190 * graphite.c (block_before_scop): New.
3191 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3192 basic block, not a loop for determining the parameters.
3193 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3195 (idx_record_params, find_params_in_bb, find_scop_parameters,
3196 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3197 to instantiate_scev.
3199 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3201 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3205 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3207 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3208 Check zero freq and increase if necessary.
3210 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3212 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3213 regno is in the right range. Add comments.
3215 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3217 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3219 * mips-tfile.c (copy_object): Cast alloca result to int *.
3220 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3222 Rename class to sclass.
3223 (read_tfile): Cast read_seek return values to proper types.
3224 Cast xcalloc return value to proper type.
3226 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3228 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3229 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3230 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3232 2008-09-09 Jan Hubicka <jh@suse.cz>
3234 * profile.c (is_edge_inconsistent): Add debug output; ignore
3235 negative count on fake edges.
3236 (is_inconsistent): Add debug output.
3238 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3240 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3242 (choose_ready): When first insn is chosen from the ready list, also
3245 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3247 PR rtl-optimization/37360
3248 * haifa-sched.c (max_issue): Do not assert that we never issue more
3249 insns than issue_rate. Add comment.
3251 2008-09-09 Richard Guenther <rguenther@suse.de>
3253 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3254 (verify_types_in_gimple_call): Rename to ...
3255 (verify_gimple_call): ... this. Enhance.
3256 (verify_types_in_gimple_cond): Remove.
3257 (verify_gimple_comparison): New function ...
3258 (verify_types_in_gimple_assign): ... split out from here.
3259 (verify_types_in_gimple_return): Rename to ...
3260 (verify_gimple_return): ... this. Enhance.
3261 (verify_types_in_gimple_switch): Rename to ...
3262 (verify_gimple_switch): ... this. Enhance.
3263 (verify_gimple_goto): New function.
3264 (verify_types_in_gimple_phi): Rename to ...
3265 (verify_gimple_phi): ... this. Enhance.
3266 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3267 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3268 (verify_types_in_gimple_seq_2): Remove cases handled in
3269 verify_types_in_gimple_stmt.
3271 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3273 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3274 (push_multiple_operation, pop_multiple_operation): Set it.
3275 (workaround_rts_anomaly): New function.
3276 (workaround_speculation): New function, broken out of bfin_reorg.
3277 (bfin_reorg): Call the new functions.
3279 2008-09-09 Richard Guenther <rguenther@suse.de>
3283 * gimplify.c (gimplify_conversion): Change conversions of
3284 non-register type to VIEW_CONVERT_EXPRs.
3285 (gimplify_addr_expr): If we need to make the operand
3286 addressable make sure to use a properly initialized
3287 temporary for that so it gets a valid gimple store.
3289 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3291 * function.h (struct function): Add function_start_locus.
3292 * cfgexpand.c (gimple_expand_cfg): Use it.
3293 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3295 2008-09-09 Richard Guenther <rguenther@suse.de>
3297 PR tree-optimization/37433
3298 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3301 2008-09-09 Richard Guenther <rguenther@suse.de>
3303 PR tree-optimization/37387
3304 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3305 and bits to a common type.
3307 2008-09-09 Nick Clifton <nickc@redhat.com>
3309 * config/v850/v850.md (return): Restore frame size restriction.
3311 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3313 * c-common.c (c_expand_decl): Remove.
3314 * c-common.h (anon_aggr_type_p): Remove prototype.
3315 (DECL_ANON_UNION_ELEMS): Remove.
3316 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3317 * c-decl.c (anon_aggr_type_p): Remove.
3318 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3319 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3320 * langhooks.h (struct lang_hooks): Remove expand_decl.
3321 * langhooks.c (lhd_expand_decl): Remove.
3322 * stmt.c (expand_anon_union_decl): Remove.
3323 * tree.h (expand_anon_union_decl): Remove prototype.
3325 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3328 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3330 * config/avr/avr.md (QISI) : Define mode iterator.
3331 (negated_tst<mode>) : Redefine as split using mode macro.
3332 (reversed_tstqi): Define insn as reversed compare with zero.
3333 (reversed_tsthi): Ditto.
3334 (reversed_tstsi): Ditto.
3336 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3339 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3340 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3343 * predict.c (optimize_function_for_size_p): Don't segfault if
3345 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3346 tree_swap_operands_p): Don't test cfun != NULL before calling
3347 optimize_function_for_s*_p.
3349 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3351 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3354 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3356 * crx/crx.h (IRA_COVER_CLASSES): Define.
3358 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3361 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3362 even when a stmt has been gimple_modified_p, but after fold_stmt is
3363 not any longer. Remove unneeded may_have_exposed_new_symbols
3366 2008-09-08 Richard Guenther <rguenther@suse.de>
3368 PR tree-optimization/37421
3369 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3372 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3375 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3377 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3380 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3381 * pa-hpux10.h (LINK_SPEC): Likewise.
3382 * pa-hpux11.h (LINK_SPEC): Likewise.
3384 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3386 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3387 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3389 2008-09-07 Helge Deller <deller@gmx.de>
3391 * pa/linux-atomic.c: New file.
3392 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3393 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3395 2008-09-07 Richard Guenther <rguenther@suse.de>
3396 Ira Rosen <irar@il.ibm.com>
3398 PR tree-optimization/36630
3399 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3400 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3402 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3403 Ira Rosen <irar@il.ibm.com>
3405 PR tree-optimization/35642
3406 * config/rs6000/altivec.md (mulv8hi3): Implement.
3408 2008-09-06 Jeff Law <law@redhat.com>
3410 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3412 2008-09-06 Jan Hubicka <jh@suse.cz>
3414 PR tree-optimization/14703
3415 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3417 * passes.c (init_optimization_passes): Recompute inline parameters.
3419 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3421 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3424 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3425 Peter Fuerst <post@pfrst.de>
3427 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3428 * doc/extend.texi: Document __builtin_mips_cache.
3429 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3430 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3431 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3432 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3433 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3434 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3435 (set_push_mips_isas): New variable.
3436 (mips_r10k_cache_barrier): New variable.
3437 (cache): New availability predicate.
3438 (mips_builtins): Add an entry for __builtin_mips_cache.
3439 (mips_build_cvpointer_type): New function.
3440 (MIPS_ATYPE_CVPOINTER): New macro.
3441 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3443 (r10k_simplified_address_p, r10k_simplify_address)
3444 (r10k_uncached_address_p, r10k_safe_address_p)
3445 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3446 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3447 (r10k_insert_cache_barriers): New functions.
3448 (mips_reorg_process_insns): Delete cache barriers after a
3449 branch-likely instruction.
3450 (mips_reorg): Call r10k_insert_cache_barriers.
3451 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3452 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3453 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3454 (mips_cache, r10k_cache_barrier): New define_insns.
3456 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3458 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3459 * ira-color.c (setup_allocno_left_conflicts_num): Use
3460 hard_reg_set_equal_p instead of a comparison with
3461 ira_zero_hard_reg_set.
3462 * ira.c (setup_reg_subclasses): Likewise.
3463 (setup_cover_and_important_classes): Likewise.
3464 (setup_class_translate): Likewise.
3465 (setup_reg_class_intersect_union): Likewise.
3466 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3467 (ira_init_once): Don't initialize them.
3469 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3471 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
3473 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3475 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
3477 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3479 Improved branch hints, safe hints, and scheduling.
3481 * haifa-sched.c (sched_emit_insn) : Define.
3482 * sched-int.h (sched_emit_insn) : Add prototype.
3483 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
3484 -mhint-max-distance -msafe-hints) : Document.
3485 * config/spu/spu.c (spu_flag_var_tracking): New.
3486 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
3487 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
3488 TARGET_ASM_FILE_START): Define.
3489 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
3490 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
3491 (spu_emit_branch_hint): Add blocks argument.
3492 (insert_branch_hints, insert_nops): Remove.
3493 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
3494 uses_ls_unit, spu_sched_init_global, spu_sched_init,
3495 spu_sched_reorder, asm_file_start): New functions.
3496 (clock_var, spu_sched_length, pipe0_clock,
3497 pipe1_clock, prev_clock_var, prev_priority,
3498 spu_ls_first, prev_ls_clock): New static variables.
3499 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
3500 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
3501 (nopn_nv): Add a non-volatile version of nop.
3502 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
3503 -mhint-max-distance, -msafe-hints): New options.
3505 2008-09-05 Janis Johnson <janis187@us.ibm.com>
3506 Samuel Tardieu <sam@rfc1149.net>
3508 * opts.c (decode_options): Combine nested if statements.
3511 * opts.c (decode_options): Handle more relationships among
3512 unit-at-a-time, toplevel-reorder, and section-anchors.
3514 2008-09-05 David Daney <ddaney@avtrex.com>
3516 * doc/install.texi (--enable-reduced-reflection): Document new option.
3518 2008-09-05 Bob Wilson <bob.wilson@acm.org>
3520 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
3522 (constantpool_operand): New.
3523 (move_operand): Disallow sub-word modes for the constant pool.
3524 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
3525 (xtensa_secondary_reload_class): Replace with....
3526 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
3527 Set icode for sub-word reloads from the constant pool.
3528 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
3529 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3530 * config/xtensa/xtensa.md (reload<mode>_literal): New.
3531 * config/xtensa/xtensa-protos.h: Update prototypes.
3533 2008-09-05 Joseph Myers <joseph@codesourcery.com>
3535 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
3536 (REG_CLASS_NAMES): Update.
3537 (REG_CLASS_CONTENTS): Update.
3538 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
3539 of ALL_REGS for regs 77 and 78.
3540 * function.c (instantiate_virtual_regs_in_insn): Assert that
3541 return value of simplify_gen_subreg is not NULL.
3543 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
3545 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
3546 (gen_rtvec_v): Fix coding standards.
3548 2008-09-04 Jan Hubicka <jh@suse.cz>
3550 * i386.c (decide_alg): Be more conservative about optimizing for size.
3552 2008-09-04 Ian Lance Taylor <iant@google.com>
3554 * varasm.c (narrowing_initializer_constant_valid_p): New
3556 (initializer_constant_valid_p): Call it.
3558 2008-09-04 Jeff Law <law@redhat.com>
3560 * fold-const.c (native_encode_real): Fix computation of WORDS.
3561 (native_interpret_real): Likewise.
3563 2008-09-04 Janis Johnson <janis187@us.ibm.com>
3565 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
3567 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3569 * ira-conflicts.c (process_regs_for_copy): Check insn to check
3570 that the cost is already taken into account in ira-costs.c
3572 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
3574 * ira-build.c (print_copy, print_copies, ira_debug_copy,
3575 ira_debug_copies): New.
3576 (ira_bulid): Call print_copies.
3578 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
3580 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
3583 * config/rs6000/rs6000.c (optimization_options): Remove check of
3584 flag_toplevel_order.
3586 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3588 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
3589 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
3590 second operand is a reg_imm10_operand.
3591 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
3592 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
3593 (*seq_<GPR:mode><GPR2:mode>): Rename to
3594 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
3596 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
3597 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
3599 (*sne_<GPR:mode><GPR2:mode>): Rename to
3600 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
3603 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3605 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
3606 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
3607 combining an arithmetic right shift by more than 31 and a
3608 trunction. Don't match for out-of-range shift amounts. Set
3609 attribute mode to <MODE>.
3610 (*lshr32_trunc<mode>): Name the pattern combining a logical right
3611 shift by 32 and and a truncation. Set attribute mode to <MODE>.
3612 (*<optab>_trunc<mode>_exts): New pattern for truncated right
3613 shifts by less than 32.
3614 (extv): Change predicate on first operand to accept registers.
3615 Change predicate of the other operands from immediate_operand to
3616 const_int_operand. Expand exts when source is a register.
3617 (extzv): Change predicate of the constant operands from
3618 immediate_operand to const_int_operand.
3619 (extzv<mode>): Change predicate of the constant operands from
3620 immediate_operand to const_int_operand and no constraint. Also
3622 (*extzv_trunc<mode>_exts): New pattern.
3624 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3626 * config/mips/mips.h (ISA_HAS_CINS): New macro.
3627 * config/mips/mips-protos.h (mask_low_and_shift_p,
3628 mask_low_and_shift_len): Declare.
3629 * config/mips/mips.c (mask_low_and_shift_p,
3630 mask_low_and_shift_len): New functions.
3631 (mips_print_operand): Handle new operand prefix "m".
3632 * config/mips/mips.md (*cins<mode>): New pattern.
3634 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3636 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
3637 optimizing for size.
3639 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3641 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
3642 regardless of epilogue_completed.
3644 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3647 * ira-lives.c (process_bb_node_lives): Check setjmp.
3649 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3652 * ira-build.c (form_loop_tree): Reverse BB walk.
3653 (create_bb_allocnos): Likewise.
3654 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
3655 (mark_reg_store): Rename to...
3656 (mark_ref_live): ...this and take a df_ref argument instead of
3657 note_stores arguments. Assert that we have a register.
3658 (mark_reg_clobber): Delete.
3659 (def_conflicts_with_inputs_p): New function.
3660 (mark_reg_conflicts): Delete.
3661 (mark_reg_death): Rename to...
3662 (mark_ref_dead): ...this and take a df_ref argument instead of
3663 a register. Assert that we have a register.
3664 (process_bb_node_lives): Hoist frequency calculation out of
3665 instruction walk. Convert from a forwards scan to a backwards scan.
3666 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
3667 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
3668 (create_allocno_live_ranges): Don't create regs_set.
3670 2008-09-04 Ian Lance Taylor <iant@google.com>
3672 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
3673 or REG_LABEL_TARGET.
3674 * calls.c (emit_library_call_value_1): Use MEM_P rather than
3675 comparing MODE with MEM.
3676 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
3677 comparing with GF_PREDICT_TAKEN.
3678 (gimple_get_lhs): Change code to enum gimple_code.
3679 (gimple_set_lhs): Likewise.
3680 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
3681 * omp-low.c (find_omp_clause): Change kind parameter to enum
3683 * tree-flow.h (find_omp_clause): Update declaration.
3684 * regrename.c (clear_dead_regs): Change kind parameter to enum
3686 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
3688 * see.c (see_get_extension_data): Change return type to enum
3689 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
3690 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
3691 (see_gen_normalized_extension): Change extension_code parameter to
3693 (see_seek_pre_extension_expr): Change extension_code to enum
3695 (see_merge_one_def_extension): Likewise.
3696 (see_handle_relevant_defs): Likewise.
3697 (see_handle_relevant_uses): Likewise.
3698 (see_analyze_one_def): Likewise.
3699 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
3700 GIMPLE_ASM rather than ASM_EXPR.
3701 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
3702 GIMPLE_RETURN rather than RETURN_EXPR.
3703 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
3704 (evaluate_stmt): Likewise.
3705 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
3706 to enum vect_relevant.
3707 (vect_mark_stmts_to_be_vectorized): Change assertion to not
3708 compare gimple codes with tree codes.
3710 2008-09-04 Paul Brook <paul@codesourcery.com>
3712 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
3714 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3716 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
3717 pointer check lost in the recent no-unit-at-a-time patch.
3719 2008-09-04 Jan Hubicka <jh@suse.cz>
3722 * tree-switch-conversion.c (check_final_bb): Accept only IP
3725 2008-09-04 Jan Hubicka <jh@suse.cz>
3727 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
3729 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
3730 using_ranges argument.
3731 (vrp_evaluate_conditional): Avoid bogus warning for type range.
3732 (vrp_visit_cond_stmt): Update call of
3733 vrp_evaluate_conditional_warnv_with_ops
3735 2008-09-04 Jan Hubicka <jh@suse.cz>
3737 PR tree-optimization/37345
3738 PR tree-optimization/37358
3739 PR tree-optimization/37357
3740 * tree.c (build_function_type_skip_args): Build distinct type copy;
3742 (build_function_decl_skip_args): Set type of new decl not orig decl;
3743 clear DECL_VINDEX for methods turned into functions.
3745 2008-09-04 Nick Clifton <nickc@redhat.com>
3747 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
3748 * configure: Regenerate.
3749 * config.in: Regenerate.
3750 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
3751 alignment field, if it is supported.
3753 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
3755 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
3758 2008-09-03 David Edelsohn <edelsohn@gnu.org>
3760 * config/rs6000/rs6000.c (processor_target_table): Do not
3761 enable VMX for POWER6.
3763 2008-09-03 Anton Blanchard <anton@samba.org>
3765 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
3766 emit memory barrier before operation.
3768 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
3771 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
3772 default_elf_asm_output_external.
3774 2008-09-03 Jeff Law <law@redhat.com>
3776 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
3778 2008-09-03 Richard Henderson <rth@redhat.com>
3780 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
3781 memory barrier to below the test-and-set.
3782 (alpha_split_lock_test_and_set_12): Likewise.
3784 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3788 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
3791 * ira-color.c (print_loop_title): Use all_allocnos.
3792 (color_pass): Ditto. Don't add border_allocnos. Check that
3793 subloop allocno in the correspdoning bitmap all_allocnos.
3795 * ira-emit.c (change_loop): Use all_allocnos.
3797 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
3798 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
3799 (create_cap_allocno): Remove setting mentioned_allocnos.
3800 (create_insn_allocnos): Ditto.
3801 (remove_unnecessary_allocnos): Use all_allocnos.
3802 (check_allocno_creation): Check that allocnos are in the
3803 corresponding bitmap all_allocnos.
3805 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3809 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
3810 (process_regs_for_copy): Process subregs. Refine check when cost
3811 is taken into account in ira-costs.c.
3812 (process_reg_shuffles): Use REG_SUBREG_P.
3813 (add_insn_allocno_copies): Ditto. Ignore modes.
3815 * ira-color.c (conflict_allocno_vec): New.
3816 (COST_HOP_DIVISOR): New macro.
3817 (update_copy_costs_1): Use it.
3818 (update_conflict_hard_regno_costs): New function.
3819 (assign_hard_reg): Use it.
3820 (ira_color): Allocate and free conflict_allocno_vec.
3822 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3826 * ira-int.h (ira_sort_insn_chain): Remove.
3828 * ira.c (basic_block_order_nums, chain_insn_order,
3829 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
3830 (ira): Don't call ira_sort_insn_chain.
3832 * reload1.c (reload): Don't call ira_sort_insn_chain.
3834 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3837 * cgraphunit.c (update_call_expr): Remove eh regions from statements
3838 which become non throw.
3839 (cgraph_function_versioning): Also clear DECL_WEAK. Call
3840 update_call_expr after updating the flags on the decl.
3842 2008-09-03 Jan Hubicka <jh@suse.cz>
3844 PR tree-optimization/37315
3845 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
3846 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
3847 (cgraph_analyze_functions): Use node->analyzed
3848 (cgraph_mark_functions_to_output): Likewise.
3849 (cgraph_expand_function): All functions can be released after
3851 (cgraph_optimize): Use gimple_has_body_p.
3852 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
3853 (cgraph_decide_inlining_incrementally): Likewise.
3854 (inline_transform): Inline transform.
3855 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
3857 (inlinable_function_p): Drop gimple_body check.
3858 (expand_call_inline): Use gimple_has_body_p.
3859 * gimple.c (gimple_has_body_p): New.
3860 * gimple.h (gimple_has_body_p): Add prototype.
3861 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
3862 (dump_function_to_file): Use gimple_has_body_p check.
3864 2008-09-03 Jakub Jelinek <jakub@redhat.com>
3867 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
3869 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
3871 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3873 From Michael Frysinger <michael.frysinger@analog.com>
3874 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
3875 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
3878 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
3881 * doc/extend.texi: Document picoChip builtin functions.
3882 * doc/invoke.texi: Document picoChip options.
3883 * doc/contrib.texi: Add picoChip contribution.
3884 * doc/md.texi: Document picoChip constraints.
3885 * config.gcc: Add picochip-*-*.
3886 * config/picochip/: Add new port.
3888 2008-09-03 Richard Guenther <rguenther@suse.de>
3890 PR tree-optimization/37328
3891 * tree-sra.c (sra_build_assignment): Gimplify properly.
3892 (generate_copy_inout): Take the correct stmt as definition,
3893 remove bogus assert.
3895 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3897 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
3900 From Michael Frysinger <michael.frysinger@analog.com>
3901 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
3903 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
3905 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
3906 (__gthread_setspecific): Revert 2008-08-31 change to
3907 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
3909 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
3911 * diagnostic.c (error_at): New.
3912 * toplev.h (error_at): New prototype.
3913 * c-typeck.c (build_array_ref): Call error_at instead of error.
3914 Pass location to pedwarn.
3916 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
3918 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
3920 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3922 * dwarf2out.c (tree_add_const_value_attribute): Only handle
3923 VAR_DECL and CONST_DECL.
3925 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3926 Jakub Jelinek <jakub@redhat.com>
3928 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
3929 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
3930 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
3931 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
3932 Don't set ix86_save_varrargs_registers.
3933 (ix86_setup_incoming_varargs): Assume cum != NULL.
3934 (ix86_va_start): Check ix86_varargs_gpr_size and
3935 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
3936 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
3937 from frame pointer if ix86_varargs_gpr_size == 0.
3938 (ix86_compute_frame_layout): Updated.
3939 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
3940 (ix86_varargs_gpr_size): Define.
3941 (ix86_varargs_fpr_size): Likewise.
3942 (machine_function): Remove save_varrargs_registers.
3943 Add varargs_gpr_size and varargs_fpr_size.
3945 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3947 * config/alpha/alpha.c (va_list_skip_additions,
3948 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
3949 (alpha_gimplify_va_arg): Call unshare_expr on second use of
3952 PR tree-optimization/36766
3953 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
3954 for already removed basic blocks.
3957 * real.c (real_maxval): Clear a lower bit to make real_maxval
3958 match get_max_float for IBM long double format.
3960 2008-09-02 Andreas Schwab <schwab@suse.de>
3962 * configure.ac: Use m4_quote to quote the expansion of m4_do.
3963 * configure: Regenerate.
3965 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
3967 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
3968 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
3969 checking for a non-VOID CONSTANT_P.
3971 2008-09-02 Jan Hubicka <jh@suse.cz>
3973 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
3974 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
3977 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3979 * expr.c (emit_group_store): Don't assert stack temp mode size.
3981 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
3982 Tobias Grosser <grosser@fim.uni-passau.de>
3983 Jan Sjodin <jan.sjodin@amd.com>
3984 Harsha Jagasia <harsha.jagasia@amd.com>
3985 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3986 Konrad Trifunovic <konrad.trifunovic@inria.fr>
3987 Adrien Eliche <aeliche@isty.uvsq.fr>
3989 Merge from graphite branch.
3992 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
3993 * doc/invoke.texi (-floop-block, -floop-interchange,
3994 -floop-strip-mine): Document new flags.
3995 * tree-into-ssa.c (gimple_vec): Moved...
3996 * tree-loop-distribution.c (rdg_component): Moved...
3997 * cfgloopmanip.c: Include tree-flow.h.
3998 (update_dominators_in_loop): New.
3999 (create_empty_if_region_on_edge): New.
4000 (create_empty_loop_on_edge): New.
4001 (loopify): Use update_dominators_in_loop.
4002 * tree-pass.h (pass_graphite_transforms): Declared.
4003 * configure: Regenerate.
4004 * tree-phinodes.c (make_phi_node): Export.
4005 (add_phi_node_to_bb): New, split from create_phi_node.
4006 * tree-chrec.c (for_each_scev_op): New.
4007 * tree-chrec.h (for_each_scev_op): Declared.
4008 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4009 (remove_statement): Call get_phi_with_result.
4010 * config.in (HAVE_cloog): Undef.
4011 * gdbinit.in (pgg): New.
4012 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
4013 * tree-ssa-loop.c (graphite_transforms): New.
4014 (gate_graphite_transforms): New.
4015 (pass_graphite_transforms): New.
4016 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
4017 HAVE_cloog): Defined.
4018 * tree-vectorizer.c (rename_variables_in_bb): Export.
4019 * tree-data-ref.c (dr_may_alias_p): Export.
4020 (stmt_simple_memref_p): New.
4021 (find_data_references_in_stmt): Export.
4022 (find_data_references_in_loop): Export.
4023 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
4024 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
4025 (create_rdg_vertices): Export.
4026 (build_empty_rdg): New.
4027 (build_rdg): Call build_empty_rdg. Free dependence_relations.
4028 * tree-data-ref.h (rdg_component): ... here.
4030 (struct data_reference): Add a field scop.
4032 (find_data_references_in_loop): Declared.
4033 (find_data_references_in_stmt): Declared.
4034 (create_rdg_vertices): Declared.
4035 (dr_may_alias_p): Declared.
4036 (stmt_simple_memref_p): Declared.
4037 (struct rdg_edge): Add a field ddr_p relation.
4038 (build_empty_rdg): Declared.
4039 * lambda.h (lambda_matrix): Declare a VEC of.
4040 (find_induction_var_from_exit_cond): Declared.
4041 (lambda_vector_compare): New.
4042 * common.opt (fgraphite, floop-strip-mine,
4043 floop-interchange, floop-block): New flags.
4044 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4045 * cfgloop.c (is_loop_exit): New.
4046 * cfgloop.h (is_loop_exit): Declared.
4047 (create_empty_if_region_on_edge): Declared.
4048 (create_empty_loop_on_edge): Declared.
4049 * tree-flow.h (add_phi_node_to_bb): Declared.
4050 (make_phi_node): Declared.
4051 (rename_variables_in_bb): Declared.
4052 (perfect_loop_nest_depth): Declared.
4053 (graphite_transform_loops): Declared.
4054 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4055 (graphite.o-warn): Add -Wno-error.
4056 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4057 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4058 (INCLUDES): Add PPLINC, CLOOGINC.
4059 (OBJS-common): Add graphite.o.
4060 (graphite.o): Add rule.
4061 * gimple.h (gimple_vec): ... here.
4062 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4063 * passes.c (init_optimization_passes): Schedule
4064 pass_graphite_transforms.
4066 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4069 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4070 and -fno-toplevel-reorder after handle_options.
4072 2008-09-02 Paul Brook <paul@codesourcery.com>
4074 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4075 (arm_override_options): Set arm_tune_cortex_a9.
4076 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4077 (arm_issue_rate): Handle cortexa9.
4078 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4079 * config/arm/arm-cores.def: Add cortex-a9.
4080 * config/arm/arm-tune.md: Regenerate.
4081 * config/arm/arm.md: Include cortex-a9.md.
4082 (generic_sched, generic_vfp): Add cortexa9.
4083 * config/arm/cortex-a9.md: New file.
4085 2008-09-02 Richard Guenther <rguenther@suse.de>
4087 PR tree-optimization/37327
4088 * tree-vrp.c (register_new_assert_for): Make sure to not have
4089 TREE_OVERFLOW set on the bound.
4091 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4093 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4095 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4096 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4099 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4101 * gcc/config/spu/spu.md (divdf3): Removed.
4103 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4105 PR tree-optimization/37095
4106 * cgraph.c (cgraph_node): When creating new cgraph node after
4107 assembler_name_hash has been populated, record it in the hash
4110 2008-09-01 Paul Brook <paul@codesourcery.com>
4112 * doc/invoke.texi: Document -mword-relocations.
4113 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4114 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4115 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4116 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4117 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4118 (arm_emit_movpair): New function.
4119 (arm_print_operand <c>): Handle sybolic addresses.
4120 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4121 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4122 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4123 * config/arm/arm.opt: Add -mword-relocations.
4124 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4125 (arm_movt, arm_movw): New.
4127 2008-09-01 Paul Brook <paul@codesourcery.com>
4129 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4130 Allow Interworking on ARMv4 EABI based targets.
4131 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4132 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4134 2008-09-01 Paul Brook <paul@codesourcery.com>
4136 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4137 optimized LT0 test. Remove optimization for GT.
4139 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4141 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4142 openmp applications.
4143 * pa-hpux11.h (LIB_SPEC): Likewise.
4145 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4148 2008-09-01 Jan Hubicka <jh@suse.cz>
4150 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4151 present, use only counts; when guessed use only frequencies.
4152 (estimate_bb_frequencies): Use function_frequency.
4153 * profile.c (compute_branch_probabilities): Exit early when
4154 profile reading failed. Set profile_status.
4155 (branch_prob): Do not set profile_status.
4157 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4159 * tree.c (protected_set_expr_location): New.
4160 * tree.h (protected_set_expr_location): New prototype.
4161 * c-tree.h (build_array_ref): Add argument.
4162 (parser_build_unary_op): Same.
4163 * c-typeck.c (build_indirect_ref): Handle new location argument.
4164 (build_array_ref): Same.
4165 (parser_build_unary_op): Same.
4166 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4168 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4170 * c-common.c (finish_label_address_expr): Handle new location argument.
4171 * c-common.h (build_indirect_ref): Add argument.
4172 (finish_label_address_expr): Same.
4173 * c-parser.c (c_parser_unary_expression): Pass location to build
4175 (c_parser_postfix_expression): Same.
4177 2008-09-01 Paul Brook <paul@codesourcery.com>
4179 * config/arm/arm.md: Include cortex-r4f.md.
4180 (attr fpu): Update type list.
4181 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4182 fconstd, fcmps and fcmpd.
4183 (attr tune_cortexr4): Define.
4184 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4185 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4186 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4187 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4188 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4189 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4190 cortex_a8_vfp_farith: Ditto.
4191 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4192 * config/arm/cortex-r4.md: Use tune_cortexr4.
4193 * config/arm/cortex-r4f.md: New file.
4195 2008-09-01 Richard Guenther <rguenther@suse.de>
4197 PR tree-optimization/37305
4198 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4199 the result of constant conversions.
4200 (fold_gimple_assign): Likewise.
4202 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4204 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4205 #ifdef ENABLE_CHECKING.
4207 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4209 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4210 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4211 when !INSN_SCHEDULING.
4213 2008-09-01 Andreas Schwab <schwab@suse.de>
4215 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4217 2008-09-01 Paul Brook <paul@codesourcery.com>
4219 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4221 2008-09-01 Jan Hubicka <jh@suse.cz>
4223 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4225 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4227 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4228 * gimplify.c (gimplify_init_constructor): Add speed operand.
4229 * tree-sra.c (decide_block_copy): Likewise.
4230 * tree-inline.c (estimate_move_cost): Likewise.
4231 * config/alpha/alpha.h (MOVE_RATIO): Update.
4232 * config/frv/frv.c (MOVE_RATIO): Update.
4233 * config/spu/spu.h (MOVE_RATIO): Update.
4234 * config/sparc/sparc.h (MOVE_RATIO): Update.
4235 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4236 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4237 * config/cris/cris.h (MOVE_RATIO): Update.
4238 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4239 * config/arm/arm.h (MOVE_RATIO): Update.
4240 * config/pa/pa.md: Update uses of MOVE_RATIO
4241 * config/pa/pa.h (MOVE_RATIO): Update.
4242 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4243 CLEAR_RATIO, SET_RATIO): Update.
4244 * config/h8300/h8300.h (MOVE_RATIO): Update.
4245 * config/v850/v850.h (MOVE_RATIO): Update.
4246 * config/bfin/bfin.h (MOVE_RATIO): Update.
4248 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4249 Dmitry Melnik <dm@ispras.ru>
4250 Dmitry Zhurikhin <zhur@ispras.ru>
4251 Alexander Monakov <amonakov@ispras.ru>
4252 Maxim Kuvyrkov <maxim@codesourcery.com>
4254 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4255 sel-sched-dump.c, sel-sched-ir.c: New files.
4256 * Makefile.in (OBJS-common): Add selective scheduling object files.
4257 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4258 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4259 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4260 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4261 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4262 (make_forwarder_block): Update loop latch if we have redirected
4263 the loop latch edge.
4264 * cfgloop.c (get_loop_body_in_custom_order): New function.
4265 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4266 (CP_FALLTHRU_PREHEADERS): Likewise.
4267 (get_loop_body_in_custom_order): Declare.
4268 * cfgloopmanip.c (has_preds_from_loop): New.
4269 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4270 Assert that the preheader edge will be fall thru when it is set.
4271 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4272 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4273 fsel-sched-substitution, fselective-scheduling): New flags.
4274 * cse.c (hash_rtx_cb): New.
4276 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4277 sel_sched_insn_cnt): New counters.
4278 * final.c (compute_alignments): Export. Free dominance
4279 info after loop_optimizer_finalize.
4280 * genattr.c (main): Output maximal_insn_latency prototype.
4281 * genautomata.c (output_default_latencies): New.
4282 Factor its code from ...
4283 (output_internal_insn_latency_func): ... here.
4284 (output_internal_maximal_insn_latency_func): New.
4285 (output_maximal_insn_latency_func): New.
4286 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4287 (struct hard_reg_set_iterator): New.
4288 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4289 hard_reg_set_iter_next): New functions.
4290 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4291 * lists.c (remove_free_INSN_LIST_node,
4292 remove_free_EXPR_LIST_node): New functions.
4293 * loop-init.c (loop_optimizer_init): When
4294 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4295 calling create_preheaders.
4296 (loop_optimizer_finalize): Do not verify flow info after reload.
4297 * recog.c (validate_replace_rtx_1): New parameter simplify.
4298 Default it to true. Update all uses. Factor out simplifying
4300 (simplify_while_replacing): ... this new function.
4301 (validate_replace_rtx_part,
4302 validate_replace_rtx_part_nosimplify): New.
4303 * recog.h (validate_replace_rtx_part,
4304 validate_replace_rtx_part_nosimplify): Declare.
4305 * rtl.c (rtx_equal_p_cb): New.
4306 (rtx_equal_p): Use it.
4307 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4308 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4309 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4310 * vecprim.h: Add a vector type for unsigned int.
4311 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4312 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4313 ready_try, cycle_issued_insns, spec_info): Make global.
4314 (readyp): Initialize.
4315 (dfa_lookahead): New global variable.
4316 (old_max_uid, old_last_basic_block): Remove.
4317 (h_i_d): Make it a vector.
4318 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4320 (after_recovery, adding_bb_to_current_region_p):
4321 New variables to handle correct insertion of the recovery code.
4322 (struct ready_list): Move declaration to sched-int.h.
4323 (rgn_n_insns): Removed.
4324 (rtx_vec_t): Move to sched-int.h.
4325 (find_insn_reg_weight): Remove.
4326 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4327 (haifa_init_h_i_d, haifa_finish_h_i_d):
4328 New functions to initialize / finalize haifa instruction data.
4329 (extend_h_i_d, init_h_i_d): Rewrite.
4330 (unlink_other_notes): Move logic to add_to_note_list. Handle
4331 selective scheduler.
4332 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4333 find_fallthru_edge): Make global, remove static prototypes.
4334 (max_issue): Make global. Add privileged_n and state parameters. Use
4336 (extend_global, extend_all): Removed.
4337 (init_before_recovery): Add new param. Fix the handling of the case
4338 when we insert a recovery code before the EXIT which has a predecessor
4339 with a fallthrough edge to it.
4340 (create_recovery_block): Make global. Rename to
4341 sched_create_recovery_block. Update.
4342 (change_pattern): Rename to sched_change_pattern. Make global.
4343 (speculate_insn): Rename to sched_speculate_insn. Make global.
4344 Split haifa-specific functionality into ...
4345 (haifa_change_pattern): New static function.
4346 (sched_extend_bb): New static function.
4347 (sched_init_bbs): New function.
4348 (current_sched_info): Change type to struct haifa_sched_info.
4349 (insn_cost): Adjust for selective scheduling.
4350 (dep_cost_1): New function. Move logic from ...
4351 (dep_cost): ... here.
4352 (dep_cost): Use dep_cost_1.
4353 (contributes_to_priority_p): Use sched_deps_info instead of
4355 (priority): Adjust to work with selective scheduling. Process the
4356 corner case when all dependencies don't contribute to priority.
4357 (rank_for_schedule): Use ds_weak instead of dep_weak.
4358 (advance_state): New function. Move logic from ...
4359 (advance_one_cycle): ... here.
4360 (add_to_note_list, concat_note_lists): New functions.
4361 (rm_other_notes): Make static. Adjust for selective scheduling.
4362 (remove_notes, restore_other_notes): New functions.
4363 (move_insn): Add two arguments. Update assert. Don't call
4365 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4366 Remove more_issue, max_points. Move the code to initialize
4367 max_lookahead_tries to max_issue.
4368 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4369 ready. Adjust use of move_insn. Call restore_other_notes.
4371 (sched_init, sched_finish): Move Haifa-specific initialization/
4373 (haifa_sched_init, haifa_sched_finish): ... respectively.
4375 (setup_sched_dump): New function.
4376 (haifa_init_only_bb): New static function.
4377 (haifa_speculate_insn): New static function.
4378 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4379 (extend_ready, extend_all): Remove.
4380 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4381 (create_check_block_twin, add_to_speculative_block): Use
4382 haifa_insns_init instead of extend_global. Update to use new
4383 initialization functions. Change parameter. Factor out code from
4384 create_check_block_twin to ...
4385 (sched_create_recovery_edges) ... this new function.
4386 (add_block): Remove.
4387 (sched_scan_info): New.
4388 (extend_bb): Use sched_scan_info.
4389 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4390 static functions for walking through scheduling region.
4391 (sched_luids): New vector variable to replace uid_to_luid.
4392 (luids_extend_insn): New function.
4393 (sched_max_luid): New variable.
4394 (luids_init_insn): New function.
4395 (sched_init_luids, sched_finish_luids): New functions.
4396 (insn_luid): New debug function.
4397 (sched_extend_target): New function.
4398 (haifa_init_insn): New static function.
4399 (sched_init_only_bb): New hook.
4400 (sched_split_block): New hook.
4401 (sched_split_block_1): New function.
4402 (sched_create_empty_bb): New hook.
4403 (sched_create_empty_bb_1): New function.
4404 (common_sched_info, ready): New global variables.
4405 (current_sched_info_var): Remove.
4406 (move_block_after_check): Use common_sched_info.
4407 (haifa_luid_for_non_insn): New static function.
4408 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4409 (increase_insn_priority): New.
4410 * modulo-sched.c: (issue_rate): Remove static declaration.
4411 (sms_sched_info): Change type to haifa_sched_info.
4412 (sms_sched_deps_info, sms_common_sched_info): New variables.
4413 (setup_sched_infos): New.
4414 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4415 Do not call regstat_free_calls_crossed.
4416 (sms_print_insn): Use const_rtx.
4417 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4418 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4419 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4420 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4421 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4422 current_sched_info to use it.
4423 (enum reg_pending_barrier_mode): Move to sched-int.h.
4424 (h_d_i_d): New variable. Initialize to NULL.
4425 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4427 (estimate_dep_weak): Remove static declaration.
4428 (sched_has_condition_p): New function. Adjust users of
4429 sched_get_condition to use it instead.
4430 (conditions_mutex_p): Add arguments indicating which conditions are
4432 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4433 argument to indicate whether returned condition is reversed. Do not
4434 generate new rtx when condition should be reversed; indicate it by
4435 setting new argument instead.
4436 (add_dependence_list_and_free): Add deps parameter.
4437 Update all users. Do not free dependence list when
4438 deps context is readonly.
4439 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4441 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4442 (remove_from_deps): New. Use the above functions.
4443 (cur_insn, can_start_lhs_rhs_p): New static variables.
4444 (add_or_update_back_dep_1): Initialize present_dep_type.
4445 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4446 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4447 haifa_note_dep): New functions implementing dependence hooks for
4448 the Haifa scheduler.
4449 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4450 note_dep): New functions.
4451 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4453 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4454 (free_deps): Initialize deps->reg_last.
4455 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4456 sched_analyze_insn): Update to use dependency hooks infrastructure
4457 and readonly contexts.
4458 (deps_analyze_insn): New function. Move part of logic from ...
4459 (sched_analyze): ... here. Also move some logic to ...
4460 (deps_start_bb): ... here. New function.
4461 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4463 (sched_deps_init): New function. Move code from ...
4464 (init_dependency_caches): ... here. Remove.
4465 (init_deps_data_vector): New.
4466 (sched_deps_finish): New function. Move code from ...
4467 (free_dependency_caches): ... here. Remove.
4468 (init_deps_global, finish_deps_global): Adjust for use with
4469 selective scheduling.
4470 (get_dep_weak): Move logic to ...
4471 (get_dep_weak_1): New function.
4472 (ds_merge): Move logic to ...
4473 (ds_merge_1): New static function.
4474 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
4475 (ds_get_max_dep_weak): New function.
4476 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
4477 (n_insns): Rename to rgn_n_insns.
4478 (debug_ebb_dependencies): New function.
4479 (init_ready_list): Use it.
4480 (begin_schedule_ready): Use sched_init_only_bb.
4481 (ebb_print_insn): Indicate when an insn starts a new cycle.
4482 (contributes_to_priority, compute_jump_reg_dependencies,
4483 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
4484 (add_block1): Remove to ebb_add_block.
4485 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
4486 (schedule_ebb): Initialize them. Use remove_notes instead of
4487 rm_other_notes. Use haifa_local_init/finish.
4488 (schedule_ebbs): Use haifa_sched_init/finish.
4489 * sched-int.h: Include vecprim.h, remove rtl.h.
4490 (struct ready_list): Delete declaration.
4491 (sched_verbose_param, enum sched_pass_id_t,
4492 bb_vec_t, insn_vec_t, rtx_vec_t): New.
4493 (struct sched_scan_info_def): New structure.
4494 (sched_scan_info, sched_scan, sched_init_bbs,
4495 sched_init_luids, sched_finish_luids, sched_extend_target,
4496 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
4497 (struct common_sched_info_def): New.
4498 (common_sched_info, haifa_common_sched_info,
4499 sched_emulate_haifa_p): Declare.
4501 (sched_luids): Declare.
4502 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
4503 (sched_max_luid, insn_luid): Declare.
4504 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
4505 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
4506 print_insn, print_pattern, print_value, haifa_classify_insn,
4507 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
4508 setup_sched_dump, sched_init, sched_finish,
4509 sel_insn_is_speculation_check): Export.
4510 (struct ready_list): Move from haifa-sched.c.
4511 (ready_try, ready, max_issue): Export.
4512 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
4513 sched_init_only_bb, sched_split_block, sched_split_block_1,
4514 sched_create_empty_bb, sched_create_empty_bb_1,
4515 sched_create_recovery_block, sched_create_recovery_edges): Export.
4516 (enum reg_pending_barrier_mode): Export.
4517 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
4519 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
4520 print_insn field. Move add_block and fix_recovery_cfg to
4521 common_sched_info_def. Move compute_jump_reg_dependencies,
4523 (struct sched_deps_info_def): ... this new structure.
4524 (sched_deps_info): Declare.
4525 (struct spec_info_def): Remove weakness_cutoff, add
4526 data_weakness_cutoff and control_weakness_cutoff.
4527 (spec_info): Declare.
4528 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
4530 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
4531 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
4532 (current_sched_info): Change type to struct haifa_sched_info.
4533 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
4534 (h_d_i_d): New variable.
4535 (HDID): New accessor macro.
4536 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
4537 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
4539 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
4540 (enum SCHED_FLAGS): Update for selective scheduler.
4541 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
4542 (init_dependency_caches, free_dependency_caches): Delete declarations.
4543 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
4544 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
4545 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
4546 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
4547 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
4549 (rm_other_notes): Delete declaration.
4550 (schedule_block): Remove one argument.
4551 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
4552 ready_element, ready_lastpos, sched_extend_ready_list,
4553 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
4554 concat_note_lists): Export.
4555 (struct region): Move from sched-rgn.h.
4556 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4557 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4558 BLOCK_TO_BB, CONTAINING_RGN): Export.
4559 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
4560 (current_nr_blocks, current_blocks, target_bb): Likewise.
4561 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
4562 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
4563 sched_rgn_local_init, extend_regions,
4564 rgn_make_new_region_out_of_new_block, compute_priorities,
4565 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
4566 extend_rgns, deps_join rgn_setup_common_sched_info,
4567 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
4568 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
4569 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
4570 increase_insn_priority): Likewise.
4571 * sched-rgn.c: Include sel-sched.h.
4572 (ref_counts): New static variable. Use it ...
4573 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
4574 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
4575 (sched_is_disabled_for_current_region_p): Delete static declaration.
4576 (struct region): Move to sched-int.h.
4577 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4578 ebb_head): Define and initialize.
4579 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4580 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
4581 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
4583 (find_single_block_region): Add new argument to indicate that EBB
4584 regions should be constructed.
4585 (debug_live): Delete declaration.
4586 (current_nr_blocks, current_blocks, target_bb):
4587 Remove static qualifiers.
4588 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
4590 (init_regions): Delete declaration.
4591 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
4592 rgn_estimate_number_of_insns): New.
4593 (too_large): Use estimate_number_of_insns.
4594 (haifa_find_rgns): New. Move the code from ...
4595 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
4596 (free_trg_info): New.
4597 (compute_trg_info): Allocate candidate tables here instead of ...
4598 (init_ready_list): ... here.
4599 (rgn_print_insn): Use const_rtx.
4600 (contributes_to_priority, extend_regions): Delete static declaration.
4601 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
4602 (add_block1): Rename to rgn_add_block.
4603 (debug_rgn_dependencies): Delete static qualifier.
4604 (new_ready): Use sched_deps_info. Simplify.
4605 (rgn_common_sched_info, rgn_const_sched_deps_info,
4606 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
4608 (region_sched_info): Rename to rgn_const_sched_info.
4609 (deps_join): New, extracted from ...
4610 (propagate_deps): ... here.
4611 (compute_block_dependences, debug_dependencies): Update for selective
4613 (free_rgn_deps, compute_priorities): New functions.
4614 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
4615 sched_rgn_compute_dependencies): New functions.
4616 (schedule_region): Use them.
4617 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
4618 rgn_setup_common_sched_info, rgn_setup_sched_infos):
4620 (schedule_insns): Call new functions that were split out.
4621 (rgn_make_new_region_out_of_new_block): New.
4622 (get_rgn_sched_max_insns_priority): New.
4623 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
4624 scheduling when appropriate.
4625 * sched-vis.c: Include insn-attr.h.
4626 (print_value, print_pattern): Make global.
4627 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
4628 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
4629 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
4630 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
4631 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
4632 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
4633 hooks. Initialize them to 0.
4634 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
4635 * target.h (struct gcc_target): Add them. Rename gen_check field to
4637 * flags.h (sel_sched_switch_set): Declare.
4638 * opts.c (sel_sched_switch_set): New variable.
4639 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
4640 pipelining is disabled from command line.
4641 (common_handle_option): Record whether selective scheduling is
4642 requested from command line.
4643 * doc/invoke.texi: Document new flags and parameters.
4644 * doc/tm.texi: Document new target hooks.
4645 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
4647 (dfa_state_size): Do not declare locally.
4648 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
4649 * config/rs6000/rs6000.c (rs6000_init_sched_context,
4650 rs6000_alloc_sched_context, rs6000_set_sched_context,
4651 rs6000_free_sched_context): New functions.
4652 (struct _rs6000_sched_context): New.
4653 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
4655 (rs6000_sched_finish): Do not run for selective scheduling.
4657 2008-08-31 Jan Hubicka <jh@suse.cz>
4659 * frv.c (frv_rtx_costs): Update forward declaration.
4660 * spu.c (spu_rtx_costs): Likewise.
4661 * pdp11.c: Include df.h
4662 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
4663 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
4664 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
4665 * iq2000.c (iq2000_address_cost): Add speed argument.
4666 (iq2000_rtx_costs): Likewise.
4667 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
4668 update call of mn10300_address_cost.
4669 * mcore.c: Include df.h
4670 (mcore_rtx_costs): Update prototype.
4671 * score3.c: Include df.h
4672 (score3_rtx_costs): Remove speed argument.
4673 * score7.c: Include df.h
4674 (score7_address_cost): Remove speed argument.
4675 * score-protos.h (score_address_cost): Update prototype.
4676 * score.c: Include df.h
4677 (score_rtx_costs): Update call of costs functions.
4678 * v850.c (v850_rtx_costs): Add bool argument.
4680 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
4682 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
4684 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4686 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
4687 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
4689 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4691 * mkmap-flat.awk: Add option pe_dll.
4692 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
4693 * config/i386/t-cygwin (SHLIB_LC): Add.
4694 * config/i386/t-mingw32 (SHLIB_LC): Add.
4695 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
4696 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
4697 (LINK_SPEC): Support libgcc_s.
4698 (LIBGCC_SPEC): Support libgcc_s.
4699 (LIBGCC_SONAME): New.
4701 2008-08-31 Jan Hubicka <jh@suse.cz>
4703 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
4704 mistakely had old version of patch.
4706 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
4707 (ipcp_estimate_growth): New.
4708 (ipcp_insert_stage): Use ipcp_estimate_growth.
4709 * profile.c (branch_prob): When reading failed, do not consider
4712 2008-08-31 Jan Hubicka <jh@suse.cz>
4714 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
4715 loop is optimized for speed.
4717 2008-08-31 Richard Guenther <rguenther@suse.de>
4720 * fold-const.c (fold_binary): Retain conversions in folding
4723 2008-08-31 Jan Hubicka <jh@suse.cz>
4725 * postreload-gcse.c (eliminate_partially_redundant_loads):
4726 Use optimize_bb_for_size_p.
4727 * predict.c (maybe_hot_frequency_p): Make inline.
4728 (maybe_hot_count_p): Break out from ...
4729 (maybe_hot_bb_p): ... this one.
4730 (maybe_hot_edge_p): Simplify.
4731 * basic-block.h (probably_cold_bb_p): Remove.
4733 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4736 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
4738 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
4739 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
4740 Also split V4SFmode.
4741 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
4744 2008-08-31 Jan Hubicka <jh@suse.cz>
4746 * predict.c (PROB_VERY_LIKELY): Make small enough so things
4748 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
4750 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4753 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
4756 * dwarf2out.c (native_encode_initializer): Subtract min_index for
4757 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4759 2008-08-31 Jan Hubicka <jh@suse.cz>
4761 * sparc.h (BRANCH_COST): Fix macro definition.
4762 * avr.c (avr_operand_rtx_cost): Add speed argument.
4763 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
4765 2008-08-31 Richard Guenther <rguenther@suse.de>
4767 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
4768 types instead of operands. Re-instantiate verifying of
4769 binary expression operands.
4771 2008-08-30 Jan Hubicka <jh@suse.cz>
4773 * fwprop.c (should_replace_address): Add speed attribute.
4774 (PR_OPTIMIZE_FOR_SPEED): New flag.
4775 (propagate_rtx_1): Use it.
4776 (propagate_rtx): Set it.
4777 (try_fwprop_subst): Update call of rtx_costs.
4778 (forward_propagate_and_simplify): LIkewise.
4779 * hooks.c (hook_int_rtx_bool_0): New
4780 (hook_bool_rtx_int_int_intp_false): Replace by ...
4781 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4782 * hooks.h (hook_int_rtx_bool_0): New
4783 (hook_bool_rtx_int_int_intp_false): Replace by ...
4784 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4785 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
4786 (prepare_cmp_insn): UPdate call of rtx_cost.
4787 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
4788 (reload_cse_simplify_operands): Update call of rtx_cost.
4789 (reload_cse_move2add): call of rtx_cost.
4790 * target.h (struct gcc_target): Update rtx_costs and address_costs.
4791 * rtlanal.c (rtx_cost): Add speed argument.
4792 (address_cost): Add speed argument
4793 (default_address_cost): Likewise.
4794 (insn_rtx_cost): Likewise.
4795 * cfgloopanal.c (seq_cost): Add speed argument.
4796 (target_reg_cost, target_spill_cost): Turn to array.
4797 (init_set_costs): Update for speed.
4798 (estimate_reg_pressure_cost): Add speed argument.
4799 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
4800 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
4801 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
4802 (seq_cost): Add speed argument.
4803 (computation_cost): Add speed arugment.
4804 (add_cost, multiply_by_const, get_address_cost): add speed argument.
4805 (force_expr_to_var_cost): Update for profile info.
4806 (force_var_cost): Likewise.
4807 (split_address_cost): Likewise.
4808 (ptr_difference_cost): Likewise.
4809 (difference_cost): Likewise.
4810 (get_computation_cost_at): Likewise.
4811 (determine_iv_cost): Likewise.
4812 (ivopts_global_cost_for_size): Likewise.
4813 (rewrite_use_address): Likewise.
4814 (tree_ssa_iv_optimize_loop): Initialize speed field.
4815 * cse.c (optimize_this_for_speed_p): New static var.
4816 (notreg_cost): Update call of rtx_cost.
4817 (cse_extended_basic_block): set optimize_this_for_speed_p.
4818 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
4819 (noce_try_cmove_arith): Likewise.
4820 (noce_try_sign_mask): LIkewise.
4821 * expr.c (compress_float_constant): Update rtx_cost calls.
4822 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
4824 (addr_to_parts): Likewise.
4825 (create_mem_ref): Likewise.
4826 * dse.c (find_shift_sequence): Add speed argument.
4827 (replace_read): Update call.
4828 * calls.c (precompute_register_parameters): Update call of rtx_cost.
4829 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
4830 * neg_cost, shift_cost, shiftadd_cost,
4831 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
4832 mul_highpart_cost): Increase dimension.
4833 (init_expmed): Initialize for both size and speed.
4834 (expand_shift): Use profile.
4835 (synth_mult): Use profile.
4836 (choose_mult_variant): Use profile.
4837 (expand_mult): Use profile.
4838 (expand_mult_highpart_optab): Use profile.
4839 (expand_mult_highpart): Use profile.
4840 (expand_smod_pow2): Use profile.
4841 (expand_divmod): Use profile.
4842 * simplify-rtx.c (simplify_binary_operation_1): Update call of
4844 * loop-invariant.c (create_new_invariant): Use profile.
4845 (gain_for_invariant): Add speed parameter.
4846 (best_gain_for_invariant): Likewise.
4847 (find_invariants_to_move): Likewise.
4848 (move_single_loop_invariants): Set it.
4849 * target-def.h (TARGET_RTX_COSTS): Use hook.
4850 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
4851 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4852 * output.h (default_address_cost): Update prototype.
4853 * combine.c (optimize_this_for_speed_p): New static var.
4854 (combine_validate_cost): Update call of rtx_cost.
4855 (combine_instructions): Set optimize_this_for_speed_p.
4856 (expand_compound_operation): Update call of rtx_cost.
4857 (make_extraction):Update call of rtx_cost.
4858 (force_to_mode):Update call of rtx_cost.
4859 (distribute_and_simplify_rtx):Update call of rtx_cost.
4860 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
4861 (estimate_reg_pressure_cost): Update prototype.
4862 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
4863 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
4865 * config/alpha/alpha.c (alpha_rtx_costs): Update.
4866 (alpha_rtx_costs): Update.
4867 * config/frv/frv.c (frv_rtx_costs): Update.
4868 * config/s390/s390.c (s390_rtx_costs): Update.
4869 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
4870 (m32c_rtx_costs): Update.
4871 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
4872 (spu_rtx_costs): Update.
4873 * config/sparc/sparc.c (sparc_rtx_costs): Update.
4874 * config/m32r/m32r.c (m32r_rtx_costs): Update.
4875 * config/i386/i386.c (:ix86_address_cost): Update.
4876 (ix86_rtx_costs): Update.
4877 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
4878 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
4879 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
4880 * config/crx/crx.c (crx_address_cost): Update.
4881 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
4882 * config/stormy16/stormy16.c
4883 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
4884 * config/m68hc11/m68hc11.c
4885 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
4886 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
4887 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
4889 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
4891 * config/ia64/ia64.c (ia64_rtx_costs): Update.
4892 * config/m68k/m68k.c (m68k_rtx_costs): Update.
4893 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
4894 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
4895 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
4896 (mcore_rtx_costs): update.
4897 * config/score/score3.c (score3_rtx_costs): Update.
4898 * config/score/score7.c (score7_rtx_costs): Update.
4899 * config/score/score3.h (score3_rtx_costs):Update.
4900 * config/score/score7.h (score7_rtx_costs): Update.
4901 * config/score/score.c (score_rtx_costs): Update.
4902 * config/arm/arm.c (arm_address_cost): Update.
4903 (arm_rtx_costs_1): Update.
4904 (arm_rtx_costs_1): Update.
4905 (arm_size_rtx_costs): Update.
4906 (arm_size_rtx_costs): Update.
4907 (arm_size_rtx_costs): Update.
4908 (arm_xscale_rtx_costs): Update.
4909 (arm_thumb_address_cost): Update.
4910 * config/pa/pa.c (hppa_address_cost): Update.
4911 * config/mips/mips.c (mips_rtx_costs): Update.
4912 * config/vax/vax.c (vax_address_cost): Update.
4913 * config/h8300/h8300.c (h8300_shift_costs): Update.
4914 (h8300_rtx_costs): Update.
4915 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
4916 (v850_rtx_costs): Update.
4917 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
4918 * config/bfin/bfin.c
4919 (bfin_address_cost): Update.
4920 (bfin_rtx_costs): Update.
4921 * stmt.c (lshift_cheap_p): Update.
4923 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4926 * expmed.c (extract_bit_field_1): Check the mode size to make
4927 sure the vector modes have the same size.
4929 2008-08-29 Michael Meissner <gnu@the-meissners.org>
4931 * dojump.c (top level): Include basic-block.h to declare
4932 optimize_insn_for_speed_p
4934 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
4936 * opts.h (CL_SAVE): New option class for marking options that are
4937 target specific options usable in the target attribute.
4938 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
4940 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
4941 can easily find the target specific options that are safe to use
4942 in the attribute or pragma.
4944 * attribs.c (decl_attributes): Change #pragma GCC option to
4945 #pragma GCC target, and attribute((option(...))) to
4946 attribute((target(...))).
4948 * doc/extend.texi (target attribute): Change from option
4949 attribute. Delete push/pop/reset.
4950 (#pragma GCC target): Change from #pragma GCC option. Delete
4952 (#pragma GCC push_options): Document new pragma.
4953 (#pragma GCC pop_options): Document new pragma.
4954 (#pragma GCC reset_options): Document new pragma.
4956 * targhooks.c (default_target_option_valid_attribute_p): Add
4957 warning about port not supporting target attributes.
4958 (default_target_option_pragma_parse): New function, warn about
4959 #pragma GCC target not being supported.
4961 * targhooks.h (default_target_option_pragma_parse): Add
4964 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
4965 TI_CURRENT_OPTION_PRAGMA.
4966 (current_target_pragma): Rename from current_option_pragma.
4968 * target.h: (struct target_option): Delete booleans for changing
4969 the optimization level on hot/cold functions. Change signature of
4970 pragma_parse hook to take a second tree.
4972 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
4974 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
4975 that the declaration is done at global scope.
4977 * langhooks.c (add_builtin_function_common): Move most of the code
4978 from add_builtin_function here, calling the hook passed in.
4979 (add_builtin_function): Call add_builtin_function_common with
4980 standard builtin hook.
4981 (add_builtin_function_ext_scope): New function to add builtins to
4984 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
4986 (add_builtin_function_ext_scope): Add declaration.
4988 * c-pragma.c (handle_pragma_target): Rename from
4989 handle_pragma_option, #pragma GCC option is now #pragma GCC
4990 target. Move warning about port not supporting target options to
4991 default pragma parse hook. Remove push/pop/reset from this
4993 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
4994 (option_stack): Delete static variable.
4995 (optimize_stack): Ditto.
4996 (optons_stack): New stack of saved target and optimization
4998 (handle_pragma_push_options): New function to handle pushing both
4999 target and optimization options.
5000 (handle_pragma_pop_options): New function to handle popping both
5001 target and optimization options.
5002 (handle_pragma_reset_options): New function to handle resetting
5003 both target and optimization options to their initial state.
5004 (init_pragma): Rename handle_pragma_option to
5005 handle_pragma_target. Add support for push_options, pop_options,
5006 and reset_options pragmas.
5008 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
5009 default_target_option_pragma_parse.
5010 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
5011 default_target_option_valid_attribute_p.
5012 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5013 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5014 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
5015 optimization level on hot/cold functions.
5017 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
5018 if the caller and callee have different optimization levels.
5020 * c-common.c (handle_target_attribute): Rename from
5021 handle_option_attribute, attribute((option(...))) is now
5022 attribute((target(...))). Move warning if the port does not
5023 support target attributes to the default hook.
5024 (handle_hot_attribute): Delete code to change the optimization
5025 level of hot functions.
5026 (handle_cold_attribute): Ditto.
5028 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
5029 argument that is the binary tree options to use if there are no
5030 arguments. Call ix86_valid_target_attribute_tree instead of
5031 ix86_valid_option_attribute_tree.
5032 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
5033 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
5034 ix86_pragma_option_parse.
5036 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5037 Rename from ix86_valid_option_attribute_tree.
5039 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5040 new builtins when the ISA changes.
5041 (ix86_valid_target_attribute_tree): Rename from
5042 ix86_valid_option_attribute_tree. Change callers. If the
5043 function specified optimization options, use those as the starting
5044 point before setting up the target attributes. If the
5045 optimization options were changed in the course of setting the
5046 target attributes, record the new optimization options.
5047 (ix86_valid_target_attribute_tree_inner_p): Rename from
5048 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5049 ix86_add_new_builtins if the ISA changed.
5050 (ix86_valid_target_attribute_p): Rename from
5051 ix86_valid_option_attribute_p. Change callers.
5052 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5053 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5054 as delayed builtin functions.
5055 (struct builtin_isa): New structure to record builtin functions
5056 that should be delayed until the ISA for that function is used.
5057 (ix86_builtins_isa): Change from int to struct to track builtin
5058 functions we want to declare at some point.
5059 (def_builtin): If the front end can delay defining the builtin
5060 functions, don't create builtins for ISAs not part of the default
5062 (def_builtin_const): Ditto.
5063 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5064 __builtin_ia32_pcmov_v2di to be different builtin functions.
5065 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5066 a structure instead of an int.
5067 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5068 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5069 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5070 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5072 * config/ia64/ia64.h
5073 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5074 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5076 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5077 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5078 (LANG_HOOKS_INITIALIZER): Add
5079 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5081 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5084 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5085 the reload address with the index register for SFmode
5086 access with a displacement.
5088 2008-08-30 Jan Hubicka <jh@suse.cz>
5090 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5091 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5092 * dojump.c (do_jump): Likewise.
5093 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5094 (note-if_info): Add BRANCH_COST.
5095 (noce_try_store_flag_constants, noce_try_addcc,
5096 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5097 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5098 find_if_case_2): Use computed branch cost.
5099 * expr.h (BRANCH_COST): Update default.
5100 * predict.c (predictable_edge_p): New function.
5101 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5102 Update BRANCH_COST call.
5103 * basic-block.h (predictable_edge_p): Declare.
5104 * config/alpha/alpha.h (BRANCH_COST): Update.
5105 * config/frv/frv.h (BRANCH_COST): Update.
5106 * config/s390/s390.h (BRANCH_COST): Update.
5107 * config/spu/spu.h (BRANCH_COST): Update.
5108 * config/sparc/sparc.h (BRANCH_COST): Update.
5109 * config/m32r/m32r.h (BRANCH_COST): Update.
5110 * config/i386/i386.h (BRANCH_COST): Update.
5111 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5113 * config/sh/sh.h (BRANCH_COST): Update.
5114 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5115 * config/avr/avr.h (BRANCH_COST): Update.
5116 * config/crx/crx.h (BRANCH_COST): Update.
5117 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5118 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5119 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5120 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5121 * config/ia64/ia64.h (BRANCH_COST): Update.
5122 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5123 * config/arc/arc.h (BRANCH_COST): Update.
5124 * config/score/score.h (BRANCH_COST): Update.
5125 * config/arm/arm.h (BRANCH_COST): Update.
5126 * config/pa/pa.h (BRANCH_COST): Update.
5127 * config/mips/mips.h (BRANCH_COST): Update.
5128 * config/vax/vax.h (BRANCH_COST): Update.
5129 * config/h8300/h8300.h (BRANCH_COST): Update.
5130 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5131 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5132 * doc/tm.texi (BRANCH_COST): Update.
5134 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5137 * config/arm/arm.c (arm_optimization_options): Set
5138 flag_section_anchors to 2 instead of 1 to distinguish it from
5139 -fsection-anchors given explicitely on the command line.
5141 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5143 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5144 final insn of a split.
5146 2008-08-30 Jan Hubicka <jh@suse.cz>
5148 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5149 optimized for speed.
5150 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5151 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5152 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5153 flag_gcse_after_reload_set): New static vars.
5154 (common_handle_option): Enable those flags for profile-use.
5155 (decode_options): Remove optimize_size flags that are handled
5156 on higher granuality.
5157 * tree-vectorizer.c (vectorize_loops): Use
5158 optimize_loop_nest_for_speed_p.
5159 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5160 * tree-predcom.c (tree_predictive_commoning): Use
5161 optimize_loop_for_speed_p.
5162 * varasm.c (assemble_start_function): Use
5163 optimize_function_for_speed_p.
5164 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5165 * predict.c (optimize_loop_for_speed_p): Fix walk.
5167 2008-08-30 Jan Hubicka <jh@suse.cz>
5169 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5171 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5172 profile presence locally.
5174 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5177 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5178 versions before 4.0.
5180 2008-08-29 Jan Hubicka <jh@suse.cz>
5182 * tree-inline.c (insert_init_stmt): Insert sequence even when
5185 2008-08-29 Jeff Law <law@redhat.com>
5187 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5188 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5189 location and class is an FP register.
5191 2008-08-29 Jan Hubicka <jh@suse.cz>
5193 * see.c (see_merge_one_def_extension): Silence used uninitialized
5195 * matrix-reorg.c (check_allocation_function): Likewise.
5196 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5198 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5201 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5202 compute new & and | in type rather than TREE_TYPE (arg0).
5204 * dwarf2out.c (fortran_common): Update comment.
5205 (gen_variable_die): Swap com_die and var_die variables in Fortran
5206 COMMON block handling code.
5208 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5210 * dwarf2out.c (gen_const_die): New function.
5211 (size_of_die, value_format, output_die): Output larger
5212 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5213 (native_encode_initializer): New function.
5214 (tree_add_const_value_attribute): Call it.
5215 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5217 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5218 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5219 TREE_THIS_VOLATILE to add_type_attribute.
5221 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5223 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5226 * dwarf2out.c (loc_by_reference): New function.
5227 (add_location_or_const_value_attribute): Use it.
5230 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5231 as DW_TAG_variable children of DW_TAG_common_block rather than
5232 DW_TAG_member children. Put DW_AT_external to individual
5233 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5235 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5236 loc_descriptor_from_tree_1.
5240 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5241 arguments to imported_module_or_decl.
5242 (debug_nothing_tree_tree): Removed.
5243 (debug_nothing_tree_tree_tree_bool): New prototype.
5244 * debug.c (do_nothing_debug_hooks): Adjust.
5245 (debug_nothing_tree_tree): Removed.
5246 (debug_nothing_tree_tree_tree_bool): New function.
5247 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5248 (gen_variable_die): Put all common vars for the
5249 same COMMON block under one DW_TAG_common_block.
5250 (declare_in_namespace): Return new context_die, for Fortran
5251 return the module DIE instead of adding extra declarations into
5253 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5254 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5255 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5257 (dwarf2out_global_decl): Don't skip Fortran global vars.
5258 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5259 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5260 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5261 DW_TAG_imported_declaration as child of previous
5262 DW_TAG_imported_module.
5263 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5264 * sdbout.c (sdb_debug_hooks): Likewise.
5265 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5267 2008-08-29 Jan Hubicka <jh@suse.cz>
5269 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5271 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5272 * ipa-cp.c (n_cloning_candidates): New static variable.
5273 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5274 (ipcp_print_all_lattices): Improve debug output.
5275 (ipcp_cloning_candidate_p): New function.
5276 (ipcp_initialize_node_lattices): Use it.
5277 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5278 (ipcp_propagate_stage): Prettier debug output.
5279 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5280 (ipcp_print_all_structures): Remove.
5281 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5282 (ipcp_insert_stage): Prettier debug output; call
5283 cgraph_remove_unreachable_nodes before propagating.
5284 (pass_ipa_cp): Schedule function removal pass.
5285 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5287 (cgraph_maybe_hot_edge_p): Move to ...
5288 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5289 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5290 (common_handle_option): Set them; enable ipa-cp when profiling.
5291 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5292 (ipa_print_all_jump_functions): Likewise.
5293 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5294 (ipa_print_node_params, ipa_print_all_params): New.
5295 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5296 ipa_print_all_param_flags): Remove.
5297 (ipa_print_node_params, ipa_print_all_params): New.
5299 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5301 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5302 change from 2008-04-03.
5303 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5305 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5308 * ira-color.c (push_allocnos_to_stack): Truncate
5309 removed_splay_allocno_vec.
5311 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5314 * ira-color (ira_fast_allocation): Don't assign hard registers to
5317 2008-08-29 Jan Hubicka <jh@suse.cz>
5320 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5321 for cold internal loops.
5323 2008-08-29 Richard Guenther <rguenther@suse.de>
5325 * tree-ssa-structalias.c (create_variable_info_for): Do not
5326 create fields for heap vars or vars with a noalias state.
5327 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5330 2008-08-29 Richard Guenther <rguenther@suse.de>
5332 * common.opt (ftree-store-ccp): Mark as preserved for
5333 backward compatibility.
5334 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5335 * tree-pass.h (pass_store_ccp): Remove.
5336 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5337 (first_vdef): Remove declaration.
5338 (get_value_loaded_by): Likewise.
5339 * tree-ssa-ccp.c (do_store_ccp): Remove.
5340 (get_default_value): Simplify as do_store_ccp is always false
5341 now. Do not initialize mem_ref.
5342 (set_value_varying): Likewise.
5343 (canonicalize_float_value): Likewise.
5344 (set_lattice_value): Likewise.
5345 (likely_value): Likewise.
5346 (surely_varying_stmt_p): Likewise.
5347 (ccp_initialize): Likewise.
5348 (ccp_lattice_meet): Likewise.
5349 (ccp_visit_phi_node): Likewise.
5350 (ccp_fold): Likewise.
5351 (evaluate_stmt): Likewise.
5352 (visit_assignment): Likewise.
5353 (ccp_visit_stmt): Likewise.
5354 (execute_ssa_ccp): Fold into ...
5355 (do_ssa_ccp): ... this.
5356 (do_ssa_store_ccp): Remove.
5357 (gate_store_ccp): Likewise.
5358 (pass_store_ccp): Likewise.
5359 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5361 * tree-ssa-propagate.c (first_vdef): Remove.
5362 (get_value_loaded_by): Likewise.
5363 (replace_vuses_in): Likewise.
5364 (substitute_and_fold): Do not call replace_vuses_in.
5365 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5367 2008-08-29 Richard Guenther <rguenther@suse.de>
5370 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5371 PARAM_NOALIAS tags with is_heapvar.
5372 * tree-ssa-operands.c (access_can_touch_variable): Offset
5373 based tests do not apply for heapvars. Fix offset test.
5375 2008-08-29 Jan Hubicka <jh@suse.cz>
5377 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5378 (-fipa-cp-clone): Enabled by default at -O3.
5379 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5380 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5382 2008-08-29 Jan Hubicka <jh@suse.cz>
5384 * tree.c (build_function_type_skip_args,
5385 build_function_decl_skip_args): New functions.
5386 * tree.h (build_function_type_skip_args,
5387 build_function_decl_skip_args): Declare.
5388 * gimple.c (giple_copy_call_skip_args): New function.
5389 (giple_copy_call_skip_args): Declare.
5391 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5392 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5393 (ipcp_node_modifiable_p): ... this one; use
5394 tree_versionable_function_p.
5395 (ipcp_create_replace_map): Improve debug output.
5396 (ipcp_need_redirect_p): Return false when not clonning.
5397 (ipcp_update_callgraph): Skip args.
5398 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5400 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5401 (save_inline_function_body): Update call of tree_function_versioning.
5402 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5403 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5405 (tree_function_versioning): Likewise.
5406 * tree-inline.h (tree_function_versioning): Update prototype.
5408 2008-08-29 Jan Hubicka <jh@suse.cz>
5410 * loop-unswitch.c (unswitch_single_loop): Use
5411 optimize_loop_for_speed_p.
5412 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5413 Use optimize_function_for_size_p.
5414 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5415 * postreload-gcse.c (eliminate_partially_redundant_load):
5416 Use optimize_bb_for_size_p.
5417 * value-prof.c (gimple_divmod_fixed_value_transform,
5418 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5419 gimple_stringops_transform): Use optimize_bb_for_size_p.
5420 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5421 * final.c (compute_alignments): Use optimize_function_for_size_p.
5422 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5423 (fold_builtin_strcpy, fold_builtin_fputs): Use
5424 optimize_function_for_size_p.
5425 * fold-const.c (tree_swap_operands_p): Use
5426 optimize_function_for_size_p.
5427 * recog.c (relax_delay_slots): Likewise.
5428 * tree-ssa-math-opts.c (replace_reciprocal):
5429 Use optimize_bb_for_speed_p.
5430 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5431 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5432 optimize_function_for_size_p.
5433 (cgraph_decide_inlining_of_small_function): Use
5434 optimize_function_for_size_p.
5435 * global.c (find_reg): Use optimize_function_for_size_p.
5436 * opts.c (decode_options): Do not clear flag_tree_ch,
5437 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5438 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5439 work it out from profile.
5440 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5441 optimize_loop_for_speed_p.
5442 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5444 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5445 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5446 * tree-eh.c (decide_copy_try_finally): Use
5447 optimize_function_for_size_p.
5448 * local-alloc.c (block_alloc): Pass BB pointer.
5449 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5450 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5451 * loop-unroll.c (decide_unrolling_and_peeling):
5452 Use optimize_loop_for_size_p.
5453 (decide_peel_completely): Likewise.
5454 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5455 optimize_loop_for_size_p.
5456 (vect_enhance_data_refs_alignment): Likewise.
5457 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5458 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5460 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5461 (try_crossjump_bb): Use optimize_bb_for_size_p.
5462 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5463 optimize_loop_for_speed_p.
5464 * bb-reorder.c (find_traces_1_round): Likewise.
5465 (copy_bb): Use optimize_bb_for_speed_p.
5466 (duplicate_computed_gotos): Likewise.
5467 * basic-block.h (optimize_loop_nest_for_size_p,
5468 optimize_loop_nest_for_speed_p): New.
5469 * stmt.c (expand_case): Use optimize_insn_for_size_p.
5471 2008-08-29 Tristan Gingold <gingold@adacore.com>
5473 * gcov.c (main): Call expandargv.
5475 2008-08-29 Jan Hubicka <jh@suse.cz>
5477 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
5479 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5481 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
5482 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5484 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
5486 2008-08-29 Jan Hubicka <jh@suse.cz>
5488 * tree-pass.h (pass_strip_predict_hints): Declare.
5489 * predict.c (strip_builtin_expect): Rename to ...
5490 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
5491 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
5492 (tree_estimate_probability): Do not strip builtin_expect.
5493 (pass_strip_predict_hints): New pass.
5494 * tree-inline.c (expand_call_inline): When inlining cold function,
5495 predict it as unlikely.
5496 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
5498 2008-08-29 Richard Guenther <rguenther@suse.de>
5500 PR tree-optimization/37207
5501 * tree-vrp.c (extract_range_from_binary_expr): Also try
5502 to constant fold if only one of the operands is a constant.
5504 2008-08-29 Nick Clifton <nickc@redhat.com>
5506 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
5507 the same way as SYMBOL_REFs.
5509 2008-08-28 Bob Wilson <bob.wilson@acm.org>
5511 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
5513 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5515 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
5516 * config/mips/mips.md (branch_likely): Remove const. Fix
5518 (define_delay for type "branch"): Change to only apply for branch
5519 with likely variant.
5520 (define_delay for type "branch" and "branch_likely" no). New delay
5522 (equality_op): New code iterator.
5523 (bbv, bbinv): New code attributes.
5524 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
5527 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5528 Andrew Pinski <pinskia@gcc.gnu.org>
5531 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
5533 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
5535 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
5536 rule that a symbolic constant must be defined and >= 0 for the
5537 corresponding facility to be present at compile-time.
5538 * gthr-posix.c: Likewise.
5540 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5542 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
5543 * config/mips/mips.md (D): New mode attribute.
5544 (mulsi3, muldi3): Merge it into ...
5545 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
5546 (muldi3_mul3): New pattern.
5547 (mulsi3_mult3): Rename to mulsi3_mul3.
5549 2008-08-28 Jan Hubicka <jh@suse.cz>
5551 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
5553 * predict.c (always_optimize_for_size_p): Rename to ...
5554 (optimize_function_for_size): ... this one; make extern.
5555 (optimize_function_for_speed_p): New.
5556 (optimize_bb_for_size_p, optimize_bb_for_size_p,
5557 optimize_edge_for_size_p,optimize_edge_for_size_p,
5558 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
5559 * basic-block.h (optimize_function_for_size_p,
5560 optimize_function_for_speed_p): Declare.
5561 * i386.md (optimize_size checks): Replace them by appropriate
5563 (standard_80387_constant_p, ix86_compute_frame_layout,
5564 ix86_expand_epilogue, ix86_decompose_address,
5565 print_operand, emit_i387_cw_initialization,
5566 inline_memory_move_cost, ix86_pad_returns,
5567 ix86_reorg): Replace optimize_size checks.
5569 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
5571 * rtl.h (simplify_subreg_regno): Declare.
5572 * rtlanal.c (simplify_subreg_regno): New function, split out from...
5573 * simplify-rtx.c (simplify_subreg): ...here.
5574 * reload.c (find_reloads): Use simplify_subreg_regno instead of
5575 subreg_offset_representable_p.
5577 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5580 * c-typeck.c (convert_for_assignment): Give a note describing what
5581 was passed and what was expected.
5583 2008-08-28 Joey Ye <joey.ye@intel.com>
5585 * doc/extend.texi: Document AVX built-in functions.
5586 * doc/invoke.texi: Document -mavx.
5588 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
5589 Joey Ye <joey.ye@intel.com>
5590 Xuepeng Guo <xuepeng.guo@intel.com>
5592 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
5594 * config/i386/cpuid.h (bit_FMA): New.
5595 (bit_XSAVE): Likewise.
5596 (bit_OSXSAVE): Likewise.
5597 (bit_AVX): Likewise.
5599 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
5600 define. Use ASM_OUTPUT_AVX_PREFIX.
5602 * config/i386/gmmintrin.h: New.
5604 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
5605 (OPTION_MASK_ISA_AVX_SET): New.
5606 (OPTION_MASK_ISA_FMA_SET): Likewise.
5607 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
5608 (OPTION_MASK_ISA_FMA_SET): Likewise.
5609 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
5610 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
5611 (pta_flags): Add PTA_AVX and PTA_FMA.
5612 (override_options): Handle PTA_AVX and PTA_FMA.
5613 (init_cumulative_args): Handle warn_avx.
5614 (classify_argument): Return 0 for COImode and OImode. Return
5615 1 and X86_64_AVX_CLASS for 256bit vector types.
5616 (examine_argument): Handle X86_64_AVX_CLASS.
5617 (construct_container): Likewise.
5618 (function_arg_advance_32): Pass OImode and 256bit vector types
5620 (function_arg_advance_64): Take a new argument to indicate if a
5621 parameter is named. Handle 256bit vector types. Return
5622 immediately for unnamed 256bit vector mode parameters.
5623 (function_arg_advance): Updated.
5624 (function_arg_32): Add comments for TImode. Handle OImode
5625 and 256bit vector types.
5626 (function_arg_64): Take a new argument to indicate if a
5627 parameter is named. Handle 256bit vector types. Return NULL
5628 for unnamed 256bit vector mode parameters.
5629 (function_arg): Updated.
5630 (setup_incoming_varargs_64): Support
5631 AVX encoding for *sse_prologue_save_insn.
5632 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
5633 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
5634 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
5635 enabled, otherwise return -3.
5636 (standard_sse_constant_opcode): Handle AVX and 256bit vector
5638 (print_reg): Support AVX registers. Handle 'x' and 't'.
5639 Handle 'd' to duplicate the operand.
5640 (print_operand): Likewise. Also support AVX vector compare
5642 (output_387_binary_op): Support AVX.
5643 (output_fp_compare): Likewise.
5644 (ix86_expand_vector_move_misalign): Likewise.
5645 (ix86_attr_length_vex_default): New.
5646 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5647 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5648 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5649 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5650 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
5651 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5652 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
5653 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
5654 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
5655 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
5656 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
5657 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
5658 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
5659 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
5660 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5661 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
5662 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
5663 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5664 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
5665 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
5666 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5667 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5668 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5669 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
5670 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
5671 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
5672 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
5673 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5674 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
5675 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
5676 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
5677 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
5678 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
5679 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5680 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5681 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5682 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
5683 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
5684 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
5685 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
5686 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
5687 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
5688 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
5689 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
5690 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
5691 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
5692 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5693 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5694 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5695 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5696 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5697 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5698 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5699 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5700 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5701 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5702 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5703 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5704 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5705 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5706 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5707 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5708 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5709 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
5710 and IX86_BUILTIN_MOVMSKPS256,
5711 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
5712 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
5713 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
5714 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
5715 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
5716 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
5717 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
5718 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
5719 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
5720 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
5721 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
5722 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
5723 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
5724 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
5725 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
5726 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
5727 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
5728 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
5729 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
5730 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
5731 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
5732 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
5733 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
5734 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
5735 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
5736 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
5737 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
5738 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
5739 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5740 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5741 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
5742 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
5743 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
5744 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
5745 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
5746 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
5747 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
5748 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
5749 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5750 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5751 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5752 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5753 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
5754 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
5755 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
5756 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
5757 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
5758 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
5759 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
5760 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
5761 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
5762 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
5763 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5764 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
5765 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5766 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
5767 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5768 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5770 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
5771 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
5772 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
5773 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5774 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5775 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5776 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
5777 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5778 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
5779 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5780 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
5781 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5782 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
5783 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
5784 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
5785 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
5786 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5787 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5788 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5789 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5790 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5791 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5792 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5793 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5794 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5795 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5796 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5797 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5798 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5799 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5800 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5801 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5802 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5803 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
5804 IX86_BUILTIN_MOVMSKPS256.
5805 (ix86_init_mmx_sse_builtins): Support AVX builtins.
5806 (ix86_expand_args_builtin): Likewise.
5807 (ix86_expand_special_args_builtin): Likewise.
5808 (ix86_hard_regno_mode_ok): Handle AVX modes.
5809 (ix86_expand_vector_init_duplicate): Likewise.
5810 (ix86_expand_vector_init_one_nonzero): Likewise.
5811 (ix86_expand_vector_init_one_var): Likewise.
5812 (ix86_expand_vector_init_concat): Likewise.
5813 (ix86_expand_vector_init_general): Likewise.
5814 (ix86_expand_vector_set): Likewise.
5815 (ix86_vector_mode_supported_p): Likewise.
5816 (x86_extended_reg_mentioned_p): Check INSN_P before using
5819 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
5820 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
5822 * config/i386/i386.h (TARGET_AVX): New.
5823 (TARGET_FMA): Likewise.
5824 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
5825 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
5826 (VALID_AVX256_REG_MODE): New.
5827 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5828 (AVX_FLOAT_MODE_P): Likewise.
5829 (AVX128_VEC_FLOAT_MODE_P): Likewise.
5830 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5831 (AVX_VEC_FLOAT_MODE_P): Likewise.
5832 (ASM_OUTPUT_AVX_PREFIX): Likewise.
5833 (ASM_OUTPUT_OPCODE): Likewise.
5834 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
5836 (SSE_REG_MODE_P): Allow 256bit vector modes.
5837 (ix86_args): Add a warn_avx field.
5839 * config/i386/i386.md (UNSPEC_PCMP): New.
5840 (UNSPEC_VPERMIL): Likewise.
5841 (UNSPEC_VPERMIL2): Likewise.
5842 (UNSPEC_VPERMIL2F128): Likewise.
5843 (UNSPEC_MASKLOAD): Likewise.
5844 (UNSPEC_MASKSTORE): Likewise.
5845 (UNSPEC_CAST): Likewise.
5846 (UNSPEC_VTESTP): Likewise.
5847 (UNSPECV_VZEROALL): Likewise.
5848 (UNSPECV_VZEROUPPER): Likewise.
5849 (XMM0_REG): Likewise.
5850 (XMM1_REG): Likewise.
5851 (XMM2_REG): Likewise.
5852 (XMM3_REG): Likewise.
5853 (XMM4_REG): Likewise.
5854 (XMM5_REG): Likewise.
5855 (XMM6_REG): Likewise.
5856 (XMM8_REG): Likewise.
5857 (XMM9_REG): Likewise.
5858 (XMM10_REG): Likewise.
5859 (XMM11_REG): Likewise.
5860 (XMM12_REG): Likewise.
5861 (XMM13_REG): Likewise.
5862 (XMM14_REG): Likewise.
5863 (XMM15_REG): Likewise.
5865 (prefix_vex_imm8): Likewise.
5866 (prefix_vex_w): Likewise.
5867 (length_vex): Likewise.
5870 (*avx_ashlti3): Likewise.
5871 (*avx_lshrti3): Likewise.
5872 (*avx_setcc<mode>): Likewise.
5873 (*fop_<mode>_comm_mixed_avx): Likewise.
5874 (*fop_<mode>_comm_avx): Likewise.
5875 (*fop_<mode>_1_mixed_avx): Likewise.
5876 (*fop_<mode>_1_avx): Likewise.
5877 (*avx_<code><mode>3): Likewise.
5878 (*avx_ieee_smin<mode>3): Likewise.
5879 (*avx_ieee_smax<mode>3): Likewise.
5880 (mode): Add OI, V8SF and V4DF.
5881 (length): Support VEX prefix.
5882 (*cmpfp_i_mixed): Set prefix attribute.
5883 (*cmpfp_i_sse): Likewise.
5884 (*cmpfp_iu_mixed): Likewise.
5885 (*cmpfp_iu_sse): Likewise.
5886 (*movsi_1): Support AVX.
5887 (*movdi_2): Likewise.
5888 (*movdi_1_rex64): Likewise.
5889 (*movti_internal): Likewise.
5890 (*movti_rex64): Likewise.
5891 (*movsf_1): Likewise.
5892 (*movdf_nointeger): Likewise.
5893 (*movdf_integer_rex64): Likewise.
5894 (*movtf_internal): Likewise.
5895 (zero_extendsidi2_32): Likewise.
5896 (zero_extendsidi2_rex64): Likewise.
5897 (*extendsfdf2_mixed): Likewise.
5898 (*extendsfdf2_sse): Likewise.
5899 (*truncdfsf_fast_mixed): Likewise.
5900 (*truncdfsf_fast_sse): Likewise.
5901 (*truncdfsf_mixed): Likewise.
5902 (fix_trunc<mode>di_sse): Likewise.
5903 (fix_trunc<mode>si_sse): Likewise.
5904 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
5905 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
5906 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
5907 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
5908 (*rcpsf2_sse): Likewise.
5909 (*rsqrtsf2_sse): Likewise.
5910 (*sqrt<mode>2_sse): Likewise.
5911 (sse4_1_round<mode>2): Likewise.
5912 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
5913 Support AVX. Set length attribute properly for AVX.
5915 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
5916 (VECTOR_MODES (FLOAT, 32)): Likewise.
5917 (VECTOR_MODE (INT, DI, 8)): Likewise.
5918 (VECTOR_MODE (INT, HI, 32)): Likewise.
5919 (VECTOR_MODE (INT, QI, 64)): Likewise.
5920 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
5921 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
5922 (VECTOR_MODE (INT, DI, 4)): Removed.
5923 (VECTOR_MODE (INT, SI, 8)): Likewise.
5924 (VECTOR_MODE (INT, HI, 16)): Likewise.
5925 (VECTOR_MODE (INT, QI, 32)): Likewise.
5926 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
5927 (INT_MODE (OI, 32)): Likewise.
5929 * config/i386/i386.opt (mavx): New.
5932 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
5934 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
5935 (*mov<mode>_internal_avx): New.
5936 (*movv2sf_internal_rex64_avx): Likewise.
5937 (*movv2sf_internal_avx): Likewise.
5939 * config/i386/predicates.md (const_4_to_5_operand): New.
5940 (const_6_to_7_operand): Likewise.
5941 (const_8_to_11_operand): Likewise.
5942 (const_12_to_15_operand): Likewise.
5943 (avx_comparison_float_operator): Likewise.
5945 * config/i386/sse.md (AVX256MODEI): New.
5946 (AVX256MODE): Likewise.
5947 (AVXMODEQI): Likewise.
5948 (AVXMODE): Likewise.
5949 (AVX256MODEF2P): Likewise.
5950 (AVX256MODE2P): Likewise.
5951 (AVX256MODE4P): Likewise.
5952 (AVX256MODE8P): Likewise.
5953 (AVXMODEF2P): Likewise.
5954 (AVXMODEF4P): Likewise.
5955 (AVXMODEDCVTDQ2PS): Likewise.
5956 (AVXMODEDCVTPS2DQ): Likewise.
5957 (avxvecmode): Likewise.
5958 (avxvecpsmode): Likewise.
5959 (avxhalfvecmode): Likewise.
5960 (avxscalarmode): Likewise.
5961 (avxcvtvecmode): Likewise.
5962 (avxpermvecmode): Likewise.
5963 (avxmodesuffixf2c): Likewise.
5964 (avxmodesuffixp): Likewise.
5965 (avxmodesuffixs): Likewise.
5966 (avxmodesuffix): Likewise.
5967 (vpermilbits): Likewise.
5968 (pinsrbits): Likewise.
5969 (mov<mode>): Likewise.
5970 (*mov<mode>_internal): Likewise.
5971 (push<mode>1): Likewise.
5972 (movmisalign<mode>): Likewise.
5973 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5974 (avx_movdqu<avxmodesuffix>): Likewise.
5975 (avx_lddqu<avxmodesuffix>): Likewise.
5976 (<plusminus_insn><mode>3): Likewise.
5977 (*avx_<plusminus_insn><mode>3): Likewise.
5978 (*avx_vm<plusminus_insn><mode>3): Likewise.
5979 (mul<mode>3): Likewise.
5980 (*avx_mul<mode>3): Likewise.
5981 (*avx_vmmul<mode>3): Likewise.
5982 (divv8sf3): Likewise.
5983 (divv4df3): Likewise.
5984 (avx_div<mode>3): Likewise.
5985 (*avx_div<mode>3): Likewise.
5986 (*avx_vmdiv<mode>3): Likewise.
5987 (avx_rcpv8sf2): Likewise.
5988 (*avx_vmrcpv4sf2): Likewise.
5989 (sqrtv8sf2): Likewise.
5990 (avx_sqrtv8sf2): Likewise.
5991 (*avx_vmsqrt<mode>2): Likewise.
5992 (rsqrtv8sf2): Likewise.
5993 (avx_rsqrtv8sf2): Likewise.
5994 (*avx_vmrsqrtv4sf2): Likewise.
5995 (<code><mode>3): Likewise.
5996 (*avx_<code><mode>3_finite): Likewise.
5997 (*avx_<code><mode>3): Likewise.
5998 (*avx_vm<code><mode>3): Likewise.
5999 (*avx_ieee_smin<mode>3): Likewise.
6000 (*avx_ieee_smax<mode>3): Likewise.
6001 (avx_addsubv8sf3): Likewise.
6002 (avx_addsubv4df3): Likewise.
6003 (*avx_addsubv4sf3): Likewise.
6004 (*avx_addsubv2df3): Likewise.
6005 (avx_h<plusminus_insn>v4df3): Likewise.
6006 (avx_h<plusminus_insn>v8sf3): Likewise.
6007 (*avx_h<plusminus_insn>v4sf3): Likewise.
6008 (*avx_h<plusminus_insn>v2df3): Likewise.
6009 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
6010 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
6011 (*avx_maskcmp<mode>3): Likewise.
6012 (avx_nand<mode>3): Likewise.
6013 (*avx_<code><mode>3): Likewise.
6014 (*avx_nand<mode>3): Likewise.
6015 (*avx_<code><mode>3): Likewise.
6016 (*avx_cvtsi2ss): Likewise.
6017 (*avx_cvtsi2ssq): Likewise.
6018 (*avx_cvtsi2sd): Likewise.
6019 (*avx_cvtsi2sdq): Likewise.
6020 (*avx_cvtsd2ss): Likewise.
6021 (avx_cvtss2sd): Likewise.
6022 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
6023 (avx_cvtps2dq<avxmodesuffix>): Likewise.
6024 (avx_cvttps2dq<avxmodesuffix>): Likewise.
6025 (*avx_cvtsi2sd): Likewise.
6026 (*avx_cvtsi2sdq): Likewise.
6027 (avx_cvtdq2pd256): Likewise.
6028 (avx_cvtpd2dq256): Likewise.
6029 (avx_cvttpd2dq256): Likewise.
6030 (*avx_cvtsd2ss): Likewise.
6031 (*avx_cvtss2sd): Likewise.
6032 (avx_cvtpd2ps256): Likewise.
6033 (avx_cvtps2pd256): Likewise.
6034 (*avx_movhlps): Likewise.
6035 (*avx_movlhps): Likewise.
6036 (avx_unpckhps256): Likewise.
6037 (*avx_unpckhps): Likewise.
6038 (avx_unpcklps256): Likewise.
6039 (*avx_unpcklps): Likewise.
6040 (avx_movshdup256): Likewise.
6041 (avx_movsldup256): Likewise.
6042 (avx_shufps256): Likewise.
6043 (avx_shufps256_1): Likewise.
6044 (*avx_shufps_<mode>): Likewise.
6045 (*avx_loadhps): Likewise.
6046 (*avx_storelps): Likewise.
6047 (*avx_loadlps): Likewise.
6048 (*avx_movss): Likewise.
6049 (*vec_dupv4sf_avx): Likewise.
6050 (*vec_concatv2sf_avx): Likewise.
6051 (*vec_concatv4sf_avx): Likewise.
6052 (*vec_setv4sf_0_avx): Likewise.
6053 (*vec_setv4sf_avx): Likewise.
6054 (*avx_insertps): Likewise.
6055 (avx_vextractf128<mode>): Likewise.
6056 (vec_extract_lo_<mode>): Likewise.
6057 (vec_extract_hi_<mode>): Likewise.
6058 (vec_extract_lo_<mode>): Likewise.
6059 (vec_extract_hi_<mode>): Likewise.
6060 (vec_extract_lo_v16hi): Likewise.
6061 (vec_extract_hi_v16hi): Likewise.
6062 (vec_extract_lo_v32qi): Likewise.
6063 (vec_extract_hi_v32qi): Likewise.
6064 (avx_unpckhpd256): Likewise.
6065 (*avx_unpckhpd): Likewise.
6066 (avx_movddup256): Likewise.
6067 (*avx_movddup): Likewise.
6068 (avx_unpcklpd256): Likewise.
6069 (*avx_unpcklpd): Likewise.
6070 (avx_shufpd256): Likewise.
6071 (avx_shufpd256_1): Likewise.
6072 (*avx_punpckhqdq): Likewise.
6073 (*avx_punpcklqdq): Likewise.
6074 (*avx_shufpd_<mode>): Likewise.
6075 (*avx_storehpd): Likewise.
6076 (*avx_loadhpd): Likewise.
6077 (*avx_loadlpd): Likewise.
6078 (*avx_movsd): Likewise.
6079 (*vec_concatv2df_avx): Likewise.
6080 (*avx_<plusminus_insn><mode>3): Likewise.
6081 (*avx_<plusminus_insn><mode>3): Likewise.
6082 (*avx_mulv8hi3): Likewise.
6083 (*avxv8hi3_highpart): Likewise.
6084 (*avx_umulv8hi3_highpart): Likewise.
6085 (*avx_umulv2siv2di3): Likewise.
6086 (*avx_mulv2siv2di3): Likewise.
6087 (*avx_pmaddwd): Likewise.
6088 (*avx_mulv4si3): Likewise.
6089 (*avx_ashr<mode>3): Likewise.
6090 (*avx_lshr<mode>3): Likewise.
6091 (*avx_ashl<mode>3): Likewise.
6092 (*avx_<code><mode>3): Likewise.
6093 (*avx_eq<mode>3): Likewise.
6094 (*avx_gt<mode>3): Likewise.
6095 (*avx_nand<mode>3): Likewise.
6096 (*avx_nand<mode>3): Likewise.
6097 (*avx_<code><mode>3): Likewise.
6098 (*avx_<code><mode>3): Likewise.
6099 (*avx_packsswb): Likewise.
6100 (*avx_packssdw): Likewise.
6101 (*avx_packuswb): Likewise.
6102 (*avx_punpckhbw): Likewise.
6103 (*avx_punpcklbw): Likewise.
6104 (*avx_punpckhwd): Likewise.
6105 (*avx_punpcklwd): Likewise.
6106 (*avx_punpckhdq): Likewise.
6107 (*avx_punpckldq): Likewise.
6108 (*avx_pinsr<avxmodesuffixs>): Likewise.
6109 (*avx_pinsrq): Likewise.
6110 (*avx_loadld): Likewise.
6111 (*vec_extractv2di_1_rex64_avx): Likewise.
6112 (*vec_extractv2di_1_avx): Likewise.
6113 (*vec_dupv2di_avx): Likewise.
6114 (*vec_concatv2si_avx): Likewise.
6115 (*vec_concatv4si_1_avx): Likewise.
6116 (*vec_concatv2di_avx): Likewise.
6117 (*vec_concatv2di_rex64_avx): Likewise.
6118 (*avx_uavgv16qi3): Likewise.
6119 (*avx_uavgv8hi3): Likewise.
6120 (*avx_psadbw): Likewise.
6121 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6122 (*avx_phaddwv8hi3): Likewise.
6123 (*avx_phadddv4si3): Likewise.
6124 (*avx_phaddswv8hi3): Likewise.
6125 (*avx_phsubwv8hi3): Likewise.
6126 (*avx_phsubdv4si3): Likewise.
6127 (*avx_phsubswv8hi3): Likewise.
6128 (*avx_pmaddubsw128): Likewise.
6129 (*avx_pmulhrswv8hi3): Likewise.
6130 (*avx_pshufbv16qi3): Likewise.
6131 (*avx_psign<mode>3): Likewise.
6132 (*avx_palignrti): Likewise.
6133 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6134 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6135 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6136 (*avx_mpsadbw): Likewise.
6137 (*avx_packusdw): Likewise.
6138 (*avx_pblendvb): Likewise.
6139 (*avx_pblendw): Likewise.
6140 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6141 (avx_ptest256): Likewise.
6142 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6143 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6144 (*avx_aesenc): Likewise.
6145 (*avx_aesenclast): Likewise.
6146 (*avx_aesdec): Likewise.
6147 (*avx_aesdeclast): Likewise.
6148 (avx_vzeroupper): Likewise.
6149 (avx_vzeroupper_rex64): Likewise.
6150 (avx_vpermil<mode>): Likewise.
6151 (avx_vpermilvar<mode>3): Likewise.
6152 (avx_vpermil2<mode>3): Likewise.
6153 (avx_vperm2f128<mode>3): Likewise.
6154 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6155 (avx_vbroadcastss256): Likewise.
6156 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6157 (avx_vinsertf128<mode>): Likewise.
6158 (vec_set_lo_<mode>): Likewise.
6159 (vec_set_hi_<mode>): Likewise.
6160 (vec_set_lo_<mode>): Likewise.
6161 (vec_set_hi_<mode>): Likewise.
6162 (vec_set_lo_v16hi): Likewise.
6163 (vec_set_hi_v16hi): Likewise.
6164 (vec_set_lo_v32qi): Likewise.
6165 (vec_set_hi_v32qi): Likewise.
6166 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6167 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6168 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6169 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6170 (vec_init<mode>): Likewise.
6171 (*vec_concat<mode>_avx): Likewise.
6172 (blendbits): Support V8SF and V4DF.
6173 (sse2_movq128): Support AVX.
6174 (<sse>_movnt<mode>): Likewise.
6175 (sse2_movntv2di): Likewise.
6176 (sse_rcpv4sf2): Likewise.
6177 (sse_sqrtv4sf2): Likewise.
6178 (sse_rsqrtv4sf2): Likewise.
6179 (<sse>_comi): Likewise.
6180 (<sse>_ucomi): Likewise.
6181 (sse_cvtss2si): Likewise.
6182 (sse_cvtss2si_2): Likewise.
6183 (sse_cvtss2siq): Likewise.
6184 (sse_cvtss2siq_2): Likewise.
6185 (sse_cvttss2si): Likewise.
6186 (sse_cvttss2siq): Likewise.
6187 (sse2_cvtsd2si): Likewise.
6188 (sse2_cvtsd2si_2): Likewise.
6189 (sse2_cvtsd2siq): Likewise.
6190 (sse2_cvtsd2siq_2): Likewise.
6191 (sse2_cvttsd2si): Likewise.
6192 (sse2_cvttsd2siq): Likewise.
6193 (sse2_cvtdq2pd): Likewise.
6194 (*sse2_cvtpd2dq): Likewise.
6195 (*sse2_cvttpd2dq): Likewise.
6196 (*sse2_cvtpd2ps): Likewise.
6197 (sse2_cvtps2pd): Likewise.
6198 (sse3_movshdup): Likewise.
6199 (sse3_movsldup): Likewise.
6200 (sse_storehps): Likewise.
6201 (*sse4_1_extractps): Likewise.
6202 (sse2_storelpd): Likewise.
6203 (vec_dupv2df_sse3): Likewise.
6204 (*vec_concatv2df_sse3): Likewise.
6205 (*sse4_1_pextrb): Likewise.
6206 (*sse4_1_pextrb_memory): Likewise.
6207 (*sse2_pextrw): Likewise.
6208 (*sse4_1_pextrw_memory): Likewise.
6209 (*sse4_1_pextrd): Likewise.
6210 (*sse4_1_pextrq): Likewise.
6211 (sse2_pshufd_1): Likewise.
6212 (sse2_pshuflw_1): Likewise.
6213 (sse2_pshufhw_1): Likewise.
6214 (*sse2_storeq_rex64): Likewise.
6215 (*vec_dupv4si): Likewise.
6216 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6217 (sse2_pmovmskb): Likewise.
6218 (*sse2_maskmovdqu): Likewise.
6219 (*sse2_maskmovdqu_rex64): Likewise.
6220 (sse_ldmxcsr): Likewise.
6221 (sse_stmxcsr): Likewise.
6222 (abs<mode>2): Likewise.
6223 (sse4_1_movntdqa): Likewise.
6224 (sse4_1_phminposuw): Likewise.
6225 (sse4_1_extendv8qiv8hi2): Likewise.
6226 (*sse4_1_extendv8qiv8hi2): Likewise.
6227 (sse4_1_extendv4qiv4si2): Likewise.
6228 (*sse4_1_extendv4qiv4si2): Likewise.
6229 (sse4_1_extendv2qiv2di2): Likewise.
6230 (*sse4_1_extendv2qiv2di2): Likewise.
6231 (sse4_1_extendv4hiv4si2): Likewise.
6232 (*sse4_1_extendv4hiv4si2): Likewise.
6233 (sse4_1_extendv2hiv2di2): Likewise.
6234 (*sse4_1_extendv2hiv2di2): Likewise.
6235 (sse4_1_extendv2siv2di2): Likewise.
6236 (*sse4_1_extendv2siv2di2): Likewise.
6237 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6238 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6239 (sse4_1_zero_extendv4qiv4si2): Likewise.
6240 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6241 (sse4_1_zero_extendv2qiv2di2): Likewise.
6242 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6243 (sse4_1_zero_extendv4hiv4si2): Likewise.
6244 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6245 (sse4_1_zero_extendv2hiv2di2): Likewise.
6246 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6247 (sse4_1_zero_extendv2siv2di2): Likewise.
6248 (*sse4_1_zero_extendv2siv2di2): Likewise.
6249 (sse4_1_ptest): Likewise.
6250 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6251 (sse4_2_pcmpestri): Likewise.
6252 (sse4_2_pcmpestrm): Likewise.
6253 (sse4_2_pcmpistri): Likewise.
6254 (sse4_2_pcmpistrm): Likewise.
6256 (aeskeygenassist): Likewise.
6258 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6260 * config/i386/predicates.md (vzeroall_operation): New.
6262 * config/i386/sse.md (avx_vzeroall): New.
6263 (*avx_vzeroall): Likewise.
6265 2008-08-28 Paul Brook <paul@codesourcery.com>
6266 Mark Shinwell <shinwell@codesourcery.com>
6267 Richard Earnshaw <richard.earnshaw@arm.com>
6269 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6270 (TARGET_MIN_ANCHOR_OFFSET): New.
6271 (arm_override_options): Set correct anchor ranges for Thumb-1
6272 and Thumb-2 if required.
6273 (legitimize_pic_address): Handle case involving a TLS symbol
6274 reference with an addend.
6275 (arm_optimization_options): Enable section anchors at -O1 and
6277 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6278 * config/arm/arm-protos.h (arm_optimization_options): New.
6280 2008-08-28 Nick Clifton <nickc@redhat.com>
6282 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6283 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6286 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6287 * config/v850/v850.md (return): Remove frame size restriction.
6289 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6291 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6293 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6295 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6297 2008-08-28 Paul Brook <paul@codesourcery.com>
6299 * config/arm/vfp11.md: Update license notice.
6300 * config/arm/cortex-r4.md: Ditto.
6302 2008-08-28 Richard Guenther <rguenther@suse.de>
6304 PR tree-optimization/37207
6305 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6308 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6311 * tree.c (int_fits_type_p): Don't forget unsigned integers
6312 of type sizetype which higher end word equals -1.
6314 2008-08-28 Ira Rosen <irar@il.ibm.com>
6316 * target.h (struct vectorize): Add new target builtin.
6317 * tree-vectorizer.c (destroy_loop_vec_info): Call
6318 vect_free_slp_instance instead of vect_free_slp_node.
6319 * tree-vectorizer.h (enum slp_load_perm_type): New.
6320 (struct _slp_instance): Add new fields.
6321 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6322 (SLP_INSTANCE_LOADS): New.
6323 (vect_free_slp_tree): Remove.
6324 (vect_free_slp_instance): Declare.
6325 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6326 (vectorizable_load): Add argument.
6327 (vect_transform_slp_perm_load): New.
6328 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6330 (vect_get_place_in_interleaving_chain): New function.
6331 (vect_free_slp_tree): Make static.
6332 (vect_free_slp_instance): New function.
6333 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6334 collect the load location in the interleaving chain.
6335 (vect_supported_slp_permutation_p): New function.
6336 (vect_supported_load_permutation_p): Likewise.
6337 (vect_analyze_slp_instance): In case of loads permutation, call
6338 vect_supported_load_permutation_p to check that the permutation is
6340 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6341 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6342 (vect_create_mask_and_perm): New function.
6343 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6344 (vectorizable_load): Add an argument. Don't keep the created vectors
6345 statements in the node if permutation is required. Call
6346 vect_transform_slp_perm_load to generate the permutation.
6347 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6348 additional argument.
6349 (vect_schedule_slp_instance): In case of loads permutation, allocate
6350 vectorized statements structure for all the related SLP nodes. Call
6351 vect_transform_stmt with addditional argument.
6352 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6353 * config/spu/spu.c (spu_builtin_vec_perm): New.
6354 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6355 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6356 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6357 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6359 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6361 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6362 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6363 __gthread_cond_signal, __gthread_cond_timedwait,
6364 __gthread_cond_timedwait_recursive): New functions.
6365 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6367 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6370 2008-08-28 Richard Guenther <rguenther@suse.de>
6373 * fold-const.c (maybe_canonicalize_comparison_1): Require
6374 undefined overflow only for canonicalizing A +- CST cmp CST.
6375 Make sure to not generate new constants that are not inside
6376 their TYPE_MIN/MAX_VALUE range.
6377 (maybe_canonicalize_comparison): Remove undefined overflow
6379 (fold_binary): Remove now duplicate folding.
6381 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6383 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6384 use not updated in the last change.
6386 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6388 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6389 (IRA_COVER_CLASSES): Add FPUL_REGS.
6391 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6394 * c-common.c (conversion_warning): Check for null operands.
6396 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6399 * c-decl.c (check_for_loop_decls): Improve error message. Give
6402 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6405 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6406 (convert_for_assignment): Pass corrent OPT_W* parameter to
6407 WARN_FOR_ASSIGNMENT.
6409 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6412 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6414 2008-08-27 Paul Brook <paul@codesourcery.com>
6416 * config.gcc: Loosen checks for arm uclinux eabi targets.
6418 2008-08-27 Paul Brook <paul@codesourcery.com>
6420 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6422 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6424 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6426 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6427 the enumerators of an ENUMERAL_TYPE.
6428 * dbxout.c (dbxout_type): Ditto.
6430 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6433 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6434 (fwprop_addr): Check that the loop_father is not the outer loop.
6436 2008-08-26 Paul Brook <paul@codesourcery.com>
6438 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6439 Remove documentation entry for fmul type.
6440 Use fmuls to annotate single-precision multiplication patterns,
6441 fmuld to annotate double-precision multiplication patterns,
6442 fmacs to annotate single-precision multiply-accumulate patterns
6443 and fmacd to annotate double-precision multiply-accumulate patterns.
6444 * config/arm/vfp11.md: Update reservations accordingly.
6445 * config/arm/arm.md: Note that certain values of the "type"
6446 attribute are documented in vfp.md.
6447 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6448 (v10_cvt): Use new fmul types.
6450 2008-08-26 Paul Brook <paul@codesourcery.com>
6452 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6453 * config/arm/vfp11.md: ...here. New.
6454 * config/arm/arm.md: Include vfp11.md.
6456 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6458 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6459 parameter to inform call.
6461 2008-08-26 Jeff Law <law@redhat.com>
6463 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6464 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6465 preferred class when copying a constant into a partial word register.
6467 2008-08-26 Ben Elliston <bje@au.ibm.com>
6469 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
6470 * cp/typeck.c: Likewise.
6471 * cp/tree.c: Likewise.
6472 * gimple-low.c: Likewise.
6475 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
6477 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
6478 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
6480 * doc/passes.texi: Describe IRA.
6482 * doc/tm.texi (IRA_COVER_CLASSES,
6483 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
6485 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
6486 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
6487 -fira-propagate-cost, -fno-ira-share-save-slots,
6488 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
6490 * flags.h (ira_algorithm): New enumeration.
6491 (flag_ira_algorithm, flag_ira_verbose): New external variable
6494 * postreload.c (gate_handle_postreload): Don't do post reload
6495 optimizations unless the reload is completed.
6497 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
6500 * tree-pass.h (pass_ira): New external variable declaration.
6502 * reload.h: Add 2008 to the Copyright.
6504 * cfgloopanal.c: Include params.h.
6505 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
6508 * params.h (IRA_MAX_LOOPS_NUM): New macro.
6510 * toplev.c (ira.h): New include.
6511 (flag_ira_algorithm, flag_ira_verbose): New external variables.
6512 (backend_init_target): Call ira_init.
6513 (backend_init): Call ira_init_once.
6514 (finalize): Call finish_ira_once.
6516 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
6517 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
6520 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
6521 may_move_out_cost): New external variable declarations.
6522 (move_table): New typedef.
6524 * caller-save.c: Include headers output.h and ira.h.
6525 (no_caller_save_reg_set): New global variable.
6526 (save_slots_num, save_slots): New variables.
6527 (reg_save_code, reg_restore_code, add_stored_regs): Add
6529 (init_caller_save): Set up no_caller_save_reg_set.
6530 (init_save_areas): Reset save_slots_num.
6531 (saved_hard_reg): New structure.
6532 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
6533 (initiate_saved_hard_regs, new_saved_hard_reg,
6534 finish_saved_hard_regs, saved_hard_reg_compare_func): New
6536 (setup_save_areas): Add code for sharing stack slots.
6537 (all_blocks): New variable.
6538 (save_call_clobbered_regs): Process pseudo-register too.
6539 (mark_set_regs): Process pseudo-register too.
6540 (insert_one_insn): Put the insn after bb note in a empty basic
6541 block. Add insn check.
6543 * global.c (eliminable_regset): Make it external.
6544 (mark_elimination): Use DF_LR_IN for IRA.
6545 (pseudo_for_reload_consideration_p): New.
6546 (build_insn_chain): Make it external. Don't ignore spilled
6547 pseudos for IRA. Use pseudo_for_reload_consideration_p.
6548 (gate_handle_global_alloc): New function.
6549 (pass_global_alloc): Add the gate function.
6551 * opts.c (decode_options): Set up flag_ira. Print the warning for
6553 (common_handle_option): Process -fira-algorithm and -fira-verbose.
6555 * timevar.def (TV_IRA, TV_RELOAD): New passes.
6557 * regmove.c (regmove_optimize): Don't do replacement of output for
6560 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
6561 New external variable declarations.
6563 * local-alloc.c (update_equiv_regs): Make it external. Return
6564 true if jump label rebuilding should be done. Rescan new_insn for
6566 (gate_handle_local_alloc): New function.
6567 (pass_local_alloc): Add the gate function.
6569 * alias.c (value_addr_p, stack_addr_p): New functions.
6570 (nonoverlapping_memrefs_p): Use them for IRA.
6572 * common.opt (fira, fira-algorithm, fira-coalesce,
6573 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
6574 fira-verbose): New options.
6576 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
6577 move_cost, may_move_in_cost, may_move_out_cost): Make the
6579 (move_table): Remove typedef.
6580 (init_move_cost): Make it external.
6581 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
6584 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
6585 setup_reg_classes): New function prototypes.
6586 (eliminable_regset): New external variable declaration.
6587 (build_insn_chain, update_equiv_regs): New function prototypes.
6589 * Makefile.in (IRA_INT_H): New definition.
6590 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
6591 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
6592 (reload1.o, toplev.o): Add dependence on ira.h.
6593 (cfgloopanal.o): Add PARAMS_H.
6594 (caller-save.o): Add dependence on output.h and ira.h.
6595 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
6596 ira-emit.o, ira-lives.o): New entries.
6598 * passes.c (pass_ira): New pass.
6600 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
6602 * reload1.c (ira.h): Include the header.
6603 (changed_allocation_pseudos): New bitmap.
6604 (init_reload): Initiate the bitmap.
6605 (compute_use_by_pseudos): Permits spilled registers in FROM.
6606 (temp_pseudo_reg_arr): New variable.
6607 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
6608 IRA. Call alter_reg with the additional parameter. Don't clear
6609 spilled_pseudos for IRA. Restore original insn chain for IRA.
6610 Clear changed_allocation_pseudos at the end of reload.
6611 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6612 (hard_regno_to_pseudo_regno): New variable.
6613 (count_pseudo): Check spilled pseudos. Set up
6614 hard_regno_to_pseudo_regno.
6615 (count_spilled_pseudo): Check spilled pseudos. Update
6616 hard_regno_to_pseudo_regno.
6617 (find_reg): Use better_spill_reload_regno_p. Check
6618 hard_regno_to_pseudo_regno.
6619 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
6621 (eliminate_regs_1): Use additional parameter for alter_reg.
6622 (finish_spills): Set up pseudo_previous_regs only for spilled
6623 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
6624 more arguments. Don't clear live_throughout and dead_or_set for
6625 spilled pseudos. Use additional parameter for alter_reg. Call
6626 mark_allocation_change. Set up changed_allocation_pseudos.
6627 Remove sanity check.
6628 (emit_input_reload_insns, delete_output_reload): Use additional
6629 parameter for alter_reg. Call mark_allocation_change.
6630 (substitute, gen_reload_chain_without_interm_reg_p): New
6632 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
6634 * testsuite/gcc.dg/20080410-1.c: New file.
6636 * config/s390/s390.h (IRA_COVER_CLASSES,
6637 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
6639 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
6641 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
6643 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
6645 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
6647 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
6649 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
6651 2008-08-24 Jeff Law <law@redhat.com>
6652 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
6653 when ignoring unavailable registers.
6655 2008-08-24 Jeff Law <law@redhat.com>
6656 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
6657 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
6658 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
6659 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
6661 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
6662 * ira-build.c (allocno_range_compare_func): Stabilize sort.
6664 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
6665 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
6666 * reload1.c (find_reg): Process registers in register allocation order.
6668 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6669 * toplev.c (backend_init_target): Move ira_init call from
6671 (lang_dependent_init_target): ...to here.
6673 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6674 * ira.c (setup_class_subset_and_memory_move_costs): Don't
6675 calculate memory move costs for NO_REGS.
6677 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
6678 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
6679 STACK_REGS is defined.
6681 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6682 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
6684 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
6685 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
6687 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
6688 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
6689 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
6692 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
6693 Dorit Nuzman <dorit@il.ibm.com>
6695 * gcc/config/spu/spu.md (vec_extract_evenv4si,
6696 vec_extract_evenv4sf, vec_extract_evenv8hi,
6697 vec_extract_evenv16qi, vec_extract_oddv4si,
6698 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
6699 vec_interleave_highv4sf, vec_interleave_lowv4sf,
6700 vec_interleave_highv4si, vec_interleave_lowv4si,
6701 vec_interleave_highv8hi, vec_interleave_lowv8hi,
6702 vec_interleave_highv16qi, vec_interleave_lowv16qi,
6703 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
6705 2008-08-25 Janis Johnson <janis187@us.ibm.com>
6708 * config/rs6000/rs6000.c (optimization_options): Don't default to
6709 section anchors without toplevel reorder.
6711 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6713 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
6714 (mfc_end_critical_section): Likewise.
6716 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6718 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
6719 all type qualifiers from element type to vector type.
6721 2008-08-25 David Daney <ddaney@avtrex.com>
6723 * config/mips/mips.md (immediate_insn): Move up in file, fix
6724 comment typo, reformat.
6725 (fetchop_bit, atomic_hiqi_op memory_barrier,
6726 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
6727 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
6728 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
6729 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
6730 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
6731 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
6732 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
6733 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
6734 sync_old_nand<mode>, sync_new_nand<mode>,
6735 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
6736 test_and_set_12): Moved to sync.md.
6738 * config/mips/sync.md: New file.
6740 2008-08-25 Richard Henderson <rth@redhat.com>
6742 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
6743 (regsave): Likewise.
6744 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
6745 (output_cfi_directive): Likewise.
6746 (div_data_align): New.
6747 (output_cfi): Use it.
6749 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
6751 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
6752 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
6753 (TARGET_OCTEON): New macro.
6754 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
6755 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
6756 (ISA_HAS_POP): New macro.
6757 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6759 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6761 * config/mips/mips.md (cpu): Add octeon.
6762 (type): Add pop attribute value.
6763 (popcount<mode>2): New pattern.
6764 * doc/invoke.texi (-march=@var{arch}): Add octeon.
6766 2008-08-24 Jan Hubicka <jh@suse.cz>
6768 * doc/invoke.texi (-fipa-cp-clone): New option.
6769 (-fipa-cp): Update docs.
6770 (--param ipcp-unit-growth):New.
6771 * ipa-cp.c: Include fibheap.h, params.h
6772 (ipcp_initialize_node_lattices): When not cloning, all externally
6773 visible functions are bottom.
6774 (ipcp_need_redirect_p): Accept clones.
6775 (ipcp_insert_stage): Use cost driven heuristics.
6776 (max_count, dead_nodes): New static vars.
6777 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
6778 ipcp_const_param_count): New functions.
6779 * common.opt (ipa-cp-clone): New command line option.
6780 * params.def (ipcp-unit-growth): New.
6782 2008-08-24 Jan Hubicka <jh@suse.cz>
6784 * tree-inline.c (tree_function_versioning): Look harder
6785 for referenced vars.
6787 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
6789 PR tree-optimization/37185
6790 * matrix-reorg.c (transform_access_sites): Update changed stmt.
6792 2008-08-23 Jan Hubicka <jh@suse.cz>
6794 * ipa-cp.c (ipcp_analyze_node): New function.
6795 (ipcp_update_cloned_node): Use it.
6796 (ipcp_init_stage): Likewise.
6797 * ipa-inline.c (function_insertion_hook_holder): New static var.
6798 (analyze_function): Break out from ....
6799 (inline_generate_summary): Here; register insertion hook.
6800 (cgraph_decide_inlining): Remove hook.
6801 (add_new_function): New function.
6803 2008-08-23 Jan Hubicka <jh@suse.cz>
6805 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
6807 2008-08-23 Jan Hubicka <jh@suse.cz>
6809 * ipa-cp.c (constant_val_insert): Remove.
6810 (ipcp_propagate_one_const): Remove.
6811 (ipcp_create_replace_map): Always insert replacements to the map.
6812 (ipcp_insert_stage): Do not try to insert statements by hand.
6813 * tree-inline.c (insert_init_stmt): Break out from ...
6814 (setup_one_parameter): ... here; allow NULL BB pointer.
6815 (tree_function_versioning): Use setup_one_parameter to process
6818 2008-08-23 Jan Hubicka <jh@suse.cz>
6820 * tree.c (decl_address_ip_invariant_p): New function.
6821 * tree.h (decl_address_ip_invariant_p): Declare.
6822 * gimple.c (strip_invariant_refs): Break out from ...
6823 (is_gimple_invariant_address): ... here
6824 (is_gimple_ip_invariant_address): New function.
6825 (is_gimple_ip_invariant): New function.
6826 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
6829 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
6830 (ipcp_lat_is_insertable): All constants are insertable.
6831 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
6832 IPA_CONST_VALUE_REF.
6833 (ipcp_initialize_node_lattices): Propagate all types of operands.
6834 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
6835 (ipcp_create_replace_map): Reformat.
6836 (ipcp_need_redirect_p): Simplify.
6837 (ipcp_insert_stage): Check that argument is used before clonning.
6838 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
6840 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
6841 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
6842 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
6843 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
6844 (jump_func_type): Remove IPA_CONST_VALUE_REF.
6845 * tree-inline.c (tree_function_versioning): Add variables referenced
6848 2008-08-23 Jan Hubicka <jh@suse.cz>
6851 * i386.c (standard_80387_constant_p): Use optimize_size.
6853 2008-08-23 Ira Rosen <irar@il.ibm.com>
6855 PR tree-optimization/37161
6856 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
6857 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
6858 (vect_determine_vectorization_factor): Move the scalar type
6859 retrieval to vect_get_smallest_scalar_type.
6860 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
6861 scalar type. Remove redundant computation.
6862 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
6863 (vect_get_slp_defs): Take the type of RHS into account if
6864 necessary by calling vect_get_smallest_scalar_type. Call
6865 vect_get_constant_vectors with additional argument.
6867 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6870 * doc/invoke.texi (Wwrite-strings): Clarify description.
6872 2008-08-23 Ira Rosen <irar@il.ibm.com>
6874 PR tree-optimization/37174
6875 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
6876 def stmt is a part of the loop before accessing its stmt_vec_info.
6878 2008-08-22 Anatoly Sokolov <aesok@post.ru>
6881 * config/avr/avr.md (UNSPEC_SWAP): New constants.
6882 (*swap): New insn pattern.
6883 (*ashlqi3): Rename from ashlqi3 insn pattern.
6884 (ashlqi3): New expanders.
6885 (*lshrqi3): Rename from lshrqi3 insn pattern.
6886 (lshrqi3): New expanders.
6887 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
6888 lshrqi3_const5, lshrqi3_const6): New splitters.
6889 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
6890 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
6893 2008-08-22 Richard Guenther <rguenther@suse.de>
6895 PR tree-optimization/37078
6896 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
6897 [+INF, +INF] ranges.
6899 2008-08-22 Richard Guenther <rguenther@suse.de>
6901 PR tree-optimization/37143
6902 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
6903 a conversion statement instead of a copy.
6905 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
6908 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
6909 CCCmode, CCOmode and CCSmode destination modes.
6912 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
6913 from different units in a single alternative.
6914 (*vec_extractv2sf_1): Ditto.
6915 (*vec_extractv2si_0): Ditto.
6916 (*vec_extractv2si_1): Ditto.
6917 * config/i386/sse.md (sse2_storehpd): Ditto.
6918 (sse2_storelpd): Ditto.
6919 (sse2_loadhpd): Ditto.
6920 (sse2_loadlpd): Ditto.
6923 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
6924 (popcountsi2): Ditto.
6925 (clzdi2_abm): Ditto.
6926 (popcountdi2): Ditto.
6927 (clzhi2_abm): Ditto.
6928 (popcounthi2): Ditto.
6930 2008-08-22 Richard Guenther <rguenther@suse.de>
6934 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
6935 if the multiplication does not overflow.
6937 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
6939 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
6941 2008-08-21 Richard Henderson <rth@redhat.com>
6943 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
6944 spurrious comma from test.
6945 * configure: Rebuild.
6947 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6950 * builtins.c (fold_builtin_next_arg): Add warning about undefined
6953 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
6955 * c-tree.h (grokfield): New argument.
6956 * c-decl.c (grokfield): Handle new location argument.
6957 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
6959 2008-08-21 Richard Guenther <rguenther@suse.de>
6961 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
6963 2008-08-21 Jan Hubicka <jh@suse.cz>
6965 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
6966 (cgraph_add_function_insertion_hook,
6967 cgraph_remove_function_insertion_hook,
6968 cgraph_call_function_insertion_hooks): New functions.
6969 * cgraph.h (cgraph_add_function_insertion_hook,
6970 cgraph_remove_function_insertion_hook,
6971 cgraph_call_function_insertion_hooks): Declare.
6972 * ipa-reference.c (function_insertion_hook_holder): New variable.
6973 (check_operand, look_for_address_of): When checking late, do not care
6974 about module bitmaps.
6975 (add_new_function): New function.
6976 (generate_summary): Register hooks; zero module bitmaps.
6977 (propagate): Unregister hooks.
6978 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
6979 (add_new_function): New function.
6980 (generate_summary): Register hook.
6981 (propagate): Remove hook.
6983 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
6985 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
6986 * ipa-cp.c (ipcp_update_cloned_node): New function.
6987 (build_const_val): Handle functions correctly; bring type logic
6988 into sync with tree-inline.c
6989 (ipcp_init_stage): Take care of computing stuff needed by
6990 indirect inlining; update clones.
6991 (ipcp_generate_summary): Break out of ipcp_driver.
6992 (ipcp_driver): Do only execution and transformation.
6993 (pass_ipa_cp): Make IPA_PASS.
6994 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
6996 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
6997 ipcp, some info is already available.
6998 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
6999 * tree-inline.c (remap_ssa_name): Unshare expression.
7001 2008-08-21 Richard Guenther <rguenther@suse.de>
7003 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7004 a PHI ask VN if it is already available.
7005 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7006 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7008 2008-08-21 Richard Guenther <rguenther@suse.de>
7011 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
7012 makes sure to produce a result of the correct type.
7014 2008-08-21 Jan Hubicka <jh@suse.cz>
7015 Backport from LTO branch:
7017 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7018 Jan Hubicka <jh@suse.cz>
7021 (init_state, finish_state, set_function_state, generate_summary):
7023 (scan_stmt): Renamed from scan_function. Changed to keep state in
7024 local static vars rather than cgraph aux field.
7025 (propagate): Renamed from static_execute. Changed to keep state in
7026 local static vars rather than cgraph aux field.
7027 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
7028 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
7030 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7032 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
7033 * ipa-reference.c (init_function_info, generate_summary,
7034 propagate): New functions.
7035 (analyze_function): Call init_function_info.
7036 (static_execute): Stripped into generate_summary and propagate.
7037 (pass_ipa_reference): Made into ipa_opt_pass.
7039 2008-08-21 Richard Guenther <rguenther@suse.de>
7041 PR tree-optimization/37181
7042 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7044 (extract_range_from_unary_expr): Likewise.
7046 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7048 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7050 * toplev.h (pedwarn_at): Likewise.
7051 * builtins.c: Update all calls to pedwarn.
7052 * c-lex.c: Likewise.
7053 * toplev.c: Likewise.
7054 * c-tree.h: Likewise.
7055 * c-decl.c: Likewise.
7056 * c-errors.c: Likewise.
7057 * c-typeck.c: Likewise.
7058 * c-common.c: Likewise.
7059 * c-parser.c: Likewise.
7061 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7064 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7065 with MODE_VECTOR_INT mode.
7067 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7070 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7071 initialized outside the current module.
7072 (warn_uninitialized_var): Ignore left-hand side when walking the
7073 trees. Ignore address expressions. Examine VUSE operands in gimple
7074 statements with a variable declaration on the right-hand side.
7076 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7079 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7081 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7084 * c-common.c (conversion_warning): Do not warn if applying bit-and
7085 operator to unsigned constant that fits in the target type.
7087 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7090 * c-common.c (conversion_warning): Do not warn for artificial
7093 2008-08-20 Richard Guenther <rguenther@suse.de>
7095 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7096 (extract_range_from_binary_expr): Fall back to constant propagation.
7097 (extract_range_from_unary_expr): Likewise.
7099 2008-08-20 Richard Guenther <rguenther@suse.de>
7101 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7102 with TREE_THIS_VOLATILE on shared nodes.
7103 (fold_stmt_r): Likewise.
7105 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7108 * c-parser.c (c_parser_attributes): For keywords use canonical
7109 spelling for attr_name.
7111 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7113 * value-prof.c (check_counter): Revert wrong call to error.
7115 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7117 * profile.c: Update calls to inform.
7118 * value-prof.c: Update calls to inform.
7120 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7122 * diagnostic.c (inform): Add an explicit location_t parameter.
7123 * toplev.h (inform): Update declaration.
7124 * builtins.c: Update all calls to inform.
7125 * c-common.c: Likewise.
7126 * c-decl.c: Likewise.
7127 * c-opts.c: Likewise.
7128 * c-pch.c: Likewise.
7129 * c-pragma.c: Likewise.
7130 * c-typeck.c: Likewise.
7131 * coverage.c: Likewise.
7133 * toplev.c: Likewise.
7134 * tree-cfg.c: Likewise.
7135 * tree-ssa.c: Likewise.
7137 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7140 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7141 V2DI mode, for SSE4.1, use movq instead of vector set if the
7142 second element is zero and inter-unit moves are OK.
7144 2008-08-20 Richard Guenther <rguenther@suse.de>
7146 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7147 properly handle conversion/copy chains after tuplification.
7149 2008-08-20 Richard Guenther <rguenther@suse.de>
7151 * passes.c (init_optimization_passes): Move the second
7152 forwprop pass before alias computation. Remove the second
7153 DCE pass. Remove the first dominator and phi copy/const
7156 2008-08-20 Nick Clifton <nickc@redhat.com>
7158 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7159 support of this feature. Do not assume that a sufficiently new
7160 assembler will support the feature regardless of the target type.
7161 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7162 * configure: Regenerate.
7164 2008-08-20 Richard Guenther <rguenther@suse.de>
7166 * tree-vrp.c (found_in_subgraph): Remove.
7167 (live): New global static.
7168 (live_on_edge): New function.
7169 (blocks_visited): Remove.
7170 (register_edge_assert_for_2): Use live_on_edge.
7171 (find_conditional_asserts): Remove code dealing with
7172 found_in_subgraph. Do not walk the CFG.
7173 (find_switch_asserts): Likewise.
7174 (find_assert_locations_1): Renamed from find_assert_locations.
7175 Move finding assert locations for conditional and switch
7176 statements first. Update live bitmap. Do not walk the CFG.
7177 (find_assert_locations): New function.
7178 (insert_range_assertions): Remove entry of CFG walk.
7179 Adjust call to find_assert_locations.
7180 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7181 that only can appear because of fake exit edges but assert we
7182 never try to insert on those.
7183 (fini_pre): Do not remove fake exit edges here...
7184 (execute_pre): ...but here, before committing edge inserts.
7186 2008-08-19 Richard Guenther <rguenther@suse.de>
7188 * passes.c (init_optimization_passes): Exchange store-ccp
7191 2008-08-19 Rafael EspÃndola <espindola@google.com>
7193 * varasm.c (weak_decls): Move earlier in the file.
7194 (assemble_external): Add weak decls to the weak_decls list.
7195 (declare_weak): Don't add decls to the weak_decls list.
7197 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7200 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7201 before (sse2_shufpd_<mode>).
7203 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7206 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7207 * tree.c (block_nonartificial_location): Likewise.
7209 2008-08-19 Richard Guenther <rguenther@suse.de>
7211 PR tree-optimization/35972
7212 PR tree-optimization/23094
7213 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7215 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7216 handle MISALIGNED_INDIRECT_REF.
7217 (get_ref_from_reference_ops): New helper.
7218 (vn_reference_lookup_pieces): Walk the use-def chain using the
7219 alias-oracle if requested.
7220 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7221 walking the use-def chain.
7222 (compute_avail): But not here.
7223 (create_component_ref_by_pieces_1): Properly handle
7224 MISALIGNED_INDIRECT_REF.
7225 (do_regular_insertion): Handle fully redundant
7226 expressions after PHI-translation also for SSA_NAME values, not
7227 only constants. Correctly use edoubleprime for that.
7229 2008-08-19 Ira Rosen <irar@il.ibm.com>
7231 * tree-vectorizer.c (supportable_widening_operation): Support
7232 multi-step conversion, return the number of steps in such conversion
7233 and the required intermediate types.
7234 (supportable_narrowing_operation): Likewise.
7235 * tree-vectorizer.h (vect_pow2): New function.
7236 (supportable_widening_operation): Change argument types.
7237 (supportable_narrowing_operation): Likewise.
7238 (vectorizable_type_promotion): Add an argument.
7239 (vectorizable_type_demotion): Likewise.
7240 * tree-vect-analyze.c (vect_analyze_operations): Call
7241 vectorizable_type_promotion and vectorizable_type_demotion with
7242 additional argument.
7243 (vect_get_and_check_slp_defs): Detect patterns.
7244 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7246 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7247 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7248 factor according to the smallest type in the loop.
7249 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7250 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7251 supportable_widening_operation with correct arguments.
7252 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7253 operands lists according to the number of vector statements in left
7254 or right node, if exists.
7255 (vect_gen_widened_results_half): Remove unused argument.
7256 (vectorizable_conversion): Call supportable_widening_operation,
7257 supportable_narrowing_operation, and vect_gen_widened_results_half
7258 with correct arguments.
7259 (vectorizable_assignment): Change documentation, support multiple
7261 (vectorizable_operation): Likewise.
7262 (vect_get_loop_based_defs): New function.
7263 (vect_create_vectorized_demotion_stmts): Likewise.
7264 (vectorizable_type_demotion): Support loop-aware SLP and general
7265 multi-step conversion. Call vect_get_loop_based_defs and
7266 vect_create_vectorized_demotion_stmts for transformation.
7267 (vect_create_vectorized_promotion_stmts): New function.
7268 (vectorizable_type_promotion): Support loop-aware SLP and general
7269 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7271 (vectorizable_store): Change documentation, support multiple
7273 (vectorizable_load): Likewise.
7274 (vect_transform_stmt): Pass SLP_NODE to
7275 vectorizable_type_promotion and vectorizable_type_demotion.
7276 (vect_schedule_slp_instance): Move here the calculation of number
7277 of vectorized statements for each node from...
7278 (vect_schedule_slp): ... here.
7279 (vect_transform_loop): Call vect_schedule_slp without the last
7282 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7285 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7286 to == in assert statement.
7287 (vectorizable_reduction): Fix typo.
7289 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7292 * value-prof.c (check_counter): Dereference pointer to overall
7293 count when printing it.
7295 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7297 * profile.h: Really add it.
7299 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7301 * mcf.c: Really add it.
7303 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7304 Vinodha Ramasamy <vinodha@google.com>
7306 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7308 * value-prof.c (check_counter): Fix the counter if
7309 flag_profile_correction is true.
7310 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7311 tree_mod_subtract_transform):
7312 Follow check_counter parameter change.
7313 * common.opt (fprofile-correction): New option.
7315 * profile.h: Likewise.
7316 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7317 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7318 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7320 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7321 flag_profile_correction is set.
7323 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7325 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7327 2008-08-18 Tomas Bily <tbily@suse.cz>
7329 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7330 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7332 * tree-data-ref.c (split_constant_offset_1): Likewise.
7333 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7334 * tree-sra.c (sra_walk_expr): Likewise.
7335 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7336 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7337 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7338 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7340 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7341 * tree-vect-transform.c (vectorizable_type_demotion)
7342 (vectorizable_type_promotion): Likewise.
7343 * tree-inline.c (expand_call_inline):
7344 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7345 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7346 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7347 * expr.c (expand_expr_real_1): Likewise.
7348 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7349 (gimple_assign_unary_useless_conversion_p): Likewise.
7350 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7351 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7352 * fold-const.c (fold_unary): Likewise.
7353 * tree.h (CONVERT_EXPR_P): Likewise.
7354 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7355 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7357 (register_edge_assert_for_2, extract_range_from_unary_expr)
7358 (register_edge_assert_for_1): Likewise.
7360 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7362 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7363 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7364 (enum real_value_const): Delete.
7365 (get_real_const): Delete.
7366 * real.c (get_real_const): Delete.
7367 (dconst_e_ptr): Define.
7368 (dconst_third_ptr): Define.
7369 (dconst_sqrt2_ptr): Define.
7370 * builtins.c: Update all callers.
7372 2008-08-18 Richard Guenther <rguenther@suse.de>
7374 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7375 statement iterator after statement removal.
7377 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7379 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7380 (detect_processor_freebsd): Likewise.
7381 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7383 2008-08-18 Richard Guenther <rguenther@suse.de>
7385 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7386 and loads have the correct types.
7388 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7391 * c-opts.c (cpp_opts): Remove static.
7392 * c-parser.c (cpp_opts): Declare it extern.
7393 (disable_extension_diagnostics): Handle cpp options.
7394 (enable_extension_diagnostics): Likewise.
7396 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7398 * diagnostics.c (permerror_at): Rename as permerror.
7399 (permerror): Delete.
7400 * toplev.h: Likewise.
7402 2008-08-18 Richard Guenther <rguenther@suse.de>
7404 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7405 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7406 Move call_cdce before build_alias. Move copyrename2,
7407 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7408 right after final inlining.
7409 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7410 (pass_build_cfg): But instead via TODO_dump_func.
7412 2008-08-18 Richard Guenther <rguenther@suse.de>
7414 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7416 (scalarize_init): If we failed to generate some initializers
7417 do not generate zeros for not instantiated members. Instead
7418 rely on the copy out.
7419 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7420 about missing flow-sensitive alias info only if we have
7423 2008-08-17 Nick Clifton <nickc@redhat.com>
7425 * doc/extend.texi (Function Attributes): Fix typo in description
7426 if hot function attribute.
7428 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7429 Richard Sandiford <rdsandiford@googlemail.com>
7431 * doc/install.texi (--with-mips-plt): Document.
7432 * doc/invoke.texi (-mplt, -mno-plt): Document.
7433 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7434 and handle ${with_mips_plt}.
7435 * config/mips/mips.opt (mplt): New option.
7436 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7437 (TARGET_ABICALLS_PIC2): Likewise.
7438 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7439 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7440 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7441 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7442 to decide whether to output ".option picX" directives.
7443 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7444 Pass -call_nonpic rather than -KPIC for -mplt.
7445 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7446 on the command line. Also remove it when -mabi=64 is used without
7448 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7449 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7450 TARGET_ABICALLS_PIC0.
7451 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7453 (mips16_build_function_stub): Only output ".option pic" directives
7454 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7455 (mips16_build_call_stub): Fix comment and remove redundant
7456 ".set at"/"set .noat" directives.
7457 (mips_function_rodata_section): Use the default behaviour for
7458 TARGET_ABSOLUTE_ABICALLS.
7459 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7460 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7461 (mips_restore_gp): Do nothing if the current function doesn't use
7463 (mips_expand_prologue): Only save $gp if the current function uses it.
7464 Use a normal move for TARGET_ABICALLS_PIC0.
7465 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
7467 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
7469 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
7470 of function when handling GLOBAL_POINTER_REGNUM.
7472 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
7475 * common.opt (-fstack-check): Do not declare the variable here.
7476 (-fstack-check=): New option variant.
7477 * doc/invoke.texi (Code Gen Options): Document it.
7478 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
7479 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
7480 (STACK_CHECK_STATIC_BUILTIN): New macro.
7481 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
7482 * opts.c: Include expr.h.
7483 (common_handle_option) <OPT_fold_stack_check_>: New case.
7484 <OPT_fstack_check>: Likewise.
7485 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
7486 consistently in the test for variable-sized types. Adjust for
7487 new behaviour of flag_stack_check.
7488 * explow.c: Include except.h.
7489 (allocate_dynamic_stack_space): Do not take into account
7490 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
7491 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
7492 for variable-sized parameters. Treat all parameters whose size is
7493 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
7494 stack checking is enabled.
7495 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
7496 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
7497 if generic stack checking is enabled.
7498 (expand_function_end): Adjust for new behaviour of flag_stack_check.
7499 * reload1.c (reload): Likewise.
7500 * stmt.c (expand_decl): Assert that all automatic variables have
7501 fixed size at this point and remove dead code.
7502 * flags.h (stack_check_type): New enumeration type.
7503 (flag_stack_check): Declare.
7504 * toplev.c (flag_stack_check): New global variable.
7505 * Makefile.in (opts.o): Add dependency on EXPR_H.
7506 (explow.o): Add dependency on except.h.
7508 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
7510 * config/avr/avr.c (avr_override_options): Reduce value of
7511 PARAM_INLINE_CALL_COST.
7513 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
7515 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
7516 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
7517 lieu of TYPE_MODE (type) throughout.
7519 2008-08-15 Joseph Myers <joseph@codesourcery.com>
7521 * config/arm/arm.c (add_minipool_backward_ref): Check for
7522 8-byte-aligned entries in second case of forcing insertion after a
7523 particular entry. Change third case to avoid inserting
7524 non-8-byte-aligned entries before 8-byte-aligned ones.
7526 2008-08-15 Richard Guenther <rguenther@suse.de>
7528 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
7529 strip components for unknown size accesses.
7531 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
7533 * config/s390/2097.md New file.
7534 * config/s390/s390.md ("z10prop" attribute): Define none,
7535 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
7536 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
7537 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
7538 possible values and apply them to insns as appropriate.
7539 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
7540 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
7541 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
7542 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
7543 ("bfp" mode attribute): Removed. Every occurence replaced
7545 * config/s390/s390.c (struct "z10_cost"): Updated entries.
7546 * config/s390/2084.md (insn_reservation "x_itof"): Updated
7549 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7552 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
7555 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
7557 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
7558 additional argument. Support reduction when duplication is needed due
7559 to data-types of different sizes in the loop.
7560 (get_initial_def_for_induction): Fix printout.
7561 (vect_get_vec_def_for_stmt_copy): Support case where the
7562 vec_stmt_for_operand is a phi node.
7563 (vectorizable_reduction): Support reduction when duplication is needed
7564 due to data-types of different sizes in the loop.
7565 (vectorizable_call): Remove restriction to not vectorize in case we
7566 have data-types of different sizes in the loop.
7567 (vectorizable_conversion): Likewise.
7568 (vectorizable_operation): Likewise.
7569 (vectorizable_type_demotion): Likewise.
7570 (vectorizable_type_promotion): Likewise.
7571 (vectorizable_induction): Add restriction to not vectorize in case
7572 we have data-types of different sizes in the loop.
7574 2008-08-14 Christophe Saout <christophe@saout.de>
7575 Uros Bizjak <ubizjak@gmail.com>
7578 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
7579 (*vec_concatv2di_rex64_sse4_1): Ditto.
7580 (*vec_concatv2di_rex64_sse): Ditto.
7582 2008-08-14 Jakub Jelinek <jakub@redhat.com>
7585 * fold-const.c (fold_widened_comparison): Do not allow
7586 sign changes that change the result even if shorter type
7587 is wider than arg1_unw's type.
7589 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
7591 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
7592 Skip if the multilib testing specifies -march that does not
7593 agree with the one specified in the testcase.
7595 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7597 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
7598 zero extend SImode values being converted to TFmode before passing
7601 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7603 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
7604 __PPU__ when targeting the Cell/B.E. PPU processor.
7606 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
7608 * gimple.h (gimple_call_set_chain): Accept SSA variables.
7609 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
7610 Rematerialize the static chain, if any.
7611 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
7614 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7616 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
7617 (new_loc_descr): Likewise.
7618 (add_loc_descr): Likewise.
7619 (size_of_loc_descr): Likewise.
7620 (size_of_locs): Likewise.
7621 (output_loc_operands): Likewise.
7622 (output_loc_sequence): Likewise.
7623 (new_reg_loc_descr): New.
7624 (build_cfa_loc): Use it.
7625 (build_cfa_aligned_loc): Likewise.
7626 (one_reg_loc_descriptor): Likewise.
7627 (based_loc_descr): Likewise.
7629 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7632 * doc/invoke.texi (Wmain): Update.
7633 * c-decl.c (start_decl): warn_main is only 0 or 1.
7634 (start_function): Likewise. Fix formatting.
7635 (finish_function): Delete redundant warning.
7636 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
7637 * c-opts (c_common_handle_option): -Wall only has effect if
7638 warn_main is uninitialized. OPT_Wmain is automatically
7639 handled. -pedantic also enables Wmain.
7640 (c_common_post_options): Handle all logic for Wmain here.
7641 * c-common.c (warn_main): Delete.
7642 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
7643 * c-common.h (warn_main): Delete.
7645 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7648 * expr.c (emit_group_store): Allocate stack temp with the
7649 largest alignment when copying from register to stack.
7651 2008-08-13 Richard Guenther <rguenther@suse.de>
7653 * tree.h (maybe_fold_offset_to_address): Declare.
7654 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
7655 (ccp_fold): Handle pointer conversions the same as fold_stmt.
7656 Likewise for POINTER_PLUS_EXPR.
7657 (maybe_fold_offset_to_reference): Enable disabled code.
7658 (maybe_fold_offset_to_address): New function.
7659 (fold_stmt_r): Use it.
7660 (fold_gimple_assign): Likewise.
7661 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
7662 (gimplify_expr): Likewise.
7664 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7666 * toplev.h (pedwarn_at): Fix declaration.
7668 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7670 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
7671 LINK_SPEC): Use %R in -Y P argument.
7673 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7676 * diagnostic.c (pedwarn_at): New.
7677 * toplev.h (pedwarn_at): Declare.
7678 * c-tree.h (build_enumerator): Update declaration.
7679 * c-decl.c (finish_enum): Update comment.
7680 (build_enumerator): Take a location parameter. Give a pedwarn but do
7681 not perform any conversion.
7682 * c-parser.c (c_parser_enum_specifier): Set correct location for
7685 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7688 * c-common.c (conversion_warning): Use a switch. Ignore boolean
7689 expressions except for conversions to signed:1 bitfields. Handle
7690 COND_EXPR with constant operands.
7692 2008-08-13 Richard Guenther <rguenther@suse.de>
7694 PR tree-optimization/15255
7695 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
7696 (struct oecount_s): New struct and VEC types.
7698 (oecount_hash): New function.
7699 (oecount_eq): Likewise.
7700 (oecount_cmp): Likewise.
7701 (zero_one_operation): New function.
7702 (build_and_add_sum): Likewise.
7703 (undistribute_ops_list): Perform un-distribution of multiplication
7704 and division on the chain of summands.
7705 (should_break_up_subtract): Also break up subtracts for factors.
7706 (reassociate_bb): Delete dead visited statements.
7707 Call undistribute_ops_list. Re-sort and optimize if it did something.
7708 * passes.c (init_optimization_passes): Move DSE before
7710 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
7713 2008-08-12 Janis Johnson <janis187@us.ibm.com>
7715 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
7717 * doc/invoke.texi: Revert unintended checkin.
7719 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
7722 * gcc.c (include_spec_function): Tweak call to find_a_file.
7724 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7727 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
7728 and TRUTH_ORIF_EXPR.
7729 * dojump.c (do_jump): Likewise.
7731 PR tree-optimization/37084
7732 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
7733 if id->regimplify, don't assume stmt is a cast assignment.
7735 2008-08-12 Anatoly Sokolov <aesok@post.ru>
7737 * final.c (final_scan_insn): Use app_enable/app_disable functions.
7739 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7742 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
7745 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7747 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
7748 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
7750 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
7751 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
7752 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
7753 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
7754 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
7756 * doc/tm.texi (Storage Layout): Remove documentation for
7757 TARGET_FLOAT_FORMAT.
7759 * simplify-rtx.c (simplify_binary_operation_1): Replace
7760 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
7762 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7764 * real.h (struct real_format): New member has_sign_dependent_rounding.
7765 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
7766 spu_single_format, ieee_double_format, mips_double_format,
7767 motorola_double_format, ieee_extended_motorola_format,
7768 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7769 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7770 mips_extended_format, ieee_quad_format, mips_quad_format,
7771 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7772 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7774 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7775 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7776 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7777 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7778 (ROUND_TOWARDS_ZERO): Likewise.
7780 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
7781 (FLOAT_MODE_FORMAT): New macro.
7782 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
7783 (MODE_COMPOSITE_P): ... this new macro.
7784 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7785 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
7786 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
7788 * flags.h: Include "real.h".
7790 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
7791 REAL_MODE_FORMAT_COMPOSITE_P.
7792 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
7794 * doc/tm.texi (Storage Layout): Remove documentation of
7795 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7796 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
7797 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
7798 they only apply to libgcc2.a.
7800 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7802 * config/spu/float_disf.c: New file.
7803 * config/spu/float_unsdisf.c: New file.
7804 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
7805 (LIB2FUNCS_EXCLUDE): Define.
7807 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7808 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7810 * real.h (struct real_format): New member round_towards_zero.
7811 * real.c (round_for_format): Respect fmt->round_towards_zero.
7812 (ieee_single_format, mips_single_format, motorola_single_format,
7813 spu_single_format, ieee_double_format, mips_double_format,
7814 motorola_double_format, ieee_extended_motorola_format,
7815 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7816 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7817 mips_extended_format, ieee_quad_format, mips_quad_format,
7818 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7819 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7821 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
7822 real_format to choose rounding mode when calling MPFR functions.
7823 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
7824 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
7826 * real.h (real_to_decimal_for_mode): Add prototype.
7827 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
7828 Respect target rounding mode when generating decimal representation.
7829 (real_to_decimal): New stub for backwards compatibility.
7830 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
7831 real_to_decimal_for_mode instead of real_to_decimal.
7833 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
7835 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7836 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7838 * real.c (spu_single_format): New variable.
7839 * real.h (spu_single_format): Declare.
7841 * config/spu/spu.c (spu_override_options): Install SFmode format.
7842 (spu_split_immediate): Use integer mode to operate on pieces of
7843 floating-point values in all cases.
7845 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
7846 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
7847 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
7849 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7851 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
7853 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7855 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
7857 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7860 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
7861 on the VAR_DECL instead of TYPE_READONLY on its type.
7863 2008-08-12 Ira Rosen <irar@il.ibm.com>
7865 * tree-vectorizer.c: Depend on langhooks.h.
7866 (supportable_widening_operation): Add two arguments. Support double
7868 (supportable_narrowing_operation): Likewise.
7869 * tree-vectorizer.h (supportable_widening_operation): Add two
7871 (supportable_narrowing_operation): Likewise.
7872 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
7873 supportable_widening_operation with correct arguments.
7874 * tree-vect-transform.c (vectorizable_conversion): Likewise.
7875 (vectorizable_type_demotion): Support double type conversions.
7876 (vectorizable_type_promotion): Likewise.
7877 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
7879 2008-08-11 Michael Matz <matz@suse.de>
7881 * i386/i386.c (override_options): Move initialisation from
7882 flag_schedule_insns_after_reload to here from ...
7883 (optimization_options): ... here.
7885 2008-08-11 Jakub Jelinek <jakub@redhat.com>
7887 PR rtl-optimization/36998
7888 * dwarf2out.c (compute_barrier_args_size_1,
7889 compute_barrier_args_size): Temporarily remove assertions.
7891 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7894 * tree-ssa.c (struct walk_data): Add new flag
7895 warn_possibly_uninitialized.
7896 (warn_uninitialized_var): Use it.
7897 (warn_uninitialized_vars): New.
7898 (execute_early_warn_uninitialized): Call it.
7899 (execute_late_warn_uninitialized): Likewise.
7901 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7904 * reload1.c (gen_reload): Guard calls to get_secondary_mem
7907 2008-08-09 Jan Hubicka <jh@suse.cz>
7910 * optabs.c (maybe_emit_unop_insn): Remove produced code if
7912 (expand_fix): Be prepared for expansion to fail.
7913 (expand_sfix_optab): Remove instructions if expansion failed.
7915 2008-08-09 Anatoly Sokolov <aesok@post.ru>
7917 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
7919 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
7920 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7922 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7924 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
7925 mips/t-libgcc-mips16 to tmake_file.
7926 * config/mips/mips-protos.h (mips_call_type): New enum.
7927 (mips_pic_base_register, mips_got_load): Declare.
7928 (mips_restore_gp): Take an rtx argument.
7929 (mips_use_pic_fn_addr_reg_p): Declare.
7930 (mips_expand_call): Replace the sibcall_p argument with
7931 a mips_call_type argument. Add a lazy_p parameter.
7932 (mips_split_call): Declare.
7933 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
7934 (MIPS16_PIC_TEMP): Likewise.
7935 (reg_class): Delete M16_NA_REGS.
7936 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7937 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
7938 (mips_split_hi_p): Declare.
7939 * config/mips/mips.c (mips_split_hi_p): New array.
7940 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
7941 (mips_got_symbol_type_p): New function.
7942 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
7943 (mips16_stub_function_p): New function.
7944 (mips16_local_function_p): Likewise.
7945 (mips_use_pic_fn_addr_reg_p): Likewise.
7946 (mips_cannot_force_const_mem): Return false for HIGHs.
7947 Extend CONST_INT and symbolic handling to MIPS16, using
7948 mips_symbol_insns to check that the base symbol type is a
7949 legitimate constant. Reject GOT-based constants if
7950 TARGET_MIPS16_PCREL_LOADS.
7951 (mips_const_insns): Check targetm.cannot_force_const_mem when
7952 decomposing a symbolic base and a large offset.
7953 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
7954 When calling a function that needs $25 from MIPS16 code,
7955 move the target address into $25 separately and add a USE
7957 (mips16_gp_pseudo_reg): Insert the initializer immediately
7958 before the first real insn.
7959 (mips_pic_base_register, mips_got_load): New functions.
7960 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
7961 parameter to LOW_OUT. Say that it can be any valid SET_SRC
7962 when splitting a load-address operation. Split SYMBOL_GOT_DISP
7963 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
7964 (mips_call_tls_get_addr): Update the call to mips_expand_call,
7965 also passing NULL_RTX rather than const0_rtx as the aux argument.
7966 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
7967 instead of TARGET_EXPLICIT_RELOCS.
7968 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
7969 (mips_load_call_address): Replace the sibcall_p argument with
7970 a mips_call_type argument. Use mips_got_load.
7971 (mips16_local_alias): New structure.
7972 (mips16_local_aliases): New variable.
7973 (mips16_local_aliases_hash): New function.
7974 (mips16_local_aliases_eq): Likewise.
7975 (mips16_local_alias): Likewise.
7976 (mips16_stub_function): Likewise.
7977 (mips16_build_function_stub): Create a local alias for the target
7978 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
7979 .cpload directive and an R_MIPS_NONE relocation for the target
7980 function, then load the alias rather than the function itself.
7981 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
7982 (mips16_copy_fpr_return_value): Use mips16_stub_function and
7983 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
7984 (mips16_build_call_stub): Replace the FN parameter with an
7985 FN_PTR parameter. Force the address into a register if it
7986 isn't a call_insn_operand; don't rely on the caller to do this.
7987 If a call to a locally-defined and locally-binding MIPS16
7988 function must be made indirectly, redirect the call to the
7989 function's local alias. Use mips16_stub_function_p,
7990 mips16_stub_function, mips_expand_call and use_reg.
7991 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
7992 Use explicit %hi and %lo accesses where possible.
7993 Use MIPS_CALL to generate the correct code form of a
7994 jal instruction. Add clobbers of $18 instead of uses.
7995 Update the call to mips_emit_call_insn.
7996 (mips_expand_call): Replace the SIBCALL_P argument with a
7997 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
7998 Take a LAZY_P parameter. Call mips16_build_call_stub first,
7999 allowing it to modify the call address. Update the calls to
8000 mips_load_call_address and mips_emit_call_insn.
8001 (mips_split_call): New function.
8002 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
8003 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
8004 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
8005 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
8006 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
8008 (mips_cprestore_slot): New function.
8009 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
8010 and use mips_cprestore_slot.
8011 (mips_output_function_prologue): Handle TARGET_MIPS16 for
8013 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
8014 then use a copygp_mips16 instruction to set up $28.
8015 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
8016 (mips16_lay_out_constants): Call split_all_insns_noflow.
8017 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
8018 false if TARGET_MIPS16.
8019 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
8020 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
8021 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
8022 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
8023 MIPS16 code. Allow MIPS16 o32 PIC.
8024 (mips_override_options): Allow MIPS16 o32 PIC.
8025 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
8026 after reload if TARGET_USE_GOT.
8027 (UNSPEC_COPYGP): New constant.
8028 (length): Use a default length of 8 for MIPS16 GOT loads.
8029 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
8030 (*got_page<mode>): Check mips_split_hi_p.
8031 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
8032 (unspec_got<mode>, unspec_call<mode>): New expanders.
8033 (load_got<mode>, load_call<mode>): Remove the length attributes.
8034 Use a got attribute instead of a type attribute.
8035 (copygp_mips16): New insn.
8036 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
8037 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8038 (sibcall, sibcall_value, call, call_value): Update the calls
8039 to mips_expand_call.
8040 (call_internal, call_value_internal): Use mips_split_call.
8041 (call_value_multiple_internal): Likewise.
8042 (call_split): Move after call_internal (the insn it is split from).
8043 (call_internal_direct, call_value_internal_direct): Turn into
8044 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8045 (call_direct_split, call_value_direct_split): New patterns.
8046 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8047 and use M16_REGS instead of M16_NA_REGS.
8048 * config/mips/predicates.md (const_call_insn_operand): Replace
8049 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8050 mips_use_pic_fn_addr_reg_p check.
8051 (move_operand): Reject HIGHs if mips_split_hi_p.
8052 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8053 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8054 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8055 * config/mips/libgcc-mips16.ver: New file.
8056 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8057 $(srcdir)/config/mips/libgcc-mips16.ver.
8059 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8061 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8063 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8064 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8065 (mips16_cfun_returns_in_fpr_p): Likewise.
8067 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8069 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8070 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8071 rather than 4 to PC.
8073 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8075 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8076 (FUNCTION_PROFILER): Save the static chain pointer into $2
8077 beforehand and restore it aftewards.
8078 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8079 address directly into $25 and call the function through $25;
8080 do not clobber $3. Pad the DImode version to cover the space
8081 left by the deleted $25 <- $3 move.
8082 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8083 the removal of the $25 <- $3 move.
8084 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8085 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8087 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8088 Daniel Jacobowitz <dan@codesourcery.com>
8090 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8091 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8092 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8093 * config/mips/mips.c (mips_start_function_definition): New function.
8094 (mips_end_function_definition): Likewise.
8095 (mips_output_function_prologue): Use mips_start_function_definition.
8096 (mips_output_function_epilogue): Use mips_end_function_definition.
8097 (build_mips16_function_stub): Use mips_start_function_definition
8098 and mips_end_function_definition.
8099 (build_mips16_call_stub): Likewise.
8101 2008-08-09 Richard Guenther <rguenther@suse.de>
8103 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8104 * gimple.h (gimple_call_fn): Adjust comment.
8105 (gimple_call_set_fndecl): New function.
8106 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8107 longer having bare FUNCTION_DECL operand.
8108 (gimple_call_return_type): Likewise.
8109 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8111 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8112 (gimple_mod_pow2): Likewise.
8113 (gimple_mod_subtract): Likewise.
8114 (gimple_ic): Likewise.
8115 (gimple_stringop_fixed_value): Likewise.
8116 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8117 longer having bare FUNCTION_DECL operand.
8118 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8119 * omp-low.c (optimize_omp_library_calls): Likewise.
8120 * cgraphunit.c (update_call_expr): Likewise.
8121 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8122 (execute_convert_to_rsqrt): Likewise.
8123 * cfgexpand.c (gimple_to_tree): Simplify.
8124 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8125 bare FUNCTION_DECL operand.
8126 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8127 (convert_gimple_call): Use gimple_call_fndecl.
8128 * c-common.c (c_warn_unused_result): Likewise.
8130 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8133 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8134 (c_finish_return): Likewise.
8135 (c_start_case): Likewise.
8136 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8137 * c-parser.c (c_parser_condition): New. Call
8138 verify_sequence_points.
8139 (c_parser_paren_condition): Call c_parser_condition.
8140 (c_parser_for_statement): Call c_parser_condition.
8142 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8145 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8146 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8147 Moved from diagnostic.h
8148 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8150 (emit_diagnostic): New.
8151 (warning0, pedwarn0): Delete.
8152 (warning, warning_at, pedwarn, permerror): Return bool.
8153 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8154 Moved to diagnostic.c.
8155 (struct diagnostic_context): Use correct type for
8156 classify_diagnostic.
8157 (diagnostic_report_diagnostic): Update declaration.
8158 (emit_diagnostic): Declare.
8159 * errors.c (warning): Return bool.
8160 * errors.h (warning): Update declaration.
8161 * toplev.h (warning0, pedwarn0): Delete.
8162 (warning, warning_at, pedwarn, permerror): Return bool.
8163 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8164 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8165 inform. Update all calls.
8166 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8167 before giving informative note.
8168 (implicit_decl_warning): Likewise.
8169 * c-typeck.c (build_function_call): Likewise.
8170 * tree-sssa.c (warn_uninit): Likewise.
8171 * builtins.c (gimplify_va_arg_expr): Likewise.
8173 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8176 * doc/invoke.texi (-Wextra): Move warning from here...
8177 (-Wuninitialized): ... to here.
8179 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8182 * flags.h (set_Wunused): Delete
8183 * toplev.c (process_options): Handle Wunused flags here.
8184 * opts.c (maybe_warn_unused_parameter): Delete.
8185 (common_handle_option): Replace set_Wunused by warn_unused.
8186 (set_Wextra): Do not handle Wunused-parameter here.
8187 (set_Wunused): Delete.
8188 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8190 * common.opt (Wunused): Add Var and Init.
8191 (Wunused-function): Likewise.
8192 (Wunused-label): Likewise.
8193 (Wunused-parameter): Likewise.
8194 (Wunused-value): Likewise.
8195 (Wunused-variable): Likewise.
8197 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8199 * doc/invoke.texi: Add cpu_type power7.
8200 * config.in (HAVE_AS_VSX): New.
8201 * config.gcc: Add cpu_type power7.
8202 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8204 * configure: Regenerate.
8205 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8207 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8208 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8209 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8211 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8213 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8214 type to vectorize.builtin_conversion.
8215 (vectorizable_conversion): Likewise.
8216 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8217 integral type as input.
8218 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8220 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8221 and ALTIVEC_BUILTIN_VCTSXS.
8222 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8225 2008-08-08 Richard Guenther <rguenther@suse.de>
8227 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8228 (surely_varying_stmt_p): Calls are varying only if they are
8229 non-builtin and not indirect or have no result.
8230 (ccp_fold): Re-instantiate code before the tuples merge.
8232 2008-08-08 Richard Guenther <rguenther@suse.de>
8234 PR tree-optimization/37056
8235 * gimple.h (gimple_assign_rhs_class): New helper function.
8236 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8237 unary operations properly.
8239 2008-08-07 Jan Hubicka <jh@suse.cz>
8241 * i386.h (ix86_size_cost): Declare.
8242 (ix86_cur_cost): New function macro.
8243 * i386.md (peepholes expanding size and splitters): Predicate by
8244 optimize_insn_for_speed_p.
8245 (peepholes reduce size and splitters): Predicate by
8246 optimize_insn_for_size_p.
8247 * i386.c (ix86_size_cost): Rename from ...
8248 (size_cost): This one.
8249 (override_options): Update.
8250 (decide_alg): Likewise.
8251 (ix86_expand_clear): Use RTL profile.
8252 (ix86_pad_returns): Use RTL profile.
8254 2008-08-07 Jan Hubicka <jh@suse.cz>
8256 * recog.c (split_all_insns): Set RTL profile
8257 (peephole2_optimize): Likewise.
8258 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8259 * combine.c (combine_instructions): Likewise.
8261 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8263 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8265 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8267 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8268 value in a6 after the set_frame_ptr insn.
8270 2008-08-07 Richard Henderson <rth@redhat.com>
8273 * gcc.c (cpp_options): Pass along -g*.
8275 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8277 * config/arm/arm.c (output_move_neon): Update comment describing
8278 big-endian vector layout.
8279 (arm_assemble_integer): Do not handle big-endian NEON vectors
8281 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8282 neon_vget_lane<mode>_sext_internal,
8283 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8284 element indices for big-endian.
8286 2008-08-07 Richard Henderson <rth@redhat.com>
8288 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8289 * configure, config.in: Rebuild.
8290 * debug.h (dwarf2out_do_cfi_asm): Declare.
8291 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8292 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8293 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8294 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8296 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8298 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8299 movv2si_internal): Combine into mov<mode>_internal.
8300 (movv2si_internal_2): Remove.
8302 2008-08-07 Jan Hubicka <jh@suse.cz>
8305 * i386.md (single stringop patterns): Enable unconditionally.
8307 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8310 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8312 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8313 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8315 * config/i386/sse.md (sse2_movq128): New.
8317 * doc/extend.texi: Document __builtin_ia32_movq128.
8319 2008-08-07 Richard Guenther <rguenther@suse.de>
8322 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8323 pointers can access anything.
8325 2008-08-06 Jan Hubicka <jh@suse.cz>
8327 * optabs.c (emit_unop_insn): Break out to ...
8328 (maybe_emit_unop_insn): ... this one.
8329 (expand_sfix_optab): Use maybe variant.
8330 * optabs.h (maybe_emit_unop_insn): Declare.
8332 * i386.md (mov0 patterns): Enable by default.
8333 (FP conversion expanders): Disable expansion of code expanding
8334 sequences when instruction should be optimized for size.
8335 (single strinop patterns): Enable when optimizing for size.
8336 (string expanders): Disable expanding of code expanding sequences
8337 when optimizning instruction for size.
8338 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8340 (ix86_fp_comparison_sahf_cost): Likewise.
8341 (ix86_expand_branch): Likewise.
8342 (ix86_expand_ashl_const): Likewise.
8343 (ix86_split_ashl): Likewise.
8344 (ix86_expand_strlen): Likewise.
8345 (ix86_emit_fp_unordered_jump): Likewie.
8347 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8349 * c-common.c: Fix typo.
8350 (c_common_reswords): Activate more C++ keyword warnings.
8352 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8354 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8357 * diagnostic.c (permerror_at): New.
8358 * toplev.h (permerror_at): Declare.
8360 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8361 Ira Rosen <irar@il.ibm.com>
8363 * tree-vect-transform.c (vect_model_simple_cost): Return
8364 immediately if stmt is pure SLP.
8365 (vect_model_store_cost): Ditto.
8366 (vect_model_load_cost): Ditto.
8367 (vectorizable_store): Remove PURE_SLP check before call
8368 to vect_model_store_cost.
8369 (vect_model_store_cost): When checking whether stmt describe
8370 strided access, add a check that it is not slp_node.
8372 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8375 * c-common.c (warn_for_sign_compare): New. Handle separately the
8376 case that 'constant' is zero.
8377 * c-typeck.c (build_binary_op): Move code to c-common.c
8379 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8381 * config/alpha/alpha.c (alpha_preferred_reload_class,
8382 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8383 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8384 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8385 * config/arm/arm.md: Likewise.
8386 * config/avr/avr-protos.h (preferred_reload_class,
8387 test_hard_reg_class, avr_simplify_comparison_p,
8388 out_shift_with_cnt, class_max_nregs): Likewise.
8389 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8390 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8391 preferred_reload_class, test_hard_reg_class): Likewise.
8392 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8393 bfin_memory_move_cost, bfin_secondary_reload,
8394 bfin_output_mi_thunk): Likewise.
8395 * config/crx/crx.c (crx_secondary_reload_class,
8396 crx_memory_move_cost): Likewise.
8397 * config/frv/frv-protos.h (frv_secondary_reload_class,
8398 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8399 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8400 frv_secondary_reload_class, frv_class_likely_spilled_p,
8401 frv_class_max_nregs): Likewise.
8402 * config/h8300/h8300.c (h8300_classify_operand,
8403 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8405 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8406 * config/ia64/ia64.c (ia64_preferred_reload_class,
8407 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8408 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8409 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8411 * config/m68hc11/m68hc11.c (preferred_reload_class,
8412 m68hc11_memory_move_cost): Likewise.
8413 * config/mcore/mcore.c (mcore_secondary_reload_class,
8414 mcore_reload_class): Likewise.
8415 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8416 mips_class_max_nregs, mips_cannot_change_mode_class,
8417 mips_preferred_reload_class, mips_secondary_reload_class,
8418 mips_output_mi_thunk): Likewise.
8419 * config/mmix/mmix.c (mmix_preferred_reload_class,
8420 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8422 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8424 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8425 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8426 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8427 * config/rs6000/rs6000.c (paired_expand_vector_init,
8428 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8429 compare_section_name, rs6000_memory_move_cost): Likewise.
8430 * config/s390/s390.c (s390_emit_compare_and_swap,
8431 s390_preferred_reload_class, s390_secondary_reload,
8432 legitimize_pic_address, legitimize_tls_address,
8433 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8434 s390_class_max_nregs): Likewise.
8435 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8436 * config/s390/s390.md: Likewise.
8437 * config/score/score-protos.h (score_secondary_reload_class,
8438 score_preferred_reload_class): Likewise.
8439 * config/score/score.c (score_preferred_reload_class,
8440 score_secondary_reload_class): Likewise.
8441 * config/score/score3.c (score3_output_mi_thunk,
8442 score3_preferred_reload_class, score3_secondary_reload_class,
8443 score3_hard_regno_mode_ok): Likewise.
8444 * config/score/score3.h (score3_preferred_reload_class,
8445 score3_secondary_reload_class): Likewise.
8446 * config/score/score7.c (score7_output_mi_thunk,
8447 score7_preferred_reload_class, score7_secondary_reload_class,
8448 score7_hard_regno_mode_ok): Likewise.
8449 * config/score/score7.h (score7_preferred_reload_class,
8450 score7_secondary_reload_class): Likewise.
8451 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8452 output_branchy_insn, add_constant, gen_block_redirect,
8453 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8454 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8455 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8456 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8457 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8458 xstormy16_preferred_reload_class): Likewise.
8459 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8460 xtensa_expand_atomic, override_options,
8461 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8463 * reorg.c (try_merge_delay_insns): Likewise.
8464 * tree.c (merge_dllimport_decl_attributes): Likewise.
8466 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
8468 2008-08-06 Michael Matz <matz@suse.de>
8470 * Makefile.in (write_entries_to_file): Quote words.
8471 * gengtype.c: (read_input_line): Skip over leading white-space.
8473 2008-08-06 Marc Gauthier <marc@tensilica.com>
8475 * config.gcc: Match more processor names for Xtensa.
8476 * configure.ac: Likewise.
8477 * doc/install.texi (Specific): Likewise.
8478 * configure: Regenerate.
8480 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8482 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
8483 * calls.c (avoid_likely_spilled_reg): Likewise.
8484 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
8485 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
8486 * config/i386/i386.c (ix86_expand_special_args_builtin,
8487 ix86_secondary_reload): Likewise.
8488 * except.c (struct eh_region, gen_eh_region_catch,
8489 remove_unreachable_regions, duplicate_eh_regions,
8490 assign_filter_values, build_post_landing_pads,
8491 sjlj_find_directly_reachable_regions, remove_eh_handler,
8492 reachable_next_level, foreach_reachable_handler,
8493 can_throw_internal_1, can_throw_external_1,
8494 collect_one_action_chain): Likewise.
8495 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
8496 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
8497 * function.c (update_temp_slot_address, instantiate_new_reg,
8498 instantiate_virtual_regs_in_rtx,
8499 instantiate_virtual_regs_in_insn): Likewise.
8500 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
8501 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
8502 gimplify_cleanup_point_expr): Likewise.
8503 * ipa-cp.c (ipcp_lattice_changed): Likewise.
8504 * passes.c (next_pass_1): Likewise.
8505 * print-tree.c (print_node_brief, print_node): Likewise.
8506 * profile.c (branch_prob): Likewise.
8507 * tree-dump.c (dump_register): Likewise.
8508 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
8510 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
8511 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
8512 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
8513 copy_arguments_for_versioning, copy_static_chain): Likewise.
8514 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
8515 add_new_name_mapping, register_new_name_mapping): Likewise.
8516 * tree-mudflap.c (mf_xform_derefs): Likewise.
8517 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
8518 get_init_expr, combine_chains): Likewise.
8519 * tree-pretty-print.c (dump_generic_node): Likewise.
8520 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
8521 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
8522 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
8523 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
8525 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8528 * calls.c (expand_call): Use the biggest preferred stack
8531 2008-08-06 Michael Matz <matz@suse.de>
8534 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
8535 for reused reload, instead of overwriting them.
8537 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8540 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
8541 for incoming stack boundary.
8543 * function.c (assign_parm_find_entry_rtl): Update
8544 parm_stack_boundary.
8546 * function.h (rtl_data): Add parm_stack_boundary.
8548 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
8549 parm_stack_boundary for incoming stack boundary.
8551 2008-08-06 Joseph Myers <joseph@codesourcery.com>
8553 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
8554 for unrepresentable subregs or treat them as equal to other regs
8555 or subregs with the same register number.
8557 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
8560 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
8563 2008-08-06 Jan Hubicka <jh@suse.cz>
8565 * predict.c (maybe_hot_frequency_p): When profile is absent, all
8566 frequencies might be hot.
8568 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
8570 * reload.c (find_reloads): Force constants into literal pool
8571 also if they are wrapped in a SUBREG.
8573 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8576 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
8577 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
8578 Don't allow predicated instructions for data speculation.
8579 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
8582 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8584 * haifa-sched.c (extend_global): Split to extend_global_data and
8585 extend_region_data. Update all uses.
8586 (extend_all): Rename to extend_block_data.
8588 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8590 * sched-rgn.c (new_ready): Check if instruction can be
8591 speculatively scheduled before attempting speculation.
8592 (debug_rgn_dependencies): Remove wrongful assert.
8594 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8596 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
8598 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8600 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
8601 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
8602 va_size, and type_size.
8604 2008-08-04 Jason Merrill <jason@redhat.com>
8607 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
8608 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
8610 2008-08-05 Richard Henderson <rth@redhat.com>
8612 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
8613 * configure: Rebuild.
8615 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8618 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
8619 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
8622 2008-08-05 Richard Henderson <rth@redhat.com>
8624 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
8625 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
8626 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
8627 * common.opt (fdwarf2-cfi-asm): New.
8628 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
8629 * config.in, configure: Rebuild.
8630 * dwarf2asm.c (dw2_asm_output_data_raw): New.
8631 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
8633 (dw2_force_const_mem): Externalize.
8634 * dwarf2asm.h: Update.
8635 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
8636 generate a real label.
8637 (output_cfi_directive): New.
8638 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
8639 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
8640 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
8642 (dwarf2out_end_epilogue): Emit .cfi_endproc.
8643 (output_loc_operands_raw, output_loc_sequence_raw): New.
8644 (output_cfa_loc_raw): New.
8646 2008-08-05 Paul Brook <paul@codesourcery.com>
8648 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
8649 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
8650 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
8651 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
8652 * config/arm/arm.h (TARGET_VFPD32): Define.
8653 (TARGET_VFP3): Use TARGET_VFPD32.
8654 (fputype): Add FPUTYPE_VFP3D16.
8655 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
8656 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
8657 * config/arm/arm-cores.def: Add cortex-r4f.
8658 * config/arm/arm-tune.md: Regenerate.
8660 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8662 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
8663 Reword some comments throughout the file.
8665 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
8666 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
8667 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
8668 MFC_MIN_DMA_LIST_ELEMENTS.
8669 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
8670 MFC_MAX_DMA_LIST_ELEMENTS.
8672 (MFC_START_ENABLE): Remove PPU-only define.
8673 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
8674 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
8676 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
8677 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
8678 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
8679 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
8680 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
8681 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
8682 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
8684 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
8685 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
8686 (mfc_sdcrt, mfc_sdcrtst): Likewise.
8687 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
8689 (spu_read_machine_status): Fix typo.
8691 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8693 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
8694 SUBREG of multi-word hard register.
8695 * config/spu/spu.c (valid_subreg): Likewise.
8696 (adjust_operand): Handle SUBREGs of multi-word hard registers.
8698 2008-08-04 Richard Guenther <rguenther@suse.de>
8700 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
8701 the candidate with the stripped base if that base is different
8702 from the original base even for offset zero.
8704 2008-08-04 Richard Guenther <rguenther@suse.de>
8707 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
8708 check for no_overflow.
8710 2008-08-04 Richard Guenther <rguenther@suse.de>
8712 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
8714 2008-08-04 Paul Brook <paul@codesourcery.com>
8716 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
8717 (arm_order_regs_for_local_alloc): New function.
8718 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
8720 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
8722 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8725 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
8726 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
8727 (ix86_expand_epilogue): Likewise.
8729 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8731 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
8734 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8736 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
8737 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
8738 (*movv2sf_internal_rex64): Ditto.
8740 2008-08-03 Jan Hubicka <jh@suse.cz>
8742 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
8743 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
8744 * expmed.c (expand_smod_pow2): Likewise.
8746 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8749 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
8750 alternative 0 of operand 1.
8751 (*vec_concatv2di_rex64_sse): Ditto.
8752 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
8754 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
8755 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
8756 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
8757 (*movv2sf_internal_rex64): Ditto.
8759 2008-08-02 Richard Guenther <rguenther@suse.de>
8762 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
8763 (ssedoublesizemode): New mode attribute.
8764 (sse_shufps): Call gen_sse_shufps_v4sf.
8765 (sse_shufps_1): Macroize.
8766 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
8767 (sse2_shufpd_1): Macroize.
8768 (vec_extract_odd, vec_extract_even): New expanders.
8769 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
8770 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
8771 * i386.c (ix86_expand_vector_init_one_nonzero): Call
8772 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
8773 (ix86_expand_vector_set): Likewise.
8774 (ix86_expand_reduc_v4sf): Likewise.
8776 2008-08-01 Doug Kwan <dougkwan@google.com>
8778 * matrix-reorg.c: Re-enable all code.
8779 (struct malloc_call_data): Change CALL_STMT to gimple type.
8780 (collect_data_for_malloc_call): Tuplify.
8781 (struct access_site_info): Change STMT to gimple type.
8782 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
8783 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
8784 (struct free_info): Change STMT to gimple type.
8785 (struct matrix_access_phi_node): Change PHI to gimple type.
8786 (get_inner_of_cast_expr): Remove.
8787 (may_flatten_matrices_1): Tuplify.
8788 (may_flatten_matrices): Ditto.
8789 (mark_min_matrix_escape_level): Ditto.
8790 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
8791 (ssa_accessed_in_call_rhs): New
8792 (ssa_accessed_in_assign_rhs): New
8793 (record_access_alloc_site_info): Tuplify.
8794 (add_allocation_site): Ditto.
8795 (analyze_matrix_allocation_site): Ditto.
8796 (analyze_transpose): Ditto.
8797 (get_index_from_offset): Ditto.
8798 (update_type_size): Ditto.
8799 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
8800 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
8801 (analyze_accesses_for_phi_node): Tuplify.
8802 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
8803 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
8804 (analyze_matrix_accesses): Tuplify.
8805 (check_var_data): New call-back type for check_var_notmodified_p.
8806 (check_var_notmodified_p): Tuplify and use call-back struct to
8807 return statement found.
8808 (can_calculate_expr_before_stmt): Factor out statement related code
8810 (can_calculate_stmt_before_stmt): New.
8811 (check_allocation_function): Tuplify.
8812 (find_sites_in_func): Ditto.
8813 (record_all_accesses_in_func): Ditto.
8814 (transform_access_sites): Ditto.
8815 (transform_allocation_sites): Ditto.
8816 (matrix_reorg): Re-enable.
8817 (gate_matrix_reorg): Re-enable.
8819 2008-08-01 Jakub Jelinek <jakub@redhat.com>
8821 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
8822 for labels for which it hasn't been set yet. If it has been set,
8823 stop walking insns and continue with next worklist item.
8824 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
8825 if the only BARRIER is at the very end of a function.
8827 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8829 * cfgexpand.c (expand_stack_alignment): Assert that
8830 stack_realign_drap and drap_rtx must match.
8832 * function.c (instantiate_new_reg): If DRAP is used to realign
8833 stack, replace virtual_incoming_args_rtx with internal arg
8836 2008-08-01 Richard Guenther <rguenther@suse.de>
8838 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
8839 loop information only if we initialized it.
8840 (execute_pre): Call fini_pre with in_fre.
8841 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
8842 if we do not unroll because we hit max-completely-peeled-insns.
8843 Use our estimation for consistency, do allow shrinking.
8845 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8847 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
8848 with MIN_STACK_BOUNDARY.
8849 (ix86_update_stack_boundary): Likewise.
8850 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
8853 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
8854 (MIN_STACK_BOUNDARY): This.
8856 2008-08-01 Richard Guenther <rguenther@suse.de>
8859 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
8861 2008-08-01 Richard Guenther <rguenther@suse.de>
8863 PR tree-optimization/36988
8864 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
8865 do not matter if that doesn't change volatile qualification.
8867 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
8869 * configure.ac: Do not generate libada-mk. Do not subst
8871 * libada-mk.in: Remove.
8872 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
8873 * configure: Regenerate.
8875 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
8877 * tree-pass.h: Added comment about not dumping passes with name
8878 starting with star in struct opt_pass.
8879 * passes.c (register_dump_files_1): Don't do dump for a pass with
8880 name starting with star.
8881 * doc/passes.texi (Pass manager): Mention pass names and special
8882 meaning of star prefix to avoid dump.
8884 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
8886 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
8888 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
8889 (ISA_MIPS64R2): New macro.
8890 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
8891 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
8892 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
8893 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
8894 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
8895 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
8896 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
8897 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
8898 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
8899 Move up to keep list alphabetically sorted.
8900 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
8901 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
8903 * doc/invoke.texi (MIPS Options): Add -mips64r2.
8904 (-march=@var{arch}): Add mips64r2.
8906 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8908 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
8910 2008-07-31 Steve Ellcey <sje@cup.hp.com>
8912 * expr.c (expand_assignment): Check for complete type.
8914 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8917 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
8919 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
8920 for stack alignment.
8922 * function.h (rtl_data): Add stack_realign_tried. Update comments.
8924 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
8926 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
8927 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
8929 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8931 PR rtl-optimization/36419
8932 * dwarf2out.c (barrier_args_size): New variable.
8933 (compute_barrier_args_size, compute_barrier_args_size_1): New
8935 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
8936 if not called yet in the current function, use barrier_args_size
8937 array to find the new args_size value.
8938 (dwarf2out_frame_debug): Free and clear barrier_args_size.
8940 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8943 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
8946 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8949 * dwarf2out.c (dwarf2out_args_size_adjust): New.
8950 (dwarf2out_stack_adjust): Use it.
8951 (dwarf2out_frame_debug_expr): Likewise.
8953 2008-07-31 Richard Guenther <rguenther@suse.de>
8955 PR tree-optimization/36978
8956 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
8957 the generated condition.
8959 2008-07-31 Richard Guenther <rguenther@suse.de>
8961 * passes.c (init_optimization_passes): Always call
8962 pass_early_warn_uninitialized.
8963 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
8964 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
8965 * doc/passes.texi (Warn for uninitialized variables): Adjust.
8967 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8970 * builtins.c (maybe_emit_free_warning): New function.
8971 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
8972 maybe_emit_free_warning for BUILT_IN_FREE.
8975 * dwarf2out.c (get_context_die): New function.
8976 (force_decl_die, force_type_die): Use it.
8977 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
8978 returns NULL, force generation of DW_TAG_typedef and put that into
8981 PR preprocessor/36649
8982 * c-pch.c (c_common_read_pch): Save and restore
8983 line_table->trace_includes across PCH restore.
8985 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
8988 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
8990 2008-07-30 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
8993 * final.c (call_from_call_insn): Handle COND_EXEC.
8995 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8997 * builtins.c (std_gimplify_va_arg_expr): Replace
8998 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
8999 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9001 2008-07-30 Joey Ye <joey.ye@intel.com>
9002 H.J. Lu <hongjiu.lu@intel.com>
9004 * builtins.c (expand_builtin_setjmp_receiver): Replace
9005 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
9006 (expand_builtin_apply_args_1): Likewise.
9007 (expand_builtin_longjmp): Need DRAP for stack alignment.
9008 (expand_builtin_apply): Likewise.
9010 * caller-save.c (setup_save_areas): Call assign_stack_local_1
9011 instead of assign_stack_local to allow alignment reduction.
9013 * calls.c (emit_call_1): Need DRAP for stack alignment if
9015 (expand_call): Replace virtual_incoming_args_rtx with
9016 crtl->args.internal_arg_pointer.
9017 * stmt.c (expand_nl_goto_receiver): Likewise.
9019 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
9020 alignment and store to stack_alignment_estimated and
9021 max_used_stack_slot_alignment.
9022 (expand_one_var): Likewise.
9023 (expand_stack_alignment): New function.
9024 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
9025 and stack_alignment_estimated fields in rtl_data. Call
9026 expand_stack_alignment at end.
9028 * defaults.h (INCOMING_STACK_BOUNDARY): New.
9029 (MAX_STACK_ALIGNMENT): Likewise.
9030 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
9031 (SUPPORTS_STACK_ALIGNMENT): Likewise.
9033 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
9034 stack alignment when generating virtual registers.
9036 * function.c (assign_stack_local): Renamed to ...
9037 (assign_stack_local_1): This. Add a parameter to indicate
9038 if it is OK to reduce alignment.
9039 (assign_stack_local): Use it.
9040 (instantiate_new_reg): Instantiate virtual incoming args rtx
9041 to vDRAP if stack realignment and DRAP is needed.
9042 (assign_parms): Collect parameter/return type alignment and
9043 contribute to stack_alignment_estimated.
9044 (locate_and_pad_parm): Likewise.
9045 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9046 with crtl->args.internal_arg_pointer.
9048 * function.h (rtl_data): Add new field drap_reg,
9049 max_used_stack_slot_alignment, stack_alignment_estimated,
9050 stack_realign_needed, need_drap, stack_realign_processed and
9051 stack_realign_finalized.
9052 (stack_realign_fp): New macro.
9053 (stack_realign_drap): Likewise.
9055 * global.c (compute_regsets): Frame pointer is needed when
9056 stack is realigned. Can eliminate frame pointer when stack is
9057 realigned and dynamic realigned argument pointer isn't used.
9059 * reload1.c (update_eliminables): Frame pointer is needed
9060 when stack is realigned.
9061 (init_elim_table): Can eliminate frame pointer when stack is
9062 realigned and dynamic realigned argument pointer isn't used.
9064 * rtl.h (assign_stack_local_1): Declare new funtion.
9066 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9067 (TARGET_GET_DRAP_RTX): Likewise.
9068 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9069 TARGET_GET_DRAP_RTX.
9071 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9073 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9074 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9076 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9077 H.J. Lu <hongjiu.lu@intel.com>
9079 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9080 vdrap_reg, stack_realign and drap_reg_saved.
9081 (add_cfi): Don't allow redefining CFA when DRAP is used.
9082 (reg_save): Handle stack alignment.
9083 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9084 alignment. Don't generate DWARF information for (set fp sp)
9086 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9088 (int_loc_descriptor): Move prototype forward. Also define if
9089 DWARF2_UNWIND_INFO is true.
9090 (output_cfa_loc): Handle DW_CFA_expression.
9091 (build_cfa_aligned_loc): New.
9092 (based_loc_descr): Update assert for stack realign. For local
9093 variables, use sp+offset when stack is aligned without drap and
9094 fp+offset when stack is aligned with drap. For arguments, use
9095 cfa+offset when drap is used to align stack.
9097 2008-07-30 Joey Ye <joey.ye@intel.com>
9098 H.J. Lu <hongjiu.lu@intel.com>
9100 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9102 (ix86_gen_andsp): New.
9103 (ix86_user_incoming_stack_boundary): Likewise.
9104 (ix86_default_incoming_stack_boundary): Likewise.
9105 (ix86_incoming_stack_boundary): Likewise.
9106 (ix86_can_eliminate): Likewise.
9107 (find_drap_reg): Likewise.
9108 (ix86_update_stack_boundary): Likewise.
9109 (ix86_get_drap_rtx): Likewise.
9110 (ix86_finalize_stack_realign_flags): Likewise.
9111 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9112 (TARGET_GET_DRAP_RTX): Likewise.
9113 (override_options): Overide option value for new options.
9114 (ix86_function_ok_for_sibcall): Remove check for
9115 force_align_arg_pointer.
9116 (ix86_handle_cconv_attribute): Likewise.
9117 (ix86_function_regparm): Likewise.
9118 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9119 (ix86_va_start): Replace virtual_incoming_args_rtx with
9120 crtl->args.internal_arg_pointer.
9121 (ix86_select_alt_pic_regnum): Check DRAP register.
9122 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9123 (ix86_compute_frame_layout): Compute frame layout wrt stack
9125 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9126 (ix86_expand_prologue): Decide if stack realignment is needed
9127 and generate prologue code accordingly.
9128 (ix86_expand_epilogue): Generate epilogue code wrt stack
9129 realignment is really needed or not.
9131 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9132 (ABI_STACK_BOUNDARY): Likewise.
9133 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9134 (STACK_REALIGN_DEFAULT): Likewise.
9135 (INCOMING_STACK_BOUNDARY): Likewise.
9136 (MAX_STACK_ALIGNMENT): Likewise.
9137 (ix86_incoming_stack_boundary): Likewise.
9138 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9139 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9140 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9141 (machine_function): Remove force_align_arg_pointer.
9143 * config/i386/i386.md (BX_REG): New.
9144 (R13_REG): Likewise.
9146 * config/i386/i386.opt (mforce_drap): New.
9147 (mincoming-stack-boundary): Likewise.
9148 (mstackrealign): Add Init(-1).
9150 * config/i386/i386-protos.h (ix86_can_eliminate): New
9152 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9154 * doc/extend.texi: Update force_align_arg_pointer.
9156 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9159 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9160 (INCOMING_STACK_BOUNDARY): Likewise.
9161 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9162 (TARGET_GET_DRAP_RTX): Likewise.
9164 2008-07-30 Andreas Schwab <schwab@suse.de>
9166 PR rtl-optimization/36929
9167 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9168 add_insn_before and fix argument order.
9169 (replace_inc_dec_mem): Handle NULL rtx.
9171 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9173 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9175 (arm_compute_initial_elimination_offset): Use it.
9176 (arm_compute_save_reg_mask): Include static chain save slot when
9177 calculating alignment.
9178 (arm_get_frame_offsets): Ditto.
9179 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9180 that we can use to decrement the stack when the stack decrement
9181 could be too big for an immediate value in a single insn.
9182 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9184 2008-07-30 Richard Guenther <rguenther@suse.de>
9186 PR tree-optimization/36967
9187 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9188 Release defs of statements we remove.
9190 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9192 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9193 instead of NULL_RTVEC.
9195 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9199 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9202 2008-07-30 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
9204 * final.c (call_from_call_insn): New.
9205 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9207 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9209 * configure.ac: Substitute ADA_CFLAGS.
9210 * configure: Regenerate.
9211 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9212 * Makefile.in: Remove mention of X_* variables.
9213 * config/pa/x-ada-hpux10: Remove.
9214 * config/pa/x-ada: Remove.
9216 * doc/fragments.texi: Update.
9218 2008-07-30 Olivier Hainque <hainque@adacore.com>
9220 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9221 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9222 __dso_handle explicitly here.
9224 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9227 * c-typeck.c (build_binary_op): Encapsulate code into...
9228 * c-common.c (shorten_binary_op): ...this new function.
9229 (conversion_warning): Use the new function. Handle non-negative
9230 constant in bitwise-and.
9231 * c-common.h (shorten_binary_op): Declare.
9233 2008-07-30 Olivier Hainque <hainque@adacore.com>
9235 * scan.c (make_sstring_space): Add explicit conversions of
9236 allocator's return value.
9237 * fix-header.c (recognized_function): Likewise.
9239 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9241 * doc/cpp.texi: Update to GFDL 1.2.
9242 * doc/gcc.texi: Do not list GPL as Invariant Section.
9243 * doc/gccint.texi: Likewise. Update copyright years.
9244 * doc/install.texi: Update copyright years.
9246 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9249 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9250 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9252 2008-07-29 Jan Hubicka <jh@suse.cz>
9254 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9255 (grokdeclarator): Likewise.
9256 * langhooks.c (lhd_warn_unused_global_decl): Use
9257 DECL_DECLARED_INLINE_P.
9258 * print-tree.c (print_node): Remove DECL_INLINE check.
9260 2008-07-29 Richard Guenther <rguenther@suse.de>
9262 PR tree-optimization/36945
9263 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9264 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9265 Record invariant addresses un-decomposed.
9266 (copy_reference_ops_from_call): Record reference call
9267 arguments properly. Simplify.
9268 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9269 helper split out from ...
9270 (create_component_ref_by_pieces): ... here. Simplify.
9271 Prepare for recursive invocation for call arguments.
9272 (create_expression_by_pieces): Adjust call to
9273 create_component_ref_by_pieces.
9274 (compute_avail): Process operand 2 of reference ops.
9276 2008-07-29 Richard Guenther <rguenther@suse.de>
9278 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9280 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9282 * c-format.c (check_format_types): Revert unwanted checkin.
9284 2008-07-29 Jan Hubicka <jh@suse.cz>
9286 * flags.h (flag_really_no_inline): Remove.
9287 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9288 * toplev.c (flag_really_no_inline): Remove.
9289 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9290 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9291 (cgraph_decide_inlining_incrementally): Likewise.
9292 (compute_inline_parameters): Likewise.
9293 * opts.c (decode_options): Simplify.
9294 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9295 * common.opt (finline): Initialize to 1.
9296 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9298 2008-07-29 Jan Hubicka <jh@suse.cz>
9300 * predict.c (always_optimize_for_size_p): New function.
9301 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9302 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9303 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9305 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9306 * function.c (prepare_function_start): Set default profile.
9307 * function.h (rtl_data): Add maybe_hot_insn_p.
9308 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9309 (construct_exit_block): Likewise.
9310 (tree_expand_cfg): Likewise.
9312 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9313 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9314 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
9315 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9318 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9321 * c-decl.c (merge_decls): Merge USED flags.
9323 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9325 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9326 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9327 next_stack, lab_false and lab_over trees.
9329 2008-07-28 Richard Guenther <rguenther@suse.de>
9331 PR tree-optimization/36957
9332 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9333 (useless_type_conversion_p): Remove.
9334 (types_compatible_p): Remove.
9335 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9336 (useless_type_conversion_p): Declare.
9337 (types_compatible_p): Declare.
9338 (gimple_expr_type): Return the base type only if it is
9339 trivially convertible to the subtype.
9341 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9343 * configure.ac: Use the m4_do macro to concatenate the warnings into
9344 one string in ACX_PROG_CC_WARNING_OPTS,
9345 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9346 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9347 * configure: Regenerate.
9349 2008-07-28 Richard Guenther <rguenther@suse.de>
9351 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9352 (insert_fake_stores): Remove.
9353 (realify_fake_stores): Likewise.
9354 (execute_pre): Remove dead code.
9355 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9356 (find_func_aliases): Deal with it here instead.
9357 Re-enable gcc_unreachable call.
9359 2008-07-28 Richard Guenther <rguenther@suse.de>
9361 Merge from gimple-tuples-branch.
9363 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9364 * gimple.def: New file.
9365 * gsstruct.def: Likewise.
9366 * gimple-iterator.c: Likewise.
9367 * gimple-pretty-print.c: Likewise.
9368 * tree-gimple.c: Removed. Merged into ...
9369 * gimple.c: ... here. New file.
9370 * tree-gimple.h: Removed. Merged into ...
9371 * gimple.h: ... here. New file.
9373 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9374 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9375 --enable-checking=gimple flag.
9376 * config.in: Likewise.
9377 * configure: Regenerated.
9379 * tree-ssa-operands.h: Tuplified.
9380 * tree-vrp.c: Likewise.
9381 * tree-loop-linear.c: Likewise.
9382 * tree-into-ssa.c: Likewise.
9383 * tree-ssa-loop-im.c: Likewise.
9384 * tree-dump.c: Likewise.
9385 * tree-complex.c: Likewise.
9386 * cgraphbuild.c: Likewise.
9387 * tree-ssa-threadupdate.c: Likewise.
9388 * tree-ssa-loop-niter.c: Likewise.
9389 * tree-pretty-print.c: Likewise.
9390 * tracer.c: Likewise.
9391 * gengtype.c: Likewise.
9392 * tree-loop-distribution.c: Likewise.
9393 * tree-ssa-loop-unswitch.c: Likewise.
9394 * cgraph.c: Likewise.
9395 * cgraph.h: Likewise.
9396 * tree-ssa-loop-manip.c: Likewise.
9397 * value-prof.c: Likewise.
9398 * tree-ssa-loop-ch.c: Likewise.
9399 * tree-tailcall.c: Likewise.
9400 * value-prof.h: Likewise.
9403 * tree-pass.h: Likewise.
9404 * ipa-cp.c: Likewise.
9405 * tree-scalar-evolution.c: Likewise.
9406 * tree-scalar-evolution.h: Likewise.
9407 * target.h: Likewise.
9408 * lambda-mat.c: Likewise.
9409 * tree-phinodes.c: Likewise.
9410 * diagnostic.h: Likewise.
9411 * builtins.c: Likewise.
9412 * tree-ssa-alias-warnings.c: Likewise.
9413 * cfghooks.c: Likewise.
9414 * fold-const.c: Likewise.
9415 * cfghooks.h: Likewise.
9416 * omp-low.c: Likewise.
9417 * tree-ssa-dse.c: Likewise.
9418 * ipa-reference.c: Likewise.
9419 * tree-ssa-uncprop.c: Likewise.
9420 * toplev.c: Likewise.
9421 * tree-gimple.c: Likewise.
9422 * tree-gimple.h: Likewise.
9423 * tree-chrec.c: Likewise.
9424 * tree-chrec.h: Likewise.
9425 * tree-ssa-sccvn.c: Likewise.
9426 * tree-ssa-sccvn.h: Likewise.
9427 * cgraphunit.c: Likewise.
9428 * tree-ssa-copyrename.c: Likewise.
9429 * tree-ssa-ccp.c: Likewise.
9430 * tree-ssa-loop-ivopts.c: Likewise.
9431 * tree-nomudflap.c: Likewise.
9432 * tree-call-cdce.c: Likewise.
9433 * ipa-pure-const.c: Likewise.
9434 * c-format.c: Likewise.
9435 * tree-stdarg.c: Likewise.
9436 * tree-ssa-math-opts.c: Likewise.
9437 * tree-ssa-dom.c: Likewise.
9438 * tree-nrv.c: Likewise.
9439 * tree-ssa-propagate.c: Likewise.
9440 * ipa-utils.c: Likewise.
9441 * tree-ssa-propagate.h: Likewise.
9442 * tree-ssa-alias.c: Likewise.
9443 * gimple-low.c: Likewise.
9444 * tree-ssa-sink.c: Likewise.
9445 * ipa-inline.c: Likewise.
9446 * c-semantics.c: Likewise.
9447 * dwarf2out.c: Likewise.
9449 * tree-ssa-loop-ivcanon.c: Likewise.
9450 * predict.c: Likewise.
9451 * tree-ssa-loop.c: Likewise.
9452 * tree-parloops.c: Likewise.
9453 * tree-ssa-address.c: Likewise.
9454 * tree-ssa-ifcombine.c: Likewise.
9455 * matrix-reorg.c: Likewise.
9456 * c-decl.c: Likewise.
9457 * tree-eh.c: Likewise.
9458 * c-pretty-print.c: Likewise.
9459 * lambda-trans.c: Likewise.
9460 * function.c: Likewise.
9461 * langhooks.c: Likewise.
9462 * ebitmap.h: Likewise.
9463 * tree-vectorizer.c: Likewise.
9464 * function.h: Likewise.
9465 * langhooks.h: Likewise.
9466 * tree-vectorizer.h: Likewise.
9467 * ipa-type-escape.c: Likewise.
9468 * ipa-type-escape.h: Likewise.
9469 * domwalk.c: Likewise.
9470 * tree-if-conv.c: Likewise.
9471 * profile.c: Likewise.
9472 * domwalk.h: Likewise.
9473 * tree-data-ref.c: Likewise.
9474 * tree-data-ref.h: Likewise.
9475 * tree-flow-inline.h: Likewise.
9476 * tree-affine.c: Likewise.
9477 * tree-vect-analyze.c: Likewise.
9478 * c-typeck.c: Likewise.
9479 * gimplify.c: Likewise.
9480 * coretypes.h: Likewise.
9481 * tree-ssa-phiopt.c: Likewise.
9482 * calls.c: Likewise.
9483 * tree-ssa-coalesce.c: Likewise.
9484 * tree.def: Likewise.
9485 * tree-dfa.c: Likewise.
9486 * except.c: Likewise.
9487 * except.h: Likewise.
9488 * cfgexpand.c: Likewise.
9489 * tree-cfgcleanup.c: Likewise.
9490 * tree-ssa-pre.c: Likewise.
9491 * tree-ssa-live.c: Likewise.
9492 * tree-sra.c: Likewise.
9493 * tree-ssa-live.h: Likewise.
9494 * tree-predcom.c: Likewise.
9495 * lambda.h: Likewise.
9496 * tree-mudflap.c: Likewise.
9497 * ipa-prop.c: Likewise.
9498 * print-tree.c: Likewise.
9499 * tree-ssa-copy.c: Likewise.
9500 * ipa-prop.h: Likewise.
9501 * tree-ssa-forwprop.c: Likewise.
9502 * ggc-page.c: Likewise.
9503 * c-omp.c: Likewise.
9504 * tree-ssa-dce.c: Likewise.
9505 * tree-vect-patterns.c: Likewise.
9506 * tree-ssa-ter.c: Likewise.
9507 * tree-nested.c: Likewise.
9508 * tree-ssa.c: Likewise.
9509 * lambda-code.c: Likewise.
9510 * tree-ssa-loop-prefetch.c: Likewise.
9511 * tree-inline.c: Likewise.
9512 * tree-inline.h: Likewise.
9513 * tree-iterator.c: Likewise.
9514 * tree-optimize.c: Likewise.
9515 * tree-ssa-phiprop.c: Likewise.
9516 * tree-vect-transform.c: Likewise.
9517 * tree-object-size.c: Likewise.
9518 * tree-outof-ssa.c: Likewise.
9519 * cfgloop.c: Likewise.
9520 * system.h: Likewise.
9521 * tree-profile.c: Likewise.
9522 * cfgloop.h: Likewise.
9523 * c-gimplify.c: Likewise.
9524 * c-common.c: Likewise.
9525 * tree-vect-generic.c: Likewise.
9526 * tree-flow.h: Likewise.
9527 * c-common.h: Likewise.
9528 * basic-block.h: Likewise.
9529 * tree-ssa-structalias.c: Likewise.
9530 * tree-switch-conversion.c: Likewise.
9531 * tree-ssa-structalias.h: Likewise.
9532 * tree-cfg.c: Likewise.
9533 * passes.c: Likewise.
9534 * ipa-struct-reorg.c: Likewise.
9535 * ipa-struct-reorg.h: Likewise.
9536 * tree-ssa-reassoc.c: Likewise.
9537 * cfgrtl.c: Likewise.
9538 * varpool.c: Likewise.
9540 * tree-ssanames.c: Likewise.
9541 * tree-ssa-threadedge.c: Likewise.
9542 * langhooks-def.h: Likewise.
9543 * tree-ssa-operands.c: Likewise.
9544 * config/alpha/alpha.c: Likewise.
9545 * config/frv/frv.c: Likewise.
9546 * config/s390/s390.c: Likewise.
9547 * config/m32c/m32c.c: Likewise.
9548 * config/m32c/m32c-protos.h: Likewise.
9549 * config/spu/spu.c: Likewise.
9550 * config/sparc/sparc.c: Likewise.
9551 * config/i386/i386.c: Likewise.
9552 * config/sh/sh.c: Likewise.
9553 * config/xtensa/xtensa.c: Likewise.
9554 * config/stormy16/stormy16.c: Likewise.
9555 * config/ia64/ia64.c: Likewise.
9556 * config/rs6000/rs6000.c: Likewise.
9557 * config/pa/pa.c: Likewise.
9558 * config/mips/mips.c: Likewise.
9560 2008-07-28 Simon Baldwin <simonb@google.com>
9562 * c-pragma.c (handle_pragma_message): New function.
9563 (init_pragma): Register handle_pragma_message.
9564 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
9567 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
9569 PR tree-optimization/35252
9570 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
9571 REALPART_EXPR to be considered as same load operation.
9573 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
9575 PR tree-optimization/36830
9576 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
9577 (expressions_equal_p): Return false if only one operand is null.
9579 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
9581 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
9582 version requirements.
9584 2008-07-26 Olivier Hainque <hainque@adacore.com>
9586 * collect2.c (symkind): New enum. Symbol kinds we care about.
9587 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
9588 code and head comment accordingly.
9589 (scan_prog_file): Use symkind names instead of bare integers.
9591 2008-07-25 Jan Hubicka <jh@suse.cz>
9593 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
9595 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
9596 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
9597 * dojump.c (clear_pending_stack_adjust): Likewise.
9598 * print-tree.c (print_node): Ignore DECL_INLINE.
9599 * tree-inline.c (inlinable_function_p): Likewise.
9601 2008-07-25 Michael Meissner <gnu@the-meissners.org>
9603 * doc/extend.texi (hot attribute): Document that the hot attribute
9604 turns on -O3 for some ports.
9605 (cold attribute): Document that the cold attribute turns on -Os
9608 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
9609 reflect function specific option support.
9611 * target.h (struct target_option_hooks): Add fields to say whether
9612 the cold attribute implies -Os and the hot attribute implies -O3.
9614 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
9615 By default, do not turn on -Os for cold functions.
9616 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
9617 not turn on -O3 for hot functions.
9619 * c-common.c (handle_hot_attribute): Use target hook to determine
9620 if hot functions should enable -O3.
9621 (handle_cold_attribute): Use target hook to determine if cold
9622 functions should enable -Os.
9624 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
9625 (override_options): Move disable scheduling to
9626 optimization_options.
9627 (optimization_options): Disable scheduling here, not
9629 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9630 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9632 * config/ia64/ia64.c (ia64_override_options): Move setting
9633 scheduling flags to ia64_optimization_options.
9634 (ia64_optimization_options): Disable scheduling options here, and
9635 not in ia64_override_options.
9636 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9637 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9639 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
9642 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
9644 2008-07-25 Martin Jambor <mjambor@suse.cz>
9646 PR tree-optimization/36926
9647 * ipa-prop.c (ipa_analyze_call_uses): Call
9648 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
9650 2008-07-25 Joseph Myers <joseph@codesourcery.com>
9652 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9653 movv2si_internal): Add mem = reg alternative.
9655 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
9658 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
9659 DEFAULT_PCC_STRUCT_RETURN to 127.
9661 2008-07-24 Jan Hubicka <jh@suse.cz>
9663 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
9664 (build_cgraph_edges): Likewise.
9665 * cgraph.c (cgraph_node): Do not update assembler hash.
9666 (cgraph_remove_node): Drop non-unit-at-a-time code.
9667 * tree-pass.h (pass_O0_always_inline): Remove.
9668 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
9669 * toplev.c (process_options): Flag unit-at-a-time does not imply
9671 * cgraphunit.c: Update comments.
9672 (decide_is_function_needed): Drop non-unit-at-a-time mode.
9673 (cgraph_assemble_pending_functions): Remove.
9674 (cgraph_reset_node): Drop non-unit-at-a-time code.
9675 (cgraph_finalize_function): Likewise.
9676 (cgraph_analyze_function): Likewise.
9677 (cgraph_finalize_compilation_unit): Likewise.
9678 (cgraph_expand_function): Likewise.
9679 (cgraph_optimize): Likesise.
9680 (save_inline_function_body): Likewise.
9681 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
9682 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
9683 * ipa-inline.c: Update comments.
9684 (enum inlining_mode): remove INLINE_SPEED.
9685 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
9686 (cgraph_mark_inline_edge): Likewise.
9687 (try_inline): Likewise.
9688 (cgraph_decide_inlining_incrementally): Likewise.
9689 (cgraph_gate_inlining): Remove.
9690 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
9691 (cgraph_gate_early_inlining): Likewise.
9692 (gate_inline_passes): Remove.
9693 (pass_inline_parameters, pass_ipa_inline): Remove gates.
9694 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9695 pass_O0_always_inline): Remove.
9696 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
9697 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
9698 * opts.c (no_unit_at_a_time_default): Remove.
9699 (decode_options): Remove flag_unit_at_a_time reset and warning.
9700 * opts.h (no_unit_at_a_time_default): Remove.
9701 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
9702 early in GNU dialect.
9703 (merge_decls): Update comment; drop unit-at-a-time check.
9704 (finish_decl): Likewise.
9705 (grok_declaration): Remove flag_inline_trees code.
9706 (finish_functions): Return on function returning non-void on all
9708 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
9709 * cfgexpand.c (expand_one_static_var): Remove.
9710 (expand_one_var): Remove expand_one_static_var call.
9711 (expand_used_vars_for_block): Remove flag_unit_a_time check.
9712 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
9713 and flag_unit_at_a-time compatibility checks.
9714 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
9715 * tree-inline.c (flag_inline_trees): Remove.
9716 (inlinable_function_p): Don't check it.
9717 (expand_call_inline): Remove non-unit-at-a-time code.
9718 * tree-inline.h (flag_inline_trees): Remove.
9719 * tree-optimize.c (execute_early_local_optimizations): Remove
9720 unit-at-a-time checks.
9721 (tree_rest_of_compilation): Likewise.
9722 * combine.c (setup_incoming_promotions): Likewise.
9723 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
9724 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
9725 * passes.c (pass_inline_parameters): Update comments; remove
9726 O0_alwaysinline pass.
9727 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
9728 (execute_one_pass): Likewise.
9729 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
9730 (ix86_function_sseregparm): Likewise.
9731 * arm.c (arm_function_in_section_p): Likewise.
9732 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
9733 * varpool.c: Update comments.
9734 (decide_is_variable_needed): Remove unit-at-a-time checks.
9735 (varpool_finalize_decl): Likewise.
9737 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
9739 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
9741 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
9743 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
9745 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
9746 imp symbol extension.
9748 2008-07-23 Ian Lance Taylor <iant@google.com>
9750 * tree-vrp.c (infer_value_range): Ignore asm statements when
9751 looking for memory accesses for -fdelete-null-pointer-checks.
9753 2008-07-24 Ben Elliston <bje@au.ibm.com>
9755 * config/spu/spu-c.c (__vector_keyword): New variable.
9756 (vector_keyword): Likewise.
9757 (spu_categorize_keyword): New function.
9758 (spu_macro_to_expand): Likewise.
9759 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
9760 compiling an ISO C dialect.
9762 2008-07-24 Ben Elliston <bje@au.ibm.com>
9764 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
9767 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9769 * configure: Regenerate.
9770 * configure.ac: Require texinfo 4.7.
9771 * doc/install.texi: Document texinfo 4.7 requirement.
9773 2008-07-23 Martin Jambor <mjambor@suse.cz>
9775 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
9776 rather than for DECL_SAVED_TREE.
9777 * ipa-prop.c: Include diagnostic.h.
9778 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
9780 (ipa_detect_param_modifications): Function rewritten from scratch.
9781 (ipa_compute_jump_functions): Changed accesses to modification flags.
9782 (ipa_free_node_params_substructures): Update flags destruction.
9783 (ipa_node_duplication_hook): Update flags duplication.
9784 (ipa_print_all_params_modified): Updated flag access.
9785 * ipa-prop.h (struct ipa_param_flags): New structure.
9786 (struct ipa_node_params): New field modification_analysis_done,
9787 modified_flags changed into param_flags.
9788 (ipa_is_ith_param_modified): Changed to use new flags.
9789 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
9791 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
9792 ipa-cp.c and split into two functions.
9793 (ipa_print_node_jump_functions): New function.
9794 (compute_scalar_jump_functions): New function.
9795 (type_like_member_ptr_p): New function.
9796 (compute_pass_through_member_ptrs): New function.
9797 (fill_member_ptr_cst_jump_function): New function.
9798 (determine_cst_member_ptr): New function.
9799 (compute_cst_member_ptr_arguments): New function.
9800 (ipa_compute_jump_functions): Complete rewrite.
9801 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
9802 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
9803 (struct ipa_member_ptr_cst): New structure.
9804 (union jump_func_value): New field member_cst.
9805 * ipa-cp.c (ipcp_lat_is_insertable): New function.
9806 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
9807 jump function types.
9808 (ipcp_print_all_lattices): Slight fprintf rearrangement.
9809 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
9810 instead of ipcp_print_all_jump_functions.
9811 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
9812 only for replacable scalars.
9814 * doc/invoke.texi (Optimize options): Add description of
9815 -findirect-inlining.
9816 * common.opt (flag_indirect_inlining): New flag.
9817 * opts.c (decode_options): Set flag_indirect_inlining when
9820 * ipa-inline.c: Include ipa-prop.h.
9821 (inline_indirect_intraprocedural_analysis): New function.
9822 (inline_generate_summary): Allocate parameter and argument info
9823 structures, call inline_indirect_intraprocedural_analysis on each
9824 node when doing indirect inlining and deallocate indirect inlining
9825 data structures in the end.
9826 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
9827 (free_all_ipa_structures_after_iinln): New function.
9828 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
9830 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
9832 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
9833 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9834 of computing the frequency separately.
9835 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9836 of computing the frequency separately.
9837 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
9838 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
9839 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
9840 (ipa_get_stmt_member_ptr_load_param): New function.
9841 (ipa_is_ssa_with_stmt_def): New function.
9842 (ipa_note_param_call): New function.
9843 (ipa_analyze_call_uses): New function.
9844 (ipa_analyze_stmt_uses): New function.
9845 (ipa_analyze_params_uses): New function.
9846 (ipa_free_node_params_substructures): Also free the param_calls linked
9848 (ipa_node_duplication_hook): Also duplicate the param_calls
9850 (ipa_print_node_param_flags): New function.
9851 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
9852 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
9853 * ipa-prop.h (struct ipa_param_flags): New field called.
9854 (struct ipa_param_call_note): New structure.
9855 (struct ipa_node_params): New fields param_calls and
9857 (ipa_is_ith_param_called): New function.
9858 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
9859 ipa_analyze_params_uses and dump parameter flags.
9861 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
9862 ipa_propagate_indirect_call_infos if performing indirect inlining,
9863 pass a new parameter new_edges to it.
9864 (add_new_edges_to_heap): New fucntion.
9865 (cgraph_decide_inlining_of_small_functions): New vector
9866 new_indirect_edges for newly found indirect edges , call
9867 ipa_propagate_indirect_call_infos after inlining.
9868 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
9869 inlining if performing indirect inlining. Call
9870 free_all_ipa_structures_after_iinln when doing so too.
9871 (inline_generate_summary): Do not call
9872 free_all_ipa_structures_after_iinln here.
9873 * ipa-prop.c (update_jump_functions_after_inlining): New function.
9874 (print_edge_addition_message): New function.
9875 (update_call_notes_after_inlining): New function.
9876 (propagate_info_to_inlined_callees): New function.
9877 (ipa_propagate_indirect_call_infos): New function.
9878 * ipa-prop.h: Include cgraph.h
9879 (struct ipa_param_call_note): Fields reordered, new field processed.
9880 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
9882 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
9883 rediscovered call statements.
9884 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
9885 (dump_cgraph_node): Dump also the indirect_call flag.
9886 (cgraph_clone_edge): Copy also the indirect_call flag.
9887 * tree-inline.c (copy_bb): Do not check for fndecls from call
9888 expressions, check for edge availability when moving clones.
9889 (get_indirect_callee_fndecl): New function.
9890 (expand_call_inline): If callee declaration is not apprent from
9891 the statement, try calling get_indirect_callee_fndecl. Do not
9892 issue warnings or call sorry when not inlinings an indirect edge.
9893 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
9895 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
9896 bit more frandly to matching.
9897 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
9898 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
9899 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
9901 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9904 * opth-gen.awk: Suppress function specific features when building
9906 * optc-gen.awk: Ditto.
9908 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9911 * diagnostic.c (pedwarn): Add opt parameter.
9913 * c-tree.h (pedwarn_init): Add opt parameter.
9914 (pedwarn_c90): Likewise.
9915 (pedwarn_c99): Likewise.
9916 * c-errors.c (pedwarn_c99): Likewise.
9917 (pedwarn_c90): Likewise.
9918 * toplev.h (pedwarn): Update declaration.
9919 (pedwarn0): Declare.
9920 * c-lex.c: All calls to pedwarn changed.
9921 * builtins.c: All calls to pedwarn changed.
9922 * toplev.c: All calls to pedwarn changed.
9923 * c-decl.c: All calls to pedwarn changed.
9924 * c-typeck.c: All calls to pedwarn changed.
9925 * c-common.c: All calls to pedwarn changed.
9926 * c-parser.c: All calls to pedwarn changed.
9928 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9929 Karthik Kumar <karthikkumar@gmail.com>
9931 * attribs.c (file scope): Include c-common.h.
9932 (decl_attributes): Add support for #pragma GCC optimize and
9935 * targhooks.c (default_can_inline_p): New function that is the
9936 default for the TARGET_CAN_INLINE_P target hook.
9938 * targhooks.h (default_can_inline_p): Add declaration.
9940 * tree.c (cl_optimization_node): New static tree for building
9941 OPTIMIZATION_NODE tree.
9942 (cl_target_option_node): New static tree for building
9943 TARGET_OPTION_NODE tree.
9944 (cl_option_hash_table): New hash table for hashing
9945 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9946 (cl_option_hash_hash): New function to provide the hash value for
9947 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9948 (cl_option_hash_eq): New function to provide an equality test for
9949 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9950 (tree_code_size): Add support for OPTIMIZATION_NODE and
9951 TARGET_OPTION_NODE trees.
9952 (tree_code_structure): Add support for OPTIMIZATION_NODE and
9953 TARGET_OPTION_NODE trees.
9954 (build_optimization_node): Build a tree that has all of the
9955 current optimization options.
9956 (build_target_option_node): Build a tree that has the target
9957 options that might be changed on a per function basis.
9959 * tree.h (file scope): Include options.h.
9960 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
9961 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9962 (TREE_OPTIMIZATION): Ditto.
9963 (TREE_TARGET_SPECIFIC): Ditto.
9964 (struct tree_function_decl): Add fields for remembering the
9965 current optimization options and target specific options.
9966 (struct tree_optimization_option): New tree variant that remembers
9967 the optimization options.
9968 (struct tree_target_option): New tree variant that remembers the
9969 target specific flags that might change for compiling a particular
9971 (union tree_node): Include tree_optimization_option and
9972 tree_target_option fields.
9973 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
9974 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
9975 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
9976 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
9977 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
9978 optimization and target options.
9979 (optimization_default_node): New macro to refer to global_trees
9981 (optimization_current_node): Ditto.
9982 (optimization_cold_node): Ditto.
9983 (optimization_hot_node): Ditto.
9984 (target_option_default_node): Ditto.
9985 (target_option_current_node): Ditto.
9986 (current_option_pragma): Ditto.
9987 (current_optimize_pragma): Ditto.
9989 * target.h (struct gcc_target): Add valid_option_attribute_p,
9990 target_option_save, target_option_restore, target_option_print,
9991 target_option_pragma_parse, and can_inline_p hooks.
9993 * toplev.h (parse_optimize_options): Add declaration.
9994 (fast_math_flags_struct_set_p): Ditto.
9996 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
9997 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
10000 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
10001 tree_can_inline_p hook to see if one function can inline another.
10002 (cgraph_decide_inlining): Ditto.
10003 (cgraph_decide_inlining_incrementally): Ditto.
10005 * opts.c (decode_options): Add support for running multiple times
10006 to allow functions with different target or optimization options
10007 than was specified on the command line.
10008 (fast_math_flags_struct_set_p): New function that is similar to
10009 fast_math_flags_set_p, except it uses the values in the
10010 cl_optimization structure instead of global variables.
10012 * optc-gen.awk: Add support for TargetSave to allow a back end to
10013 declare new fields that need to be saved when using function
10014 specific options. Include flags.h and target.h in the options.c
10015 source. Add support for Save to indicate which options can be set
10016 for individual functions. Generate cl_optimize_save,
10017 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
10018 cl_target_option_restore, cl_target_option_print functions to
10019 allow functions to use different optimization or target options.
10021 * opt-functions.awk (var_type_struct): Return the type used for
10022 storing the field in a structure.
10024 * opth-gen.awk: Add support for TargetSave to allow a back end to
10025 declare new fields that need to be saved when using function
10026 specific options. Add support for Save to indicate which options
10027 can be set for individual functions. Only generate one extern for
10028 Mask fields. Generate cl_optimization and cl_target_option
10029 structures to remember optimization and target options.
10031 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
10032 collecting new tree nodes.
10033 (TS_TARGET_OPTION): Ditto.
10035 * c-decl.c (merge_decls): Merge function specific target and
10036 optimization options.
10038 * function.c (invoke_set_current_function_hook): If the function
10039 uses different optimization options, change the global variables
10042 * coretypes.h (struct cl_optimization): Add forward reference.
10043 (struct cl_target_option): Ditto.
10045 * c-pragma.c (option_stack): New static vector to remember the
10046 current #pragma GCC option stack.
10047 (handle_pragma_option): New function to support #pragma GCC option
10048 to change target options.
10049 (optimize_stack): New static vector to remember the current
10050 #pragma GCC optimize stack.
10051 (handle_pragma_optimize): New function to support #pragma GCC
10052 optimize to change optimization options.
10053 (init_pragma): Add support for #pragma GCC optimize and #pragma
10056 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10057 optimization options.
10058 (TARGET_OPTION_NODE): New tree code for remembering certain target
10061 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10062 TARGET_OPTION_NODE trees.
10064 * common.opt (-O): Add Optimization flag.
10066 (-fmath-errno): Ditto.
10067 (-falign-functions): Add UInteger flag to make sure flag gets full
10068 int in cl_optimization structure.
10069 (-falign-jumps): Ditto.
10070 (-falign-labels): Ditto.
10071 (-falign-loops): Ditto.
10072 (-fsched-stalled-insns): Ditto.
10073 (-fsched-stalled-insns-dep): Ditto.
10075 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10077 (TARGET_OPTION_SAVE): Ditto.
10078 (TARGET_OPTION_RESTORE): Ditto.
10079 (TARGET_OPTION_PRINT): Ditto.
10080 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10081 (TARGET_CAN_INLINE_P): Ditto.
10082 (TARGET_INITIALIZER): Add new hooks.
10084 * tree-inline.c (tree_can_inline_p): New function to determine
10085 whether one function can inline another. Check if the functions
10086 use compatible optimization options, and also call the backend
10089 * tree-inline.h (tree_can_inline_p): Add declaration.
10091 * c-common.c (c_common_attribute): Add support for option and
10092 optimize attributes.
10093 (handle_option_attribute): Add support for the option attribute to
10094 allow the user to specify different target options for compiling a
10096 (handle_optimize_attribute): Add support for the optimize
10097 attribute to allow the user to specify different optimization
10098 options for compiling a specific function.
10099 (handle_hot_attribute): Turn on -O3 optimization for this one
10100 function if it isn't the default optimization level.
10101 (handle_cold_attribute): Turn on -Os optimization for this one
10102 function if it insn't the default optimization.
10103 (const_char_p): New const char * typedef.
10104 (optimize_args): New static vector to remember the optimization
10106 (parse_optimize_options): New function to set up the optimization
10107 arguments from either the optimize attribute or #pragma GCC optimize.
10109 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10110 (builtin_define_std): Ditto.
10112 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10113 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10114 (x86_64-*-*): Ditto.
10116 * Makefile.in (TREE_H): Add options.h.
10117 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10119 * doc/extend.texi (option attribute): Document new attribute.
10120 (optimize attribute): Ditto.
10121 (hot attribute): Document hot attribute sets -O3.
10122 (cold attribute): Document cold attribute sets -Os.
10123 (#pragma GCC option): Document new pragma.
10124 (#pragma GCC optimize): Ditto.
10126 * doc/options.texi (TargetSave): Document TargetSave syntax.
10127 (UInteger): Document UInteger must be used for certain flags.
10128 (Save): Document Save option to create target specific options
10129 that can be saved/restored on a function specific context.
10131 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10132 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10134 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10135 (TARGET_OPTION_SAVE): Ditto.
10136 (TARGET_OPTION_RESTORE): Ditto.
10137 (TARGET_OPTION_PRINT): Ditto.
10138 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10139 (TARGET_CAN_INLINE_P): Ditto.
10141 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10143 (-mfpmath=both): Ditto.
10145 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10146 Karthik Kumar <karthikkumar@gmail.com>
10148 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10149 (TARGET_POPCNT): Ditto.
10150 (TARGET_SAHF): Ditto.
10151 (TARGET_AES): Ditto.
10152 (TARGET_PCLMUL): Ditto.
10153 (TARGET_CMPXCHG16B): Ditto.
10154 (TARGET_RECIP): Move switch into target_flags.
10155 (TARGET_FUSED_MADD): Ditto.
10156 (ix86_arch_features): Make an unsigned char type.
10157 (ix86_tune_features): Ditto.
10158 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10159 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10160 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10162 * config/i386/i386.opt (arch): New TargetSave field to define
10163 fields that need to be saved for function specific option support.
10166 (branch_cost): Ditto.
10167 (ix86_isa_flags_explicit): Ditto.
10168 (tune_defaulted): Ditto.
10169 (arch_specified): Ditto.
10170 (-m128-long-double): Add Save flag to save option for target
10171 specific option support.
10173 (-maccumulate-outgoing-args): Ditto.
10174 (-malign-double): Ditto.
10175 (-malign-stringops): Ditto.
10176 (-mfancy-math-387): Ditto.
10177 (-mhard-float): Ditto.
10178 (-mieee-fp): Ditto.
10179 (-minline-all-stringops): Ditto.
10180 (-minline-stringops-dynamically): Ditto.
10181 (-mms-bitfields): Ditto.
10182 (-mno-align-stringops): Ditto.
10183 (-mno-fancy-math-387): Ditto.
10184 (-mno-push-args): Ditto.
10185 (-mno-red-zone): Ditto.
10186 (-mpush-args): Ditto.
10187 (-mred-zone): Ditto.
10189 (-msseregparm): Ditto.
10190 (-mstack-arg-probe): Ditto.
10202 (-mno-sse4): Ditto.
10205 (-mrecip): Move flag into target_flags.
10207 (-mno-fused-madd): Ditto.
10208 (-mfused-madd): Ditto.
10209 (-mabm): Move flag into ix86_isa_flags.
10216 * config/i386/i386-c.c: New file for #pragma support.
10217 (ix86_target_macros_internal): New function to #define or #undef
10218 target macros based when the user uses the #pragma GCC option to
10219 change target options.
10220 (ix86_pragma_option_parse): New function to add #pragma GCC option
10222 (ix86_target_macros): Move defining the target macros here from
10223 TARGET_CPU_CPP_BUILTINS in i386.h.
10224 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10225 defined, initialize any subtarget #pragmas.
10227 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10228 REGISTER_TARGET_PRAGMAS.
10230 * config/i386/t-i386: New file for x86 dependencies.
10231 (i386.o): Make dependencies mirror the include files used.
10232 (i386-c.o): New file, add dependencies.
10234 * config/i386/i386-protos.h (override_options): Add bool argument.
10235 (ix86_valid_option_attribute_tree): Add declaration.
10236 (ix86_target_macros): Ditto.
10237 (ix86_register_macros): Ditto.
10239 * config/i386/i386.c (ix86_tune_features): Move initialization of
10240 the target masks to initial_ix86_tune_features to allow functions
10241 to have different target options. Make type unsigned char,
10242 instead of unsigned int.
10243 (initial_ix86_tune_features): New static vector to hold processor
10244 masks for the tune variables.
10245 (ix86_arch_features): Move initialization of the target masks to
10246 initial_ix86_arch_features to allow functions to have different
10247 target options. Make type unsigned char, instead of unsigned int.
10248 (initial_ix86_arch_features): New static vector to hold processor
10249 masks for the arch variables.
10250 (enum ix86_function_specific_strings): New enum to describe the
10251 string options used for attribute((option(...))).
10252 (ix86_target_string): New function to return a string that
10253 describes the target options.
10254 (ix86_debug_options): New function to print the current options in
10256 (ix86_function_specific_save): New function hook to save the
10257 function specific global variables in the cl_target_option structure.
10258 (ix86_function_specific_restore): New function hook to restore the
10259 function specific variables from the cl_target_option structure to
10260 the global variables.
10261 (ix86_function_specific_print): New function hook to print the
10262 target specific options in the cl_target_option structure.
10263 (ix86_valid_option_attribute_p): New function hook to validate
10264 attribute((option(...))) arguments.
10265 (ix86_valid_option_attribute_tree): New function that is common
10266 code between attribute((option(...))) and #pragma GCC option
10267 support that parses the options and returns a tree holding the options.
10268 (ix86_valid_option_attribute_inner_p): New helper function for
10269 ix86_valid_option_attribute_tree.
10270 (ix86_can_inline_p): New function hook to decide if one function
10271 can inline another on a target specific basis.
10272 (ix86_set_current_function); New function hook to switch target
10273 options if the user used attribute((option(...))) or #pragma GCC
10275 (ix86_tune_defaulted): Move to static file scope from
10277 (ix86_arch_specified): Ditto.
10278 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10280 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10281 (OPTION_MASK_ISA_ABM_SET): Ditto.
10282 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10283 (OPTION_MASK_ISA_CX16_SET): Ditto.
10284 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10285 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10286 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10287 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10288 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10289 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10290 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10291 (struct ptt): Move to static file scope from override_options.
10292 (processor_target_table): Ditto.
10293 (cpu_names): Ditto.
10294 (ix86_handle_option): Add support for options that are now isa options.
10295 (override_options): Add support for declaring functions that
10296 support different target options than were specified on the
10297 command line. Move struct ptt, processor_target_table, cpu_names,
10298 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10299 Add bool argument. Fix up error messages so the appropriate error
10300 is given for either command line or attribute.
10301 (ix86_previous_fndecl): New static to remember previous function
10302 declaration to see if we need to change target options.
10303 (ix86_builtins_isa): New array to record the ISA of each builtin
10305 (def_builtin): Always create the builtin function, even if the
10306 current ISA doesn't support it.
10307 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10308 tests for those builtins.
10309 (ix86_init_builtins): Remove TARGET_MMX test for calling
10310 ix86_init_mmx_sse_builtins.
10311 (ix86_expand_builtin): If the current ISA doesn't support a given
10312 builtin, signal an error.
10313 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10314 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10315 (TARGET_OPTION_SAVE): Ditto.
10316 (TARGET_OPTION_RESTORE): Ditto.
10317 (TARGET_OPTION_PRINT): Ditto.
10318 (TARGET_CAN_INLINE_P): Ditto.
10320 2008-07-22 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10322 * c-typeck.c (build_external_ref): Don't call assemble_external.
10323 * final.c (output_operand): Call assemble_external.
10325 2008-07-21 DJ Delorie <dj@redhat.com>
10327 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10328 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10330 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10332 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10333 original insn and splitter contents into ...
10334 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10335 flag_unsafe_math_optimizations. Add dummy scratch register.
10336 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10337 !flag_unsafe_math_optimizations. Returns number with next
10338 highest magnitude if this is still less or equal to the true
10339 quotient in magnitude.
10341 2008-07-21 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10343 * Makefile.in: Replace toplev.h with TOPLEV_H.
10344 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10345 * c-lex.c (fe_file_change): Don't set in_system_header.
10346 * c-parser.c (c_token): Remove in_system_header.
10347 (c_lex_one_token): Don't set in_system_header.
10348 (c_parser_set_source_position_from_token): Don't set in_system_header.
10349 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10352 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10353 * flags.h (in_system_header): Remove.
10354 * function.c (saved_in_system_header): Remove.
10355 (push_cfun): Don't set in_system_header.
10356 (pop_cfun): Don't set in_system_header.
10357 (push_struct_function): Don't set in_system_header.
10358 * input.h (expanded_location): Add sysp.
10359 (in_system_header_at): New.
10360 (in_system_header): New.
10361 * toplev.c (in_system_header): Remove.
10362 * toplev.h: Include input.h
10364 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10365 * tree-ssa.c (warn_uninit): Call warning_at.
10366 (warn_uninitialized_var): Update calls to warn_uninit.
10367 (warn_uninitialized_phi): Update calls to warn_uninit.
10368 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10369 (expand_location): Initialize xloc.sysp.
10370 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10371 (tree_decl_with_vis): Remove in_system_header_flag.
10373 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10376 * recog.c (asm_operand_ok): Change the order of the extra
10377 memory constraint checks.
10379 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10382 * tree-switch-conversion.c (build_one_array): Call
10383 varpool_mark_needed_node and varpool_finalize_decl
10384 instead of assemble_variable.
10386 2008-07-19 Jan Hubicka <jh@suse.cz>
10388 * cgraph.c (cgraph_add_new_function): Do early local passes.
10389 * tree-nrv.c (gate_pass_return_slot): New gate.
10390 (pass_nrv): Add the gate.
10391 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10393 (coalesce_ssa_name): Coalesce SSA names.
10394 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10395 not optimizing so unused user vars remains visible.
10396 * common.opt (flag_tree_ter): Always enable by default.
10397 * tree-ssa-ter.c: Include flags.h
10398 (is_replaceable_p): Check that locations match; when aliasing
10399 is missing be conservative about loads.
10400 * tree-optimize.c (gate_init_datastructures): Remove.
10401 (pass_init_datastructures): New.
10402 * passes.c: Reorder passes so we always go into SSA.
10404 2008-07-19 Jan Hubicka <jh@suse.cz>
10406 * doc/extend.texi (flatten attribute): Remove note about
10408 * doc/invoke.texi (--combine): Likewise.
10409 (-finline-functions-called-once): Update levels when enabled.
10410 (-funit-at-a-time): Document new behaviour.
10411 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10412 -fno-section-anchors when disabled explicitly.
10413 (inline params): They are not ignored now.
10414 (precompiled headers): Remove unit-at-a-time as being incompatible.
10415 * opts.c (decode_options): Handle unit-at-a-time as alias;
10416 imply -fno-section-anchors when toplevel reorder is disabled
10418 * common.opt (ftoplevel-reorder): Set default value to 2.
10419 (funit-at-a-time): Set default value to 1.
10420 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10423 2008-07-19 Jan Hubicka <jh@suse.cz>
10425 * builtins.c (expand_builtin_int_roundingfn,
10426 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10429 2008-07-19 Richard Guenther <rguenther@suse.de>
10432 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10433 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10434 * tree-ssa-pre.c (get_expr_value_id): For newly created
10435 constant value-ids make sure to add the expression to its
10438 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10440 PR middle-end/36877
10441 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10442 return value of the builtin is ignored.
10444 2008-07-19 Olivier Hainque <hainque@adacore.com>
10446 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10447 bits, a C conformant malloc implementation has to provide.
10448 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10450 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10454 * reload.c (find_reloads_subreg_address): Only reload address if
10455 reloaded == 0, not for reloaded != 1.
10458 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10459 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10460 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10461 m32c_legitimize_reload_address.
10463 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10464 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10465 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10467 2008-07-19 Olivier Hainque <hainque@adacore.com>
10469 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
10470 argument, saying whether nested array are to be collapsed
10471 into a single array type DIE with multiple subscripts.
10472 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
10473 issues, centralize the nested array types collapsing control and
10474 disable the transformation for Ada.
10476 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
10479 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
10481 (x86_64_shift_adj_2): New expander.
10482 (x86_64_shift_adj_3): Ditto.
10483 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
10484 to split TImode operands.
10485 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
10486 (ix86_split_lshr): Ditto.
10488 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
10490 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
10491 and __CHAR32_TYPE__.
10492 * c-typeck.c (digest_init): Support char16_t and char32_t.
10493 (set_nonincremental_init_from_string): Idem.
10495 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10497 PR middle-end/36859
10498 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
10499 PREFERRED_STACK_BOUNDARY.
10500 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10502 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10504 PR middle-end/36858
10505 * function.c (locate_and_pad_parm): Cap boundary earlier.
10507 2008-07-17 Julian Brown <julian@codesourcery.com>
10509 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
10510 no-op for targets which don't use DLLs.
10512 2008-07-17 Martin Jambor <mjambor@suse.cz>
10514 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
10515 that nodes are relevant by examining the node->analyzed flag.
10516 (ipcp_init_stage): Check which nodes are relevant, assert that the
10517 relevant ones are also required.
10518 (ipcp_propagate_stage): Check on the side arrays are properly
10520 (ipcp_print_all_jump_functions): Make sure not to touch any node
10521 that is not analyzed or an edge that does not have a corresponding
10522 entry in the on-the-side vectors.
10523 (ipcp_function_scale_print): Likewise.
10524 (ipcp_update_callgraph): Check that the node is relevant.
10525 (ipcp_insert_stage): Check that the node is relevant. Check there is
10526 an info for every node and edge.
10527 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
10528 (ipa_print_all_tree_maps): Likewise and a new variable info.
10529 (ipa_print_all_params_modified): Likewise.
10530 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
10532 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
10535 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
10537 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
10539 PR rtl-optimization/36753
10540 * fwprop.c (use_killed_between): Don't shortcut
10541 single-definition global registers.
10543 2008-07-16 Jan Hubicka <jh@suse.cz>
10545 * cgraph.h (varpool_empty_needed_queue): Declare.
10546 * cgraphunit.c (output_in_order): Mark all variables as needed;
10548 * varpool.c (varpool_assemble_node): Update debug queue.
10549 (varpool_assemble_pending_decls): Don't do it here.
10550 (varpool_empty_needed_queue): New function.
10552 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10554 * recog.c (peephole2_optimize): Fix formatting.
10556 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10558 * c-pch.c (get_ident): Avoid C++ keywords.
10559 * combine-stack-adj.c (single_set_for_csa): Likewise.
10560 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
10561 output_asm_insn): Likewise.
10562 * reload.c (push_secondary_reload, find_reusable_reload,
10563 push_reload, combine_reloads, find_reloads,
10564 debug_reload_to_stream): Likewise.
10565 * reload.h (struct reload): Likewise.
10566 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
10567 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
10568 emit_output_reload_insns): Likewise.
10569 * targhooks.c (default_secondary_reload): Likewise.
10570 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
10572 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10574 * recog.c (validate_change_1, validate_change,
10575 validate_unshare_change, validate_replace_rtx_1, struct
10576 funny_match, constrain_operands, peephole2_optimize): Avoid C++
10578 * reload.c (push_secondary_reload, secondary_reload_class,
10579 scratch_reload_class, find_valid_class, find_reusable_reload,
10580 push_reload, find_dummy_reload, find_reloads_address_1,
10581 find_reloads_address_part, find_equiv_reg): Likewise.
10582 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
10583 choose_reload_regs): Likewise.
10584 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
10586 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
10587 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10588 * sched-rgn.c (concat_INSN_LIST): Likewise.
10589 * stor-layout.c (mode_for_size, mode_for_size_tree,
10590 smallest_mode_for_size): Likewise.
10592 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10594 * cfg.c (dump_reg_info): Avoid C++ keywords.
10595 * dwarf2asm.c (dw2_force_const_mem,
10596 dw2_asm_output_encoded_addr_rtx): Likewise.
10597 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
10598 * expmed.c (expand_shift): Likewise.
10599 * global.c (find_reg): Likewise.
10600 * graph.c (draw_edge): Likewise.
10601 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
10602 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
10603 widen_clz, widen_bswap, expand_parity, expand_unop,
10604 emit_cmp_and_jump_insn_1): Likewise.
10605 * postreload.c (reload_cse_simplify_operands): Likewise.
10606 * ra.h (add_neighbor): Likewise.
10607 * reg-stack.c (remove_regno_note, change_stack): Likewise.
10608 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
10609 record_reg_classes, copy_cost, record_address_regs,
10610 invalid_mode_change_p): Likewise.
10611 * regrename.c (regrename_optimize, scan_rtx_reg,
10612 dump_def_use_chain, find_oldest_value_reg,
10613 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
10615 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10617 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
10618 MASK_POWERPC64 for power4 in previous commit.
10620 2008-07-16 Olivier Hainque <hainque@adacore.com>
10622 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
10623 instead of bare conversion to cast const-ness away.
10625 2008-07-16 Anatoly Sokolov <aesok@post.ru>
10627 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
10628 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
10629 * config/xtensa/xtensa.c (xtensa_function_value): New function.
10630 (TARGET_FUNCTION_VALUE): Define.
10632 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10634 * config/rs6000/rs6000.c (processor_target_table): Add
10635 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
10637 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10640 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10641 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10642 m32c_legitimize_reload_address.
10644 2007-07-16 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10646 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
10647 DECL_IN_SYSTEM_HEADER in sync.
10649 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
10651 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
10652 * tree-ssa-pre.c (pre_expr_eq): Ditto
10653 (get_constant_for_value_id): Take a type as an argument.
10654 (fully_constant_expression): Pass in type.
10655 (find_or_generate_expression): Short circuit constant case.
10656 (create_expression_by_pieces): Remove special casing of
10658 (do_regular_insertion): Short circuit constant case.
10659 (do_partial_partial_insertion): Ditto.
10661 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10664 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
10666 2008-07-15 Bob Wilson <bob.wilson@acm.org>
10668 * config/xtensa/libgcc-xtensa.ver: New file.
10669 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
10671 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10673 * df-problems.c (df_set_note): Avoid C++ keywords.
10674 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
10675 * dse.c (record_store, remove_useless_values): Likewise.
10676 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
10677 gen_reg_rtx_offset, operand_subword, change_address_1,
10678 change_address, adjust_address_1, offset_address,
10679 widen_memory_access, emit_copy_of_insn_after): Likewise.
10680 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
10681 * fwprop.c (should_replace_address, propagate_rtx_1,
10682 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
10684 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
10685 gcse_emit_move_after, update_ld_motion_stores): Likewise.
10686 * lcm.c (compute_insert_delete, pre_edge_lcm,
10687 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
10688 * lower-subreg.c (resolve_reg_notes): Likewise.
10689 * mode-switching.c (optimize_mode_switching): Likewise.
10691 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10693 * bt-load.c (add_btr_def, migrate_btr_def,
10694 branch_target_load_optimize): Avoid C++ keywords.
10695 * caller-save.c (insert_restore, insert_save, insert_one_insn):
10697 * combine.c (subst, simplify_set, make_extraction,
10698 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
10699 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
10700 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
10702 2008-07-15 Richard Guenther <rguenther@suse.de>
10704 PR middle-end/36369
10705 * c-common.c (strict_aliasing_warning): Do not warn for
10706 TYPE_REF_CAN_ALIAS_ALL pointers.
10707 (c_common_get_alias_set): may_alias types are not special.
10708 * tree.c (build_pointer_type_for_mode): Look up the may_alias
10709 attribute and set can_ref_all accordingly.
10710 (build_reference_type_for_mode): Likewise.
10711 * doc/extend.texi (may_alias): Clarify.
10713 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10716 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10717 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10719 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10722 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
10723 gcc_assert, instead call output_operand_lossage.
10725 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
10727 * builtins.c (std_canonical_va_list): Treat structure based
10730 2008-07-15 Ben Elliston <bje@au.ibm.com>
10732 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
10734 2007-07-14 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10736 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
10739 2008-07-14 Jan Hubicka <jh@suse.cz>
10741 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
10742 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
10743 fix predicates and constraints.
10744 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
10745 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
10747 2008-07-14 Doug Kwan <dougkwan@google.com>
10749 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
10750 additional option file arm/eabi.opt.
10751 * config/arm/eabi.h (File): New configuration file for EABI targets.
10752 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
10753 SUBSUBTARGET_EXTRA_SPECS.
10754 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
10755 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
10756 from STARTFILE_SPEC so that it can be referenced in an override.
10757 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
10758 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
10759 can be referenced in an override.
10760 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
10761 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
10762 so that it can be referenced in an override.
10763 (LINK_SPEC): Use BPABI_LINK_SPEC.
10764 * config/arm/eabi.opt (File): New.
10766 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10768 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
10769 (FIXED_VALUE_H): New variable.
10770 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
10771 input.h, fixed-value.h.
10772 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
10773 (BASIC_BLOCK_H): Use $(BITMAP_H).
10774 (FUNCTION_H): Add varray.h.
10775 (IPA_REFERENCE_H): Use $(BITMAP_H).
10776 (CGRAPH_H): Add $(BASIC_BLOCK_H).
10777 (DF_H): Use $(BITMAP_H).
10778 (GGC_H): Add statistics.h.
10779 (INSN_ADDR_H): New.
10780 (INSN_ATTR_H): Use it.
10781 (SYSTEM_H): Add safe-ctype.h, filenames.h.
10783 (SYMTAB_H): Add $(OBSTACK_H).
10784 (CPP_INTERNAL_H): New.
10785 (TREE_DUMP_H): Add tree-pass.h.
10786 (TREE_FLOW_H): Use $(BITMAP_H)
10787 (PRETTY_PRINT_H): Use $(INPUT_H).
10788 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
10791 (many object files): Fix lots of header dependencies throughout.
10793 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10795 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
10797 (s-gtyp-input): Use them to write tmp-gi.list.
10798 (echo_to_gi.list): Remove.
10800 2008-07-14 Richard Guenther <rguenther@suse.de>
10802 * tree-ssa-sccvn.c (pre_info): Remove.
10803 (switch_to_PRE_table): Likewise.
10804 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
10805 (set_hashtable_value_ids): Do not create value-ids for the
10807 (run_scc_vn): Remove double test. Remove bogus special-case
10808 in value-number printing.
10809 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
10810 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
10812 * tree-flow-inline.h (get_value_handle): Remove.
10813 * tree-flow.h (get_value_handle): Remove.
10815 2008-07-14 Martin Jambor <mjambor@suse.cz>
10817 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
10818 in which we generate arithmetics is not a subrange.
10820 2008-07-14 Martin Jambor <mjambor@suse.cz>
10822 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
10824 2008-07-14 Richard Guenther <rguenther@suse.de>
10826 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
10828 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
10831 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
10832 reload for symbol refs moved to r0 with -fPIC.
10833 (legitimize_pic_address): Use the target register as temporary
10835 (emit_symbolic_move): Adjust comment.
10836 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
10839 2008-07-14 Ben Elliston <bje@au.ibm.com>
10841 * c-common.h (C_CPP_HASHNODE): New macro.
10842 * coretypes.h (struct cpp_token): Forward declare.
10843 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10844 the context-sensitive keyword method.
10845 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
10846 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
10847 expand_bool_pixel): New.
10848 (altivec_categorize_keyword): New function.
10849 (init_vector_keywords): New function.
10850 (rs6000_macro_to_expand): Likewise.
10851 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
10852 compiling an ISO C dialect.
10854 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
10856 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
10857 (create_expression_by_pieces): Fix typo.
10858 (do_regular_insertion): Use debug counter here too.
10860 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
10863 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
10864 CONST_OK_FOR_LETTER_P. All port-local users changed.
10865 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
10866 implement Kp matching power-of-two.
10867 (CONSTRAINT_LEN): Define to match.
10868 * config/cris/cris.md: Replace all use of constraint K with Kc.
10869 ("*btst*): Use Kp for operand 0 of last alternative.
10871 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10874 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
10877 2008-07-13 Jan Hubicka <jh@suse.cz>
10879 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
10882 2008-07-13 Richard Guenther <rguenther@suse.de>
10884 PR middle-end/36811
10885 * langhooks.c (lhd_print_error_function): Deal with recursive
10888 2008-07-12 Jan Hubicka <jh@suse.cz>
10890 * cgraph.c (assembler_name_hash): New static var.
10891 (hash_node_by_assembler_name, eq_assembler_name): New.
10892 (cgraph_node_for_asm): Use hashtable.
10893 (cgraph_remove_node): Maintain hashtable.
10894 (change_decl_assembler_name): Sanity check that names are not changing
10895 after aliasing was processed.
10896 * cgraph.h (varpoon_node): Add next GGC marker.
10897 * tree.c (decl_assembler_name_equal): Constify.
10898 (decl_assembler_name_hash): New.
10899 * tree.h (decl_assembler_name_equal): Constify.
10900 (decl_assembler_name_hash): Update.
10902 2008-07-12 David Daney <ddaney@avtrex.com>
10904 * config/mips/driver-native.c (host_detect_local_cpu): Handle
10905 sb1 and r5000 cpus.
10907 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
10909 * doc/md.texi: Document the MIPS "v" constraint.
10910 * config/mips/mips.h (reg_class): Revert last change.
10911 (REG_CLASS_NAMES): Likewise.
10912 (REG_CLASS_CONTENTS): Likewise.
10913 * config/mips/mips.c (mips_regno_to_class): Likewise.
10914 * config/mips/constraints.md (v): Likewise, but add documentation.
10915 Add a comment to say that this constraint should not be used in
10918 2008-07-11 DJ Delorie <dj@redhat.com>
10920 * config/h8300/h8300.md (length): Fix branch offset limit.
10922 2008-07-11 Anatoly Sokolov <aesok@post.ru>
10924 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
10925 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
10926 (avr_hard_regno_scratch_ok): New function.
10927 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10928 * config/avr/avr.md (all peepholes that request a scratch register):
10929 Remove avr_peep2_scratch_safe use.
10931 2008-07-11 Tom Tromey <tromey@redhat.com>
10932 Ian Lance Taylor <iant@google.com>
10934 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
10935 (struct c_common_resword): Define.
10936 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
10937 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
10938 (c_common_reswords, num_c_common_reswords): Declare.
10939 * c-common.c (c_common_reswords): New global const array.
10940 (num_c_common_reswords): New const int.
10941 * c-parser.c (struct resword, reswords): Don't define.
10942 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
10943 (c_parse_init): Clarify mask code. Use c_common_reswords rather
10944 than reswords. If warning about C++ keywords, give them a special
10946 (c_lex_one_token): Warn about C++ keywords. Call
10947 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
10948 (c_parser_external_declaration): Look for RID_xxx rather than
10949 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
10950 (c_parser_statement_after_labels): Likewise.
10951 (c_parser_objc_class_instance_variables): Likewise.
10952 (c_parser_objc_class_declaration): Likewise.
10953 (c_parser_objc_try_catch_statement): Likewise.
10954 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
10955 (declspecs_add_type): Likewise.
10957 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
10959 * ggc-page.c (alloc_page):
10960 Substituting xmalloc, xcalloc with
10961 XNEWVEC and XCNEWVAR macros which add the
10964 2008-07-11 Richard Guenther <rguenther@suse.de>
10966 PR tree-optimization/36765
10967 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
10968 aliases from HEAP vars to SMTs.
10970 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10972 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
10973 * configure.ac (loose_warn): Move -Wc++-compat from here...
10974 (strict_warn): ...to here.
10975 * configure: Regenerate.
10977 2008-07-10 Joseph Myers <joseph@codesourcery.com>
10979 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
10980 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
10981 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
10982 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
10983 excluding more specific h8300-*-* and sh-*-* targets.
10985 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
10987 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
10988 (eliminate): Ditto.
10989 (execute_pre): Call loop_optimizer_finalize in early exit.
10991 2008-07-10 Jakub Jelinek <jakub@redhat.com>
10993 PR middle-end/36790
10994 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
10995 uids in the bitmap, not just VAR_DECL uids.
10997 PR rtl-optimization/36419
10998 * combine-stack-adj.c (adjust_frame_related_expr): New function.
10999 (combine_stack_adjustments_for_block): Call it if needed. Delete
11001 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
11002 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
11003 prologue sp adjustment.
11005 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
11008 * opts.c (print_ignored_options): Report postponed diagnostics for
11009 unknown -Wno-* options as warnings, not errors.
11010 (postpone_unknown_option_error): Renamed to...
11011 (postpone_unknown_option_warning): ... this.
11013 2008-07-09 Doug Kwan <dougkwan@google.com>
11016 2008-07-08 Doug Kwan <dougkwan@google.com>
11018 * config/arm/arm.opt (mandroid): New option.
11019 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11020 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11022 (CC1PLUS_SPEC): Same.
11024 (STARTFILE_SPEC): Same.
11025 (ENDFILE_SPEC): Same.
11026 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11029 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
11032 * config/mips/mips.h (reg_class): Remove V1_REG.
11033 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11034 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
11035 instead of V1_REGS.
11036 (mips_get_tp): New function.
11037 (mips_legitimize_tls_address): Use it.
11038 * config/mips/constraints.md (v): Delete.
11039 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11040 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11041 After reload, split into a move and ...
11042 (*tls_get_tp_<mode>_split): ...this new instruction.
11044 2008-07-09 David Daney <ddaney@avtrex.com>
11046 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11048 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11050 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11051 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11053 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11054 htab_delete should be called. Don't free c.
11055 (lookup_tmp_var): Create temp_htab lazily.
11056 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11057 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11059 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11060 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11061 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11062 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11063 * tree-sra.c (generate_element_init): Likewise.
11064 * tree-mudflap.c (execute_mudflap_function_ops,
11065 execute_mudflap_function_decls): Likewise.
11066 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11067 * tree-gimple.h (struct gimplify_ctx): New type.
11068 (push_gimplify_context): Adjust prototype.
11070 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11072 * tree-ssa-pre.c (phi_translate_1): Update placement of
11073 add_to_value calls.
11075 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11077 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11078 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11079 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11080 * targhooks.c (default_hard_regno_scratch_ok): New function.
11081 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11082 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11083 * recog.c: Include "target.h".
11084 (peep2_find_free_register): Add check for global regs. Add target
11086 * Makefile.in (recog.o): Depend on target.h.
11088 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11090 * config/sh/sh.c (sh_canonical_va_list_type): New.
11091 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11093 2008-07-09 Raksit Ashok <raksit@google.com>
11095 * doc/invoke.texi (Option Summary): Mention new option
11096 -Wdisallowed-function-list=...
11097 (Warning Options): Document -Wdisallowed-function-list=...
11098 * common.opt (Wdisallowed-function-list=): New flag.
11099 * flags.h (warn_disallowed_functions): External definition of new
11100 boolean warning flag.
11101 (warn_if_disallowed_function_p): Declare new function.
11102 * opts.c (warning_disallowed_functions): New static variable.
11103 (warn_disallowed_functions): New boolean warning flag.
11104 (warn_if_disallowed_function_p): New function.
11105 (add_comma_separated_to_vector): Rename
11106 add_instrument_functions_exclude_list to this.
11107 (common_handle_option): Handle new option. Rename calls to
11108 add_instrument_functions_exclude_list into calls to
11109 add_comma_separated_to_vector.
11110 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11111 based on flag warn_disallowed_functions.
11113 2008-07-09 Christian Bruel <christian.bruel@st.com>
11115 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11116 instead of get_attr_length.
11118 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11120 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11122 * genemit.c (gen_insn): Likewise.
11123 * gengtype.c (note_def_vec): Likewise.
11124 * gengtype.h (note_def_vec): Likewise.
11125 * genoutput.c (struct data, output_insn_data, process_template,
11126 gen_expand, gen_split, note_constraint): Likewise.
11127 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11128 make_insn_sequence): Likewise.
11129 * gensupport.c (record_insn_name): Likewise.
11131 2008-07-08 Doug Kwan <dougkwan@google.com>
11133 * config/arm/arm.opt (mandroid): New option.
11134 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11135 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11137 (CC1PLUS_SPEC): Same.
11139 (STARTFILE_SPEC): Same.
11140 (ENDFILE_SPEC): Same.
11141 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11144 2008-07-08 Raksit Ashok <raksit@google.com>
11146 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11147 (set_storage_via_setmem): Fix expected_align parameter.
11148 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11149 missing from the list.
11150 * doc/md.texi (movmem): Explicitly state that expected alignment is
11151 to be expressed in bytes.
11152 (setmem): Explicitly state that expected alignment is to be expressed
11155 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11157 * reload.c (find_reloads_subreg_address): Do not require validity
11158 of address in original mode before reloading address.
11160 2008-07-07 Tianwei Sheng <tianweis@google.com>
11162 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11163 bounds array access.
11165 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11167 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11169 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11171 Fix PR tree-optimization/23455
11172 Fix PR tree-optimization/35286
11173 Fix PR tree-optimization/35287
11174 * Makefile.in (OBJS-common): Remove tree-vn.o.
11175 (tree-vn.o): Remove.
11176 * dbgcnt.def: Add treepre_insert debug counter.
11177 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11178 (debug_value_expressions): Ditto.
11179 (print_value_expressions): Ditto.
11180 * tree-pretty-print.c (dump_generic_node): Updated for
11181 VALUE_HANDLE removal.
11182 * tree-ssa-dom.c (record_equality): Ditto.
11183 (cprop_operand): Ditto.
11184 (lookup_avail_expr): Ditto.
11185 * tree-ssa-threadedge.c
11186 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11187 (simplify_control_stmt_condition): Ditto.
11188 * tree.c (tree_code_size): Ditto.
11189 (tree_node_structure): Ditto.
11190 (iterative_hash_expr): Ditto.
11192 * tree.h (VALUE_HANDLE_ID): Ditto.
11193 (VALUE_HANDLE_EXPR_SET): Ditto.
11194 (struct tree_value_handle): Ditto.
11195 (union tree_node): Ditto.
11196 * treestruct.def: Ditto.
11197 * tree-vn.c: Removed.
11198 * tree-ssa-pre.c: Rewritten entirely.
11199 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11200 (constant_value_ids): Ditto.
11201 (vn_nary_op_t): Moved to header.
11203 (vn_reference_op_t): Ditto
11204 (vn_reference_t): Ditto.
11205 (next_value_id): New variable.
11206 (VN_INFO): Add an assert.
11207 (vn_constant_eq): New function.
11208 (vn_constant_hash): Ditto.
11209 (get_or_alloc_constant_value_id): Ditto.
11210 (value_id_constant_p): Ditto.
11211 (vn_reference_compute_hash): De-staticify.
11212 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11213 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11214 (valueize_refs): Update opcode if it changes from ssa name to constant.
11215 (vn_reference_lookup_1): Add new argument.
11216 (vn_reference_lookup): Ditto.
11217 (vn_reference_lookup_pieces): New function.
11218 (vn_reference_insert): Add return type. Modify to deal with value ids.
11219 (vn_reference_insert_pieces): New function.
11220 (vn_nary_op_compute_hash): De-staticify.
11221 (vn_nary_op_eq): Ditto.
11222 (vn_nary_op_lookup_pieces): New function.
11223 (vn_nary_op_lookup): Add new argument.
11224 (vn_nary_op_insert_pieces): New function.
11225 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11226 (vn_phi_insert): Ditto.
11227 (visit_unary_op): Update for callee changes.
11228 (visit_binary_op): Ditto.
11229 (visit_reference_op_load): Ditto.
11230 (visit_reference_op_store): Ditto.
11231 (init_scc_vn): Init next_value_id, constant_to_value_id and
11232 constant_value_ids.
11233 (free_scc_vn): Free them.
11234 (set_hashtable_value_ids): New function.
11235 (run_scc_vn): Use it.
11236 (get_max_value_id): New function.
11237 (get_next_value_id): Ditto.
11238 (expressions_equal_p): Moved from tree-vn.c
11239 (sort_vuses): Ditto.
11240 (sort_vuses_heap): Ditto.
11241 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11243 * tree.c (iterative_hash_hashval_t): Made non-static
11244 * tree.h (iterative_hash_hashval_t): Declare it.
11246 2008-07-08 Martin Jambor <mjambor@suse.cz>
11248 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11249 instead of ipa_create_node_params.
11250 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11251 ipa_check_create_edge_args, free them with
11252 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11254 * ipa-prop.c: Include flags.h and tree-inline.h.
11255 (ipa_node_params_vector): New variable.
11256 (ipa_edge_args_vector): New variable.
11257 (edge_removal_hook_holder): New variable.
11258 (node_removal_hook_holder): New variable.
11259 (edge_duplication_hook_holder): New variable.
11260 (node_duplication_hook_holder): New variable.
11261 (ipa_detect_param_modifications): Check for presence of modified flags.
11262 (ipa_compute_jump_functions): Check for presence of jump functions.
11263 (ipa_free_edge_args_substructures): New function.
11264 (ipa_create_node_params): Removed.
11265 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11266 (ipa_free_node_params_substructures): New function.
11267 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11269 (ipa_edge_removal_hook): New function.
11270 (ipa_node_removal_hook): New function.
11271 (duplicate_array): New function.
11272 (ipa_edge_duplication_hook): New function.
11273 (ipa_node_duplication_hook): New function.
11274 (ipa_register_cgraph_hooks): New function.
11275 (ipa_unregister_cgraph_hooks): New function.
11276 (free_all_ipa_structures_after_ipa_cp): New function.
11278 * ipa-prop.h: Include vec.h.
11279 (ipa_node_params_t): New typedef with vector types for it.
11280 (ipa_edge_args_t): New typedef with vector types for it.
11281 (IPA_NODE_REF): Changed to access an on-the-side vector.
11282 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11283 (ipa_check_create_node_params): New function.
11284 (ipa_check_create_edge_args): New function.
11286 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11289 2008-07-07 Tom Tromey <tromey@redhat.com>
11291 * configure, config.in: Rebuilt.
11292 * configure.ac: Don't check for scandir or alphasort.
11294 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11296 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11297 types immediately after creating them.
11299 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11301 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11303 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11305 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11306 dump_constraint_graph.
11307 (dump_constraint_edge): New function.
11308 (dump_constraint_graph): New function.
11309 (debug_constraint_graph): New function.
11310 (dump_constraint): Removed useless comparison.
11311 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11312 (dump_constraint_graph): Declare.
11313 (debug_constraint_graph): Declare.
11314 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11316 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11318 * config/i386/i386.c (is_va_list_char_pointer): New.
11319 (ix86_va_start): Replace compare with ms_va_list_type_node
11320 by is_va_list_char_pointer.
11321 (ix86_gimplify_va_arg): Likewise.
11323 2008-07-07 Martin Jambor <mjambor@suse.cz>
11325 * cgraph.c (cgraph_edge_max_uid): New variable.
11326 (struct cgraph_edge_hook_list): New type.
11327 (struct cgraph_node_hook_list): New type.
11328 (struct cgraph_2edge_hook_list): New type.
11329 (struct cgraph_2node_hook_list): New type.
11330 (first_cgraph_edge_removal_hook): New variable.
11331 (first_cgraph_node_removal_hook): New variable.
11332 (first_cgraph_edge_duplicated_hook): New variable.
11333 (first_cgraph_node_duplicated_hook): New variable.
11334 (cgraph_add_edge_removal_hook): New function.
11335 (cgraph_remove_edge_removal_hook): New function.
11336 (cgraph_call_edge_removal_hooks): New function.
11337 (cgraph_add_node_removal_hook): New function.
11338 (cgraph_remove_node_removal_hook): New function.
11339 (cgraph_call_node_removal_hooks): New function.
11340 (cgraph_add_edge_duplication_hook): New function.
11341 (cgraph_remove_edge_duplication_hook): New function.
11342 (cgraph_call_edge_duplication_hooks): New function.
11343 (cgraph_add_node_duplication_hook): New function.
11344 (cgraph_remove_node_duplication_hook): New function.
11345 (cgraph_call_node_duplication_hooks): New function.
11346 (cgraph_create_edge): Assign to edge uid.
11347 (cgraph_remove_edge): Call edge removal hooks.
11348 (cgraph_node_remove_callees): Call edge removal hooks.
11349 (cgraph_node_remove_callers): Call edge removal hooks.
11350 (cgraph_remove_node): Call node removal hooks.
11351 (cgraph_clone_edge): Call edge duplication hooks.
11352 (cgraph_clone_node): Call node duplication hooks.
11354 * cgraph.h (cgraph_edge): New field uid.
11355 (cgraph_edge_hook): New type.
11356 (cgraph_node_hook): New type.
11357 (cgraph_2edge_hook): New type.
11358 (cgraph_2node_hook): New type.
11360 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11362 * config.in: Regenerate.
11364 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11366 * gcc.c (print_sysroot): New.
11367 (option_map, display_help, process_command): Handle the
11368 -print-sysroot option.
11369 (main): Print the sysroot if requested.
11370 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11372 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11375 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11377 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11379 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11380 (assign_parm_setup_block_p): Also check mode of entry_parm.
11382 2008-07-07 Richard Guenther <rguenther@suse.de>
11384 * tree-ssa-structalias.h (set_used_smts): Remove.
11385 * tree-ssa-structalias.c (used_smts): Likewise.
11386 (set_used_smts): Likewise.
11387 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11388 call to set_used_smts.
11390 2008-07-07 Richard Guenther <rguenther@suse.de>
11392 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11393 (new_var_info): Set it to false.
11394 (solution_set_add): Correctly handle pointers outside a var and
11396 (type_safe): Treat variables with is_full_var properly.
11397 (do_sd_constraint): Likewise.
11398 (do_ds_constraint): Likewise.
11399 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11400 (get_constraint_for_ptr_offset): New function.
11401 (get_constraint_for_component_ref): For addresses at least include
11402 the last field of the variable. Handle is_full_vars properly.
11403 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11404 (handle_ptr_arith): Remove.
11405 (find_func_aliases): Simplify assignment handling.
11406 (create_function_info_for): For parameter and result varinfos set
11408 (create_variable_info_for): Set is_full_var flag whenever we
11409 just created a single varinfo for a decl.
11410 (init_alias_vars): Initialize use_field_sensitive from
11411 max-fields-for-field-sensitive parameter.
11413 2008-07-07 Richard Guenther <rguenther@suse.de>
11415 PR tree-optimization/36713
11416 * tree-flow-inline.h (is_call_used): New function.
11417 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11418 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11419 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11421 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11423 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11425 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11427 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11429 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11430 Nathan Sidwell <nathan@codesourcery.com>
11432 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11433 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11435 * config/m68k/t-linux: New.
11436 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11439 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11441 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11442 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11445 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11447 * gcc.c (execute): Fix -Wc++-compat warning.
11449 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11452 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11453 constant for little endian.
11455 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11457 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11458 mips_base_mips16 instead of TARGET_MIPS16.
11459 (mips_base_mips16): Declare.
11460 * config/mips/mips.c (mips_base_mips16): Make global.
11461 (was_mips16_p): Remove GTY marker.
11462 (was_mips16_pch_p): New variable.
11463 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11464 (mips_override_options): Force to non-MIPS16 mode initially.
11465 Do not complain about MIPS16 PIC incompatibilities here.
11466 Only allow -mgpopt if -mexplicit-relocs is in force for
11469 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
11471 * configure.ac: Check for caddr_t, define to char * if not defined.
11472 * configure: Regenerate.
11473 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
11474 (mmap_gt_pch_use_address): Likewise.
11475 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
11477 2008-07-06 Richard Guenther <rguenther@suse.de>
11479 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
11480 (new_var_info): Deal with it.
11481 (solution_set_add): Likewise.
11482 (bitpos_of_field): Make signed, fix.
11483 (struct fieldoff): Remove type and decl fields. Make size field
11484 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
11486 (fieldoff_compare): Deal with it.
11487 (push_fields_onto_fieldstack): Remove has_union argument, glob
11488 adjacent non-pointer fields together.
11489 (create_function_info_for): Do not set has_union.
11490 (create_variable_info_for): Simplify.
11492 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
11494 * config.gcc (extra_headers): Add cross-stdarg.h for target
11495 x86_64-*-* and i?86-*-*.
11496 * config/i386/cross-stdarg.h: New.
11497 * builtins.c (std_fn_abi_va_list): New.
11498 (std_canonical_va_list_type): New.
11499 (stabilize_va_list): Replace va_list_type_node use by
11500 mtarget.canonical_va_list_type.
11501 (gimplify_va_arg_expr): Likewise.
11502 (expand_builtin_va_copy): Replace va_list_type_node use by
11503 mtarget.fn_abi_va_list.
11504 * tree-sra.c (is_va_list_type): New helper.
11505 (decl_can_be_decomposed_p): Replace
11506 va_list_type_node use by is_va_list_type.
11507 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
11508 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11509 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
11510 * config/i386/i386-protos.h (ix86_get_valist_type): New.
11511 (ix86_enum_va_list): New.
11512 * config/i386/i386.c (sysv_va_list_type_node): New.
11513 (ms_va_list_type_node): New.
11514 (ix86_function_type_abi): Remove sorry.
11515 (ix86_build_builtin_va_list_abi): New.
11516 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
11517 for 64-bit targets.
11518 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
11519 (ix86_init_builtins_va_builtins_abi): New.
11520 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
11521 for 64-bit targets.
11522 (ix86_handle_abi_attribute): New.
11523 (attribute_spec): Add sysv_abi and ms_abi.
11524 (ix86_fn_abi_va_list): New.
11525 (ix86_canonical_va_list_type): New.
11526 (ix86_enum_va_list): New.
11527 (TARGET_FN_ABI_VA_LIST): New.
11528 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11529 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
11530 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
11531 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11532 (TARGET_ENUM_VA_LIST): New.
11533 * expr.h (std_fn_abi_va_list): New.
11534 (std_canonical_va_list_type): New.
11535 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
11536 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11537 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
11538 TARGET_CANONICAL_VA_LIST_TYPE.
11539 * target.h (struct gcc_target): Add fn_abi_va_list hook
11540 and canonical_va_list_type hook.
11542 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11544 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
11545 integral and pointer types.
11547 2008-07-04 Roger Sayle <roger@eyesopen.com>
11549 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
11550 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
11552 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
11555 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
11557 2008-07-04 Jakub Jelinek <jakub@redhat.com>
11559 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
11560 build_gimple_modify_stmt.
11561 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
11562 gimple operand. Use fold_build* instead of build*.
11564 2008-07-04 Richard Guenther <rguenther@suse.de>
11566 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
11567 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
11568 properly to compute the reachability set if we do field-sensitive PTA.
11569 * invoke.texi (max-fields-for-field-sensitive): Document default.
11570 * opts.c (decode_options): Set max-fields-for-field-sensitive to
11571 100 for optimize >= 2.
11573 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11575 * ggc-zone.c (lookup_page_table_if_allocated,
11576 set_page_table_entry, zone_find_object_size, alloc_small_page,
11577 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
11578 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
11579 -Wc++-compat and/or -Wcast-qual warnings.
11581 2008-07-04 Alan Modra <amodra@bigpond.net.au>
11584 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
11585 pic_offset_table_rtx to be marked as used here.
11586 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
11587 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
11588 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
11589 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
11590 !TARGET_SECURE_PLT.
11592 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11594 * alloc-pool.c (hash_descriptor, eq_descriptor,
11595 alloc_pool_descriptor): Fix -Wc++-compat warnings.
11596 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
11598 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
11599 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
11600 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
11601 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
11604 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
11606 * tree-flow.h (loop_only_exit_p): Declare.
11607 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
11608 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
11609 the number of iterations if it is constant. Otherwise, if this is the
11610 only possible exit of the loop, use the conservative estimate on the
11611 number of iterations of the entire loop if available.
11613 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
11615 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
11616 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
11617 Add synchronization functions.
11618 * config/sync.c: New file.
11619 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
11620 (LIBGCC_SYNC_CFLAGS): Likewise.
11622 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
11625 * config/i386/i386.md (mode): Add TF to "mode" attribute.
11626 (*pushtf_sse): New insn pattern.
11627 (pushtf splitters): New splitters.
11629 2008-07-03 Michael Meissner <gnu@the-meissners.org>
11631 PR middle-end/35736
11632 * predict.c (build_predict_expr): Use void_type_node for the tree
11633 type, instead of NULL_TREE.
11635 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
11637 * config/i386/i386.c (contains_aligned_value_p): Return true
11639 (ix86_data_alignment): Align TCmode to 128bits.
11640 (ix86_local_alignment): Likewise.
11642 2008-07-03 Andrew Haley <aph@redhat.com>
11645 * vec.h (VEC_TA): New.
11646 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
11647 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
11648 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
11649 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
11650 (C_COMMON_FIXED_TYPES): Remove first arg.
11651 (C_COMMON_FIXED_MODE_TYPES): Likewise.
11652 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
11653 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
11654 not to use empty macro arguments.
11656 2008-07-02 Joseph Myers <joseph@codesourcery.com>
11658 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
11659 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
11660 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
11661 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
11662 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
11663 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
11664 config/ia64/crtn.asm, config/m68hc11/larith.asm,
11665 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
11666 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
11667 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
11668 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
11669 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
11670 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
11671 config/rs6000/e500crtres64gpr.asm,
11672 config/rs6000/e500crtres64gprctr.asm,
11673 config/rs6000/e500crtrest32gpr.asm,
11674 config/rs6000/e500crtrest64gpr.asm,
11675 config/rs6000/e500crtresx32gpr.asm,
11676 config/rs6000/e500crtresx64gpr.asm,
11677 config/rs6000/e500crtsav32gpr.asm,
11678 config/rs6000/e500crtsav64gpr.asm,
11679 config/rs6000/e500crtsav64gprctr.asm,
11680 config/rs6000/e500crtsavg32gpr.asm,
11681 config/rs6000/e500crtsavg64gpr.asm,
11682 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
11683 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
11684 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
11685 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
11686 config/sparc/sol2-cn.asm: Remove .file directives.
11688 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
11690 * resource.c (mark_referenced_resources): Look inside
11691 UNSPEC_VOLATILEs and ASM_INPUTs.
11693 2008-07-02 Ian Lance Taylor <iant@google.com>
11695 * rtlanal.c (add_reg_note): New function.
11696 * rtl.h (add_reg_note): Declare.
11697 * auto-inc-dec.c (attempt_change): Use add_reg_note.
11698 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
11699 * builtins.c (expand_builtin_longjmp): Likewise.
11700 (expand_builtin_nonlocal_goto): Likewise.
11701 * calls.c (emit_call_1, expand_call): Likewise.
11702 * cfgexpand.c (add_reg_br_prob_note): Likewise.
11703 * cfglayout.c (fixup_reorder_chain): Likewise.
11704 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
11705 (commit_one_edge_insertion): Likewise.
11706 * combine.c (move_deaths, distribute_notes): Likewise.
11707 * df-problems.c (df_set_note): Likewise.
11708 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
11709 (set_unique_reg_note): Likewise.
11710 (emit_copy_of_insn_after): Likewise.
11711 * expr.c (expand_expr_real): Likewise.
11712 * gcse.c (add_label_notes): Likewise.
11713 * haifa-sched.c (create_check_block_twin): Likewise.
11714 * jump.c (mark_jump_label_1): Likewise.
11715 * loop-doloop.c (add_test, doloop_modify): Likewise.
11716 * loop-unswitch.c (compare_and_jump_seq): Likewise.
11717 * lower-subreg.c (move_eh_region_note): Likewise.
11718 * optabs.c (emit_libcall_block): Likewise.
11719 * predict.c (predict_insn): Likewise.
11720 (combine_predictions_for_insn): Likewise.
11721 * recog.c (peephole2_optimize): Likewise.
11722 * regmove.c (try_auto_increment): Likewise.
11723 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
11724 * reload.c (find_reloads): Likewise.
11725 * reload1.c (fixup_eh_region_note): Likewise.
11726 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
11727 * reorg.c (delete_prior_computation): Likewise.
11728 (delete_computation, dbr_schedule): Likewise.
11729 * config/pa/pa.c (legitimize_pic_address): Likewise.
11730 * config/sh/sh.c (sh_reorg): Likewise.
11732 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11735 * config/libgcc-glibc.ver: Add %exclude.
11736 * config/m32r/libgcc-glibc.ver: Likwise.
11737 * config/s390/libgcc-glibc.ver: Likwise.
11738 * config/sh/libgcc-glibc.ver: Likwise.
11739 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
11741 * config/i386/libgcc-glibc.ver: New.
11743 * config/i386/libgcc-x86_64-glibc.ver: Removed.
11745 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11747 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
11748 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
11749 i[34567]86-*-linux*, x86_64-*-linux*. Add
11750 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
11751 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
11752 x86_64-*-linux*. Add i386/t-linux to tmake_file for
11753 i[34567]86-*-linux*, x86_64-*-linux*.
11755 * libgcc-std.ver: Add empty GCC_4.4.0.
11757 * mkmap-symver.awk: Support multiple versions per symbol.
11759 * config/i386/i386.c (ix86_init_builtins): Always define
11760 __builtin_fabsq and __builtin_copysignq with fallbacks.
11761 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
11762 and __builtin_copysignq if SSE2 isn't available.
11764 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
11765 (LIBGCC2_TF_CEXT): Likwise.
11766 (TF_SIZE): Likwise.
11768 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
11770 * config/i386/sfp-machine.h: Moved to libgcc.
11772 * config/i386/sfp-machine.h: New.
11773 * config/i386/t-linux: Likwise.
11775 * config/i386/t-darwin: Remove softfp_wrap_start and
11777 * config/i386/t-darwin64: Likewise.
11779 * config/i386/t-fprules-softfp64: Renamed to ...
11780 * config/i386/t-fprules-softfp: This.
11782 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
11783 and softfp_wrap_end.
11785 2008-07-02 Jason Merrill <jason@redhat.com>
11787 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
11789 * tree.c (ctor_to_list): New fn.
11790 * tree.h: Declare it.
11791 (CONSTRUCTOR_ELT): New macro.
11792 (CONSTRUCTOR_NELTS): New macro.
11794 2008-07-02 Richard Guenther <rguenther@suse.de>
11796 * tree-ssa-structalias.c (struct variable_info): Reorder
11797 to fill padding on 64bit hosts. Make collapsed_to an int.
11798 (get_varinfo_fc): Deal with that.
11799 (new_var_info): Likewise.
11800 (collapse_rest_of_var): Likewise.
11802 2008-07-02 Joshua Sumali <jsumali@redhat.com>
11804 * doc/install.texi (--enable-java-home): Document.
11805 (--enable-aot-compile-rpm): Likewise.
11806 (--with-arch-directory): Likewise.
11807 (--with-os-directory): Likewise.
11808 (--with-origin-name): Likewise.
11809 (--with-arch-suffix): Likewise.
11810 (--with-jvm-root-dir): Likewise.
11811 (--with-jvm-jar-dir): Likewise.
11812 (--with-python-dir): Likewise.
11814 2008-07-02 Richard Guenther <rguenther@suse.de>
11816 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
11817 from decls explicitly. Merge operand checking from tuples.
11819 2008-07-02 Martin Jambor <mjambor@suse.cz>
11821 * tree-switch-conversion.c: Included timevar.h which I forgot before.
11823 2008-07-02 Martin Jambor <mjambor@suse.cz>
11825 * tree-switch-conversion.c: Included timevar.h
11826 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
11828 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
11830 2008-07-02 Martin Jambor <mjambor@suse.cz>
11832 * tree-switch-conversion.c: Corrected various comments and
11834 (build_constructors): Fixed minor formatting mistakes.
11836 * invoke.texi (Optimize Options): Corrected the
11837 switch-conversion-max-branch-ratio parameter.
11839 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
11841 * final.c (asm_insn_count): Return zero for an empty asm body.
11843 2008-07-02 Richard Guenther <rguenther@suse.de>
11845 * bitmap.h (bitmap_set_bit): Return bool.
11846 (bitmap_clear_bit): Likewise.
11847 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
11848 write to the bitmap if it would.
11849 (bitmap_clear_bit): Likewise.
11850 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
11851 bitmap_set_bit return value.
11852 (add_pred_graph_edge): Likewise.
11853 (add_graph_edge): Likewise.
11854 (do_sd_constraint): Likewise.
11855 (do_ds_constraint): Likewise.
11857 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11859 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
11860 Fix -Wc++-compat and/or -Wcast-qual warnings.
11861 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
11862 gen_regparm_prefix): Likewise.
11863 * vmsdbgout.c (write_modbeg, lookup_filename,
11864 vmsdbgout_source_line, vmsdbgout_init): Likewise.
11866 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
11868 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
11869 defaults.h definition apply.
11871 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11873 * function.c (assign_parm_remove_parallels): New.
11874 (assign_parm_setup_block_p): Do not return true for non-BLKmode
11876 (assign_parm_setup_block): Do not handle them.
11877 (assign_parm_setup_reg, assign_parm_setup_stack): Call
11878 assign_parm_remove_parallels.
11880 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11882 * c-typeck.c (convert_for_assignment): Use
11883 vector_targets_convertible_p.
11884 * c-common.c (vector_targets_convertible_p): New.
11885 * c-common.h (vector_targets_convertible_p): New prototype.
11886 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
11887 opaque_p_V2SI_type_node.
11889 2008-07-01 Steve Ellcey <sje@cup.hp.com>
11891 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
11894 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
11896 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
11897 TFmode constants via two element DImode vector for hosts with
11898 HOST_BITS_PER_WIDE_INT < 64.
11899 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
11900 also for HOST_BITS_PER_WIDE_INT < 64.
11902 2008-07-01 Richard Guenther <rguenther@suse.de>
11904 PR tree-optimization/36666
11905 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
11906 (get_constraint_exp_from_ssa_var): Split into ...
11907 (get_constraint_exp_for_temp): ... this ...
11908 (get_constraint_for_ssa_var): ... and that.
11909 Return constraint expressions for all touched sub-fields
11910 if the results address is not taken.
11911 (process_constraint): Remove assertion that aggregate
11912 assignments do not happen at this place.
11913 (get_constraint_for_component_ref): Add address_p argument.
11914 Return constraint expressions for all touched sub-fields
11915 if the results address is not taken.
11916 (do_deref): Use get_constraint_exp_for_temp.
11917 (get_constraint_for_1): Rename from ...
11918 (get_constraint_for): ... this. Add the old function as wrapper.
11919 (do_structure_copy): Use get_constraint_for_1.
11921 2008-07-01 Martin Jambor <mjambor@suse.cz>
11923 * Makefile.in (tree-switch-conversion.o): Add.
11924 (OBJS-common): Add tree-swtch-conversion.o.
11925 * passes.c (init_optimization_passes): Add pass_convert_switch.
11926 * tree-pass.h: (pass_convert_switch): Add.
11927 * tree-switch-conversion.c: New file.
11928 * gcc.dg/tree-ssa/cswtch.c: New testcase.
11929 * common.opt (ftree-cswtch): New option.
11930 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11931 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11932 * opts.c (decode_options): Set flag_tree_switch_conversion when
11933 optimization level is >= 2.
11934 * doc/invoke.texi (Optimize Options): Added description of
11935 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
11937 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11939 * config/darwin-driver.c (darwin_default_min_version): Fix
11940 -Wc++-compat warnings.
11942 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
11944 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
11947 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11949 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
11951 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11953 PR rtl-optimization/34744
11954 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
11955 (df_scan_free_internal): Free data structures not
11956 allocated in storage pools.
11957 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
11958 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
11959 df_scan_free_mws_vec.
11960 * dse.c (dse_step6): Free offset_map_p and offset_map_n
11963 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
11965 * config/i386/i386.c (contains_aligned_value_p): Return true
11967 (ix86_function_arg_boundary): Return its natural boundary
11969 (return_in_memory_32): Don't check TDmode.
11970 (ix86_split_to_parts): Support splitting into 4 parts and
11971 support TFmode for 32bit target.
11972 (ix86_split_long_move): Support splitting into 4 parts.
11973 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
11975 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
11976 (ix86_init_builtins): Here.
11977 (ix86_scalar_mode_supported_p): Always return true for TFmode.
11978 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
11979 'q' and 'w', respectively.
11981 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
11983 (movtf_internal): Likewise.
11984 (<code>tf2): Likewise.
11985 (*absnegtf2_sse): Likewise.
11986 (copysign<mode>3): Likewise.
11987 (copysign<mode>3_const): Likewise.
11988 (copysign<mode>3_var): Likewise.
11989 (define_split UNSPEC_COPYSIGN): Likewise.
11990 * config/i386/sse.md (*nandtf3): Likewise.
11991 (<code>tf3): Likewise.
11992 (*<code>tf3): Likewise.
11994 2008-06-30 Joey Ye <joey.ye@intel.com>
11995 H.J. Lu <hongjiu.lu@intel.com>
11997 * global.c (compute_regsets): Set frame_pointer_needed here.
11998 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
12000 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12002 * doc/install.texi (specific): Expand Windows build notes.
12004 2008-06-30 Ira Rosen <irar@il.ibm.com>
12006 PR tree-optimization/36648
12007 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
12008 number of prolog iterations by step. Fix the comment.
12010 2008-06-30 Richard Guenther <rguenther@suse.de>
12012 PR middle-end/36671
12013 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
12014 handle calls from ECF_MALLOC functions.
12015 (handle_pure_call): ECF_MALLOC functions do not return
12017 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
12019 2008-06-29 Andreas Schwab <schwab@suse.de>
12021 * config/m68k/m68k.c (print_operand): Always print a float
12023 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
12024 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
12027 * config/rs6000/x-linux64: Remove never used file.
12029 2008-06-29 Richard Guenther <rguenther@suse.de>
12031 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
12033 (struct alias_info): Move ...
12034 * tree-ssa-alias.c: ... here.
12035 (update_alias_info): Declare.
12036 (compute_may_aliases): Call it.
12037 (update_alias_info): New function.
12038 * tree-ssa-structalias.c (update_alias_info): Move ...
12039 * tree-ssa-alias.c (update_alias_info_1): ... here.
12040 * tree-ssa-structalias.c (process_constraint_1): Remove
12041 unused from_call argument. Rename to ...
12042 (process_constraint): ... this. Delete old wrapper.
12043 (make_constraint_to): Adjust callers.
12044 (handle_const_call): Likewise.
12045 (handle_pure_call): Likewise.
12046 (init_base_vars): Likewise.
12047 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12048 (find_func_aliases): We don't need structure copies for
12050 (make_constraint_from_anything): Remove.
12051 (create_variable_info_for): For globals make constraints
12052 from escaped, not from anything.
12053 (compute_points_to_sets): Do not call update_alias_info.
12054 (ipa_pta_execute): Use make_constraint_from.
12056 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12058 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12059 (bitmap.o-warn, dominance.o-warn): New.
12060 * configure.ac (cxx_compat_warn): Delete.
12061 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12062 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12064 * configure: Regenerate.
12066 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12069 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12071 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12072 * df-scan.c (df_notes_rescan): Likewise.
12073 * ggc-page.c (set_page_table_entry): Likewise.
12074 * intl.c (gcc_gettext_width): Likewise.
12075 * varasm.c (get_unnamed_section, get_noswitch_section,
12076 get_section): Likewise.
12078 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12080 * regrename.c (build_def_use): Don't copy RTX.
12082 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12084 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12085 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12086 punctuation. Use @ref instead of @xref.
12087 (Function Names): Remove stray @display/@end display.
12088 (C++ Attributes): Use @ref instead of @xref.
12089 (Deprecated Features): Fix punctuation around @xref.
12090 (Backwards Compatibility): Likewise.
12091 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12093 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12095 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12096 constants for E500 double.
12098 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12100 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12101 element type of const_vector.
12103 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12105 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12106 Remove FLAGS_REG clobber from expander pattern.
12107 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12108 (anddi3, andsi3, andhi3, andqi3): Ditto.
12109 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12110 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12111 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12112 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12113 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12114 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12115 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12116 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12118 2008-06-28 Richard Guenther <rguenther@suse.de>
12120 * tree-ssa-structalias.c (callused_id, var_callused,
12121 callused_tree): Add.
12122 (handle_pure_call): New function.
12123 (find_func_aliases): Call it.
12124 (find_what_p_points_to): Handle the call-used set.
12125 (clobber_what_escaped): Likewise.
12126 (compute_call_used_vars): New function.
12127 (init_base_vars): Init the call-used variable.
12128 (do_sd_constraint): Do not propagate the solution from CALLUSED
12129 but use CALLUSED as a placeholder.
12130 (solve_graph): Likewise.
12131 * tree-flow-inline.h (gimple_call_used_vars): New function.
12132 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12133 (compute_call_used_vars): Declare.
12134 * tree-ssa-alias.c (set_initial_properties): Call
12135 compute_call_used_vars.
12136 (reset_alias_info): Clear call-used variables.
12137 (add_call_clobber_ops): Assert we are not called for const/pure
12138 functions. Remove handling of them.
12139 (add_call_read_ops): Handle pure functions by adding the
12140 call-used set of variables as VUSEs.
12141 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12142 (delete_tree_ssa): Free it.
12143 * tree-dfa.c (remove_referenced_var): Clear the var from the
12146 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12148 * tree.c (build_varargs_function_type_list): New.
12149 (build_function_type_list_1): New.
12150 (build_function_type_list): Use build_function_type_list_1.
12151 * tree.h (build_varargs_function_type_list): New.
12153 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12156 * config/spu/spu.c (spu_builtin_splats): Do not generate
12157 invalid CONST_VECTOR expressions.
12158 (spu_expand_vector_init): Likewise.
12160 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12162 * optabs.c (libfunc_decls): New variable.
12163 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12164 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12165 for the same function twice.
12167 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12169 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12170 ix86_expand_binary_operator directly.
12171 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12173 (*ashrti3_1): Ditto.
12174 (*lshrti3_1): Ditto.
12175 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12176 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12177 using only one splitter. Conditionaly execute splitter before or
12178 after peephole2 pass.
12179 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12180 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12181 Use only one alternative in asm template.
12182 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12184 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12185 "J" operand constraint for operand 2.
12186 (*ashldi3_cconly_rex64): Ditto.
12187 (*ashrdi3_cmp_rex64): Ditto.
12188 (*ashrdi3_cconly_rex64): Ditto.
12189 (*lshrdi3_cmp_rex64): Ditto.
12190 (*lshrdi3_cconly_rex64): Ditto.
12191 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12192 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12193 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12196 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12198 * gimplify.c (omp_is_private): Don't return true if decl is not
12199 already private on #pragma omp for or #pragma omp parallel for.
12202 * tree-cfg.c (struct move_stmt_d): Replace block field with
12203 orig_block and new_block fields.
12204 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12205 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12206 (move_block_to_fn): Replace vars_map and new_label_map arguments
12207 with struct move_stmt_d pointer.
12208 (replace_block_vars_by_duplicates): New function.
12209 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12210 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12211 all subblocks of ORIG_BLOCK to the new function. Call
12212 replace_block_vars_by_duplicates.
12213 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12214 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12215 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12216 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12217 (expand_omp): Temporarily set input_location to the location of
12218 region's controlling stmt.
12219 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12220 BIND_EXPR, push ctx->block_vars and gimplification vars into
12221 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12222 into dest function.
12223 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12224 there are any BLOCK_VARS.
12225 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12226 OMP_PARALLEL or OMP_TASK stmt.
12227 (lower_omp): Save and restore input_location around the lower_omp_1
12230 2008-06-27 Richard Guenther <rguenther@suse.de>
12232 PR tree-optimization/36400
12233 PR tree-optimization/36373
12234 PR tree-optimization/36344
12235 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12236 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12237 (update_alias_info): Remove call clobbering code.
12238 (make_constraint_to): New helper function.
12239 (make_escape_constraint): Likewise.
12240 (handle_rhs_call): Use it on all pointer containing arguments.
12241 Also mark the static chain escaped.
12242 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12243 instead of ANYTHING.
12244 (make_constraint_from): New helper split out from ...
12245 (make_constraint_from_anything): ... here.
12246 (find_func_aliases): Add constraints for escape sites.
12247 (intra_create_variable_infos): Make constraints from NONLOCAL
12249 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12251 (clobber_what_p_points_to): Remove.
12252 (clobber_what_escaped): New function.
12253 (init_base_vars): Init NONLOCAL and ESCAPED.
12254 (do_sd_constraint): Do not propagate the solution from ESCAPED
12255 but use ESCAPED as a placeholder.
12256 (solve_graph): Likewise.
12257 * tree-flow.h (clobber_what_p_points_to): Remove.
12258 (clobber_what_escaped): Declare.
12259 * tree-ssa-alias.c (set_initial_properties): Call it.
12260 Remove code clobbering escaped pointers.
12262 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12264 * function.c (allocate_struct_function): Only allocate a unique
12265 funcdef_no if the decl is nonzero.
12267 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12269 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12270 * config/mips/mips.c (mips_split_const_insns): New function.
12271 * config/mips/mips.md (move_type): New attribute.
12272 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12273 (dword_mode): New attribute.
12274 (type): Avoid long line. Map "move_type"s to "type"s,
12275 choosing "multi" for doubleword moves if appropriate.
12276 Swap MTC/MFC comments to match their declaration order.
12277 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12278 "type" is "branch" or "jal" is "direct".
12279 (length): Handle "extended_mips16" first. Make the default
12280 "0" for "ghost" instructions. Set the length from "move_type".
12281 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12282 of "type", with "sll0" for the register alternative. Remove the
12283 "extended_mips16" attribute.
12284 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12285 of "type", with "shift_shift" for the register alternative.
12286 Remove the "length" attribute.
12287 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12288 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12289 of "type", with "andi" for the register alternative.
12290 (*zero_extendqihi2): Likewise.
12291 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12292 of "andi" instead of a "type" of "arith".
12293 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12295 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12296 (mov_<store>r, *mov<mode>_ra): Likewise.
12297 (extendsidi2): Use "move_type" instead of "type", with "move"
12298 for the register alternative.
12299 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12300 of "type", with "signext" for the register alternative.
12301 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12302 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12303 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12304 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12305 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12306 (unnamed branch insn): Likewise.
12307 (*movdi_gp32_fp64): Fold into...
12308 (*movdi_32bit): ...here.
12309 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12310 (*movdf_hardfloat): ...this new pattern.
12311 (*movdf_softfloat): Remove redundant FPR alternatives.
12312 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12313 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12314 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12315 the "move" attribute.
12316 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12317 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12318 and "store" for COP loads and stores.
12319 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12320 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12321 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12322 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12323 (*movtf_mips16, *movv2sf): Likewise.
12324 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12325 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12326 (mfhc1<mode>): Use "move_type" instead of "move".
12327 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12328 (loadgp_blockage): Remove the "length" attribute.
12329 (blockage, set_got_version, update_got_version): Likewise.
12330 (call_internal): Remove the "extended_mips16" attribute.
12331 (call_value_internal, call_value_multiple_internal): Likewise.
12332 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12334 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12335 the "length" attribute.
12337 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12339 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12340 -Wcast-qual warnings.
12341 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12342 handle_pragma_pop_macro): Likewise.
12343 * collect2.c (resolve_lib_name): Likewise.
12344 * config/arc/arc.c (arc_init): Likewise.
12345 * config/arm/arm.c (neon_builtin_compare,
12346 locate_neon_builtin_icode): Likewise.
12347 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12348 * config/bfin/bfin.c (bfin_init_machine_status,
12349 bfin_optimize_loop): Likewise.
12350 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12351 * config/cris/cris.c (cris_init_expanders): Likewise.
12352 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12353 * config/darwin.c (machopic_indirection_eq,
12354 machopic_indirection_name, machopic_output_indirection): Likewise.
12355 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12356 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12357 frv_optimize_membar): Likewise.
12358 * config/i386/cygwin.h (mingw_scan,
12359 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12360 * config/i386/cygwin1.c (mingw_scan): Likewise.
12361 * config/i386/i386.c (machopic_output_stub): Likewise.
12362 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12363 i386_pe_unique_section): Likewise.
12364 * config/ia64/ia64.c (ia64_init_machine_status,
12365 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12367 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12368 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12369 * config/m68k/m68k.c (m68k_handle_option,
12370 m68k_sched_md_init_global): Likewise.
12371 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12372 mcore_unique_section): Likewise.
12373 * config/mips/mips.c (mips_block_move_straight,
12374 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12376 * config/mmix/mmix.c (mmix_init_machine_status,
12377 mmix_encode_section_info): Likewise.
12378 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12379 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12380 print_operand_address, output_toc, redefine_groups,
12381 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12382 * config/s390/s390.c (s390_init_machine_status): Likewise.
12383 * config/score/score.c (score_block_move_straight,
12384 score_block_move_loop_body): Likewise.
12385 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12386 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12387 * emit-rtl.c (find_auto_inc): Likewise.
12388 * gcc.c (translate_options, process_command): Likewise.
12389 * reorg.c (dbr_schedule): Likewise.
12390 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12391 * xcoffout.c (xcoffout_declare_function): Likewise.
12393 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12395 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12396 ipa-pta working again.
12398 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12400 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12403 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12405 * config.gcc (powerpc*-*-*): Add new core e500mc.
12406 * config/rs6000/e500mc.md: New file.
12407 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12409 (rs6000_override_options): Add e500mc case to
12410 processor_target_table. Altivec and Spe options not allowed
12411 with e500mc. Add isel instruction to e500mc by
12412 default. Initialize rs6000_cost for e500mc.
12413 (rs6000_issue_rate): Set issue rate for e500mc.
12414 * config/rs6000/rs6000.h (processor_type): Add
12415 PROCESSOR_PPCE500MC.
12416 (ASM_CPU_SPEC): Add e500mc.
12417 Set TARGET_ISEL to rs6000_isel.
12418 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12419 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12420 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12422 * doc/invoke.texi: Add e500mc to list of cpus.
12424 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12427 * c-lex.c (lex_charconst): Initialize unsignedp.
12429 2008-06-27 Olivier Hainque <hainque@adacore.com>
12431 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12432 documented assumptions.
12434 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12436 * dwarf2out.c: Remove trailing white spaces. Break long line
12439 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12441 * libfuncs.h (LTI_synchronize): New libfunc_index.
12442 (synchronize_libfunc): Declare.
12443 * builtins.c (expand_builtin_synchronize): Consider using
12444 synchronize_libfunc before falling back on an asm blockage.
12445 * config/mips/mips.c: Include libfuncs.h
12446 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12448 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12450 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12451 parameter. Copy stack_reg to r11 where appropriate.
12452 (no_global_regs_above): Add gpr parameter.
12453 (rs6000_stack_info): Only add padding for SPE save area if we
12454 are saving SPE GPRs and CR.
12455 (saveres_routine_syms): New variable.
12456 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12458 (rs6000_savres_routine_sym): New function.
12459 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12461 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12462 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12463 Tweak FPR out-of-line saving.
12464 (rs6000_make_savres_rtx): New function.
12465 (rs6000_use_multiple_p): New function.
12466 (rs6000_savres_strategy): New function.
12467 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
12468 out-of-line if appropriate.
12469 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
12470 if we are optimizing for size.
12471 (GP_SAVE_INLINE): Define.
12472 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
12473 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
12474 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
12475 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
12476 (*save_fpregs_<mode>): Add use of r11.
12477 (*restore_gpregs_<mode>): New insn.
12478 (*return_and_restore_gpregs_<mode>): New insn.
12479 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
12481 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
12482 (*restore_gpregs_spe): New insn.
12483 (*return_and_restore_gpregs_spe): New insn.
12484 * config/rs6000/predicates.md (save_world_operation): Fix check.
12486 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12488 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
12489 this point, so assert that.
12491 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12493 * cfganal.c: Include vec.h and vecprim.h.
12494 (compute_idf): Import from...
12495 * tree-into-ssa (compute_idf): ...here.
12496 * basic-block.h (compute_idf): Export.
12498 2008-06-26 Joseph Myers <joseph@codesourcery.com>
12500 * c-decl.c (merge_decls): Use !current_function_decl to check for
12501 extern declaration of C99 inline function being at file scope.
12503 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
12505 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
12507 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12509 * alias.c (record_alias_subset, init_alias_analysis): Fix
12510 -Wc++-compat and/or -Wcast-qual warnings.
12511 * attribs.c (lookup_attribute_spec): Likewise.
12512 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
12513 copy_bb, connect_traces,
12514 find_rarely_executed_basic_blocks_and_cr): Likewise.
12515 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
12516 note_btr_set, migrate_btr_defs): Likewise.
12517 * builtins.c (result_vector, expand_builtin_memcpy,
12518 expand_builtin_mempcpy_args, expand_builtin_strncpy,
12519 builtin_memset_read_str, expand_builtin_printf,
12520 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
12522 * caller-save.c (mark_set_regs): Likewise.
12523 * calls.c (expand_call, emit_library_call_value_1): Likewise.
12524 * cgraph.c (cgraph_edge): Likewise.
12525 * combine.c (likely_spilled_retval_1): Likewise.
12526 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
12527 htab_counts_entry_del, get_coverage_counts): Likewise.
12528 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
12529 new_cselib_val): Likewise.
12530 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
12531 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
12533 * df-core.c (df_compact_blocks): Likewise.
12534 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
12535 * df-scan.c (df_grow_reg_info, df_ref_create,
12536 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
12537 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
12538 df_record_entry_block_defs, df_record_exit_block_uses,
12539 df_bb_verify): Likewise.
12540 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
12541 DF_REF_EXTRACT_MODE_CONST): New.
12542 * dominance.c (get_immediate_dominator, get_dominated_by,
12543 nearest_common_dominator, root_of_dom_tree,
12544 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
12545 -Wc++-compat and/or -Wcast-qual warnings.
12546 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
12547 record_store, replace_read, check_mem_read_rtx, scan_insn,
12548 dse_step1, dse_record_singleton_alias_set): Likewise.
12549 * dwarf2asm.c (dw2_force_const_mem): Likewise.
12551 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12553 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
12554 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
12555 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
12556 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
12557 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
12558 add_ranges_num, add_ranges_by_labels, file_info_cmp,
12559 file_name_acquire, output_file_names, add_const_value_attribute,
12560 premark_used_types_helper, file_table_eq, file_table_hash,
12561 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
12562 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
12563 -Wcast-qual warnings.
12564 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
12565 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
12566 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
12567 gen_reg_rtx, start_sequence, init_emit): Likewise.
12568 * et-forest.c (et_new_occ, et_new_tree): Likewise.
12569 * except.c (init_eh_for_function, gen_eh_region,
12570 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
12571 arh_to_landing_pad, arh_to_label, add_action_record,
12572 add_call_site, switch_to_exception_section): Likewise.
12573 * expmed.c (synth_mult): Likewise.
12574 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
12575 store_expr): Likewise.
12576 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
12578 * function.c (assign_stack_temp_for_type,
12579 allocate_struct_function, match_asm_constraints_1): Likewise.
12580 * gcov-io.c (gcov_allocate): Likewise.
12581 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
12582 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
12583 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
12584 record_one_set, insert_expr_in_table, insert_set_in_table,
12585 dump_hash_table, compute_hash_table_work, alloc_hash_table,
12586 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
12587 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
12588 -Wcast-qual warnings.
12590 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12592 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
12593 -Wcast-qual warnings.
12594 * gcc.c (process_command): Likewise.
12595 * genattrtab.c (oballoc): Use XOBNEW.
12596 (oballocvec): Define.
12597 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
12598 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
12599 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
12600 -Wc++-compat and/or -Wcast-qual warnings.
12601 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
12602 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
12603 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
12604 gen_presence_absence_set, gen_automaton, gen_regexp_el,
12605 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
12606 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
12607 add_excls, process_presence_absence_names,
12608 process_presence_absence_patterns, add_presence_absence,
12609 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
12610 get_free_state, add_arc, get_free_automata_list_el,
12611 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
12612 transform_3, cache_presence, create_ainsns, create_automata,
12613 create_state_ainsn_table, dfa_insn_code_enlarge,
12614 output_trans_func, output_min_issue_delay_func,
12615 output_dead_lock_func, output_reset_func,
12616 output_get_cpu_unit_code_func, output_dfa_start_func,
12617 expand_automata): Likewise.
12618 * genextract.c (gen_insn): Likewise.
12619 * gengtype-lex.l: Likewise.
12620 * gengtype.c (read_input_list, adjust_field_type,
12621 process_gc_options): Likewise.
12622 * genoutput.c (note_constraint): Likewise.
12623 * genpreds.c (mangle, add_constraint): Likewise.
12624 * genrecog.c (process_define_predicate, new_decision,
12625 add_to_sequence): Likewise.
12626 * gensupport.c (record_insn_name): Likewise.
12628 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12630 * config/i386/driver-i386.c (detect_caches_amd,
12631 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
12632 and/or -Wcast-qual warnings.
12633 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
12634 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
12635 gt_pch_save): Likewise.
12636 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
12637 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
12638 * global.c (compute_regsets): Likewise.
12639 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
12640 finish_graph_dump_file): Likewise.
12641 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
12642 unlink_bb_notes): Likewise.
12643 * integrate.c (get_hard_reg_initial_val): Likewise.
12644 * ipa-prop.c (ipa_push_func_to_list): Likewise.
12645 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
12646 * local-alloc.c (update_equiv_regs): Likewise.
12647 * loop-invariant.c (check_invariant_table_size,
12648 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
12650 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
12651 altered_reg_used, mark_altered): Likewise.
12652 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
12653 insert_var_expansion_initialization,
12654 combine_var_copies_in_loop_exit, apply_opt_in_copies,
12655 release_var_copies): Likewise.
12656 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
12657 analyze_matrix_decl, add_allocation_site, analyze_transpose,
12658 analyze_accesses_for_phi_node, check_var_notmodified_p,
12659 check_allocation_function, find_sites_in_func,
12660 record_all_accesses_in_func, transform_access_sites,
12661 transform_allocation_sites): Likewise.
12662 * omp-low.c (new_omp_region, create_omp_child_function_name,
12663 check_omp_nesting_restrictions, check_combined_parallel,
12664 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
12665 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
12666 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
12667 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
12669 * opts-common.c (prune_options): Likewise.
12670 * opts.c (add_input_filename, print_filtered_help,
12671 get_option_state): Likewise.
12672 * params.c (add_params): Likewise.
12673 * passes.c (set_pass_for_id, next_pass_1,
12674 do_per_function_toporder, pass_fini_dump_file): Likewise.
12675 * postreload.c (reload_cse_simplify_operands): Likewise.
12676 * predict.c (tree_predicted_by_p, tree_predict_edge,
12677 clear_bb_predictions, combine_predictions_for_bb): Likewise.
12679 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12681 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
12683 * recog.c (check_asm_operands, validate_change_1): Likewise.
12684 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
12685 subst_asm_stack_regs): Likewise.
12686 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
12687 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
12688 * regmove.c (reg_is_remote_constant_p): Likewise.
12689 * regrename.c (regrename_optimize, scan_rtx_reg,
12690 kill_clobbered_value, kill_set_value, kill_autoinc_value):
12692 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
12693 regstat_compute_calls_crossed): Likewise.
12694 * reload1.c (init_reload, new_insn_chain,
12695 has_nonexceptional_receiver, reload, copy_reloads,
12696 calculate_needs_all_insns, init_elim_table): Likewise.
12697 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
12698 * rtl.c (shallow_copy_rtx_stat): Likewise.
12699 * rtlanal.c (parms_set): Likewise.
12700 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
12701 sbitmap_resize, sbitmap_vector_alloc): Likewise.
12702 * sched-ebb.c (earliest_block_with_similiar_load,
12703 add_deps_for_risky_insns): Likewise.
12704 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
12705 schedule_region): Likewise.
12706 * see.c (eq_descriptor_pre_extension,
12707 hash_descriptor_pre_extension, hash_del_pre_extension,
12708 eq_descriptor_properties, hash_descriptor_properties,
12709 hash_del_properties, see_seek_pre_extension_expr,
12710 see_initialize_data_structures, see_print_register_properties,
12711 see_print_pre_extension_expr, see_delete_merged_def_extension,
12712 see_delete_unmerged_def_extension, see_emit_use_extension,
12713 see_pre_delete_extension, see_map_extension, see_commit_changes,
12714 see_analyze_merged_def_local_prop,
12715 see_analyze_merged_def_local_prop,
12716 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
12717 see_set_prop_merged_def, see_set_prop_unmerged_def,
12718 see_set_prop_unmerged_use, see_print_one_extension,
12719 see_merge_one_use_extension, see_merge_one_def_extension,
12720 see_store_reference_and_extension, see_update_uses_relevancy,
12721 see_update_defs_relevancy): Likewise.
12722 * statistics.c (hash_statistics_hash, hash_statistics_eq,
12723 hash_statistics_free, curr_statistics_hash): Likewise.
12724 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
12725 expand_asm_operands, expand_return, case_bit_test_cmp,
12726 expand_case): Likewise.
12727 * stor-layout.c (start_record_layout): Likewise.
12728 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
12729 gt_pch_save_stringpool): Likewise.
12730 * tree-data-ref.c (hash_stmt_vertex_info,
12731 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
12732 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
12734 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
12737 * config/i386/i386.md : Change constraints of HImode and QImode
12738 immediate operands from "i" to "n". Change SImode "ni" constraint to
12739 "i" and SImode "rmi" constraint to "g". Remove all constraints
12740 from const0_operand and const1_operand predicated operands.
12741 (i): Change QImode and HImode attribute from "i" to "n".
12742 (*subqi_2): Change HImode operands to QImode.
12745 2008-06-25 Olivier Hainque <hainque@adacore.com>
12747 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
12750 2008-06-25 Richard Guenther <rguenther@suse.de>
12752 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
12753 not overflow the result type.
12755 2008-06-25 Richard Guenther <rguenther@suse.de>
12757 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
12758 (vn_lookup): Likewise.
12760 2008-06-25 Richard Guenther <rguenther@suse.de>
12762 PR tree-optimization/35518
12763 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
12764 * tree-sra.c (instantiate_element): Use fold_build3 to build
12766 (try_instantiate_multiple_fields): Likewise.
12768 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12770 * config/rs6000/rs6000.md: Change all string instruction's clobber to
12773 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12775 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
12776 use_backchain_to_restore_sp to true
12777 if the offset of the link register save area would go over the 32k - 1
12778 offset limit of the load
12781 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
12783 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
12784 anchor for the type-punning blurb. Cross-reference "Structures
12785 unions enumerations and bit-fields implementation". Provide a
12786 cast-through-pointer example. Make final sentence self-contained.
12787 * doc/implement-c.texi (Structures unions enumerations and
12788 bit-fields implementation): Cross-reference the type-punning blurb
12789 in the -fstrict-aliasing documentation.
12791 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12793 PR middle-end/36594
12794 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
12795 the memory instead of the memory itself for the save area.
12797 2008-06-24 Olivier Hainque <hainque@adacore.com>
12798 Nicolas Roche <roche@adacore.com>
12800 * gengtype.c (srcdir_len): size_t instead of int.
12801 (get_file_realbasename): New function. For F a filename, the real
12802 basename of F, with all the path components stripped.
12803 (get_file_srcdir_relative_path): New function. For F a filename, the
12804 relative path to F from $(srcdir).
12805 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
12806 get_file_realbasename. Adjust the head comment.
12807 (get_prefix_langdir_index): New function. For F a filename, return the
12808 lang_dir_names[] relative index of the language directory that is
12810 (get_file_langdir): For F a filename, return the name of the language
12811 directory where F is located.
12812 (get_file_gtfilename): New function. The gt- output file name for an
12814 (get_output_file_with_visibility): Replace in-line computations with
12815 uses of get_file_gtfilename and get_prefix_langdir_index.
12816 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
12818 2008-06-24 Jakub Jelinek <jakub@redhat.com>
12820 PR tree-optimization/36504
12821 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
12822 references without base address.
12824 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12826 PR middle-end/36584
12827 * calls.c (expand_call): Increase alignment for recursive functions.
12829 2008-06-23 Anatoly Sokolov <aesok@post.ru>
12831 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
12832 (TARGET_FUNCTION_VALUE): New define.
12833 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
12834 * config/avr/avr.h (FUNCTION_VALUE): Remove.
12836 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12838 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
12839 (fmod<mode>3): Ditto.
12840 (remainderxf3): Ditto.
12841 (remainder<mode>3): Ditto.
12843 2008-06-23 Jakub Jelinek <jakub@redhat.com>
12846 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
12847 REG is a hard register.
12849 PR tree-optimization/36508
12850 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
12851 499, don't check it at all in release compilers.
12853 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12855 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
12856 together with SSE_TARGET_MATH to disable insn pattern.
12857 (*fop_<MODEF:mode>_2_i387): Ditto.
12858 (*fop_<MODEF:mode>_3_i387): Ditto.
12860 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
12862 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
12864 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12866 PR middle-end/34906
12867 * gimplify.c (gimplify_asm_expr): Check the return code of
12868 parse_output_constraint call, set function return and is_inout
12869 value if it failed.
12871 2008-06-22 Ian Lance Taylor <iant@google.com>
12873 * c-lex.c (narrowest_unsigned_type): Change itk to int.
12874 (narrowest_signed_type): Likewise.
12875 * c-typeck.c (c_common_type): Change local variable mclass to enum
12877 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
12878 tcc_comparison, not the tree code itself.
12879 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
12880 (c_expand_expr): Cast modifier to enum expand_modifier.
12881 * c-common.h (C_RID_CODE): Add casts.
12882 (C_SET_RID_CODE): Define.
12883 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
12884 (c_lex_one_token): Add cast to avoid warning.
12885 (c_parser_objc_type_name): Rename local typename to type_name.
12886 (check_no_duplicate_clause): Change code parameter to enum
12888 (c_parser_omp_var_list_parens): Change kind parameter to enum
12890 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
12891 c_parser_omp_list_var_parens.
12892 (c_parser_omp_threadprivate): Likewise.
12893 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
12894 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
12895 * c-format.c (NO_FMT): Define.
12896 (printf_length_specs): Use NO_FMT.
12897 (asm_fprintf_length_specs): Likewise.
12898 (gcc_diag_length_specs): Likewise.
12899 (scanf_length_specs): Likewise.
12900 (strfmon_length_specs): Likewise.
12901 (gcc_gfc_length_specs): Likewise.
12902 (printf_flag_specs): Change 0 to STD_C89.
12903 (asm_fprintf_flag_specs): Likewise.
12904 (gcc_diag_flag_specs): Likewise.
12905 (gcc_cxxdiag_flag_specs): Likewise.
12906 (scanf_flag_specs): Likewise.
12907 (strftime_flag_specs): Likewise.
12908 (strfmon_flag_specs): Likewise.
12909 (print_char_table): Likewise.
12910 (asm_fprintf_char_table): Likewise.
12911 (gcc_diag_char_table): Likewise.
12912 (gcc_tdiag_char_table): Likewise.
12913 (gcc_cdiag_char_table): Likewise.
12914 (gcc_cxxdiag_char_table): Likewise.
12915 (gcc_gfc_char_table): Likewise.
12916 (scan_char_table): Likewise.
12917 (time_char_table): Likewis.
12918 (monetary_char_table): Likewise.
12919 * c-format.h (BADLEN): Likewise.
12921 2008-06-21 Ian Lance Taylor <iant@google.com>
12923 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
12924 Define END_OF_BASE_TREE_CODES around inclusion.
12925 * tree.c (tree_code_type): New global array.
12926 (tree_code_length, tree_code_name): Likewise.
12927 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
12928 $(lang_tree_files).
12929 (all-tree.def, s-alltree): New targets.
12930 (gencheck.h, s-gencheck): Remove.
12931 (tree.o): Depend upon all-tree.def.
12932 (build/gencheck.o): Remove gencheck.h dependency.
12933 (mostlyclean): Don't remove gencheck.h.
12934 * c-common.h (enum c_tree_code): Remove.
12935 * c-lang.c (tree_code_type): Remove.
12936 (tree_code_length, tree_code_name): Remove.
12937 * gencheck.c (tree_codes): Include all-tree.def, rather than
12938 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
12940 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
12942 * cp/cp-tree.h (enum cplus_tree_code): Remove.
12943 (operator_name_info): Size to MAX_TREE_CODES.
12944 (assignment_operator_name_info): Likewise.
12945 * cp/cp-lang.c (tree_code_type): Remove.
12946 (tree_code_length, tree_code_name): Remove.
12947 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
12948 (assignment_operator_name_info): Likewise.
12949 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
12951 * cp/mangle.c (write_expression): Likewise.
12952 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
12953 * fortran/f95-lang.c (tree_code_type): Remove.
12954 (tree_code_length, tree_code_name): Remove.
12955 * java/java-tree.h (enum java_tree_code): Remove.
12956 * java/lang.c (tree_code_type): Remove.
12957 (tree_code_length, tree_code_name): Remove.
12958 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
12959 * objc/objc-act.h (enum objc_tree_code): Remove.
12960 * objc/objc-lang.c (tree_code_type): Remove.
12961 (tree_code_length, tree_code_name): Remove.
12962 * objcp/objcp-lang.c (tree_code_type): Remove.
12963 (tree_code_length, tree_code_name): Remove.
12964 * ada/ada-tree.h (enum gnat_tree_code): Remove.
12965 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
12966 * ada/misc.c (tree_code_type): Remove.
12967 (tree_code_length, tree_code_name): Remove.
12969 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
12971 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
12972 the grand_bitmap_obstack.
12974 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12976 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
12977 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
12978 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
12979 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
12980 move_stmt_r, new_label_mapper): Likewise.
12981 * tree-complex.c (cvc_lookup): Likewise.
12982 * tree-dfa.c (create_function_ann): Likewise.
12983 * tree-dump.c (dump_register): Likewise.
12984 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
12985 find_phi_replacement_condition): Likewise.
12986 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
12987 tree_function_versioning): Likewise.
12988 * tree-into-ssa.c (cmp_dfsnum): Likewise.
12989 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
12990 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
12991 get_nonlocal_debug_decl, convert_nonlocal_reference,
12992 convert_nonlocal_omp_clauses, get_local_debug_decl,
12993 convert_local_reference, convert_local_omp_clauses,
12994 convert_nl_goto_reference, convert_nl_goto_receiver,
12995 convert_tramp_reference, convert_call_expr): Likewise.
12996 * tree-outof-ssa.c (contains_tree_r): Likewise.
12997 * tree-parloops.c (reduction_phi, initialize_reductions,
12998 eliminate_local_variables_1, add_field_for_reduction,
12999 add_field_for_name, create_phi_for_local_result,
13000 create_call_for_reduction_1, create_loads_for_reductions,
13001 create_stores_for_reduction, create_loads_and_stores_for_name):
13003 * tree-phinodes.c (allocate_phi_node): Likewise.
13004 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
13005 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
13006 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
13007 * tree-ssa-coalesce.c (compare_pairs): Likewise.
13008 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
13009 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
13010 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
13011 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13012 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
13013 vn_nary_op_insert): Likewise.
13014 * tree-ssa.c (redirect_edge_var_map_add,
13015 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
13016 * tree-vectorizer.c (vectorize_loops): Likewise.
13017 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
13018 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
13019 tree_cons_stat, build1_stat, build_variant_type_copy,
13020 decl_init_priority_lookup, decl_fini_priority_lookup,
13021 decl_priority_info, decl_restrict_base_lookup,
13022 decl_restrict_base_insert, decl_debug_expr_lookup,
13023 decl_debug_expr_insert, decl_value_expr_lookup,
13024 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
13025 type_hash_add, get_file_function_name, tree_check_failed,
13026 tree_not_check_failed, tree_range_check_failed,
13027 omp_clause_range_check_failed, build_omp_clause,
13028 build_vl_exp_stat): Likewise.
13029 * value-prof.c (gimple_histogram_value,
13030 gimple_duplicate_stmt_histograms): Likewise.
13031 * var-tracking.c (attrs_list_insert, attrs_list_copy,
13032 unshare_variable, variable_union_info_cmp_pos, variable_union,
13033 dataflow_set_different_1, dataflow_set_different_2,
13034 vt_find_locations, variable_was_changed, set_variable_part,
13035 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
13036 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
13037 section_entry_hash, object_block_entry_eq,
13038 object_block_entry_hash, create_block_symbol,
13039 initialize_cold_section_name, default_function_rodata_section,
13040 strip_reg_name, set_user_assembler_name, const_desc_eq,
13041 build_constant_desc, output_constant_def, lookup_constant_def,
13042 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13043 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13044 default_internal_label): Likewise.
13045 * varray.c (varray_init, varray_grow): Likewise.
13046 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13048 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13050 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13051 operators for "test" insn. Macroize insn using SWI mode macro.
13052 (*jcc_fused_2): Ditto.
13053 (*jcc_fused_3): Macroize insn using SWI mode macro.
13054 (*jcc_fused_4): Ditto.
13056 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13058 * tree-ssa-pre.c: Fix typo in comment.
13059 (init_antic, fini_antic): Add explicit funtions for
13060 initializing and deinitializing ANTIC and AVAIL sets.
13061 (create_expression_by_pieces): Fix typo in comment.
13062 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13063 (execute_pre): Eventually dump details about ANTIC_IN.
13065 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13067 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13068 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13069 add_to_obstack, file_at_path, find_a_file, execute,
13070 add_preprocessor_option, add_assembler_option, add_linker_option,
13071 process_command, insert_wrapper, do_option_spec, do_self_spec,
13072 spec_path, do_spec_1, is_directory, main, used_arg,
13073 getenv_spec_function): Likewise.
13074 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13075 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13078 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13080 * doc/rtl.texi: Updated subreg section.
13082 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13085 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13086 node->needed and node->reachable.
13087 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13088 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13089 (expand_task_call): Don't call expand_task_copyfn.
13090 (expand_task_copyfn): Renamed to...
13091 (finalize_task_copyfn): ... this.
13093 2008-06-19 Jan Hubicka <jh@suse.cz>
13095 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13096 clobbering framepointer.
13098 2008-06-19 Jan Hubicka <jh@suse.cz>
13100 * tree-optimize.c (execute_early_local_optimizations): Set
13101 cgraph_state only at first invocation.
13103 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13105 * system.h (-Wc++-compat): Activate as a warning, no an error.
13107 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13109 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13110 instead of "#" in insn asm template.
13111 (*jcc_fused_2): Ditto.
13113 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13115 * config/i386/i386.h (ix86_tune_indices)
13116 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13117 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13118 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13119 (*jcc_fused_2): Ditto.
13120 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13121 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13122 (print operand): Handle 'E' and 'e' code.
13124 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13126 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13127 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13128 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13130 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13132 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13134 (cgraph_expand_function): Use local copy of decl.
13135 (cgraph_expand_all_functions): Remove redundant initialization of
13137 (cgraph_optimize): Reword internal_error message.
13139 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13141 * arm-protos.h (arm_return_in_memory): Remove public
13142 arm_return_in_memory() prototype.
13143 * arm.c (arm_return_in_memory): Add static prototype, add target
13144 hook macro, change definition and comments.
13145 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13147 2008-06-19 Ben Elliston <bje@au.ibm.com>
13149 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13150 real.c: Remove references to IEEE 754R.
13151 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13152 * doc/libgcc.texi (Decimal float library routines): Likewise.
13154 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13156 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13157 (default_unwind_word_mode): Add prototype.
13158 * targhooks.c (default_unwind_word_mode): New function.
13159 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13160 instead of word_mode.
13161 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13162 (TARGET_INITIALIZER): Use it.
13164 * c-common.c (handle_mode_attribute): Support "unwind_word"
13166 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13168 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13169 word_mode to access SjLj_Function_Context member "data".
13170 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13171 conversion from targetm.eh_return_filter_mode () to
13172 targetm.unwind_word_mode () if they differ.
13174 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13175 (BT_FN_UNWINDWORD_PTR): New function type.
13176 (BT_FN_WORD_PTR): Remove.
13177 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13178 * except.c (expand_builtin_extend_pointer): Convert pointer to
13179 targetm.unwind_word_mode () instead of word_mode.
13181 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13182 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13183 (spu_unwind_word_mode): New function.
13184 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13185 (TARGET_UNWIND_WORD_MODE): Define.
13186 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13188 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13190 * config/spu/spu.c (reg_align): Remove.
13191 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13192 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13193 (spu_split_store): Likewise.
13195 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13197 * gcc/tree-vn.c: Fix typo in comment.
13199 2008-06-18 Jan Hubicka <jh@suse.cz>
13201 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13202 toplevel reorder too.
13204 2008-06-18 Jan Hubicka <jh@suse.cz>
13206 * c-opts.c (c_common_post_options): PCH is not compatible with
13208 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13209 -fno-toplevel-reorder by default now.
13211 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13213 PR documentation/30739
13214 * doc/install.texi (Prerequisites): Document dependency on awk.
13216 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13217 Ian Lance Taylor <iant@google.com>
13219 PR rtl-optimization/35604
13220 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13221 only want to change jump destinations, not eventual label comparisons.
13223 2008-06-16 Jan Hubicka <jh@suse.cz>
13225 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13227 (cgraph_analyze_function): Likewise.
13229 2008-06-16 Jan Hubicka <jh@suse.cz>
13231 * cgraph.h (cgraph_mark_if_needed): New function.
13232 * cgraphunit.c (cgraph_mark_if_needed): New function.
13233 * c-decl.c (duplicate_decl): Use it.
13235 2008-06-16 Jan Hubicka <jh@suse.cz>
13237 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13240 2008-06-16 Jan Hubicka <jh@suse.cz>
13242 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13244 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13245 Kazu Hirata <kazu@codesourcery.com>
13246 Maxim Kuvyrkov <maxim@codesourcery.com
13248 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13249 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13250 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13251 EXTRA_SPEC_FUNCTIONS.
13252 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13253 (DRIVER_SELF_SPECS): Adjust.
13254 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13255 * config/mips/st.h, config/mips/t-st: New.
13256 * config/mips/driver-native.c, config/mips/x-native: New.
13257 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13260 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13262 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13264 (ISA_HAS_FP_CONDMOVE): New macro.
13265 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13266 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13267 (ISA_HAS_NMADD3_NMSUB3): New macro.
13268 * config/mips/mips.c (mips_rtx_costs): Update.
13269 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13270 compiling for ST Loongson 2E/2F.
13271 (madd<mode>): Rename to madd4<mode>. Update.
13272 (madd3<mode>): New pattern.
13273 (msub<mode>): Rename to msub4<mode>. Update.
13274 (msub3<mode>): New pattern.
13275 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13276 (nmadd3<mode>): New pattern.
13277 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13278 (nmadd3<mode>_fastmath): New pattern.
13279 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13280 (nmsub3<mode>): New pattern.
13281 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13282 (nmsub3<mode>_fastmath): New pattern.
13283 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13285 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13287 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13288 (DF_REF_INSN_INFO): New.
13289 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13290 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13291 with a NULL DF_REF_INSN_INFO.
13292 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13294 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13295 DF_INSN_INFO_EQ_USES): New.
13296 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13297 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13298 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13299 * df-core.c: Update comment for above changes.
13300 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13301 DF_INSN_UID_* macros.
13302 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13303 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13304 insn rtx. Update all callers.
13305 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13306 df_ref_create_structure, df_insn_refs_collect): Likewise.
13307 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13308 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13309 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13310 macros to access the insn refs.
13311 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13312 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13313 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13314 for accessing the refs.
13315 (try_fwprop_subst): Likewise.
13316 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13317 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13318 for accessing the refs.
13319 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13320 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13321 to look at the insn refs.
13322 (record_uses): Likewise.
13323 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13325 (mark_artificial_uses): Don't mark_insn for artificial refs.
13326 (mark_reg_rependencies): Likewise.
13328 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13330 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13332 * configure: Regenerate.
13334 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13336 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13337 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13338 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13340 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13342 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13343 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13344 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13346 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13348 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13349 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13350 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13352 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13354 * tree-ssa-sccvn.c: Fix format of comments.
13356 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13358 * cgraph.c: Remove unneeded forward declarations of eq_node()
13361 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13363 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13365 (see_update_relevancy): Likewise.
13366 * fwprop.c (try_fwprop_subst): Likewise.
13367 * rtlanal.c (noop_move_p): Likewise.
13368 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13369 notes to non-existing libcall blocks.
13370 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13372 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13373 (dead_libcall_p): Remove.
13374 (delete_trivially_dead_insns): Don't use it.
13375 * web.c (union_defs): Remove comment about keeping nops.
13376 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13377 (compute_hash_table_work): Don't track libcall notes.
13378 (do_local_cprop): Don't take libcall pointers. Don't update
13380 (adjust_libcall_notes): Deleted.
13381 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13382 ever have existed in the first place).
13383 (replace_store_insn): Don't try to remove libcall notes.
13384 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13385 (resolve_reg_notes): Don't call them.
13386 (resolve_simple_move): Likewise.
13387 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13388 Don't remove REG_RETVAL notes.
13389 * emit-rtl.c (try_split): Don't update libcall notes.
13390 (emit_copy_of_insn_after): Dito.
13391 * cselib.c (cselib_current_insn_in_libcall): Remove.
13392 (cselib_process_insn): Don't set/clear it.
13393 (new_elt_loc_list): Don't record it.
13394 (cselib_init): Don't initialize it.
13395 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13396 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13398 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13399 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13400 (init_deps): Don't initialize it.
13401 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13402 * combine.c (delete_noop_moves): Don't update libcall notes.
13403 (can_combine_p): Remove now pointless #if 0 block.
13404 (try_combine): Remove another obsolete #if 0 block.
13405 (distribute_notes): Don't distribute libcall notes.
13406 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13407 * dce.c (libcall_dead_p): Remove.
13408 (delete_unmarked_insns): Don't handle libcall blocks.
13409 (preserve_libcall_for_dce): Remove.
13410 (prescan_insns_for_dce): Don't special-case libcall block insns.
13411 * reload1 (reload): Don't handle libcall notes.
13412 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13415 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13417 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13418 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13419 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13421 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13423 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13424 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13425 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13427 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13429 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13431 2008-06-16 Ira Rosen <irar@il.ibm.com>
13433 PR tree-optimization/36493
13434 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13435 the arguments list. Use VECTYPE to create vector pointer.
13436 (vectorizable_store): Fail if accesses through a pointer to vectype
13437 do not alias the original memory reference operands.
13438 Call vect_create_data_ref_ptr without the removed argument.
13439 (vectorizable_load): Likewise.
13440 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13443 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13446 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13447 reg_equiv_constant.
13449 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13451 * config/mips/loongson2ef.md: New file.
13452 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13453 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13454 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13455 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13456 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13458 (loongson2ef.md): New include.
13459 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13460 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13461 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13462 (loongson_gt_<mode>, loongson_extract_halfword)
13463 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13464 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13465 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13466 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
13467 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
13468 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
13469 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
13470 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
13471 (vec_interleave_low<mode>): Define type attribute.
13472 * config/mips/mips.c (mips_ls2): New static variable.
13473 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
13474 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
13475 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
13476 Implement target scheduling hooks.
13477 (mips_multipass_dfa_lookahead): Update to handle tuning for
13479 (mips_sched_init): Initialize data for Loongson scheduling.
13480 (mips_ls2_variable_issue): New static function.
13481 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
13483 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
13484 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
13485 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
13486 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
13487 Handle ST Loongson 2E/2F cores.
13488 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
13490 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13492 * omp-low.c (extract_omp_for_data): Fix comment typo.
13495 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13497 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
13498 FIXME note about gcc/config.guess.
13499 * doc/options.texi (Option file format): Remove non-ASCII bytes.
13500 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
13501 * doc/cppopts.texi: Likewise.
13502 * doc/extend.texi: Likewise.
13503 * doc/gcc.texi: Likewise.
13504 * doc/gccint.texi: Likewise.
13505 * doc/gcov.texi: Likewise.
13506 * doc/gty.texi: Likewise.
13507 * doc/hostconfig.texi: Likewise.
13508 * doc/install.texi: Likewise.
13509 * doc/invoke.texi: Likewise.
13510 * doc/loop.texi: Likewise.
13511 * doc/makefile.texi: Likewise.
13512 * doc/md.texi: Likewise.
13513 * doc/passes.texi: Likewise.
13514 * doc/tm.texi: Likewise.
13515 * doc/tree-ssa.texi: Likewise.
13516 * doc/trouble.texi: Likewise.
13518 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
13519 Nathan Sidwell <nathan@codesourcery.com>
13520 Maxim Kuvyrkov <maxim@codesourcery.com>
13521 Richard Sandiford <rdsandiford@googlemail.com>
13523 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
13524 * config/mips/mips-protos.h (mips_expand_vector_init): New.
13525 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
13527 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
13528 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
13529 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
13531 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
13532 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
13533 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
13534 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
13535 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
13536 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
13537 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
13538 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
13539 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
13540 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
13541 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
13542 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
13543 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
13544 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
13545 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
13546 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
13547 (mips_builtins): Add Loongson builtins.
13548 (mips_loongson_2ef_bdesc): New.
13549 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
13550 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
13551 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
13552 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
13554 (mips_expand_vector_init): New.
13555 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
13556 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
13558 * config/mips/mips.md: Add unspec numbers for Loongson
13559 builtins. Include loongson.md.
13560 (MOVE64): Include Loongson vector modes.
13561 (SPLITF): Include Loongson vector modes.
13562 (HALFMODE): Handle Loongson vector modes.
13563 * config/mips/loongson.md: New.
13564 * config/mips/loongson.h: New.
13565 * config.gcc: Add loongson.h header for mips*-*-* targets.
13566 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
13568 2008-06-14 Joseph Myers <joseph@codesourcery.com>
13570 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
13571 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
13572 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
13573 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
13574 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
13575 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
13576 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
13577 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
13578 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
13579 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
13580 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
13581 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
13582 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
13583 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
13584 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
13585 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
13586 Remove use_fixproto=yes.
13587 (ia64*-*-hpux*): Remove comment about using fixproto.
13588 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
13590 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13592 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
13594 * configure: Regenerate.
13596 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
13598 PR middle-end/36520
13599 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
13600 before evaluating it.
13602 2008-06-13 Jakub Jelinek <jakub@redhat.com>
13605 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
13606 nested inline functions.
13607 (start_decl, start_function): Don't invert DECL_EXTERNAL
13608 for nested inline functions.
13610 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13612 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
13613 splits that must be made for correctness.
13615 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13617 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
13618 (AVAIL_NON_MIPS16): Likewise.
13619 (mips_builtin_description): Replace target_flags with a predicate.
13620 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
13621 (dspr2_32): New availability predicates.
13622 (MIPS_BUILTIN): New macro.
13623 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
13624 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
13625 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
13626 Replace the TARGET_FLAGS parameters with AVAIL parameters.
13627 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
13628 (mips_dsp_32only_bdesc): Merge into...
13629 (mips_builtins): ...this new array.
13630 (mips_bdesc_map, mips_bdesc_arrays): Delete.
13631 (mips_init_builtins): Update after above changes.
13632 (mips_expand_builtin_1): Merge into...
13633 (mips_expand_builtin): ...here and update after above changes.
13635 2008-06-12 Paul Brook <paul@codesourcery.com>
13637 * longlong.h (__arm__): Define count_leading_zeros.
13638 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
13639 (clzsi2, clzdi2): New functions.
13640 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
13641 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
13642 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
13643 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
13644 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
13645 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
13646 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
13647 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
13648 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
13649 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
13651 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
13653 * config/m68k/m68k.c (m68k_tune_flags): New.
13654 (override_options): Compute m68k_tune_flags.
13655 (MULL_COST, MULW_COST): Update for various variants of CFV2.
13656 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
13658 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13660 PR middle-end/36506
13661 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
13663 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13665 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
13666 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
13668 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13670 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
13671 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
13673 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13675 PR middle-end/36506
13676 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
13679 2008-06-12 Richard Guenther <rguenther@suse.de>
13681 PR tree-optimization/36345
13682 * tree-flow.h (struct ptr_info_def): Align escape_mask,
13683 add memory_tag_needed flag.
13684 (may_alias_p): Declare.
13685 * tree-ssa-alias.c (may_alias_p): Export.
13686 (set_initial_properties): Use memory_tag_needed flag.
13687 (update_reference_counts): Likewise.
13688 (reset_alias_info): Reset memory_tag_needed flag.
13689 (create_name_tags): Check memory_tag_needed flag.
13690 (dump_points_to_info_for): Dump it.
13691 * tree-ssa-structalias.c (struct variable_info): Remove
13692 directly_dereferenced flag.
13693 (new_var_info): Do not initialize it.
13694 (process_constraint_1): Do not set it.
13695 (update_alias_info): Set is_dereferenced flag.
13696 (set_uids_in_ptset): Use may_alias_p.
13697 (set_used_smts): Check memory_tag_needed flag.
13698 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
13699 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
13700 memory_tag_needed flag.
13701 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
13702 from broken design.
13704 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
13706 * config/i386/i386.c (ix86_compute_frame_layout): Disable
13707 red zone for w64 abi.
13708 (ix86_expand_prologue): Likewise.
13709 (ix86_force_to_memory): Likewise.
13710 (ix86_free_from_memory): Likewise.
13712 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
13715 * config/rs6000/rs6000.c (rs6000_override_options): Set
13716 rs6000_isel conditionally to the absence of comand line override.
13717 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13718 Remove duplicate rs6000_isel setting.
13719 * config/rs6000/eabispe.h: Ditto.
13721 2008-06-11 Richard Guenther <rguenther@suse.de>
13723 * alias.c (get_alias_set): Use the element alias-set for arrays.
13724 (record_component_aliases): For arrays and vectors do nothing.
13725 * c-common.c (strict_aliasing_warning): Handle the cases
13726 of alias set zero explicitly.
13727 * Makefile.in (dfp.o-warn): Add -Wno-error.
13729 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13731 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
13733 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
13734 tune_32 tune_64 to supported_defaults. Allow values not
13735 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
13736 x86_64. Do not override cpu_32 or cpu_64 values from target name.
13737 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
13738 with_cpu_64 to generic for 64-bit-supporting configurations, not
13739 with_cpu. Remove FIXMEs.
13740 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
13741 --with-arch-64, --with-tune-32, --with-tune-64): Document.
13742 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
13743 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
13744 arch_32 and arch_64.
13746 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
13747 Olivier Hainque <hainque@adacore.com>
13749 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
13750 Use DECL_SIZE_UNIT to retrieve the size of the field.
13752 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13754 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
13755 with function calls after declarations. Lay out
13756 neon_float_type_node before further use.
13758 2008-06-11 Richard Guenther <rguenther@suse.de>
13760 * tree-flow.h (may_point_to_global_var): Declare.
13761 * tree-ssa-alias.c (may_point_to_global_var): New function.
13762 * tree-ssa-sink.c (is_hidden_global_store): Use it.
13764 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
13766 * configure.ac: Teach that fido supports .debug_line.
13767 * configure: Regenerate.
13769 2008-06-10 Tom Tromey <tromey@redhat.com>
13771 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
13774 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13776 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
13777 (encode_decimal64, decode_decimal64, encode_decimal128,
13778 decode_decimal128): Reverse order of 32-bit parts of value if host
13779 and target endianness differ.
13781 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
13783 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
13784 Avoid division by 0.
13785 (tree_mod_pow2_value_transform): Likewise.
13786 (tree_ic_transform): Likewise.
13787 (tree_stringops_transform): Likewise.
13788 (tree_mod_subtract_transform): Likewise.
13789 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
13790 (copy_edges_for_bb): Likewise.
13791 (initialize_cfun): Likewise.
13793 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13795 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
13796 nonmemory_operand. Add "N" operand constraint.
13798 (*jcc_btdi_mask_rex64): New instruction and split pattern.
13799 (*jcc_btsi_mask): Ditto.
13800 (*jcc_btsi_mask_1): Ditto.
13802 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13804 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
13805 TYPE_CANONICAL for copied element type.
13807 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13810 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
13811 Add m_CORE2 and m_GENERIC.
13812 * config/i386/predicates.md (bt_comparison_operator): New predicate.
13813 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
13815 (*jcc_btdi_rex64): New instruction and split pattern.
13816 (*jcc_btsi): Ditto.
13817 (*jcc_btsi_1): Ditto.
13818 (*btsq): Fix Intel asm dialect operand order.
13822 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
13824 PR middle-end/36447
13825 * simplify-rtx.c (simplify_subreg): Add check for shift count
13828 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
13830 * doc/md.texi: Synchronize with later constraints.md change.
13831 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
13832 with a C implementation.
13833 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
13835 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
13836 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
13837 when moving to and from MD_REGNUM.
13838 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
13839 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
13840 Handle byte and halfword moves.
13841 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
13843 * config/mips/constraints.md (h): Turn into NO_REGS.
13844 (l, x): Update documentation.
13845 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
13846 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
13847 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
13848 (HILO): New mode iterator.
13850 (any_div): New code iterator.
13851 (u): Extend code attribute to div and udiv.
13852 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
13853 d_operand in the splitters. Remove redundant CONST_INT checks.
13854 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
13855 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
13856 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
13857 accordingly, using normal moves instead of unspecs to move LO into
13858 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
13859 (<u>mulsidi3): Handle expansion in C code.
13860 (<u>mulsidi3_32bit_internal): Rename to...
13861 (<u>mulsidi3_32bit): ...this.
13862 (<u>mulsidi3_32bit_r4000): Fix insn separator.
13863 (*<u>mulsidi3_64bit): Rename to...
13864 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
13865 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
13866 to set LO and HI to the multiplication result. Use a normal move
13867 for MFLO and an unspec for MFHI.
13868 (*<u>mulsidi3_64bit_parts): Replace with...
13869 (<u>mulsidi3_64bit_hilo): ...this new instruction.
13870 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
13871 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
13872 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
13873 instead of HI. Split the instruction into a separate multiplication
13874 and MFHI if !TARGET_FIX_R4000.
13875 (<su>muldi3_highpart): Likewise.
13876 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
13877 and the "=h" clobber.
13878 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
13879 (<u>mulditi3): New expander.
13880 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
13881 (madsi): Remove "=h" clobber.
13882 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
13883 Force the modulus result to be a GPR and split the instruction into
13884 a division followed by an MFHI after reload.
13885 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
13886 (*lea_high64): Use d_operand in the define_peephole2. Likewise
13887 the MIPS16 HIGH define_split.
13888 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
13889 of acc<->gpr moves to "multi".
13890 (*movdi_64bit): Replace the single "x" alternative with
13891 alternatives for moving into and out of "a".
13892 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
13893 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
13894 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
13895 Use d_operand in the splitters. Remove redundant CONST_INT checks.
13896 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
13897 (movti): New expander.
13898 (*movti, *movti_mips16): New insns.
13899 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
13900 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
13901 (mthi<GPR:mode>_<HILO:mode>): Likewise.
13902 * config/mips/predicates.md (fpr_operand): Delete.
13903 (d_operand): New predicate.
13905 2008-06-09 Michael Meissner <michael.meissner@amd.com>
13907 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
13908 failure on some Bourne shells.
13909 (x86_64-*-*): Ditto.
13911 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
13913 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
13915 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13917 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
13918 (sparc-sun-solaris2*): Likewise.
13920 2008-06-09 Arnaud Charlet <charlet@adacore.com
13922 * doc/install.texi: Update requirements to build the Ada compiler.
13924 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
13926 * df-scan.c (struct df_scan_problem_data): Remove the
13927 mw_link_pool alloc pool.
13928 (df_scan_free_internal): Don't free it.
13929 (df_scan_alloc): Don't allocate it.
13930 * df.h (struct df_link): Update comment.
13932 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
13934 * except.h: Correct checks for when SJLJ exceptions must be used.
13936 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13938 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
13941 2008-06-08 Joseph Myers <joseph@codesourcery.com>
13943 PR tree-optimization/36218
13944 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
13945 configure for the build system.
13946 (BUILD_LDFLAGS): Define.
13947 * configure: Regenerate.
13948 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
13950 2008-07-08 Anatoly Sokolov <aesok@post.ru>
13953 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
13954 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
13955 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
13957 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
13959 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
13961 2008-06-07 Joseph Myers <joseph@codesourcery.com>
13963 * config.gcc (Obsolete configurations): Remove list of
13965 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
13966 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
13967 targets matched by those patterns.
13968 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
13969 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
13970 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
13971 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
13972 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13973 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
13974 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
13975 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
13976 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
13977 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
13978 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
13979 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
13980 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
13981 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
13982 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
13983 Make code for Solaris 7 and greater unconditional for Solaris.
13984 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
13985 Remove --with-* handling.
13986 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
13987 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
13988 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
13989 LINK_OS_WINDISS_SPEC): Remove.
13990 * config/rs6000/sysv4.opt (mwindiss): Remove.
13991 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
13992 * configure: Regenerate.
13993 * doc/cpp.texi: Don't mention BeOS.
13994 * doc/extend.texi (interrupt): Don't mention MS1.
13995 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
13996 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
13997 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
13998 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
13999 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
14001 * doc/invoke.texi (MT Options): Remove.
14002 (-mwindiss): Remove.
14003 (CRIS Options): Remove cris-axis-aout references.
14004 (HPPA Options): Don't mention hppa1.1-*-pro.
14005 * doc/md.texi: (MorphoTech family): Remove.
14006 * libgcc2.c: Don't handle UWIN.
14007 * config/alpha/t-unicosmk: Remove.
14008 * config/alpha/unicosmk.h: Remove.
14009 * config/arm/kaos-arm.h: Remove.
14010 * config/arm/kaos-strongarm.h: Remove.
14011 * config/arm/strongarm-coff.h: Remove.
14012 * config/arm/strongarm-elf.h: Remove.
14013 * config/arm/strongarm-pe.h: Remove.
14014 * config/arm/t-strongarm-pe: Remove.
14015 * config/arm/t-xscale-coff: Remove.
14016 * config/arm/t-xscale-elf: Remove.
14017 * config/arm/xscale-coff.h: Remove.
14018 * config/arm/xscale-elf.h: Remove.
14019 * config/chorus.h: Remove.
14020 * config/cris/aout.h: Remove.
14021 * config/cris/aout.opt: Remove.
14022 * config/cris/t-aout: Remove.
14023 * config/i386/beos-elf.h: Remove.
14024 * config/i386/kaos-i386.h: Remove.
14025 * config/i386/ptx4-i.h: Remove.
14026 * config/i386/sco5.h: Remove.
14027 * config/i386/sco5.opt: Remove.
14028 * config/i386/sysv4-cpp.h: Remove.
14029 * config/i386/sysv5.h: Remove.
14030 * config/i386/t-beos: Remove.
14031 * config/i386/t-sco5: Remove.
14032 * config/i386/t-uwin: Remove.
14033 * config/i386/uwin.asm: Remove.
14034 * config/i386/uwin.h: Remove.
14035 * config/kaos.h: Remove.
14036 * config/mips/windiss.h: Remove.
14037 * config/mt: Remove directory.
14038 * config/pa/pa-osf.h: Remove.
14039 * config/pa/pa-pro-end.h: Remove.
14040 * config/pa/t-pro: Remove.
14041 * config/ptx4.h: Remove.
14042 * config/rs6000/beos.h: Remove.
14043 * config/rs6000/kaos-ppc.h: Remove.
14044 * config/rs6000/t-beos: Remove.
14045 * config/rs6000/windiss.h: Remove.
14046 * config/sh/kaos-sh.h: Remove.
14047 * config/sol2-6.h: Remove.
14048 * config/sparc/sol26-sld.h: Remove.
14049 * config/sparc/sysv4-only.h: Remove.
14050 * config/vax/bsd.h: Remove.
14051 * config/vax/t-memfuncs: Remove.
14052 * config/vax/ultrix.h: Remove.
14053 * config/vax/vaxv.h: Remove.
14054 * config/windiss.h: Remove.
14056 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14058 PR rtl-optimization/36438
14059 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14060 for vector shifts with constant scalar shift operands.
14062 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14064 * doc/invoke.texi: Document -march=xlr.
14065 * config/mips/xlr.md: New file.
14066 * config/mips/mips.md: Include it.
14068 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14069 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14070 (mips_rtx_cost_data): Likewise.
14072 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14074 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14075 PRE_INC and PRE_DEC cases.
14077 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14079 PR rtl-optimization/36419
14080 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14081 the emitting jump insn.
14084 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14085 is not bool, boolify the whole *expr_p and convert to the desired type.
14087 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14089 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14090 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14091 Add omp_private_outer_ref hook, add another argument to
14092 omp_clause_default_ctor hook.
14093 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14094 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14095 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14096 hook_tree_tree_tree_tree_null.
14097 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14098 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14099 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14100 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14101 * tree.def (OMP_TASK): New tree code.
14102 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14103 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14104 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14105 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14106 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14107 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14108 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14109 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14110 (OMP_DIRECTIVE_P): Add OMP_TASK.
14111 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14112 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14113 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14114 and OMP_CLAUSE_UNTIED entries.
14115 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14117 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14118 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14119 * tree-pretty-print.c (dump_omp_clause): Handle
14120 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14121 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14122 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14123 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14124 warning about unsigned iterators. Change decl/init/cond/incr
14125 arguments to TREE_VECs, check arguments for all collapsed loops.
14126 (c_finish_omp_taskwait): New function.
14127 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14129 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14130 default_function_array_conversion on init. Add par_clauses argument.
14131 If decl is present in parallel's lastprivate clause, change it to
14132 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14133 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14134 collapse count in clauses.
14135 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14136 c_parser_omp_for_loop callers.
14137 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14138 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14139 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14140 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14142 (c_parser_omp_clause_schedule): Handle schedule(auto).
14143 Include correct location in the error message.
14144 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14145 and PRAGMA_OMP_CLAUSE_UNTIED.
14146 (OMP_TASK_CLAUSE_MASK): Define.
14147 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14148 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14149 * tree-nested.c (convert_nonlocal_omp_clauses,
14150 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14151 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14152 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14153 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14155 (conver_nonlocal_reference, convert_local_reference,
14156 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14157 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14158 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14159 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14160 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14161 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14162 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14163 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14164 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14166 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14167 * c-common.h (c_finish_omp_taskwait): New prototype.
14168 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14169 * tree-parloops.c (create_parallel_loop): Create 1 entry
14170 vectors for OMP_FOR_{INIT,COND,INCR}.
14171 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14172 (make_edges): Handle OMP_TASK.
14173 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14174 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14175 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14176 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14177 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14178 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14179 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14180 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14181 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14182 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14183 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14184 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14185 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14186 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14187 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14188 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14189 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14190 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14191 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14192 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14193 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14194 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14195 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14196 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14197 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14198 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14199 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14200 original iterator is present in lastprivate clause or if
14201 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14202 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14203 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14204 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14205 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14206 if it is set, lookup var in outer contexts too. Handle
14207 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14208 to be implicitly determined firstprivate for task regions.
14209 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14210 if it is set, lookup var in outer contexts too. Set
14211 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14212 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14213 OMP_CLAUSE_UNTIED. Take region_type as last argument
14214 instead of in_parallel and in_combined_parallel.
14215 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14217 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14218 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14219 (new_omp_context): Set default_kind to
14220 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14221 (omp_region_type): New enum.
14222 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14223 fields, add region_type.
14224 (new_omp_context): Take region_type as argument instead of is_parallel
14225 and is_combined_parallel.
14226 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14227 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14228 ctx->is_combined_parallel checks.
14229 (gimplify_omp_task): New function.
14230 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14232 * omp-low.c (extract_omp_for_data): Use schedule(static)
14233 for schedule(auto). Handle pointer and unsigned iterators.
14234 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14235 Add loops argument. Extract data for collapsed OMP_FOR loops.
14236 (expand_parallel_call): Assert sched_kind isn't auto,
14237 map runtime schedule to index 3.
14238 (struct omp_for_data_loop): New type.
14239 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14240 Add loop, loops, collapse and iter_type fields.
14241 (workshare_safe_to_combine_p): Disallow combined for if
14242 iter_type is unsigned long long. Don't combine collapse > 1 loops
14243 unless all bounds and steps are constant. Adjust extract_omp_for_data
14245 (expand_omp_for_generic): Handle pointer, unsigned and long long
14246 iterators. Handle collapsed OMP_FOR loops. Adjust
14247 for struct omp_for_data changes. If libgomp function doesn't return
14248 boolean_type_node, add comparison of the return value with 0.
14249 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14250 pointer, unsigned and long long iterators. Adjust for struct
14251 omp_for_data changes.
14252 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14253 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14254 unsigned long long. Allocate loops array, pass it to
14255 extract_omp_for_data. For collapse > 1 loops use always
14256 expand_omp_for_generic.
14257 (omp_context): Add sfield_map and srecord_type fields.
14258 (is_task_ctx, lookup_sfield): New functions.
14259 (use_pointer_for_field): Use is_task_ctx helper. Change first
14260 argument's type from const_tree to tree. Clarify comment.
14261 In OMP_TASK disallow copy-in/out sharing.
14262 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14263 (install_var_field): Add mask argument. Populate both record_type
14264 and srecord_type if needed.
14265 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14267 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14268 and DECL_FIELD_OFFSET.
14269 (scan_sharing_clauses): Adjust install_var_field callers. For
14270 firstprivate clauses on explicit tasks allocate the var by value in
14271 record_type unconditionally, rather than by reference.
14272 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14273 Use is_taskreg_ctx instead of is_parallel_ctx.
14274 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14275 (create_omp_child_function_name): Add task_copy argument, use
14276 *_omp_cpyfn* names if it is true.
14277 (create_omp_child_function): Add task_copy argument, if true create
14278 *_omp_cpyfn* helper function.
14279 (scan_omp_parallel): Adjust create_omp_child_function callers.
14280 Rename parallel_nesting_level to taskreg_nesting_level.
14281 (scan_omp_task): New function.
14282 (lower_rec_input_clauses): Don't run constructors for firstprivate
14283 explicit task vars which are initialized by *_omp_cpyfn*.
14284 Pass outer var ref to omp_clause_default_ctor hook if
14285 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14286 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14287 OMP_CLAUSE_REDUCTION_INIT.
14288 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14289 avoid duplicate setting of fields. Handle
14290 OMP_CLAUSE_PRIVATE_OUTER_REF.
14291 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14292 copy-out if TREE_READONLY, only copy-in.
14293 (expand_task_copyfn): New function.
14294 (expand_task_call): New function.
14295 (struct omp_taskcopy_context): New type.
14296 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14298 (lower_omp_parallel): Rename to...
14299 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14300 Call create_task_copyfn if srecord_type is needed. Adjust
14302 (task_shared_vars): New variable.
14303 (check_omp_nesting_restrictions): Warn if work-sharing,
14304 barrier, master or ordered region is closely nested inside OMP_TASK.
14305 Add warnings for barrier if closely nested inside of work-sharing,
14306 ordered, or master region.
14307 (scan_omp_1): Call check_omp_nesting_restrictions even for
14308 GOMP_barrier calls. Rename parallel_nesting_level to
14309 taskreg_nesting_level. Handle OMP_TASK.
14310 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14311 work-sharing construct, continue looking for them on parent parallel
14313 (lower_omp_for_lastprivate): Add lastprivate clauses
14314 to the beginning of dlist rather than end. Adjust for struct
14315 omp_for_data changes.
14316 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14317 not after it. Handle collapsed OMP_FOR loops, adjust for
14318 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14319 (get_ws_args_for): Adjust extract_omp_for_data caller.
14320 (scan_omp_for): Handle collapsed OMP_FOR
14321 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14322 (lower_omp_single_simple): If libgomp function doesn't return
14323 boolean_type_node, add comparison of the return value with 0.
14324 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14325 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14326 (parallel_nesting_level): Rename to...
14327 (taskreg_nesting_level): ... this.
14328 (is_taskreg_ctx): New function.
14329 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14330 of is_parallel_ctx.
14331 (execute_lower_omp): Rename parallel_nesting_level to
14332 taskreg_nesting_level.
14333 (expand_omp_parallel): Rename to...
14334 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14335 Call omp_task_call for OMP_TASK regions.
14336 (expand_omp): Adjust caller, handle OMP_TASK.
14337 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14339 * bitmap.c (bitmap_default_obstack_depth): New variable.
14340 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14341 if argument is NULL and bitmap_default_obstack is already initialized.
14342 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14344 * matrix-reorg.c (matrix_reorg): Likewise.
14346 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14348 * config/i386/i386.md (*indirect_jump): Macroize using P
14349 mode iterator. Remove !TARGET_64BIT from insn constraints.
14350 (*tablejump_1): Ditto.
14351 (*indirect_jump_rex64): Remove insn pattern.
14352 (*tablejump_1_rex64): Ditto.
14353 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14354 and eh_return_si insn patterns.
14356 2008-06-06 Richard Guenther <rguenther@suse.de>
14358 * tree-ssa-structalias.c (merge_smts_into): Remove.
14359 (find_what_p_points_to): Do not bother to compute the
14360 points-to set for pt_anything pointers.
14361 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14362 for pt_anything pointers is ok.
14364 2008-06-06 Jan Hubicka <jh@suse.cz>
14366 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14368 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14370 * cgraph.c: Fix typos in comments.
14371 (cgraph_availability_names): Fix string typo.
14372 * fold-const.c: Fix typos in comments.
14373 (fold_binary): Fix typo in warning.
14374 * genautomata.c: Fix typos in comments.
14375 (check_presence_pattern_sets): Fix typo in local variable.
14376 (output_description): Fix typo in output.
14377 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14378 * hwint.h: Likewise.
14379 * matrix-reorg.c (check_allocation_function): Likewise.
14380 * omega.c (smooth_weird_equations): Likewise.
14381 * auto-inc-dec.c: Fix typos in comments.
14382 * bb-reorder.c: Likewise.
14383 * builtins.c: Likewise.
14384 * c-common.c: Likewise.
14385 * c-cppbuiltin.c: Likewise.
14386 * c-parser.c: Likewise.
14387 * c-pretty-print.c: Likewise.
14388 * cfgcleanup.c: Likewise.
14389 * cfgexpand.c: Likewise.
14390 * cfghooks.c: Likewise.
14391 * cfglayout.c: Likewise.
14392 * cfgloopmanip.c: Likewise.
14393 * cgraphunit.c: Likewise.
14394 * coverage.c: Likewise.
14395 * dbxout.c: Likewise.
14396 * df-byte-scan.c: Likewise.
14397 * df-core.c: Likewise.
14398 * df-problems.c: Likewise.
14399 * df-scan.c: Likewise.
14401 * dominance.c: Likewise.
14402 * domwalk.c: Likewise.
14404 * dwarf2out.c: Likewise.
14405 * emit-rtl.c: Likewise.
14406 * et-forest.c: Likewise.
14407 * function.c: Likewise.
14408 * function.h: Likewise.
14410 * gcov-io.c: Likewise.
14411 * gcov.c: Likewise.
14412 * gcse.c: Likewise.
14413 * genattrtab.c: Likewise.
14414 * ggc-page.c: Likewise.
14415 * gimplify.c: Likewise.
14416 * gthr-lynx.h: Likewise.
14417 * haifa-sched.c: Likewise.
14418 * ipa-cp.c: Likewise.
14419 * ipa-inline.c: Likewise.
14420 * ipa-prop.h: Likewise.
14421 * ipa-pure-const.c: Likewise.
14422 * ipa-struct-reorg.c: Likewise.
14423 * ipa-struct-reorg.h: Likewise.
14424 * ipa-type-escape.c: Likewise.
14426 * loop-doloop.c: Likewise.
14427 * mips-tfile.c: Likewise.
14428 * mkmap-flat.awk: Likewise.
14429 * mkmap-symver.awk: Likewise.
14430 * modulo-sched.c: Likewise.
14431 * omp-low.c: Likewise.
14432 * optabs.c: Likewise.
14433 * optabs.h: Likewise.
14434 * opts.c: Likewise.
14435 * passes.c: Likewise.
14436 * postreload-gcse.c: Likewise.
14437 * postreload.c: Likewise.
14438 * predict.c: Likewise.
14439 * pretty-print.h: Likewise.
14440 * profile.c: Likewise.
14441 * protoize.c: Likewise.
14442 * ra-conflict.c: Likewise.
14443 * real.c: Likewise.
14444 * recog.c: Likewise.
14445 * regclass.c: Likewise.
14446 * regs.h: Likewise.
14447 * reload.c: Likewise.
14448 * rtl-error.c: Likewise.
14449 * rtlanal.c: Likewise.
14450 * scan.h: Likewise.
14451 * sched-rgn.c: Likewise.
14453 * stmt.c: Likewise.
14454 * target.h: Likewise.
14455 * tree-dfa.c: Likewise.
14456 * tree-eh.c: Likewise.
14457 * tree-flow-inline.h: Likewise.
14458 * tree-inline.c: Likewise.
14459 * tree-into-ssa.c: Likewise.
14460 * tree-loop-distribution.c: Likewise.
14461 * tree-nested.c: Likewise.
14462 * tree-parloops.c: Likewise.
14463 * tree-pass.h: Likewise.
14464 * tree-pretty-print.c: Likewise.
14465 * tree-profile.c: Likewise.
14466 * tree-scalar-evolution.c: Likewise.
14467 * tree-sra.c: Likewise.
14468 * tree-ssa-alias-warnings.c: Likewise.
14469 * tree-ssa-ccp.c: Likewise.
14470 * tree-ssa-coalesce.c: Likewise.
14471 * tree-ssa-dom.c: Likewise.
14472 * tree-ssa-dse.c: Likewise.
14473 * tree-ssa-forwprop.c: Likewise.
14474 * tree-ssa-live.c: Likewise.
14475 * tree-ssa-live.h: Likewise.
14476 * tree-ssa-loop-im.c: Likewise.
14477 * tree-ssa-loop-ivopts.c: Likewise.
14478 * tree-ssa-loop-niter.c: Likewise.
14479 * tree-ssa-loop-prefetch.c: Likewise.
14480 * tree-ssa-phiopt.c: Likewise.
14481 * tree-ssa-phiprop.c: Likewise.
14482 * tree-ssa-sccvn.c: Likewise.
14483 * tree-ssa-ter.c: Likewise.
14484 * tree-ssa-threadupdate.c: Likewise.
14485 * tree-ssa.c: Likewise.
14486 * tree-vect-analyze.c: Likewise.
14487 * tree-vect-transform.c: Likewise.
14488 * tree-vectorizer.c: Likewise.
14489 * tree-vn.c: Likewise.
14490 * tree-vrp.c: Likewise.
14491 * tree.c: Likewise.
14492 * tree.def: Likewise.
14493 * tree.h: Likewise.
14494 * unwind-dw2-fde.c: Likewise.
14495 * unwind.inc: Likewise.
14496 * value-prof.c: Likewise.
14497 * vmsdbgout.c: Likewise.
14499 2008-06-05 David Edelsohn <edelsohn@gnu.org>
14501 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
14502 always place FP constants in the TOC for TARGET_POWERPC64.
14503 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
14505 2008-06-05 Joseph Myers <joseph@codesourcery.com>
14507 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
14508 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
14509 enable for TARGET_E500_DOUBLE.
14510 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
14511 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
14512 floating-point modes like integer modes for E500 double.
14513 (rs6000_legitimate_offset_address_p): Likewise.
14514 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
14515 addressing for DDmode for E500 double.
14516 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
14517 modes as using 64-bits of registers for E500 double.
14518 (spe_build_register_parallel): Do not handle DDmode or TDmode.
14519 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
14520 specially for E500 double.
14521 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
14522 TDmode for E500 double.
14523 (rs6000_gimplify_va_arg): Only handle SDmode in registers
14524 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
14525 (rs6000_split_multireg_move): Do not handle TDmode specially for
14527 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
14528 using 64-bit registers for E500 double.
14529 (emit_frame_save): Do not handle DDmode specially for E500 double.
14530 (gen_frame_mem_offset): Likewise.
14531 (rs6000_function_value): Do not call spe_build_register_parallel
14532 for DDmode or TDmode.
14533 (rs6000_libcall_value): Likewise.
14534 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
14535 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
14538 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
14540 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
14543 2008-06-04 Junjie Gu <jgu@tensilica.com>
14545 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
14546 comparison for frame pointers.
14548 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14551 * config/avr/avr.h (PUSH_ROUNDING): Remove.
14553 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14556 * builtins.c (expand_builtin_signbit): Don't take lowpart when
14557 register is already smaller or equal to required mode.
14559 2008-06-04 Xinliang David Li <davidxl@google.com>
14561 * tree-call-cdce.c: New file.
14562 (cond_dead_built_in_calls): New static variable.
14563 (input_domain): New struct.
14564 (check_pow): New function.
14565 (check_builtin_call): Ditto.
14566 (check_target_format): Ditto.
14567 (is_call_dce_candidate): Ditto.
14568 (gen_one_condition): Ditto.
14569 (gen_conditions_for_domain): Ditto.
14570 (get_domain): Ditto.
14571 (gen_conditions_for_pow_cst_base): Ditto.
14572 (gen_conditions_for_pow_int_base): Ditto.
14573 (gen_conditions_for_pow): Ditto.
14574 (get_no_error_domain): Ditto.
14575 (gen_shrink_wrap_conditions): Ditto.
14576 (shrink_wrap_one_built_in_call): Ditto.
14577 (shink_wrap_conditional_dead_built_in_calls): Ditto.
14578 (tree_call_cdce): Ditto.
14579 (gate_call_cdce): Ditto.
14580 (pass_call_cdce): New gimple pass.
14581 * passes.c: (init_optimization_passes): New pass.
14582 * tree-pass.h: New pass declaration.
14583 * opts.c (decode_options): New flag setting.
14584 * common.opt: Add -ftree-builtin-call-dce flag.
14585 * Makefile.in: Add new source file.
14586 * tempvar.def: New tv_id.
14587 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
14589 2008-06-04 Richard Guenther <rguenther@suse.de>
14591 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
14592 (is_call_clobbered): Always check var_ann->call_clobbered.
14593 (mark_call_clobbered): Always set var_ann->call_clobbered.
14594 (clear_call_clobbered): Always clear var_ann->call_clobbered.
14595 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
14596 (reset_alias_info): Clear call clobbering info on MTAGs and
14598 (set_pt_anything): Set pt_global_mem.
14599 (create_tag_raw): Adjust comment.
14600 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
14602 2008-06-04 Joseph Myers <joseph@codesourcery.com>
14603 Maxim Kuvyrkov <maxim@codesourcery.com>
14605 * config/m68k/m68k.opt (mxgot): New option.
14606 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
14607 (m68k_output_addr_const_extra): New.
14608 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
14609 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
14610 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
14611 * doc/invoke.texi (M680x0 Options): Document -mxgot.
14613 2008-06-04 Richard Guenther <rguenther@suse.de>
14615 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
14616 negative or non-representable offsets.
14618 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
14620 * config/i386/i386.c (ix86_gen_leave): New.
14621 (ix86_gen_pop1): Likewise.
14622 (ix86_gen_add3): Likewise.
14623 (ix86_gen_sub3): Likewise.
14624 (ix86_gen_sub3_carry): Likewise.
14625 (ix86_gen_one_cmpl2): Likewise.
14626 (ix86_gen_monitor): Likewise.
14627 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
14628 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
14629 ix86_gen_one_cmpl2 and ix86_gen_monitor.
14630 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
14631 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
14632 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
14633 (ix86_expand_epilogue): Updated.
14634 (print_operand): Handle integer register operand for 'z'.
14635 (ix86_expand_strlensi_unroll_1): Likewise.
14636 (ix86_expand_strlen): Likewise.
14637 (ix86_expand_builtin): Likewise.
14638 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
14639 mov{q}/mov{l} and add{q}/add{l}.
14641 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14643 * config/i386/i386.md (P): New mode iterator.
14644 (SFmode push_operand splitter): Macroize DImode and SImode pushes
14645 using P mode iterator.
14646 (DFmode push_operand splitter): Ditto.
14647 (XFmode push_operand splitter): Ditto.
14648 (DFmode float_extend SFmode push_operand splitter): Ditto.
14649 (XFmode float_extend SFmode push_operand splitter): Do not generate
14650 SImode pushes for 64bit target. Macroize Dimode and SImode
14651 pushes using P mode iterator.
14652 (XFmode float_extend DFmode push_operand splitter): Ditto.
14654 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14656 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
14657 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
14658 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
14659 return type to int.
14660 (ix86_call_abi_override): Remove check for call_used_regs.
14662 2008-06-03 Richard Guenther <rguenther@suse.de>
14664 * tree-ssa-structalias.c (find_func_aliases): Add constraints
14665 for the lhs of calls if the return type contains pointers.
14667 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14669 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
14670 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
14671 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
14672 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
14673 of cfun and DEFAULT_ABI to deceide abi mode.
14674 (DEFAULT_ABI): New.
14675 (REG_PARM_STACK_SPACE): Removed.
14676 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
14677 (STACK_BOUNDARY): Use default target to deceide stack boundary.
14678 * config/i386/i386-protos.h (ix86_cfun_abi): New.
14679 (ix86_function_abi): Likewise.
14680 (ix86_function_type_abi): Likewise.
14681 (ix86_call_abi_override): Likewise.
14682 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
14683 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
14684 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
14685 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
14687 (X86_64_REGPARM_MAX): New.
14688 (X86_64_SSE_REGPARM_MAX): New.
14689 (X64_REGPARM_MAX): New.
14690 (X64_SSE_REGPARM_MAX): New.
14691 (X86_32_REGPARM_MAX): New.
14692 (X86_32_SSE_REGPARM_MAX): New.
14693 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
14694 (ix86_function_regparm): Handle user calling abi.
14695 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
14696 by DEFAULT_ABI versus SYSV_ABI check.
14697 (ix86_reg_parm_stack_space): New.
14698 (ix86_function_type_abi): New.
14699 (ix86_call_abi_override): New.
14700 (ix86_function_abi): New.
14701 (ix86_cfun_abi): New.
14702 (init_cumulative_args): Call abi specific initialization.
14703 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
14704 (function_arg_64): Extend SSE_REGPARM_MAX check.
14705 (function_arg (): Remove TARGET_64BIT_MS_ABI.
14706 (ix86_pass_by_reference): Likewise.
14707 (ix86_function_value_regno_p): Likewise.
14708 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
14709 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
14710 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
14711 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
14712 (setup_incoming_varargs_64): Adjust regparm for call abi.
14713 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
14714 (ix86_va_start): Likewise.
14715 (ix86_gimplify_va_arg): Likewise.
14716 (ix86_expand_prologue): Likewise.
14717 (output_pic_addr_const): Likewise.
14718 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
14719 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
14720 (x86_output_mi_thunk): Likewise.
14721 (x86_function_profiler): Likewise.
14722 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
14723 (SYSV_ABI, MS_ABI): New constants.
14724 (DEFAULT_ABI): New.
14725 (init_regs): Add prototype of function in regclass.c file.
14726 (OVERRIDE_ABI_FORMAT): New.
14727 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
14728 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
14729 (OUTGOING_REG_PARM_STACK_SPACE): New.
14730 (ix86_reg_parm_stack_space): New prototype.
14731 (CUMULATIVE_ARGS): Add call_abi member.
14732 (machine_function): Add call_abi member.
14733 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
14734 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
14736 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
14739 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
14740 (avr_builtin_setjmp_frame_value): New function.
14741 * config/avr/avr.md (nonlocal_goto_receiver): Define.
14742 (nonlocal_goto): Define.
14744 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
14746 * config/mips/mips.c (mips_emit_loadgp): Return early if
14747 there is nothing do to, otherwise emit a blockage if
14748 !TARGET_EXPLICIT_RELOCS || crtl->profile.
14749 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
14751 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14753 * configure.ac: Drop unneeded backslash ending up in config.in.
14754 * acinclude.m4: Likewise.
14755 * config.in: Regenerate.
14757 2008-05-26 Jan Hubicka <jh@suse.cz>
14759 * predict.c (maybe_hot_frequency_p): Break out of...
14760 (maybe_hot_bb_p): ... here.
14761 (maybe_hot_edge_p): New.
14762 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
14763 * basic-block.h (maybe_hot_edge_p): Declare.
14765 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14767 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
14768 (*cmpfp_<mode>_cc): Ditto.
14769 (*fp_jcc_8<mode>_387): Ditto.
14770 (*fop_<MODEF:mode>_2_i387): Ditto.
14771 (*fop_<MODEF:mode>_3_i387): Ditto.
14772 (*fop_xf_2_i387): Ditto.
14773 (*fop_xf_3_i387): Ditto.
14775 2008-06-02 Tomas Bily <tbily@suse.cz>
14777 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
14779 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14781 * config/mips/mips.c (mips_valid_offset_p): New function.
14782 (mips_valid_lo_sum_p): Likewise.
14783 (mips_classify_address): Use them.
14784 (mips_force_address): New function.
14785 (mips_legitimize_address): Use it.
14786 * config/mips/mips.md (MOVE128): New mode iterator.
14787 (movtf): Require TARGET_64BIT. Remove empty strings.
14788 (*movtf_internal): Rename to...
14789 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
14790 of "R" and use {,fp}{load,store} attributes instead of "multi".
14791 Use a separate define_split.
14792 (*movtf_mips16): New pattern.
14794 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14796 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
14797 * config/mips/mips.c (mips_expand_before_return): New function.
14798 (mips_expand_epilogue): Call it.
14799 * config/mips/mips.md (return): Turn into a define_expand.
14800 (*return): New insn.
14802 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14804 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
14805 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
14806 functions. Do not emit uses and clobbers of CONCATs; individually
14807 use and clobber their operands.
14808 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
14809 gen_clobber, emit_use and gen_use.
14810 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
14811 (expand_builtin_return): Likewise.
14812 * cfgbuild.c (count_basic_blocks): Likewise.
14813 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
14814 * explow.c (emit_stack_restore): Likewise.
14815 * expmed.c (extract_bit_field_1): Likewise.
14816 * expr.c (convert_move, emit_move_complex_parts): Likewise.
14817 (emit_move_multi_word, store_constructor): Likewise.
14818 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
14819 (thread_prologue_and_epilogue_insns): Likewise.
14820 * lower-subreg.c (resolve_simple_move): Likewise.
14821 * optabs.c (widen_operand, expand_binop): Likewise.
14822 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
14823 * reload.c (find_reloads): Likewise.
14824 * reload1.c (eliminate_regs_in_insn): Likewise.
14825 * stmt.c (expand_nl_goto_receiver): Likewise.
14826 * config/alpha/alpha.md (builtin_longjmp): Likewise.
14827 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
14828 * config/arm/arm.c (arm_load_pic_register): Likewise.
14829 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
14830 * config/arm/arm.md (untyped_return): Likewise.
14831 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
14832 * config/avr/avr.c (expand_prologue): Likewise.
14833 * config/bfin/bfin.c (do_unlink): Likewise.
14834 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
14835 * config/cris/cris.c (cris_expand_prologue): Likewise.
14836 * config/darwin.c (machopic_indirect_data_reference): Likewise.
14837 (machopic_legitimize_pic_address): Likewise.
14838 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
14839 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
14840 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
14841 (ix86_expand_convert_uns_didf_sse): Likewise.
14842 (ix86_expand_vector_init_general): Likewise.
14843 * config/ia64/ia64.md (eh_epilogue): Likewise.
14844 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
14845 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
14846 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
14847 (config/iq2000/iq2000.c): Likewise.
14848 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
14849 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
14850 (builtin_longjmp): Likewise.
14851 * config/mn10300/mn10300.md (call, call_value): Likewise.
14852 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
14853 * config/pdp11/pdp11.md (abshi2): Likewise.
14854 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14855 * config/s390/s390.c (s390_emit_prologue): Likewise.
14856 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
14857 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
14858 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
14859 * config/sh/sh.c (prepare_move_operands): Likewise.
14860 (output_stack_adjust, sh_expand_epilogue): Likewise.
14861 (sh_set_return_address, sh_expand_t_scc): Likewise.
14862 * config/sparc/sparc.c (load_pic_register): Likewise.
14863 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
14864 * config/spu/spu.c (spu_expand_epilogue): Likewise.
14865 * config/v850/v850.c (expand_epilogue): Likewise.
14867 2008-05-31 Anatoly Sokolov <aesok@post.ru>
14869 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
14870 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
14871 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
14872 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
14873 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
14874 stack pointer register.
14875 (output_movhi): Remove code for interrupt specific writing to the
14876 stack pointer register.
14878 2008-05-31 Richard Guenther <rguenther@suse.de>
14880 PR tree-optimization/34244
14881 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
14882 (tree_expr_nonzero_warnv_p): Likewise.
14883 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14884 ssa_name_nonnegative_p.
14885 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
14886 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
14887 not tree_expr_nonzero_warnv_p.
14889 PR tree-optimization/36262
14891 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
14893 PR tree-optimization/34244
14894 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
14895 (record_numbers_of_iterations): New function.
14896 (execute_vrp): Cache the numbers of iterations of loops.
14897 * tree-scalar-evolution.c (scev_reset_except_niters):
14899 (scev_reset): Use scev_reset_except_niters.
14900 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
14902 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
14904 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
14905 __WORKAROUND_RETS when appropriate.
14907 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14909 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
14910 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
14912 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
14913 *fop_df_comm_sse insn patterns using MODEF mode iterator.
14914 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
14915 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
14916 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
14917 *fop_df_1_mixed insn patterns using MODEF mode iterator.
14918 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
14919 *fop_df_1_sse insn patterns using MODEF mode iterator.
14920 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
14921 *fop_df_1_i387 insn patterns using MODEF mode iterator.
14922 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
14923 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
14924 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
14925 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
14926 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
14927 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
14928 (*fop_xf_4_i387): Use <MODE> for mode attribute.
14929 (*fop_xf_5_i387): Ditto.
14930 (*fop_xf_6_i387): Ditto.
14932 2008-05-30 Richard Guenther <rguenther@suse.de>
14934 * builtins.c (build_string_literal): Avoid generating
14935 a non-gimple_val result.
14937 2008-05-30 DJ Delorie <dj@redhat.com>
14939 * exec-tool.in: Use an environment variable (private) instead of a
14940 file (shared) as a semaphore, so as to not break parallel builds.
14942 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14944 * optabs.c (maybe_encapsulate_block): Remove.
14945 (emit_libcall_block): Adjust accordingly.
14946 * optabs.h (maybe_encapsulate_block): Remove prototype.
14948 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
14949 Don't use maybe_encapsulate_block.
14951 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14953 * config/rs6000/rs6000.c (rs6000_legitimize_address,
14954 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
14955 rtx is a SYMBOL_REF before calling get_pool_constant.
14957 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
14959 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
14961 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
14963 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
14964 rather than OS names to choose INO_T_EQ definition.
14965 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
14966 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
14968 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
14971 * config/darwin-f.c: New.
14972 * config/t-darwin: Added rule to build darwin-f.o.
14973 * config.gcc: Defined new variable, fortran_target_objs.
14974 (*-*-darwin*): Set fortran_target_objs.
14975 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
14976 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
14977 * configure: Regenerated.
14979 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
14982 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
14983 canonical type if needed.
14985 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
14987 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
14989 2008-05-29 Richard Guenther <rguenther@suse.de>
14991 PR tree-optimization/36343
14992 PR tree-optimization/36346
14993 PR tree-optimization/36347
14994 * tree-flow.h (clobber_what_p_points_to): Declare.
14995 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
14996 pointed-to variable is dereferenced is irrelevant to whether
14997 the pointer can access the pointed-to variable.
14998 (clobber_what_p_points_to): New function.
14999 * tree-ssa-alias.c (set_initial_properties): Use it.
15000 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
15001 call clobber check for NMTs.
15003 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15005 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
15006 for printing gcov_type.
15008 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15010 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
15011 and the eh region information.
15012 * value-prof.c (gimple_move_stmt_histograms): New function.
15013 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
15015 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
15017 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
15019 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15021 * value-prof.c (tree_ic_transform): Print counts.
15022 * tree-profile.c (tree_gen_ic_func_profiler):
15023 Clear __gcov_indreict_call_callee variable to avoid misattribution
15026 2008-05-28 Rafael EspÃndola <espindola@google.com>
15028 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
15031 2008-05-28 Richard Guenther <rguenther@suse.de>
15033 PR tree-optimization/36339
15034 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
15035 and clobbering code out of the loop.
15037 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15039 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15042 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15043 s390_contiguous_bitmask_p, s390_symref_operand_p,
15044 s390_check_symref_alignment, s390_reload_larl_operand,
15045 s390_reload_symref_address): New functions.
15046 (s390_branch_condition_mnemonic): Support compare and branch
15048 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15049 and 'W' constraints.
15050 (s390_secondary_reload): Add secondary reloads for unaligned
15051 symbol refs or symbol refs to floating point or QI/TI mode
15053 (legitimate_address_p): Accept symbol references as addresses.
15054 (s390_expand_insv): Use rotate and insert selected bits
15055 instruction for insv when building for z10.
15056 (print_operand_address): Handle symbol ref addresses.
15057 (print_operand): Output modifier 'c' added for signed byte values.
15058 (s390_encode_section_info): Mark symbol refs with
15059 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15061 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15062 (length attribute): RRF, RRR have 4 byte length.
15063 (FPALL, INTALL): New mode iterators added.
15064 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15065 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15066 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15067 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15068 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15069 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15070 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15071 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15073 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15074 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15075 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15076 reload<INTALL:mode><P:mode>_toreg_z10,
15077 reload<FPALL:mode><P:mode>_tomem_z10,
15078 reload<FPALL:mode><P:mode>_toreg_z10,
15079 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15080 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15081 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15082 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15084 (movmem, clrmem, cmpmem): New splitters added.
15086 * config/s390/predicates.md (larl_operand): Use
15087 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15088 SYMBOL_REF_ALIGN1_P.
15089 (s390_signed_integer_comparison,
15090 s390_unsigned_integer_comparison): New predicates.
15092 * config/s390/s390-protos.h (s390_check_symref_alignment,
15093 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15094 s390_reload_symref_address,
15095 s390_compare_and_branch_condition_mask): Prototypes added.
15097 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15098 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15099 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15101 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15103 * config/s390/s390.c (z10_cost): New cost function for z10.
15104 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15105 (s390_issue_rate): Adjust issue rate for z10.
15106 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15107 (processor_flags): Add PF_Z10.
15108 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15109 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15110 * gcc/config.gcc: Add z10.
15112 2008-05-28 Richard Guenther <rguenther@suse.de>
15114 PR tree-optimization/36291
15115 * tree-flow. h (struct gimple_df): Remove var_anns member.
15116 * tree-flow-inline.h (gimple_var_anns): Remove.
15117 (var_ann): Simplify.
15118 * tree-dfa.c (create_var_ann): Simplify.
15119 (remove_referenced_var): Clear alias info from var_anns of globals.
15120 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15121 (delete_tree_ssa): Clear alias info from var_anns of globals.
15122 Do not free var_anns.
15123 (var_ann_eq): Remove.
15124 (var_ann_hash): Likewise.
15126 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15128 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15129 and loongson2f entries.
15130 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15131 * config/mips/mips.h (processor_type): Add Loongson-2E
15132 and Loongson-2F entries.
15133 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15134 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15135 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15136 * doc/invoke.texi (MIPS Options): Document loongson2e
15137 and loongson2f processor names.
15139 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15143 * config/i386/i386.c (ix86_function_arg_boundary): Use
15144 alignment of canonical type.
15145 (ix86_expand_vector_move): Check unaligned memory access for
15148 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15150 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15151 Moved to the front of file.
15153 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15154 H.J. Lu <hongjiu.lu@intel.com>
15156 * dwarf2out.c (current_fde): New.
15158 (lookup_cfa:): Likewise.
15159 (dwarf2out_end_epilogue): Likewise.
15160 (dwarf2out_note_section_used): Likewise.
15162 2008-05-27 Michael Matz <matz@suse.de>
15165 * c.opt (Wenum-compare): New warning option.
15166 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15168 2008-05-27 Michael Matz <matz@suse.de>
15170 PR middle-end/36326
15171 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15173 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15174 into memory as tail calls.
15176 2008-05-27 Richard Guenther <rguenther@suse.de>
15178 PR tree-optimization/36339
15179 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15180 pointers cause all addressable variables to be call clobbered.
15182 2008-05-27 Richard Guenther <rguenther@suse.de>
15184 PR tree-optimization/36245
15185 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15187 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15189 * config/s390/s390.md: Replace all occurences of the 'm'
15190 constraint with 'RT'.
15192 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15194 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15196 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15198 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15199 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15200 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15202 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15204 * reload.c: (find_reloads): Skip alternatives according to the
15205 "enabled" attribute. Constify the constraint variable.
15206 * recog.c (get_attr_enabled): Add default implementation.
15207 (extract_insn): Set the alternative_enabled_p array
15208 in the recog_data struct.
15209 (preprocess_constraints, constrain_operands): Skip
15210 alternatives according to the "enabled" attribute
15211 * recog.h (struct recog_data): New field alternative_enabled_p.
15212 (skip_alternative): New inline function.
15213 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15214 (record_reg_classes): Skip alternative according to the
15215 "enabled" attribute.
15217 * doc/md.texi: Add documention for the "enabled" attribute.
15219 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15221 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15222 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15223 constraint with TARGET_MEM_CONSTRAINT.
15224 * recog.c (asm_operand_ok, preprocess_constraints,
15225 constrain_operands): Likewise.
15226 * regclass.c (record_reg_classes): Likewise.
15227 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15228 * reload1.c (maybe_fix_stack_asms): Likewise.
15229 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15230 * recog.h: Adjust comment.
15231 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15232 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15233 * doc/md.texi: Add a note to description of 'm' constraint.
15234 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15236 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15238 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15239 that the bitfield is of integral type before testing its precision.
15241 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15242 Sa Liu <saliu@de.ibm.com>
15244 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15245 __modti3, __udivti3, __umodti3 and __udivmodti4.
15246 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15247 that implement TImode mul and div functions.
15248 * config/spu/multi3.c: New. Implement __multi3.
15249 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15250 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15253 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15255 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15256 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15257 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15258 tls_sysv_suffix): New mode and mode attribute iterators.
15259 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15260 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15261 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15262 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15263 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15266 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15268 PR tree-optimization/36329
15269 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15270 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15271 * cgraphbuild.c (initialize_inline_failed): Use the latter
15272 macro in lieu of the former.
15273 * ipa-inline.c (cgraph_mark_inline): Likewise.
15274 (cgraph_decide_inlining_of_small_function): Likewise.
15275 (cgraph_decide_inlining): Likewise.
15276 (cgraph_decide_inlining_incrementally): Likewise.
15278 2008-05-26 Tristan Gingold <gingold@adacore.com>
15279 Anatoly Sokolov <aesok@post.ru>
15281 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15282 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15283 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15284 optimization for 'avr6' architecture.
15286 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15289 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15291 2008-05-26 Richard Guenther <rguenther@suse.de>
15293 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15294 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15296 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15298 PR middle-end/36253
15299 * caller-save.c (insert_restore): Verify alignment of spill space.
15300 (insert_save): Likewise.
15301 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15302 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15303 (STACK_SLOT_ALIGNMENT): Likewise.
15304 * function.c (LOCAL_ALIGNMENT): Removed.
15305 (get_stack_local_alignment): New.
15306 (assign_stack_local): Use it. Set alignment on stack slot.
15307 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15308 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15309 (STACK_SLOT_ALIGNMENT): New.
15310 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15311 stack slot in XFmode.
15313 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15315 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15318 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15319 argument operand in rax isn't removed.
15321 2008-05-26 Richard Guenther <rguenther@suse.de>
15323 PR middle-end/36300
15324 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15325 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15327 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15330 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15332 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15334 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15335 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15337 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15339 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15340 build a trampoline if we don't want one.
15341 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15342 return zero for nested functions if we don't want a trampoline.
15344 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15346 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15348 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15351 * c.opt: Removed undocumented option '-lang-fortran'.
15352 * c-common.h: Removed global variable 'lang_fortran'.
15353 * c-opts.c (c_common_handle_option): Removed code to handle
15354 option '-lang-fortran'. Updated includes.
15355 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15356 definition of '__GFORTRAN__'.
15357 (define__GNUC__): Reimplemented to use BASEVER and
15358 cpp_define_formatted.
15359 (builtin_define_with_value_n): Removed.
15360 * c-incpath.h: Renamed to ...
15361 * incpath.h: ... this.
15362 * c-incpath.c: Renamed to ...
15363 * incpath.c: ... this. Updated includes.
15364 * fix-header.c: Updated includes.
15365 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15366 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15367 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15369 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15371 * tree.h: Update the table of flags used on tree nodes.
15372 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15373 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15374 (FORCED_LABEL): Add access check.
15375 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15376 (ASM_INPUT_P): Likewise.
15377 (ASM_VOLATILE_P): Likewise.
15378 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15379 (OMP_SECTION_LAST): Access private_flag directly.
15380 (OMP_RETURN_NOWAIT): Likewise.
15381 (OMP_PARALLEL_COMBINED): Likewise.
15382 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15383 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15384 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15385 deprecated_flag directly.
15387 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15389 * final.c (frame_pointer_needed): Removed.
15390 * flags.h (frame_pointer_needed): Likewise.
15392 * function.h (rtl_data): Add frame_pointer_needed.
15393 (frame_pointer_needed): New.
15395 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15397 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15399 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15401 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15404 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15406 * c-common.c (strip_array_types): Move function to..
15408 (get_inner_array_type): Delete.
15409 * c-common.h (strip_array_types): Move declaration to..
15411 (get_inner_array_type): Delete.
15412 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15413 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15414 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15415 * config/pa/pa.c (emit_move_sequence): Likewise.
15417 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15419 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15422 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15424 * function.c: Include target hook for nonlocal_goto frame value.
15426 2008-05-24 Richard Guenther <rguenther@suse.de>
15428 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15429 variable can be only accessed through a pointer or a union.
15431 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15433 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15434 * doc/extend.texi: Likewise.
15436 2008-05-23 DJ Delorie <dj@redhat.com>
15438 * config/m32c/jump.md (untyped_call): Add.
15440 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15441 for A24 to PSImode.
15442 (m32c_address_cost): Detail costs for indirect offsets.
15444 2008-05-23 Rafael EspÃndola <espindola@google.com>
15446 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15447 if a node is a SUBREG.
15448 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15451 2008-05-23 Paul Brook <paul@codesourcery.com>
15452 Carlos O'Donell <carlos@codesourcery.com>
15454 * doc/extend.texi: Clarify use of __attribute__((naked)).
15455 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15456 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15457 * function.c (use_register_for_decl): Use
15458 targetm.calls.allocate_stack_slots_for_args.
15459 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15460 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15461 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15463 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15465 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
15467 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
15469 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
15470 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
15471 is only rounded once.
15473 2008-05-23 Richard Guenther <rguenther@suse.de>
15475 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
15477 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
15478 Jakub Jelinek <jakub@redhat.com>
15481 * configure.ac: Handle --enable-cld.
15482 * configure: Regenerated.
15483 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
15484 * config/i386/i386.h (struct machine_function): Add needs_cld field.
15485 (ix86_current_function_needs_cld): New define.
15486 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
15487 (cld): New isns pattern.
15488 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
15489 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
15490 * config/i386/i386.opt (mcld): New option.
15491 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
15492 TARGET_CLD and ix86_current_function_needs_cld.
15493 (override_options): Use -mcld by default for 32-bit code if
15496 * doc/install.texi (Options specification): Document --enable-cld.
15497 * doc/invoke.texi (Machine Dependent Options)
15498 [i386 and x86-64 Options]: Add -mcld option.
15499 (Intel 386 and AMD x86-64 Options): Document -mcld option.
15501 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
15502 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
15503 (return_in_memory_64): Likewise.
15504 (return_in_memory_ms_64): Likewise.
15506 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15508 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
15509 * builtins.c (fold_builtin_fpclassify): New.
15510 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
15511 * builtins.def (BUILT_IN_FPCLASSIFY): New.
15512 * c-common.c (handle_type_generic_attribute): Adjust to accept
15513 fixed arguments before an elipsis.
15514 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
15515 * doc/extend.texi: Document __builtin_fpclassify.
15517 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
15519 * omp-low.c (gate_expand_omp_ssa): Remove.
15520 (pass_expand_omp_ssa): Remove.
15521 (gate_expand_omp): Do not check for flag_openmp_ssa.
15522 * common.opt (-fopenmp-ssa): Remove.
15523 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
15525 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
15527 * config/sh/sh.opt (mfixed-range): New option.
15528 * config/sh/sh-protos.h (sh_fix_range): Declare.
15529 * config/sh/sh.c (sh_fix_range): New function.
15530 * config/sh/sh.h (sh_fixed_range_str): Declare.
15531 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
15533 * doc/invoke.texi (SH Options): Document -mfixed-range.
15535 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
15537 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
15538 it before the redeclaration.
15540 2008-05-22 Anatoly Sokolov <aesok@post.ru>
15542 * config/avr/avr.c (get_sequence_length): Add new function.
15543 (expand_prologue, expand_epilogue): Remove duplicate code.
15545 2008-05-22 Rafael EspÃndola <espindola@google.com>
15547 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
15550 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
15552 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
15553 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
15555 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
15556 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
15557 (vect_update_misalignment_for_peel): Likewise.
15558 (vector_alignment_reachable_p): Likewise.
15559 * tree-vect-transform.c (vectorizable_load): Likewise.
15560 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
15561 (get_vectype_for_scalar_type): Pass mode of scalar_type
15562 to UNITS_PER_SIMD_WORD.
15564 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
15565 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
15566 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
15567 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
15568 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
15570 2008-05-22 Ira Rosen <irar@il.ibm.com>
15572 PR tree-optimization/36293
15573 * tree-vect-transform.c (vect_transform_strided_load): Don't check
15574 if the first load must be skipped because of a gap.
15576 2008-05-22 Richard Guenther <rguenther@suse.de>
15578 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
15579 more cases of offset disambiguation that is possible if
15580 strict-aliasing rules apply.
15581 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
15582 for basic offset and type-based disambiguation.
15584 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15586 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
15587 ix86_expand_vector_set on V16QImode for SSE4.1.
15589 2008-05-21 Tom Tromey <tromey@redhat.com>
15591 * c.opt (Wimport): Mark as undocumented.
15592 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
15594 (Warning Options): Likewise.
15595 * doc/cppopts.texi: Don't mention -Wimport.
15597 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
15599 PR tree-optimization/36287
15600 PR tree-optimization/36286
15601 * lambda-code.c (build_access_matrix): Do not use the loop->num
15602 for computing the number of induction variables: use the loop depth
15605 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
15608 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
15609 option -f(no-)leading-underscore.
15611 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15613 * config/i386/i386.c (ix86_expand_vector_init_general): Use
15614 GET_MODE_NUNITS (mode).
15616 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
15618 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
15619 (-mmulhw): Add 464 to description.
15620 (-mdlmzb): Likewise.
15621 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
15622 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
15624 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
15625 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
15626 * config/rs6000/rs6000.md: Update comments for 464.
15628 2008-05-21 Janis Johnson <janis187@us.ibm.com>
15630 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
15632 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15634 * config/i386/sse.md (vec_extractv4sf): Removed.
15635 (vec_extractv2df): Likewise.
15636 (vec_extractv2di): Likewise.
15637 (vec_extractv4si): Likewise.
15638 (vec_extractv8hi): Likewise.
15639 (vec_extractv16qi): Likewise.
15640 (vec_extract<mode>): New.
15642 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15644 * config/i386/sse.md (vec_setv4sf): Removed.
15645 (vec_setv2df): Likewise.
15646 (vec_setv2di): Likewise.
15647 (vec_setv4si): Likewise.
15648 (vec_setv8hi): Likewise.
15649 (vec_setv16qi): Likewise.
15650 (vec_set<mode>): New.
15652 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15654 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
15655 goto for vec_concat and vec_interleave.
15657 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15659 * config/i386/sse.md (vec_initv4sf): Removed.
15660 (vec_initv2df): Likewise.
15661 (vec_initv2di): Likewise.
15662 (vec_initv4si): Likewise.
15663 (vec_initv8hi): Likewise.
15664 (vec_initv16qi): Likewise.
15665 (vec_init<mode>): New.
15667 2008-05-21 Joseph Myers <joseph@codesourcery.com>
15669 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
15671 2008-05-21 Tom Tromey <tromey@redhat.com>
15673 * ggc-zone.c (lookup_page_table_if_allocated): New function.
15674 (zone_find_object_offset): Likewise.
15675 (gt_ggc_m_S): Likewise.
15676 (highest_bit): Likewise.
15677 * ggc-page.c (gt_ggc_m_S): New function.
15678 * stringpool.c (string_stack): Remove.
15679 (init_stringpool): Update.
15680 (ggc_alloc_string): Use ggc_alloc.
15681 (maybe_delete_ident): New function.
15682 (ggc_purge_stringpool): Likewise.
15683 (gt_ggc_m_S): Remove.
15684 * ggc-common.c (ggc_protect_identifiers): New global.
15685 (ggc_mark_roots): Call ggc_purge_stringpool. Use
15686 ggc_protect_identifiers.
15687 * ggc.h (ggc_protect_identifiers): Declare.
15688 (gt_ggc_m_S): Update.
15689 (ggc_purge_stringpool): Declare.
15690 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
15691 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
15693 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
15695 2008-05-21 David S. Miller <davem@davemloft.net>
15697 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
15700 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
15702 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
15705 2008-05-20 David Daney <ddaney@avtrex.com>
15707 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
15708 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
15709 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15710 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15711 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
15712 (atomic_hiqi_op): New define_code_iterator.
15713 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
15714 mips_expand_compare_and_swap_12.
15715 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
15716 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
15717 (sync_<optab><mode>, sync_old_<optab><mode>,
15718 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
15719 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
15720 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
15721 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
15722 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
15723 (test_and_set_12): New insn.
15724 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
15725 sync_new_<optab><mode>, sync_old_nand<mode>,
15726 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
15727 clobber to operand 0 for SI and DI mode insns.
15728 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
15729 mips_gen_fn_4): New typedefs.
15730 (mips_gen_fn_ptrs): Define new union type.
15731 (mips_expand_compare_and_swap_12): Remove declaration.
15732 (mips_expand_atomic_qihi): Declare function.
15733 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
15734 (mips_expand_atomic_qihi): ... this. Use new generator function
15736 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
15737 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
15738 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
15739 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
15740 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
15741 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
15742 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
15743 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
15744 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
15745 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
15748 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
15750 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
15753 2008-05-20 Anatoly Sokolov <aesok@post.ru>
15755 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
15756 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
15757 (avr_attribute_table): Add 'OS_main' function attribute.
15758 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
15759 functions with 'OS_main' attribute.
15761 2008-05-20 Richard Guenther <rguenther@suse.de>
15763 PR tree-optimization/35204
15764 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
15765 helper, split out from ...
15766 (DFS): ... here. Make the DFS walk non-recursive.
15768 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
15769 Jan Sjodin <jan.sjodin@amd.com>
15771 PR tree-optimization/36181
15772 * tree-parloops.c (loop_has_vector_phi_nodes): New.
15773 (parallelize_loops): Don't parallelize when the loop has vector
15776 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15777 Sebastian Pop <sebastian.pop@amd.com>
15779 * tree-loop-linear.c (gather_interchange_stats): Look in the access
15780 matrix, and never look at the tree representation of the memory
15782 (linear_transform_loops): Computes parameters and access matrices.
15783 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
15785 (access_matrix_get_index_for_parameter): New.
15786 * tree-data-ref.h (struct access_matrix): New.
15787 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
15788 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
15789 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
15790 am_vector_index_for_loop): New.
15791 (struct data_reference): Add field access_matrix.
15792 (DR_ACCESS_MATRIX): New.
15793 (compute_data_dependences_for_loop): Update declaration.
15794 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
15795 * lambda.h (lambda_vector_vec_p): Declared.
15796 * lambda-code.c: Depend on pointer-set.h.
15797 (lambda_collect_parameters_from_af, lambda_collect_parameters,
15798 av_for_af_base, av_for_af, build_access_matrix,
15799 lambda_compute_access_matrices): New.
15800 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
15802 2008-05-20 Joseph Myers <joseph@codesourcery.com>
15804 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
15805 $SOURCEDIR/include.
15807 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15808 Sebastian Pop <sebastian.pop@amd.com>
15810 PR tree-optimization/36206
15811 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
15813 (instantiate_scev_1): Rename flags to fold_conversions.
15814 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
15815 outeside instantiation_loop.
15816 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
15817 (evolution_function_is_affine_or_constant_p): Removed.
15818 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
15820 (analyze_siv_subscript): Pass in the loop nest number.
15821 Call evolution_function_is_affine_in_loop instead of
15822 evolution_function_is_affine_p.
15823 (analyze_overlapping_iterations): Pass in the loop nest number.
15825 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15826 Sebastian Pop <sebastian.pop@amd.com>
15828 PR tree-optimization/36206
15829 * tree-chrec.h (chrec_fold_op): New.
15830 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
15833 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
15835 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
15837 (remove_duplicates): Do not set inode on non-inode systems.
15840 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
15842 * config.gcc (tm_file): Update comments about relative pathnames.
15844 2008-05-20 Richard Guenther <rguenther@suse.de>
15846 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
15847 * tree-ssa-sccvn.c (process_scc): Likewise.
15848 * tree-ssa-sink.c (execute_sink_code): Likewise.
15849 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
15850 * tree-vrp.c (process_assert_insertions): Likewise.
15851 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15852 (perform_tree_ssa_dce): Likewise.
15853 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15854 (dump_dominator_optimization_stats): Likewise.
15855 * tree-vectorizer.c (vectorize_loops): Likewise.
15857 2008-05-20 Richard Guenther <rguenther@suse.de>
15859 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
15861 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
15863 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
15864 (ix86_i386elf_return_in_memory): Likewise.
15865 (ix86_i386interix_return_in_memory): Likewise.
15866 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
15867 (SUBTARGET_RETURN_IN_MEMORY): New.
15868 * config/i386/i386elf.h: Likewise.
15869 * config/i386/ptx4-i.h: Likewise.
15870 * config/i386/sol2-10.h: Likewise.
15871 * config/i386/sysv4.h: Likewise.
15872 * config/i386/vx-common.h: Likewise.
15873 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
15874 * config/i386/i386.c (ix86_return_in_memory): Made static and
15875 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
15876 (ix86_i386elf_return_in_memory): Removed.
15877 (ix86_i386interix_return_in_memory): Removed.
15878 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
15879 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
15881 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
15883 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
15885 2008-05-19 Xinliang David Li <davidxl@google.com>
15887 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
15889 * common.opt: Ditto.
15890 * doc/invoke.texi: Ditto.
15892 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
15894 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
15895 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
15897 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15899 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
15900 sizes of operand array from 8/4 to 4/2.
15901 (ix86_expand_vector_init_general): Change size of operand array
15902 from 32 to 16. Remove op0, op1 and half_mode.
15904 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15906 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
15907 (ix86_expand_vector_init_interleave): Likewise.
15908 (ix86_expand_vector_init_general): Use them. Assert
15909 word_mode == SImode when n_words == 4.
15911 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
15913 * config/i386/i386.c (ix86_secondary_reload): New static function.
15914 (TARGET_SECONDARY_RELOAD): New define.
15915 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
15916 * config/i386/i386.md (reload_outqi): Remove.
15918 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15920 PR middle-end/35509
15921 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
15922 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
15923 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
15924 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
15925 (fold_builtin_1): Likewise.
15926 * builtins.def (BUILT_IN_ISINF_SIGN): New.
15927 c-common.c (check_builtin_function_arguments): Handle
15928 BUILT_IN_ISINF_SIGN.
15929 * doc/extend.texi: Document __builtin_isinf_sign.
15930 * fold-const.c (operand_equal_p): Handle COND_EXPR.
15932 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
15934 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
15935 EH cleanup at the end of the pass, search for those that have been
15936 turned into forwarder blocks and do the cleanup on their successor.
15938 2008-05-18 Richard Guenther <rguenther@suse.de>
15940 * tree-cfg.c (verify_gimple_expr): Allow conversions from
15941 pointers to sizetype and vice versa.
15943 2008-05-18 Xinliang David Li <davidxl@google.com>
15945 * gcc/tree-ssa-dce.c: Coding style fix.
15946 (check_pow): Documentation comment.
15947 (check_log): Documenation comment. Coding style fix.
15948 (is_unnecessary_except_errno_call): Ditto.
15949 (gen_conditions_for_pow): Ditto.
15950 (gen_conditions_for_log): Ditto.
15951 (gen_shrink_wrap_conditions): Ditto.
15952 (shrink_wrap_one_built_in_calls): Ditto.
15953 * gcc/doc/invoke.texi: Better documentation string.
15954 * ChangeLog: Fix wrong change log entries from
15955 May 17 checkin on function call DCE.
15957 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
15959 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
15961 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15963 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
15964 * df-problems.c (simulation routines): Fixed block comment to
15965 properly say how to add forwards scanning functions.
15967 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15969 * tree-inline.c (setup_one_parameter): Remove dead code.
15971 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15973 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
15974 a BIT_AND_EXPR only for an INTEGER_TYPE.
15976 2008-05-17 Xinliang David Li <davidxl@google.com>
15978 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
15979 (check_pow, check_log, is_unnecessary_except_errno_call): New
15980 functions to check for eliminating math functions that are pure
15981 except for setting errno.
15982 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
15983 general condition expressions for shrink-wrapping pow/log calls.
15984 (gen_shrink_wrap_conditions): Ditto.
15985 (shrink_wrap_one_built_in_call): Ditto.
15986 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
15987 (mark_operand_necessary): If debugging, output if OP is necessary.
15988 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
15990 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
15992 * gcc/common.opt: New user flag -ftree-builtin-dce.
15993 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
15995 2008-05-16 David S. Miller <davem@davemloft.net>
15997 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
15998 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16000 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
16003 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
16005 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16007 * ifcvt.c (dead_or_predicable): Rename
16008 df_simulate_one_insn_backwards to df_simulate_one_insn.
16009 * recog.c (peephole2_optimize): Ditto.
16010 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
16012 * df.h: Rename df_simulate_one_insn_backwards to
16013 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
16014 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
16015 scanning of defs and uses.
16016 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
16017 (df_simulate_one_insn_forwards): Removed.
16019 2008-05-16 Doug Kwan <dougkwan@google.com>
16021 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
16023 (real_from_string): Handle NaNs and Inf as approriate.
16025 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16027 * doc/gty.texi (Source Files Containing Type Information): Note
16028 that headers should appear first in the gtfiles list.
16030 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16032 * tree.def (COND_EXEC): Properly documented this code.
16034 2008-05-16 Diego Novillo <dnovillo@google.com>
16036 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
16037 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16040 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16042 * tree-ssa-dse (max_stmt_uid): Removed.
16043 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16044 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16045 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16046 * function.h (cfun.last_stmt_uid): New field.
16047 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16048 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16050 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16051 (create_stmt_ann): Initialize the ann->uid field.
16052 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16054 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16056 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16058 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16059 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16060 (init_empty_tree_cfg): Call it.
16062 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16064 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16067 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16069 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16070 * tree-dump.c (dump_options): New verbose option.
16071 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16073 * tree-pass.h (TDF_VERBOSE): New dump flag.
16074 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16075 (tree-flow.h): Added include.
16076 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16078 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16080 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16082 From Jie Zhang <jie.zhang@analog.com>
16083 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16084 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16085 mcpu=bf561-none and mcpu=bf561-0.2.
16086 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16087 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16088 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16089 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16090 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16091 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16092 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16094 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16095 (cputype_selected): Remove.
16096 (bfin_handle_option): Don't use cputype_selected.
16097 (override_options): When no mcpu option, enable all workarounds.
16098 Don't use bfin_workarounds.
16099 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16101 (DEFAULT_CPU_TYPE): Don't define.
16103 2008-05-16 Richard Guenther <rguenther@suse.de>
16105 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16106 on deletion of the last stmt.
16108 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16110 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16111 V8HImode for SSE2 and V16QImode for SSE4.1.
16113 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16115 * cgraph.h (compute_inline_parameters): Made public.
16116 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16117 variable_generate_summary, function_write_summary,
16118 variable_write_summary, variable_read_summary. Added generate_summary,
16119 write_summary, read_summary.
16120 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16121 pass_ipa_inline.function_generate_summary, to
16122 compute_inline_parameters.
16123 * ipa-inline.c (compute_inline_parameters): Made public and added
16125 (compute_inline_parameters_for_current): New function.
16126 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16127 (inline_generate_summary): Removed parameter and made to loop over
16129 (pass_ipa_inline): Updated for new IPA_PASS structure.
16130 * passes.c (execute_ipa_summary_passes): Now is called once per
16131 pass rather than once per node*pass.
16133 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16135 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16136 avr_have_mul_p, avr_asm_only_p): Remove variables.
16137 (avr_override_options): Remove initialization of removed variables.
16138 (avr_file_start): Convert removed variables to fields of
16139 'struct base_arch_s *avr_current_arch'.
16140 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16141 (AVR_HAVE_MUL): (Ditto.).
16142 (AVR_HAVE_MOVW): (Ditto.).
16143 (AVR_HAVE_LPMX): (Ditto.).
16144 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16145 avr_asm_only_p): Remove declaration.
16147 2008-05-15 Diego Novillo <dnovillo@google.com>
16149 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16150 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16152 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16154 PR middle-end/36194
16155 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16156 Don't call record_truncated_value from here.
16157 (record_truncated_value): Turn it into a for_each_rtx callback.
16158 (record_truncated_values): New function.
16159 (combine_instructions): Call note_uses with record_truncated_values.
16160 Change name of check_conversion to check_promoted_subreg.
16162 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16164 * doc/sourcebuild.texi: Document support for torture tests.
16166 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16168 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16169 to alternative 4 of operand 2.
16171 2008-05-15 Richard Guenther <rguenther@suse.de>
16173 * tree-pass.h (current_pass): Declare.
16174 (get_pass_for_id): Likewise.
16175 * passes.c (passes_by_id, passes_by_id_size): New globals.
16176 (set_pass_for_id): New function.
16177 (get_pass_for_id): Likewise.
16178 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16179 (execute_function_todo): Flush per function statistics.
16180 * toplev.c (compile_file): Init statistics.
16181 (general_init): Do early statistics initialization.
16182 (finalize): Finish statistics.
16183 * statistics.h (statistics_early_init): Declare.
16184 (statistics_init): Likewise.
16185 (statistics_fini): Likewise.
16186 (statistics_fini_pass): Likewise.
16187 (statistics_counter_event): Likewise.
16188 (statistics_histogram_event): Likewise.
16189 * statistics.c: New file.
16190 * Makefile.in (OBJS-common): Add statistics.o.
16191 (statistics.o): Add dependencies.
16192 * doc/invoke.texi (-fdump-statistics): Document.
16194 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16195 (insert): Likewise.
16196 (execute_pre): Use statistics_counter_event.
16197 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16198 (substitute_and_fold): Increment it. Use statistics_counter_event.
16200 2008-05-15 Diego Novillo <dnovillo@google.com>
16202 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16204 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16205 * tree-ssa-alias.c (new_type_alias): Remove references to
16206 sub-variables from comment.
16207 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16209 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16211 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16212 attribute to 1 only for insertps alternative.
16214 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16216 * config/bfin/bfin.md (loadbytes): New pattern.
16217 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16218 (bfin_init_builtins): Initialize it.
16219 (bdesc_1arg): Add it.
16221 2008-05-15 Sa Liu <saliu@de.ibm.com>
16223 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16224 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16225 * testsuite/lib/target-supports.exp: Add
16226 check_effective_target_fortran_integer_16.
16228 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16230 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16231 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16232 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16233 (TARGET_RETURN_IN_MEMORY): Define.
16235 2008-05-15 Richard Guenther <rguenther@suse.de>
16237 PR middle-end/36244
16238 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16239 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16240 represent unmodifiable vars.
16242 2008-05-15 Richard Guenther <rguenther@suse.de>
16244 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16245 INDIRECT_REF and TARGET_MEM_REF.
16246 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16249 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16250 H.J. Lu <hongjiu.lu@intel.com>
16252 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16253 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16254 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16255 insn alternatives. Add missing alternatives.
16256 (*vec_concatv2di_rex64_sse4_1): Likewise.
16257 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16258 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16259 Require TARGET_SSE.
16261 2008-05-15 Richard Guenther <rguenther@suse.de>
16263 PR tree-optimization/36009
16264 PR tree-optimization/36204
16265 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16266 (determine_invariantness_stmt): Record the loop a store is
16267 always executed in.
16268 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16271 2008-05-15 Richard Guenther <rguenther@suse.de>
16273 PR tree-optimization/34330
16274 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16275 through the pointer will alias the SMT.
16277 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16279 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16281 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16283 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16285 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16286 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16288 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16289 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16290 (vashl_optab): New optab for vector/vector shifts.
16291 (vashr_optab): Ditto.
16292 (vlshr_optab): Ditto.
16293 (vrotl_optab): Ditto.
16294 (vrotr_optab): Ditto.
16295 (optab_subtype): New enum for optab_for_tree_code call.
16296 (optab_for_tree_code): Add enum optab_subtype argument.
16298 * optabs.c (optab_for_tree_code): Take an additional argument to
16299 distinguish between a vector shift by a scalar and vector shift by
16300 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16301 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16302 vector shift by a vector.
16303 (expand_widen_pattern_expr): Pass additional argument to
16304 optab_for_tree_code.
16306 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16307 vrotl_optab, vrotr_optab.
16309 * expr.c (expand_expr_real_1): Update calls to
16310 optab_for_tree_code to distinguish between vector shifted by a
16311 scalar and vector shifted by a vector.
16312 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16313 (supportable_narrowing_operation): Ditto.
16314 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16315 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16316 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16317 (vect_create_epilog_for_reduction): Ditto.
16318 (vectorizable_reduction): Ditto.
16319 (vectorizable_operation): Ditto.
16320 (vect_strided_store_supported): Ditto.
16321 (vect_strided_load_supported): Ditto.
16322 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16323 * expmed.c (expand_shift): Ditto.
16325 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16327 (ashr@var{m}3): Ditto.
16328 (vashl@var{m}3): Document new vector/vector shift standard name.
16329 (vashr@var{m}3): Ditto.
16330 (vlshr@var{m}3): Ditto.
16331 (vrotl@var{m}3): Ditto.
16332 (vrotr@var{m}3): Ditto.
16334 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16335 (PPERM_INVERT): Ditto.
16336 (PPERM_REVERSE): Ditto.
16337 (PPERM_REV_INV): Ditto.
16338 (PPERM_ZERO): Ditto.
16339 (PPERM_ONES): Ditto.
16340 (PPERM_SIGN): Ditto.
16341 (PPERM_INV_SIGN): Ditto.
16342 (PPERM_SRC1): Ditto.
16343 (PPERM_SRC2): Ditto.
16345 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16346 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16347 allows a memory operand to be the value being added, and split it
16348 to improve vectorization.
16349 (sse5_pmacsdqh_mem): Ditto.
16350 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16351 (sse5_mulv2div2di3_high): Ditto.
16352 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16353 (vec_pack_trunc_v4si): Ditto.
16354 (vec_pack_trunc_v2di): Ditto.
16355 (sse5_pcmov_<mode>): Remove code that tried to use use
16356 andps/andnps instead of pcmov.
16357 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16358 pmacsdqh instructions.
16359 (vec_widen_smult_lo_v4si): Ditto.
16361 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16362 (PPERM_INVERT): Ditto.
16363 (PPERM_REVERSE): Ditto.
16364 (PPERM_REV_INV): Ditto.
16365 (PPERM_ZERO): Ditto.
16366 (PPERM_ONES): Ditto.
16367 (PPERM_SIGN): Ditto.
16368 (PPERM_INV_SIGN): Ditto.
16369 (PPERM_SRC1): Ditto.
16370 (PPERM_SRC2): Ditto.
16371 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16373 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16375 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16376 says ignore whether the last reference is a memory operand.
16378 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16379 Paolo Bonzini <bonzini at gnu dot org>
16381 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16384 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16385 (vlshr<mode>3): Rename from vlshr<mode>3.
16386 (vashr<mode>3): Rename from vashr<mode>3.
16387 (mulv4sf3): Change the names of vector shift patterns.
16391 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16394 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16419 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16420 (floatunssidf2_internal): Change vector/vector shift names.
16421 (floatunsdidf2_internal): Ditto.
16428 (vashl<mode>3): Rename from ashl<mode>3.
16429 (vashr<mode>3): Rename from ashr<mode>3.
16430 (vlshr<mode>3): Rename from lshr<mode>3.
16431 (vrotl<mode>3): Rename from rotl<mode>3.
16433 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16436 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16437 multiply gives the wrong value when doing widening multiplies.
16438 (vec_widen_smult_lo_v4si): Ditto.
16440 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16442 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16443 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16444 emit_library_call_value.
16445 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16446 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16447 * calls.c (initialize_argument_information, precompute_arguments,
16448 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16449 (precompute_arguments): Removed flags parameter.
16450 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16452 2008-05-14 Richard Guenther <rguenther@suse.de>
16454 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16455 Make sure to register the store if the use is a PHI_NODE.
16457 2008-05-14 Olivier Hainque <hainque@adacore.com>
16459 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16460 memory if the component is to be referenced in BLKmode according
16461 to get_inner_reference.
16463 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16465 * calls.c (emit_library_call_value_1): Restore code clearing
16466 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
16468 2008-05-14 Olivier Hainque <hainque@adacore.com>
16469 Nicolas Roche <roche@adacore.com>
16471 * configure.ac: Add support for a "gcc_subdir" variable in
16472 config-lang.in, to denote a subdirectory where the language/GCC
16473 integration files are to be found.
16474 * configure: Regenerate.
16476 2008-05-14 Ira Rosen <irar@il.ibm.com>
16478 PR tree-optimization/36098
16479 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
16480 value for the first load in the group in case of a gap.
16481 (vect_build_slp_tree): Check that there are no gaps in loads.
16483 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16485 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
16486 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
16487 expand_copysign_bit, ): Change call to emit_no_conflict_block to
16488 emit_insn and remove unneeded code to construct extra args.
16489 (emit_no_conflict_block): Removed.
16490 * optabls.h: (emit_no_conflict_block): Removed.
16491 * cse.c (cse_extended_basic_block): Remove search for
16492 REG_NO_CONFLICT note.
16493 * global.c: Removed incorrect comment added in revision 117.
16494 * expr.c (convert_move): Change call to emit_no_conflict_block to
16496 * recog.c: Change comments so that they do not mention
16498 * local_alloc.c (combine_regs): Removed last parameter.
16499 (no_conflict_p): Removed.
16500 (block_alloc): Removed note, no_conflict_combined_regno and set
16501 local vars. Removed all code to process REG_NO_CONFLICT blocks.
16502 (combine_regs): Removed already_dead and code to look for
16503 REG_NO_CONFLICT notes.
16504 * lower_subreg (remove_retval_note): Removed code to look for
16505 REG_NO_CONFLICT block.
16506 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
16507 (resolve_clobber): Remove code to process libcalls that have
16508 REG_NO_CONFLICT notes.
16509 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
16511 * combine.c (can_combine_p, distribute_notes): Removed
16512 REG_NO_CONFLICT case.
16513 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
16515 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
16516 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
16518 * reg-notes.def (NO_CONFLICT): Removed.
16520 2008-05-14 David S. Miller <davem@davemloft.net>
16522 * config/sparc/sparc.c (sparc_profile_hook): If
16523 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
16524 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
16525 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16527 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
16529 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
16531 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
16534 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
16535 and op1 expansion before vector concat to have less live pseudos.
16537 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
16539 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16540 ix86_expand_vector_set if supported.
16542 2008-05-13 Diego Novillo <dnovillo@google.com>
16543 Kenneth Zadeck <zadeck@naturalbridge.com>
16545 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
16547 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
16548 phinodes_print_statistics, init_ssanames, fini_ssanames,
16549 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
16550 release_ssa_name, release_defs, replace_ssa_name_symbol,
16551 ssanames_print_statistics): Move ...
16552 * tree-flow.h: ... here.
16553 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
16554 Use FN instead of cfun.
16555 (make_ssa_name_fn): Rename from make_ssa_name.
16556 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
16557 * tree-flow-inline.h (make_ssa_name): Move from
16558 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
16559 * omp-low.c (expand_omp_parallel):
16560 * tree-flow-inline.h (redirect_edge_var_map_result):
16561 * tree-ssa.c (init_tree_ssa): Add argument FN.
16562 Use it instead of cfun. Update all users.
16564 2008-05-13 Tom Tromey <tromey@redhat.com>
16566 PR preprocessor/22168:
16567 * doc/cpp.texi (Top): Update menu.
16568 (Alternatives to Wrapper #ifndef): New node.
16569 (Other Directives): Document deprecation.
16570 (Obsolete Features): Remove menu.
16571 (Assertions): Merge node into Obsolete Features.
16572 (Obsolete once-only headers): Move earlier; rename to Alternatives
16573 to Wrapper #ifndef.
16574 * doc/cppopts.texi: Update.
16575 * c.opt (Wdeprecated): Enable for C and ObjC.
16576 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
16577 (C++ Dialect Options): Move -Wno-deprecated from here to...
16578 (Warning Options): ... here.
16580 2008-05-13 Richard Guenther <rguenther@suse.de>
16582 PR middle-end/36227
16583 * fold-const.c (fold_sign_changed_comparison): Do not allow
16584 changes in pointer-ness.
16586 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16589 * config/sh/sh.c (sh_expand_prologue): Don't clear
16590 RTX_FRAME_RELATED_P for push insns.
16592 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
16594 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
16596 2008-05-12 Anatoly Sokolov <aesok@post.ru>
16598 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
16599 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
16600 Use 'machine->is_leaf' instead of 'leaf_func_p'.
16602 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
16604 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
16605 (*vec_concatv4sf_sse): This.
16606 (*sse2_concatv2si): Renamed to ...
16607 (*vec_concatv2si_sse2): This.
16608 (*sse1_concatv2si): Renamed to ...
16609 (*vec_concatv2si_sse): This.
16610 (*vec_concatv2di_rex): Renamed to ...
16611 (*vec_concatv2di_rex64): This.
16612 (*vec_concatv2si_sse4_1): New.
16613 (*vec_concatv2di_rex64_sse4_1): Likewise.
16615 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
16617 PR rtl-optimization/36111
16618 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
16619 that was created for swappable operands.
16621 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
16624 * Makefile.in: Substitute GNATMAKE and GNATBIND.
16625 * configure.ac: Add call to ACX_PROG_GNAT.
16627 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
16629 * optc-gen.awk: Fix comment typo.
16631 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
16633 * pretty-print.c (pp_integer_with_precision): Use
16634 HOST_LONG_LONG_FORMAT.
16636 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
16638 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
16640 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
16642 * config/i386/i386.c (bdesc_ptest): Removed.
16643 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
16644 (bdesc_args): Add __builtin_ia32_ptestz128,
16645 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
16646 (ix86_init_mmx_sse_builtins): Updated.
16647 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
16648 (ix86_expand_builtin): Updated.
16650 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
16652 * tree-cfg.c (valid_fixed_convert_types_p): New function.
16653 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
16655 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
16657 * value-prof.c (interesting_stringop_to_profile): Do not
16658 return early for BUILT_IN_MEMPCPY.
16660 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
16662 * calls.c (expand_call): Don't use callgraph to increase
16663 preferred_stack_boundary.
16665 * cgraph.h (cgraph_rtl_info): Use unsigned on
16666 preferred_incoming_stack_boundary.
16668 * final.c (rest_of_clean_state): Use unsigned on
16669 preferred_stack_boundary.
16671 2008-05-09 Tom Tromey <tromey@redhat.com>
16673 PR preprocessor/22231:
16674 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
16677 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
16679 PR tree-optimization/36129
16680 * tree-ssa-ccp.c: Include value-prof.h.
16681 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
16682 built-in function was folded to a constant.
16683 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
16685 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
16686 Sebastian Pop <sebastian.pop@amd.com>
16688 * tree-scalar-evolution.c: Document instantiate_scev.
16689 (instantiate_parameters_1): Renamed instantiate_scev_1.
16690 Don't use the same loop for instantiation_loop and evolution_loop.
16691 (instantiate_scev): New.
16692 (instantiate_parameters): Moved...
16693 (resolve_mixers): Update call to instantiate_scev_1 to pass the
16694 same loop twice. Maintains the semantics for this function.
16695 * tree-scalar-evolution.h (instantiate_scev): Declare.
16696 (instantiate_parameters): ...here. Now static inline.
16697 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
16698 instead of resolve_mixers.
16700 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16702 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
16704 2008-05-09 Tomas Bily <tbily@suse.cz>
16706 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
16707 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
16708 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16709 * c-common.c (c_common_truthvalue_conversion): Likewise.
16710 * tree-object-size.c (compute_object_offset): Likewise.
16711 * tree-inline.c (estimate_num_insns_1): Likewise.
16712 * varasm.c (const_hash_1, compare_constant, copy_constant)
16713 (compute_reloc_for_constant, output_addressed_constants)
16714 (initializer_constant_valid_p): Likewise.
16715 * c-omp.c (check_omp_for_incr_expr): Likewise.
16716 * gimplify.c (gimplify_expr): Likewise.
16717 * c-typeck.c (c_finish_return): Likewise.
16718 * tree-vectorizer.c (supportable_widening_operation)
16719 (supportable_narrowing_operation): Likewise.
16720 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
16721 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
16722 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16723 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
16724 (descr_info_loc): Likewise.
16725 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16726 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
16727 (fold_unary): Likewise.
16728 * builtins.c (get_pointer_alignment): Likewise.
16729 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
16730 (instantiate_parameters_1): Likewise.
16731 * tree.c (expr_align, stabilize_reference): Likewise.
16732 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
16733 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
16734 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
16735 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16736 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
16737 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
16739 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
16740 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
16741 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
16742 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
16743 (forward_propagate_comparison)
16744 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16745 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
16746 * emit-rtl.c (component_ref_for_mem_expr)
16747 (set_mem_attributes_minus_bitpos): Likewise.
16748 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16749 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
16751 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
16752 (build_function_call, pointer_diff, build_compound_expr)
16753 (c_finish_return): Likewise.
16754 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
16755 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
16757 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
16758 * expr.c (is_aligning_offset): Likewise.
16759 * tree-ssa-alias.c (is_escape_site): Likewise.
16760 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
16761 (check_all_va_list_escapes): Likewise.
16762 * tree-ssa-loop-ivopts.c (determine_base_object)
16763 (determine_common_wider_type): Likewise.
16764 * dojump.c (do_jump): Likewise.
16765 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
16766 * tree-gimple.c (is_gimple_cast): Likewise.
16767 * fold-const.c (decode_field_reference, )
16768 (fold_sign_changed_comparison, fold_unary, fold_comparison)
16769 (fold_binary): Likewise.
16770 * tree-ssa-alias-warnings.c (find_alias_site_helper)
16771 (already_warned_in_frontend_p): Likewise.
16772 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
16773 * tree.c (really_constant_p, get_unwidened): Likewise.
16774 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
16775 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
16776 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
16778 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
16780 (CONVERT_EXPR_P): Define.
16781 (CASE_CONVERT): Define.
16783 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
16785 PR middle-end/36117
16786 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
16787 (delete_unmarked_insns): When deleting a call, call
16788 delete_unreachable_blocks.
16789 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16790 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
16792 2008-05-08 Richard Guenther <rguenther@suse.de>
16794 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
16795 (-ftree-salias): Likewise.
16796 (salias-max-implicit-fields): Remove param documentation.
16797 (salias-max-array-elements): Likewise.
16798 * tree-pass.h (pass_create_structure_vars): Remove.
16799 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16800 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16801 * tree-ssa-alias.c (create_structure_vars): Remove.
16802 (gate_structure_vars): Likewise.
16803 (pass_create_structure_vars): Likewise.
16804 (gate_build_alias): Likewise.
16805 (pass_build_alias): Adjust to run always and dump the function.
16806 * common.opt (ftree-salias): Hide.
16807 * passes.c (init_optimization_passes): Remove
16808 pass_create_structure_vars, adjust comment.
16809 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16810 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16811 * opts.c (decode_options): Do not set flag_tree_salias.
16812 (common_handle_option): Add OPT_ftree_salias to the backward
16813 compatibility section.
16815 2008-05-08 Richard Guenther <rguenther@suse.de>
16817 * tree-flow-inline.h (var_can_have_subvars): Move ...
16818 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
16819 * tree-flow.h (var_can_have_subvars): Remove.
16820 (push_fields_onto_fieldstack): Remove.
16821 (sort_fieldstack): Likewise.
16822 (struct fieldoff): Move ...
16823 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
16824 alias_set and base_for_components fields.
16825 (sort_fieldstack): Make static.
16826 (push_fields_onto_fieldstack): Likewise. Remove code that
16827 handles anything but RECORD_TYPEs. Remove alias_set and
16828 base_for_components handling.
16829 (create_variable_info_for): Adjust.
16831 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
16833 * common.opt (Wframe-larger-than=): Shorten the help message
16835 * doc/invoke.texi (Wframe-larger-than=): Add more description.
16837 2008-05-08 Rafael EspÃndola <espindola@google.com>
16839 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
16841 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
16842 trap and that both operands are gimple values.
16843 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
16844 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
16847 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16849 * read-rtl.c (join_c_conditions): Return the first string if the
16850 two strings are equal.
16852 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16854 * gensupport.h (pred_data): Add a "num_codes" field.
16855 (add_predicate_code): Declare.
16856 * gensupport.c (add_predicate_code): New function.
16857 (std_pred_table): Add an "allows_const_p" field.
16858 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
16859 Remove the (incomplete) list of such codes from the codes field.
16860 (init_predicate_table): Use add_predicate_code. Add all
16861 RTX_CONST_OBJs if allows_const_p is true.
16862 * genrecog.c (process_define_predicate): Use add_predicate_code.
16864 2008-05-08 David Daney <ddaney@avtrex.com>
16865 Richard Sandiford <rsandifo@nildram.co.uk>
16867 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
16868 special case of constant zero operands.
16869 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
16870 old and new values. Special case constant zero values.
16871 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
16873 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
16874 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
16876 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
16879 * simplify-rtx.c (simplify_plus_minus): Create CONST of
16880 similar RTX_CONST_OBJ before CONST_INT.
16882 2008-05-08 Steve Ellcey <sje@cup.hp.com>
16884 * stmt.c (expand_stack_restore): Change sa mode if needed.
16886 2008-05-08 Richard Guenther <rguenther@suse.de>
16888 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
16889 return type to bool.
16890 (ix86_sol10_return_in_memory): Likewise.
16891 (ix86_i386elf_return_in_memory): Likewise.
16892 (ix86_i386interix_return_in_memory): Likewise.
16893 * config/i386/i386.c (ix86_return_in_memory): Likewise.
16894 (ix86_sol10_return_in_memory): Likewise.
16895 (ix86_i386elf_return_in_memory): Likewise.
16896 (ix86_i386interix_return_in_memory): Likewise.
16898 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16901 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
16903 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
16904 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
16907 2008-05-08 Richard Guenther <rguenther@suse.de>
16909 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
16910 * tree-data-ref.h (struct dr_alias): Remove subvars field.
16911 (DR_SUBVARS): Remove.
16912 * tree-dfa.c (dump_subvars_for): Remove.
16913 (debug_subvars_for): Likewise.
16914 (dump_variable): Do not dump subvars.
16915 (remove_referenced_var): Do not remove subvars.
16916 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
16917 (lookup_subvars_for_var): Remove.
16918 (get_subvars_for_var): Likewise.
16919 (get_subvars_at): Likewise.
16920 (get_first_overlapping_subvar): Likewise.
16921 (overlap_subvar): Likewise.
16922 * tree-flow.h (subvar_t): Remove.
16923 (struct var_ann_d): Remove subvars field.
16924 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
16925 argument. Remove special handling of SFTs.
16926 (compute_tag_properties): Likewise.
16927 (set_initial_properties): Likewise.
16928 (compute_call_clobbered): Likewise.
16929 (count_mem_refs): Likewise.
16930 (compute_memory_partitions): Likewise.
16931 (compute_flow_insensitive_aliasing): Likewise.
16932 (setup_pointers_and_addressables): Likewise.
16933 (new_type_alias): Likewise.
16934 (struct used_part): Remove.
16935 (used_portions): Likewise.
16936 (struct used_part_map): Likewise.
16937 (used_part_map_eq): Likewise.
16938 (used_part_map_hash): Likewise.
16939 (free_used_part_map): Likewise.
16940 (up_lookup): Likewise.
16941 (up_insert): Likewise.
16942 (get_or_create_used_part_for): Likewise.
16943 (create_sft): Likewise.
16944 (create_overlap_variables_for): Likewise.
16945 (find_used_portions): Likewise.
16946 (create_structure_vars): Likewise.
16947 * tree.def (STRUCT_FIELD_TAG): Remove.
16948 * tree.h (MTAG_P): Adjust.
16949 (struct tree_memory_tag): Remove base_for_components and
16950 unpartitionable flags.
16951 (struct tree_struct_field_tag): Remove.
16952 (SFT_PARENT_VAR): Likewise.
16953 (SFT_OFFSET): Likewise.
16954 (SFT_SIZE): Likewise.
16955 (SFT_NONADDRESSABLE_P): Likewise.
16956 (SFT_ALIAS_SET): Likewise.
16957 (SFT_UNPARTITIONABLE_P): Likewise.
16958 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
16959 (union tree_node): Remove sft field.
16960 * alias.c (get_alias_set): Remove special handling of SFTs.
16961 * print-tree.c (print_node): Remove handling of SFTs.
16962 * tree-dump.c (dequeue_and_dump): Likewise.
16963 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
16964 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
16965 * tree-predcom.c (set_alias_info): Do not set subvars.
16966 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
16967 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
16968 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
16969 (add_vars_for_offset): Remove.
16970 (add_virtual_operand): Remove special handling of SFTs.
16971 (add_call_clobber_ops): Likewise.
16972 (add_call_read_ops): Likewise.
16973 (get_asm_expr_operands): Likewise.
16974 (get_modify_stmt_operands): Likewise.
16975 (get_expr_operands): Likewise.
16976 (add_to_addressable_set): Likewise.
16977 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
16978 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
16979 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
16980 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
16981 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
16982 (tree_node_structure): Likewise.
16983 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
16985 (find_what_p_points_to): Likewise.
16987 2008-05-08 Sa Liu <saliu@de.ibm.com>
16989 * config/spu/spu.md: Fixed subti3 pattern.
16991 2008-05-08 Richard Guenther <rguenther@suse.de>
16993 PR middle-end/36154
16994 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
16995 sure to create a representative for trailing arrays for PTA.
16997 2008-05-08 Richard Guenther <rguenther@suse.de>
16999 PR middle-end/36172
17000 * fold-const.c (operand_equal_p): Two objects which types
17001 differ in pointerness are not equal.
17003 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17005 * calls.c (compute_argument_block_size): Add argument tree fndecl.
17006 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17007 (emit_library_call_value_1): Add new variable fndecl initialized by
17008 NULL_TREE. It should be the decl type of orgfun, but this information
17009 seems not to be available here, so it uses the default calling abi.
17010 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
17011 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
17012 by TARGET_RETURN_IN_MEMORY.
17013 * config/i386/i386-interix.h: Likewise.
17014 * config/i386/i386.h: Likewise.
17015 * config/i386/i386elf.h: Likewise.
17016 * config/i386/ptx4-i.h: Likewise.
17017 * config/i386/sol2-10.h: Likewise.
17018 * config/i386/sysv4.h: Likewise.
17019 * config/i386/vx-common.h: Likewise.
17020 * config/cris/cris.h: Removed #if 0 clause.
17021 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
17022 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
17024 (ix86_sol10_return_in_memory): Likewise.
17025 (ix86_i386elf_return_in_memory): New.
17026 (ix86_i386interix_return_in_memory): New.
17027 * config/mt/mt-protos.h (mt_return_in_memory): New.
17028 * config/mt/mt.c: Likewise.
17029 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17030 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
17031 * config/bfin/bfin.h: Likewise.
17032 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
17034 * config/bfin/bfin.c: Likewise.
17035 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17036 * config/alpha/unicosmk.h: Likewise.
17037 * config/i386/cygming.h: Likewise.
17038 * config/iq2000/iq2000.h: Likewise.
17039 * config/mips/mips.h: Likewise.
17040 * config/mn10300/mn10300.h: Likewise.
17041 * config/rs6000/rs6000.h: Likewise.
17042 * config/score/score.h: Likewise.
17043 * config/spu/spu.h: Likewise.
17044 * config/v850/v850.h: Likewise.
17045 * defaults.h: Likewise.
17046 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17047 * expr.c (emit_block_move): Adjust use of
17048 OUTGOING_REG_PARM_STACK_SPACE.
17049 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17050 OUTGOING_REG_PARM_STACK_SPACE.
17051 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17053 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17055 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17056 on OMP_RETURN for OMP_FOR.
17059 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17060 (fortran_common): New function.
17061 (gen_variable_die): Call fortran_common instead of common_check,
17062 adjust for it returning tree instead of rtx. Formatting.
17064 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17068 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17069 * c-decl.c (merge_decls): Ditto.
17070 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17071 to RTL_CONST_OR_PURE_CALL_P.
17072 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17073 Initialized DECL_LOOPING_CONST_PURE.
17074 (process_call_operands): Set tree_side_effects properly.
17075 * tree.h (TREE_READONLY_DECL_P): Removed.
17076 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17077 (DECL_LOOPING_OR_CONST_P): New macro.
17078 (struct tree_function_decl): Added looping_const_or_pure_p.
17079 (ECF_*) Renumbered.
17080 (ECF_LOOPING_OR_CONST_P): New macro.
17081 * rtlanal.c (pure_const_p): Removed.
17082 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17083 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17084 to RTL_CONST_CALL_P.
17085 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17086 (check_decl, check_tree, check_call, scan_function): Initialize
17088 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17089 (static_execute): Set looping true for recursive functions.
17090 Undo setting state to IPA_NEITHER for recursive functions.
17091 * cse.c (cse_insn):
17092 * ifcvt.c (noce_can_store_speculate_p): Changed
17093 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17094 RTL_CONST_OR_PURE_CALL_P.
17095 * dse.c (scan_insn): Ditto.
17096 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17097 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17098 RTL_CONST_OR_PURE_CALL_P.
17099 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17100 pure_call_p to RTL_CONST_CALL_P.
17101 * gimplify.c (gimplify_call_expr): Clear side effects for
17102 non-looping pure and constant calls.
17103 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17104 (flags_from_decl_or_type): Set ecf flags from decl flags.
17105 (initialize_argument_information): Turn off
17106 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17107 Change const to pure if callee_copies is true rather than just
17109 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17110 way of marking pure calls.
17111 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17112 Remove hack that was supposed to fix pr7335 and remove old
17113 way of marking pure calls.
17114 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17115 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17116 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17117 RTL_CONST_OR_PURE_CALL_P.
17118 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17119 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17120 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17121 * sched-deps.c (schedule_analyze): Ditto.
17122 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17123 return_val field of calls to represent pure and const function info.
17124 (CONST_OR_PURE_CALL_P): Deleted macro.
17125 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17126 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17127 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17129 * tree-optimize.c (execute_fixup_cfg): Added test for
17130 ECF_LOOPING_CONST_OR_PURE.
17131 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17133 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17134 effects for looping pure or const calls.
17135 (verify_gimple_expr): Added verification code.
17136 * config/alpha/alpha.c (alpha_legitimize_address,
17137 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17139 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17140 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17141 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17142 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17143 RTL_CONST_OR_PURE_CALL_P.
17144 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17145 and const calls to be deleted.
17147 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17150 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17151 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17152 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17153 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17154 to handle nonimmediate operands.
17155 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17156 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17157 to handle nonimmediate operands.
17158 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17159 (mmx_pmulhrwv4hi3): New expander. Use
17160 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17161 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17162 (sse2_umulv1siv1di3): New expander. Use
17163 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17164 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17165 (mmx_eq<mode>3): New expander. Use
17166 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17167 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17168 (mmx_uavgv8qi3): New expander. Use
17169 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17170 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17171 (mmx_uavgv4hi3): New expander. Use
17172 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17174 * config/i386/sse.md
17175 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17176 to handle nonimmediate operands.
17177 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17178 to handle nonimmediate operands.
17179 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17180 to handle nonimmediate operands.
17181 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17182 to handle nonimmediate operands.
17183 (sse2_unpckhpd_exp): New expander. Use
17184 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17185 (sse2_unpcklpd_exp): New expander. Use
17186 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17187 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17188 to handle nonimmediate operands.
17189 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17190 to handle nonimmediate operands.
17191 (*sse2_<plusminus_insn><mode>3): Rename from
17192 sse2_<plusminus_insn><mode>3 insn pattern.
17193 (sse2_<plusminus_insn><mode>3): New expander. Use
17194 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17195 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17196 (sse2_umulv2siv2di3): New expander. Use
17197 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17198 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17199 (sse4_1_mulv2siv2di3): New expander. Use
17200 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17201 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17202 (sse2_pmaddwd): New expander. Use
17203 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17204 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17205 (sse2_eq<mode>3): New expander. Use
17206 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17207 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17208 (sse4_1_eqv2di3): New expander. Use
17209 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17210 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17211 (sse2_uavgv16qi3): New expander. Use
17212 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17213 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17214 (sse2_uavgv16qi3): New expander. Use
17215 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17216 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17217 (sse2_uavgv8hi3): New expander. Use
17218 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17219 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17220 (ssse3_pmulhrswv8hi3): New expander. Use
17221 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17222 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17223 (ssse3_pmulhrswv4hi3): New expander. Use
17224 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17226 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17227 (<sse>_vmmul<mode>3): Ditto.
17228 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17230 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17231 (ssse3_pmaddubsw): Ditto.
17233 * config/i386/i386.c (struct_builtin_description)
17234 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17235 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17236 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17237 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17238 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17239 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17240 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17241 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17242 (ix86_fixup_binary_operands): Assert that src1
17243 and src2 must have the same mode when swapped.
17244 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17245 and ix86_binary_operator_ok. Do not force operands in registers
17248 2008-05-07 Jan Hubicka <jh@suse.cz>
17250 * cgraph.c (dump_cgraph_node): Update.
17251 * cgraph.h (cgraph_local_info): Break out inline summary.
17252 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17254 * ipa-inline (inline_summary): New accestor function.
17255 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17256 cgraph_decide_inlining, compute_inline_parameters): Update.
17257 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17259 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17261 Cleanup ColdFire scheduling support and add V4 pipeline model.
17263 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17264 (define_attr cpu): Add cfv4 value.
17265 (define_attr type, define_attr type1): Merge into a single 'type'
17266 attribute. Update all uses.
17267 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17268 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17270 (define_attr opx_mem, define_attr opy_mem): Remove.
17271 (define_attr op_mem): Clean up, update comment.
17272 (define_attr size): Use specific values instead of general int.
17273 (define_attr guess, define_attr split): Remove. Update all uses.
17274 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17275 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17276 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17277 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17278 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17279 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17280 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17281 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17282 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17283 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17284 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17285 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17286 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17287 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17288 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17289 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17290 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17291 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17292 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17293 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17294 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17295 Update or set attributes.
17296 (stack_tie): New fake instruction.
17298 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17299 (m68k_sched_attr_size): Update declaration.
17300 (m68k_sched_attr_type2): Remove.
17301 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17302 Declare new bypass predicates.
17304 * config/m68k/m68k.c (m68k_sched_issue_rate,
17305 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17307 (TARGET_SCHED_ISSUE_RATE,
17308 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17309 (override_options): Handle scheduling for ColdFire V4 core.
17310 (m68k_expand_prologue): Emit stack_tie.
17311 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17312 'OP_TYPE_FPN'. Update all uses.
17313 (sched_guess_p): Remove.
17314 (sched_address_type): Handle symbolic addresses.
17315 (sched_get_operand): New static function.
17316 (sched_operand_type): Merge into sched_attr_op_type.
17317 (sched_attr_op_type): Handle FP registers, handle quick constants,
17319 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17320 (m68k_sched_attr_size): Update. Move logic to ...
17321 (sched_get_attr_size_int): New static function.
17322 (sched_get_opxy_mem_type): New static function.
17323 (m68k_sched_attr_op_mem): Update.
17324 (m68k_sched_attr_type2): Remove.
17325 (sched_cfv4_bypass_data): New static variable.
17326 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17327 (m68k_sched_issue_rate): Implement scheduler hook.
17328 (struct _sched_ib: enabled_p): New field.
17329 (m68k_sched_variable_issue): Update. Handle V4.
17330 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17331 sched_dump_class_func_t, sched_dump_split_class,
17332 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17333 sched_dump_dfa_class, m68k_sched_dump): Remove.
17334 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17336 (m68k_sched_init_global): Remove statisctics dumping, introduce
17337 sanity check that all instructions have pipeline reservations. Handle
17339 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17340 Handle ColdFire V4 core.
17341 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17342 New static functions.
17343 (m68k_sched_address_bypass_p): New bypass predicate.
17344 (sched_get_indexed_address_scale): New static function.
17345 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17347 * cf.md: Update comments.
17348 (define_attr type2): Remove. Use 'type' attribute instead.
17350 (cf_ib): Rename to cfv123_ib. Update all uses.
17351 (cf_oep): Rename to cfv123_oep. Update all uses.
17352 (cf_chr): Rename to cfv123_chr. Update all uses.
17353 (cf_mem): Rename to cfv123_mem. Update all uses.
17354 (cf_mac): Move to more appropriate place.
17355 (cfv123_guess): New automaton and cpu_unit.
17356 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17357 Update uses of 'size' attribute. Handle before reload scheduling.
17358 (cfv123_guess): New dummy reservation for unhandled instructions.
17359 (cfv4_*): Pipeline description of ColdFire V4 core.
17360 (ignore): New reservation to handle 'ignore' type.
17362 2008-05-07 Ian Lance Taylor <iant@google.com>
17364 PR middle-end/36013
17365 * gimplify.c (find_single_pointer_decl_1): Don't look through
17367 (find_single_pointer_decl): Adjust comments.
17369 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17371 PR middle-end/36137
17372 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17373 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17375 PR middle-end/36106
17376 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17377 integral type rather than floating point, then VIEW_CONVERT_EXPR
17378 to the floating point type.
17380 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17382 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17383 TFmode op0 to register.
17385 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17387 * c-decl.c (grokdeclarator): Comment typo.
17389 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17391 * tree-flow.h: Remove prototype for computed_goto_p.
17392 * tree-cfg.c (computed_goto_p): Make static.
17394 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17397 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17398 (contains_aligned_value_p): This. Handle _Decimal128.
17399 (ix86_function_arg_boundary): Only align _Decimal128 to its
17400 natural boundary and handle it properly.
17402 2008-05-06 Martin Jambor <mjambor@suse.cz>
17404 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17405 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17406 (ipcp_method_set_orig_node): Removed.
17407 (ipcp_cval_get_cvalue_type): Removed.
17408 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17409 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17410 (ipcp_cval_set_cvalue_type): Removed.
17411 (ipcp_cval_get_cvalue): Removed.
17412 (ipcp_cval_set_cvalue): Removed.
17413 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17414 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17415 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17416 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17417 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17418 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17419 (ipcp_get_ith_lattice): Changed parameters.
17420 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17421 (ipcp_lattice_from_jfunc): Changed parameters.
17422 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17423 (ipcp_method_cval_print): Added temporary variable info.
17424 (ipcp_redirect): Removed already unused local variable caller.
17425 (ipcp_redirect): New temporary variable orig_callee_info
17426 (ipcp_redirect): Removed newly unused local variable callee.
17427 (ipcp_redirect): Removed (a bit confusing) local variable type.
17428 (ipcp_insert_stage): Added local variable info.
17429 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17431 (ipcp_formal_create): Removed.
17432 (ipcp_method_cval_set): Removed.
17433 (ipcp_propagate_stage): Renamed lattice variables.
17434 (ipcp_method_cval_set_cvalue_type): Removed.
17435 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17436 (ipcp_print_all_lattices): Changed printed strings to refer to
17437 lattices rather than cvals.
17438 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17439 (ipcp_propagate_const): Changed formal parameters.
17440 (build_const_val): Changed formal parameters.
17441 (ipcp_insert_stage): Removed useless variable cvalue
17442 (build_const_val): Changed formal parameters.
17443 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17444 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17445 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17446 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17447 (ipcp_print_func_profile_counts): Changed string from "method" to
17449 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17450 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17451 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17452 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17453 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17454 (ipcp_lat_is_const): Changed parameters and made inline.
17455 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17456 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17457 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17458 the predicate condition directly
17459 (ipcp_propagate_stage): Added local variable args. Removed local
17460 variable callee. (Both are mere code simplifications.)
17461 (ipcp_method_dont_insert_const): Renamed to
17462 ipcp_node_not_modifiable_p.
17463 (ipcp_node_not_modifiable_p): Made inline.
17464 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17465 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17466 (ipcp_print_all_lattices): Removed variable cvalue
17467 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
17470 2008-05-06 Olivier Hainque <hainque@adacore.com>
17472 * tree-sra.c (try_instantiate_multiple_fields): Early return
17473 if field has POINTER_TYPE.
17475 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
17477 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
17478 by using 'q' specifier for instruction.
17479 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
17481 2008-05-06 Anatoly Sokolov <aesok@post.ru>
17483 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17484 Change mode of zero_extract from QImode to HImode.
17485 (sign bit tests peepholes): (Ditto.).
17487 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
17489 * config/i386/mmx.md: Remove double backslashes from asm templates.
17490 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
17491 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17492 to handle nonimmediate operands.
17493 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
17494 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17495 to handle nonimmediate operands.
17496 (*mmx_<code>v2sf3_finite): New insn pattern.
17497 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
17498 (mmx_<code>v2sf3): New expander. Use
17499 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17500 (mmx_<plusminus_insn><mode>3): New expander. Use
17501 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17502 (*mmx_<plusminus_insn><mode>3): New insn pattern.
17503 (mmx_add<mode>3): Removed.
17504 (mmx_ssadd<mode>3): Ditto.
17505 (mmx_usadd<mode>3): Ditto.
17506 (mmx_sub<mode>3): Ditto.
17507 (mmx_sssub<mode>3): Ditto.
17508 (mmx_ussub<mode>3): Ditto.
17509 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
17510 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
17511 to handle nonimmediate operands.
17512 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
17514 (mmx_smulv4hi3_highpart): New expander. Use
17515 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17516 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
17518 (mmx_umulv4hi3_highpart): New expander. Use
17519 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17520 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
17521 (mmx_<code>v4hi3): New expander. Use
17522 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17523 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
17524 (mmx_<code>v8qi3): New expander. Use
17525 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17526 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
17527 (mmx_<code><mode>3): New expander. Use
17528 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17530 2008-05-05 Jan Hubicka <jh@suse.cz>
17532 PR tree-optimization/36118
17533 * passes.c (pass_init_dump_file): Fix dump header.
17535 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17537 PR middle-end/36141
17538 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
17539 VCE for function decls.
17541 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17543 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
17545 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17547 * config/i386/i386.md (sat_plusminus): New.
17548 (plusminus_insn): Likewise.
17549 (plusminus_mnemonic): Likewise.
17551 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
17552 (*<addsub><mode>3_cc_overflow): Renamed to ...
17553 (*<plusminus_insn><mode>3_cc_overflow): This.
17554 (*<addsub>si3_zext_cc_overflow): Renamed to ...
17555 (*<plusminus_insn>si3_zext_cc_overflow): This.
17557 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
17558 (<plusminus_insn><mode>3): This.
17559 (*<addsub><mode>3): Renamed to ...
17560 (*<plusminus_insn><mode>3): This.
17561 (<sse>_vm<addsub><mode>3): Renamed to ...
17562 (<sse>_vm<plusminus_insn><mode>3): This.
17563 (sse3_h<addsub>v4sf3): Renamed to ...
17564 (sse3_h<plusminus_insn>v4sf3): This.
17565 (sse3_h<addsub>v2df3): Renamed to ...
17566 (sse3_h<plusminus_insn>v2df3): This.
17567 (<plusminus_insn><mode>3): New.
17568 (*<plusminus_insn><mode>3): Likewise.
17569 (sse2_<plusminus_insn><mode>3): Likewise.
17570 (add<mode>): Removed.
17571 (*add<mode>3): Likewise.
17572 (sse2_ssadd<mode>3): Likewise.
17573 (sse2_usadd<mode>3): Likewise.
17574 (sub<mode>3): Likewise.
17575 (*sub<mode>3): Likewise.
17576 (sse2_sssub<mode>3): Likewise.
17577 (sse2_ussub<mode>3): Likewise.
17579 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
17581 * gthr-single.h: Add in required interface elements as per gthr.h.
17582 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
17583 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
17584 Generalize UNUSED macro.
17585 (__gthread_once): Add.
17586 (__gthread_key_create): Add.
17587 (__gthread_key_delete): Add.
17588 (__gthread_getspecific): Add.
17589 (__gthread_setspecific): Add.
17591 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
17593 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
17594 the same size types for the indirect reference on the rhs, then
17597 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
17599 * config/i386/i386.md
17600 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
17601 one insn template instead of template series.
17602 (*xordi_1_rex64): Ditto.
17603 (*xordi_2_rex64): Ditto.
17605 2008-05-05 Ira Rosen <irar@il.ibm.com>
17607 PR tree-optimization/36119
17608 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
17611 2008-06-04 Jan Hubicka <jh@suse.cz>
17613 tree-optimization/36100
17614 * tree-pass.h (pass_O0_always_inline): Declare.
17615 * ipa-inline.c (inline_transform): Remove dead code.
17616 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
17617 pass_O0_always_inline): New.
17618 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
17620 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
17622 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
17623 mnemonic in this_param move for TARGET_64BIT.
17625 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
17627 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
17628 (*strmovsi_rex_1): Ditto.
17629 (*strsetsi_1): Ditto.
17630 (*strsetsi_rex_1): Ditto.
17632 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
17633 adddicc expanders using SWI mode iterator.
17635 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
17638 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
17641 2008-05-04 David S. Miller <davem@davemloft.net>
17643 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
17644 (sparc*-*-linux*): Use linux.h in tm_file.
17645 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
17646 compiler defaulting to 32-bit.
17647 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
17649 * config/sparc/linux.h: Remove definitions now obtained
17650 properly from linux.h
17651 * config/sparc/linux64.h: Likewise.
17652 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
17653 don't want this setting for 32-bit builds in a biarch compiler.
17654 * doc/install.texi: Add sparc-linux to list of targets
17655 supporting --enable-targets=all.
17657 2008-05-03 Andrew Pinski <pinskia@gmail.com>
17659 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
17661 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
17663 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
17664 after V4SI_FTYPE_V8HI.
17665 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
17666 case V4SI_FTYPE_V2DF.
17668 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
17670 * doc/invoke.texi (max-flow-memory-locations): Removed.
17671 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
17673 2008-05-03 Richard Guenther <rguenther@suse.de>
17675 PR middle-end/34973
17676 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
17678 2008-05-02 David S. Miller <davem@davemloft.net>
17680 * config.gcc (need_64bit_hwint): Document libcpp dependency.
17682 2008-05-02 Simon Baldwin <simonb@google.com>
17685 * c-common.h (warn_array_subscript_range): Removed.
17686 * c-common.c (warn_array_subscript_range): Ditto.
17687 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
17688 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
17690 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17692 * config/i386/i386.c (ix86_special_builtin_type): New.
17693 (bdesc_special_args): Likewise.
17694 (ix86_expand_special_args_builtin): Likewise.
17695 (ix86_init_mmx_sse_builtins): Updated.
17696 (ix86_expand_builtin): Updated.
17697 (ix86_expand_store_builtin): Removed.
17698 (ix86_expand_unop_builtin): Likewise.
17700 * config/i386/mm3dnow.h (__v2sf): Moved to ...
17701 * config/i386/mmintrin.h (__v2sf): Here.
17703 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
17705 (_mm_loadl_pi): Likewise.
17706 (_mm_storeh_pi): Replace __v2si with __v2sf.
17707 (_mm_storel_pi): Likewise.
17709 * doc/extend.texi: Correct __builtin_ia32_loadhps,
17710 __builtin_ia32_loadlps, __builtin_ia32_storehps,
17711 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
17712 __builtin_ia32_loadlpd.
17714 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17716 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
17717 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
17718 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
17719 (ix86_init_mmx_sse_builtins): Updated.
17720 (ix86_expand_args_builtin): Likewise.
17721 (ix86_expand_builtin): Likewise.
17722 (ix86_expand_unop1_builtin): Renamed to ...
17723 (ix86_expand_unop_vec_merge_builtin): This.
17725 2008-05-01 Jan Hubicka <jh@suse.cz>
17728 * ipa-inline.c (inline_generate_summary): Make static.
17729 (inline_transform): Do not call inlining at -O0; make static.
17730 * passes.c (execute_todo): Add sanity check.
17731 (execute_one_ipa_transform_pass): Execute proper flags.
17733 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
17735 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
17736 (DECL_NONADDRESSABLE_P): Likewise.
17737 * alias.c (record_component_aliases): Fix comment.
17739 2008-05-01 Simon Baldwin <simonb@google.com>
17741 * c-common.h (warn_array_subscript_range): New function.
17742 * c-common.c (warn_array_subscript_range): Ditto.
17743 * tree-vrp.c (check_array_ref): Corrected code to agree with
17744 comment, ignoring only arrays of size 0 or size 1.
17745 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
17747 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17749 * config/i386/i386.c (ix86_builtin_type): Replace
17750 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
17751 (bdesc_args): Updated.
17752 (ix86_init_mmx_sse_builtins): Likewise.
17753 (ix86_expand_args_builtin): Likewise.
17755 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
17758 * doc/extend.texi: Correct __builtin_ia32_palignr.
17760 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17763 * config/i386/i386.c (bdesc_crc32): Removed.
17764 (ix86_expand_crc32): Likewise.
17765 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
17766 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
17767 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
17768 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
17769 UINT_FTYPE_UINT_UCHAR.
17770 (bdesc_args): Updated. Add crc32 builtins.
17771 (ix86_init_mmx_sse_builtins): Updated.
17772 (ix86_expand_args_builtin): Updated to support subreg.
17774 * doc/extend.texi: Correct __builtin_ia32_crc32di.
17776 2008-05-01 Jan Hubicka <jh@suse.cz>
17778 * tree-pass.h (opt_pass): Add IPA_PASS.
17779 (varpool_node, cgraph_node): Forward declare.
17780 (ipa_opt_pass): Define.
17781 (pass_ipa_inline): Turn into ipa_opt_pass.
17782 (pass_apply_inline): Remove.
17783 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
17784 (apply_inline): Turn into ....
17785 (inline_transform): ... this one.
17786 (inline_generate_summary): New function.
17787 (pass_apply_inline): Remove.
17788 * function.h (ipa_opt_pass): Forward declare structure; typedef;
17790 (struct function): Add ipa_transforms_to_apply.
17791 * passes.c (register_one_dump_file): Work on IPA_PASS.
17792 (init_optimization_passes): Remove pass_inline_parameters and
17794 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
17795 (execute_one_pass) ... here; apply transforms when possible.
17796 (add_ipa_transform_pass, execute_ipa_summary_asses,
17797 execute_one_ipa_transform_pass): New.
17798 (execute_ipa_pass_list): Update for IPA_PASS type.
17800 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17802 * config/i386/i386.c (ix86_builtin_type): Add
17803 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
17804 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
17805 (bdesc_args): Add SSE4a builtins.
17806 (ix86_init_mmx_sse_builtins): Updated.
17807 (ix86_expand_args_builtin): Likewise.
17808 (ix86_expand_builtin): Likewise.
17810 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17812 * config/i386/i386.c (ix86_builtin_type): Add
17813 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
17814 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
17815 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
17816 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
17817 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
17818 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
17819 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
17820 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
17821 and DI_FTYPE_DI_DI_INT.
17822 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
17823 (ix86_init_mmx_sse_builtins): Updated.
17824 (ix86_expand_args_builtin): Likewise.
17825 (ix86_expand_builtin): Likewise.
17826 (ix86_expand_binop_imm_builtin): Removed.
17828 * doc/extend.texi: Correct __builtin_ia32_palignr128.
17830 2008-04-30 Richard Guenther <rguenther@suse.de>
17832 PR tree-optimization/32921
17833 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
17835 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
17837 * config/arm/arm.c (arm_unwind_emit): Use
17838 crtl->all_throwers_are_sibcalls instead of
17839 cfun->all_throwers_are_sibcalls.
17840 (arm_output_fn_unwind): Likewise.
17841 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
17842 instead of cfun->uses_pic_offset_table.
17843 (frv_expand_prologue): Likewise.
17844 (frv_frame_pointer_required): Likewise.
17845 (frv_expand_fdpic_call): Likewise.
17846 (frv_emit_movsi): Likewise.
17847 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
17848 cfun->returns_pcc_struct instead of
17849 current_function_returns_pcc_struct.
17850 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
17851 instead of cfun->calls_eh_return.
17852 (m32c_pushm_popm): Likewise.
17853 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
17854 "extern" declaration.
17856 2008-04-30 Richard Guenther <rguenther@suse.de>
17858 PR tree-optimization/21636
17859 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
17861 (evaluate_stmt): Print the likely value.
17862 (ccp_visit_stmt): Avoid excessive vertical spacing.
17864 2008-04-30 Rafael EspÃndola <espindola@google.com>
17866 * builtins.c (fold_call_expr): Return realret.
17867 * tree-ssa-threadedge.c
17868 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17869 __builtin_object_size.
17871 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
17873 * gcc.c (wrapper_string): New variable.
17874 (insert_wrapper): New function.
17875 (execute): New option -wrapper.
17876 * doc/invoke.texi (Overall Options): New driver option -wrapper.
17878 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
17880 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
17881 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
17882 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
17884 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
17885 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
17886 config/rs6000/e500crtres64gprctr.asm,
17887 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
17888 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
17889 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
17890 config/rs6000/e500crtsav64gprctr.asm,
17891 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
17892 config/rs6000/e500crtsavg64gprctr.asm: New files.
17893 * config/rs6000/t-ppccomm: Add build rules for new files.
17894 (LIB2FUNCS_STATIC_EXTRA): Add new files.
17895 * config/rs6000/t-netbsd: Add build rules for new files.
17896 (LIB2FUNCS_STATIC_EXTRA): New variable.
17897 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
17898 (CRTSAVRES_DEFAULT_SPEC): Likewise.
17899 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
17901 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
17903 * config/i386/i386.c (ix86_builtin_type): Add
17904 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
17905 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
17906 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
17907 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
17908 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
17909 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
17910 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
17911 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
17912 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
17913 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
17914 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
17915 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
17916 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
17917 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
17918 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
17919 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
17920 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
17921 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
17922 V1DI_FTYPE_V2SI_V2SI.
17923 (bdesc_2arg): Moved to ...
17924 (bdesc_args): Here.
17925 (ix86_init_mmx_sse_builtins): Updated.
17926 (ix86_expand_args_builtin): Updated. Take a pointer
17927 to const struct builtin_description. Handle comparison
17929 (ix86_expand_sse_compare): Take a new argument for swapping operands.
17930 (ix86_expand_builtin): Updated.
17932 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
17933 (ssse3_pmaddubsw128): This.
17934 (ssse3_pmaddubswv4hi3): Renamed to ...
17935 (ssse3_pmaddubsw): This.
17937 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
17938 (__builtin_ia32_packssdw128): Likewise.
17939 (__builtin_ia32_packuswb128): Likewise.
17940 (__builtin_ia32_pmaddubsw): Likewise.
17941 (__builtin_ia32_pmaddubsw128): Likewise.
17943 2008-04-30 Richard Guenther <rguenther@suse.de>
17945 PR tree-optimization/14847
17946 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
17947 (recognize_bits_test): Use it.
17948 (recognize_single_bit_test): Likewise.
17950 2008-04-30 Martin Jambor <mjambor@suse.cz>
17952 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
17953 instead of setting number of formal parameters to zero.
17954 (ipcp_init_stage): Do not set the number of actual parameters to zero
17956 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
17957 which are called with variable number of arguments.
17958 (ipcp_insert_stage): Explicitely skipping all nodes which are
17959 called with variable number of arguments.
17960 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
17961 number of parameters.
17963 * ipa-prop.h (struct ipa_node_params): Added flag
17964 called_with_var_arguments
17965 (ipa_set_param_count): Added. Changed sole setter to use it.
17966 (ipa_get_param_count): Added. All readers of param_count
17967 converted to use it instead.
17968 (ipa_set_called_with_variable_arg): Added.
17969 (ipa_is_called_with_var_arguments): Added.
17970 (ipa_get_ith_param): Added. All readers of param_decls converted
17972 (ipa_set_cs_argument_count): Added, sole writer to argument_count
17974 (ipa_get_cs_argument_count): Added, all readers of argument_count
17976 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
17979 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
17980 (struct ipcp_lattice): Renamed cval_type to type
17981 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
17983 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
17984 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
17985 (ipcp_insert_stage): Changed the type of variable cvalue to tree
17986 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
17987 (build_const_val): Changed the type of parameter cvalue to tree
17988 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
17989 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
17991 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
17994 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
17995 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
17996 (ipa_add_method): Renamed to ipa_push_func_to_list
17997 (ipa_remove_method): Renamed to ipa_pop_func_from_list
17998 (ipa_callsite_param_count): Removed.
17999 (ipa_callsite_param_count_set): Removed.
18000 (ipa_callsite_param): Removed.
18001 (ipa_callsite_callee): Removed.
18002 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
18003 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
18004 (ipa_method_formal_count): Removed.
18005 (ipa_method_formal_count_set): Removed.
18006 (ipa_method_get_tree): Removed.
18007 (ipa_method_tree_map_create): Removed.
18008 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
18009 (ipa_create_param_decls_array): Creates the array itself
18010 (ipa_create_param_decls_array): Temporary variable info instead of
18011 a few dereferences.
18012 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
18013 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
18014 (get_type): Removed.
18015 (ipa_jf_get_info_type): Removed.
18016 (ipa_node_create): Renamed to ipa_create_node_params
18017 (ipa_free): Renamed to ipa_free_all_node_params
18018 (ipa_nodes_create): Renamed to ipa_create_all_node_params
18019 (ipa_edges_create): Renamed to ipa_create_all_edge_args
18020 (ipa_edges_free): Renamed to ipa_free_all_edge_args
18021 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
18022 (ipa_free_all_node_params): Deallocation to jump_functions moved to
18023 ipa_free_all_edge_args
18024 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
18025 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
18026 (ipa_create_methodlist_node): Removed.
18027 (ipa_methodlist_method): Removed.
18028 (ipa_methodlist_method_set): Removed.
18029 (ipa_methodlist_next_method): Removed.
18030 (ipa_methodlist_next_method_set): Removed.
18031 (ipa_method_is_modified): Removed.
18032 (ipa_method_modify_create): Removed.
18033 (ipa_method_modify_init): Temporary variable info instead of a few
18035 (ipa_detect_param_modifications): Temporary variable info instead of
18036 a few dereferences.
18037 (ipa_compute_jump_functions): Temporary variable info instead of
18038 a few dereferences.
18039 (ipa_method_modify_set): Removed.
18040 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18041 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18042 than craph_node as the first parameter.
18043 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18044 (ipa_method_modify_init): Removed.
18045 (ipa_compute_jump_functions): Added a temp variable instead of
18046 repeatadly dereferencing the cgraph_edge.aux pointer
18047 (ipa_callsite_param_set_type): Removed.
18048 (ipa_compute_jump_functions): i renamed to index and moved to
18050 (ipa_callsite_param_set_info_type_formal): Removed.
18051 (ipa_callsite_param_set_info_type): Removed.
18052 (ipa_callsite_param_map_create): Removed.
18053 (ipa_callsite_tree): Removed.
18054 (ipa_callsite_caller): Removed.
18055 (ipa_pop_func_from_list): return_method removed to return_func
18057 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18058 prefixed all values with IPA_. Changed all users.
18059 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18060 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18061 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18062 (union parameter_info): Renamed to jump_func_value.
18063 (union jump_func_value): Renamed value to constant
18064 (struct ipa_jump_func): Renamed info_type to value
18065 (struct ipa_node): Renamed to ipa_node_params
18066 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18067 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18068 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18069 (struct ipa_edge): Renamed to ipa_edge_args
18070 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18071 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18072 (struct ipa_methodlist): Renamed to ipa_func_list
18073 (struct ipa_func_list): method_p renamed to node, next_method
18075 (ipa_methodlist_p): Removed, switched all users to struct pointer
18076 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18078 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18080 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18081 (rs6000_emit_epilogue): Use backchain to restore only when we
18082 have a large frame. Make use of frame pointer to restore if we
18083 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18085 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18087 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18088 Add mode to zero_extract.
18089 (sign bit tests peepholes): (Ditto.).
18091 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18093 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18094 Instructions in comments with SSE3.
18095 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18096 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18097 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18098 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18099 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18100 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18101 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18102 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18103 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18104 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18105 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18106 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18107 (bdesc_sse_args): Renamed to ...
18108 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18109 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18110 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18111 IX86_BUILTIN_FABSQ.
18112 (bdesc_1arg): Moved to ...
18113 (bdesc_args): Here.
18114 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18115 Instructions in comments with SSE3.
18116 (ix86_expand_sse_operands_builtin): Renamed to ...
18117 (ix86_expand_args_builtin): This. Updated.
18118 (ix86_expand_unop1_builtin): Update comments.
18119 (ix86_expand_builtin): Updated.
18121 2008-04-29 Richard Guenther <rguenther@suse.de>
18123 PR tree-optimization/36078
18124 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18125 Update virtual SSA form after cleaning up the CFG.
18127 2008-04-29 Richard Guenther <rguenther@suse.de>
18129 PR middle-end/15255
18130 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18132 2008-04-29 Richard Guenther <rguenther@suse.de>
18134 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18135 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18136 (compute_flow_insensitive_aliasing): Do not treat
18137 PTR_IS_REF_ALL pointers special.
18138 (get_smt_for): Likewise.
18139 (may_alias_p): Re-structure.
18140 (is_escape_site): A ref-all pointer conversion is not an escape site.
18141 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18142 PTR_IS_REF_ALL pointers special.
18143 * tree-ssa-structalias.h (struct alias_info): Remove
18144 ref_all_symbol_mem_tag field.
18145 (PTR_IS_REF_ALL): Remove.
18147 2008-04-29 Richard Guenther <rguenther@suse.de>
18149 PR middle-end/36077
18150 * fold-const.c (extract_muldiv_1): In combining division constants
18151 make sure to never overflow.
18153 2008-04-29 Nick Clifton <nickc@redhat.com>
18155 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18157 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18160 * optc-gen.awk: Work around HP-UX/IA awk bug.
18162 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18164 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18167 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18170 * config/i386/i386.md
18171 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18172 Change operand 1 predicate to nonimmediate_operand.
18174 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18177 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18179 * gengtype.c (walk_type, write_func_for_structure): Handle
18181 * doc/gty.texi: Document chain_circular.
18183 2008-04-28 Richard Guenther <rguenther@suse.de>
18185 PR tree-optimization/36066
18186 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18189 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18192 * config/i386/i386.md
18193 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18194 Use match_scratch instead of match_operand for operands 3 and 4.
18196 2008-04-27 Richard Guenther <rguenther@suse.de>
18198 PR tree-optimization/18754
18199 PR tree-optimization/34223
18200 * tree-pass.h (pass_complete_unrolli): Declare.
18201 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18202 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18203 Rewrite loop into loop closed SSA form if it is not already.
18204 (tree_unroll_loops_completely): Re-structure to iterate over
18205 innermost loops with intermediate CFG cleanups.
18206 Unroll outermost loops only if requested or the code does not grow
18208 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18209 loops are available.
18210 (tree_vectorize): Instead do so here.
18211 (tree_complete_unroll): Also unroll outermost loops.
18212 (tree_complete_unroll_inner): New function.
18213 (gate_tree_complete_unroll_inner): Likewise.
18214 (pass_complete_unrolli): New pass.
18215 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18216 uses outside of the loop.
18217 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18218 form if it is available.
18219 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18220 * passes.c (init_optimization_passes): Schedule complete inner
18221 loop unrolling pass before the first CCP pass after final inlining.
18223 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18225 * targhooks.h (default_emutls_var_fields,
18226 default_emutls_var_init): Declare.
18227 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18228 * target.h (struct gcc_target): Add struct emutls member.
18229 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18230 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18231 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18232 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18233 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18234 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18235 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18236 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18237 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18238 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18239 emit debug information.
18240 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18241 * varasm.c: Include targhooks.h.
18242 (emutls_object_section, emutls_tmpl_section): New.
18243 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18244 (EMUTLS_SEPARATOR): New.
18245 (prefix_name): New.
18246 (get_emutls_object_name): New.
18247 (default_emutls_var_fields): New, broken out of ...
18248 (get_emutls_object_type): ... here. Adjust to use target hooks.
18249 (get_emutls_init_templ_addr): Adjust to use target hooks.
18250 (emutls_decl): Adjust to use target hooks.
18251 (emutls_finish): Likewise.
18252 (default_emutls_var_init): New, broken out of ...
18253 (assemble_variable): ... here. Adjust to use target hooks.
18254 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18255 SECCAT_EMUTLS_TMPL.
18256 * c-common.c (handle_section_attribute): Prevent overriding
18257 sections for emulated tls with special sections.
18258 * config/i386/i386.c (x86_64_elf_select_section): Add
18259 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18260 (x86_64_elf_unique_section): Likewise.
18261 * config/vxworks.c: Include tree.h.
18262 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18263 (vxworks_override_options): Set TLS scheme.
18264 * doc/tm.texi (Emulated TLS): New node.
18266 2008-04-26 Simon Baldwin <simonb@google.com>
18269 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18270 with propagated string constants.
18272 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18274 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18275 constraint for operand 2 when operand 0 is memory operand.
18276 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18277 operand 0 is memory operand.
18278 (fix_trunc<mode>_i387_with_temp): Ditto.
18279 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18280 operand 2 when operand 1 is memory operand.
18281 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18282 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18283 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18284 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18285 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18286 operands 2,3 and 4 when operand 1 is memory operand.
18287 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18289 (fistdi2_floor_with_temp): Ditto.
18290 (fist<mode>2_floor_with_temp): Ditto.
18291 (fistdi2_ceil_with_temp): Ditto.
18292 (fist<mode>2_ceil_with_temp): Ditto.
18293 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18295 2008-04-26 David Daney <ddaney@avtrex.com>
18297 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18299 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18300 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18301 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18302 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18303 (compare_and_swap_12): New insn.
18304 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18305 * config/mips/mips.c (mips_force_binary): New function.
18306 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18307 (mips_expand_compare_and_swap_12): New function.
18308 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18310 2008-04-25 Jan Hubicka <jh@suse.cz>
18313 * cfgexpand.c (pass_expand): Turn into RTL pass.
18314 * passes.c (execute_one_pass): Do pass typechecking after execution.
18315 * tree-pass.h (pass_expand): Turn into RTL pass.
18317 * function.h (struct rtl_data): Move here fields
18318 accesses_prior_frames, calls_eh_return, saves_all_registers,
18319 has_nonlocal_goto, has_asm_statement, is_thunk,
18320 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18321 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18322 arg_pointer_save_area_init from struct function; turn into bool.
18323 (struct function): Move
18324 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18325 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18326 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18327 tail_call_emit, arg_pointer_save_area_init
18328 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18329 (current_function_returns_struct, current_function_returns_pcc_struct,
18330 current_function_calls_setjmp, current_function_calls_alloca,
18331 current_function_accesses_prior_frames,
18332 current_function_calls_eh_return, current_function_is_thunk,
18333 current_function_stdarg, current_function_profile,
18334 current_function_limit_stack, current_function_uses_pic_offset_table,
18335 current_function_uses_const_pool, current_function_has_nonlocal_label,
18336 current_function_saves_all_registers,
18337 current_function_has_nonlocal_goto,
18338 current_function_has_asm_statement): Remove accesor macros.
18339 * ra-conflict.c (global_conflicts): Update.
18340 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18341 (suitable_for_tail_call_opt_p): Update.
18342 * builtins.c (expand_builtin_return_addr): Update.
18343 (expand_builtin_setjmp_setup): Update.
18344 (expand_builtin_nonlocal_goto): Update.
18345 * final.c (final_start_function): Update.
18346 (profile_function): Update.
18347 (leaf_function_p): Update.
18348 (only_leaf_regs_used): Update.
18349 * df-scan.c (df_get_exit_block_use_set): Update.
18350 * dojump.c (clear_pending_stack_adjust): Update.
18351 * tree-stdarg.c (gate_optimize_stdarg): Update.
18352 * gimple-low.c (lower_function_body): Update.
18353 * global.c (compute_regsets): Update.
18354 (global_alloc): Update.
18355 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18356 * expr.c (expand_assignment): Update.
18357 * dse.c (dse_step0): Update.
18358 (dse_step1): Update.
18359 * c-decl.c (store_parm_decls): Update.
18360 * local-alloc.c (combine_regs): Update.
18361 (find_free_reg): Update.
18362 * function.c (assign_parms_augmented_arg_list): Update.
18363 (assign_parm_find_data_types): Update.
18364 (assign_parms): Update.
18365 (allocate_struct_function): Update.
18366 (expand_function_start): Update.
18367 (expand_function_end): Update.
18368 (get_arg_pointer_save_area): Update.
18369 (thread_prologue_and_epilogue_insns): Update.
18370 (rest_of_match_asm_constraints): Update.
18371 * stor-layout.c (variable_size): Update.
18372 * gcse.c (gcse_main): Update.
18373 (bypass_jumps): Update.
18374 * gimplify.c (gimplify_function_tree): Update.
18375 * calls.c (emit_call_1): Update.
18376 (expand_call): Update.
18377 * bt-load.c (compute_defs_uses_and_gen): Update.
18378 * except.c (sjlj_assign_call_site_values): Update.
18379 (sjlj_emit_function_enter): Update.
18380 (can_throw_external): Update.
18381 (set_nothrow_function_flags): Update.
18382 (expand_builtin_unwind_init): Update.
18383 (expand_eh_return): Update.
18384 (convert_to_eh_region_ranges): Update.
18385 (output_function_exception_table): Update.
18386 * emit-rtl.c (gen_tmp_stack_mem): Update.
18387 * cfgexpand.c (expand_used_vars): Update.
18388 (tree_expand_cfg): Update.
18389 * cfgcleanup.c (rest_of_handle_jump): Update.
18390 * explow.c (allocate_dynamic_stack_space): Update.
18391 * varasm.c (assemble_start_function): Update.
18392 (force_const_mem): Update.
18393 (mark_constant_pool): Update.
18394 * tree-optimize.c (tree_rest_of_compilation): Update.
18395 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18396 * tree-cfg.c (notice_special_calls): Update.
18397 (is_ctrl_altering_stmt): Update.
18398 (tree_can_make_abnormal_goto): Update.
18399 (tree_purge_dead_abnormal_call_edges): Update.
18400 * config/alpha/predicates.md: Update.
18401 * config/alpha/alpha.c (alpha_sa_mask): Update.
18402 (alpha_sa_size): Update.
18403 (alpha_does_function_need_gp): Update.
18404 (alpha_expand_prologue): Update.
18405 (alpha_start_function): Update.
18406 (alpha_output_function_end_prologue): Update.
18407 (alpha_expand_epilogue): Update.
18408 * config/frv/frv.c (frv_stack_info): Update.
18409 (frv_expand_epilogue): Update.
18410 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18411 (s390_register_info): Update.
18412 (s390_frame_info): Update.
18413 (s390_init_frame_layout): Update.
18414 (s390_can_eliminate): Update.
18415 (save_gprs): Update.
18416 * config/spu/spu.c (spu_split_immediate): Update.
18417 (need_to_save_reg): Update.
18418 (spu_expand_prologue): Update.
18419 (spu_expand_epilogue): Update.
18420 * config/sparc/sparc.md: Update.
18421 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18422 (sparc_tls_got): Update.
18423 (legitimize_pic_address): Update.
18424 (sparc_emit_call_insn): Update.
18425 (sparc_expand_prologue): Update.
18426 (output_return): Update.
18427 (print_operand): Update.
18428 (sparc_function_ok_for_sibcall): Update.
18429 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18430 * config/m32r/m32r.md: Update.
18431 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18432 (m32r_compute_frame_size): Update.
18433 (m32r_expand_prologue): Update.
18434 (m32r_expand_epilogue): Update.
18435 (m32r_legitimize_pic_address): Update.
18436 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18437 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18438 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18439 (gen_push): Update.
18440 (ix86_save_reg): Update.
18441 (ix86_compute_frame_layout): Update.
18442 (ix86_expand_prologue): Update.
18443 (ix86_expand_epilogue): Update.
18444 * config/sh/sh.c (output_stack_adjust): Update.
18445 (calc_live_regs): Update.
18446 (sh5_schedule_saves): Update.
18447 (sh_expand_prologue): Update.
18448 (sh_expand_epilogue): Update.
18449 (sh_setup_incoming_varargs): Update.
18450 (sh_allocate_initial_value): Update.
18451 (sh_get_pr_initial_val): Update.
18452 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18453 * config/sh/sh.md (label:): Update.
18454 * config/avr/avr.c (out_movhi_mr_r): Update.
18455 * config/crx/crx.h (enum): Update.
18456 * config/xtensa/xtensa.h (along): Update.
18457 * config/stormy16/stormy16.c Update.
18458 (xstormy16_compute_stack_layout): Update.
18459 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18460 (fr30_expand_prologue): Update.
18461 * config/cris/cris.c (cris_conditional_register_usage): Update.
18462 (cris_reg_saved_in_regsave_area): Update.
18463 (cris_initial_frame_pointer_offset): Update.
18464 (cris_simple_epilogue): Update.
18465 (cris_expand_prologue): Update.
18466 (cris_expand_epilogue): Update.
18467 (cris_expand_pic_call_address): Update.
18468 (cris_asm_output_symbol_ref): Update.
18469 (cris_asm_output_label_ref): Update.
18470 * config/cris/cris.md Update.
18471 * config/iq2000/iq2000.c (compute_frame_size): Update.
18472 (iq2000_expand_epilogue): Update.
18473 * config/mt/mt.h (save_direction): Update.
18474 * config/mn10300/mn10300.c (mn10300_function_value): Update.
18475 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18476 (ia64_secondary_reload_class): Update.
18477 * config/m68k/m68k.c (m68k_save_reg): Update.
18478 (m68k_expand_prologue): Update.
18479 (m68k_expand_epilogue): Update.
18480 (legitimize_pic_address): Update.
18481 * config/rs6000/rs6000.c (rs6000_got_register): Update.
18482 (first_reg_to_save): Update.
18483 (first_altivec_reg_to_save): Update.
18484 (compute_vrsave_mask): Update.
18485 (compute_save_world_info): Update.
18486 (rs6000_stack_info): Update.
18487 (spe_func_has_64bit_regs_p): Update.
18488 (rs6000_ra_ever_killed): Update.
18489 (rs6000_emit_eh_reg_restore): Update.
18490 (rs6000_emit_allocate_stack): Update.
18491 (rs6000_emit_prologue): Update.
18492 (rs6000_emit_epilogue): Update.
18493 (rs6000_output_function_epilogue): Update.
18494 (output_profile_hook): Update.
18495 (rs6000_elf_declare_function_name): Update.
18496 * config/rs6000/rs6000.h (rs6000_args): Update.
18497 * config/rs6000/rs6000.md: Update.
18498 * config/mcore/mcore.c (mcore_expand_prolog): Update.
18499 * config/arc/arc.c (arc_output_function_epilogue): Update.
18500 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
18501 * config/darwin.c (machopic_function_base_name): Update.
18502 * config/score/score3.c (score3_compute_frame_size): Update.
18505 (score3_epilogue): Update.
18506 * config/score/score7.c (score7_compute_frame_size): Update.
18507 (score7_prologue): Update.
18508 (score7_epilogue): Update.
18509 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
18510 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18511 * config/arm/arm.c (use_return_insn): Update.
18512 (require_pic_register): Update.
18513 (arm_load_pic_register): Update.
18514 (arm_compute_save_reg0_reg12_mask): Update.
18515 (arm_compute_save_reg_mask): Update.
18516 (thumb1_compute_save_reg_mask): Update.
18517 (output_return_instruction): Update.
18518 (arm_output_function_prologue): Update.
18519 (arm_output_epilogue): Update.
18520 (arm_get_frame_offsets): Update.
18521 (arm_expand_prologue): Update.
18522 (thumb_pushpop): Update.
18523 (thumb_exit): Update.
18524 (thumb1_expand_prologue): Update.
18525 (thumb1_expand_epilogue): Update.
18526 (arm_unwind_emit): Update.
18527 (arm_output_fn_unwind): Update.
18528 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
18529 * config/arm/arm.md: Update.
18530 * config/pa/pa.md: Update.
18531 * config/pa/pa.c (legitimize_pic_address): Update.
18532 (compute_frame_size): Update.
18533 (hppa_expand_prologue): Update.
18534 (hppa_expand_epilogue): Update.
18535 (borx_reg_operand): Update.
18536 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
18537 (HARD_REGNO_RENAME_OK): Update.
18538 * config/mips/mips.c (mips_global_pointer): Update.
18539 (mips_save_reg_p): Update.
18540 (mips_compute_frame_info): Update.
18541 (mips_frame_pointer_required): Update.
18542 (mips_expand_prologue): Update.
18543 (mips_expand_epilogue): Update.
18544 (mips_can_use_return_insn): Update.
18545 (mips_reorg_process_insns): Update.
18546 * config/v850/v850.c (compute_register_save_size): Update.
18547 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
18548 * config/mmix/mmix.c (along): Update.
18549 (mmix_expand_epilogue): Update.
18550 * config/bfin/bfin.c (legitimize_pic_address): Update.
18551 (must_save_p): Update.
18552 (stack_frame_needed_p): Update.
18553 (add_to_reg): Update.
18554 (bfin_expand_prologue): Update.
18555 * stmt.c (expand_asm_operands): Update.
18556 * reload1.c (reload): Update.
18557 (init_elim_table): Update.
18559 2008-04-25 Bob Wilson <bob.wilson@acm.org>
18561 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
18563 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
18565 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
18566 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
18567 (mov<mode>): Removed.
18568 (*movv4sf_internal): Likewise.
18569 (*movv2df_internal): Likewise.
18571 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
18573 * config.gcc (crx-*-elf): Remove deprecation.
18575 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
18577 * config/i386/cygming-crtend.c (register_frame_ctor): Register
18578 __gcc_deregister_frame with atexit.
18579 (deregister_frame_dtor): Remove.
18581 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
18582 Nathan Sidwell <nathan@codesourcery.com>
18584 * config/rs6000/rs6000.opt (mspe): Remove Var property.
18586 * config/rs6000/rs6000.h (rs6000_spe): Declare.
18587 (rs6000_isel): Likewise.
18588 * config/rs6000/rs6000.c (rs6000_spe): New variable.
18589 (rs6000_isel): New variable.
18590 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
18592 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18595 * c-common.c (handle_vector_size_attribute): Call
18596 lang_hooks.types.reconstruct_complex_type instead of
18597 reconstruct_complex_type.
18598 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
18599 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
18600 * langhooks.h (struct lang_hooks_for_types): Add
18601 reconstruct_complex_type hook.
18602 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
18603 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
18605 2008-04-24 Richard Guenther <rguenther@suse.de>
18607 * c-common.h (check_builtin_function_arguments): Declare.
18608 * c-common.c (validate_nargs): New function.
18609 (check_builtin_function_arguments): Likewise.
18610 * c-typeck.c (build_function_call): Call
18611 check_builtin_function_arguments.
18612 * builtins.c (fold_builtin_classify): Remove error reporting code.
18613 (fold_builtin_unordered_cmp): Likewise.
18614 (fold_builtin_1): Likewise.
18615 (fold_builtin_n): Likewise.
18617 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18619 PR tree-optimization/36008
18620 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
18621 the original op1, rather than delta by step.
18623 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
18624 Sebastian Pop <sebastian.pop@amd.com>
18626 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
18627 eliminate_local_variables_stmt, eliminate_local_variables,
18628 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
18629 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
18630 of code delimited by two edges in the CFG.
18631 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
18632 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
18633 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
18634 the case of parallelisation of reductions.
18635 (expr_invariant_in_region_p): New.
18637 * tree-flow.h (gather_blocks_in_sese_region): Declared.
18638 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
18640 2008-04-24 Ira Rosen <irar@il.ibm.com>
18641 Richard Guenther <rguenther@suse.de>
18643 PR tree-optimization/36034
18644 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
18645 incapable of dealing with loads with gaps.
18647 2008-04-24 Rafael EspÃndola <espindola@google.com>
18649 * tree-flow.h (vrp_evaluate_conditional): Change signature.
18650 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18651 vrp_evaluate_conditional.
18652 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
18653 (vrp_evaluate_conditional): Split the cond argument.
18654 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
18655 (simplify_stmt_for_jump_threading): Update call to
18656 vrp_evaluate_conditional.
18658 2008-04-24 Ira Rosen <irar@il.ibm.com>
18660 PR tree-optimization/35982
18661 * tree-vect-analyze.c (vect_check_interleaving): Check that the
18662 interleaved data-refs are of the same type.
18664 2008-04-24 Danny Smith <dannysmith@users.net>
18666 * c-format.c (check_format_info_main): Use strncmp rather than a
18667 magic prefix to handle multichar length specs.
18668 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
18669 Don't prefix "I64" and "I32" with '\0'.
18671 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18674 * config/i386/i386.c (init_cumulative_args): Don't pass anything
18675 in registers for -m32 only if stdarg_p (fntype).
18677 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
18679 PR rtl-optimization/36006
18680 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
18681 temp to op0 in order to avoid invalid rtx sharing.
18683 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
18685 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
18686 check TREE_INVARIANT.
18687 * tree-gimple.c (is_gimple_address): New.
18688 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
18689 * tree-gimple.h (is_gimple_address): New.
18690 * tree.h (decl_address_invariant_p): New.
18691 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
18692 (build_string): Likewise.
18693 (decl_address_invariant_p): New, from is_gimple_invariant_address.
18694 (tree_invariant_p_1): Likewise.
18695 (save_expr): Use it.
18696 (tree_invariant_p): New.
18697 (skip_simple_arithmetic): Use it.
18698 (stabilize_reference_1): Use it.
18699 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
18701 (build1_stat): Drop code to compute TREE_INVARIANT.
18702 (build2_stat): Drop code to compute TREE_INVARIANT.
18703 (build3_stat): Drop code to compute TREE_INVARIANT.
18704 (build4_stat): Drop code to compute TREE_INVARIANT.
18705 (build5_stat): Drop code to compute TREE_INVARIANT.
18706 (build7_stat): Drop code to compute TREE_INVARIANT.
18707 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
18708 * tree.h (struct tree_base): Remove invariant_flag.
18709 (TREE_INVARIANT): Remove.
18710 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
18711 (fold_builtin_expect): Check TREE_CONSTANT.
18712 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
18713 * c-tree.h (c_expr_to_decl): Drop third parameter.
18714 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
18715 (build_c_cast): Don't set TREE_INVARIANT.
18716 (pop_init_level): Don't set TREE_INVARIANT.
18717 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
18718 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
18720 (gimplify_init_constructor): Don't set TREE_INVARIANT.
18721 (gimplify_addr_expr): Adjust comment.
18722 * tree-mudflap.c (mf_build_string):
18723 * print-tree.c (print_node): Don't print TREE_INVARIANT.
18724 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
18725 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
18726 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
18727 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
18728 * langhooks.h (struct lang_hooks): Drop third parameter from
18731 2008-04-23 Richard Guenther <rguenther@suse.de>
18733 PR tree-optimization/27799
18734 PR tree-optimization/32921
18735 PR tree-optimization/32624
18736 * tree-ssa-structalias.c (merge_smts_into): Only merge the
18737 SMTs aliases and the tag itself into the solution.
18738 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
18739 merge the points-to solution back into the SMT aliases.
18740 (may_alias_p): Use alias_set_subset_of instead of
18741 aliases_conflict_p. A pointer which points to
18742 memory with alias set zero may access any variable.
18744 2008-04-23 Richard Guenther <rguenther@suse.de>
18746 * alias.c (alias_set_subset_of): Correctly handle asking
18747 if zero is a subset of an alias set with zero child.
18748 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
18749 (compute_flow_insensitive_aliasing): Correctly walk all
18750 pointers. Do not unnecessarily union sets.
18752 2008-04-23 Richard Guenther <rguenther@suse.de>
18754 PR middle-end/36021
18755 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
18757 2008-04-22 Tomas Bily <tbily@suse.cz>
18759 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
18761 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
18763 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18764 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18765 * tree-inline.c (estimate_num_insns_1): Likewise.
18766 * varasm.c (const_hash_1, compare_constant, copy_constant)
18767 (compute_reloc_for_constant, output_addressed_constants): Likewise.
18768 * emit-rtl.c (component_ref_for_mem_expr)
18769 (set_mem_attributes_minus_bitpos): Likewise.
18770 * expr.c (highest_pow2_factor, expand_expr_real_1, )
18771 (is_aligning_offset): Likewise.
18772 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
18773 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18774 * dojump.c (do_jump): Likewise.
18775 * builtins.c (get_pointer_alignment, get_memory_rtx)
18776 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
18777 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
18779 2008-04-23 Jakub Jelinek <jakub@redhat.com>
18781 PR rtl-optimization/36017
18782 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
18783 expanding the library call.
18785 2008-04-22 Ian Lance Taylor <iant@google.com>
18787 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
18788 than size_in_bytes.
18790 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
18792 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
18793 of LR/CTR moves for Power6.
18795 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18797 PR middle-end/36003
18798 * passes.c (init_optimization_passes): Remove
18799 pass_fast_rtl_byte_dce.
18801 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
18804 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
18805 builtin functions to generate faster code.
18806 (_mm_cvtpu16_ps): Ditto.
18807 (_mm_cvtpi32x2_ps): Ditto.
18809 2008-04-22 Nick Clifton <nickc@redhat.com>
18811 * common.opt (ftree-loop-distribution): Add Optimization
18814 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
18815 (frv_expand_builtin_va_start): Likewise.
18817 * config/arm/arm.c (thumb_find_work_register): Fix location of
18818 argument register count.
18820 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18822 Support scheduling for ColdFire V1 and V3 microarchitecture.
18823 Improve scheduling of multiplication instructions.
18825 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
18826 (mac): New instruction attribute.
18827 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
18828 (m68k_sched_mac): New variable.
18829 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
18830 Handle cfv1 and cfv3.
18831 (max_insn_size): New static variable.
18832 (struct _sched_ib): New type.
18833 (sched_ib): New static variable.
18834 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
18835 to fields of 'struct _sched_ib sched_ib'. Update all uses.
18836 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
18838 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
18839 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
18840 new variables. Update.
18841 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18842 Add modeling of cfv3 instruction buffer. Update.
18843 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
18844 * config/m68k/m68k.h (TUNE_CFV3): New macro.
18845 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
18846 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
18847 a particular reservation applies to.
18848 (type2): Reorganize attribute values. Rename alu to alu_reg,
18849 alu_l to alu, move_l to omove. Join move to alu. Split mul
18850 to mul_l and mul_w.
18851 (cf_ib_*): Simplify description of instruction buffer.
18852 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
18853 (cf_mem): Split into cf_mem1 and cf_mem2.
18854 (cf_v2_move_??): Rename to cfv12_alu_??.
18855 (cf_v2_move_l_??): Rename to cfv12_omove_??.
18856 (cf_v2_mul_??): Remove reservations.
18857 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
18858 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
18859 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
18861 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
18862 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
18863 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
18864 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
18865 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
18866 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
18867 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
18868 expansions of the above reservations for instructions of sizes
18871 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18873 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
18875 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
18877 * coverage.c: Include tree-pass.h.
18878 (coverage_counter_alloc): Print da_file_name to the dump file.
18880 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
18882 * sbitmap.c (sbitmap_range_empty_p): New function.
18883 * sbitmap.h (sbitmap_range_empty_p): New function.
18884 * bitmap.h: Now includes obstack.h.
18886 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
18887 Kenneth Zadeck <zadeck@naturalbridge.com>
18889 * dbgcnt.def (ra_byte_scan): Added.
18890 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
18891 when the last hit happens for a counter.
18892 * timevar.def (TV_DF_BYTE_LR): New variable.
18893 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
18894 * passes.c (pass_fast_rtl_byte_dce): New pass.
18895 * fwprop.c (update_df): Added mode to call df_ref_create.
18896 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18897 DF_REF_EXTRACT_OFFSET.
18898 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
18899 DF_BYTE_LR_OUT, df_byte_lr): New macro.
18901 (df_ref_extract): Added mode field.
18902 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
18903 DF_REF_EXTRACT_OFFSET.
18904 (DF_REF_EXTRACT_MODE): New macro.
18905 (df_byte_lr_bb_info): New structure.
18906 (df_print_byte_regset, df_compute_accessed_bytes,
18907 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
18908 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
18909 df_byte_lr_simulate_uses,
18910 df_byte_lr_simulate_artificial_refs_at_top,
18911 df_byte_lr_simulate_artificial_refs_at_end,
18912 df_compute_accessed_bytes): New function.
18913 (df_ref_create): Add parameter.
18914 (df_byte_lr_get_bb_info): New inline function.
18915 * df-scan.c (df_ref_record, df_uses_record,
18916 df_ref_create_structure): Added mode parameter.
18917 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
18918 df_defs_record, df_uses_record, df_get_conditional_uses,
18919 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
18920 df_entry_block_defs_collect, df_exit_block_uses_collect):
18921 Added mode parameter to calls to df_ref_record, df_uses_record,
18922 df_ref_create_structure.
18923 (df_ref_equal_p, df_ref_compare): Added test for modes.
18924 (df_ref_create_structure): Added code to set mode. Renamed
18925 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18926 DF_REF_EXTRACT_OFFSET.
18927 * df-core.c (df_print_byte_regset): New function.
18928 * df-byte-scan.c: New file.
18929 * df-problems.c (df_rd_transfer_function): Removed unnecessary
18930 calls to BITMAP_FREE.
18931 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
18932 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
18933 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
18934 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
18935 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
18936 df_byte_lr_local_compute, df_byte_lr_init,
18937 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
18938 df_byte_lr_transfer_function, df_byte_lr_free,
18939 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
18940 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
18941 df_byte_lr_simulate_uses,
18942 df_byte_lr_simulate_artificial_refs_at_top,
18943 df_byte_lr_simulate_artificial_refs_at_end): New function.
18944 * dce.c (byte_dce_process_block): New function.
18945 (dce_process_block): au is now passed in rather than computed
18946 locally. Changed loops that look at artificial defs to not look
18947 for conditional or partial ones, because there never are any.
18948 (fast_dce): Now is able to drive byte_dce_process_block or
18949 dce_process_block depending on the kind of dce being done.
18950 (rest_of_handle_fast_dce): Add parameter to fast_dce.
18951 (rest_of_handle_fast_byte_dce): New function.
18952 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
18953 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
18955 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
18958 * gcc.h: Added fortran options that take arguments to
18959 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
18962 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
18964 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
18965 scalarization if on the LHS and not a full access.
18967 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18969 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
18971 2008-04-18 Rafael EspÃndola <espindola@google.com>
18973 * tree-vrp.c (find_case_label_index): Fix the binary search.
18974 (find_case_label_range): New.
18975 (vrp_visit_switch_stmt): Use find_case_label_range.
18976 (simplify_switch_using_ranges): Use find_case_label_range.
18978 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
18980 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
18981 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
18983 2008-04-18 Tom Tromey <tromey@redhat.com>
18986 * doc/cpp.texi (Implementation-defined behavior): Mention
18989 2008-04-18 Ian Lance Taylor <iant@google.com>
18991 * fold-const.c (pointer_may_wrap_p): New static function.
18992 (fold_comparison): Add another test for pointer overflow. Use
18993 pointer_may_wrap_p to disable some false positives.
18995 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
18997 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
18998 (fname_as_string): Match updated cpp_interpret_string prototype.
18999 (fix_string_type): Support char16_t* and char32_t*.
19000 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
19001 derivative) nodes. Register as builtin if C++0x.
19002 (c_parse_error): Support CPP_CHAR{16,32}.
19003 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
19004 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
19005 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
19006 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
19007 CTI_CHAR32_ARRAY_TYPE>: New elements.
19008 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
19009 char32_type_node, signed_char32_type_node, char16_array_type_node,
19010 char32_array_type_node): New defines.
19011 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
19012 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
19013 (lex_string): Support CPP_STRING{16,32}, match updated
19014 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
19015 (lex_charconst): Support CPP_CHAR{16,32}.
19016 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
19017 and CPP_STRING{16,32}.
19019 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
19022 * aclocal.m4: Regenerate.
19023 * configure: Regenerate.
19025 2008-04-18 Jan Hubicka <jh@suse.cz>
19027 * except.c (dw2_size_of_call_site_table,
19028 sjlj_size_of_call_site_table): Use vector API for call_site_record.
19030 * cgraphbuild.c (build_cgraph_edges): Update.
19031 * tree-pass.h: Update comment.
19032 * final.c (leaf_function_p): Update.
19033 (leaf_renumber_regs): Update.
19034 (rest_of_clean_state): Update.
19035 * omp-low.c (expand_omp_parallel): Update.
19036 * ipa-reference.c (analyze_function): Update.
19037 * reorg.c (find_end_label): Update.
19038 (optimize_skip): Update.
19039 (fill_simple_delay_slots): Update.
19040 (fill_simple_delay_slots): Update.
19041 (make_return_insns): Update.
19042 (dbr_schedule): Update.
19043 * gimple-low.c (record_vars_into): Update.
19044 * cfgbuild.c (make_edges): Update.
19045 * function.c (assign_stack_local): Update.
19046 (assign_parm_adjust_stack_rtl): Update.
19047 (locate_and_pad_parm): Update.
19048 (allocate_struct_function): Do not initialize stack_alignment_needed
19049 and preferred_stack_boundary here.
19050 (stack_protect_prologue): Update.
19051 (stack_protect_epilogue): Update.
19052 (expand_function_start): Initialize stack_alignment_needed,
19053 preferred_stack_boundary and max_jumptable_ents.
19054 (expand_function_end): Update.
19055 (free_after_compilation): Do not NULLify epilogue_delay_list.
19056 * function.h (struct rtl_data): Add stack_protect_guard,
19057 stack_alignment_needed,
19058 preferred_stack_boundary, epilogue_delay_list.
19059 (struct function): Remove value_histograms, stack_alignment_needed,
19060 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19062 unexpanded_var_list, stack_protect_guard.
19063 (current_function_epilogue_delay_list): Remove.
19064 * ipa-type-escape.c (analyze_function): Update.
19065 * gimplify.c (pop_gimplify_context): Update comment.
19066 * calls.c (expand_call): Update.
19067 (emit_library_call_value_1): Update.
19068 * except.c (set_nothrow_function_flags): Update.
19069 * cfgexpand.c (get_decl_align_unit): Update.
19070 (create_stack_guard): Update.
19071 (estimated_stack_frame_size): Update.
19072 (expand_used_vars): Update.
19073 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19074 * explow.c (allocate_dynamic_stack_space): Update.
19075 * tree-ssa-live.c (remove_unused_locals): Update.
19076 * varasm.c (mark_constant_pool): Update.
19077 * tree-inline.c (remap_decls): Update.
19078 (initialize_cfun): Update.
19079 (declare_return_variable): Update.
19080 (inline_forbidden_p): Update.
19081 (expand_call_inline): Update.
19082 (declare_inline_vars): Update.
19083 (tree_function_versioning): Update.
19084 * tree-flow.h (value_histograms): New.
19085 (VALUE_HISTOGRAMS): New macro.
19086 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19088 * tree-cfg.c (set_bb_for_stmt): Update.
19089 (replace_by_duplicate_decl): Update.
19090 (move_block_to_fn): Update.
19091 (new_label_mapper): Update.
19092 (dump_function_to_file): Update.
19093 * ipa-struct-reorg.c (build_data_structure): Update.
19094 * cfgrtl.c (print_rtl_with_bb): Update.
19095 * reload1.c (reload): Update.
19097 * config/i386/i386.c (setup_incoming_varargs_64,
19098 ix86_compute_frame_layout): Update.
19099 * config/arc/arc.c (arc_output_function_epilogue): Update.
19101 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19103 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19104 for FreeBSD as well.
19105 * gthr-posix95.h: Likewise.
19107 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19109 PR rtl-optimization/35838
19110 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19111 out the byte offset of the first subreg.
19113 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19115 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19116 to split_ti instead of three separate calls with single member arrays.
19117 (subti3 splitter): Ditto.
19118 (adddi3 splitter): Ditto with split_di.
19119 (subdi3 splitter): Ditto.
19120 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19121 two separate calls with single member arrays. Swap match_dup
19122 operands 1 and 2 to better fit into the array.
19123 (negdi2 splitter): Ditto with split_di.
19124 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19125 two separate calls with single member arrays. Swap match_dup operands
19126 6 and 7 to better fit into the array.
19128 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19130 * config/i386/i386.c (sse_builtin_type): New.
19131 (bdesc_sse_args): Likewise.
19132 (bdesc_sse_3arg): Removed.
19133 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19134 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19135 IX86_BUILTIN_ROUNDPS.
19136 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19137 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19138 IX86_BUILTIN_ROUNDPS.
19139 (ix86_expand_sse_4_operands_builtin): Removed.
19140 (ix86_expand_sse_operands_builtin): New.
19141 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19142 and CODE_FOR_sse4_1_roundps.
19143 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19144 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19146 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19149 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19150 regs before frame pop when needed. If use_backchain_to_restore_sp
19151 then load backchain into a temp reg to restore vr and vrsave. Add
19152 code to restore vr after frame pop if possible.
19154 2008-04-17 Richard Guenther <rguenther@suse.de>
19156 * tree-vn.c (expressions_equal_p): Do not check type
19157 equality or compatibility before calling operand_equal_p.
19158 * fold-const.c (operand_equal_p): Check equivalence of
19159 integer constants before bailing out due to signedness or
19160 precision differences.
19161 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19162 spurious differences in type qualification. Ignore types
19163 for COMPONENT_REFs at all.
19165 2008-04-17 Christian Bruel <christian.bruel@st.com>
19167 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19168 msw_skip comparison.
19170 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19173 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19176 PR tree-optimization/35899
19177 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19178 rather than TREE_OPERAND.
19180 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19183 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19184 temporary registers. Change operand predicate to general_operand.
19185 (remainderxf3): Ditto.
19187 2008-04-16 Richard Guenther <rguenther@suse.de>
19189 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19190 * tree-affine.c (aff_combination_expand): Look through some
19193 2008-04-15 Doug Kwan <dougkwan@google.com>
19195 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19197 * tree-pretty-print.c (dump_generic_node): Ditto.
19198 * final.c (output_addr_const): Ditto.
19199 * dwarf2out.c (output_cfi): Ditto.
19200 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19201 * print-rtl.c (print_rtx): Ditto.
19202 * print-tree.c (print_node_brief, print_node): Ditto.
19203 * c-common.c (match_case_to_enum_1): Ditto.
19204 * sched-vis.c (print_value): Ditto.
19205 * config/i386/i386.c (print_operand): Cast to long unsigned int
19208 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19209 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19210 MS Windows VirtualProtect function.
19212 2008-04-15 Jan Hubicka <jh@suse.cz>
19214 * gengtype.c (write_root): Param_is argument is OK.
19215 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19216 * function.h: Include varray.h
19217 (rtl_eh): New stucture based on except.c one.
19218 (call_site_record): New forward declaration and vector type.
19219 * calls.c (emit_call_1): Do not call
19220 note_current_region_may_contain_throw.
19221 * except.c (eh_status): Remove cur_region, try_region since they are
19223 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19224 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19225 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19226 Remove call_site_data_used, call_site_data_size.
19227 Turn call_site_record into vector in function.h.
19228 (note_current_region_may_contain_throw): Remove.
19229 (get_exception_pointer, get_exception_filter): Do not take struct
19230 function argument; update.
19231 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19232 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19233 build_post_landing_pads, dw2_build_landing_pads,
19234 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19235 sjlj_emit_function_enter, sjlj_emit_function_enter,
19236 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19237 sjlj_build_landing_pads, finish_eh_generation,
19238 remove_exception_handler_label, remove_eh_handler,
19239 maybe_remove_eh_handler, add_reachable_handler,
19240 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19241 add_action_record, collect_one_action_chain, add_call_site,
19242 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19243 sjlj_output_call_site_table, output_function_exception_table,
19244 * except.h (note_current_region_may_contain_throw): Remove
19245 (get_exception_pointer, get_exception_filter): Do not take struct
19247 * Makefile.in (GTFILES): Put varargs before struct function.
19249 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19251 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19252 punt for STRING_CST.
19253 (get_constraint_for): Deal with STRING_CST here instead.
19255 2008-04-15 Richard Guenther <rguenther@suse.de>
19257 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19258 statements in a basic-block with a backward walk. Do not
19259 substitute into dead statements but instead remove those.
19261 2008-04-15 Richard Guenther <rguenther@suse.de>
19263 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19264 to zero, thus disable creation of SFTs.
19266 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19268 * tree-predcom.c (suitable_reference_p): Return false if the
19269 reference can throw.
19271 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19274 * c-decl.c (finish_decl): If extern or static var has variable
19275 size, set TREE_TYPE (decl) to error_mark_node.
19277 2008-04-15 Rafael EspÃndola <espindola@google.com>
19279 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19282 2008-04-15 Richard Guenther <rguenther@suse.de>
19284 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19285 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19286 (visit_reference_op_load): Do walk vuse-vdef chains on
19287 vn_reference_lookup.
19288 (visit_reference_op_store): But do not here.
19289 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19290 vn_reference_lookup.
19291 (vn_lookup_with_vuses): But do so here.
19293 2008-04-14 Ian Lance Taylor <iant@google.com>
19295 * fold-const.c (fold_overflow_warning): Remove assertion.
19297 2008-04-15 Ben Elliston <bje@au.ibm.com>
19299 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19300 temp1 local variables.
19302 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19305 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19306 ".text.unlikely" section as executable.
19308 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19310 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19311 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19312 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19313 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19314 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19315 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19316 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19318 2008-04-14 Ian Lance Taylor <iant@google.com>
19320 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19321 * fold-const.c (fold_comparison): If appropriate, test
19322 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19323 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19324 reassociating a pointer type.
19325 * doc/invoke.texi (Optimize Options): Document that
19326 -fstrict-overflow applies to pointer wraparound.
19328 2008-04-13 Jan Hubicka <jh@suse.cz>
19330 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19332 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19334 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19335 we are going to "save the world".
19337 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19339 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19340 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19341 operand 0 constraint, not "=".
19343 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19345 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19347 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19349 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19350 of size of positions_needed * CHAR_BIT.
19352 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19354 PR middle-end/35897
19355 * dse.c (store_info): Change positions_needed to unsigned
19357 (lowpart_bitmask): New.
19358 (record_store): Cast to unsigned HOST_WIDE_INT for
19359 positions_needed. Assert width <= size of positions_needed *
19360 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19361 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19362 lowpart_bitmask to set mask.
19364 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19366 * config/bfin/constraints.md: New file.
19367 * config/bfin/bfin.md: Include it.
19368 (adddi3): Use satisfies_constraint functions instead of the old macros.
19369 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19370 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19371 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19372 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19373 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19374 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19375 EXTRA_CONSTRAINT): Delete.
19376 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19377 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19379 * config/bfin/bfin.c: Include "tm-constrs.h".
19380 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19381 Use satisfies_constraint functions instead of the old macros.
19382 * doc/md.texi (Blackfin Constraints): Update file name reference.
19384 2008-04-11 Richard Guenther <rguenther@suse.de>
19386 PR tree-optimization/35869
19387 * tree-vrp.c (execute_vrp): Move switch statement update after
19388 jump threading. Schedule another cfg cleanup run.
19390 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19393 * attribs.c (decl_attributes): Return early on errorneous node.
19395 2008-04-10 Oleg Ryjkov <olegr@google.com>
19397 * tree.h (struct tree_base): Added a new flag default_def_flag.
19398 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19400 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19402 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19404 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19407 * pa.md: Define mode iterator P. Define mode attribute dwc.
19408 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19409 (icacheflush): Likewise.
19410 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19411 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19413 2008-04-11 Ben Elliston <bje@au.ibm.com>
19415 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19417 2008-04-10 Rafael EspÃndola <espindola@google.com>
19419 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19420 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19421 (extract_range_from_expr): The same.
19423 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19425 * config/mips/mips.md (GPR2): New mode iterator.
19426 (seq): Add comment.
19427 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19428 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19429 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19430 Rewrite these to take two modes, the mode of comparison and the
19431 mode of the destination.
19432 * config/mips/mips.c (mips_expand_scc): Instead of having
19433 paradoxical subreg as destination, expand "narrowing" scc if mode
19434 of comparison is SI and target is requested in DI mode.
19435 (mips_emit_int_order_test): Update comment. Make mode of
19436 comparison match CMP0 rather than TARGET. When creating inverse
19437 target use mode of TARGET.
19439 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19441 * gcov-dump.c (tag_summary): Only print summaries for the first
19442 GCOV_COUNTERS_SUMMABLE counters.
19444 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19446 * config/i386/i386.md (absneg): New code iterator.
19447 (absnegprefix): New code attribute.
19448 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19449 patterns using absneg code iterator.
19450 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19451 using absneg code iterator.
19452 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19453 *neg<mode>2 patterns using absneg code iterator.
19454 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19455 *negextendsfdf2 patterns using absneg code iterator.
19456 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19457 *negextendsfxf2 patterns using absneg code iterator.
19458 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19459 *negextendsfdf2 patterns using absneg code iterator.
19460 * config/i386/sse.md (<code><mode>2): Macroize expander from
19461 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19463 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19465 * config/s390/s390.h: Remove the remains of the recent search
19466 & replace action of current_function_outgoing_args_size.
19468 2008-04-10 Ira Rosen <irar@il.ibm.com>
19470 PR tree-optimization/35821
19471 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
19472 NEW_STMT_LIST is not NULL.
19474 2008-04-09 David Edelsohn <edelsohn@gnu.org>
19477 * toplev.c (process_options): Remove -ffunction-sections debugging
19480 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
19482 PR middle-end/PR28690
19483 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
19484 than gen_rtx_fmt_ee to perform more canonicalizations.
19486 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19489 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
19491 2008-04-09 Richard Guenther <rguenther@suse.de>
19493 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
19494 (dump_function_to_file): Dump function arguments with types.
19496 2008-04-08 Richard Guenther <rguenther@suse.de>
19498 * fold-const.c (fold_widened_comparison): Do not allow
19499 sign-changes that change the result.
19501 2008-04-08 Janis Johnson <janis187@us.ibm.com>
19504 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
19505 kinds of indirect references.
19507 2008-04-08 David Edelsohn <edelsohn@gnu.org>
19509 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
19510 GNU Fortran language string.
19512 2008-04-08 Rafael EspÃndola <espindola@google.com>
19514 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
19515 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
19516 * tree.h (tree_call_nonnegative_warnv_p): New.
19518 2008-04-08 Jan Hubicka <jh@suse.cz>
19520 * function.c (free_after_compilation): Clear out regno_reg_rtx
19523 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
19526 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19528 PR middle-end/PR28690
19529 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
19530 same precedence as REG_POINTER and MEM_POINTER operands.
19532 2008-04-08 Richard Guenther <rguenther@suse.de>
19534 PR middle-end/35834
19535 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
19536 for adding index to base.
19538 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
19540 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
19541 (MINGW_ENABLE_EXECUTE_STACK): New.
19542 (IN_LIBGCC2): For libgcc include windows.h file for
19543 function declarations.
19545 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
19547 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
19548 and tem2 if tem1 is not a REG or MULT.
19550 2008-04-08 Jan Hubicka <jh@suse.cz>
19552 * function.h (incomming_args): Break out of struct function.
19553 (function_subsections): Break out of struct function.
19554 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
19555 return_rtx and hard_reg_initial_vals from struct function.
19556 Kill inl_max_label_num.
19557 (current_function_pops_args, current_function_args_info,
19558 current_function_args_size, current_function_args_size,
19559 current_function_pretend_args_size,
19560 current_function_outgoing_args_size,
19561 current_function_internal_arg_pointer, current_function_return_rtx):
19562 Kill compatibility accestor macros.
19563 * builtins.c (expand_builtin_apply_args_1): Update.
19564 (expand_builtin_next_arg): Update.
19565 * df-scan.c (df_get_call_refs): Update.
19566 * dbxout.c (dbxout_function_end): Update.
19567 * dwarf2out.c (dwarf2out_switch_text_section): Update.
19568 (output_line_info): Update.
19569 (secname_for_decl): Update.
19570 (dwarf2out_var_location): Update.
19571 * function.c (free_after_compilation): Update.
19572 (assign_parm_find_stack_rtl): Update.
19573 (assign_parms): Update.
19574 (expand_dummy_function_end): Update.
19575 (expand_function_end): Update.
19576 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
19577 (expand_call): Update.
19578 (emit_library_call_value_1): Update.
19579 (store_one_arg): Update.
19580 * varasm.c (initialize_cold_section_name): Update.
19581 (unlikely_text_section): Update.
19582 (unlikely_text_section_p): Update.
19583 (assemble_start_function): Update.
19584 (assemble_end_function): Update.
19585 (default_section_type_flags): Update.
19586 (switch_to_section): Update.
19587 * integrate.c (set_decl_abstract_flags): Update.
19588 (get_hard_reg_initial_val): Update.
19589 (has_hard_reg_initial_val): Update.
19590 (allocate_initial_values): Update.
19591 * resource.c (init_resource_info): Update.
19592 * config/alpha/alpha.c (NUM_ARGS): Update.
19593 (direct_return): Update.
19594 (alpha_va_start): Update.
19595 (alpha_sa_size): Update.
19596 (alpha_initial_elimination_offset): Update.
19597 (alpha_expand_prologue): Update.
19598 (alpha_start_function): Update.
19599 (alpha_expand_epilogue): Update.
19600 (unicosmk_initial_elimination_offset):
19601 * config/alpha/alpha.md (call expander): Update.
19602 * config/s390/s390.c (s390_register_info): Update.
19603 (s390_register_info): Update.
19604 (s390_frame_info): Update.
19605 (s390_initial_elimination_offset): Update.
19606 (s390_build_builtin_va_list): Update.
19607 (s390_va_start): Update.
19608 * config/spu/spu.c (direct_return): Update.
19609 (spu_expand_prologue): Update.
19610 (spu_initial_elimination_offset): Update.
19611 (spu_build_builtin_va_list): Update.
19612 (spu_va_start): Update.
19613 * config/sparc/sparc.c (sparc_init_modes): Update.
19614 (sparc_compute_frame_size): Update.
19615 (function_value): Update.
19616 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
19617 * config/i386/i386.md (return expander): Update.
19618 * config/i386/i386.c (ix86_va_start): Update.
19619 (ix86_can_use_return_insn_p): Update.
19620 (ix86_compute_frame_layout): Update.
19621 (ix86_expand_epilogue): Update.
19622 * config/sh/sh.c (output_stack_adjust): Update.
19623 (calc_live_regs): Update.
19624 (sh_expand_prologue): Update.
19625 (sh_builtin_saveregs): Update.
19626 (sh_va_start): Update.
19627 (initial_elimination_offset): Update.
19628 (sh_allocate_initial_value): Update.
19629 (sh_function_ok_for_sibcall): Update.
19630 (sh_get_pr_initial_val): Update.
19631 * config/sh/sh.md (return expander): Update.
19632 * config/avr/avr.c (frame_pointer_required_p): UPdate.
19633 * config/crx/crx.c (crx_compute_frame): UPdate.
19634 (crx_initial_elimination_offset): UPdate.
19635 * config/xtensa/xtensa.c (compute_frame_size): Update
19636 (xtensa_builtin_saveregs): Update.
19637 (xtensa_va_start): Update.
19638 (order_regs_for_local_alloc): Update.
19639 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
19640 (xstormy16_expand_builtin_va_start): Update.
19641 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
19642 * config/m68hc11/m68hc11.md (return expanders): Update.
19643 * config/m68hc11/m68hc11.c (expand_prologue): Update.
19644 (expand_epilogue): Update.
19645 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
19646 (cris_simple_epilogue): Update.
19647 (cris_expand_prologue): Update.
19648 (cris_expand_epilogue): Update.
19649 * config/iq2000/iq2000.c (iq2000_va_start): Update.
19650 (compute_frame_size): Update.
19651 * config/mt/mt.c (mt_compute_frame_size): Update.
19652 * config/mn10300/mn10300.c (expand_prologue): Update.
19653 (expand_epilogue): Update.
19654 (initial_offset): Update.
19655 (mn10300_builtin_saveregs):
19656 * config/mn10300/mn10300.md (return expander): Update.
19657 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19658 (ia64_initial_elimination_offset): Update.
19659 (ia64_initial_elimination_offset): Update.
19660 (ia64_expand_prologue): Update.
19661 * config/m68k/m68k.md (return expander): Update.
19662 * config/rs6000/rs6000.c (rs6000_va_start): Update.
19663 (rs6000_stack_info): Update.
19664 * config/mcore/mcore.c (layout_mcore_frame): Update.
19665 (mcore_expand_prolog): Update.
19666 * config/arc/arc.c (arc_compute_frame_size): Update.
19667 * config/score/score3.c (score3_compute_frame_size): Update.
19668 * config/score/score7.c (score7_compute_frame_size): Update.
19669 * config/arm/arm.c (use_return_insn): Update.
19670 (thumb_find_work_register): Update.
19671 (arm_compute_save_reg_mask): Update.
19672 (arm_output_function_prologue): Update.
19673 (arm_output_epilogue): Update.
19674 (arm_size_return_regs): Update.
19675 (arm_get_frame_offsets): Update.
19676 (arm_expand_prologue): Update.
19677 (thumb_exit): Update.
19678 (thumb_unexpanded_epilogue): Update.
19679 (thumb1_output_function_prologue): Update.
19680 * config/pa/pa.md (return expander): Update.
19681 * config/pa/pa.c (compute_frame_size): Update.
19682 (hppa_builtin_saveregs): Update.
19683 * config/mips/mips.c (mips_va_start): Update.
19684 (mips16_build_function_stub): Update.
19685 (mips_compute_frame_info): Update.
19686 (mips_restore_gp): Update.
19687 (mips_output_function_prologue): Update.
19688 (mips_expand_prologue): Update.
19689 * config/v850/v850.c (compute_frame_size): Update.
19690 (expand_prologue): * config/mmix/mmix.c (along): update.
19691 (mmix_initial_elimination_offset): update.
19692 (mmix_reorg): update.
19693 (mmix_use_simple_return): update.
19694 (mmix_expand_prologue): update.
19695 (mmix_expand_epilogue): Update.
19696 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
19697 (emit_link_insn): Update.
19699 2008-04-08 Anatoly Sokolov <aesok@post.ru>
19701 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
19702 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
19704 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
19707 2008-04-07 Jan Hubicka <jh@suse.cz>
19709 * function.h (rtl): Rename to x_rtl.
19710 (crtl): New define.
19711 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19712 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19713 used_temp_slots avail_temp_slots, temp_slot_level,
19714 nonlocal_goto_handler_labels): Update accesstors.
19715 (rtl): New global variable.
19716 (struct function): Move some fileds to rtl_data.
19717 (get_arg_pointer_save_area): Update prototype.
19718 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19719 get_arg_pointer_save_area.
19720 * expr.c (init_expr): Update
19721 * function.c (get_frame_size): Update
19722 (assign_stack_local): Update
19723 (expand_function_end): Update.
19724 (get_art_pointer_save_area): Update
19726 * emit-rtl.c (rtl): Declare.
19727 (regno_reg_rtx): Declare.
19728 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19730 (gen_reg_rtx): Update.
19731 * varasm.c (n_deferred_constatns): Update accestor.
19732 (init_varasm_status): Do not allocate varasm_status.
19733 (force_const_mem, get_pool_size, output_constant_pool): Update.
19734 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19735 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19736 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
19737 * sparc/sparc.h (INIT_EXPANDERS): Update.
19738 * ia64/ia64.h (INIT_EXPANDERS): Update.
19740 2008-04-07 James E. Wilson <wilson@tuliptree.org>
19742 * reload.c (push_secondary_reload): Add missing break to for loop.
19744 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19746 PR middle-end/PR28690
19747 * rtlanal.c: Update copyright years.
19748 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
19749 as REG_POINTER and MEM_POINTER operands.
19750 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
19751 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
19752 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
19753 * gcse.c: Update copyright years.
19754 (pre_delete): Call gen_reg_rtx_and_attrs.
19755 (hoist_code): Likewise.
19756 (build_store_vectors): Likewise.
19757 (delete_store): Likewise.
19758 * loop-invariant.c (move_invariant_reg): Likewise.
19759 Update copyright years.
19761 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
19763 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
19764 control string instead of quoted.
19766 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19768 * doc/rtl.texi: Rewrite of subreg section.
19770 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
19773 * config/i386/i386.c (legitimize_pic_address): Add treating
19774 of dllimport SYM_REF's.
19775 (legitimize_dllimport_symbol): Add prototype.
19777 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19779 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
19780 reference in constructor with non self-referential type.
19782 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19784 Removal of Return with Depressed Stack Pointer support
19785 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
19786 (ECF_SP_DEPRESSED): Likewise.
19787 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
19788 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
19789 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19790 (expand_call): Do not test ECF_SP_DEPRESSED.
19791 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19792 * function.c (keep_stack_depressed): Delete.
19793 (handle_epilogue_set): Likewise.
19794 (update_epilogue_consts): Likewise.
19795 (emit_equiv_load): Likewise.
19796 (thread_prologue_and_epilogue_insns): Remove support for Return with
19797 Depressed Stack Pointer.
19798 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19800 2008-04-06 Richard Guenther <rguenther@suse.de>
19802 PR tree-optimization/35400
19803 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
19804 information from SSA_NAMEs.
19806 2008-04-06 Anatoly Sokolov <aesok@post.ru>
19808 * config/avr/avr.h (avr_mega_p): Remove declaration.
19809 (AVR_MEGA): Remove macro.
19810 * config/avr/avr.c (avr_mega_p): Remove variable.
19811 (avr_override_options): Remove inicializion of avr_mega_p.
19812 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19813 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19814 (avr_jump_mode): (Ditto.).
19815 (avr_output_progmem_section_asm_op): (Ditto.).
19816 (avr_asm_init_sections): (Ditto.).
19817 (avr_asm_init_sections): (Ditto.).
19818 (avr_rtx_costs): (Ditto.).
19819 * config/avr/avr.md: (Ditto.).
19820 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
19823 2008-04-06 Richard Guenther <rguenther@suse.de>
19825 PR tree-optimization/35842
19826 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
19827 is_gimple_invariant_address.
19829 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19831 * gcc.c (default_compilers): Sync Fortran extensions list with
19832 that in fortran/lang-specs.h.
19833 * doc/invoke.texi: Likewise.
19834 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
19835 * dwarf2out.c (gen_compile_unit_die): Likewise.
19837 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
19839 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
19841 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
19844 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
19845 attribute is used for nested functions.
19847 2008-04-05 Jan Hubicka <jh@suse.cz>
19849 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
19851 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
19853 (dump_files): Update.
19854 (enable_rtl_dump_file): Do not accept letter argument.
19855 * tree-pass.h (dump_file_info): Remove letter argument.
19856 * toplev.c (decode_d_option): Update -da handling.
19857 * toplev.h (enable_rtl_dump_file): Update prototype.
19858 * passes.c (register_one_dump_file): Do not accept IPA argument; work
19859 it out based on pass type.
19860 (register_dump_files_1): Likewise.
19861 (init_optimization_passes): Update register_one_dump_file calls.
19862 (execute_one_pass): Sanity check that IPA passes are called at IPA
19863 level and RTL passes at RTL level.
19864 (execute_pass_list): IPA pass can not be after or subpass of
19866 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
19867 disallov RTL subpasses of IPA subpasses.
19869 2008-04-05 Ben Elliston <bje@au.ibm.com>
19871 * tree-cfg.c (need_fake_edge_p): Return false for calls to
19872 builtins that return exactly once and do not throw. Cache call to
19875 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
19877 PR rtl-optimization/34916
19878 PR middle-end/35519
19879 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
19880 between instruction pairs.
19882 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
19884 * doc/invoke.texi: Document -mbitops for SH.
19885 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
19886 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
19887 * config/sh/sh.c (print_operand): Add %t operand code.
19888 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
19889 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
19890 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
19891 (extendqihi2): Likewise.
19892 (movqi_i): Likewise.
19893 (insv): Use bset, bclr and bst instructions for SH2A if possible.
19894 (extv): Use bld instruction for SH2A if possible.
19896 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
19897 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
19898 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
19899 (bset.b, bclr.b): Define peepholes.
19900 * config/sh/sh.opt (mbitops): New option.
19902 2008-04-04 Janis Johnson <janis187@us.ibm.com>
19905 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
19906 and view convert expression.
19908 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19911 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
19913 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
19915 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
19917 * config/i386/cpuid.h (bit_AES): New.
19918 (bit_PCLMUL): Likewise.
19920 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
19921 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
19922 SSE2 if AES or PCLMUL is enabled.
19923 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
19924 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19925 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
19926 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
19927 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
19928 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
19929 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19930 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
19931 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
19932 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
19933 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
19934 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
19935 __builtin_ia32_aeskeygenassist128 and
19936 __builtin_ia32_pclmulqdq128.
19937 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
19938 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
19939 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
19941 * config/i386/i386.h (TARGET_AES): New.
19942 (TARGET_PCLMUL): Likewise.
19943 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
19945 * config/i386/i386.md (UNSPEC_AESENC): New.
19946 (UNSPEC_AESENCLAST): Likewise.
19947 (UNSPEC_AESDEC): Likewise.
19948 (UNSPEC_AESDECLAST): Likewise.
19949 (UNSPEC_AESIMC): Likewise.
19950 (UNSPEC_AESKEYGENASSIST): Likewise.
19951 (UNSPEC_PCLMUL): Likewise.
19953 * config/i386/i386.opt (maes): New.
19954 (mpclmul): Likewise.
19956 * config/i386/sse.md (aesenc): New pattern.
19957 (aesenclast): Likewise.
19958 (aesdec): Likewise.
19959 (aesdeclast): Likewise.
19960 (aesimc): Likewise.
19961 (aeskeygenassist): Likewise.
19962 (pclmulqdq): Likewise.
19964 * config/i386/wmmintrin.h: New.
19966 * doc/extend.texi: Document AES and PCLMUL built-in function.
19968 * doc/invoke.texi: Document -maes and -mpclmul.
19970 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
19972 * function.c (free_after_parsing): Replace with
19973 cxx_push_function_context from C++ front-end.
19974 (allocate_struct_function): Don't call langhook.
19975 * langhooks.h (struct lang_hooks_for_functions): Delete.
19976 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
19978 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
19979 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
19980 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
19981 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
19982 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
19983 remove LANG_HOOKS_FUNCTION_INITIALIZER.
19984 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
19986 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
19987 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
19989 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19992 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
19995 2008-04-04 Richard Guenther <rguenther@suse.de>
19997 PR middle-end/35823
19998 * fold-const.c (optimize_minmax_comparison): Use the correct
19999 type for the constant in the simplified comparison.
20001 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
20003 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
20004 Pass L2 size as "--param l2-cache-size" to the compiler.
20005 (decode_l2_cache): New function to decode L2 cache parameters using
20006 0x8000006 extended cpuid function.
20007 (detect_caches_amd): Determine parameters of L2 cache using
20008 decode_l2_caches function.
20009 (decode_caches_intel): Decode L2 cache parameters.
20010 (detect_caches_intel): Determine L2 cache parameters using
20011 decode_caches_intel and decode_l2_caches functions.
20013 2008-04-03 Bob Wilson <bob.wilson@acm.org>
20015 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
20016 secondary input reload for subword loads from the constant pool.
20018 2008-04-03 Janis Johnson <janis187@us.ibm.com>
20021 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
20022 constants of the appropriate size for runtime calculations.
20025 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
20026 decimal-float literal constant zero.
20028 2008-04-03 Jakub Jelinek <jakub@redhat.com>
20031 * c-parser.c (c_parser_omp_atomic): Call
20032 default_function_array_conversion on the RHS.
20034 PR middle-end/35818
20035 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
20036 call is_variable_sized if decl has incomplete type.
20038 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20040 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20042 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20044 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20046 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20047 (sgt<u>): Merge sgt and sgtu into new expander.
20048 (sgt, sgtu): Remove expanders.
20049 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20050 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20051 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20052 *sgtu_<mode>_mips16 into new pattern.
20053 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20054 (sge<u>): Merge sge and sgeu into new expander.
20055 (sge, sgeu): Remove expanders.
20056 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20058 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20059 (slt<u>): Merge slt and sltu into new expander.
20060 (slt, sltu): Remove expanders.
20061 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20062 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20063 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20064 *sltu_<mode>_mips16 into new pattern.
20065 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20066 (sle<u>): Merge sle and sleu into new expander.
20067 (sle, sleu): Remove expanders.
20068 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20069 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20070 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20071 *sleu_<mode>_mips16 into new pattern.
20072 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20074 2008-04-03 Jan Hubicka <jh@suse.cz>
20076 PR tree-optimization/35795
20077 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20078 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20079 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20080 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20081 * score/score3.c (score3_output_mi_thunk): Likewise.
20082 * score/score7.c (score7_output_mi_thunk): Likewise.
20083 * mips/mips.c (mips_output_mi_thunk): Likewise.
20085 2008-04-03 Richard Guenther <rguenther@suse.de>
20087 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20088 conversions. Simplify code.
20090 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20092 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20094 2008-04-03 Tom Tromey <tromey@redhat.com>
20095 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20097 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20098 * config/bfin/t-bfin-linux (generated_files): Add
20099 linux-sysroot-suffix.h.
20100 * doc/install.texi (Prerequisites): Require make 3.80.
20101 * doc/sourcebuild.texi (Front End Directory): Document new
20103 * Makefile.in (generated_files): New variable.
20104 (ALL_HOST_OBJS): New variable.
20105 ($(ALL_HOST_OBJS)): New target.
20107 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20109 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20110 (remap_block): Call id->transform_lang_insert_block instead
20112 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20113 Set id.transform_lang_insert_block to NULL.
20114 (clone_body): Move to cp/optimize.c
20115 * tree-inline.h (struct copy_body_data): Change
20116 transform_lang_insert_block to function pointer.
20117 (copy_generic_body, copy_decl_no_change): Export.
20118 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20119 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20120 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20122 * c-tree.h (insert_block): Kill.
20123 * c-decl.c (insert_block): Kill.
20125 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20127 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20128 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20129 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20131 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20132 argument, call {push,pop}_function_context from here.
20133 * c-parser.c: Use c_{push,pop}_function_context.
20135 * function.c (push_function_context_to): Move meat ...
20136 (push_function_context): ... here. Simplify.
20137 * function.c (pop_function_context_from): Move meat ...
20138 (pop_function_context): ... here. Simplify.
20139 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20141 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20142 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20143 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20144 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20146 2008-04-03 Ben Elliston <bje@au.ibm.com>
20148 * expmed.c (extract_force_align_mem_bit_field): Remove.
20150 2008-04-03 Richard Guenther <rguenther@suse.de>
20152 PR middle-end/35800
20153 * expr.h (try_casesi): Adjust prototype.
20154 * expr.c (try_casesi): Take fallback label as extra parameter.
20155 Use that for gen_casesi if default_label is NULL.
20156 * stmt.c (expand_case): Pass fallback label to try_casesi,
20157 make sure to fill gaps with a fallback label if default_label
20160 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
20163 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20165 2008-04-03 Ben Elliston <bje@au.ibm.com>
20167 * expmed.c (extract_split_bit_field): Remove if (0) code.
20168 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20169 (do_ds_constraint): Likewise.
20171 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20173 * doc/cppopts.texi (-dU): Document.
20174 * c-common.h (flag_dump_macros): Update comment.
20175 * c-opts.c (handle_OPT_d): Handle -dU.
20176 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20177 dump_queued_macros, cb_used_define, cb_used_undef): New.
20178 (init_pp_output): Handle -dU.
20179 (cb_line_change): Call dump_queued_macros.
20180 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20182 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20184 * config/avr/predicates.md (io_address_operand): New predicate.
20185 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20186 * config/avr/avr.c (avr_io_address_p): Remove function.
20187 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20188 'avr_io_address_p' function.
20189 (out_movhi_r_mr): (Ditto.).
20190 (out_movqi_mr_r): (Ditto.).
20191 (out_movhi_mr_r): (Ditto.).
20192 (avr_address_cost): (Ditto.).
20194 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20196 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20197 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20198 in 32bit mode when XMM registers are available to avoid store
20200 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20201 corresponding post-reload splitters.
20203 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20205 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20206 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20207 __builtin_ia32_roundss.
20208 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20209 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20210 __builtin_ia32_roundss.
20211 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20212 IX86_BUILTIN_SHUFPD here.
20214 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20216 * config/i386/i386.md (plogic): New.
20217 (plogicprefix): Likewise.
20219 * config/i386/mmx.md (mmx_<code><mode>3): New.
20220 (mmx_and<mode>3): Removed.
20221 (mmx_ior<mode>3): Likewise.
20222 (mmx_xor<mode>3): Likewise.
20224 * config/i386/sse.md (<code><mode>3): New.
20225 (*<code><mode>3): Likewise.
20226 (*<code><mode>3): Likewise.
20227 (<code><mode>3): Likewise.
20228 (*sse_<code><mode>3): Likewise.
20229 (*sse2_<code><mode>3): Likewise.
20230 (<code>tf3): Likewise.
20231 (*<code>tf3): Likewise.
20232 (and<mode>3): Likewise.
20233 (*and<mode>3): Likewise.
20234 (ior<mode>3): Removed.
20235 (*ior<mode>3): Likewise.
20236 (xor<mode>3): Likewise.
20237 (*xor<mode>3): Likewise.
20238 (*and<mode>3): Likewise.
20239 (*ior<mode>3): Likewise.
20240 (*xor<mode>3): Likewise.
20241 (and<mode>3): Likewise.
20242 (*sse_and<mode>3): Likewise.
20243 (*sse2_and<mode>3): Likewise.
20244 (andtf3): Likewise.
20245 (*andtf3): Likewise.
20246 (ior<mode>3): Likewise.
20247 (*sse_ior<mode>3): Likewise.
20248 (*sse2_ior<mode>3): Likewise.
20249 (iortf3): Likewise.
20250 (*iortf3): Likewise.
20251 (xor<mode>3): Likewise.
20252 (*sse_xor<mode>3): Likewise.
20253 (*sse2_xor<mode>3): Likewise.
20254 (xortf3): Likewise.
20255 (*xortf3): Likewise.
20257 2008-04-02 Richard Guenther <rguenther@suse.de>
20259 PR tree-optimization/14495
20260 PR tree-optimization/34793
20261 * tree-vrp.c (struct switch_update): New structure.
20262 (to_remove_edges, to_update_switch_stmts): New VECs.
20263 (simplify_switch_using_ranges): New function. Remove not taken
20264 case labels and edges.
20265 (simplify_stmt_using_ranges): Call it.
20266 (identify_jump_threads): Mark edges we have queued for removal
20267 so we don't thread them.
20268 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20270 * tree-cfg.c (group_case_labels): Deal with missing default label.
20271 (tree_verify_flow_info): Allow missing default label.
20272 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20273 (emit_case_nodes): Likewise.
20274 (expand_case): Do not rely on the default label to be present.
20275 * expr.c (try_casesi): Deal with NULL default_label.
20276 (do_tablejump): Likewise.
20278 2008-04-02 Richard Guenther <rguenther@suse.de>
20280 PR tree-optimization/14495
20281 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20282 SWITCH_EXPR here ...
20283 (vrp_visit_switch_stmt): ... but here (new function).
20284 (find_case_label_index): New helper function.
20285 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20287 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20289 * fwprop.c: Fix ISO-C99ism.
20291 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20294 * Makefile.in (objdir): Set it here.
20295 * configure.ac: Not here. Find dynamic linker characteristics.
20296 * exec-tool.in: Use them.
20297 * aclocal.m4: Regenerate.
20298 * configure: Regenerate.
20300 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20302 * expr.c (expand_var): Delete it.
20303 * expr.h (expand_var): Delete prototype.
20304 * function.c (expand_function_start): Use expand_decl instead.
20305 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20308 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20310 PR rtl-optimization/35542
20311 * fwprop.c (forward_propagate_and_simplify): Replace
20312 loc_reg_mentioned_in_p with reg_mentioned_p.
20314 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20316 PR rtl-optimization/35281
20317 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20318 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20319 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20320 (varying_mem_p): Move above propagate_rtx.
20321 (all_uses_available_at): Do not check MEMs.
20323 2008-04-02 Rafael EspÃndola <espindola@google.com>
20325 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20326 (register_edge_assert_for_2): Split the cond argument.
20327 (register_edge_assert_for_1): Adjust for the change in
20328 register_edge_assert_for_2.
20329 (register_edge_assert_for): Split the cond argument.
20330 (find_switch_asserts): Adjust for the change in
20331 register_edge_assert_for.
20333 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20335 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20336 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20337 offsets for 64-bit mingw.
20338 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20339 abi for x86_64-pc-mingw.
20341 2008-04-02 Richard Guenther <rguenther@suse.de>
20343 * tree-vrp.c (extract_range_from_assert): Make sure to not
20344 produce range min/max with TREE_OVERFOW set.
20345 If merging a anti-range and a range keep the anti-range if
20346 the range covers all values of the type.
20347 (register_edge_assert_for_2): Only allow sign-changing
20348 conversions in detecting canonical range checks. Also
20349 register an assert for the unsigned name if useful.
20351 PR tree-optimization/35787
20352 * tree-vrp.c (vrp_val_max): New function.
20353 (vrp_val_min): Likewise.
20354 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20355 (vrp_val_is_min): Likewise.
20356 (supports_overflow_infinity): Use vrp_val_{min,max}.
20357 (negative_overflow_infinity): Likewise.
20358 (positive_overflow_infinity): Likewise.
20359 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20360 (is_positive_overflow_infinity): Likewise.
20361 (is_overflow_infinity): Likewise.
20362 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20363 vrp_val_is_{min,max}.
20364 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20365 to ranges if possible. Avoid empty ranges.
20367 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20369 PR middle-end/35705
20370 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20371 the expression is a function address.
20373 2008-04-01 George Helffrich <george@gcc.gnu.org>
20375 PR fortran/35154, fortran/23057
20376 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20377 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20378 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20379 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20381 (dbxout_syms): Check for COMMON-based symbol and wrap in
20382 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20383 in bracket for efficiency.
20385 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20386 using DW_TAG_common_block + member offset.
20387 (add_pubname_string): New function.
20388 (dw_expand_expr): New function to find block name and offset for
20390 (common_check): New function to check whether symbol in Fortran COMMON.
20391 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20393 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20396 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20398 2008-04-02 Ben Elliston <bje@au.ibm.com>
20400 * config/v850/v850.md (casesi): Remove if (0) code.
20401 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20402 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20404 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20406 * config/i386/i386.md (rex64suffix): New mode attribute.
20407 (floathi<mode>2): Disable expander for SSE math.
20408 (*floathi<mode>2_1): New insn insn_and_split pattern.
20409 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20410 corresponding post-reload splitters.
20411 (*floathi<mode>2_i387): New macroized insn pattern.
20412 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20413 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20414 insn_and_split pattern.
20415 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20416 New macroized instruction patterns and corresponding post-reload
20418 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20419 and corresponding post-reload splitters.
20420 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20421 New macroized instruction patterns.
20422 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20423 macroized instruction patterns and corresponding post-reload splitters.
20424 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20425 corresponding post-reload splitters.
20426 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20427 New macroized instruction patterns.
20428 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20429 corresponding post-reload splitters.
20430 (*floatsi<mode>2_i387): New macroized instruction patterns.
20432 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20434 * config/i386/i386.md (smaxmin): New.
20435 (umaxmin): Likewise.
20436 (maxminiprefix): Likewise.
20437 (maxminfprefix): Likewise.
20438 (<code><mode>3): Likewise.
20439 (smin<mode>3): Removed.
20440 (smax<mode>3): Likewise.
20442 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20443 (mmx_<code>v4hi3): Likewise.
20444 (mmx_<code>v8qi3): Likewise.
20445 (mmx_smaxv2sf3): Removed.
20446 (mmx_sminv2sf3): Likewise.
20447 (mmx_umaxv8qi3): Likewise.
20448 (mmx_smaxv4hi3): Likewise.
20449 (mmx_uminv8qi3): Likewise.
20450 (mmx_sminv4hi3): Likewise.
20452 * config/i386/sse.md (<addsub><mode>3): New.
20453 (*<addsub><mode>3): Likewise.
20454 (<sse>_vm<addsub><mode>3): Likewise.
20455 (<maxmin><mode>3): Likewise.
20456 (*<maxmin><mode>3_finite): Likewise.
20457 (*<maxmin><mode>3): Likewise.
20458 (<sse>_vm<maxmin><mode>3): Likewise.
20459 (sse3_h<addsub>v4sf3): Likewise.
20460 (sse3_h<addsub>v2df3): Likewise.
20461 (<maxmin>v16qi3): Likewise.
20462 (*<maxmin>v16qi3): Likewise.
20463 (<maxmin>v8hi3): Likewise.
20464 (*<maxmin>v8hi3): Likewise.
20465 (*sse4_1_<maxmin><mode>3): Likewise.
20466 (*sse4_1_<maxmin><mode>3): Likewise.
20467 (add<mode>3): Removed.
20468 (*add<mode>3): Likewise.
20469 (<sse>_vmadd<mode>3): Likewise.
20470 (sub<mode>3): Likewise.
20471 (*sub<mode>3): Likewise.
20472 (<sse>_vmsub<mode>3): Likewise.
20473 (smin<mode>3): Likewise.
20474 (*smin<mode>3_finite): Likewise.
20475 (*smin<mode>3): Likewise.
20476 (<sse>_vmsmin<mode>3): Likewise.
20477 (smax<mode>3): Likewise.
20478 (*smax<mode>3_finite): Likewise.
20479 (*smax<mode>3): Likewise.
20480 (<sse>_vmsmax<mode>3): Likewise.
20481 (sse3_haddv4sf3): Likewise.
20482 (sse3_haddv2df3): Likewise.
20483 (sse3_hsubv4sf3): Likewise.
20484 (sse3_hsubv2df3): Likewise.
20485 (umaxv16qi3): Likewise.
20486 (*umaxv16qi3): Likewise.
20487 (smaxv8hi3): Likewise.
20488 (*smaxv8hi3): Likewise.
20489 (*sse4_1_smax<mode>3): Likewise.
20490 (*sse4_1_umax<mode>3): Likewise.
20491 (uminv16qi3): Likewise.
20492 (*uminv16qi3): Likewise.
20493 (sminv8hi3): Likewise.
20494 (*sminv8hi3): Likewise.
20495 (*sse4_1_smin<mode>3): Likewise.
20496 (*sse4_1_umin<mode>3): Likewise.
20498 2008-04-01 Rafael EspÃndola <espindola@google.com>
20500 * tree-cfg.c (verify_expr): remove in_phi.
20501 (verify_stmt): Don't call walk_tree with verify_expr. Use
20502 is_gimple_min_invariant instead of is_gimple_val.
20504 2008-04-01 Joseph Myers <joseph@codesourcery.com>
20506 * doc/include/gpl_v3.texi: Update for manpage generation.
20507 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
20509 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
20510 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
20511 gpl_v3.texi instead of gpl.texi.
20514 2008-04-01 Jakub Jelinek <jakub@redhat.com>
20517 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
20519 2008-04-01 Rafael EspÃndola <espindola@google.com>
20521 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
20522 (extract_code_and_val_from_cond): Use
20523 extract_code_and_val_from_cond_with_ops.
20525 2008-04-01 Jan Hubicka <jh@suse.cz>
20527 * function.c (free_after_compilation): Free epilogue_delay_list.
20528 (prepare_function_start): Assert that previous compilation was freed.
20530 2008-04-01 Jan Hubicka <jh@suse.cz>
20531 Jim Wilson <wilson@tuliptree.org>
20532 Andreas Tobler <andreast@gcc.gnu.org>
20534 PR middle-end/35781
20535 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
20536 rtl.emit instead cfun->emit.
20537 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
20538 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
20540 2008-04-01 Ben Elliston <bje@au.ibm.com>
20542 * doc/c-tree.texi (Function Basics): Fix grammatical error.
20544 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
20546 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
20548 (fprofile-use): Add var flag_profile_use
20549 * coverage.c (coverage_begin_output): Do not open a gcno file for
20550 output only if -ftest-coverage is set.
20551 Do not add getpwd() to gcda file path.
20552 (build_gcov_info): Check the new flag
20553 flag_profile_datafile_relative_path.
20554 (coverage_init): Use profile_data_prefix.
20555 Read profile counter only if flag_profile_use is set.
20556 * opts.c (common_handle_option): New option fprofile-use=,
20557 fprofile-dir=, fprofile-generate=.
20558 * toplev.c (profile_data_prefix): New variable definition.
20559 * toplev.h (profile_data_prefix): New declaration.
20560 * doc/invoke.tex (Option Summary, Optimization Options):
20563 2008-03-31 James E. Wilson <wilson@tuliptree.org>
20565 * varasm.c (output_constant_pool_1): In LABEL_REF check,
20566 use tmp consistently.
20569 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
20570 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20571 UNSPEC_FR_RECIP_APPROX_RES.
20572 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
20574 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
20577 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
20579 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20581 PR middle-end/30186
20582 * fold-const.c (fold_indirect_ref_1): Support accessing non first
20583 element of the vector via a pointer.
20585 2008-03-31 Ian Lance Taylor <iant@google.com>
20587 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
20589 2008-03-31 Jan Hubicka <jh@suse.cz>
20591 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20592 get_arg_pointer_save_area.
20593 * expr.c (init_expr): Just clear out rtl.expr.
20594 * function.c (free_after_compilation): Clear out whole RTL structure.
20595 (get_func_frame_size): Merge into ...
20596 (get_frame_size): ... this one.
20597 (assign_stack_local_1): Merge into ...
20598 (assign_stack_local): ... this one.
20599 (expand_function_end): Update call of get_arg_pointer_save_area.
20600 (get_art_pointer_save_area): Remove cfun argument.
20601 * function.h (emit_status): regno_pointer_align does not need length
20602 attribute. Move x_regno_reg_rtx to ...
20603 (regno_reg_rtx): ... new global array.
20604 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
20605 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
20606 apply_args_value, forced_labels, stack_pointer_delta):
20608 (struct varasm_status): Move here from varasm.c
20609 (struct rtl_data): New. Move here some fields from struct function.
20610 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20611 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20612 used_temp_slots avail_temp_slots, temp_slot_level,
20613 nonlocal_goto_handler_labels): Update accesstors.
20614 (rtl): New global variable.
20615 (struct function): Move some fileds to rtl_data.
20616 (get_arg_pointer_save_area): Update prototype.
20617 * emit-rtl.c (rtl): Declare.
20618 (regno_reg_rtx): Declare.
20619 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20621 (gen_reg_rtx): Update.
20622 (init_virtual_regs): Do not tate emit_status argument.
20623 (init_emit): Do not allocate emit.
20624 * varasm.c (varasm_statuc): Move to function.h.
20625 (n_deferred_constatns): Update accestor.
20626 (init_varasm_status): Do not allocate varasm_status.
20627 (force_const_mem, get_pool_size, output_constant_pool): Update.
20628 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20629 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20631 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
20633 PR rtl-optimization/35729
20634 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
20637 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
20640 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
20641 load/store if memory is unaligned.
20642 (*movti_rex64): Likewise.
20644 * config/i386/predicates.md (misaligned_operand): New.
20646 2008-03-31 Andrew Pinski <pinskia@gmail.com>
20649 * tree-ssa-phiopt.c (conditional_replacement): Return early for
20652 2008-03-31 Jan Beulich <jbeulich@novell.com>
20654 * config/ia64/constraints.md: Add 'j' constraint.
20655 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
20656 (movdi_internal): Likewise.
20658 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
20661 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
20663 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
20666 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
20667 proper error message for the third argument on blendpd and
20670 * config/i386/sse.md (blendbits): New.
20671 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
20673 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
20675 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
20677 2008-03-30 Richard Guenther <rguenther@suse.de>
20679 PR middle-end/31023
20680 * fold-const.c (fold_sign_changed_comparison): Do leave
20681 conversions to base-types alone.
20683 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
20685 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
20686 the link register if one altivec register is be saved.
20688 2008-03-30 Ben Elliston <bje@au.ibm.com>
20690 * final.c (final_scan_insn): Remove if (0) code.
20692 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
20694 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
20696 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
20698 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
20699 of V4SFmode to ix86_binary_operator_ok.
20701 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
20703 * config/i386/i386.c (override_options): Initialize
20704 ix86_veclib_handler to ix86_veclibabi_svml when
20705 -mveclibabi=svml is used.
20706 (ix86_veclibabi_svml): New function for SVML ABI style
20707 vectorization support.
20708 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
20710 2008-03-28 Rafael EspÃndola <espindola@google.com>
20712 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
20713 (tree_binary_nonnegative_warnv_p): Make it public.
20714 (tree_single_nonnegative_warnv_p): Make it public.
20715 (tree_invalid_nonnegative_warnv_p): Make it public.
20716 (tree_unary_nonzero_warnv_p): Make it public.
20717 (tree_binary_nonzero_warnv_p): Make it public
20718 (tree_single_nonzero_warnv_p): Make it public.
20719 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
20720 (extract_range_from_binary_expr): Split the expr argument.
20721 (extract_range_from_unary_expr): Split the expr argument.
20722 (extract_range_from_comparison): Split the expr argument.
20723 (extract_range_from_expr): Use the new aux functions.
20724 (vrp_evaluate_conditional_warnv): Use
20725 vrp_evaluate_conditional_warnv_with_ops.
20726 * tree.h (tree_unary_nonzero_warnv_p): Declare.
20727 (tree_binary_nonzero_warnv_p): Declare.
20728 (tree_single_nonzero_warnv_p): Declare.
20729 (tree_expr_nonzero_warnv_p): Declare.
20730 (tree_unary_nonnegative_warnv_p): Declare.
20731 (tree_binary_nonnegative_warnv_p): Declare.
20732 (tree_single_nonnegative_warnv_p): Declare.
20733 (tree_invalid_nonnegative_warnv_p): Declare.
20735 2008-03-28 Richard Guenther <rguenther@suse.de>
20737 PR tree-optimization/30317
20738 PR tree-optimization/30911
20739 PR tree-optimization/34793
20740 * tree-vrp.c (set_and_canonicalize_value_range): New function.
20741 (struct assert_locus_d): New member EXPR.
20742 (register_new_assert_for): Add EXPR parameter to support
20743 ASSERT_EXPR <name, expr OP limit>.
20744 (register_edge_assert_for_1): Adjust callers.
20745 (find_assert_locations): Likewise.
20746 (process_assert_insertions_for): Build condition from expression.
20747 (extract_range_from_assert): Handle ASSERT_EXPRs
20748 of the form ASSERT_EXPR <name, expr OP limit>.
20749 (register_edge_assert_for_2): New helper registering
20750 asserts for comparisons. Recognize range tests of the form
20751 (unsigned)i - CST1 OP CST2.
20752 (register_edge_assert_for_1): Use it.
20753 (register_edge_assert_for): Likewise.
20754 (needs_overflow_infinity): Integer sub-types
20755 do not need overflow infinities.
20756 (vrp_val_is_max): The extreme values of integer sub-types
20757 are those of the base type.
20758 (vrp_val_is_min): Likewise.
20759 * tree.def (ASSERT_EXPR): Document extra allowed conditional
20762 2008-03-28 Nick Clifton <nickc@redhat.com>
20765 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
20766 Return GENERAL_REGS for stack adjustment reloads.
20768 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
20771 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
20772 const_vector when all the vectors are constant.
20774 2008-03-27 Bob Wilson <bob.wilson@acm.org>
20776 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
20778 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
20779 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
20781 (s<code>_sf): Use new scc_sf attribute for opcode names.
20783 2008-03-27 Tom Tromey <tromey@redhat.com>
20785 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
20786 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
20787 config/spu/t-spu-elf, config/i386/t-interix,
20788 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
20789 config/i386/x-darwin, config/i386/x-mingw32,
20790 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
20791 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
20792 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
20793 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
20794 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
20795 config/rs6000/x-darwin, config/rs6000/t-rs6000,
20796 config/score/t-score-elf, config/arm/t-strongarm-pe,
20797 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
20798 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
20799 Revert automatic dependency patch.
20801 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
20804 * config/i386/i386.c (ix86_function_arg_boundary): Align
20805 decimal floating point to its natural boundary.
20807 2008-03-27 Richard Guenther <rguenther@suse.de>
20809 PR middle-end/35716
20810 * fold-const.c (fold_comparison): Restrict distinct decl
20811 comparison folding to VAR_DECLs and PARM_DECLs. Do not
20812 solely rely on operand_equal_p.
20814 2008-03-27 Richard Guenther <rguenther@suse.de>
20817 * c-common.c (handle_weak_attribute): Reject combination of
20820 2008-03-27 Richard Guenther <rguenther@suse.de>
20822 PR tree-optimization/32810
20823 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
20824 conversions from DECL_INITIAL.
20825 (fold_const_aggregate_ref): Likewise from constructor elements.
20827 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
20829 * tree-affine.h (aff_combination_expand): Declare.
20830 (get_inner_reference_aff): Likewise.
20831 * tree-affine.c (aff_combination_expand): Split out from
20832 tree_to_aff_combination_expand.
20833 (get_inner_reference_aff): New function.
20834 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
20835 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
20836 (struct lim_aux_data): sm_done field removed.
20837 (mem_ref_loc_p, mem_ref_locs_p): New types.
20838 (struct mem_ref): Added id, stored, accesses_in_loop,
20839 indep_loop, dep_loop, indep_ref, dep_ref fields.
20840 Removed is_stored, locs and next fields.
20841 (memory_accesses): New variable.
20842 (movement_possibility): Do not allow moving statements
20843 that store to memory.
20844 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
20846 (determine_max_movement): For statements with memory references,
20847 find the outermost loop in that the reference is independent.
20848 (move_computations_stmt): Mark the virtual operands for renaming.
20849 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
20850 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
20851 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
20852 add_vop_ref_mapping, create_vop_ref_mapping_loop,
20853 create_vop_ref_mapping, analyze_memory_references,
20854 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
20855 get_all_locs_in_loop, ref_always_accessed_p,
20856 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
20857 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
20858 store_motion_loop, store_motion): New functions.
20859 (struct vop_to_refs_elt): New type.
20860 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
20861 memref_hash, memref_eq, hoist_memory_references): Rewritten.
20862 (schedule_sm): Replaced by...
20863 (execute_sm): ... this.
20864 (determine_lsm_ref, hoist_memory_references,
20865 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
20866 find_more_ref_vops, free_mem_ref, free_mem_refs,
20867 determine_lsm_loop, determine_lsm): Removed.
20868 (tree_ssa_lim_finalize): Free data structures used by store motion.
20869 (tree_ssa_lim): Call analyze_memory_references. Use
20870 store_motion instead of determine_lsm.
20872 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20874 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
20875 rename tmake_file to m68hc11/t-m68hc11.
20876 (mcore): Set inhibit_libc to true.
20877 * config.host (alpha*-dec-*vms*): Set extra_programs.
20878 (interix3*): Don't use host_xmake_file.
20879 * configure.ac: Let config.gcc override inhibit_libc.
20880 * configure: Regenerate.
20882 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
20883 * config/t-openbsd-thread: Remove commented out lines.
20885 * config/x-interix: Remove.
20887 * config/m68hc11/t-m68hc11-gas: Rename to...
20888 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
20890 * config/mcore/t-mcore: Remove T_CFLAGS.
20891 * config/mcore/t-mcore-pe: Likewise.
20893 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20895 * configure.ac: Replace custom __GNU_SOURCE test with
20896 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
20897 * aclocal.m4: Regenerate.
20898 * configure: Regenerate.
20899 * config.in: Regenerate.
20901 2008-03-27 Richard Guenther <rguenther@suse.de>
20903 * fold-const.c (target.h): Include.
20904 (fold_comparison): Fold comparison of addresses of decls
20905 that bind locally or of constants. Consolidate address folding code.
20906 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
20907 results from fold_binary_to_constant.
20908 (compare_values_warnv): Likewise.
20910 2008-03-27 Andrew Pinski <pinskia@gmail.com>
20912 PR middle-end/35429
20913 * fold-const.c (fold_truthop): Check for integeral types when folding
20914 a == 0 && b == 0 and a != 0 || b != 0 .
20916 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
20918 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
20920 2008-03-26 Andreas Schwab <schwab@suse.de>
20922 * doc/invoke.texi: Fix use of @item vs. @itemx.
20924 2008-03-26 Tom Tromey <tromey@redhat.com>
20926 * Makefile.in (build/gensupport.o, build/print-rtl.o,
20927 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
20928 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
20929 build/gencodes.o, build/genconditions.o, build/genconfig.o,
20930 build/genconstants.o, build/genemit.o, build/genextract.o,
20931 build/genflags.o, build/genmddeps.o, build/genopinit.o,
20932 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
20935 2008-03-26 Richard Guenther <rguenther@suse.de>
20938 2008-03-26 Richard Guenther <rguenther@suse.de>
20940 * fold-const.c (target.h): Include.
20941 (fold_comparison): Fold comparison of addresses of two decls
20942 that bind locally. Consolidate address folding code.
20944 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20946 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
20947 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
20948 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
20949 dconstsqrt2, dconstthird, dconste and/or dconst10.
20950 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
20951 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
20952 dconstsqrt2, dconste): Delete.
20953 (init_emit_once): Likewise. Simplify initializing dconstm1.
20955 * real.c (get_real_const): New.
20956 * real.h (dconst3, dconst10, dconstm2, dconstthird,
20957 dconstsqrt2, dconste): Delete.
20958 (real_value_const, get_real_const): New.
20960 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
20962 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
20964 * config/i386/i386.c (ix86_function_arg_boundary): Check
20965 BIGGEST_ALIGNMENT instead of 128.
20966 (setup_incoming_varargs_64): Likewise.
20968 2008-03-26 Tom Tromey <tromey@redhat.com>
20970 * Makefile.in (DEPFILES): Add missing '/'.
20972 2008-03-26 Richard Guenther <rguenther@suse.de>
20974 * fold-const.c (target.h): Include.
20975 (fold_comparison): Fold comparison of addresses of two decls
20976 that bind locally. Consolidate address folding code.
20978 2008-03-26 Nick Clifton <nickc@redhat.com>
20981 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
20982 not allow INT+INT as a legitimate addressing mode.
20984 2008-03-26 Richard Guenther <rguenther@suse.de>
20986 * tree-flow.h (widen_bitfield): Remove declaration.
20987 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
20988 (widen_bitfield): Remove function.
20989 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
20992 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
20995 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
20998 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
21000 PR rtl-optimization/35232
21001 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
21002 (forget_old_reloads_1, forget_marked_reloads): Don't clear
21003 reg_reloaded_call_part_clobbered here.
21004 (reload_regs_reach_end_p): New function.
21005 (reload_reg_rtx_for_input): New variable.
21006 (reload_reg_rtx_for_output): Likewise.
21007 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
21008 when reassigning a pseudo register. Load reloadreg from
21009 reload_reg_rtx_for_input, moving the mode and register
21011 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
21012 instead of the original when deciding whether an input reload
21013 would be a no-op or whether an output reload can be deleted.
21014 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
21015 when setting up new_spill_reg_store. Load it from
21016 reload_reg_rtx_for_output, moving the mode and register
21018 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
21019 instead of the original when deciding whether an output reload
21020 would be a no-op. Do the same when modifying insn notes.
21021 Use rtx_equal_p instead of == to compare the registers.
21022 (inherit_piecemeal_p): Take a mode and two register numbers
21024 (emit_reload_insns): Clear new_spill_reg_store for every hard
21025 register in the reload register. Remove spill registers
21026 from reg_reloaded_valid before considering whether to record
21027 inheritance information for them. Use reload_reg_rtx_for_output
21028 instead of reg_rtx when recording output reloads. Use
21029 reload_reg_rtx_for_input instead of reg_rtx when recording
21030 input reloads. Set or clear reg_reloaded_call_part_clobbered
21031 at the same time as setting reg_reloaded_valid.
21032 (delete_output_reload): Add a new_reload_reg parameter and use it
21033 instead of rld[j].reg_rtx.
21034 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
21037 2008-03-25 Tom Tromey <tromey@redhat.com>
21039 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21040 (build/genattr.o): Likewise.
21041 (build/genattrtab.o): Likewise.
21042 (build/gencodes.o): Likewise.
21043 (build/genconfig.o): Likewise.
21044 (build/genconstants.o): Likewise.
21045 (build/genemit.o): Likewise.
21046 (build/genextract.o): Likewise.
21047 (build/genflags.o): Likewise.
21049 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21051 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21052 instead of size_int for integer types.
21053 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21054 to match type of MINUS_EXPR.
21056 2008-03-25 Tom Tromey <tromey@redhat.com>
21058 * configure: Rebuilt.
21059 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21062 2008-03-25 Tom Tromey <tromey@redhat.com>
21064 * config/x-solaris (host-solaris.o): Update.
21065 * config/x-linux (host-linux.o): Update.
21066 * config/x-hpux (host-hpux.o): Update.
21067 * config/x-darwin (host-darwin.o): Update.
21068 * config/v850/t-v850e (v850-c.o): Update.
21069 * config/v850/t-v850 (v850-c.o): Update.
21070 * config/t-vxworks (vxworks.o): Update.
21071 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21072 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21073 * config/spu/t-spu-elf (spu-c.o): Update.
21075 * config/sh/t-symbian (sh-c.o): Update.
21076 (symbian.o): Update.
21077 * config/sh/t-sh (sh-c.o): Update.
21078 * config/score/t-score-elf (score7.o, score3.o): Update.
21079 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21080 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21081 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21082 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21083 (rs6000.o): Remove.
21084 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21085 * config/m32c/t-m32c (m32c-pragma.o): Update.
21086 * config/ia64/t-ia64 (ia64-c.o): Update.
21087 * config/i386/x-mingw32 (host-mingw32.o): Update.
21088 * config/i386/x-i386 (driver-i386.o): Update.
21089 * config/i386/x-darwin (host-i386-darwin.o): Update.
21090 * config/i386/x-cygwin (host-cygwin.o): Update.
21091 * config/i386/t-nwld (nwld.o): Update.
21092 * config/i386/t-netware (netware.o): Update.
21093 * config/i386/t-interix (winnt.o): Update.
21094 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21095 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21096 msformat-c.o): Update.
21097 * config/bfin/t-bfin-linux (generated_files): Add
21098 linux-sysroot-suffix.h.
21099 * config/arm/t-wince-pe (pe.o): Update.
21100 * config/arm/t-strongarm-pe (pe.o): Update.
21101 * config/arm/t-pe (pe.o): Update.
21102 * config/arm/t-arm (arm-c.o): Update.
21103 * doc/install.texi (Prerequisites): Require make 3.80.
21104 * Makefile.in: Remove .o targets.
21105 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21106 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21107 (simple_generated_h, simple_generated_c): Move earlier.
21108 (generated_files): New variable.
21109 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21110 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21111 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21112 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21113 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21114 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21115 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21116 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21117 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21118 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21119 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21120 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21122 (COMPILE.base, COMPILE): New variables.
21123 (%.o): New pattern rule.
21124 (ALL_HOST_OBJS): New variable.
21125 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21126 (dummy-checksum.o, cc1-checksum.o): Remove.
21127 (DRIVER_SHLIB): New variable.
21128 (DRIVER_DEFINES): Use it.
21129 (gencondmd.c): Move out of build/.
21130 (s-conditions): Update.
21131 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21132 (ALL_BUILD_OBJS): Likewise.
21133 (build/%.o): Use BUILDCOMPILE.
21134 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21135 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21136 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21137 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21138 build/genconfig.o, build/genconstants.o, build/genemit.o,
21139 build/genextract.o, build/genflags.o, build/genmddeps.o,
21140 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21141 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21142 build/gen-protos.o, build/scan.o, build/fix-header.o,
21143 build/scan-decls.o): Simplify.
21144 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21145 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21146 prefix.o, toplev.o): Reduce to variable setting.
21147 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21148 ($(out_object_file), gcc-options.o): New targets.
21149 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21150 * configure: Rebuilt.
21151 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21152 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21154 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21156 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21157 complain when we hit an error, return ERROR_MARK_NODE.
21159 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21161 * config/sh/constraints.md (Pso, Psz): New constraints.
21162 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21163 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21165 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21167 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21168 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21170 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21172 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21173 (prefetch_sh2a): New.
21175 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21176 Naveen.H.S <naveen.hs@kpitcummins.com>
21178 * config/sh/constraints.md (I28): New constraint.
21179 * config/sh/sh.c (broken_move): Add support for movi20s.
21180 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21182 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21183 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21184 Naveen.H.S <naveen.hs@kpitcummins.com>
21186 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21187 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21188 (print_operand): Handle resbank in %@ operand code.
21189 (sh_encode_section_info): New.
21190 (push_regs): Add conditions for resbank.
21191 (sh_expand_epilogue): Likewise.
21192 (sh_insert_attributes): Likewise.
21193 (sh_attribute_table): Likewise.
21194 (sh_handle_resbank_handler_attribute): New.
21195 (sh2a_handle_function_vector_handler_attribute): New.
21196 (sh2a_is_function_vector_call): New.
21197 (sh2a_get_function_vector_number): New.
21198 (sh2a_function_vector_p): New.
21199 (sh_cfun_resbank_handler_p): New.
21200 * config/sh/sh.md (calli): Emit jsr/n if possible.
21201 (calli_tbr_rel): New.
21202 (calli_pcrel): Emit jsr/n if possible.
21203 (return_i): Emit rts/n if possible.
21204 (call_valuei_tbr_rel): New.
21205 (call_valuei_pcrel): Add condition for SH2A target.
21206 (call_value): Likewise.
21207 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21208 (sh2a_get_function_vector_number): Likewise.
21209 (sh2a_is_function_vector_call): Likewise.
21210 * doc/extend.texi: Document TBR relative addressing of SH2A.
21211 (resbank): Add description for SH2A.
21213 2008-03-24 Richard Guenther <rguenther@suse.de>
21216 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21217 pointer assignments change conversions according to middle-end rules.
21218 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21219 * configure.ac: Include type checking in yes.
21220 * configure: Regenerate.
21222 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21224 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21225 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21227 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21229 * gthr-vxworks.h (UNUSED): Define.
21231 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21233 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21235 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21237 * doc/extend.texi (Function Attributes): Add missing comma in the
21238 example of the "alloc_size" attribute.
21240 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21243 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21245 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21248 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21251 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21252 of the underlying type of a MS bitfield layout to the natural
21253 alignment of the type.
21255 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21257 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21258 to their natural alignment to avoid store forwarding stalls.
21260 2008-03-22 Richard Guenther <rguenther@suse.de>
21262 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21263 For PHI nodes verify the address is invariant.
21264 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21265 (get_symbol_constant_value): Use is_gimple_min_invariant.
21266 (maybe_fold_stmt_indirect): Likewise.
21268 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21270 PR rtl-optimization/33927
21271 * Makefile.in (dse.o): Depend on $(TM_P_H).
21272 * expr.h (extract_low_bits): Declare.
21273 * expmed.c (extract_low_bits): New function.
21274 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21275 * dse.c: Include tm_p.h.
21276 (find_shift_sequence): Remove the read_reg argument and return the
21277 read value. Emit the instructions instead of returning them.
21278 Iterate on new_mode rather than calculating it each time.
21279 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21280 source to NEW_MODE and extract_low_bits to convert the shifted
21281 value to READ_MODE.
21282 (replace_read): Allow the load and store to have different mode
21283 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21284 or extraction instructions before trying the replacement. Update
21285 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21287 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21289 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21290 to their natural alignment to avoid store forwarding stalls.
21292 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21295 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21296 encouraging but not allowing gprs for input;
21297 change the input constraint to !f#r.
21298 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21300 change the output constraint to !f#r.
21302 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21305 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21306 corresponding post-reload splitters.
21307 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21308 when x87 FP math is selected.
21309 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21310 New function prototype.
21311 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21312 unreachable function to ease macroization of insn patterns.
21314 2008-03-21 Martin Jambor <mjambor@suse.cz>
21316 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21317 reference dumps if ddr is NULL or dependence is unknown.
21319 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21321 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21322 unsigned extension into account.
21323 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21324 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21325 Do computations on a scratch register.
21327 2008-03-21 Richard Guenther <rguenther@suse.de>
21329 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21330 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21331 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21332 * tree-ssa-dom.c (record_equality): Likewise.
21333 * tree-inline.c (copy_body_r): Likewise.
21334 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21337 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21339 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21340 as 'delete_unused' argument.
21342 2008-03-20 Richard Guenther <rguenther@suse.de>
21344 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21345 special casing of constant qualifiers.
21346 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21347 care about them in general.
21348 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21349 regardless of their type.
21350 (fold_stmt_r): Forcefully fold *& if we end up with that.
21352 2008-03-20 Paul Brook <paul@codesourcery.com>
21354 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21355 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21357 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21359 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21360 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21362 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21364 * common.opt (Wmudflap): New option.
21365 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21366 (mx_register_decls): Likewise.
21367 (mudflap_finish_file): Likewise.
21368 * doc/invoke.texi: Document -Wno-mudflap.
21370 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21372 * c-format.c (replace_format_name_to_system_name): New.
21373 (cmp_attribs): New.
21374 (convert_format_name_to_system_name): New.
21375 (decode_format_attr): Add use of convert_format_name_to_system_name.
21376 (format_types_orig): Add gnu_ prefix to names.
21377 (check_format_info_main): Special treating of \0 escaped names for
21378 supporting multi-character format specifiers as I32, I64.
21379 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21380 (gnu_target_overrides_format_attributes): New.
21381 * c-format.h: Add structure target_ovr_attr to hold
21382 system specific formatter names.
21383 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21384 msformat-c.o file to c_target_objs and cxx_target_objs.
21385 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21386 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21387 (TARGET_N_FORMAT_TYPES): New.
21388 * config/i386/msformat-c.c: New.
21389 * config/i386/t-cygming: Add build rule for msformat-c.o.
21390 * doc/extend.texi: Add new format names gnu_* and ms_* and
21392 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21394 2008-03-20 Ira Rosen <irar@il.ibm.com>
21396 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21397 optimizations turned on under -O3.
21398 (ftree-vectorize): Add that the flag is turned on with -O3.
21400 2008-03-20 Ben Elliston <bje@au.ibm.com>
21402 * regmove.c (try_auto_increment): Fix spelling error in comment.
21403 * final.c (final_scan_insn): Likewise.
21405 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21408 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21409 allocator preferences for "y" and "r" class registers.
21410 ("*mov<mode>_internal"): Ditto.
21411 ("*movv2sf_internal_rex64"): Ditto.
21412 ("*movv2sf_internal"): Ditto.
21414 2008-03-19 Michael Matz <matz@suse.de>
21416 PR middle-end/35616
21417 * calls.c (expand_call): Check overlap of arguments with call
21418 address for sibcalls.
21420 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21423 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21424 of the underlying type of a MS bitfield layout to the natural
21425 alignment of the type.
21427 2008-03-19 Jan Hubicka <jh@suse.cz>
21430 * toplev.c (decode_d_option): Handle all CPP flags.
21431 * tree-vrp.c: Update tree_pass descriptors.
21432 * regrename.c: Update tree_pass descriptors.
21433 * fwprop.c: Update tree_pass descriptors.
21434 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21435 * tree-into-ssa.c: Update tree_pass descriptors.
21436 * tree-dump.c: Update tree_pass descriptors.
21437 * tree-complex.c: Update tree_pass descriptors.
21438 * tree-dump.h: Update tree_pass descriptors.
21439 * see.c: Update tree_pass descriptors.
21440 * cgraphbuild.c: Update tree_pass descriptors.
21441 * tracer.c: Update tree_pass descriptors.
21442 * tree-loop-distribution.c: Update tree_pass descriptors.
21443 * cgraph.c: Update tree_pass descriptors.
21444 * postreload-gcse.c: Update tree_pass descriptors.
21445 * postreload.c: Update tree_pass descriptors.
21446 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21447 * tree-tailcall.c: Update tree_pass descriptors.
21448 * tree-pass.h (tree_opt_pass): Rename to ...
21449 (opt_pass) ... this one; add "type" field and remove letter field.
21450 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21451 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21452 all_lowering_passes): Update declaration.
21453 * ipa-cp.c: Update tree_pass descriptors.
21454 * final.c: Update tree_pass descriptors.
21455 * omp-low.c: Update tree_pass descriptors.
21456 * tree-ssa-dse.c: Update tree_pass descriptors.
21457 * ipa-reference.c: Update tree_pass descriptors.
21458 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21459 * auto-inc-dec.c: Update tree_pass descriptors.
21460 * reorg.c: Update tree_pass descriptors.
21461 * cgraphunit.c: Update tree_pass descriptors.
21462 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21463 * tree-ssa-ccp.c: Update tree_pass descriptors.
21464 * df-core.c: Update tree_pass descriptors.
21465 * mode-switching.c: Update tree_pass descriptors.
21466 * tree-nomudflap.c: Update tree_pass descriptors.
21467 * modulo-sched.c: Update tree_pass descriptors.
21468 * ipa-pure-const.c: Update tree_pass descriptors.
21469 * cse.c: Update tree_pass descriptors.
21470 * web.c: Update tree_pass descriptors.
21471 * tree-stdarg.c: Update tree_pass descriptors.
21472 * tree-ssa-math-opts.c: Update tree_pass descriptors.
21473 * tree-ssa-dom.c: Update tree_pass descriptors.
21474 * tree-nrv.c: Update tree_pass descriptors.
21475 * tree-ssa-alias.c: Update tree_pass descriptors.
21476 * loop-init.c: Update tree_pass descriptors.
21477 * gimple-low.c: Update tree_pass descriptors.
21478 * ipa-inline.c: Update tree_pass descriptors.
21479 * tree-ssa-sink.c: Update tree_pass descriptors.
21480 * global.c: Update tree_pass descriptors.
21481 * ifcvt.c: Update tree_pass descriptors.
21482 * jump.c: Update tree_pass descriptors.
21483 * predict.c: Update tree_pass descriptors.
21484 * tree-ssa-loop.c: Update tree_pass descriptors.
21485 * recog.c: Update tree_pass descriptors.
21486 * dse.c: Update tree_pass descriptors.
21487 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
21488 * tree-eh.c: Update tree_pass descriptors.
21489 * regmove.c: Update tree_pass descriptors.
21491 * function.c: Update tree_pass descriptors.
21492 * tree-vectorizer.c: Update tree_pass descriptors.
21493 * gcse.c: Update tree_pass descriptors.
21494 * ipa-type-escape.c: Update tree_pass descriptors.
21495 * tree-if-conv.c: Update tree_pass descriptors.
21496 * init-regs.c: Update tree_pass descriptors.
21497 * ipa.c: Update tree_pass descriptors.
21498 * tree-ssa-phiopt.c: Update tree_pass descriptors.
21499 * rtl-factoring.c: Update tree_pass descriptors.
21500 * lower-subreg.c: Update tree_pass descriptors.
21501 * bt-load.c: Update tree_pass descriptors.
21502 * tree-dfa.c: Update tree_pass descriptors.
21503 * except.c: Update tree_pass descriptors.
21504 * emit-rtl.c: Update tree_pass descriptors.
21505 * cfgexpand.c: Update tree_pass descriptors.
21506 * tree-cfgcleanup.c: Update tree_pass descriptors.
21507 * cfgcleanup.c: Update tree_pass descriptors.
21508 * tree-ssa-pre.c: Update tree_pass descriptors.
21509 * tree-sra.c: Update tree_pass descriptors.
21510 * tree-mudflap.c: Update tree_pass descriptors.
21511 * tree-ssa-copy.c: Update tree_pass descriptors.
21512 * cfglayout.c: Update tree_pass descriptors.
21513 * tree-ssa-forwprop.c: Update tree_pass descriptors.
21514 * tree-ssa-dce.c: Update tree_pass descriptors.
21515 * tree-ssa.c: Update tree_pass descriptors.
21516 * regclass.c: Update tree_pass descriptors.
21517 * integrate.c: Update tree_pass descriptors.
21518 * tree-optimize.c: Update tree_pass descriptors.
21519 * tree-ssa-phiprop.c: Update tree_pass descriptors.
21520 * tree-object-size.c: Update tree_pass descriptors.
21521 * combine.c: Update tree_pass descriptors.
21522 * tree-outof-ssa.c: Update tree_pass descriptors.
21523 * bb-reorder.c: Update tree_pass descriptors.
21524 * stack-ptr-mod.c: Update tree_pass descriptors.
21525 * var-tracking.c: Update tree_pass descriptors.
21526 * tree-profile.c: Update tree_pass descriptors.
21527 * tree-vect-generic.c: Update tree_pass descriptors.
21528 * reg-stack.c: Update tree_pass descriptors.
21529 * sched-rgn.c: Update tree_pass descriptors.
21530 * tree-ssa-structalias.c: Update tree_pass descriptors.
21531 * tree-cfg.c: Update tree_pass descriptors.
21532 * passes.c (current_pass): Update declaration.
21533 (finish_optimization_passes): Update.
21534 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
21535 (register_one_dump_file, register_dump_files_1, next_pass_1):
21537 (init_optimization_passes): Update handling of new types.
21538 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
21539 * ipa-struct-reorg.c: Update tree_pass descriptors.
21540 * tree-ssa-reassoc.c: Update tree_pass descriptors.
21541 * combine-stack-adj.c: Update tree_pass descriptors.
21542 * cfgrtl.c: Update tree_pass descriptors.
21543 * dce.c: Update tree_pass descriptors.
21544 * tree-ssanames.c: Update tree_pass descriptors.
21546 2008-03-19 Richard Guenther <rguenther@suse.de>
21548 PR middle-end/35609
21549 * tree-ssa.c (walk_data): New structure.
21550 (warn_uninitialized_var): If not always_executed warn with "maybe"
21552 (execute_early_warn_uninitialized): Compute post-dominators.
21553 Initialize always_executed before processing each basic block.
21555 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
21558 * config/i386/i386.c (x86_this_parameter): Calculate correct location
21559 of "this" pointer when "regparm = N" or "fastcall" is in effect.
21561 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21563 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
21565 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
21567 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
21569 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
21570 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
21571 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
21572 target after ignore has been set, and move there also the commputation
21573 of subtarget and original_target.
21574 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
21575 (LANG_HOOKS_INITIALIZER): Remove it.
21576 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
21578 2008-03-18 Richard Guenther <rguenther@suse.de>
21580 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
21581 found an expression with constants, note that in the VN for the lhs.
21582 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
21583 fold them to constants if possible. Run cleanup_cfg if done so.
21584 (execute_pre): Return todo.
21585 (do_pre): Likewise.
21586 (execute_fre): Likewise.
21587 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
21589 (get_prop_source_stmt): Look through pointer conversions.
21591 2008-03-18 Jan Hubicka <jh@suse.cz>
21593 * tree-pretty-print.c: Include predict.h.
21594 (dump_generic_node): Dump predictor.
21595 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
21596 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
21597 * gimple-low.c (lower_stmt): Likewise.
21598 * expr.c (expand_expr_real): Likewise.
21599 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
21601 (build_predict_expr, build_predict_expr): New.
21602 * predict.h (predictor_name, build_predict_expr): Update.
21603 * c-typeck.c (c_finish_bc_stmt): Add prediction.
21604 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
21605 * predict.def (PRED_CONTINUE): Update hitrate.
21606 * tree.def (PREDICT_EXPR): Define.
21607 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
21608 do not handle BIND_EXPR.
21609 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
21610 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
21611 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
21614 2008-03-18 Michael Matz <matz@suse.de>
21616 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
21618 2008-03-18 Richard Guenther <rguenther@suse.de>
21620 * tree-gimple.h (is_gimple_invariant_address): Declare.
21621 (is_gimple_constant): Likewise.
21622 * tree-gimple.c (is_gimple_constant): New function.
21623 (is_gimple_invariant_address): Likewise.
21624 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
21625 and is_gimple_invariant_address.
21626 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
21628 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
21629 an addressable base.
21631 2008-03-18 Jakub Jelinek <jakub@redhat.com>
21633 PR middle-end/35611
21634 * gimplify.c (gimplify_expr): Gimplify second operand of
21637 2008-03-17 Richard Guenther <rguenther@suse.de>
21639 PR tree-optimization/19637
21640 * fold-const.c (fold_unary): Remove restrictions of removing
21641 intermediate pointer-conversions (P2)(P1)P0.
21642 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
21643 conversion to void pointer.
21644 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
21646 2008-03-16 James E. Wilson <wilson@tuliptree.org>
21649 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
21650 emulated thread local variables.
21652 2008-03-16 Richard Guenther <rguenther@suse.de>
21654 PR middle-end/35607
21655 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
21656 expand TREE_INVARIANT operations that are not gimple invariant.
21658 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
21660 * doc/extend.texi (Alignment): Say that the ABI controls
21661 the __alignof__ for non-strict-alignment targets rather
21662 than being a recommendation.
21664 2008-03-15 Paul Brook <paul@codesourcery.com>
21666 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
21668 (arm_output_fn_unwind): Mark functions that can not be unwound.
21670 2008-03-15 Paul Brook <paul@codesourcery.com>
21672 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
21673 extension instructions.
21675 2008-03-15 Richard Guenther <rguenther@suse.de>
21677 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
21678 and fold constant aggregate refs.
21679 (fold_const_aggregate_ref): Handle string constants
21680 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
21681 (evaluate_stmt): Simplify now that ccp_fold folds constant
21684 2008-03-15 Paul Brook <paul@codesourcery.com>
21686 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
21687 (extzv): Use gen_extzv_t2.
21688 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
21690 2008-03-15 Richard Guenther <rguenther@suse.de>
21692 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
21693 (fold_const_aggregate_ref): Likewise.
21694 (get_value): Return NULL if we don't have any values.
21695 (ccp_finalize): Set const_val to NULL after freeing it.
21696 * tree-flow.h (get_symbol_constant_value): Declare.
21697 (fold_const_aggregate_ref): Likewise.
21698 * tree-ssa-sccvn.c (try_to_simplify): Use them.
21700 2008-03-15 Richard Guenther <rguenther@suse.de>
21702 PR middle-end/35593
21703 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
21704 to not produce negative array indices if not allowed. Add
21705 parameter to indicate that.
21706 (maybe_fold_offset_to_component_ref): Allow negative array
21707 indices only for the first member of a structure.
21708 (maybe_fold_offset_to_reference): Allow negative array indices.
21709 (maybe_fold_stmt_addition): Likewise.
21711 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
21712 Anatoly Sokolov <aesok@post.ru>
21714 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
21715 (avr_arch): Add ARCH_AVR6.
21716 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
21717 (initial_elimination_offset): Initialize and use 'avr_pc_size'
21718 instead of fixed value 2.
21719 (print_operand_address): Use gs() asm specifier instead of pm().
21720 (avr_assemble_integer): (Ditto.).
21721 (avr_output_addr_vec_elt): (Ditto.).
21722 (print_operand): Handle "!" code.
21723 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
21724 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
21725 (AVR_HAVE_EIJMP_EICALL): Define.
21726 (AVR_3_BYTE_PC): Redefine.
21727 (AVR_2_BYTE_PC): (Ditto.).
21728 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
21729 (LINK_SPEC): Add atmega2560 and atmega2561.
21730 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
21732 * config/avr/avr.md (call_insn): Use eicall instead of icall
21733 for 3 byte PC devices.
21734 (call_value_insn): (Ditto.).
21735 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
21736 (indirect_jump): Use only for for 2 byte PC devices.
21737 (*tablejump): (Ditto.).
21738 (*indirect_jump_avr6): Add insn.
21739 (*tablejump_rjmp): Don't use for 3 byte PC devices.
21740 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
21741 instead of ijmp for 3 byte PC devices.
21742 (__tablejump2__): (Ditto.).
21743 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
21744 (MULITLIB_DIRNAMES): (Ditto.).
21745 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
21747 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
21749 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
21750 "sse2_umulsidi3". Use V1DI mode for operand 0.
21751 ("mmx_psadbw"): Use V1DI mode for operand 0.
21752 * config/i386/i386-modes.def (V1SI): New vector mode.
21753 * config/i386/i386.c (struct builtin_description)
21754 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
21755 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
21756 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
21757 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
21758 v1di_ftype_v8qi_v8qi type.
21759 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
21761 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
21762 __builtin_ia32_pmuludq]: Fix the mode of return value.
21764 2008-03-15 Richard Guenther <rguenther@suse.de>
21766 PR middle-end/35595
21767 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
21770 2008-03-14 Bob Wilson <bob.wilson@acm.org>
21772 * doc/invoke.texi (Option Summary, Xtensa Options): Document
21773 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
21774 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
21775 unless TARGET_SERIALIZE_VOLATILE is enabled.
21776 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
21777 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
21778 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
21780 2008-03-14 Richard Guenther <rguenther@suse.de>
21782 PR tree-optimization/34172
21783 * tree-flow.h (refs_may_alias_p): Declare.
21784 (get_single_def_stmt): Likewise.
21785 (get_single_def_stmt_from_phi): Likewise.
21786 (get_single_def_stmt_with_phi): Likewise.
21787 * tree-dfa.c (refs_may_alias_p): New function.
21788 (get_single_def_stmt): Likewise.
21789 (get_single_def_stmt_from_phi): Likewise.
21790 (get_single_def_stmt_with_phi): Likewise.
21791 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
21792 (vn_reference_lookup_1): New helper function.
21793 (vn_reference_lookup): Walk the virtual use-def chain to
21794 continue searching for a match if the def does not alias the
21795 reference we are looking for.
21797 2008-03-14 David Edelsohn <edelsohn@gnu.org>
21799 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
21800 archive and Perzl. Update The Written Word listing.
21802 2008-03-14 Richard Guenther <rguenther@suse.de>
21804 PR tree-optimization/34043
21805 PR tree-optimization/33989
21806 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
21808 (bitmap_find_leader): Use extra argument to verify dominance
21809 relationship inside a basic-block.
21810 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
21811 (find_leader_in_sets): Adjust.
21812 (create_component_ref_by_pieces): Take extra argument for
21813 dominance check, handle lookup failures.
21814 (find_or_generate_expression): Likewise.
21815 (create_expression_by_pieces): Likewise.
21816 (insert_into_preds_of_block): Adjust.
21817 (create_value_expr_from): If asked for, verify all operands
21818 are in the blocks AVAIL_OUT set.
21819 (make_values_for_stmt): Check for SSA_NAMEs that are life
21820 over an abnormal edge.
21821 (compute_avail): Remove such check.
21822 (do_SCCVN_insertion): New function.
21823 (eliminate): If we do not find a leader suitable for replacement
21824 insert a replacement expression from SCCVN if available.
21825 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
21826 (struct vn_ssa_aux): Add needs_insertion flag.
21827 * tree-ssa-sccvn.c (may_insert): New global flag.
21828 (copy_reference_ops_from_ref): Value-number union member access
21829 based on its size, not type and member if insertion is allowed.
21830 (visit_reference_op_load): For a weak match from union type
21831 punning lookup a view-converted value and insert a SSA_NAME
21832 for that value if that is not found.
21833 (visit_use): Make dumps shorter. Do not disallow value numbering
21834 SSA_NAMEs that are life over an abnormal edge to constants.
21835 (free_scc_vn): Release inserted SSA_NAMEs.
21836 (run_scc_vn): New flag to specify whether insertion is allowed.
21837 Process SSA_NAMEs in forward order.
21838 * tree-ssa-loop-im.c (for_each_index): Handle invariant
21839 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
21840 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
21841 pointer type to/from integral types that do not change the
21842 precision to regular conversions.
21844 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21846 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21847 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21848 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
21849 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
21850 input arguments and the mode of return value. Built-in functions
21851 that operate on whole 64-bit MMX register now use V1DI mode.
21853 2008-03-13 Alon Dayan <alond@il.ibm.com>
21854 Olga Golovanevsky <olga@il.ibm.com>
21856 PR tree-optimization/35041
21857 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
21858 to locate the right position in a statement.
21860 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21864 * config/i386/xmmintrin.h: Change all static inline functions to
21865 extern inline and add __gnu_inline__ attribute.
21866 * config/i386/bmintrin.h: Ditto.
21867 * config/i386/smmintrin.h: Ditto.
21868 * config/i386/tmmintrin.h: Ditto.
21869 * config/i386/mmintrin-common.h: Ditto.
21870 * config/i386/ammintrin.h: Ditto.
21871 * config/i386/emmintrin.h: Ditto.
21872 * config/i386/pmmintrin.h: Ditto.
21873 * config/i386/mmintrin.h: Ditto.
21874 * config/i386/mm3dnow.h: Ditto.
21876 2008-03-13 Jakub Jelinek <jakub@redhat.com>
21878 PR middle-end/35185
21879 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
21880 (lower_omp_2): New function.
21881 (lower_omp_1, lower_omp): Rewritten.
21883 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
21886 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
21887 with the phrase "Microsoft Windows compilers".
21888 (Push/Pop Macro Pragmas): New subsection. Document
21889 #pragma push_macro and pragma pop_macro.
21891 2008-03-12 Paul Brook <paul@codesourcery.com>
21893 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
21895 2008-03-12 Paul Brook <paul@codesourcery.com>
21897 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
21898 (thumb2_alusi3_short): Exclude PLUS and MINUS.
21899 (thumb2_addsi_shortim): Rename ...
21900 (thumb2_addsi_short): ... to this. Allow register operands.
21901 (thumb2_subsi_short): New pattern.
21902 (thumb2_one_cmplsi2_short,
21903 thumb2_negsi2_short): New patterns and peepholes.
21905 2008-03-12 Paul Brook <paul@codesourcery.com>
21907 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
21909 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
21911 * config/i386/i386.md (int_cond): New code iterator.
21913 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
21914 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
21915 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
21916 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
21917 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
21918 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
21919 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
21920 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
21922 2008-03-12 Paul Brook <paul@codesourcery.com>
21924 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
21925 instead of {arm,thumb}_compute_save_reg_mask.
21926 (output_return_instruction): Ditto.
21927 (thumb_unexpanded_epilogue): Ditto.
21928 (thumb1_expand_prologue): Ditto.
21929 (thumb1_output_function_prologue): Ditto.
21930 (arm_set_return_address): Ditto.
21931 (thumb_set_return_address): Ditto.
21932 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
21933 regs to achieve stack alignment.
21934 (thumb1_compute_save_reg_mask): Fix compiler warning.
21935 (arm_output_epilogue): Use offsets->saved_regs_mask.
21936 Adjust stack pointer by poping call clobered registers.
21937 (arm_expand_prologue): Use offsets->saved_regs_mask.
21938 Adjust stack pointer by pushing extra registers.
21939 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
21941 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
21944 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
21945 conversion to the operands of a multiplication.
21947 2008-03-12 Richard Guenther <rguenther@suse.de>
21949 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
21950 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
21951 * timevar.def (TV_TREE_PHIPROP): Add.
21952 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
21953 pass description. Use TV_TREE_PHIPROP.
21954 * tree-ssa-forwprop.c: Remove phiprop code.
21956 2008-03-12 Jakub Jelinek <jakub@redhat.com>
21958 PR middle-end/35549
21959 * omp-low.c (maybe_lookup_decl): Constify first argument.
21960 (use_pointer_for_field): Change last argument from bool to
21961 omp_context *. Disallow shared copy-in/out in nested
21962 parallel if decl is shared in outer parallel too.
21963 (build_outer_var_ref, scan_sharing_clauses,
21964 lower_rec_input_clauses, lower_copyprivate_clauses,
21965 lower_send_clauses, lower_send_shared_vars): Adjust callers.
21967 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
21968 Ira Rosen <irar@il.ibm.com>
21970 * tree-vectorizer.c (free_stmt_vec_info): New function.
21971 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
21972 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
21973 * tree-vectorizer.h (free_stmt_vec_info): Declare.
21974 * tree-vect-transform.c (vectorizable_conversion): Free
21975 vec_oprnds0 if it was allocated.
21976 (vect_permute_store_chain): Remove unused VECs.
21977 (vectorizable_store): Free VECs that are allocated in the..
21979 (vect_transform_strided_load, vectorizable_load): Likewise.
21980 (vect_remove_stores): Simplify the code.
21981 (vect_transform_loop): Move code to vect_remove_stores().
21982 Call vect_remove_stores() and free_stmt_vec_info().
21984 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21986 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
21987 TARGET_HPUX. Revise comment.
21988 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
21989 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
21990 Use sr4 variant of `be' instruction when not generating PIC code.
21991 (attr_length_call): Adjust for above change.
21993 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21995 * ipa-reference.c (static_execute): Remove module_statics_const and
21996 associated setting code.
21998 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22001 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
22002 predicate for operand 1.
22003 (paritysi2_cmp): Use register_operand predicate for operand 2.
22004 Use earlyclobber modifier for operand 1. Remove support for
22006 (paritydi2_cmp): Use register_operand predicate for operand 3.
22007 Use earlyclobber modifier for operand 1. Remove support for
22010 2008-03-11 Paul Brook <paul@codesourcery.com>
22011 Vladimir Prus <vladimir@codesourcery.com>
22013 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22014 (arm_compute_save_reg0_reg12_mask): Always
22015 check if register 11 must be saved. Always safe hard frame pointer
22016 when frame_pointer_needeed.
22017 (arm_compute_save_reg_mask): Save IP and PC
22018 only with apcs frames.
22019 (arm_output_epilogue): Adjust Thumb2 codepath to
22020 be also invoked and work for ARM non-apcs frames.
22021 (arm_expand_prologue): Don't bother saving IP
22022 for non-apcs frame, since it's not clobbered by
22023 prologue code. Implement non-apcs frame
22026 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22028 PR rtl-optimization/35281
22029 * expr.c (convert_move): Use a new pseudo for the intermediate
22030 from_mode->word_mode result.
22032 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22034 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
22035 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
22036 * toplev.c (compile_file): Don't call it.
22038 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22040 PR middle-end/35526
22041 * expr.c (store_expr): Call emit_block_move if the mode
22042 of "temp" RTX is BLKmode.
22044 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22045 Richard Guenther <rguenther@suse.de>
22047 PR tree-optimization/31358
22048 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22049 the step with a NULL_TREE.
22050 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22051 to sizetype if type is a pointer type.
22052 (add_candidate_1): Don't convert the base and step to
22053 the generic type if the orginal type is a pointer type.
22054 (add_iv_value_candidates): Use sizetype for the step
22055 if type is a pointer type.
22056 (cand_value_at): Likewise.
22057 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22059 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22060 Don't convert the tem affine to the type.
22061 (add_elt_to_tree): Use sizetype for the step if a pointer.
22062 Use POINTER_PLUS_EXPR for pointers.
22063 (aff_combination_to_tree): Use sizetype for the step if a
22066 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22068 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22069 Remove commutativity hint.
22071 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22075 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22076 errorneous type. Check that v is a VAR_DECL.
22078 PR middle-end/35099
22079 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22081 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22083 PR tree-optimization/35494
22084 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22085 may be overriden at link and run time.
22087 2008-03-10 Richard Guenther <rguenther@suse.de>
22089 PR tree-optimization/34677
22090 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22091 (poolify_tree): Likewise.
22092 (modify_expr_template): Likewise.
22093 (poolify_modify_stmt): Likewise.
22094 (insert_fake_stores): Handle all component-ref style stores
22095 in addition to INDIRECT_REF. Also handle complex types.
22096 Do not poolify the inserted load.
22097 (realify_fake_stores): Do not rebuild the tree but only
22098 make it a SSA_NAME copy.
22099 (init_pre): Remove initialzation of modify_expr_template.
22100 Do not allocate modify_expr_node_pool.
22101 (fini_pre): Do not free modify_expr_node_pool.
22103 2008-03-10 Paul Brook <paul@codesourcery.com>
22105 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22106 to avoid conflicts.
22108 2008-03-10 Paul Brook <paul@codesourcery.com>
22109 Mark Shinwell <shinwell@codesourcery.com>
22111 * config/arm/cortex-r4.md: New.
22112 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22114 * config/arm/arm.md: Include cortex-r4.md.
22115 (insn): Add smmls, sdiv and udiv values.
22116 (generic_sched): Don't use generic scheduling for Cortex-R4.
22117 (arm_issue_rate): New function.
22118 (TARGET_SCHED_ISSUE_RATE): Define.
22120 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22122 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22124 2008-03-10 Richard Guenther <rguenther@suse.de>
22126 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22127 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22129 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22131 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22132 Set default to true.
22134 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22136 * c.opt (Wsynth): Deprecate.
22137 * doc/invoke.texi (Option Summary, Warning Options): Document
22138 -Wno-format-contains-nul.
22140 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22143 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22144 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22146 2008-03-09 Ira Rosen <irar@il.ibm.com>
22148 * config/rs6000/rs6000.c (builtin_description): Rename vector
22149 left shift operations.
22150 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22151 (altivec_vsl<VI_char>): Rename to ...
22152 (ashl<mode>3): ... new name.
22153 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22155 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22157 2008-03-08 Richard Guenther <rguenther@suse.de>
22159 * coverage.h (tree_coverage_counter_addr): Declare.
22160 * coverage.c (tree_coverage_counter_addr): New function.
22161 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22162 before using again.
22163 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22164 (tree_gen_one_value_profiler): Likewise.
22165 (tree_gen_ic_profiler): Likewise.
22166 (tree_gen_average_profiler): Likewise.
22167 (tree_gen_ior_profiler): Likewise.
22169 2008-03-08 Richard Guenther <rguenther@suse.de>
22171 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22172 (vn_binary_op_insert): Likewise.
22173 (vn_unary_op_lookup): Likewise.
22174 (vn_unary_op_insert): Likewise.
22175 (vn_nary_op_lookup): Declare.
22176 (vn_nary_op_insert): Likewise.
22177 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22178 and binary hashes, use a single obstack for unary_op_pool
22179 and binary_op_pool.
22180 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22181 a single struct vn_nary_op_s. Store tree code length and
22182 a variable number of operands.
22183 (struct vn_reference_op_struct): Remove unused op2.
22184 (vn_reference_op_eq): Do not compare op2.
22185 (vn_reference_op_compute_hash): Do not compute hash of op2.
22186 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22187 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22188 with vn_nary_op_compute_hash.
22189 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22190 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22192 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22194 (visit_unary_op): Call nary functions.
22195 (visit_binary_op): Likewise.
22196 (process_scc): Adjust for struct vn_tables_s changes.
22197 (allocate_vn_table): Likewise.
22198 (free_vn_table): Likewise.
22199 * tree-vn.c (vn_add): Call nary functions.
22200 (vn_lookup): Likewise.
22202 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22205 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22206 wdst back after sync_compare_and_swapqhi_internal.
22208 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22211 * config/i386/i386-modes.def (V1DI): New vector mode.
22212 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22213 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22214 (MMXMODE248): Ditto.
22215 (MMXMODE): Add V1DI mode.
22216 (mmxvecsize): Change DI mode to V1DI mode.
22217 ("mov<mode>): Use MMXMODEI8 mode iterator.
22218 ("*mov<mode>_internal_rex64"): Ditto.
22219 ("*mov<mode>_internal"): Ditto.
22220 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22221 ("mmx_sub<mode>3"): Ditto.
22222 ("mmx_adddi3"): Remove insn pattern.
22223 ("mmx_subdi3"): Ditto.
22224 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22225 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22226 ("mmx_ashl<mode>3"): Ditto.
22227 ("mmx_lshrdi3"): Remove insn pattern.
22228 ("mmx_ashldi3"): Ditto.
22229 * config/i386/i386.c (classify_argument): Handle V1DImode.
22230 (function_arg_advance_32): Ditto.
22231 (function_arg_32): Ditto.
22232 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22233 mmx_addv1di3 insn pattern.
22234 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22235 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22236 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22237 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22238 Remove definitions of built-in functions.
22239 (V1DI_type_node): New node.
22240 (v1di_ftype_v1di_int): Ditto.
22241 (v1di_ftype_v1di_v1di): Ditto.
22242 (v2si_ftype_v2si_si): Ditto.
22243 (v4hi_ftype_v4hi_di): Remove node.
22244 (v2si_ftype_v2si_di): Ditto.
22245 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22246 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22247 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22248 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22249 Add new builtins using def_builtin_const.
22250 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22251 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22252 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22253 * config/i386/mmintrin.h (__v1di): New typedef.
22254 (_mm_add_si64): Cast arguments to __v1di type.
22255 (_mm_sub_si64): Ditto.
22256 (_mm_sll_pi16): Cast __count to __v4hi type.
22257 (_mm_sll_pi32): Cast __count to __v2si type.
22258 (_mm_sll_si64): Cast arguments to __v1di type.
22259 (_mm_srl_pi16): Cast __count to __v4hi type.
22260 (_mm_srl_pi32): Cast __count to __v2si type.
22261 (_mm_srl_si64): Cast arguments to __v1di type.
22262 (_mm_sra_pi16): Cast __count to __v4hi type.
22263 (_mm_sra_pi32): Cast __count to __v2si type.
22264 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22265 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22266 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22267 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22268 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22269 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22270 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22271 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22272 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22273 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22274 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22275 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22277 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22279 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22281 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22284 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22285 reg+const addressing for Altivec modes. Don't generate reg+reg
22286 addressing for TFmode or TDmode quantities.
22288 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22290 * c-common.c (vector_types_convertible_p): Call langhook
22291 instead of comptypes.
22293 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22296 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22297 integral and scalar float variables which have a
22300 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22302 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22303 dwarf_register_span hook when emitting unwind information for
22304 register-to-memory saves.
22305 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22306 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22308 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22310 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22311 for the same VAR_DECL.
22313 2008-03-06 Tom Tromey <tromey@redhat.com>
22315 * treelang: Delete.
22316 * doc/standards.texi (Standards): Don't mention treelang.
22317 * doc/invoke.texi (Overall Options): Don't mention treelang.
22318 * doc/install.texi (Prerequisites): Don't mention bison or
22320 (Configuration): Don't mention treelang.
22321 (Building): Likewise.
22322 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22324 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22326 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22327 word-extractions out of a multi-word object.
22329 2008-03-06 Richard Guenther <rguenther@suse.de>
22331 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22332 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22333 result type and precision.
22334 * expr.c (get_inner_reference): Set unsignedp based on the result
22335 type of BIT_FIELD_REF.
22336 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22337 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22338 (try_instantiate_multiple_fields): Likewise. Use the correct type
22340 (sra_build_assignment): Likewise.
22341 (sra_build_elt_assignment): Likewise.
22342 (sra_explode_bitfield_assignment): Likewise.
22343 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22344 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22345 set BIT_FIELD_REF_UNSIGNED.
22346 (vectorizable_load): Likewise.
22348 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22350 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22353 2008-03-06 Richard Guenther <rguenther@suse.de>
22355 * alias.c (struct alias_set_entry): Move has_zero_child field
22356 to pack with alias_set.
22358 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22360 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22363 2008-03-05 Ian Lance Taylor <iant@google.com>
22365 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22367 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22369 * fwprop.c (update_df): Support width and offset parameters of
22371 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22372 global_conflicts): Change DF_REF_EXTRACT to either
22373 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22374 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22375 * df-scan.c (df_ref_record, df_defs_record,
22376 df_ref_create_structure, df_def_record_1, df_uses_record,
22377 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22378 df_bb_refs_collect, df_entry_block_defs_collect,
22379 df_exit_block_uses_collect): Support new width and offset fields.
22380 (ref_extract_pool): New storage pool.
22381 (df_free_ref): New function.
22382 (df_reg_chain_unlink, df_free_collection_rec,
22383 df_sort_and_compress_refs): Call df_free_ref.
22384 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22386 (df_ref_create_structure): Allocate df_ref_extract if offset and
22387 width fields are used.
22388 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22389 (df_uses_record): Get offset and width from ZERO_EXTRACT
22391 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22392 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22393 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22394 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22395 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22396 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22397 (df_ref_extract): New structure.
22398 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22399 (df_ref_create): Add width and offset parameters.
22401 2008-03-05 Richard Guenther <rguenther@suse.de>
22403 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22404 Use ranges_overlap_p.
22405 (offset_overlaps_with_access): Rename
22406 to ranges_overlap_p and move ...
22407 * tree-flow-inline.h (ranges_overlap_p): ... here.
22409 * tree.h (get_inner_reference, handled_component_p): Update
22412 * tree.h (record_component_aliases, get_alias_set,
22413 alias_sets_conflict_p, alias_sets_must_conflict_p,
22414 objects_must_conflict_p): Move declarations ...
22415 * alias.h (record_component_aliases, get_alias_set,
22416 alias_sets_conflict_p, alias_sets_must_conflict_p,
22417 objects_must_conflict_p): ... here.
22418 Include coretypes.h.
22419 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22421 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22423 * cfg.c: Include tree-flow.h.
22424 (remove_edge_raw): Call redirect_edge_var_map_clear.
22425 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22426 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22427 (redirect_edge_var_map_result): New.
22428 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22429 PENDING_STMT use with redirect_edge_var_map_*.
22430 * tree-ssa.c (edge_var_maps): New definition.
22431 (redirect_edge_var_map_add): New.
22432 (redirect_edge_var_map_clear): New.
22433 (redirect_edge_var_map_dup): New.
22434 (redirect_edge_var_map_vector): New.
22435 (redirect_edge_var_map_destroy): New.
22436 (ssa_redirect_edge): Replace PENDING_STMT use with
22437 redirect_edge_var_map_*.
22438 (flush_pending_stmts): Same.
22439 (delete_tree_ssa): Destroy edge var map.
22440 * tree-flow.h (struct _edge_var_map): New.
22441 Define edge_var_map vector type.
22442 Declare redirect_edge_var_map_* prototypes.
22443 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22444 * tree-cfg.c (reinstall_phi_args): Replace
22445 PENDING_STMT use with redirect_edge_var_map_*.
22447 2008-03-05 Richard Guenther <rguenther@suse.de>
22449 PR tree-optimization/35472
22450 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22451 whose single use_stmt has a overlapping set of loaded and
22452 stored symbols as that use_stmt might be a noop assignment then.
22454 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22456 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22458 2008-03-05 Richard Guenther <rguenther@suse.de>
22461 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22462 should be constants.
22463 * tree-cfg.c (verify_expr): Verify it.
22464 * fold-const.c (fold_truthop): Remove code generating
22465 BIT_FIELD_REFs of structure bases.
22466 (fold_binary): Likewise.
22467 (fold_ternary): Position and size of BIT_FIELD_REFs are
22468 always host integers.
22469 (make_bit_field_ref): Remove.
22470 (optimize_bit_field_compare): Remove.
22471 (all_ones_mask_p): Remove.
22473 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
22476 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
22477 (split_block_and_df_analyze): New. Split basic block and rebuild
22479 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
22481 (split_pattern_seq): Likewise.
22482 (erase_matching_seqs): Likewise.
22483 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
22485 2008-03-04 Geoff Keating <geoffk@apple.com>
22487 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
22488 declaration and code.
22489 (tree_invalid_nonnegative_warnv_p): Likewise.
22491 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
22493 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22494 examples. Truncate option-names then causing overfull hbox.
22496 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22499 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
22501 * configure: Rebuilt.
22503 2008-03-04 Rafael EspÃndola <espindola@google.com>
22505 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
22506 (tree_unary_nonnegative_warnv_p): New.
22507 (tree_binary_nonnegative_warnv_p): New.
22508 (tree_single_nonnegative_warnv_p): New.
22509 (tree_invalid_nonnegative_warnv_p): New.
22510 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
22512 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22515 * opts.c (handle_option): Postpone 'unknown option' errors only for
22518 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
22521 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
22524 2008-03-04 Rafael EspÃndola <espindola@google.com>
22526 * fold-const.c (tree_unary_nonzero_warnv_p): New.
22527 (tree_binary_nonzero_warnv_p): New.
22528 (tree_single_nonzero_warnv_p): New.
22529 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
22531 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
22533 PR middle-end/35456
22534 * fold-const.c (fold_cond_expr_with_comparison): Prevent
22535 transformations for modes that have signed zeros.
22536 * ifcvt.c (noce_try_abs): Ditto.
22538 2008-03-04 Joseph Myers <joseph@codesourcery.com>
22540 * config/i386/i386.c (override_options): Force
22541 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
22543 2008-03-04 Jan Hubicka <jh@suse.cz>
22546 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
22549 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22551 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
22552 label to probe the stack.
22554 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22556 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
22557 (__gthr_win32_mutex_destroy): Declare.
22558 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
22559 __gthr_win32_mutex_destroy.
22560 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
22562 2008-03-03 Jan Hubicka <jh@suse.cz>
22565 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
22566 aggressive on inlining cold calls.
22568 2008-03-03 Richard Guenther <rguenther@suse.de>
22570 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
22571 struct copies into the expression table.
22572 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
22573 (try_to_simplify): Likewise.
22574 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
22575 integral and pointer arguments which do not change the
22576 precision to NOP_EXPRs.
22577 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
22578 VIEW_CONVERT_EXPR case.
22580 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
22582 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
22583 defined in a loop at depth 0 is invariant.
22584 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
22585 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
22586 be called at loop depth 0.
22588 2008-03-02 Jakub Jelinek <jakub@redhat.com>
22591 * gcc.c (process_command): Update copyright notice dates.
22592 * gcov.c (print_version): Likewise.
22593 * gcov-dump.c (print_version): Likewise.
22594 * mips-tfile.c (main): Likewise.
22595 * mips-tdump.c (main): Likewise.
22597 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22600 * c-common.c (flag_permissive): Delete.
22601 (constant_expression_warnings): Check flags first.
22602 (constant_expression_error): New.
22603 * c-common.h (flag_permissive): Delete.
22604 (constant_expression_error): Declare.
22605 * flags.h (flag_permissive): Declare. Update description.
22606 * diagnostic.c (pedwarn): Update.
22608 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
22609 (permissive_error_kind): New.
22610 * toplev.c (flag_permissive): Define. Update description.
22611 * toplev.h (permissive_error_kind): Declare.
22612 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
22613 (pedwarn_c90): Use pedantic_warning_kind.
22614 * c-opts.c (c_common_post_options): flag_permissive does not affect
22615 flag_pedantic_errors.
22617 2008-03-02 Joseph Myers <joseph@codesourcery.com>
22619 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
22620 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
22621 __absvsi2, __absvDI2): Use unsigned arithmetic.
22623 2008-03-02 Andi Kleen <ak@suse.de>
22624 Richard Guenther <rguenther@suse.de>
22626 * struct-equiv.c: Remove file.
22627 * cfg_cleanup.c (condjump_equiv_p): Remove.
22628 * Makefile.in (OBJS-common): Remove struct-equiv.o.
22629 (struct-equiv.o): Remove rule.
22630 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
22631 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
22632 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
22634 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22636 * ifcvt.c (noce_process_if_block): Try to handle only the then
22637 block if the else block exists but isn't suitable.
22639 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22642 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
22643 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
22644 regression from previous patch.
22646 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22649 * gthr.h: Add __gthread_mutex_destroy as a function that must be
22651 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
22652 * gthr-single.h (__gthread_mutex_destroy): Likewise.
22653 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
22654 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
22655 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
22656 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
22657 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
22658 (__gthread_mutex_destroy_function): Rename to
22659 __gthread_mutex_destroy.
22660 * gthr-dce.h (__gthread_mutex_destroy): Call
22661 pthread_mutex_destroy.
22662 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
22663 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
22664 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
22666 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22668 * df-scan.c (df_ref_chain_change_bb): Simplify.
22669 (df_insn_change_bb): Add new_bb argument. Simplify. Call
22670 set_block_for_insn if there's any change.
22671 * df.h ((df_insn_change_bb): Fix prototype.
22672 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
22673 df_insn_change_bb, don't call set_block_for_insn.
22674 * emit-rtl.c (reorder_insns): Likewise.
22675 * haifa-sched.c (move_insn): Likewise.
22677 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22679 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
22681 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22683 * tree-flow-inline.h (next_readonly_imm_use): Return
22684 NULL_USE_OPERAND_P after the end.
22686 2008-03-01 Richard Guenther <rguenther@suse.de>
22688 PR tree-optimization/35411
22689 * tree-sra.c (sra_build_assignment): Split conversion to
22690 final type to a separate statement if we are not assigning
22693 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22695 * fold-const.c (fold_convertible_p): Correct the logic to follow
22696 that in fold_convert().
22698 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
22701 * tree-inline.c (build_duplicate_type): When we make a
22702 duplicate type, make it unique in the canonical types system.
22704 2008-02-29 Tom Tromey <tromey@redhat.com>
22706 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
22707 input_file_stack_history, input_file_stack_restored): Remove.
22708 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22709 * input.h (struct file_stack): Remove.
22710 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22711 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
22713 * diagnostic.h (struct diagnostic_context) <last_module>: Change
22715 (diagnostic_last_module_changed): Add 'map' argument.
22716 (diagnostic_set_last_function): Likewise.
22717 * diagnostic.c (undiagnostic_report_current_module): Iterate using
22718 line map, not input_file_stack.
22719 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
22721 2008-02-29 Paul Brook <paul@codesourcery.com>
22723 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
22725 2008-02-29 Paul Brook <paul@codesourcery.com>
22727 * config/arm/ieee754-df.S (muldf3): Use RET macros.
22729 2008-02-29 Richard Guenther <rguenther@suse.de>
22731 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
22733 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
22734 value for comparing for a store match.
22735 (simplify_unary_expression): Do nothing for SSA_NAMEs.
22736 (try_to_simplify): Do not do a full-blown reference lookup.
22738 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22740 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
22741 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
22743 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
22745 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
22747 * tree-loop-linear.c (try_interchange_loops): Compare memory access
22748 strides against cache sizes.
22750 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22752 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
22755 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
22757 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
22758 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
22759 is smaller than the original promoted value.
22760 (simplify_subreg): If OP is a SUBREG, try to preserve its
22761 SUBREG_PROMOTED_VAR_P information.
22763 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
22765 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
22766 (VN_INFO_GET): Allocate new objects on the obstack.
22767 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
22768 for rpo_numbers_temp, for consistency.
22769 (free_scc_vn): Free the obstack.
22771 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
22773 * doc/invoke.texi: Document -ftree-loop-distribution.
22774 * tree-loop-distribution.c: New.
22775 * tree-pass.h (pass_loop_distribution): New.
22776 * graphds.h (struct graph): Add htab_t indices.
22777 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
22778 * tree-vectorizer.c (rename_variables_in_loop): Extern.
22779 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
22780 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
22781 * tree-data-ref.c (debug_data_dependence_relations): New.
22782 (dump_data_dependence_relation): Also print data references.
22783 (free_data_ref): Extern.
22784 (same_access_functions): Moved...
22785 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
22786 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22787 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
22788 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
22789 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
22790 (stmts_from_loop): Skip LABEL_EXPR.
22791 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
22793 (build_rdg): Initialize rdg->indices htab.
22794 (free_rdg, stores_from_loop, ref_base_address,
22795 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
22796 have_similar_memory_accesses_1, ref_base_address_1,
22797 remove_similar_memory_refs): New.
22798 * tree-data-ref.h: Depend on tree-chrec.h.
22799 (debug_data_dependence_relations, free_data_ref): Declared.
22800 (same_access_functions): ... here.
22801 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
22803 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
22804 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
22805 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
22806 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22807 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
22808 rdg_vertex_for_stmt): Declared.
22809 (struct rdg_edge): Add level.
22811 (free_rdg, stores_from_loop, remove_similar_memory_refs,
22812 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
22814 (rdg_has_similar_memory_accesses): New.
22815 * tree-vect-analyze.c: Remove unused static decls.
22816 * lambda.h (dependence_level): New.
22817 * common.opt (ftree-loop-distribution): New.
22818 * tree-flow.h (mark_virtual_ops_in_bb,
22819 slpeel_tree_duplicate_loop_to_edge_cfg,
22820 rename_variables_in_loop): Declared.
22821 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
22822 (OBJS-common): Add tree-loop-distribution.o.
22823 (tree-loop-distribution.o): New rule.
22824 * tree-cfg.c (mark_virtual_ops_in_bb): New.
22825 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
22826 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
22828 2008-02-28 Joseph Myers <joseph@codesourcery.com>
22831 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
22832 other than structures and unions.
22834 2008-02-28 Richard Guenther <rguenther@suse.de>
22837 2008-02-26 Richard Guenther <rguenther@suse.de>
22839 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22840 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22841 (lookup_decl_from_uid): Declare.
22842 (remove_decl_from_map): Likewise.
22843 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22844 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22845 (decl_for_uid_map): New global hashtable mapping DECL_UID
22847 (init_ttree): Allocate it.
22848 (insert_decl_to_uid_decl_map): New helper function.
22849 (make_node_stat): Insert new decls into the map.
22850 (copy_node_stat): Likewise.
22851 (lookup_decl_from_uid): New function.
22852 (remove_decl_from_map): Likewise.
22853 (print_decl_for_uid_map_statistics): New helper.
22854 (dump_tree_statistics): Call it.
22856 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22857 (referenced_var_iterator): Adjust.
22858 (FOR_EACH_REFERENCED_VAR): Adjust.
22859 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22860 (num_referenced_vars): Adjust.
22861 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22862 (first_referenced_var): Remove.
22863 (end_referenced_vars_p): Likewise.
22864 (next_referenced_var): Likewise.
22865 (referenced_var_iterator_set): New helper function.
22866 * tree-dfa.c (referenced_var_lookup): Adjust.
22867 (referenced_var_check_and_insert): Likewise.
22868 (remove_referenced_var): Likewise.
22869 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22870 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22871 (verify_call_clobbering): Likewise.
22872 (verify_memory_partitions): Likewise.
22873 (init_tree_ssa): Allocate bitmap instead of hashtable for
22875 (delete_tree_ssa): Adjust.
22876 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22877 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22878 (compute_tag_properties): Likewise.
22879 (set_initial_properties): Likewise.
22880 (find_partition_for): Likewise.
22881 (update_reference_counts): Likewise.
22882 (dump_may_aliases_for): Likewise.
22883 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22884 (add_call_clobber_ops): Likewise.
22885 (add_call_read_ops): Likewise.
22886 (get_asm_expr_operands): Likewise.
22887 * tree-into-ssa.c (dump_decl_set): Likewise.
22888 (update_ssa): Likewise.
22889 * tree-sra.c (scan_function): Likewise.
22890 (decide_instantiations): Likewise.
22891 (scalarize_parms): Likewise.
22892 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22893 (dsa_named_for): Likewise.
22894 * tree-ssa-structalias.c (update_alias_info): Likewise.
22895 (merge_smts_into): Likewise.
22897 2008-02-27 David Daney <ddaney@avtrex.com>
22900 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
22901 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
22902 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
22903 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
22904 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
22906 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
22909 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
22910 (BUILT_IN_NEXTTOWARD): Remove.
22911 (BUILT_IN_NEXTTOWARDF): Ditto.
22912 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
22913 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
22915 2008-02-27 Tom Tromey <tromey@redhat.com>
22917 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
22918 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
22920 2008-02-27 Jan Beulich <jbeulich@novell.com>
22922 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
22923 update the respective field on newdecl.
22925 2008-02-27 Revital Eres <eres@il.ibm.com>
22927 PR rtl-optimization/34999
22928 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
22929 crossing edges that ends with a call insn.
22930 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
22931 call insn and clear the EDGE_CROSSING flag of the crossing edge
22932 when fixing fallthru edges.
22934 2008-02-27 Richard Guenther <rguenther@suse.de>
22936 PR middle-end/35390
22937 * fold-const.c (fold_unary): Return the correct argument,
22938 converted to the result type.
22940 2008-02-27 Richard Guenther <rguenther@suse.de>
22942 PR middle-end/34971
22943 * expr.c (expand_expr_real_1): Assert on rotates that operate
22945 * fold-const.c (fold_binary): Use the types precision, not the
22946 bitsize of the mode if folding rotate expressions. Build rotates
22947 only for full modes.
22949 2008-02-27 Jakub Jelinek <jakub@redhat.com>
22951 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
22952 and CPP_PRAGMA_EOL.
22953 * c-pragma.c (pragma_ns_name): New typedef.
22954 (registered_pp_pragmas): New variable.
22955 (c_pp_lookup_pragma): New function.
22956 (c_register_pragma_1): If flag_preprocess_only, do nothing
22957 for non-expanded pragmas, for expanded ones push pragma's
22958 namespace and name into registered_pp_pragmas vector.
22959 (c_invoke_pragma_handler): Register OpenMP pragmas even when
22960 flag_preprocess_only, don't register GCC pch_preprocess
22961 pragma if flag_preprocess_only.
22962 * c-opts.c (c_common_init): Call init_pragma even if
22963 flag_preprocess_only.
22964 * c-pragma.c (c_pp_lookup_pragma): New prototype.
22965 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
22966 cpp_register_pragma if flag_preprocess_only.
22968 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22971 * c-parser.c (c_parser_translation_unit): Warn for empty
22972 translation unit, not empty source file.
22974 2008-02-26 Paul Brook <paul@codesourcery.com>
22976 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
22977 operand for Thumb-2.
22978 * config/arm/arm.h (reg_class): Add CORE_REGS.
22979 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
22980 (BASE_REG_CLASS): Use CORE_REGS.
22981 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
22982 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
22983 (REGNO_OK_FOR_INDEX_P): Exclude SP.
22984 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
22985 ARM_REGNO_OK_FOR_INDEX_P.
22986 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
22987 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
22988 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
22989 (ldm/stm peepholes): Ditto.
22990 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
22991 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
22992 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
22993 * config/arm/constraints.md: Enable "k" constraint on ARM.
22995 2008-02-27 Ben Elliston <bje@au.ibm.com>
22997 * config/rs6000/rs6000.c: Annotate cache line size field in all
22998 instances of struct processor_costs.
23000 2008-02-26 David Edelsohn <edelsohn@gnu.org>
23002 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
23003 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
23004 jump_bypass): New counters.
23005 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
23006 * dce.c (gate_ud_dce): Same.
23007 (gate_fast_dce): Same.
23008 * dse.c (gate_dse1): New function.
23009 (gate_dse2): New function.
23010 (gate_dse): Merge results of new gate functions.
23011 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
23012 (gate_handle_jump_bypass): Add dbg_cnt.
23013 (gate_handle_gcse): Add dbg_cnt.
23014 * ifcvt.c (gate_handle_if_conversion): Same.
23015 (gate_handle_if_after_combine): Same.
23016 (gate_handle_if_after_reload): Same.
23017 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
23019 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
23021 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
23023 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
23025 2008-02-26 Jason Merrill <jason@redhat.com>
23028 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
23029 alone if it's the naming decl for the type's main variant.
23031 2008-02-26 Tom Tromey <tromey@redhat.com>
23033 * system.h (USE_MAPPED_LOCATION): Poison.
23034 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
23035 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
23036 (make_goto_expr_edges): Likewise.
23037 (remove_bb): Likewise.
23038 (execute_warn_function_return): Likewise.
23039 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23041 * c-common.c (fname_decl): Remove old location code.
23042 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23044 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23046 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23047 (gen_rtx_ASM_INPUT): Likewise.
23048 (gen_rtx_ASM_INPUT_loc): Likewise.
23049 (get_rtx_asm_OPERANDS): Remove.
23050 * cfglayout.c (insn_locators_alloc): Remove old location code.
23051 (set_curr_insn_source_location): Likewise.
23052 (curr_insn_locator): Likewise.
23053 * print-tree.c (print_node): Remove old location code.
23054 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23055 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23056 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23057 location_from_locus.
23058 (construct_exit_block): Remove old location code.
23059 * emit-rtl.c (force_next_line_note): Remove old location code.
23060 * profile.c (branch_prob): Remove old location code.
23061 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23062 LOC_LINE): Remove old-location variants.
23063 * langhooks.c (lhd_print_error_function): Remove old location
23065 * configure, config.in: Rebuilt.
23066 * configure.ac (--enable-mapped-location): Remove.
23067 * c-decl.c (c_init_decl_processing): Remove old location code.
23068 (finish_function): Likewise.
23069 * recog.c (decode_asm_operands): Remove old location code.
23070 * c-pch.c (c_common_read_pch): Remove old location code.
23071 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23073 * gimple-low.c (lower_function_body): Remove old location code.
23074 * toplev.c (unknown_location): Remove.
23075 (push_srcloc): Remove old-location variant.
23076 (process_options): Remove old location code.
23077 (lang_dependent_init): Likewise.
23078 * input.h (UNKNOWN_LOCATION): Move definition.
23079 (location_t): Undeprecate.
23080 (source_locus): Remove.
23081 (location_from_locus): Remove.
23082 (struct location_s): Remove.
23083 Remove all old-location code.
23084 (input_line, input_filename): Remove.
23085 * final.c (final_scan_insn): Remove old location code.
23086 * diagnostic.c (diagnostic_build_prefix): Remove
23087 USE_MAPPED_LOCATION test.
23088 * tree.h (gimple_stmt) <locus>: Now a location_t.
23089 (tree_exp) <locus>: Likewise.
23090 (DECL_IS_BUILTIN): Remove old-location variant.
23091 (annotate_with_file_line, annotate_with_locus): Likewise.
23092 (expr_locus, set_expr_locus): Update.
23093 * tree.c (build1_stat): Remove old location code.
23094 (last_annotated_node): Remove.
23095 (annotate_with_file_line): Remove old-location variant.
23096 (annotate_with_locus): Likewise.
23097 (expr_location): Remove old location code.
23098 (set_expr_location): Likewise.
23099 (expr_has_location): Likewise.
23100 (expr_locus): Likewise.
23101 (set_expr_locus): Likewise.
23102 (expr_filename): Don't use location_from_locus.
23103 (expr_lineno): Likewise.
23104 * rtl-error.c (location_for_asm): Remove old location code.
23105 * c-lex.c (cb_line_change): Remove old location code.
23106 (fe_file_change): Likewise.
23107 (cb_def_pragma): Likewise.
23108 (c_lex_with_flags): Likewise.
23109 * gengtype.c (do_typedef): Don't special-case location types.
23110 (define_location_structures): Remove.
23111 (main): Don't call define_location_structures.
23112 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23115 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23118 * builtins.def (BUILT_IN_STDARG_START): Remove.
23119 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23120 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23121 * tree-inline.c (inline_forbidden_p_1): Likewise.
23123 2008-02-26 Richard Guenther <rguenther@suse.de>
23125 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23126 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23127 (lookup_decl_from_uid): Declare.
23128 (remove_decl_from_map): Likewise.
23129 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23130 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23131 (decl_for_uid_map): New global hashtable mapping DECL_UID
23133 (init_ttree): Allocate it.
23134 (insert_decl_to_uid_decl_map): New helper function.
23135 (make_node_stat): Insert new decls into the map.
23136 (copy_node_stat): Likewise.
23137 (lookup_decl_from_uid): New function.
23138 (remove_decl_from_map): Likewise.
23139 (print_decl_for_uid_map_statistics): New helper.
23140 (dump_tree_statistics): Call it.
23142 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23143 (referenced_var_iterator): Adjust.
23144 (FOR_EACH_REFERENCED_VAR): Adjust.
23145 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23146 (num_referenced_vars): Adjust.
23147 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23148 (first_referenced_var): Remove.
23149 (end_referenced_vars_p): Likewise.
23150 (next_referenced_var): Likewise.
23151 (referenced_var_iterator_set): New helper function.
23152 * tree-dfa.c (referenced_var_lookup): Adjust.
23153 (referenced_var_check_and_insert): Likewise.
23154 (remove_referenced_var): Likewise.
23155 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23156 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23157 (verify_call_clobbering): Likewise.
23158 (verify_memory_partitions): Likewise.
23159 (init_tree_ssa): Allocate bitmap instead of hashtable for
23161 (delete_tree_ssa): Adjust.
23162 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23163 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23164 (compute_tag_properties): Likewise.
23165 (set_initial_properties): Likewise.
23166 (find_partition_for): Likewise.
23167 (update_reference_counts): Likewise.
23168 (dump_may_aliases_for): Likewise.
23169 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23170 (add_call_clobber_ops): Likewise.
23171 (add_call_read_ops): Likewise.
23172 (get_asm_expr_operands): Likewise.
23173 * tree-into-ssa.c (dump_decl_set): Likewise.
23174 (update_ssa): Likewise.
23175 * tree-sra.c (scan_function): Likewise.
23176 (decide_instantiations): Likewise.
23177 (scalarize_parms): Likewise.
23178 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23179 (dsa_named_for): Likewise.
23180 * tree-ssa-structalias.c (update_alias_info): Likewise.
23181 (merge_smts_into): Likewise.
23183 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23186 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23187 * c-opts.c (c_common_handle_option): Wall enables
23188 Wvolatile-register-var.
23189 * common.opt: Move Wvolatile-register-var to...
23192 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23194 * common.opt (Wlarger-than=): New.
23195 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23197 * opts.c (common_handle_option): Handle -Wlarger-than=.
23198 * optc-gen.awk: Likewise.
23199 * opth-gen.awk: Likewise.
23200 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23201 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23203 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23205 * c-common.c (match_case_to_enum_1): Add appropriate
23206 OPT_W* parameter to warning.
23207 (c_do_switch_warnings): Likewise.
23208 * c-typeck.c (warning_init): Add one more parameter following
23209 'warning' function.
23210 (push_init_level): Update call to warning_init.
23211 (pop_init_level): Likewise.
23212 (add_pending_init): Likewise.
23213 (output_init_element: Likewise.
23215 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23218 * toplev.c (toplev_main): If there are warnings or error, print
23219 errors for ignored options.
23220 * opts.c (ignored_options): New static variable.
23221 (postpone_unknown_option_error): New.
23222 (print_ignored_options): New.
23223 (handle_option): Postpone errors for unknown -Wno-* options.
23224 * opts.h (print_ignored_options): Declare.
23226 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23228 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23231 2008-02-25 Richard Guenther <rguenther@suse.de>
23234 2008-02-25 Richard Guenther <rguenther@suse.de>
23236 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23237 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23238 (lookup_decl_from_uid): Declare.
23239 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23240 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23241 (decl_for_uid_map): New global hashtable mapping DECL_UID
23243 (init_ttree): Allocate it.
23244 (insert_decl_to_uid_decl_map): New helper function.
23245 (make_node_stat): Insert new decls into the map.
23246 (copy_node_stat): Likewise.
23247 (lookup_decl_from_uid): New function.
23248 (print_decl_for_uid_map_statistics): New helper.
23249 (dump_tree_statistics): Call it.
23251 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23252 (referenced_var_iterator): Adjust.
23253 (FOR_EACH_REFERENCED_VAR): Adjust.
23254 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23255 (num_referenced_vars): Adjust.
23256 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23257 (first_referenced_var): Remove.
23258 (end_referenced_vars_p): Likewise.
23259 (next_referenced_var): Likewise.
23260 (referenced_var_iterator_set): New helper function.
23261 * tree-dfa.c (referenced_var_lookup): Adjust.
23262 (referenced_var_check_and_insert): Likewise.
23263 (remove_referenced_var): Likewise.
23264 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23265 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23266 (verify_call_clobbering): Likewise.
23267 (verify_memory_partitions): Likewise.
23268 (init_tree_ssa): Allocate bitmap instead of hashtable for
23270 (delete_tree_ssa): Adjust.
23271 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23272 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23273 (compute_tag_properties): Likewise.
23274 (set_initial_properties): Likewise.
23275 (find_partition_for): Likewise.
23276 (update_reference_counts): Likewise.
23277 (dump_may_aliases_for): Likewise.
23278 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23279 (add_call_clobber_ops): Likewise.
23280 (add_call_read_ops): Likewise.
23281 (get_asm_expr_operands): Likewise.
23282 * tree-into-ssa.c (dump_decl_set): Likewise.
23283 (update_ssa): Likewise.
23284 * tree-sra.c (scan_function): Likewise.
23285 (decide_instantiations): Likewise.
23286 (scalarize_parms): Likewise.
23287 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23288 (dsa_named_for): Likewise.
23289 * tree-ssa-structalias.c (update_alias_info): Likewise.
23290 (merge_smts_into): Likewise.
23292 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23295 * doc/invoke.texi (-fcx-limited-range): Document new option.
23296 * toplev.c (process_options): Handle -fcx-fortran-rules.
23297 * common.opt: Add documentation for -fcx-fortran-rules.
23299 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23302 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23303 actual behaviour and C99.
23305 2008-02-26 Ben Elliston <bje@au.ibm.com>
23307 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23308 (ASM_CPU_POWER6_SPEC): Likewise.
23309 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23310 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23311 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23313 2008-02-25 Richard Guenther <rguenther@suse.de>
23315 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23316 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23317 (lookup_decl_from_uid): Declare.
23318 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23319 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23320 (decl_for_uid_map): New global hashtable mapping DECL_UID
23322 (init_ttree): Allocate it.
23323 (insert_decl_to_uid_decl_map): New helper function.
23324 (make_node_stat): Insert new decls into the map.
23325 (copy_node_stat): Likewise.
23326 (lookup_decl_from_uid): New function.
23327 (print_decl_for_uid_map_statistics): New helper.
23328 (dump_tree_statistics): Call it.
23330 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23331 (referenced_var_iterator): Adjust.
23332 (FOR_EACH_REFERENCED_VAR): Adjust.
23333 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23334 (num_referenced_vars): Adjust.
23335 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23336 (first_referenced_var): Remove.
23337 (end_referenced_vars_p): Likewise.
23338 (next_referenced_var): Likewise.
23339 (referenced_var_iterator_set): New helper function.
23340 * tree-dfa.c (referenced_var_lookup): Adjust.
23341 (referenced_var_check_and_insert): Likewise.
23342 (remove_referenced_var): Likewise.
23343 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23344 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23345 (verify_call_clobbering): Likewise.
23346 (verify_memory_partitions): Likewise.
23347 (init_tree_ssa): Allocate bitmap instead of hashtable for
23349 (delete_tree_ssa): Adjust.
23350 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23351 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23352 (compute_tag_properties): Likewise.
23353 (set_initial_properties): Likewise.
23354 (find_partition_for): Likewise.
23355 (update_reference_counts): Likewise.
23356 (dump_may_aliases_for): Likewise.
23357 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23358 (add_call_clobber_ops): Likewise.
23359 (add_call_read_ops): Likewise.
23360 (get_asm_expr_operands): Likewise.
23361 * tree-into-ssa.c (dump_decl_set): Likewise.
23362 (update_ssa): Likewise.
23363 * tree-sra.c (scan_function): Likewise.
23364 (decide_instantiations): Likewise.
23365 (scalarize_parms): Likewise.
23366 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23367 (dsa_named_for): Likewise.
23368 * tree-ssa-structalias.c (update_alias_info): Likewise.
23369 (merge_smts_into): Likewise.
23371 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23374 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23375 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23376 * alias.h (nonoverlapping_memrefs_p): Likewise.
23378 2008-02-25 Jan Beulich <jbeulich@novell.com>
23380 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23381 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23382 __emultls_get_address, __emultls_register_common,
23383 __floatundi?f, and _Unwind_GetIPInfo.
23384 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23385 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23386 (gen_regparm_prefix): Likewise.
23387 (i386_nlm_encode_section_info): Sync with
23388 config/i386/winnt.c:i386_pe_encode_section_info().
23389 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23390 i386_nlm_mangle_decl_assembler_name): New.
23391 (netware_override_options): New.
23392 * config/i386/netware.h (netware_override_options): Declare.
23393 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23394 (i386_nlm_mangle_decl_assembler_name): Declare.
23395 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23397 2008-02-25 Ben Elliston <bje@au.ibm.com>
23400 * c-decl.c (grokdeclarator): Remove unused local variables
23401 `typedef_type' and `type_as_written'.
23403 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23404 unused local variable `has_hot_blocks'.
23405 (fix_crossing_conditional_branches): Remove unused local variable
23408 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23410 PR middle-end/19984
23411 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23412 using DEF_C99_BUILTIN.
23413 (BUILT_IN_NANF): Ditto.
23414 (BUILT_IN_NANL): Ditto.
23416 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23417 Revital Eres <eres@il.ibm.com>
23419 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23420 regarding the order of two dependent insns in the same row.
23422 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23424 * stor-layout.c (layout_decl): Do not bump the alignment of a
23425 bit-field to more than byte alignment if it is packed.
23427 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23429 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23432 2008-02-24 Diego Novillo <dnovillo@google.com>
23434 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23437 * tree-vrp.c (vrp_evaluate_conditional): With
23438 -Wtype-limits, emit a warning when comparing against a
23439 constant outside the natural range of OP0's type.
23440 * c.opt (Wtype-limits): Move ...
23441 * common.opt (Wtype-limits): ... here.
23443 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23445 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23446 * config/rs6000/e300c2c3.md: New file.
23447 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23449 (rs6000_override_options): Add e300c2 and e300c3 cases to
23450 processor_target_table. Do not allow usage of Altivec or Spe
23451 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23452 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23453 * config/rs6000/rs6000.h (processor_type): Add
23454 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23455 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23456 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23457 and ppce300c3. Include e300c2c3.md.
23459 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23461 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23462 instead of TARGET_STRICT_ALIGN.
23464 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23466 * explow.c (memory_address): Assert that the generated address is
23469 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23472 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
23473 * config/darwin-ppc-ldouble-patch.def: New file.
23474 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
23475 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
23476 SUBTARGET_INIT_BUILTINS if defined.
23477 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
23480 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23483 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
23484 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
23486 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23489 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
23490 file" warning condtional on -Winvalid-PCH.
23492 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
23494 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
23496 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
23500 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
23501 prevent reload from using MMX registers.
23502 (*mov<mode>_internal): Ditto.
23503 (*movv2sf_internal_rex64): Ditto.
23504 (*movv2sf_internal): Ditto.
23506 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23508 PR documentation/31569
23509 * doc/install.texi2html: Use makeinfo --no-number-sections.
23511 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23513 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
23514 ensure that we can address an entire entity > 8 bytes. Don't
23515 generate reg+reg addressing for such data.
23517 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23519 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
23520 strings when optimizing for size, unless the target cares about
23523 2008-02-22 Tom Tromey <tromey@redhat.com>
23525 * regclass.c (current_pass): Remove declaration.
23527 2008-02-22 Anatoly Sokolov <aesok@post.ru>
23529 * config/avr/libgcc.S (__RAMPZ__): Define.
23530 (__do_copy_data): Add for devices with 128KB code memory.
23532 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23534 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23536 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
23538 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
23540 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
23543 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23546 * c-typeck.c (build_binary_op): Warn about floating point
23547 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
23549 2008-02-21 Janis Johnson <janis187@us.ibm.com>
23552 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
23553 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
23555 (rs6000_override_options): Set altivec_abi as default, not override,
23556 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
23557 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
23558 is used; use new member spe_abi.
23559 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
23560 spe_abi and altivec_abi.
23562 2008-02-22 Tomas Bily <tbily@suse.cz>
23564 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
23566 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23569 * config.build (build_file_translate): Set to `CMD //c' only if
23571 * Makefile.in (build_file_translate): Improve comment.
23573 2008-02-21 Jan Hubicka <jh@suse.cz>
23575 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
23576 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
23577 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
23579 2008-02-21 Michael Matz <matz@suse.de>
23582 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
23584 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
23586 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
23587 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
23588 as insn constraint.
23589 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
23590 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
23591 SSE_VEC_FLOAT_MODE_P as insn constraint.
23592 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
23593 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
23594 sse4a_movntdf using MODEF mode iterator.
23595 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
23596 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
23597 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
23598 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
23599 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
23600 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
23601 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
23603 2008-02-21 Richard Guenther <rguenther@suse.de>
23605 * tree.def (PAREN_EXPR): New tree code.
23606 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
23608 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
23609 * expr.c (expand_expr_real_1): Likewise.
23610 * tree-inline.c (estimate_num_insns_1): Likewise.
23611 * tree-complex.c (expand_complex_move): Likewise.
23612 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
23615 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23618 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
23620 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23623 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
23625 * config/sh/sh.c (find_barrier): Don't go past
23626 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
23628 2008-02-20 DJ Delorie <dj@redhat.com>
23630 * config/h8300/h8300.md (insv): Force source operand to be a register.
23632 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
23633 as a jump, not as a plain insn.
23635 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
23637 * doc/invoke.texi (Warning Options): Add new option
23638 -Wframe-larger-than=.
23639 (-Wframe-larger-than): Document.
23641 * flags.h (warn_frame_larger_than, frame_larger_than_size):
23642 Add declarations for new option variables.
23644 * final.c (final_start_function): Check the frame size
23645 before emission and issue a Wframe-larger-than warning.
23647 * opts.c (warn_frame_larger_than, frame_larger_than_size):
23648 Add definitions for new option variables.
23649 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
23651 * common.opt (Wframe-larger-than=): New option.
23653 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23655 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
23656 (<sse>_div<mode>3): Ditto.
23657 (<sse>_vmdiv<mode>3): Ditto.
23658 (<sse>_vmsqrt<mode>2): Ditto.
23659 (*smax<mode>3): Ditto.
23660 (sse5_frcz<mode>2): Ditto.
23661 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
23662 as insn constraint.
23664 2008-02-20 Richard Guenther <rguenther@suse.de>
23666 PR middle-end/35265
23667 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
23668 be happy with INTEGRAL_TYPE_P.
23670 2008-02-20 Richard Guenther <rguenther@suse.de>
23672 * fold-const.c (split_tree): Associate floatig-point expressions
23673 if flag_associative_math is set.
23675 2008-02-20 Richard Guenther <rguenther@suse.de>
23677 * tree.h (fold_real_zero_addition_p): Declare.
23678 * fold-const.c (fold_real_zero_addition_p): Export.
23679 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
23680 floating-point operations with zero and one.
23682 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
23684 * doc/install.texi: Correct references to CFLAGS, replacing them
23685 with BOOT_CFLAGS. Document flags used during bootstrap for
23688 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23690 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
23691 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
23692 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
23694 (smin<mode>3): Ditto from similar patterns.
23695 (smax<mode>3): Ditto.
23696 (*ieee_smin<mode>3): Ditto.
23697 (*ieee_smax<mode>3): Ditto.
23698 * config/i386/sse.md (sse): New mode attribute.
23699 (mov<mode>): Macroize expander from movv4sf and movv2df using
23700 SSEMODEF2P mode iterator.
23701 (<sse>_movnt<mode>): Ditto from similar patterns. Use
23702 SSE_VEC_FLOAT_MODE_P as insn constraint.
23703 (storent<mode>): Ditto.
23704 (storent<mode>): Macroize expander from storentsf and storentdf using
23705 MODEF mode iterator.
23706 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
23707 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
23708 (abs<mode>2): Ditto from similar patterns.
23709 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
23710 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
23711 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
23712 (<sse>_vmsqrt<mode>2): Ditto.
23713 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
23714 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
23715 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
23716 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
23717 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
23718 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
23719 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
23721 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
23722 iterator and SSE_FLOAT_MODE_P as insn constraint.
23723 (<sse>_ucomi): Ditto from similar patterns.
23724 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
23725 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
23726 SSE_VEC_FLOAT_MODE_P as insn constraint.
23727 (vcond<mode>): Ditto from similar patterns.
23728 (and<mode>3, *and<mode>3): Ditto.
23729 (<sse>_nand<mode>3): Ditto.
23730 (ior<mode>3, *ior<mode>3): Ditto.
23731 (xor<mode>3, *xor<mode>3): Ditto.
23732 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
23733 iterator and SSE_FLOAT_MODE_P as insn constraint.
23734 (*nand<mode>3): Ditto from similar patterns.
23735 (*ior<mode>3): Ditto.
23736 (*xor<mode>3): Ditto.
23738 2008-02-20 Ira Rosen <irar@il.ibm.com>
23740 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
23741 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
23742 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
23744 2008-02-19 Jan Hubicka <jh@suse.cz>
23746 * predict.c (tree_bb_level_predictions): Remove variable next
23747 mistakely introduced by previous commit.
23749 2008-02-19 Jan Hubicka <jh@suse.cz>
23751 * predict.c (predict_paths_leading_to): Rewrite.
23752 (predict_paths_for_bb): New.
23753 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
23755 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23758 * Makefile.in (build_file_translate): New.
23759 (gcc-vers.texi): Use it for translating $(abs_srcdir).
23760 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
23761 * configure.ac (build_file_translate): Substitute it.
23762 * configure: Regenerate.
23764 2008-02-19 Jan Hubicka <jh@suse.cz>
23766 PR rtl-optimization/34408
23767 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
23770 2008-02-19 Jan Hubicka <jh@suse.cz>
23772 PR middle-end/28779
23773 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
23776 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
23779 * config/i386/i386-modes.def: Revert the last DI alignment
23780 change until Ada people can look into it.
23782 2008-02-19 Nick Clifton <nickc@redhat.com>
23784 * opts.c (print_specific_help): Fix typo in --help text.
23786 2008-02-19 Jakub Jelinek <jakub@redhat.com>
23789 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
23790 32-bit inline asm without asm alternatives for host GCC < 3.0.
23792 2008-02-19 Richard Guenther <rguenther@suse.de>
23794 PR tree-optimization/34989
23795 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
23796 Allow propagation to INDIRECT_REF if we can simplify only.
23798 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23800 * c-common.c (warn_for_collisions_1): Use appropriate option when
23803 2008-02-19 Nick Clifton <nickc@redhat.com>
23806 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
23807 (handle_options): Fix indentation.
23808 (print_filtered_help): If no language-specific options were
23809 displayed tell the user how to list all the options supported by
23810 the language's front-end.
23811 (print_specific_help): Fix indentation and remove duplicate line.
23812 (common_handle_option): Handle the -v option.
23813 For --help enable the display of undocumented options if the -v
23814 switch has been included on the command line.
23815 For --help= check for overlaps in the arguments between the option
23816 classes and the language names and issue a warning when they
23817 cannot be disambiguated.
23818 * c.opt (v): Pass on to the common option handler.
23820 2008-02-19 Revital Eres <eres@il.ibm.com>
23822 * modulo-sched.c (sms_schedule): Change dump message when
23823 create_ddg function fails.
23824 (try_scheduling_node_in_cycle): Rename row to cycle.
23825 (print_partial_schedule): Rename CYCLE to ROW.
23827 2008-02-19 Christian Bruel <christian.bruel@st.com>
23828 Zdenek Dvorak <ook@ucw.cz>
23830 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
23832 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23835 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
23836 (*x86_movdicc_0_m1_se): Ditto.
23838 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23840 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
23841 (CMPtype): Define as __gcc_CMPtype.
23842 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
23843 (CMPtype): Define as __gcc_CMPtype.
23845 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
23847 Support valgrind 3.3 for --enable-checking=valgrind.
23848 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
23850 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
23851 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
23852 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
23853 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
23854 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
23855 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
23856 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
23858 * ggc-zone.c: Similar.
23859 * ggc-page.c: Similar.
23861 2008-02-19 Paul Brook <paul@codesourcery.com>
23864 * config/arm/ieee754-df.S: Fix do_it typo.
23865 * config/arm/ieee754-sf.S: Fix do_it typo.
23867 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23870 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
23871 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
23872 (OPTION_MASK_ISA_SSE_SET): Likewise.
23873 (OPTION_MASK_ISA_SSE2_SET): Likewise.
23874 (OPTION_MASK_ISA_SSE3_SET): Likewise.
23875 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
23876 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
23877 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
23878 (OPTION_MASK_ISA_SSE4_SET): Likewise.
23879 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
23880 (OPTION_MASK_ISA_SSE5_SET): Likewise.
23881 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
23882 (OPTION_MASK_ISA_MMX_UNSET): Updated.
23883 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
23884 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
23885 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
23886 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
23887 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
23888 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
23889 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
23890 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
23891 (OPTION_MASK_ISA_SSE4): Removed.
23892 (ix86_handle_option): Turn on bits in ix86_isa_flags and
23893 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
23894 (override_options): Don't turn on implied SSE/MMX bits in
23897 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23899 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23902 2008-02-18 Joey Ye <joey.ye@intel.com>
23904 PR middle-end/34921
23905 * tree-nested.c (insert_field_into_struct): Set type alignment
23906 to field alignment if the former is less than the latter.
23908 2008-02-18 Jakub Jelinek <jakub@redhat.com>
23910 * BASE-VER: Set to 4.4.0.
23912 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23914 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
23915 * doc/cfg.texi: Likewise.
23916 * doc/extend.texi: Likewise.
23917 * doc/gty.texi: Likewise.
23918 * doc/invoke.texi: Likewise.
23919 * doc/loop.texi: Likewise.
23920 * doc/md.texi: Likewise.
23921 * doc/passes.texi: Likewise.
23922 * doc/rtl.texi: Likewise.
23923 * doc/sourcebuild.texi: Likewise.
23924 * doc/tm.texi: Likewise.
23925 * doc/tree-ssa.texi: Likewise.
23927 2008-02-17 Richard Guenther <rguenther@suse.de>
23929 PR middle-end/35227
23930 * tree-complex.c (init_parameter_lattice_values): Handle parameters
23931 without default definition.
23933 2008-02-17 Richard Guenther <rguenther@suse.de>
23935 PR tree-optimization/35231
23936 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
23939 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
23942 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23943 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23944 libgcc_cmp_return mode.
23946 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23949 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
23951 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
23953 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
23956 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23958 * doc/c-tree.texi: Use `@.' where appropriate.
23959 * doc/extend.texi: Likewise.
23960 * doc/install.texi: Likewise.
23961 * doc/invoke.texi: Likewise.
23962 * doc/loop.texi: Likewise.
23963 * doc/makefile.texi: Likewise.
23964 * doc/md.texi: Likewise.
23965 * doc/passes.texi: Likewise.
23966 * doc/standards.texi: Likewise.
23967 * doc/tm.texi: Likewise.
23969 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23971 PR middle-end/35196
23972 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
23974 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
23975 rather than in entry_bb.
23977 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23979 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23980 libgcc_cmp_return mode.
23982 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23984 PR middle-end/35130
23985 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
23986 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
23988 2008-02-15 Richard Guenther <rguenther@suse.de>
23989 Zdenek Dvorak <ook@ucw.cz>
23991 PR tree-optimization/35164
23992 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
23993 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
23994 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23995 Only propagate addresses which do not have abnormal SSA_NAMEs
23998 2008-02-15 Joseph Myers <joseph@codesourcery.com>
24001 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
24003 2008-02-15 Jan Hubicka <jh@suse.cz>
24005 PR middle-end/35149
24006 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
24008 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24010 PR middle-end/34621
24011 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
24012 when calculating alignment_pad.
24014 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24016 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
24017 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
24018 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
24019 and STACK_BOUNDARY define.
24021 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
24023 PR preprocessor/35061
24024 * c-pragma.c (handle_pragma_pop_macro): Check that
24025 pushed_macro_table has been allocated.
24027 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
24029 PR middle-end/35136
24030 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
24031 (force_gimple_operand): Likewise.
24032 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
24033 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
24034 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
24035 (find_interesting_uses_address): Check addressability and alignment
24036 of the base expression only after substituting bases of IVs into it.
24038 2008-02-14 Michael Matz <matz@suse.de>
24041 * function.c (instantiate_virtual_regs_in_insn): Reload address
24042 before falling back to reloading the whole operand.
24044 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24046 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24047 before the first section switch note.
24049 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24051 * doc/bugreport.texi: Update copyright years.
24052 * doc/c-tree.texi: Likewise.
24053 * doc/cfg.texi: Likewise.
24054 * doc/cpp.texi: Likewise.
24055 * doc/cppinternals.texi: Likewise.
24056 * doc/fragments.texi: Likewise.
24057 * doc/frontends.texi: Likewise.
24058 * doc/gcc.texi: Likewise.
24059 * doc/gty.texi: Likewise.
24060 * doc/hostconfig.texi: Likewise.
24061 * doc/implement-c.texi: Likewise.
24062 * doc/libgcc.texi: Likewise.
24063 * doc/loop.texi: Likewise.
24064 * doc/makefile.texi: Likewise.
24065 * doc/options.texi: Likewise.
24066 * doc/passes.texi: Likewise.
24067 * doc/rtl.texi: Likewise.
24068 * doc/sourcebuild.texi: Likewise.
24069 * doc/standards.texi: Likewise.
24070 * doc/tree-ssa.texi: Likewise.
24071 * doc/trouble.texi: Likewise.
24073 * doc/extend.texi: Use @: or add comma where appropriate.
24074 * doc/invoke.texi: Likewise.
24075 * doc/tm.texi: Likewise.
24077 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24080 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24083 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24085 * doc/md.texi (clz, ctz): Add reference.
24086 * doc/rtl.texi (clz, ctz): Likewise.
24088 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24091 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24094 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24096 * config/s390/s390.c (struct constant_pool): New field
24097 emit_pool_after added.
24098 (s390_mainpool_start): Set the emit_pool_after flag according
24099 to the section switch notes.
24100 (s390_mainpool_finish): Consider emit_pool_after when emitting
24101 the literal pool at the end of the function.
24102 (s390_chunkify_start): Force literal pool splits at section
24105 2008-02-13 Michael Matz <matz@suse.de>
24108 * var-tracking.c (clobber_variable_part): Correctly traverse the
24111 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24114 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24115 Add -fdump-ipa-inline.
24116 * tree-dump.c (dump_files): Remove tree-inlined dump.
24117 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24119 2008-02-12 Richard Guenther <rguenther@suse.de>
24121 PR tree-optimization/35171
24122 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24125 2008-02-12 Richard Guenther <rguenther@suse.de>
24127 PR middle-end/35163
24128 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24129 value-preserving mode. Disallow final truncation.
24131 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24133 PR middle-end/35136
24134 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24135 code from here to...
24136 (force_gimple_operand): ...here.
24138 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24141 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24142 non-compatible pointers.
24143 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24144 different FIELD_DECLs, try harder by comparing field offsets, sizes
24147 PR inline-asm/35160
24148 * function.c (match_asm_constraints_1): Don't replace the same input
24151 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24153 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24154 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24155 (expand_epilogue): Restore RAMPZ register.
24156 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24158 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24160 * config/i386/cygwin.asm: (__alloca): Correct calling
24161 convention and alignment.
24162 (__chkstk): Force 8 byte stack alignment.
24164 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24165 Richard Guenther <rguenther@suse.de>
24167 PR tree-optimization/33992
24168 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24169 the zero we compare against.
24171 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24173 PR libfortran/35063
24174 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24175 to CloseHandle after unlocking to prevent accumulation of handle
24178 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24180 PR middle_end/34150
24181 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24182 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24183 and update LABEL_NUSES during and after reload.
24185 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24187 PR middle-end/34627
24188 * combine.c (simplify_if_then_else): Make sure the comparison is
24189 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24191 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24194 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24195 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24196 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24197 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24198 * tree.h (get_type_static_bounds): Likewise.
24200 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24202 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24203 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24204 Make -Wfoo language annotations match what the compiler outputs.
24206 2008-02-08 Sa Liu <saliu@de.ibm.com>
24208 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24209 intrinsics spu_convts, spu_convtu, spu_convtf.
24211 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24213 * doc/extend.texi (Function Attributes) <noinline>: Mention
24214 asm ("") as method to keep calls.
24216 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24219 * doc/options.texi (Options): Replace references to opts.sh with
24221 * opts-common.c: Likewise.
24222 * optc-gen.awk: Likewise.
24224 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24226 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24228 2008-02-07 Richard Henderson <rth@redhat.com>
24231 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24232 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24235 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24237 PR tree-optimization/35085
24238 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24239 for operand entry oe2 in addition to operand entry oe3 in order to
24240 expose more opportunities for vectorizer sum reduction.
24242 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24245 * Makefile.in (LIBS): Remove $(GMPLIBS).
24246 (cc1-dummy, cc1): Add $(GMPLIBS).
24248 2008-02-06 Jan Hubicka <jh@suse.cz>
24251 * i386.md (moddf_integer): Do not produce partial memory stalls for
24252 targets where it hurts.
24254 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24257 * optabs.c (expand_float): Do not check for decimal modes when
24258 expanding unsigned integer through signed conversion.
24260 2008-02-06 Nick Clifton <nickc@redhat.com>
24262 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24263 inside the clobber with a match_operand and duplicated operand
24264 number in the constraint.
24265 (ineqbranchsi): Delete redundant comment.
24267 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24269 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24270 builtin_define ("__USE_INIT_FINI__").
24271 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24273 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24275 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24277 PR documentation/30330
24278 * doc/invoke.texi (C++ Dialect Options)
24279 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24280 For each warning option -Wfoo that allows -Wno-foo, ensure both
24281 -Wfoo and -Wno-foo are listed in the option index. Fix index
24282 entry of -Wswitch-default, index -Wnormalized= including the
24283 `=', and -Wlarger-than-@var{len} including @var{len}.
24285 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24287 * config/i386/i386.md (floatunssisf2): Use
24288 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24289 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24290 Macroize expander using MODEF mode iterator.
24292 2008-02-05 Diego Novillo <dnovillo@google.com>
24294 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24297 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24299 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24302 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24304 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24307 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24308 to indicate if a message should be generated.
24309 (init_cumulative_args): Updated.
24310 (function_value_32): Likewise.
24312 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24314 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24316 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24319 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24320 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24322 2008-02-04 Diego Novillo <dnovillo@google.com>
24324 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24327 * tree-vrp.c (vrp_evaluate_conditional): With
24328 -Wtype-limits, emit a warning when comparing against a
24329 constant outside the natural range of OP0's type.
24331 2008-02-04 Richard Guenther <rguenther@suse.de>
24333 PR middle-end/33631
24334 * expr.c (count_type_elements): Give for unions instead of
24337 2008-02-04 Richard Guenther <rguenther@suse.de>
24339 PR middle-end/35043
24340 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24341 to TYPE_DOMAINs base type instead of using bitsizetype here.
24343 2008-02-03 Jason Merrill <jason@redhat.com>
24345 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24347 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24350 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24351 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24352 (RS/6000 and PowerPC Options): Fix typos and markup.
24353 * doc/passes.texi (Tree-SSA passes): Likewise.
24355 2008-02-02 Michael Matz <matz@suse.de>
24358 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24359 from record_last_reg_set_info.
24360 (record_last_reg_set_info): Take an RTX argument, iterate over all
24361 constituent hardregs.
24362 (record_last_set_info, record_opr_changes): Change calls to
24363 new signature or to record_last_reg_set_info_regno.
24365 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24367 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24369 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24371 PR rtl-optimization/34773
24372 * reg-notes.def (EQUAL): Mention significance of combination of
24373 REG_EQUAL and REG_RETVAL.
24374 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24375 insn that has a REG_RETVAL.
24377 2008-02-01 Roger Sayle <roger@eyesopen.com>
24380 * configure.ac (--enable-fixed-point): Disable unless explicitly
24382 * configure: Regenerate.
24384 2008-02-01 Richard Guenther <rguenther@suse.de>
24387 * invoke.texi (-finline-limit): Remove no longer true parts
24388 of the documentation. Note that there is no default value.
24390 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24391 Mark Mitchell <mark@codesourcery.com>
24392 Ben Elliston <bje@au.ibm.com>
24395 * doc/extend.texi (Other Builtins): Document.
24397 2008-01-31 Tom Browder <tom.browder@gmail.com>
24399 * doc/c-tree.texi (Types): Fix grammar.
24400 (Expression trees): Ditto.
24401 * doc/passes.texi (Tree-SSA passes): Ditto.
24403 * doc/configterms.texi (Configure Terms): Fix typo.
24404 * doc/cpp.texi (Common Predefined Macros): Ditto.
24405 * doc/md.texi (Machine Constraints): Ditto.
24407 * doc/makefile.texi (Makefile): Add comma.
24409 2008-01-31 Tom Browder <tom.browder@gmail.com>
24410 Gerald Pfeifer <gerald@pfeifer.com>
24412 * doc/sourcebuild.texi (Front End): Remove references to CVS
24413 and CVSROOT/modules.
24414 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24415 (Back End): Remove reference to CVS.
24417 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24420 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24422 (mips16_gp_pseudo_reg): ...here.
24423 * config/mips/mips.md (load_const_gp): Replace with...
24424 (load_const_gp_<mode>): ...this :P-based insn.
24426 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24428 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24429 options. Minor fixes.
24430 (-std): Move reference to standards closer to where language
24431 standards are first mentioned.
24433 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24435 PR rtl-optimization/34995
24436 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24437 parameter and return a bool. If the rtx parameter is nonnull,
24438 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24439 (find_reloads): Update call accordingly. Pass the new operand
24440 if it needed no address reloads, otherwise pass null.
24442 2008-01-30 Richard Henderson <rth@redhat.com>
24445 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24446 for unbounded arrays.
24448 2008-01-30 Silvius Rus <rus@google.com>
24450 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24452 2008-01-30 Jan Hubicka <jh@suse.cz>
24455 * i386.c (init_cumulative_args): Use real function declaration when
24458 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24460 PR rtl-optimization/34998
24461 * global.c (build_insn_chain): Treat non-subreg_lowpart
24462 SUBREGs of pseudos as clobbering all the words covered by the
24463 SUBREG, not just all the bytes.
24464 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24465 original df_ref rather than an extract parameter.
24466 (global_conflicts): Update call accordingly.
24468 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
24470 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
24471 the overflow check to make it easier to read.
24472 (__fixtfdi): Change the type of the ll member in union
24473 long_double to UDItype_x.
24475 2008-01-30 Jakub Jelinek <jakub@redhat.com>
24477 PR middle-end/34969
24478 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
24479 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
24480 * tree-inline.c (fold_marked_statements): Call
24481 cgraph_update_edges_for_call_stmt if folding a call statement.
24482 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
24483 debug_generic_stmt calls, reset it back afterwards.
24486 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
24488 * c-typeck.c (build_external_ref): Don't pedwarn about
24489 static vars in current function's scope.
24491 2008-01-29 Joseph Myers <joseph@codesourcery.com>
24493 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
24495 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
24498 * ipa-struct-reorg.c: Fix spelling.
24499 * params.def: Ditto.
24501 2008-01-29 Richard Guenther <rguenther@suse.de>
24503 PR middle-end/35006
24504 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
24506 * tree-inline.c (remap_type): Increment remapping_type_depth
24507 around remapping types.
24508 (copy_body_r): Only add referenced variables if they are referenced
24509 from code, not types.
24511 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
24522 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
24523 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
24525 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
24528 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
24529 pointer for tiny stack.
24531 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24533 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
24535 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24537 * config/vx-common.h: Fix typo in comment.
24539 2008-01-28 Ian Lance Taylor <iant@google.com>
24543 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
24544 coalesce pointers if they have different DECL_NO_TBAA_P values.
24545 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
24546 between variables with different DECL_NO_TBAA_P values.
24548 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
24551 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
24552 are not legitimate small data references on SPE targets.
24554 2008-01-28 David Daney <ddaney@avtrex.com>
24556 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
24558 2008-01-28 David Daney <ddaney@avtrex.com>
24560 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
24562 2008-01-27 Joseph Myers <joseph@codesourcery.com>
24564 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
24565 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
24566 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
24567 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
24568 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
24569 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
24570 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
24571 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
24573 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24575 * basic-block.h (condjump_equiv_p): Fix comment.
24577 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24579 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
24580 print_generic_stmt_indented): Fix comment.
24582 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24584 * configure.ac (__stack_chk_fail): Add detecion for availability
24585 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
24586 * configure: Regenerate.
24588 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
24590 PR middle-end/34688
24591 * final.c (output_addr_const): Handle TRUNCATE.
24593 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
24596 * tree-ssa-loop-ivopts.c (comp_cost): New type.
24597 (zero_cost, infinite_cost): New constants.
24598 (struct cost_pair): Change type of cost to comp_cost.
24599 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
24600 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
24602 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
24603 split_address_cost, ptr_difference_cost, difference_cost,
24604 get_computation_cost_at, get_computation_cost,
24605 determine_use_iv_cost_generic, determine_use_iv_cost_address,
24606 determine_use_iv_cost_condition, determine_use_iv_costs,
24607 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
24608 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
24609 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
24610 Change type of cost to comp_cost.
24611 (determine_iv_cost): Increase cost of non-original ivs, instead
24612 of decreasing the cost of original ones.
24613 (get_address_cost): Indicate the complexity of the addressing mode
24615 (try_add_cand_for): Prefer using ivs not specific to some object.
24616 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
24618 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
24619 Janis Johnson <janis187@us.ibm.com>
24622 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
24623 (TARGET_INSTANTIATE_DECLS): Likewise.
24624 * target.h (expand_to_rtl_hook): New target hook.
24625 (instantiate_decls): Likewise.
24626 * function.c (instantiate_decl): Make non-static. Rename to...
24627 (instantiate_decl_rtl): ... this.
24628 (instantiate_expr): Use instantiate_decl_rtl.
24629 (instantiate_decls_1): Likewise.
24630 (instantiate_decls): Likewise.
24631 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
24632 * function.h (instantiate_decl_rtl): Add prototype.
24633 * cfgexpand.c (target.h): New include.
24634 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
24635 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
24636 (TARGET_INSTANTIATE_DECLS): Likewise.
24637 (TARGET_INITIALIZER): New target hooks added.
24638 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
24640 * config/rs6000/rs6000.c (tree-flow.h): New include.
24641 (machine_function): Add sdmode_stack_slot field.
24642 (rs6000_alloc_sdmode_stack_slot): New function.
24643 (rs6000_instantiate_decls): Likewise.
24644 (rs6000_secondary_memory_needed_rtx): Likewise.
24645 (rs6000_check_sdmode): Likewise.
24646 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
24647 (TARGET_INSTANTIATE_DECLS): Likewise.
24648 (rs6000_hard_regno_mode_ok): Allow SDmode.
24649 (num_insns_constant): Likewise. Handle _Decimal32 constants.
24650 (rs6000_emit_move): Handle SDmode.
24651 (function_arg_advance): Likewise.
24652 (function_arg): Likewise.
24653 (rs6000_gimplify_va_arg): Likewise. Add special handling of
24654 SDmode var args for 32-bit compiles.
24655 (rs6000_secondary_reload_class): Handle SDmode.
24656 (rs6000_output_function_epilogue): Likewise.
24657 (rs6000_function_value): Simplify if statement.
24658 (rs6000_libcall_value): Likewise.
24659 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
24660 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
24661 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
24662 (movsd_hardfloat): New define_insn.
24663 (movsd_softfloat): Likewise.
24664 (movsd_store): Likewise.
24665 (movsd_load): Likewise.
24666 (extendsddd2): Likewise.
24667 (extendsdtd2): Likewise.
24668 (truncddsd2): Likewise.
24669 (movdd_hardfloat64): Fixup comment.
24670 (UNSPEC_MOVSD_LOAD): New constant.
24671 (UNSPEC_MOVSD_STORE): Likewise.
24673 2008-01-26 Jakub Jelinek <jakub@redhat.com>
24676 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
24678 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
24679 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
24680 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
24681 and TRUTH_XOR_EXPR.
24683 2008-01-26 David Edelsohn <edelsohn@gnu.org>
24686 * config.gcc: Separate AIX 5.3 from AIX 6.1.
24687 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24688 __LONGDOUBLE128 too.
24689 * config/rs6000/aix61.h: New file.
24691 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24693 PR rtl-optimization/34959
24694 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
24695 popcount and parity rtxes the same mode as their operand.
24696 Truncate or extend the result to the return value's mode
24699 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24702 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
24703 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
24704 to GOT_VERSION_REGNUM.
24705 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
24706 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
24707 * config/mips/mips.c (mips_emit_call_insn): New function.
24708 (mips_call_tls_get_addr): Call mips_expand_call directly.
24709 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
24711 (mips16_build_call_stub): Likewise. Return the call insn or null.
24712 (mips_expand_call): Update the call to mips16_build_call_stub
24713 accordingly and a remove redundant condition. Assert that MIPS16
24714 stubs do not use lazy binding. Use mips_emit_call_insn and return
24716 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
24718 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
24719 (mips_avoid_hazard): Remove hazard_set handling.
24720 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
24721 (UNSPEC_RESTORE_GP): ...this.
24722 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
24723 (FAKE_CALL_REGNO): Rename to...
24724 (GOT_VERSION_REGNUM): ...this.
24725 (type): Add "ghost" value. Add an associated insn reservation.
24726 (hazard_set): Remove.
24727 (exception_receiver): Rename to...
24728 (restore_gp): ...this and update the unspec identifier accordingly.
24729 (exception_receiver, nonlocal_got_receiver): New expanders.
24730 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
24731 FAKE_CALL_REGNO. Remove hazard_set attribute.
24732 (set_got_version, update_got_version): New patterns.
24734 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
24737 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
24739 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24742 * doc/install.texi2html: Generate gcc-vers.texi.
24744 2008-01-25 DJ Delorie <dj@redhat.com>
24746 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
24748 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24750 * config/c4x: Remove directory.
24751 * config.gcc (crx-*, mt-*): Mark obsolete.
24752 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
24753 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
24754 sh-*-rtemscoff*): Remove cases.
24755 * defaults.h (C4X_FLOAT_FORMAT): Remove.
24756 * real.c (encode_c4x_single, decode_c4x_single,
24757 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
24758 c4x_extended_format): Remove.
24759 * real.h (c4x_single_format, c4x_extended_format): Remove.
24760 * doc/extend.texi (interrupt, naked): Remove mention of attributes
24762 (Pragmas): Remove comment about c4x pragmas.
24763 * doc/install.texi (c4x): Remove target-specific instructions.
24764 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
24765 * doc/md.texi (Machine Constraints): Remove C4x documentation.
24766 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
24767 refer to C4x source files as examples.
24768 (C4X_FLOAT_FORMAT): Remove documentation.
24770 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
24772 * config/bfin/bfin.c (override_options): Reorder tests so that
24773 flag_pic gets enabled for -msep-data.
24775 2008-01-25 Richard Guenther <rguenther@suse.de>
24777 PR middle-end/32244
24778 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
24779 to its bitfield precision if required.
24781 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24783 PR middle-end/33880
24784 * tree-nested.c (walk_omp_for): New function.
24785 (convert_nonlocal_reference, convert_local_reference): Call
24786 walk_omp_for on OMP_FOR.
24787 (convert_call_expr): Call walk_body on OMP_FOR's
24788 OMP_FOR_PRE_INIT_BODY.
24790 2008-01-25 Richard Guenther <rguenther@suse.de>
24792 PR tree-optimization/34966
24793 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
24794 default defs and PHI_NODEs we have to insert after the
24795 defining statement.
24797 2008-01-24 Nick Clifton <nickc@redhat.com>
24799 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
24800 Provide a default definition.
24801 (LIBGCC2_UNITS_PER_WORD): Likewise.
24803 * config/stormy16/stormy16.c: Include df.h for the prototype
24804 for df_regs_ever_live_p.
24805 (xstormy16_expand_builtin_va_start): Convert the stack offset
24806 into a component_ref and then use POINTER_PLUS_EXPR to add it
24807 to the incoming_virtual_args_rtx.
24808 (xstormy16_gimplify_va_arg_expr): Rename to
24809 xstormy16_gimplify_va_arg_expr.
24810 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
24811 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
24812 xstormy16_gimplify_va_arg_expr.
24813 Fix up some formatting issues.
24815 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
24816 Move to predicates.md.
24817 (xs_hi_general_operand): Likewise.
24818 (xs_hi_nonmemory_operand): Likewise.
24819 * config/stormy16/predicates.md:
24820 (xstormy16_carry_plus_operand): New predicate.
24821 (xs_hi_general_operand): New predicate.
24822 (xs_hi_nonmemory_operand): New predicate.
24823 * config/stormy16/stormy16-protos.h:
24824 (xstormy16_carry_plus_operand): Delete prototype.
24825 (xs_hi_general_operand): Likewise.
24826 (xs_hi_nonmemory_operand): Likewise.
24828 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
24829 modifiers as they are no longer needed and they can trigger
24830 reload spill failures.
24832 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
24833 with a match_operand in order to help reload.
24835 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
24836 constraint with 'e' for the 8th alternative as this version of
24837 the mov.w instruction only accepts the lower 8 registers.
24839 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
24842 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
24843 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
24846 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24848 PR middle-end/33333
24849 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
24851 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24853 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
24855 (remove_structure): Update allocations list before removing structure.
24857 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24859 * ipa-struct-reorg.c (is_safe_cond_expr,
24860 create_new_stmts_for_cond_expr): Use integer_zerop function,
24861 that recognize not only zero-pointer, but zero-integer too.
24863 2008-01-25 Ben Elliston <bje@au.ibm.com>
24866 * fixproto: Escape "." in sed expression that strips leading "./".
24868 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
24871 * gcc.c (SWITCH_OK): Removed.
24872 (SWITCH_LIVE): Changed to bit.
24873 (SWITCH_FALSE): Likewise.
24874 (SWITCH_IGNORE): Likewise.
24875 (switchstr): Change live_cond to unsigned int.
24876 (process_command): Replace SWITCH_OK with 0.
24877 (do_self_spec): Likewise.
24878 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
24879 (give_switch): Likewise.
24880 (used_arg): Likewise.
24881 (do_spec_1): Set the SWITCH_IGNORE bit.
24882 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
24883 bits. Set the SWITCH_LIVE bit.
24885 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24887 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
24889 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
24891 PR tree-optimization/34472
24892 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
24893 parameter to a "bool *" and set *DATA to false if there is
24894 an unsafe access. Do not delete the structure here.
24895 (check_cond_exprs): Delete it here instead.
24896 (check_cond_exprs, exclude_cold_structs): Do not increase
24897 I when removing a structure.
24899 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
24902 * config/i386/i386.c (ix86_expand_vector_init): Consider only
24903 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
24905 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
24907 PR middle-end/34934
24908 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
24909 a fixed vector for stack.
24911 2008-01-24 Ben Elliston <bje@au.ibm.com>
24914 * doc/gcc.texi (Software development): Add a direntry for g++.
24916 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
24918 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
24919 stale and straggling -fforce-addr comments above.
24921 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
24923 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
24924 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
24926 2008-01-23 Michael Matz <matz@suse.de>
24929 * dwarf2out.c (force_type_die): Use modified_type_die instead of
24932 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
24934 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
24935 malloc result type.
24937 2008-01-23 Anatoly Sokolov <aesok@post.ru>
24939 * config/avr/avr.c (avr_current_arch): New variable.
24940 (avr_arch_types): Add 'avr31' and 'avr51' entries.
24941 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
24942 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
24943 (avr_override_options): Init 'avr_current_arch'.
24944 (base_arch_s): Move from here...
24945 * config/avr/avr.h (base_arch_s): ... here. Add new members
24946 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
24947 'mega' to 'have_jmp_call'.
24948 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
24949 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
24951 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
24953 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
24954 MULTILIB_MATCHES): Ditto.
24956 2008-01-23 Richard Guenther <rguenther@suse.de>
24958 PR middle-end/31529
24959 * cgraphunit.c (cgraph_reset_node): Always mark the node
24960 not reachable if it is not queued already.
24962 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
24964 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
24965 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
24966 (cputype_selected): New static variable.
24967 (bfin_handle_option): Set it if -mcpu is used.
24968 (override_option): Select default set of workarounds if no cpu type
24969 selected on the command line.
24970 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
24972 From Michael Frysinger <michael.frysinger@analog.com>
24973 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
24974 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
24976 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
24977 for bf547, bf523, bf524, and bf526.
24978 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
24980 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
24981 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
24982 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
24983 __ADSPBF547__ and __ADSPBF54x__ for bf547.
24984 * doc/invoke.texi (Blackfin Options): Document that
24985 -mcpu now accept bf547, bf523, bf524, and bf526.
24987 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
24989 PR rtl-optimization/34628
24990 * combine.c (try_combine): Stop and undo after the first combination
24991 if an autoincrement side-effect on the first insn has effectively
24994 2008-01-22 David Edelsohn <edelsohn@gnu.org>
24997 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
24998 Offset addresses are not valid for Altivec or paired float modes.
25000 2008-01-22 Jakub Jelinek <jakub@redhat.com>
25003 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
25004 if DECL_INITIAL (decl) is error_mark_node.
25007 * c-common.c (handle_vector_size_attribute): Only allow
25008 integral, scalar float and fixed point types. Handle OFFSET_TYPE
25009 the same way as pointer, array etc. types.
25010 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
25013 * tree.c (build_type_attribute_qual_variant): Call
25014 build_qualified_type if attributes are equal, but quals are not.
25016 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25019 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
25020 * flags.h (warn_strict_aliasing): Remove.
25021 (warn_strict_overflow): Remove.
25022 * opts.c (warn_strict_aliasing): Remove.
25023 (warn_strict_overflow): Remove.
25024 * c-opts.c (c_common_handle_option): -Wall only sets
25025 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
25026 (c_common_post_options): Give default values to -Wstrict-aliasing
25027 and -Wstrict-overflow if they are uninitialized.
25028 * common.opt (Wstrict-aliasing): Specify Var and Init.
25029 (Wstrict-overflow): Likewise.
25031 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
25033 PR rtl-optimization/26854
25034 PR rtl-optimization/34400
25035 PR rtl-optimization/34884
25036 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25038 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25039 (df_rd_bb_info.expanded_lr_out): Deleted
25040 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25041 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25042 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25043 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25044 Removed code to allocate, initialize or free expanded_lr_out.
25045 (df_rd_bb_local_compute_process_def): Restructured to make more
25047 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25048 sets if the sets are being trimmed.
25050 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25053 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25054 (as_vers): Likewise.
25055 * configure: Regenerated.
25057 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25059 PR middle-end/33092
25060 * tree-pass.h (pass_build_alias): New pass.
25061 * tree-ssa-alias.c (gate_build_alias): New.
25062 (pass_build_alias): New.
25063 * passes.c (init_optimization_passes): Add pass_build_alias after
25064 pass_create_structure_vars.
25066 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25068 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25069 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25070 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25071 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25072 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25073 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25074 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25075 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25076 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25077 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25078 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25079 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25080 * config/s390/s390.md (FP_ALL): New mode iterator.
25081 (_d): New mode attribute.
25082 ("*signbit<mode>2>"): Changed mode of first operand.
25083 ("isinf<mode>2"): Changed mode of first operand.
25084 ("*TDC_insn"): Adaptation for DFP modes.
25086 2008-01-22 Ben Elliston <bje@au.ibm.com>
25088 * tree.c (check_qualified_type): Improve function description.
25090 2008-01-21 Jason Merrill <jason@redhat.com>
25093 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25094 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25097 2008-01-21 DJ Delorie <dj@redhat.com>
25099 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25102 2008-01-21 Richard Guenther <rguenther@suse.de>
25104 PR middle-end/34856
25105 * tree-cfg.c (verify_expr): Allow all invariant expressions
25106 instead of just constant class ones as reference argument.
25107 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25108 like any other constant.
25109 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25111 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25113 * regmove.c (fixup_match_1): Update call crossed frequencies.
25115 2008-01-21 Richard Guenther <rguenther@suse.de>
25118 * tree-inline.c (setup_one_parameter): Deal with mismatched
25119 types using a VIEW_CONVERT_EXPR.
25121 2008-01-21 Alon Dayan <alond@il.ibm.com>
25122 Olga Golovanevsky <olga@il.ibm.com>
25124 PR tree-optimization/34701
25125 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25126 when the structure size is not a power of 2.
25128 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25130 * doc/install.texi: Add doc for --enable-checking=df.
25132 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25134 PR rtl-optimization/34808
25135 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25137 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25139 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25142 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25144 PR rtl-optimization/26854
25145 PR rtl-optimization/34400
25146 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25148 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25149 (df_rd_bb_info.expanded_lr_out): New.
25150 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25151 * loop_iv.c (iv_analysis_loop_init): Ditto.
25152 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25153 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25154 Added code to allocate, initialize or free expanded_lr_out.
25155 (df_rd_bb_local_compute_process_def): Restructured to make
25156 more understandable.
25157 (df_rd_confluence_n): Add code to do nothing with fake edges and
25158 code to no apply invalidate_by_call sets if the sets are being trimmed.
25159 (df_lr_local_finalize): Renamed to df_lr_finalize.
25160 (df_live_local_finalize): Renamed to df_live_finalize.
25162 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25165 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25166 deciding whether to use reciprocal instructions.
25168 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25170 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25171 dwarf2out_note_section_used if cold_text_section is NULL.
25173 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25175 PR gcov-profile/34610
25176 * tree-cfg.c (make_edges): Mark both outgoing edges from
25177 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25178 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25179 from OMP_FOR and OMP_CONTINUE outgoing edges.
25181 * tree-profile.c (tree_profiling): Return early if
25182 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25184 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25185 from cfun to child_cfun.
25186 * function.h (struct function): Add after_tree_profile bit.
25188 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25190 * config/avr/avr.S (_exit): Disable interrupt.
25192 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25193 Steven Bosscher <stevenb.gcc@gmail.com>
25195 PR rtl-optimization/26854
25196 PR rtl-optimization/34400
25197 * df-problems.c (df_live_scratch): New scratch bitmap.
25198 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25199 (df_live_reset): Clear the proper bitmaps.
25200 (df_live_bb_local_compute): Only process the artificial defs once
25201 since the order is not important.
25202 (df_live_init): Init the df_live sets only with the variables
25203 found live by df_lr.
25204 (df_live_transfer_function): Use the df_lr sets to prune the
25205 df_live sets as they are being computed.
25206 (df_live_free): Free df_live_scratch.
25208 2008-01-18 Ian Lance Taylor <iant@google.com>
25210 * common.opt: Add fmerge-debug-strings.
25211 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25212 flag_merge_debug_strings rather than flag_merge_constants.
25213 * doc/invoke.texi (Option Summary): Mention
25214 -fmerge-debug-strings.
25215 (Debugging Options): Document -fmerge-debug-strings.
25217 2008-01-18 Ian Lance Taylor <iant@google.com>
25220 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25221 (struct tree_function_decl): Add new field operator_new_flag.
25222 * tree-inline.c (expand_call_inline): When inlining a call to
25223 operator new, force the return value to go into a variable, and
25224 set DECL_NO_TBAA_P on that variable.
25225 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25227 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25230 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25231 DWARF2_DEBUGGING_INFO.
25232 (dwarf2out_note_section_used): Ditto. Add prototype.
25233 (have_multiple_function_sections, text_section_used,
25234 cold_text_section_used, *cold_text_sections): Move declarations
25237 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25239 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25240 field and add signal_ra.
25241 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25242 assignments to frame state pc. Move end of stack check after
25243 MD_FALLBACK_FRAME_STATE_FOR.
25244 (uw_update_context_1): Use frame state signal_regs if set, instead
25245 of checking signal_frame flag.
25246 (uw_update_context): Use frame state signal_ra if set.
25247 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25248 * config/xtensa/linux-unwind.h: New file.
25250 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25252 * modulo-sched.c (get_sched_window): Fix comment typo.
25254 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25256 PR tree-optimization/34648
25257 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25259 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25261 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25262 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25264 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25266 PR rtl-optimization/34400
25267 * df-core.c (df_worklist_dataflow_overeager,
25268 df_worklist_dataflow_doublequeue): New functions.
25269 (df_worklist_dataflow): Two different worklist solvers.
25270 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25273 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25276 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25277 and ftree-parallelize-loops.
25279 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25281 PR rtl-optimization/34826
25282 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25284 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25286 * global.c (find_reg): Mark the eh regs as used if necessary.
25287 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25288 * ra.h (struct allocno): no_eh_reg field added. Changed
25289 no_stack_reg type to bitfield.
25291 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25293 * tree.c (substitute_in_expr): Add missing 'break'.
25295 2008-01-17 Richard Guenther <rguenther@suse.de>
25297 PR tree-optimization/34825
25298 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25299 x / x as division to handle.
25301 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25303 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25304 "-pthread" is specified.
25305 * pa-hpux11.h (LIB_SPEC): Likewise.
25307 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25308 Peter Bergner <bergner@vnet.ibm.com>
25310 PR rtl-optimization/33796
25311 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25313 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25315 PR libgfortran/34699
25316 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25318 * pa-hpux10.h (LINK_SPEC): Likewise.
25319 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25321 2008-01-16 Richard Guenther <rguenther@suse.de>
25323 PR middle-end/32628
25324 * fold-const.c (fold_convert_const_int_from_int): Do not
25325 set overflow if that occured only because of a sign extension
25326 change when converting from/to a sizetype with the same
25327 precision and signedness.
25329 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25332 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25333 location address to the correct place. Update copyright year.
25335 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25337 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25338 no dependences in the dependence_relations vector.
25340 2008-01-16 Jan Hubicka <jh@suse.cz>
25342 PR rtl-optimization/31396
25343 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25344 * cfg.c (dump_reg_info): Print it.
25345 * regs.h (struct reg_info_t): add freq_calls_crossed.
25346 (REG_FREQ_CALLS_CROSSED): New macro.
25347 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25348 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25349 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25350 regmove_optimize): Update call crossed frequencies.
25351 * local-alloc.c (struct qty): Add freq_calls_crossed.
25352 (alloc_qty): Copute freq_calls_crossed.
25353 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25354 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25355 * ra.h (struct allocno): Add freq_calls_crossed.
25357 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25359 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25360 libgomp when compiling with ftree-parallelize-loops.
25361 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25363 2008-01-16 Richard Guenther <rguenther@suse.de>
25365 PR tree-optimization/34769
25366 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25367 * tree.c (int_cst_value): Instead make this function more
25368 permissive in what it accepts as valid input. Document this
25369 function always sign-extends the value.
25371 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25372 Richard Guenther <rguenther@suse.de>
25375 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25376 (gimple_fold_indirect_ref_rhs): ... this.
25377 (gimple_fold_indirect_ref): New function with foldings
25378 that preserve lvalueness.
25379 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25380 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25381 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25382 to fold an INDIRECT_REF, fall back to the old use of
25383 fold_indirect_ref_1.
25385 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25387 * tree-data-ref.c (subscript_dependence_tester_1): Call
25388 free_conflict_function.
25389 (compute_self_dependence): Same.
25391 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25394 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25395 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25397 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25398 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25399 for DWARF2_UNWIND_INFO targets.
25401 2008-01-16 Richard Guenther <rguenther@suse.de>
25404 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25405 type qualifiers for function types.
25407 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25409 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25410 loop_iterator li from previous commit.
25412 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25414 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25416 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25418 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25419 (parallelize_loops): Don't parallelize irreducible components.
25421 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25424 * c-opts (c_common_post_options): Do not enable CPP
25425 flag_pedantic_errors by default.
25427 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25429 PR rtl-optimization/31944
25430 * cse.c (remove_pseudo_from_table): New function.
25431 (merge_equiv_classes): Use above function to remove pseudo-registers.
25432 (invalidate): Likewise.
25434 2008-01-13 Richard Guenther <rguenther@suse.de>
25436 PR middle-end/34601
25437 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25438 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25440 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25442 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25443 validate_change to unshare the source of the PC set.
25445 2008-01-12 Jan Hubicka <jh@suse.cz>
25447 PR middle-end/32135
25448 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25449 references above array bounds. This might trigger bounds checks for
25450 pointers to arrays.
25452 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25454 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25455 new_replaceable_dependencies.
25457 2008-01-12 Doug Kwan <dougkwan@google.com>
25459 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25460 instead of OPT_Wreturn_type in warning due to ignored return type
25462 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25463 options included in -Wextra.
25464 * c.opt: New option -Wignored_qualifiers.
25465 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25466 -Wignore_qualifiers.
25467 (-Wignored-qualifiers): Document.
25468 (-Wreturn-type): Remove description of functionality now handled
25469 by -Wignored-qualifiers.
25471 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
25474 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
25475 NOP_EXPR if it is between integral types with the same precision.
25477 2008-01-12 Jan Hubicka <jh@suse.cz>
25480 * invoke.texi (max-inline-recursive-depth): Fix default value.
25482 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
25484 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
25487 2008-01-11 Bob Wilson <bob.wilson@acm.org>
25489 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
25491 2008-01-11 James E. Wilson <wilson@specifix.com>
25494 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
25496 2008-01-11 Anatoly Sokolov <aesok@post.ru>
25498 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
25499 save/restore frame pointer register and don't use 'call-prologues'
25500 optimization in function with "OS_task" attribute.
25502 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
25504 PR middle-end/31309
25505 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
25506 when copying to memory.
25508 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
25510 PR rtl-optimization/30905
25511 * cfgcleanup.c: Include dce.h
25512 (crossjumps_occured): New global variable.
25513 (try_crossjump_bb): Exit loop after finding a fallthru edge.
25514 If something changed, set crossjumps_occured to true.
25515 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
25516 Don't add/remove fake edges to exit here...
25517 (cleanup_cfg): ...but do it here, when crossjumping.
25518 Run a fast DCE when successful crossjumps occured in the latest
25519 iteration of try_optimize_cfg.
25521 2008-01-11 Richard Guenther <rguenther@suse.de>
25523 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
25524 (struct vn_unary_op_s): Likewise.
25525 (vn_reference_insert): Free old reference on hash collision.
25527 2008-01-10 Raksit Ashok <raksit@google.com>
25529 PR rtl-optimization/27971
25530 * combine.c (find_split_point): Split PLUS expressions which are
25531 inside a MEM rtx, and whose first operand is complex.
25533 2008-01-10 DJ Delorie <dj@redhat.com>
25535 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
25536 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
25537 (m32c_hard_regno_ok): Call the underlying function.
25539 2008-01-10 Richard Guenther <rguenther@suse.de>
25541 PR middle-end/34683
25542 * tree-cfg.c (tree_merge_blocks): Do not go through the
25543 full-blown folding and stmt updating path if we just deal
25544 with virtual operands.
25545 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
25546 test for abnormal SSA_NAMEs.
25548 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
25550 PR middle-end/34641
25551 * reload.c (push_reload): Add assertions. All constants from
25552 reg_equiv_constant should have been used for replacing the respective
25554 (find_reloads_address): Invoke find_reloads_address_part for
25555 constant taken from the reg_equiv_constant array.
25557 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
25559 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
25560 field (valnum) the first in the struct. Replace bools with
25563 2008-01-10 Richard Guenther <rguenther@suse.de>
25565 PR tree-optimization/34651
25566 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
25567 types and ordering for masking and converting.
25569 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
25571 PR tree-optimization/34017
25572 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
25573 also for PHI_NODE expressions.
25575 2008-01-09 Jan Hubicka <jh@suse.cz>
25577 PR tree-optimization/34708
25578 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
25579 based on number of case labels.
25580 (init_inline_once): Remove switch_cost.
25581 * tree-inline.h (eni_weights_d): Remove switch_cost.
25583 2008-01-09 Richard Guenther <rguenther@suse.de>
25584 Andrew Pinski <andrew_pinski@playstation.sony.com>
25586 PR middle-end/30132
25587 * gimplify.c (gimplify_cond_expr): Do not create an addressable
25588 temporary if an rvalue is ok or an lvalue is not required.
25590 2008-01-09 Richard Guenther <rguenther@suse.de>
25592 PR middle-end/34458
25593 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
25594 adjust return type.
25596 2008-01-09 Richard Guenther <rguenther@suse.de>
25598 PR middle-end/34679
25599 * tree.c (host_integerp): Check for sizetype only if the
25600 type is an integer type.
25602 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
25605 * opts.c (decode_options): Disable inlining of functions called
25606 once if not in unit-at-a-time mode.
25608 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
25610 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
25612 2008-01-08 Richard Guenther <rguenther@suse.de>
25614 PR middle-end/31863
25615 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
25616 out early if the result will be unused.
25618 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25623 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25624 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25627 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
25629 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
25630 for vectorization tuned.
25632 2008-01-08 Richard Guenther <rguenther@suse.de>
25634 PR tree-optimization/34683
25635 * tree-ssa-operands.c (operand_build_cmp): Export.
25636 * tree-ssa-operands.h (operand_build_cmp): Declare.
25637 * tree-vn.c (vuses_compare): Remove.
25638 (sort_vuses): Use operand_build_cmp.
25639 (sort_vuses_heap): Likewise.
25640 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
25641 to re-use old VEC if available. Do not sort already sorted VUSEs.
25642 (vdefs_to_vec): Do not sort already sorted VDEFs.
25644 2008-01-08 Jakub Jelinek <jakub@redhat.com>
25646 PR middle-end/34694
25647 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
25649 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25652 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
25653 limitations of reciprocal sequences on x86 targets.
25655 2008-01-08 Richard Guenther <rguenther@suse.de>
25657 PR tree-optimization/34683
25658 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
25660 2008-01-07 Jakub Jelinek <jakub@redhat.com>
25663 * config/darwin.c (darwin_mergeable_string_section): Don't use
25664 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
25666 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
25669 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
25670 negxf2. Macroize expander using X87MODEF mode iterator. Change
25671 predicates of op0 and op1 to register_operand.
25672 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
25673 expander using X87MODEF mode iterator. Change predicates of
25674 op0 and op1 to register_operand.
25675 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
25676 corresponding patterns and macroize using MODEF macro. Change
25677 predicates of op0 and op1 to register_operand and remove
25678 "m" constraint. Disparage "r" alternative with "!".
25679 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
25680 macroize using X87MODEF macro. Change predicates of op0 and op1
25681 to register_operand and remove "m" constraint. Disparage "r"
25682 alternative with "!".
25683 (absneg splitter with memory operands): Remove.
25684 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
25685 patterns and macroize using X87MODEF mode iterator.
25686 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
25687 Change predicate of op1 to register_operand.
25688 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
25689 for memory operands.
25691 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
25693 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
25695 2008-01-07 Richard Guenther <rguenther@suse.de>
25697 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
25700 2008-01-07 Richard Guenther <rguenther@suse.de>
25702 PR tree-optimization/34683
25703 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
25704 VOPs of the needed size to save memory. Use VEC_quick_push
25705 to save compile-time.
25706 (vdefs_to_vec): Likewise.
25708 2008-01-07 Sa Liu <saliu@de.ibm.com>
25710 * config/spu/spu.md (divdf3): Genetate inline code for double
25711 division. The implementation doesn't handle INF or NAN, therefore it
25712 only applies when -ffinite-math-only is given.
25714 2008-01-06 Paolo Carlini <pcarlini@suse.de>
25717 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
25718 * doc/cpp.texi ([Common Predefined Macros]): Document.
25720 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
25722 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
25723 order to use commutative addition instead of subtraction.
25725 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25726 Mircea Namolaru <namolaru@il.ibm.com>
25727 Vladimir Yanovsky <yanov@il.ibm.com>
25728 Revital Eres <eres@il.ibm.com>
25730 PR tree-optimization/34263
25731 * tree-outof-ssa.c (process_single_block_loop_latch,
25732 contains_tree_r): New functions.
25733 (analyze_edges_for_bb): Call process_single_block_loop_latch
25734 function to empty single-basic-block latch block if possible.
25736 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25738 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25740 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
25742 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25744 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
25746 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25748 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
25750 2008-01-05 Jakub Jelinek <jakub@redhat.com>
25752 PR tree-optimization/34618
25753 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
25756 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25759 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
25760 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
25761 Update copyright year.
25763 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
25764 Update copyright year.
25765 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
25768 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
25770 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
25771 edge does not point to current bb before changing need_assert.
25773 2008-01-04 Richard Guenther <rguenther@suse.de>
25775 PR middle-end/34029
25776 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
25777 for verifying purposes if they are is_gimple_min_invariant.
25779 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
25781 PR tree-optimization/34448
25782 PR tree-optimization/34465
25783 * gimplify.c (gimplify_init_constructor): Add new parameter
25784 notify_temp_creation. Use it.
25785 (gimplify_modify_expr_rhs): Take volatiles into account when
25786 optimizing constructors.
25787 Do not optimize constructors if gimplify_init_constructor will dump to
25789 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
25790 * gcc.c-torture/compile/pr34448.c: New.
25792 2008-01-04 Jakub Jelinek <jakub@redhat.com>
25794 PR gcov-profile/34609
25795 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
25796 return_slot if result is TREE_ADDRESSABLE.
25798 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
25800 * config/mips/mips.md (sqrt_condition): Tweak comment.
25801 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
25803 2008-01-03 Tom Tromey <tromey@redhat.com>
25806 * c-common.c (c_type_hash): Handle VLAs.
25808 2008-01-03 Jan Hubicka <jh@suse.cz>
25810 PR tree-optimization/31081
25811 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
25812 0 when inlining and not inlining to first basic block.
25813 (remap_decl): When var is initialized to 0, don't set default_def.
25814 (expand_call_inline): Set entry_bb.
25815 * tree-inline.h (copy_body_data): Add entry_bb.
25817 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25820 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
25823 PR tree-optimization/29484
25824 * tree-inline.c (inline_forbidden_p_2): New function.
25825 (inline_forbidden_p): Disallow inlining if some static var
25826 has an address of a local LABEL_DECL in its initializer.
25827 * doc/extend.texi (Labels as Values): Document &&foo behaviour
25830 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
25832 PR tree-optimization/34635
25833 * tree-data-ref.c (add_other_self_distances): Make sure that the
25834 evolution step is constant.
25836 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25838 PR middle-end/34608
25839 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
25841 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
25843 * tree-sra.c (scalarize_init): Insert the generate_element_init
25844 statements after the generate_element_zero statements.
25846 2008-01-02 Richard Guenther <rguenther@suse.de>
25848 PR middle-end/34093
25849 PR middle-end/31976
25850 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
25851 for very large number of operands instead of ICEing.
25853 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
25856 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
25857 while stack probing.
25859 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
25861 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
25864 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
25866 PR libmudflap/26442
25867 * tree-mudflap.c (mx_register_decls): Guard warning by
25868 !DECL_ARTIFICIAL check.
25870 2008-01-01 Jakub Jelinek <jakub@redhat.com>
25872 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
25873 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
25874 sse5_perm<mode>): Fix constraints.