1 2008-10-24 Jakub Jelinek <jakub@redhat.com>
3 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
4 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
5 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
7 (check-subtargets, check-%-subtargets, check-parallel-%): New
9 (check-%): For test targets listed in lang_checks_parallelized
10 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
11 run the testing in multiple make goals, possibly parallel, and
12 afterwards run dg-extract-results.sh to merge the sum and log files.
14 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
16 * config/mips/mips.c (mips_canonicalize_move_class): New function.
17 (mips_move_to_gpr_cost): Likewise.
18 (mips_move_from_gpr_cost): Likewise.
19 (mips_register_move_cost): Make more fine-grained.
21 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
23 * graphite.c (graphite_apply_transformations): Check for
25 * toplev.c (process_options): Add graphite_identity.
26 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
28 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
30 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
31 mulhisihl and mulhisihh builtins.
33 From Jie Zhang <jie.zhang@analog.com>
34 * config/bfin/bfin.md (composev2hi): Put operands into vector
37 2008-10-22 Chao-ying Fu <fu@mips.com>
39 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
41 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
43 From Mike Frysinger <michael.frysinger@analog.com>
44 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
45 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
46 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
47 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
48 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
49 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
50 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
51 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
52 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
53 __ADSPBF51x__ for all of them.
54 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
55 -mcpu bf512, bf514, bf516, and bf518.
56 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
57 bf512-none, bf514-none, bf516-none, and bf518-none.
58 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
59 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
60 * doc/invoke.texi (Blackfin Options): Document that
61 -mcpu now accepts bf512, bf514, bf516, and bf518.
63 2008-10-22 Jakub Jelinek <jakub@redhat.com>
66 * fold-const.c (build_range_type): For 1 .. signed_max
67 range call build_nonstandard_inter_type if signed_type_for
68 returned a type with bigger precision.
70 2008-10-22 Richard Guenther <rguenther@suse.de>
72 * tree.def (COMPLEX_TYPE): Constrain element type.
73 * tree.c (build_complex_type): Assert that.
74 * tree-ssa-structalias.c (could_have_pointers): Complex types
77 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
80 * c-typeck.c (convert_for_assignment): Do not give declaration's
81 location for builtins. Spell out which type was expected and which
84 2008-10-22 Nick Clifton <nickc@redhat.com>
86 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
87 the fdpic register to be a target when running in fdpic mode.
89 2008-10-22 Rafael Espindola <espindola@google.com>
91 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
92 newly created statements.
94 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
97 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
98 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
99 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
101 2008-10-22 Jakub Jelinek <jakub@redhat.com>
104 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
105 Adjust -mcmodel=medium description for 2005-07-31 changes.
107 2008-10-22 Jan Hubicka <jh@suse.cz>
108 Jakub Jelinek <jakub@redhat.com>
111 * doc/invoke.texi: Remove references to obsoleted -d dumps.
113 2008-10-21 Richard Henderson <rth@redhat.com>
116 * emit-rtl.c (get_spill_slot_decl): Export.
117 * emit-rtl.h (get_spill_slot_decl): Declare.
118 * var-tracking.c (vt_add_function_parameters): Relax assertion
119 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
121 2008-10-21 Bob Wilson <bob.wilson@acm.org>
123 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
124 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
127 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
130 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
131 processed by get_maxval_strlen.
133 2008-10-21 David Edelsohn <edelsohn@gnu.org>
136 * tree.c (get_file_function_name): Copy first_global_object_name.
137 Centralize call to clean_symbol_name.
139 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
141 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
142 * config/svr4.h (SVR4_ASM_SPEC): New.
143 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
144 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
146 * doc/invoke.texi (Option Summary): Add -T to linker options.
147 (Link Options): Document -T.
149 2008-10-21 Jakub Jelinek <jakub@redhat.com>
151 * tree-inline.c (tree_inlinable_function_p): Remove tuples
154 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from
158 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
160 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
162 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
165 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
167 * doc/install.texi: Fix typos in previous patch.
169 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
171 * doc/install.texi: Document in-tree building of gcc and mpfr.
173 2008-10-19 Richard Guenther <rguenther@suse.de>
175 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
177 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
180 * c-decl.c (finish_enum): Convert non-integer enumerators to enum
182 (build_enumerator): Convert enumerators that fit in integer to
185 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
187 * config/i386/i386.md (unnamed peephole2): Do not force memory
188 operands of arith or logical instructions into registers for
189 non-TARGET_READ_MODIFY targets.
191 (ffs_cmove): Change operand 0 predicate to register_operand.
192 Change operand 1 predicate to nonimmediate_operand.
194 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
196 2008-10-18 Richard Guenther <rguenther@suse.de>
198 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
199 VIEW_CONVERT_EXPR case against invalid gimple.
201 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
203 * c-parser.c (c_parser_binary_expression): Silence the
204 uninitialized variable warning emitted for binary_loc.
206 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
208 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
211 2008-10-16 Joseph Myers <joseph@codesourcery.com>
214 * c-typeck.c (build_unary_op): Use omit_one_operand for
215 IMAGPART_EXPR of real argument.
217 2008-10-16 Jakub Jelinek <jakub@redhat.com>
219 PR tree-optimization/37664
220 * fold-const.c (fold_binary): When optimizing comparison with
221 highest or lowest type's value, don't consider TREE_OVERFLOW.
223 2008-10-16 David Edelsohn <edelsohn@gnu.org>
226 * Makefile.in (coverage.o): Depend on $(TM_P_H).
227 * coverage.c: Include tm_p.h.
228 * config/rs6000/x-aix (jc1): Override LDFLAGS.
229 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
230 dollar signs from PREFIX.
231 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
232 instead of manual strip_name_encoding.
234 2008-10-16 Richard Guenther <rguenther@suse.de>
237 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
238 volatile qualified functions or methods as relevant.
240 2008-10-16 Jakub Jelinek <jakub@redhat.com>
242 PR tree-optimization/37525
243 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
244 sizetype unsigned constants, both in the case of C and bounds.
246 2008-10-15 Jan Hubicka <jh@suse.cz>
248 * ira-emit.c (change_regs): Return false when replacing reg by
251 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
254 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
255 HARD_REGNO_CALL_PART_CLOBBERED.
257 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
260 * ira-lives.c (mark_early_clobbers): Remove.
261 (make_pseudo_conflict, check_and_make_def_use_conflicts,
262 check_and_make_def_conflicts,
263 make_early_clobber_and_input_conflicts,
264 mark_hard_reg_early_clobbers): New functions.
265 (process_bb_node_lives): Call
266 make_early_clobber_and_input_conflicts and
267 mark_hard_reg_early_clobbers. Make hard register inputs live again.
269 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
270 early clobbers of pseudo-registers.
272 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
275 * ira-build.c (ira_flattening): Recalculate
276 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
277 from the scratch instead of the propagation.
279 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
281 * doc/rtl.texi (const_double): Remove the "addr" operand.
282 Describe CONST_DOUBLE_* macros under const_double rather
284 (const_fixed): Fix the operand description.
285 (const): Add an @findex directive.
286 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
287 after the constant rtl table.
288 (fix): Combine floating-point and fixed-point descriptions.
290 * sched-deps.c (sched_analyze_2): Remove reference to
293 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
295 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
297 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
298 for UNSPEC_GOTSYM_OFFs.
299 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
300 (add_GOT_to_pic_reg): Use it.
301 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
303 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
304 Harsha Jagasia <harsha.jagasia@amd.com>
306 PR tree-optimization/37485
307 * graphite.c (gmp_cst_to_tree): Moved.
308 (iv_stack_entry_is_constant): New.
309 (iv_stack_entry_is_iv): New.
310 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
311 (loop_iv_stack_insert_constant): New.
312 (loop_iv_stack_pop): Use new datatpype.
313 (loop_iv_stack_get_iv): Same.
314 (loop_iv_stack_get_iv_from_name): Same.
315 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
316 (loop_iv_stack_patch_for_consts): New.
317 (loop_iv_stack_remove_constants): New.
318 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
319 (translate_clast): Call loop_iv_stack_patch_for_consts and
320 loop_iv_stack_remove_constants.
321 (gloog): Use new datatype. Redirect construction edge to end
322 block to avoid accidental deletion.
323 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
325 (union iv_stack_entry_data): New. Data in iv stack entry.
326 (struct iv_stack_entry): New. Datatype for iv stack entries.
328 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
330 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
331 * graphite.c (free_scop): Same.
333 (free_scattering): New.
334 (build_cloog_prog): Call free_scattering.
335 (patch_phis_for_virtual_defs): Fix memleak.
336 (graphite_trans_bb_strip_mine): Same.
339 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
340 Harsha Jagasia <harsha.jagasia@amd.com>
342 PR tree-optimization/37828
343 * graphite.c (graphite_trans_loop_block): Do not loop block
346 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
348 PR tree-optimization/37686
349 * tree-loop-linear.c (linear_transform_loops): Build a
350 loop nest vector. Pass it to lambda_compute_access_matrices.
351 * tree-data-ref.h (struct access_matrix): Store the loop nest
352 relative to which it encodes the information.
353 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
354 (am_vector_index_for_loop): Reimplemented: iterate over the
355 loop nest for finding the loop index in the access matrix.
356 (lambda_compute_access_matrices): Update declaration.
357 * lambda-code.c (build_access_matrix): Pass the loop nest and
359 (lambda_compute_access_matrices): Same.
361 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
363 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
364 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
365 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
366 already implies hard float. Also fix several insn condition
367 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
369 2008-10-15 David Edelsohn <edelsohn@gnu.org>
372 Based on patches by Laurent Vivier.
373 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
374 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
375 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
376 dollar sign to underscore.
377 (ASM_OUTPUT_EXTERNAL): Same.
378 (ASM_OUTPUT_LABELREF): New.
379 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
381 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
382 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
383 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
384 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
386 2008-10-15 Jakub Jelinek <jakub@redhat.com>
388 PR tree-optimization/36881
389 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
390 that each value doesn't need runtime relocations, for !flag_pic
391 check that each value is just a valid initializer constant.
393 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
395 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
396 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
397 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
398 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
400 (REG_CLASS_NAMES): Update accordingly.
401 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
402 rather than an unpredictable descriptive string.
403 * config/mips/mips.c (mips_register_move_cost): Remove comment.
404 (mips_register_move_cost): Check for specific COP*_REGS classes,
405 instead of ALL_COP_AND_GR_REGS.
406 (mips_ira_cover_classes): New function.
407 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
408 (TARGET_IRA_COVER_CLASSES): Define.
410 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
413 * tree.c (build_type_attribute_qual_variant): Hash on the
414 unqualified type, and don't overwrite an existing
415 (type_hash_eq): Make the TYPE_NAME of the types significant, to
416 allow distinguishing between wchar_t and its underlying type. This
417 also means that we'll retain a little more typedef information.
419 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
420 Dmitry Melnik <dm@ispras.ru>
421 Dmitry Zhurikhin <zhur@ispras.ru>
422 Alexander Monakov <amonakov@ispras.ru>
423 Maxim Kuvyrkov <maxim@codesourcery.com>
425 * target.h (struct gcc_target): Update prototypes of needs_block_p
427 * haifa-sched.c (create_check_block_twin): Update calls to the above.
428 * sel-sched.c (create_speculation_check): Likewise.
429 * doc/tm.texi: Provide documentation for new target hooks.
431 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
432 (ia64_gen_spec_insn): Removed.
433 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
434 ia64_gen_spec_check): New static functions.
435 (ia64_alloc_sched_context, ia64_init_sched_context,
436 ia64_set_sched_context, ia64_clear_sched_context,
437 ia64_free_sched_context, ia64_get_insn_spec_ds,
438 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
439 (ia64_needs_block_p): Change prototype.
440 (ia64_gen_check): Rename to ia64_gen_spec_check.
441 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
442 into declaration, add special memory dependencies handling.
443 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
444 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
445 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
446 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
447 Define new target hooks.
448 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
449 (ia64_optimization_options): Turn on selective scheduling with -O3,
450 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
451 with selective scheduling.
452 (ia64_override_options): Initialize align_loops and align_functions
453 to 32 and 64, respectively. Set global selective scheduling flags
454 according to target-dependent flags.
455 (rtx_needs_barrier): Support UNSPEC_LDS_A.
456 (group_barrier_needed): Use new mstop-bit-before-check flag.
458 (dfa_state_size): Make global.
459 (spec_check_no, max_uid): Remove.
460 (mem_ops_in_group, current_cycle): New variables.
461 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
462 Initialize new variables.
463 (is_load_p, record_memory_reference): New functions.
464 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
466 (ia64_variable_issue): Change use of current_sched_info to
467 sched_deps_info. Update comment. Note if a load or a store is issued.
468 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
469 advance if maximal number of loads or stores was issued on current
471 (scheduled_good_insn): New static helper function.
472 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
473 a group barrier is needed. Fix vertical spacing. Guard the code
474 doing state transition with last_scheduled_insn check.
475 Mark that a stop bit should be before current insn if there was a
476 cycle advance. Update current_cycle and mem_ops_in_group.
477 (ia64_h_i_d_extended): Change use of current_sched_info to
478 sched_deps_info. Reallocate stops_p by larger chunks.
479 (struct _ia64_sched_context): New structure.
480 (ia64_sched_context_t): New typedef.
481 (ia64_alloc_sched_context, ia64_init_sched_context,
482 ia64_set_sched_context, ia64_clear_sched_context,
483 ia64_free_sched_context): New static functions.
484 (gen_func_t): New typedef.
485 (get_spec_load_gen_function): New function.
486 (SPEC_GEN_EXTEND_OFFSET): Declare.
487 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
488 (get_mode_no_for_insn): Change the condition that prevents use of
489 special hardware registers so it can now handle pseudos.
490 (get_spec_unspec_code): New function.
491 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
492 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
493 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
494 during selective scheduling.
495 (ia64_speculate_insn): Use ds_get_speculation_types when
496 determining whether we need to change the pattern.
497 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
498 (ia64_spec_check_src_p): Support new speculation/check codes.
499 (struct bundle_state): New field.
500 (issue_nops_and_insn): Initialize it.
501 (insert_bundle_state): Minimize mid-bundle stop bits.
502 (important_for_bundling_p): New function.
503 (get_next_important_insn): Use important_for_bundling_p.
504 (bundling): When shifting TImode from unimportant insns, ignore
505 also group barriers. Assert that best state is found before
506 the backward bundling pass. Print number of mid-bundle stop bits.
507 Minimize mid-bundle stop bits. Check correct calculation of
508 mid-bundle stop bits.
509 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
510 (final_emit_insn_group_barriers): Emit stop bits before insns starting
512 (sel2_run): New variable.
513 (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
514 scheduling pass instead of schedule_ebbs.
516 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
517 (UNSPEC_LDS_A): New UNSPEC.
518 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
519 movti_internal, movsf_internal, movdf_internal,
520 movxf_internal): Make visible. Add speculable* attributes.
521 (output_c_nc): New mode attribute.
522 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
523 mov<mode>_nc, zero_extend<mode>di2_nc,
524 advanced_load_check_nc_<mode>): New insns.
525 (zero_extend*): Add speculable* attributes.
527 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
528 (msched-stop-bits-after-every-cycle): Likewise.
529 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
531 (msched-spec-verbose): Remove.
532 (msched-prefer-non-data-spec-insns,
533 msched-prefer-non-control-spec-insns,
534 msched-count-spec-in-critical-path,
535 msel-sched-dont-check-control-spec): Use Target Report Var
536 instead of Common Report Var.
538 * config/ia64/itanium2.md: Remove incorrect bypass.
540 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
542 2008-10-14 Jakub Jelinek <jakub@redhat.com>
545 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
548 2008-10-14 Ben Elliston <bje@au.ibm.com>
550 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
552 2008-10-13 Joseph Myers <joseph@codesourcery.com>
554 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
557 2008-10-13 Matthias Klose <doko@ubuntu.com>
559 * config/pa/linux-atomic.c: Work around missing header file
560 for hppa64-linux-gnu targets.
562 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
563 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
564 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
565 Grace Cao <grace_cao@playstation.sony.com>
567 * doc/invoke.texi (-mgen-cell-microcode): Document.
568 (-mwarn-cell-microcode): Document.
569 * cfglayout.c (locator_location): Export.
570 * rtl.h (locator_location): Define prototype.
571 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
573 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
574 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
575 (mwarn-cell-microcode): New option.
576 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
577 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
578 cell and not already set.
579 Turn off string instructions if not generating cell microcode.
580 (rs6000_final_prescan_insn): New function that warns about microcoded
582 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
583 * config/rs6000/rs6000.md
584 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
585 the instruction would have been microcoded on the Cell. Set cell_micro
586 to always on unnamed patterns for the string instructions.
587 (cell_micro): Update definition, remove load/store conditional
589 (sign_extend:DI): Define new pattern for non microcoded version.
590 (sign_extend:SI): Likewise.
591 (compare (div:P)): Set cell_micro to not.
592 (andsi3): Define as an expand.
593 (andsi3_mc): New pattern.
594 (andsi3_nomc): New pattern.
595 (andsi3_internal0_nomc): New pattern.
596 (andsi3_internal2): Rename to ...
597 (andsi3_internal2_mc): this and enable iff generating microcode.
598 (andsi3_internal3): Rename to ...
599 (andsi3_internal3_mc): this and enable iff generating microcode.
600 (andsi3_internal4): Enable iif generating microcode.
601 (andsi3_internal5): Rename to ..
602 (andsi3_internal5_mc): this and enable iff generating microcode.
603 (andsi3_internal5_nomc): New pattern.
604 (extzvdi_internal1): Enable iff generating microcode.
605 (extzvdi_internal2): Likewise.
606 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
607 (anddi3): Change to expand.
608 (anddi3_mc): Rename from anddi3.
609 (anddi3_no_mc): New pattern.
610 (anddi3_internal2): Rename to ..
611 (anddi3_internal2_mc): this and enable iff generating microcode.
612 (anddi3_internal2_nomc): New pattern.
613 (anddi3_internal3): Rename to ..
614 (anddi3_internal3_mc): this and enable iff generating microcode.
615 (anddi3_internal3_nomc): New pattern.
616 (movti_string): Set cell_micro to always if TARGET_STRING.
617 (stmsi8): Set cell_micro to always.
623 (stmsi8_power): Likewise.
624 (stmsi7_power): Likewise.
625 (stmsi6_power): Likewise.
626 (stmsi5_power): Likewise.
627 (stmsi4_power): Likewise.
628 (stmsi3_power): Likewise.
629 (movsi_update2): Enable iff generating microcode.
630 (movhi_update3): Likewise.
631 (lmw): Set cell_micro to always.
633 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
635 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
636 * config/s390/s390.c (machine_function): Remove
637 decomposed_literal_pool_addresses_ok_p.
638 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
639 the difference of two labels.
640 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
641 (s390_pool_offset): New function.
642 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
643 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
645 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
647 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
648 (powerpc*-*-linux-gnu*): Describe.
649 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
650 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
651 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
652 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
653 config/rs6000/e500crtres32gpr.asm,
654 config/rs6000/e500crtres64gpr.asm,
655 config/rs6000/e500crtres64gprctr.asm,
656 config/rs6000/e500crtrest32gpr.asm,
657 config/rs6000/e500crtrest64gpr.asm,
658 config/rs6000/e500crtresx32gpr.asm,
659 config/rs6000/e500crtresx64gpr.asm,
660 config/rs6000/e500crtsav32gpr.asm,
661 config/rs6000/e500crtsav64gpr.asm,
662 config/rs6000/e500crtsav64gprctr.asm,
663 config/rs6000/e500crtsavg32gpr.asm,
664 config/rs6000/e500crtsavg64gpr.asm,
665 config/rs6000/e500crtsavg64gprctr.asm: Use it.
666 * config/rs6000/crtsavres.asm: Really remove.
668 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
671 * c-format.c (convert_format_name_to_system_name): Use
672 TARGET_OVERRIDES_FORMAT_INIT.
673 * config.gcc (extra_options): Add for mingw targets mingw.opt.
674 * config/i386/mingw.opt: New.
675 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
676 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
677 (ms_printf_length_specs): Removed const specifier.
678 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
679 * doc/invoke.texi (Wno-pedantic-ms-format): New.
681 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
683 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
684 * doc/install.texi: Bump recommended MPFR to 2.3.2.
686 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
689 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
690 sure that ref has valid bb.
692 2008-10-12 Richard Henderson <rth@redhat.com>
695 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
696 * alias.c (value_addr_p, stack_addr_p): Remove.
697 (nonoverlapping_memrefs_p): Remove IRA special case.
698 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
699 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
700 * reload1.c (alter_reg): Use it.
702 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
704 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
705 of registers instead of eax, ebx, ecx and edx. Use for loop
706 and check register for non-zero value before the call
707 to decode_caches_intel.
709 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
711 PR rtl-optimization/37448
712 * df.h: (df_ref_class): New enum.
713 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
714 (struct df_ref): Replaced with union df_ref_d.
715 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
716 New members of df_ref_d union.
717 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
718 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
719 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
720 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
721 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
722 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
723 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
724 (df_scan_bb_info, df_bb_regno_first_def_find,
725 df_bb_regno_last_def_find, df_find_def, df_find_use,
726 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
727 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
728 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
729 df_get_artificial_defs, df_get_artificial_uses, union_defs)
730 Replaced struct df_ref * with df_ref.
731 * df-scan.c (df_collection_rec, df_null_ref_rec,
732 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
733 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
734 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
735 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
736 df_reorganize_refs_by_reg_by_reg,
737 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
738 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
739 df_sort_and_compress_refs, df_install_ref, df_install_refs,
740 df_ref_record, df_get_conditional_uses, df_get_call_refs,
741 df_bb_refs_record, df_exit_block_uses_collect,
742 df_record_exit_block_uses, df_reg_chain_mark,
743 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
744 df_ref * with df_ref.
745 (df_ref_record, df_uses_record, df_ref_create_structure): Added
746 df_ref_class parameter.
747 (df_scan_problem_data): Added new pools for different types of refs.
748 (df_scan_free_internal, df_scan_alloc, df_free_ref,
749 df_ref_create_structure): Processed new ref pools.
750 (df_scan_start_dump): Added counts of refs and insns.
751 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
752 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
753 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
754 code to pass df_ref_class down to ref creation functions.
755 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
756 df_reg_chain_mark): Use macros to hide references to df_refs.
757 (df_ref_chain_change_bb): Removed.
758 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
759 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
760 Enhanced to understand df_ref union structure.
761 * fwprop.c (local_ref_killed_between_p, use_killed_between,
762 all_uses_available_at, update_df, try_fwprop_subst,
763 forward_propagate_subreg, forward_propagate_and_simplify,
764 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
765 df_ref * with df_ref.
766 (use_killed_between, all_uses_available_at): Use macros to hide
767 references to df_refs.
768 * regstat.c (regstat_bb_compute_ri,
769 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
771 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
772 see_handle_relevant_refs, see_analyze_one_def,
773 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
774 struct df_ref * with df_ref.
775 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
776 global_conflicts): Replaced struct df_ref * with df_ref.
777 * ddg.c (create_ddg_dep_from_intra_loop_link,
778 add_cross_iteration_register_deps, build_inter_loop_deps):
779 Replaced struct df_ref * with df_ref.
780 (create_ddg_dep_from_intra_loop_link,
781 add_cross_iteration_register_deps): Use macros to hide references
783 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
784 df_ref * with df_ref.
785 * df-core.c (df_bb_regno_first_def_find,
786 df_bb_regno_last_def_find, df_find_def, df_find_use,
787 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
788 debug_df_ref): Replaced struct df_ref * with df_ref.
789 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
790 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
792 * web.c (union_defs, entry_register, replace_ref, web_main):
793 Replaced struct df_ref * with df_ref.
794 (union_defs, replace_ref): Use macros to hide references to df_refs.
795 * global.c (compute_regs_asm_clobbered, build_insn_chain):
796 Replaced struct df_ref * with df_ref.
797 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
798 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
799 Replaced struct df_ref * with df_ref.
800 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
801 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
803 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
804 * df-byte-scan.c (df_compute_accessed_bytes_extract,
805 df_compute_accessed_bytes_strict_low_part,
806 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
807 Replaced struct df_ref * with df_ref.
808 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
809 * init-regs.c (initialize_uninitialized_regs): Replaced struct
810 df_ref * with df_ref.
811 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
812 check_dependency, check_dependencies, record_uses): Replaced
813 struct df_ref * with df_ref.
814 (invariant_for_use, check_dependency): Use macros to hide
815 references to df_refs.
816 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
817 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
818 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
819 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
820 references to df_refs.
821 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
823 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
824 * df-problems.c (df_rd_bb_local_compute_process_def,
825 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
826 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
827 df_chain_remove_problem, df_chain_create_bb_process_use,
828 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
829 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
830 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
831 df_byte_lr_simulate_artificial_refs_at_top,
832 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
833 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
834 df_simulate_uses, df_simulate_artificial_refs_at_end,
835 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
837 (df_chain_dump): Use macros to hide references to df_refs.
838 * config/mips/mips.c (r10k_simplify_address): Replaced struct
839 df_ref * with df_ref.
840 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
841 mark_artificial_uses, mark_reg_dependencies,
842 byte_dce_process_block): Replaced struct df_ref * with df_ref.
844 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
846 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
848 (array_ref_element_size): Likewise.
849 (array_ref_low_bound): Likewise.
850 (array_ref_up_bound): Likewise.
851 * expr.c (contains_packed_reference): Likewise.
852 (array_ref_element_size): Likewise.
853 (array_ref_low_bound): Likewise.
854 (array_ref_up_bound): Likewise.
855 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
856 with ARRAY_RANGE_REF.
857 (idx_find_step): Likewise.
858 (idx_record_use): Likewise.
859 (strip_offset_1): Likewise.
860 (idx_remove_ssa_names): Likewise.
862 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
863 Andi Kleen <ak@linux.intel.com>
865 * config/i386/cpuid.h (__cpuid_count): New defines.
866 * config/i386/driver-i386.c (struct cache_desc): New structure.
867 (describe_cache): Use struct cache_desc to pass cache descriptions.
868 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
869 (detect_caches_amd): Use struct cache_desc to describe caches.
870 (decode_caches_intel): Use struct cache_desc to pass cache
871 descriptions. Update descriptions to match latest (rev -032,
872 December 2007) CPUID documentation. Do not check valid bit here.
873 Check for Xeon MP value 0x49 problems.
874 (detect_caches_cpuid2): New function, split from detect_caches_intel.
875 Check valid bit before calling decode_caches_intel. Detect number
876 of times to repeat CPUID instruction.
877 (detect_caches_cpuid4): New function.
878 (detect_caches_intel): Depending on max_level, call
879 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
880 only when other methods fail to provide valid L2 cache description.
882 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
885 * pa.md (call, call_value): Generate an rtx for register r4 and pass
886 it to PIC call patterns.
887 (call_symref_pic): Revise pattern to expose PIC register save. Remove
888 code generation and attributes from pattern. Change peephole2 to split
889 for noreturn case. Revise split pattern for non noreturn case.
890 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
891 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
892 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
895 2008-10-11 David Edelsohn <edelsohn@gnu.org>
897 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
898 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
900 (divdf3): Reformat long line.
902 2008-10-11 Michael J. Eager <eager@eagercon.com>
904 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
906 (rs6000_handle_option): Process -mfpu options.
907 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
908 (enum fpu_type_t): New.
909 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
910 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
912 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
913 (floatdidf2): Add TARGET_SINGLE_FPU condition.
914 * config/rs6000/rs6000.opt (-mfpu): New.
916 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
917 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
918 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
919 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
920 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
922 2008-10-11 Jakub Jelinek <jakub@redhat.com>
925 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
926 LO_SUM on Darwin if mode has just one unit.
928 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
931 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
932 has been optimized out.
934 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
936 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
937 instead of PIC_DIRECT_ADDR_P.
938 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
939 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
940 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
941 (PIC_OFFSET_P): Rename to...
942 (PCREL_SYMOFF_P): ...this.
943 (PIC_DIRECT_ADDR_P): Delete.
944 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
946 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
947 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
948 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
949 * config/sh/sh.c (print_operand): Remove CONST handling.
950 (unspec_caller_rtx_p): Rewrite to use split_const and check
951 the operands of UNSPEC bases.
952 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
953 with (unspec [A B] UNSPEC_SYMOFF).
954 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
956 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
957 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
958 (UNSPEC_EXTRACT_U16): Likewise.
959 (UNSPEC_SYMOFF): Likewise.
960 (UNSPEC_PCREL_SYMOFF): Likewise.
961 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
963 (movsi_const_16bit): Likewise.
964 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
965 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
966 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
967 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
968 with (unspec [A B] UNSPEC_SYMOFF).
969 (symPLT_label2reg): Replace (minus A (minus B pc)) with
970 (unspec [A B] PCREL_UNSPEC_SYMOFF).
971 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
972 (Csu): Likewise UNSPEC_EXTRACT_U16.
973 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
974 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
976 2008-10-10 Stepan Kasal <skasal@redhat.com>
978 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
979 for loop strip mining and loop blocking.
981 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
983 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
984 vary types depending on debug info.
986 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
988 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
989 before ensuring it's already computed.
991 2008-10-09 Jakub Jelinek <jakub@redhat.com>
993 * rtl.h (locator_eq): New decl.
994 * cfglayout.c (locator_scope): New function.
995 (insn_scope): Use it.
996 (locator_eq): New function.
997 (fixup_reorder_chain): Search for last insn in src bb
998 that has locator set or first insn in dest bb. Use
999 locator_eq instead of == to compare locators.
1000 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1001 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1002 == to compare locators.
1004 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1006 * gimple-low.c (lower_function_body, lower_gimple_return,
1007 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1008 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1009 goto_block on edges if goto_locus is known.
1012 * tree.h (get_object_alignment): Declare.
1013 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1014 get_object_alignment if needed.
1015 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
1017 (get_object_alignment): ... here. New function. Try harder to
1018 determine alignment from get_inner_reference returned offset.
1020 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1022 * graphite.c (gloog): Don't call find_unreachable_blocks
1023 before delte_unreachable_blocks.
1025 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1026 goto_locus of true_edge into RTL locator.
1028 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1030 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1031 (*jcc_btdi_mask_rex64): Ditto.
1033 (*jcc_btsi_mask): Ditto.
1034 (*jcc_btsi_1): Ditto.
1035 (*jcc_btsi_mask_1): Ditto.
1037 2008-10-08 Paul Brook <paul@codesourcery.com>
1039 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1040 compatible profiler (__gnu_mcount_nc).
1041 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1043 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1045 * config/i386/i386.c (initial_ix86_tune_features): Add
1046 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1047 * config/i386/i386.h (ix86_tune_indices): Likewise.
1048 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1050 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1051 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1052 for FP to FP splitters.
1054 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1056 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1059 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1063 PR rtl-optimization/37341
1064 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1065 to ORIG_BB, pass through ORIG_BB recursively.
1066 (cse_condition_code_reg): Adjust caller.
1068 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1070 * sdbout.c (sdbout_one_type): Treat the value type
1071 CONST_DECL for enumerals.
1073 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1075 * config/i386/i386.md: Remove trailing white spaces.
1077 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1079 PR rtl-optimization/37448
1080 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1081 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1083 (struct output_info) [count]: Renamed total_created and made
1085 (struct output_info) [size]: Renamed total_allocated and made
1087 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1088 Properly keep track of desc->size.
1089 (print_statistics, dump_alloc_pool_statistics): Enhance the
1090 printing of statistics to print the number of elements and to use
1093 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1096 * opts.h (CL_SAVE): Move up to flags range.
1097 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1098 CL_COMMON): Renumber.
1099 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1100 * opts.c (common_handle_option): Revert last change.
1102 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1104 * config/i386/i386-protos.h (ix86_schedule): New.
1106 * config/i386/i386.c (ix86_schedule): New.
1107 (override_options): Add schedule to processor_alias_table. Set
1108 ix86_schedule from the schedule field in processor_alias_table.
1109 (ix86_function_specific_save): Save ix86_schedule.
1110 (ix86_function_specific_restore): Restore ix86_schedule.
1112 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1113 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1116 * config/i386/i386.opt: Add schedule.
1118 * config/i386/ppro.md: Remove generic32.
1120 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1123 * expr.c (count_type_elements): Handle ERROR_MARK.
1125 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1130 * basic-block.h (struct edge_def): Add goto_block field.
1131 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1132 one insn with locus corresponding to edge's goto_locus if !optimize.
1133 * profile.c (branch_prob): Copy edge's goto_block.
1134 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1136 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1137 locator in between the merged basic blocks if !optimize and needed.
1138 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1139 goto_locus into RTL locator. For unconditional jump use that
1140 locator for the jump insn.
1141 (expand_gimple_cond): Convert goto_block and goto_locus into
1142 RTL locator for all remaining edges. For unconditional jump
1143 use that locator for the jump insn.
1144 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1145 there is more than one edge or insn locator along the forwarding
1146 edges and !optimize. If there is just one, set e->goto_locus.
1147 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1149 (move_block_to_fn): Adjust edge's goto_block.
1151 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1154 * expmed.c (expand_mult): Properly check DImode constant in
1157 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1160 * dwarf2out.c (common_block_die_table): New variable.
1161 (common_block_die_table_hash, common_block_die_table_eq): New
1163 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1164 COMMON block in the current scope rather than globally. Optimize
1165 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1166 DW_OP_addr SYMBOL_REF+off.
1168 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1170 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1171 Return true for non-addressable GIMPLE operands.
1173 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1176 * config/i386/i386.c (initial_ix86_tune_features): Remove
1177 X86_TUNE_USE_BIT_TEST.
1178 * config/i386/i386.h (ix86_tune_indices): Likewise.
1179 (TARGET_USE_BIT_TEST): Removed.
1181 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1183 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1185 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1187 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1188 (mul<mode>3_mul3): ... into this new template.
1190 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1192 * gimplify.c (gimplify_arg): Add location argument. Use it.
1193 (gimplify_call_expr): Pass location to gimplify_arg.
1194 (gimplify_modify_expr_to_memcpy): Same.
1195 (gimplify_modify_expr_to_memset): Same.
1197 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1199 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1200 Update calls to build_unary_op and build_indirect_ref for location
1203 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1206 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1207 * c-typeck.c (array_to_pointer_conversion): Pass location to
1209 (function_to_pointer_conversion): Use error_at and warning_at.
1210 (build_indirect_ref): Same.
1211 (build_array_ref): Pass location to build_binary_op.
1212 (parser_build_unary_op): Do not set location after calling
1214 (build_unary_op): Add location argument. Use it throughout. Set
1215 EXPR_LOCATION before returning new tree.
1216 (build_modify_expr): Same.
1217 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1219 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1220 build_indirect_ref, build_modify_expr.
1221 (c_finish_omp_for): Same. Use error_at instead of error.
1222 * c-common.c (c_common_truthvalue_conversion): Pass location to
1224 (warn_for_div_by_zero): Add location argument.
1225 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1226 build_unary_op, warn_for_div_by_zero.
1227 * c-parser.c (c_parser_typeof_specifier): Use
1228 protected_set_expr_location.
1229 (c_parser_statement_after_labels): Same.
1230 (c_parser_condition): Same.
1231 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1232 (c_parser_conditional_expression): Use protected_set_expr_location.
1233 (c_parser_unary_expression): Pass location to build_indirect_ref.
1234 (c_parser_postfix_expression_after_primary): Pass location to
1235 build_indirect_ref, build_unary_op.
1236 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1238 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1240 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1241 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1242 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1244 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1245 (mips_issue_rate): Handle PROCESSOR_R10000.
1246 * config/mips/mips.md (cpu): Add r10000.
1248 * config/mips/10000.md: New file.
1250 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1252 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1253 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1254 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1256 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1258 * config/darwin-protos.h (machopic_function_base_name): Delete.
1259 (machopic_function_base_sym): Likewise.
1260 (machopic_gen_offset): Declare.
1261 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1262 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1263 * config/darwin.c (machopic_function_base_name): Delete.
1264 (machopic_function_base_sym): Likewise.
1265 (gen_pic_offset): Rename to...
1266 (machopic_gen_offset): ...this and remove the pic_base argument.
1267 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1268 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1269 crtl->uses_pic_offset_table.
1270 (machopic_indirect_data_reference): Use new machopic_gen_offset
1272 (machopic_legitimize_pic_address): Likewise.
1273 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1275 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1276 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1277 * config/i386/i386.c (output_set_got): Likewise.
1278 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1280 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1281 (legitimate_address_p): Likewise.
1282 (output_pic_addr_const): Likewise.
1283 (output_addr_const_extra): Likewise.
1284 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1285 match an UNSPEC rather than a MINUS.
1286 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1287 (builtin_setjmp_receiver): Use machopic_gen_offset.
1288 * config/i386/predicates.md (pic_symbolic_operand): Handle
1289 UNSPEC_MACHOPIC_OFFSET.
1291 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1292 Use machopic_gen_offset and machopic_operand_p.
1293 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1294 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1295 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1296 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1297 Set crtl->uses_pic_offset_table.
1299 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1301 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1303 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1304 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1305 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1306 (constant_pool_expr_p): Use split_const and check the base.
1307 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1309 (legitimate_constant_pool_address_p): Check toc_relative_p
1310 instead of constant_pool_expr_p.
1311 (print_operand_address): Always use output_addr_const for
1312 constant pool addresses.
1313 (rs6000_output_addr_const_extra): New function.
1314 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1316 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1320 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1321 (mark_ref_live, mark_ref_dead): Use them.
1322 (def_conflicts_with_inputs_p): Remove.
1323 (mark_early_clobbers): New function.
1324 (process_bb_node_lives): Call preprocess_constraints and
1325 mark_early_clobbers.
1327 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1329 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1331 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1332 lib with -mthread switch.
1334 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1337 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1338 function in two, making it call a new and reusable
1339 dwarf2out_imported_module_or_decl() that takes the containing
1340 BLOCK of the declaration in argument.
1341 (dwarf2out_imported_module_or_decl_real): New function.
1342 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1343 IMPORTED_DECL in account.
1344 * tree.def: Added IMPORTED_DECL node type.
1345 * tree.h: Added accessors for IMPORTED_DECL nodes.
1346 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1348 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1350 * doc/gimple.texi: Fix some typos, wrap some long lines,
1351 fix some broken wraps with continuations.
1352 * tree-ssa-reassoc.c: Fix comment typos.
1354 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1357 * pa.c (legitimize_pic_address): Force function labels to memory in
1360 2008-10-04 Anton Blanchard <anton@samba.org>
1362 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1363 (rs6000_split_atomic_op): Same.
1364 (rs6000_split_compare_and_swap): Same.
1365 (rs6000_split_compare_and_swapqhi): Same.
1367 2008-10-04 Richard Guenther <rguenther@suse.de>
1369 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1370 instead of pointer equality.
1371 (vn_nary_op_eq): Likewise.
1373 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1375 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1377 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1378 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1380 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1382 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1383 Revert previous change.
1385 2008-10-03 Tom Tromey <tromey@redhat.com>
1387 * stringpool.c (ggc_alloc_string): Terminate string.
1389 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1391 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1392 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1393 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1396 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1399 2008-10-03 Pascal Obry <obry@adacore.com>
1401 * gcov.c (create_file_names): Properly handle UNIX and DOS
1402 directory separators.
1403 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1404 separator to '~' to ensure clean filenames on Windows.
1406 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1408 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1409 Add a null terminator to the stripped name.
1411 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1413 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1414 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1415 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1416 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1417 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1418 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1419 TARGET_SINGLE_FLOAT.
1421 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1423 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1425 2008-10-02 Richard Guenther <rguenther@suse.de>
1428 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
1429 and VECTOR_TYPE recurse with useless_type_conversion_p which
1430 properly handles void pointer conversion.
1432 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1435 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
1436 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
1438 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1440 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1441 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
1442 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
1443 they translate to non builtins.
1444 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
1445 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
1446 __builtin_vec_promote, __builtin_vec_extract, and
1447 __builtin_vec_insert.
1448 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
1449 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
1450 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
1451 * config/rs6000/altivec.h (vec_extract): Define
1452 (vec_insert): Define.
1453 (vec_splats): Define.
1454 (vec_promote): Define.
1456 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1457 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
1458 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1460 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
1462 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
1463 prototype. Add new parameter, blk.
1464 Use BLKmode for the MEM if blk is true.
1465 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
1466 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
1467 ALTIVEC_BUILTIN_STVRXL.
1468 Update usage of altivec_expand_lv_builtin.
1469 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
1470 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
1471 (altivec_init_builtins): If compiling for the Cell, also define the
1473 * config/rs6000/rs6000.h (rs6000_builtins): Define
1474 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
1475 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
1476 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
1477 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
1478 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
1479 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
1480 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
1481 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
1482 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
1483 UNSPEC_STVRX, and UNSPEC_STVRXL.
1484 (altivec_lvlx): New pattern.
1485 (altivec_lvlxl): New pattern.
1486 (altivec_lvrx): New pattern.
1487 (altivec_lvrxl): New pattern.
1488 (altivec_stvlx): New pattern.
1489 (altivec_stvlxl): New pattern.
1490 (altivec_stvrx): New pattern.
1491 (altivec_stvrxl): New pattern.
1492 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
1493 (vec_lvlxl): Likewise.
1494 (vec_lvrx): Define if PPU is defined.
1495 (vec_lvrxl): Likewise.
1496 (vec_stvlx): Define if PPU is defined.
1497 (vec_stvlxl): Likewise.
1498 (vec_stvrx): Define if PPU is defined.
1499 (vec_stvrxl): Likewise.
1501 2008-10-01 Geert Bosch <bosch@adacore.com>
1503 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
1505 2008-10-01 Richard Guenther <rguenther@suse.de>
1507 PR tree-optimization/37617
1508 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
1509 do not add to the NEW_SETS.
1511 2008-10-01 Richard Guenther <rguenther@suse.de>
1514 * tree-vrp.c (execute_vrp): If we optimized away the default
1515 case make sure to promote the label that got in place of it
1516 to a default case label.
1518 2008-10-01 Richard Henderson <rth@redhat.com>
1521 * tree-complex.c (set_component_ssa_name): Don't optimize
1522 is_gimple_min_invariant values with ssa_names in abnormal phis.
1524 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1526 PR tree-optimization/37662
1527 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
1528 commutative binary operation if they are in the wrong order and
1529 fold_build2 produces non-GIMPLE.
1531 2008-09-30 Jakub Jelinek <jakub@redhat.com>
1533 PR tree-optimization/37662
1534 PR tree-optimization/37663
1535 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
1536 get_value_range with non-SSA_NAME. Don't assert operands have been
1537 folded, instead just bail out.
1539 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1541 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
1543 2008-09-30 Richard Guenther <rguenther@suse.de>
1546 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
1547 build restrict-qualified pointers.
1548 (vectorizable_store): Move alias check later.
1549 (vectorizable_load): Likewise.
1551 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1553 * c-common.c (empty_if_body_warning): Remove.
1554 * c-common.h (empty_if_body_warning): Remove.
1555 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
1556 here the -Wempty-body warning for `if' and `else' statements.
1557 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
1559 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
1561 * config/i386/i386.opt: Add msse2avx.
1563 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
1564 * config/i386/linux64.h (ASM_SPEC): Likewise.
1566 * doc/invoke.texi: Document -msse2avx.
1568 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1570 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
1572 2008-09-29 Joseph Myers <joseph@codesourcery.com>
1574 * ifcvt.c (noce_emit_store_flag): If using condition from original
1575 jump, reverse it if if_info->cond was reversed.
1577 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1579 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1580 non-constant memory if it cannot be forced to constant memory.
1581 Overhaul surrounding code and factor out common condition.
1583 2008-09-29 Jeff Law <law@redhat.com>
1585 * reload1.c (alter_reg): Add missing curly braces.
1587 2008-09-29 Michael J. Eager <eager@eagercon.com>
1589 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1591 * config/rs6000/rs6000.c (rs6000_override_options): Move
1592 rs6000_init_hard_regno_mode_ok after all options changed.
1593 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1594 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1595 -msimple-fpu flags. Add warning messages if single FP not configured.
1596 (rs6000_file_start): Output gnu_attribute for single-float.
1597 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1598 (rs6000_legitimize_address): Likewise.
1599 (rs6000_legitimize_reload_address): Likewise.
1600 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1601 TARGET_SINGLE_FLOAT.
1602 (function_arg_advance): Likewise (partial conversion).
1603 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1604 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1605 TARGET_SINGLE_FLOAT.
1606 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1607 (rs6000_emit_prologue): Likewise.
1608 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1609 TARGET_SINGLE_FLOAT.
1610 (rs6000_libcall_value): Likewise.
1611 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1612 (TARGET_DOUBLE_FLOAT): New default to 1
1613 (TARGET_SIMPLE_FPU): New default to 0
1614 (TARGET_SINGLE_FPU): New default to 0
1615 (TARGET_SINGLE_FLOAT_MODE): New.
1616 (TARGET_DOUBLE_FLOAT_MODE): New.
1617 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1618 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1620 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1621 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1622 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1623 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1624 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1625 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1626 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1627 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1628 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1629 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1630 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1631 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1632 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1633 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1634 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1635 cmptf_internal1, *cmptf_internal2): Condition on
1636 TARGET_DOUBLE_FLOAT.
1637 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1638 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1639 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1640 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1641 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1642 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1643 TARGET_SINGLE_FLOAT.
1644 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1645 * config/rs6000/rs6000.opt (-msingle-float): New.
1646 (-mdouble-float): New.
1647 (-msimple-fpu): New.
1648 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1649 -msingle-float, -mdouble-float, -msimple-fpu options.
1650 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1651 _SOFT_DOUBLE for -msingle-float.
1652 * config.gcc: New config for target=powerpc-xilinx-eabi.
1654 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
1656 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
1657 have exit and entry.
1658 (new_scop): Take entry and exit edge to define new SCoP.
1659 (sd_region_p): New structure used during SCoP detection.
1660 (move_scops): Delete.
1661 (move_sd_regions): New.
1662 (scopdet_info): Change the definition from edges back to basic_blocks.
1663 (scopdet_edge_info): Work on basic_blocks and rename to
1664 scopdet_basic_block_info.
1665 (split_difficult_bb): At the moment removed. We should later
1666 add it at another place.
1667 (build_scops_1): Work on basic_blocks.
1668 (bb_in_sd_region): New.
1669 (find_single_entry_edge): New.
1670 (find_single_exit_edge): New.
1671 (create_single_entry_edge): New.
1672 (sd_region_without_exit): New.
1673 (create_single_exit_edge): New.
1674 (unmark_exit_edges): New.
1675 (mark_exit_edges): New.
1676 (create_sese_edges): New.
1677 (build_graphite_scops): New.
1678 (build_scops): Make SCoPs SESE.
1679 (limit_scops): Use the new functions.
1681 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
1683 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
1685 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1688 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
1689 address to a register before taking the lower part.
1691 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
1693 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
1696 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1697 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
1700 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
1701 the newly created variable.
1702 Create a VECTOR_CST of all 1s for vector types.
1704 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1707 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
1709 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1711 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
1712 order to convert between modes.
1713 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
1715 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
1717 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
1720 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
1723 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1727 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
1729 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
1730 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
1731 them to yield false with MIPS16.
1733 2008-09-26 Jakub Jelinek <jakub@redhat.com>
1736 * dwarf2out.c (tls_mem_loc_descriptor): New function.
1737 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
1738 mem_loc_descriptor failed. Accept UNSPEC.
1739 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
1740 fail if one of the loc_descriptor calls for pieces failed.
1741 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
1742 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
1743 if loc_descriptor_from_tree_1 on offset failed.
1746 * opts.c (common_handle_option): Don't call print_specific_help with
1747 CL_SAVE as first argument.
1749 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
1750 Steve Ellcey <sje@cup.hp.com>
1752 * configure: Regenerate for new libtool.
1753 * aclocal.m4: Ditto.
1755 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
1757 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
1758 alias set on MEM when saving stack pointer.
1759 * config/rs6000/rs6000.md (allocate_stack): Likewise
1761 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
1763 PR tree-optimization/37574
1764 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
1765 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
1766 instead of vector_type for constants. Take computation out of loop.
1767 (vect_get_vec_def_for_operand): Use only vectype for constant case,
1768 and use only vector_type for invariant case.
1769 (get_initial_def_for_reduction): Use vectype instead of vector_type.
1771 2008-09-25 Jakub Jelinek <jakub@redhat.com>
1774 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
1775 the decl is a VAR_DECL or FUNCTION_DECL.
1777 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1780 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1781 (mark_ref_live, mark_ref_dead): Use them.
1782 (def_conflicts_with_inputs_p): Remove.
1783 (mark_early_clobbers): New function.
1784 (process_bb_node_lives): Call preprocess_constraints and
1785 mark_early_clobbers.
1787 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
1789 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1792 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
1793 (ira_compress_allocno_live_ranges): New prototype.
1795 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
1796 (coalesced_allocnos_living_at_program_points): New.
1797 (coalesced_allocnos_live_at_points_p,
1798 set_coalesced_allocnos_live_points): New functions.
1799 (coalesce_spill_slots): Rewrite.
1801 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
1802 ira_compress_allocno_live_ranges): New functions.
1804 * ira-build.c (ira_flattening): Call
1805 ira_compress_allocno_live_ranges.
1808 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
1810 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
1813 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
1815 * combine.c (make_compound_operation): Handle the 'E' format.
1816 (count_rtxs): Likewise.
1817 (update_table_tick): Likewise.
1818 (get_last_value_validate): Likewise.
1820 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
1822 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
1824 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
1826 * matrix-reorg.c (transform_allocation_sites): Initializers
1827 added to avoid the warning.
1829 2008-09-25 Martin Jambor <mjambor@suse.cz>
1831 * cgraph.c (free_nodes): New variable.
1832 (NEXT_FREE_NODE): New macro.
1833 (cgraph_create_node): Reuse nodes from the free list. Do not
1834 update uid if doing so.
1835 (cgraph_remove_node): Add the node to the free list.
1837 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
1839 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1841 2008-09-24 Richard Henderson <rth@redhat.com>
1843 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
1844 * unwind-dw2.c (execute_stack_op): Handle it.
1846 2008-09-24 David Edelsohn <edelsohn@gnu.org>
1849 2008-09-24 Michael J. Eager <eager@eagercon.com>
1851 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
1853 * c-common.c (fname_decl): New location argument.
1854 * c-common.h (fname_decl): Same.
1855 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
1857 (c_parser_typeof_specifier): Same.
1858 (c_parser_parms_list_declarator): Same.
1859 (c_parser_asm_string_literal): Same.
1860 (c_parser_compound_statement_nostart): Same.
1861 (c_parser_label): Same.
1862 (c_parser_do_statement): Same.
1863 (c_parser_asm_statement): Same.
1864 (c_parser_unary_expression): Same.
1865 (c_parser_sizeof_expression): Same.
1866 (c_parser_postfix_expression): Same.
1867 (c_parser_pragma): Same.
1868 (c_parser_omp_clause_collapse): Same.
1869 (c_parser_omp_clause_num_threads): Same.
1870 (c_parser_omp_clause_schedule): Same.
1871 (c_parser_omp_all_clauses): Same.
1872 (c_parser_omp_sections_scope): Same.
1873 (c_parser_omp_for_loop): Same. Pass condition's location to
1874 c_objc_common_truthvalue_conversion.
1875 (c_parser_enum_specifier): Remove comment.
1877 2008-09-24 Michael J. Eager <eager@eagercon.com>
1879 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1881 * config/rs6000/rs6000.c (rs6000_override_options): Move
1882 rs6000_init_hard_regno_mode_ok after all options changed.
1883 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1884 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1885 -msimple-fpu flags. Add warning messages if single FP not configured.
1886 (rs6000_file_start): Output gnu_attribute for single-float.
1887 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1888 (rs6000_legitimize_address): Likewise.
1889 (rs6000_legitimize_reload_address): Likewise.
1890 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1891 TARGET_SINGLE_FLOAT.
1892 (function_arg_advance): Likewise.
1893 (function_arg): Likewise.
1894 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1895 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1896 TARGET_SINGLE_FLOAT.
1897 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1898 (rs6000_emit_prologue): Likewise.
1899 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1900 TARGET_SINGLE_FLOAT.
1901 (rs6000_libcall_value): Likewise.
1902 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1903 (TARGET_DOUBLE_FLOAT): New default to 1
1904 (TARGET_SIMPLE_FPU): New default to 0
1905 (TARGET_SINGLE_FPU): New default to 0
1906 (TARGET_SINGLE_FLOAT_MODE): New.
1907 (TARGET_DOUBLE_FLOAT_MODE): New.
1908 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1909 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1911 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1912 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1913 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1914 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1915 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1916 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1917 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1918 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1919 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1920 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1921 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1922 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1923 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1924 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1925 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1926 cmptf_internal1, *cmptf_internal2): Condition on
1927 TARGET_DOUBLE_FLOAT.
1928 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1929 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1930 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1931 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1932 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1933 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1934 TARGET_SINGLE_FLOAT.
1935 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1936 * config/rs6000/rs6000.opt (-msingle-float): New.
1937 (-mdouble-float): New.
1938 (-msimple-fpu): New.
1939 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1940 -msingle-float, -mdouble-float, -msimple-fpu options.
1941 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1942 _SOFT_DOUBLE for -msingle-float.
1943 * config.gcc: New config for target=powerpc-xilinx-eabi.
1945 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1947 * config/sparc/constraints.md: New file.
1948 * config/sparc/sparc.md: Include it.
1949 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
1950 (sparc_extra_constraint_check): Delete.
1951 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
1952 (memory_ok_for_ldd): New predicate.
1953 (sparc_extra_constraint_check): Delete.
1954 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
1955 (CONST_OK_FOR_LETTER_P): Likewise.
1956 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1957 (EXTRA_CONSTRAINT): Likewise.
1959 2008-08-23 Steve Ellcey <sje@cup.hp.com>
1961 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
1963 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1965 * alias.c (find_base_value): Use FIND_BASE_TERM.
1966 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
1968 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1970 * config/i386/i386.c: Include cselib.h.
1971 (ix86_pic_register_p): New function.
1972 (ix86_delegitimize_address): Use it to check for the PIC register.
1974 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1976 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
1977 * config/i386/i386.c (ix86_find_base_term): Don't check for
1978 SYMBOL_REF and LABEL_REF.
1980 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1982 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
1983 constant PLUS in a CONST.
1985 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
1987 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
1988 check for sibcall support for w64.
1990 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1992 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
1994 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
1996 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
1997 parser_build_binary_op.
1998 * c-decl.c (build_enumerator): Pass location to build_binary_op.
1999 * c-typeck.c (build_array_ref): Same.
2000 (parser_build_unary_op): New location argument.
2001 (pointer_diff): Pass location to build_binary_op,
2002 c_objc_common_truthvalue_conversion.
2003 (build_modify_expr): Same.
2004 (build_unary_op): New location argument.
2005 (build_binary_op): New location argument.
2006 (c_objc_common_truthvalue_conversion): Pass location to
2007 c_*common_truthvalue_conversion.
2008 * c-convert.c (convert): Same.
2009 * c-common.c (binary_op_error): New location argument.
2010 (pointer_int_sum): Pass location to build_binary_op.
2011 (c_common_truthvalue_conversion): New location argument.
2012 (warn_for_sign_compare): Same.
2013 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2014 binary_op_error, build_binary_op, warn_for_sign_compare.
2015 * c-parser.c (c_parser_condition): Pass location to
2016 c_*common_truthvalue_conversion.
2017 (c_parser_conditional_expression): Save condition's location and pass
2019 (c_parser_binary_expression): Same, but for the binary operator's
2021 (c_parser_omp_for_loop): Pass location to
2022 c_objc_common_truthvalue_conversion.
2024 2008-09-23 Martin Jambor <mjambor@suse.cz>
2026 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2027 (cgraph_node_remove_callees): New temporary f. Hold the next item
2029 (cgraph_node_remove_callers): Likewise.
2031 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2032 (ipa_node_removal_hook): Likewise.
2034 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2035 gimple_call_copy_skip_args and moved to the gimple_call section.
2036 * gimple.c (gimple_copy_call_skip_args): Renamed to
2037 gimple_call_copy_skip_args. Changed al users.
2039 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2041 * ira-color.c (start_allocno_priorities): Rename to
2042 setup_allocno_priorities. Use costs and
2043 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2044 range lengths. Get rid off doubles.
2045 (ira_fast_allocations): Call start_allocno_priorities.
2047 2008-09-22 David Daney <ddaney@avtrex.com>
2050 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2051 register if TARGET_LONG_CALLS.
2053 2008-09-22 Richard Guenther <rguenther@suse.de>
2055 PR tree-optimization/37145
2056 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2057 value-numbering union accesses with their offset and size only.
2058 (visit_reference_op_load): Fix simplification of inserted conversions.
2059 * tree-ssa-pre.c (find_or_generate_expression): Do not
2060 recursively generate expressions if running FRE.
2062 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2064 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2065 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2068 2008-09-22 Richard Guenther <rguenther@suse.de>
2070 PR tree-optimization/37145
2071 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2072 (phi_translate_1): Constant fold references.
2074 2008-09-22 Ira Rosen <irar@il.ibm.com>
2076 PR tree-optimization/37482
2077 * tree-vectorizer.h (struct _slp_instance): Add new field.
2078 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2079 (get_earlier_stmt): New function.
2080 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2082 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2083 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2084 asserts that GSI points to the scalar statement being vectorized.
2085 Set new statement location according to GSI.
2086 (vect_schedule_slp_instance): Use GSI of
2087 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2089 2008-09-21 Jan Hubicka <jh@suse.cz>
2091 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2092 (ipcp_insert_stage): Update dead_nodes bitmap.
2094 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2097 * config/i386/t-cygming (SHLIB_LC): Remove.
2098 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2099 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2101 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2105 * final.c (mark_symbol_ref_as_used): New helper function.
2106 (output_operand): Instead of just looking inside MEMs for
2107 SYMBOL_REFs, use new helper function and for_each_rtx.
2108 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2109 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2110 Make head comment more general.
2111 * config/darwin.c (machopic_output_indirection): Handle weak
2112 references here, like in assemble_external.
2114 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2116 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2117 (sparc_emit_float_lib_cmp): Change return type.
2118 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2119 (gen_compare_operator): New function.
2120 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2121 the comparison sequence. Minor tweaks.
2122 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2123 that the final operator and the result of sparc_emit_float_lib_cmp
2124 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2125 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2126 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2127 result of sparc_emit_float_lib_cmp match for software TFmode.
2128 (movqicc, movhicc, movsicc, movdicc): Merge into...
2129 (mov<I:mode>cc): ...this.
2130 (movsfcc, movdfcc, movtfcc): Merge into...
2131 (mov<F:mode>cc): ...this.
2132 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2134 (mov<I:mode>_cc_v9): ...this.
2135 (movdi_cc_sp64_trunc): Delete.
2136 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2137 movdi_cc_reg_sp64): Merge into...
2138 (mov<I:mode>_cc_reg_sp64): ...this.
2139 (movsf_cc_sp64): Rename into...
2140 (movsf_cc_v9): ...this.
2141 (movdf_cc_sp64): Rename into...
2142 (movdf_cc_v9): ...this.
2143 (movtf_cc_hq_sp64): Rename into...
2144 (movtf_cc_hq_v9): ...this.
2145 (movtf_cc_sp64): Rename into...
2146 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2148 2008-09-21 Diego Novillo <dnovillo@google.com>
2150 * doc/gccint.texi: Include generic.texi and gimple.texi.
2152 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2153 (GIMPLE): Move to gimple.texi.
2154 (Annotations): Remove references to to stmt_ann_t and
2156 (SSA Operands): Rename from 'Statement Operands'.
2157 * doc/generic.texi: New.
2158 * doc/gimple.texi: New.
2159 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2160 * Makefile.in (TEXI_GCCINT_FILES):
2161 * gimple.c (gimple_copy_call_skip_args): Rename from
2162 giple_copy_call_skip_args. Update all users.
2163 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2165 2008-09-21 Ira Rosen <irar@il.ibm.com>
2167 PR tree-optimization/37539
2168 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2169 statement in related statement field only for the first load of the
2170 group of loads with the same data reference.
2172 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2174 * config/mips/mips.h (TUNE_OCTEON): New macro.
2175 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2176 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2177 * config/mips/octeon.md: New file.
2178 * config/mips/mips.md: Include octeon.md. Restore
2179 semi-alphabetical order of include files.
2181 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2184 * config/i386/i386.md (*jcc_fused_1): Removed.
2185 (*jcc_fused_2): Likewise.
2186 (*jcc_fused_3): Likewise.
2187 (*jcc_fused_4): Likewise.
2189 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2191 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2192 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2193 * target.h (gcc_target): Add ira_cover_classes.
2194 * ira.c: Remove IRA_COVER_CLASSES guards.
2195 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2196 instead of IRA_COVER_CLASSES.
2197 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2198 (setup_class_translate): Likewise.
2199 (setup_reg_class_intersect_union): Likewise.
2200 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2201 test of targetm.ira_cover_classes.
2202 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2203 of IRA_COVER_CLASSES.
2204 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2205 (TARGET_INITIALIZER): Include it.
2206 * targhooks.h (default_ira_cover_classes): Declare.
2207 * targhooks.c (default_ira_cover_classes): New function.
2209 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2211 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2213 2008-09-19 Ian Lance Taylor <iant@google.com>
2215 * varasm.c (narrowing_initializer_constant_valid_p): Return
2216 NULL_TREE if ENDTYPE is not an integer.
2218 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2221 * tree-ssa.c (execute_update_addresses_taken): Also update
2222 DECL_GIMPLE_REG_P for vector and complex types.
2224 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2225 Jan Hubicka <jh@suse.cz>
2228 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2229 empty before freeing them.
2230 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2232 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2234 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2235 * config/xtensa/predicates.md (tls_symbol_operand): New.
2236 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2237 (TARGET_CANNOT_FORCE_MEM): Define.
2238 (xtensa_tls_symbol_p): New.
2239 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2240 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2241 (xtensa_tls_module_base): New.
2242 (xtensa_call_tls_desc): New.
2243 (xtensa_legitimize_tls_address): New.
2244 (xtensa_legitimize_address): Handle TLS symbols.
2245 (xtensa_tls_referenced_p_1): New.
2246 (xtensa_tls_referenced_p): New.
2247 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2249 (XTENSA_BUILTIN_THREAD_POINTER): New.
2250 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2251 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2252 builtin. Add declarations for __builtin_thread_pointer and
2253 __builtin_set_thread_pointer.
2254 (xtensa_fold_builtin): Recognize new builtins.
2255 (xtensa_expand_builtin): Expand new builtins.
2256 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2257 (TARGET_THREADPTR): Define.
2258 (HAVE_AS_TLS): Define default value.
2259 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2260 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2261 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2262 (UNSPECV_SET_TP): New.
2263 (sym_TPOFF, sym_DTPOFF): New.
2264 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2265 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2266 * configure: Regenerated.
2268 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2271 * config/ia64/ia64.c (ia64_optimization_options): Move
2272 checking and setting flag_schedule_insns_after_reload and
2273 ia64_flag_schedule_insns2 back to ...
2274 (ia64_override_options): Here.
2276 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2279 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2280 zero extend count after the correction to it is done.
2281 (doloop_optimize): Update call to doloop_modify, don't zero extend
2284 2008-09-18 Martin Jambor <mjambor@suse.cz>
2286 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2288 * ipa-prop.c: Correct comments.
2289 * ipa-prop.h: Likewise.
2291 2008-09-18 Jan Hubicka <jh@suse.cz>
2294 * ipa-reference.c (ipa_reference_local_vars_info_d,
2295 ipa_reference_global_vars_info_d,
2296 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2297 ipa_reference_vars_info_t): Move here from ipa-reference.h
2298 (node_duplication_hook_holder, node_removal_hook_holder): New.
2299 (get_reference_vars_info_from_cgraph): Rename to ...
2300 (get_reference_vars_info): ... this one, use cgraph uids.
2301 (get_local_reference_vars_info, get_global_reference_vars_info):
2302 Use cgraph instead of decl.
2303 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2305 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2306 ipa_reference_get_written_global,
2307 ipa_reference_get_not_written_global): Use cgraph argument.
2308 (check_call): Simplify avail check.
2309 (scan_stmt_for_static_refs): Update.
2310 (propagate_bits): Update.
2311 (merge_callee_local_info): Remove.
2312 (init_function_info): Use cgraph nodes.
2313 (clean_function_local_data): Break out from ...
2314 (clean_function): ... here.
2315 (copy_local_bitmap, copy_global_bitmap): New functions.
2316 (duplicate_node_data, remove_node_data): New functions.
2317 (generate_summary): Register hooks; use visibility instead of
2319 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2320 * ipa-reference.h (ipa_reference_local_vars_info_d,
2321 ipa_reference_global_vars_info_d,
2322 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2323 ipa_reference_vars_info_t): Move to ipa-reference.c
2324 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2326 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2327 ipa_reference_get_not_read_global,
2328 ipa_reference_get_not_written_global): Update prototype.
2329 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2330 (init_state): Remove.
2331 (node_duplication_hook_holder, node_removal_hook_holder): New.
2332 (get_function_state, set_function_state): Use VECtor.
2333 (analyze_function): Check body availability.
2334 (add_new_function): Likewise.
2335 (duplicate_node_data, remove_node_data): New.
2336 (generate_summary): Register hooks; do not care about clones.
2337 (propafate): Do not care about clones; recursive functions are
2339 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2340 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2341 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2343 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2344 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2345 Update call of ipa-reference accesors.
2347 2008-09-18 Simon Baldwin <simonb@google.com>
2349 * c-opts.c (c_common_handle_option): Add handling for
2350 -Wbuiltin-macro-redefined command line option.
2351 * c.opt: Added builtin-macro-redefined option.
2352 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2355 2008-09-18 Richard Guenther <rguenther@suse.de>
2357 PR tree-optimization/37258
2358 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2359 and signedness for integral types.
2360 (vn_phi_eq): Require compatible types.
2362 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2365 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2366 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2368 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2369 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2370 ggc_free other TREE_LIST nodes from that chain.
2371 * function.c (instantiate_decls): Instantiate also DECL_RTL
2372 of vars in cfun->local_decls, free that list afterwards.
2374 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2376 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2377 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2379 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2381 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2382 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2384 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2386 PR tree-optimization/37102
2387 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2388 from a node. Check to see if another PHI is dead.
2389 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2390 remove real PHIs which have no uses.
2391 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2393 2008-09-18 Richard Guenther <rguenther@suse.de>
2396 * tree-cfg.c (remove_useless_stmts_1): Remove
2397 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2399 2008-09-18 Nick Clifton <nickc@redhat.com>
2401 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2402 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2403 to frv_secondary_reload_class.
2404 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2405 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2406 (frv_secondary_reload_class): Omit unused parameter.
2407 (frv_secondary_reload): New function. Handle the case when
2408 secondary_reload_class() is called before the reload_(in|out)
2409 _optabs have been initialised.
2410 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2412 * config/frv/frv.md: Define an exclusion set between fr550_m0
2415 2008-09-18 Richard Guenther <rguenther@suse.de>
2417 PR tree-optimization/37456
2418 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2419 want to insert after ends a BB insert on the single fallthru
2422 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2424 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2425 Mention -march=z9-109, z9-ec and z10.
2427 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
2429 PR rtl-optimization/37544
2430 * regrename.c (maybe_mode_change): Exit early when copy_mode
2431 is narrower than orig_mode and narrower than new_mode.
2433 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
2436 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
2438 * sched-rgn.c (ref_counts): Remove.
2439 (insn_referenced): New static variable.
2440 (INSN_REF_COUNT): Remove.
2441 (sched_run_compute_dependencies): Use insn_referenced instead of
2443 (add_branch_dependences): Likewise. Delete dead assignment.
2445 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
2447 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
2448 consumer is an asm. Add comment why this is important.
2449 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
2450 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2452 2008-09-17 Joseph Myers <joseph@codesourcery.com>
2454 * expr.c (emit_group_store): Do not shift before moving via a
2457 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
2459 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
2460 from aggregate to non-aggregate type if the bit pattern is not fully
2461 preserved afterwards.
2463 2008-09-17 Richard Guenther <rguenther@suse.de>
2465 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
2466 (verify_gimple_assign): ... this. Split into ...
2467 (verify_gimple_assign_unary): ... this,
2468 (verify_gimple_assign_binary): ... that,
2469 (verify_gimple_assign_single): ... and this.
2470 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
2471 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
2472 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
2473 (verify_types_in_gimple_reference): Be forgiving with
2475 (verify_gimple_phi): Deal with virtual operands.
2477 * tree.def (PREDICT_EXPR): Change to tcc_expression.
2479 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2481 * tree.c (get_callee_fndecl): Don't call the language hook.
2482 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
2483 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
2484 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
2486 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2488 * tree.c (protected_set_expr_location): Don't unnecessarily
2489 check for error_mark_node.
2491 2008-09-17 Art Haas <ahaas@impactweather.com>
2493 * ipa-reference.c (analyze_function): Declare step only if
2494 ENABLE_CHECKING is defined.
2496 2008-09-17 Jan Hubicka <jh@suse.cz>
2499 * tree.h (DECL_INLINE): remove.
2500 (DECL_DECLARED_INLINE_P): Update docs.
2501 (DECL_NO_INLINE_WARNING_P): new.
2502 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
2503 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
2505 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2506 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2509 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
2512 2008-09-17 Jan Hubicka <jh@suse.cz>
2514 * ipa-reference.c (ipa_obstack): Remove.
2515 (local_info_obstack, global_info_obstack): New.
2516 (add_static_var): We now handle variables only.
2517 (mark_address_taken, mark_load, mark_store): New functions based on ...
2518 (check_operand): ... remove.
2519 (get_asm_stmt_operands): Rename to ...
2520 (check_asm_memory_clobber): ... this. Look only for memory clobber.
2521 (scan_stmt_for_static_refs): Rewrite.
2522 (scan_op_for_static_refs): Rename to ...
2523 (scan_initializer_for_static_refs): do not look for VAR_DECL
2524 initializers; stop recursion on types and decls.
2525 (ipa_init): Use proper obstacks.
2526 (analyze_variable): Use scan_initializer_for_static_refs.
2527 (init_function_info): Use local obstack.
2528 (analyze_function): Simplify.
2529 (add_new_function): We don't need visited_nodes obstack.
2530 (generate_summary): Use proper obstacks; cleanup after propagation.
2532 2008-09-17 Richard Guenther <rguenther@suse.de>
2535 PR tree-optimization/37491
2536 * alias.c (get_alias_set): Use the canonical type.
2537 * tree-vect-transform.c (vectorizable_store): Use the type of
2538 the lhs for the vector type. Adjust checking.
2539 (vectorizable_load): Adjust checking.
2541 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2542 Adam Nemet <anemet@caviumnetworks.com>
2544 PR rtl-optimization/37483
2545 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
2546 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
2547 Rearrange code to better match the original comment. Check
2548 t_unconditional first. Improve comment.
2550 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2553 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
2554 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
2557 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
2558 GIMPLE_TRY if cleanup sequence is empty.
2560 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
2563 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
2564 eliminate IV if the cost are the same.
2566 2008-09-16 Richard Guenther <rguenther@suse.de>
2569 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
2572 2008-09-16 Richard Guenther <rguenther@suse.de>
2574 PR tree-optimization/37508
2575 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
2577 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
2579 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
2581 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2583 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
2584 use gen_floatdidf2 directly.
2585 (floatunssidf2): Likewise.
2586 (floatsidf_ppc64_mfpgpr): Remove.
2587 (floatsidf_ppc64): Remove.
2588 (floatunssidf_ppc64): Remove.
2590 2008-09-15 Jakub Jelinek <jakub@redhat.com>
2592 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
2593 rather than update_cost_queue.
2595 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
2596 in every call starting with the second one, instead of only when
2597 alias_bitmap_obstack.elements != NULL.
2599 * tree-predcom.c (filter_suitable_components): Free all refs in
2600 act->refs vector before calling release_component.
2601 (add_ref_to_chain): Free ref if not adding it to chain->refs.
2603 * tree-data-ref.c (free_subscripts): Free all subscript objects.
2605 * tree-loop-linear.c (linear_transform_loops): Initialize
2606 lambda_obstack only after calling perfect_loop_nest_depth.
2607 Goto free_and_continue instead of just continue for later failures.
2610 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
2613 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
2615 2008-09-14 Andreas Schwab <schwab@suse.de>
2617 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
2619 2008-09-14 Jan Hubicka <jh@suse.cz>
2621 * invoke.texi (-fconserve-stack): Document.
2622 * opts.c (decode_options): Handle conserve_stack.
2623 * common.opt (fconvserve_stack): New.
2625 2008-09-14 David Edelsohn <edelsohn@gnu.org>
2627 * config.host: Add x-aix to host_xmake_file.
2628 * config/rs6000/t-aix52: Do not override LDFLAGS.
2629 * config/rs6000/x-aix: New file.
2631 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
2637 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
2638 is not recognized as a valid register usage. Allow REG_X to be used
2640 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
2641 forces a reload when using a base register.
2643 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
2645 * config/i386/cygming-crtend.c (register_frame_ctor): If
2646 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
2647 directly with atexit.
2648 (deregister_frame_ctor): Rename to ...
2649 (deregister_frame_dtor): Use to call __gcc_deregister_frame
2650 if !DEFAULT_USE_CXA_ATEXIT.
2652 2008-09-13 Jan Hubicka <jh@suse.cz>
2654 * cgraph.c: Include value-prof.h
2655 * Makefile.in (cgraph.o): Add value-prof.h dependency.
2657 2008-09-13 Jan Hubicka <jh@suse.cz>
2660 * tree-profile.c (add_abnormal_goto_call_edges): New function.
2661 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
2662 tree_gen_one_value_profiler, tree_gen_average_profiler,
2663 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
2665 2008-09-13 Jan Hubicka <jh@suse.cz>
2667 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
2668 too many bytes on misalligned blocks.
2670 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2672 * doc/cfg.texi: Fix some typos.
2673 * doc/extend.texi: Likewise.
2674 * doc/install.texi: Likewise.
2675 * doc/invoke.texi: Likewise.
2676 * doc/rtl.texi: Likewise.
2677 * doc/tree-ssa.texi: Likewise.
2679 2008-09-13 Richard Guenther <rguenther@suse.de>
2682 * tree-nested.c (finalize_nesting_tree_1): Generate valid
2683 gimple stores for memory rhs.
2685 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
2687 PR rtl-optimization/37489
2688 * cse.c (fold_rtx): Don't return const_true_rtx for float
2689 compare if FLOAT_STORE_FLAG_VALUE is undefined.
2691 2008-09-13 Jan Hubicka <jh@suse.cz>
2693 PR tree-optimization/37392
2694 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
2696 2008-09-13 Martin Jambor <mjambor@suse.cz>
2697 Jan Hubicka <jh@suse.cz>
2699 * cgraph.c (free_edges): New variable.
2700 (NEXT_FREE_EDGE): New macro.
2701 (cgraph_free_edge): New function.
2702 (cgraph_remove_edge): Call cgraph_remove_edge_1.
2703 (cgraph_node_remove_callees): Likewise.
2704 (cgraph_node_remove_callers): Likewise.
2705 (cgraph_create_edge): Reuse edges from the free list. Do not
2706 update uid if doing so.
2707 (cgraph_remove_*_hook): Add free call.
2709 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
2711 * ira-color.c (conflict_allocno_vec): Delete.
2712 (update_cost_queue_elem): New structure.
2713 (update_cost_queue): New variable.
2714 (update_cost_queue_tail): Likewise.
2715 (update_cost_queue_elems): Likewise.
2716 (allocno_update_cost_check): Delete.
2717 (initiate_cost_update): Allocate update_cost_queue_elems
2718 instead of allocno_update_cost_check.
2719 (finish_cost_update): Update the free()s accordingly.
2720 (start_update_cost): New function.
2721 (queue_update_cost): Likewise.
2722 (get_next_update_cost): Likewise.
2723 (update_copy_costs_1): Inline into...
2724 (update_copy_costs): ...here. Use a queue instead of recursive calls.
2725 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
2726 once we've established they are equal. Don't allocate update
2727 costs if there is nothing to add to them.
2728 (update_conflict_hard_regno_costs): Remove ALLOCNO and
2729 DIVISOR arguments. Use a queue instead of recursive calls;
2730 process all the allocnos in the initial queue, rather than
2732 (assign_hard_reg): Use queue_update_cost instead of
2733 conflict_allocno_vec. Queue coalesced allocnos instead
2734 of calling update_conflict_hard_regno_costs for each one.
2735 Just call update_conflict_hard_regno_costs once for the
2737 (ira_color): Remove conflict_allocno_vec handling.
2739 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2741 PR tree-optimization/37484
2742 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
2743 (save_var_name): Same.
2744 (initialize_cloog_names): Same.
2745 (initialize_cloog_names): Same.
2747 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2749 * tree-scalar-evolution.c (set_instantiated_value): Set
2752 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
2756 * ira-build.c (common_loop_tree_node_dominator): Remove.
2757 (copy_live_ranges_to_removed_store_destinations): New function.
2758 (regno_top_level_allocno_map): Move to top level from ...
2759 (ira_flattening): ... here. Use
2760 copy_live_ranges_to_removed_store_destinations.
2762 * ira-emit.c (generate_edge_moves): Fix a comment.
2764 2008-09-12 Anatoly Sokolov <aesok@post.ru>
2767 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
2768 scratch register after 'set' pattern.
2770 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2772 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
2773 information passed to mark_reg_pointer.
2774 * explow.c (force_reg): Likewise.
2776 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2778 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
2779 when building for the celledp architecture.
2781 2008-09-12 Richard Guenther <rguenther@suse.de>
2783 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
2785 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
2787 PR rtl-optimization/37424
2788 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
2789 the regnos instead of the addresses.
2791 2008-09-11 Janis Johnson <janis187@us.ibm.com>
2793 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
2795 2008-09-11 Richard Guenther <rguenther@suse.de>
2797 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
2798 entering the weaker equivalence recording.
2800 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
2802 2008-09-11 Jeff Law <law@redhat.com>
2804 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
2805 by assign_stack_local on the IRA path for stack slot sharing
2806 as well as the non-IRA path.
2808 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
2810 * config/i386/i386.h: Fix whitespace issues.
2812 2008-09-11 Martin Jambor <mjambor@suse.cz>
2814 * ipa-prop.h (struct ipa_param_flags): Removed.
2815 (struct ipa_param_descriptor): New structure.
2816 (struct ipa_node_params): ipcp_lattices, param_decls and
2817 param_flags moved to ipa_param_description.
2818 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
2819 descriptors. Renamed all users.
2820 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
2821 changed to access descriptors. Renamed all users.
2822 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
2823 to access descriptors. Renamed all users.
2824 * ipa-cp.c (ipcp_init_cloned_node): Call
2825 ipa_initialize_node_params instead of ipa_count_formal_params and
2826 ipa_create_param_decls_array.
2827 (ipcp_analyze_node): Likewise.
2828 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
2829 descriptors. Renamed all users.
2830 (ipcp_initialize_node_lattices): Remove allocation.
2831 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2832 ipa_initialize_node_params instead of ipa_count_formal_params and
2833 ipa_create_param_decls_array.
2834 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
2835 ipa_populate_param_decls, made static, added parameter info,
2836 renamed mt to node, removed allocation, changed to use
2838 (ipa_count_formal_params): Made static, added parameter info,
2840 (ipa_initialize_node_params): New function.
2841 (ipa_check_stmt_modifications): Changed to use descriptors.
2842 (ipa_detect_param_modifications): Removed allocation, changed to
2844 (ipa_note_param_call): Changed to use descriptors.
2845 (ipa_analyze_params_uses): Removed allocation.
2846 (ipa_free_node_params_substructures): Changed to use descriptors.
2847 (ipa_edge_duplication_hook): Use the unused attribute.
2848 (ipa_node_duplication_hook): Use the unused attribute, changed to
2849 use descriptors, changed to duplicate descriptors.
2851 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
2852 changed all callers. Call ipa_propagate_indirect_call_infos if doing
2853 indirect inlining. Made static.
2854 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
2855 functions called only once.
2856 (cgraph_decide_recursive_inlining): Don't call
2857 ipa_propagate_indirect_call_infos, pass new_edges to
2858 cgraph_mark_inline_edge instead.
2859 (cgraph_decide_inlining_of_small_functions): Don't call
2860 ipa_propagate_indirect_call_infos, pass new_edges to
2861 cgraph_mark_inline_edge instead.
2862 (cgraph_decide_inlining): Don't call
2863 ipa_propagate_indirect_call_infos.
2864 * ipa-prop.c: Check that vectors are allocated.
2866 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
2867 iff a new cgraph edges have been created.
2868 (cgraph_decide_inlining): New variable redo_always_inline.
2869 Flattening and always_inlining loop until callgraph stabilizes.
2870 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
2871 true iff new cgraph edges have been created.
2872 (propagate_info_to_inlined_callees): Likewise.
2873 (ipa_propagate_indirect_call_infos): Likewise.
2875 2008-09-11 Richard Guenther <rguenther@suse.de>
2877 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
2878 (set_prologue_iterations): Likewise.
2879 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2881 (vect_update_init_of_dr): Likewise.
2882 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
2884 * fold-const.c (fold_unary): Do not generate calculations
2887 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
2889 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
2890 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
2891 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
2893 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
2895 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
2896 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
2897 before finalizing the changes.
2898 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
2900 (simplify_truth_ops_using_ranges): New.
2901 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
2902 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
2903 whether a simplification was made.
2904 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
2905 use a switch statement and also call simplify_truth_ops_using_ranges.
2907 2008-09-11 Jan Hubicka <jh@suse.cz>
2909 * ggc-common.c (loc_array): Make static.
2910 * dce.c (rest_of_handle_ud_dce): Free worklist.
2912 2008-09-11 Jan Hubicka <jh@suse.cz>
2914 * cgraph.c (cgraph_release_function_body): Plug memory leak on
2915 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
2916 function so we are sure we do not dangle it forever.
2917 * function.c (outer_function_chain, find_function_data): Remove.
2918 (function_context_stack): New.
2919 (push_function_context, pop_function_context): Update.
2920 * function.h (struct function): Remove pointer outer.
2921 (outer_function_chain, find_function_data): Remove.
2922 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
2924 2008-09-11 Jan Hubicka <jh@suse.cz>
2927 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
2929 2008-09-11 Jan Hubicka <jh@suse.cz>
2931 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
2933 2008-09-11 Jan Hubicka <jh@suse.cz>
2935 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
2936 (free_var_map_entry): New function.
2937 (redirect_edge_var_map_destroy): Use it.
2939 2008-09-11 Jan Hubicka <jh@suse.cz>
2942 * tree-inline.c (add_lexical_block): Replace with ...
2943 (prepend_lexical_block): ... prepend at begginig.
2944 (remap_blocks): Use it and reverse later.
2945 (expand_call_inline): Use prepend_lexical_block.
2947 2008-09-11 Jan Hubicka <jh@suse.cz>
2949 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
2951 2008-09-11 Jan Hubicka <jh@suse.cz>
2953 * function.c (free_after_compilation): Call insn_locators_free.
2954 * cfglayout.c (insn_locators_free): New function.
2955 * rtl.h (insn_locators_free): Declare.
2957 2008-09-11 Jan Hubicka <jh@suse.cz>
2959 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
2961 (cond_move_process_if_block): Update call.
2963 2008-09-11 Jan Hubicka <jh@suse.cz>
2965 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
2966 * vec.c: Include hashtab.h
2967 (vec_descriptor, ptr_hash_entry): New structures.
2968 (vec_desc_hash, vec_ptr_map): New static variables.
2969 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
2970 register_overhead, free_overhead, vec_heap_free): New functions.
2971 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
2972 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
2973 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
2976 2008-09-11 Ira Rosen <irar@il.ibm.com>
2978 PR tree-optimization/37474
2979 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
2980 length of load permutation.
2982 2008-09-11 Andreas Schwab <schwab@suse.de>
2984 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
2986 2008-09-11 Jakub Jelinek <jakub@redhat.com>
2989 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
2990 * dse.c (find_shift_sequence): Use extract_low_bits instead of
2991 simplify_gen_subreg.
2993 2008-09-11 Ira Rosen <irar@il.ibm.com>
2995 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
2998 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3001 * gimplify.c (gimplify_body): Call default_rtl_profile.
3004 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3005 instead of tok->val.node if not expanding to something else. Handle
3006 intervening CPP_PADDING tokens.
3007 (altivec_categorize_keyword): Remove unneeded comparisons.
3009 2008-09-10 Richard Guenther <rguenther@suse.de>
3011 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3013 2008-09-10 Richard Guenther <rguenther@suse.de>
3016 * tree-inline.c (insert_init_stmt): Make sure to not
3017 insert invalid gimple stores.
3019 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3021 PR tree-optimization/37388
3022 * toplev.c (process_options): Fail and warn when graphite
3023 flags are used, but the compiler has not been configured
3024 with graphite libraries.
3025 * graphite.c (graphite_transform_loops): Remove printfs
3026 to dump_file for the case when graphite is not available.
3028 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3031 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3032 the even element into register.
3033 (ix86_expand_vector_init_general): Don't use
3034 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3035 if we can't move from GPR to SSE register directly.
3037 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3039 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3040 not lose track of the number of NOPs needed. Number of NOPs needed
3041 for sync vs. loads workaround was switched; corrected. Run second
3042 pass for all workarounds. No NOPs needed after call insns. Change
3043 second pass to use find_next_insn_start and find_load helpers in order
3044 to properly detect parallel insns.
3045 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3047 2008-09-10 Jan Hubicka <jh@suse.cz>
3049 * value-prof.c (gimple_ic): Fix tuplification bug.
3050 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3053 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3055 PR tree-optimization/37353
3056 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3057 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3058 calls instead of cond_dead_built_in_calls.
3059 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3060 initalize the vector only before adding first entry. Use VEC_safe_push
3061 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3062 shrink_wrap_conditional_dead_built_in_calls call.
3064 2008-09-10 Ira Rosen <irar@il.ibm.com>
3066 PR tree-optimization/37385
3067 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3068 argument, and use it as a vector type if not NULL.
3069 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3071 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3072 additional argument.
3073 (vectorizable_load): Likewise.
3075 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3077 * config/i386/i386.md (SWI32): New mode iterator.
3078 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3081 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3083 PR rtl-optimization/37435
3084 * caller-save.c (insert_restore, insert_save): Check the mode by
3087 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3090 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3092 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3095 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3097 * doc/invoke.texi (ARM Options): Correct errors in discussion
3098 of -mfloat-abi, -mhard-float, and -msoft-float.
3100 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3101 Jan Hubicka <jh@suse.cz>
3104 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3105 calling gimple_regimplify_operands on it. Iterate over all newly
3106 added statements, not just the last one.
3107 (insert_init_stmt): Insert stmt into seq first, then call
3108 gimple_regimplify_operands on it. Don't create new gimplification
3109 context, nor find referenced vars.
3111 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3114 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3115 to pointer to vector pointer.
3116 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3117 propagate_info_to_inlined_callees): Likewise.
3118 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3119 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3120 ipa_check_create_edge_args.
3121 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3122 argument to pointer to vector pointer.
3123 (cgraph_decide_inlining_of_small_function): Adjust
3124 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3128 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3129 optimizing for size, not speed.
3131 PR rtl-optimization/37408
3132 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3133 if parm is promoted.
3135 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3137 PR tree-optimization/37375
3138 * tree-scalar-evolution.c (scev_info_str): Add field
3140 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3141 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3142 set_instantiated_value): Pass instantiated_below.
3143 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3145 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3146 the definitions are not instantiated.
3148 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3149 (block_before_loop): New.
3150 * tree-data-ref.c (dr_analyze_indices): Update uses of
3152 * graphite.c (block_before_scop): New.
3153 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3154 basic block, not a loop for determining the parameters.
3155 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3157 (idx_record_params, find_params_in_bb, find_scop_parameters,
3158 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3159 to instantiate_scev.
3161 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3163 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3167 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3169 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3170 Check zero freq and increase if necessary.
3172 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3174 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3175 regno is in the right range. Add comments.
3177 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3179 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3181 * mips-tfile.c (copy_object): Cast alloca result to int *.
3182 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3184 Rename class to sclass.
3185 (read_tfile): Cast read_seek return values to proper types.
3186 Cast xcalloc return value to proper type.
3188 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3190 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3191 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3192 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3194 2008-09-09 Jan Hubicka <jh@suse.cz>
3196 * profile.c (is_edge_inconsistent): Add debug output; ignore
3197 negative count on fake edges.
3198 (is_inconsistent): Add debug output.
3200 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3202 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3204 (choose_ready): When first insn is chosen from the ready list, also
3207 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3209 PR rtl-optimization/37360
3210 * haifa-sched.c (max_issue): Do not assert that we never issue more
3211 insns than issue_rate. Add comment.
3213 2008-09-09 Richard Guenther <rguenther@suse.de>
3215 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3216 (verify_types_in_gimple_call): Rename to ...
3217 (verify_gimple_call): ... this. Enhance.
3218 (verify_types_in_gimple_cond): Remove.
3219 (verify_gimple_comparison): New function ...
3220 (verify_types_in_gimple_assign): ... split out from here.
3221 (verify_types_in_gimple_return): Rename to ...
3222 (verify_gimple_return): ... this. Enhance.
3223 (verify_types_in_gimple_switch): Rename to ...
3224 (verify_gimple_switch): ... this. Enhance.
3225 (verify_gimple_goto): New function.
3226 (verify_types_in_gimple_phi): Rename to ...
3227 (verify_gimple_phi): ... this. Enhance.
3228 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3229 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3230 (verify_types_in_gimple_seq_2): Remove cases handled in
3231 verify_types_in_gimple_stmt.
3233 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3235 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3236 (push_multiple_operation, pop_multiple_operation): Set it.
3237 (workaround_rts_anomaly): New function.
3238 (workaround_speculation): New function, broken out of bfin_reorg.
3239 (bfin_reorg): Call the new functions.
3241 2008-09-09 Richard Guenther <rguenther@suse.de>
3245 * gimplify.c (gimplify_conversion): Change conversions of
3246 non-register type to VIEW_CONVERT_EXPRs.
3247 (gimplify_addr_expr): If we need to make the operand
3248 addressable make sure to use a properly initialized
3249 temporary for that so it gets a valid gimple store.
3251 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3253 * function.h (struct function): Add function_start_locus.
3254 * cfgexpand.c (gimple_expand_cfg): Use it.
3255 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3257 2008-09-09 Richard Guenther <rguenther@suse.de>
3259 PR tree-optimization/37433
3260 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3263 2008-09-09 Richard Guenther <rguenther@suse.de>
3265 PR tree-optimization/37387
3266 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3267 and bits to a common type.
3269 2008-09-09 Nick Clifton <nickc@redhat.com>
3271 * config/v850/v850.md (return): Restore frame size restriction.
3273 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3275 * c-common.c (c_expand_decl): Remove.
3276 * c-common.h (anon_aggr_type_p): Remove prototype.
3277 (DECL_ANON_UNION_ELEMS): Remove.
3278 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3279 * c-decl.c (anon_aggr_type_p): Remove.
3280 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3281 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3282 * langhooks.h (struct lang_hooks): Remove expand_decl.
3283 * langhooks.c (lhd_expand_decl): Remove.
3284 * stmt.c (expand_anon_union_decl): Remove.
3285 * tree.h (expand_anon_union_decl): Remove prototype.
3287 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3290 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3292 * config/avr/avr.md (QISI) : Define mode iterator.
3293 (negated_tst<mode>) : Redefine as split using mode macro.
3294 (reversed_tstqi): Define insn as reversed compare with zero.
3295 (reversed_tsthi): Ditto.
3296 (reversed_tstsi): Ditto.
3298 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3301 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3302 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3305 * predict.c (optimize_function_for_size_p): Don't segfault if
3307 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3308 tree_swap_operands_p): Don't test cfun != NULL before calling
3309 optimize_function_for_s*_p.
3311 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3313 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3316 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3318 * crx/crx.h (IRA_COVER_CLASSES): Define.
3320 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3323 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3324 even when a stmt has been gimple_modified_p, but after fold_stmt is
3325 not any longer. Remove unneeded may_have_exposed_new_symbols
3328 2008-09-08 Richard Guenther <rguenther@suse.de>
3330 PR tree-optimization/37421
3331 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3334 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3337 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3339 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3342 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3343 * pa-hpux10.h (LINK_SPEC): Likewise.
3344 * pa-hpux11.h (LINK_SPEC): Likewise.
3346 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3348 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3349 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3351 2008-09-07 Helge Deller <deller@gmx.de>
3353 * pa/linux-atomic.c: New file.
3354 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3355 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3357 2008-09-07 Richard Guenther <rguenther@suse.de>
3358 Ira Rosen <irar@il.ibm.com>
3360 PR tree-optimization/36630
3361 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3362 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3364 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3365 Ira Rosen <irar@il.ibm.com>
3367 PR tree-optimization/35642
3368 * config/rs6000/altivec.md (mulv8hi3): Implement.
3370 2008-09-06 Jeff Law <law@redhat.com>
3372 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3374 2008-09-06 Jan Hubicka <jh@suse.cz>
3376 PR tree-optimization/14703
3377 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3379 * passes.c (init_optimization_passes): Recompute inline parameters.
3381 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3383 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3386 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3387 Peter Fuerst <post@pfrst.de>
3389 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3390 * doc/extend.texi: Document __builtin_mips_cache.
3391 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3392 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3393 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3394 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3395 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3396 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3397 (set_push_mips_isas): New variable.
3398 (mips_r10k_cache_barrier): New variable.
3399 (cache): New availability predicate.
3400 (mips_builtins): Add an entry for __builtin_mips_cache.
3401 (mips_build_cvpointer_type): New function.
3402 (MIPS_ATYPE_CVPOINTER): New macro.
3403 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3405 (r10k_simplified_address_p, r10k_simplify_address)
3406 (r10k_uncached_address_p, r10k_safe_address_p)
3407 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3408 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3409 (r10k_insert_cache_barriers): New functions.
3410 (mips_reorg_process_insns): Delete cache barriers after a
3411 branch-likely instruction.
3412 (mips_reorg): Call r10k_insert_cache_barriers.
3413 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3414 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3415 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3416 (mips_cache, r10k_cache_barrier): New define_insns.
3418 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3420 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3421 * ira-color.c (setup_allocno_left_conflicts_num): Use
3422 hard_reg_set_equal_p instead of a comparison with
3423 ira_zero_hard_reg_set.
3424 * ira.c (setup_reg_subclasses): Likewise.
3425 (setup_cover_and_important_classes): Likewise.
3426 (setup_class_translate): Likewise.
3427 (setup_reg_class_intersect_union): Likewise.
3428 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3429 (ira_init_once): Don't initialize them.
3431 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3433 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
3435 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3437 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
3439 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3441 Improved branch hints, safe hints, and scheduling.
3443 * haifa-sched.c (sched_emit_insn) : Define.
3444 * sched-int.h (sched_emit_insn) : Add prototype.
3445 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
3446 -mhint-max-distance -msafe-hints) : Document.
3447 * config/spu/spu.c (spu_flag_var_tracking): New.
3448 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
3449 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
3450 TARGET_ASM_FILE_START): Define.
3451 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
3452 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
3453 (spu_emit_branch_hint): Add blocks argument.
3454 (insert_branch_hints, insert_nops): Remove.
3455 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
3456 uses_ls_unit, spu_sched_init_global, spu_sched_init,
3457 spu_sched_reorder, asm_file_start): New functions.
3458 (clock_var, spu_sched_length, pipe0_clock,
3459 pipe1_clock, prev_clock_var, prev_priority,
3460 spu_ls_first, prev_ls_clock): New static variables.
3461 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
3462 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
3463 (nopn_nv): Add a non-volatile version of nop.
3464 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
3465 -mhint-max-distance, -msafe-hints): New options.
3467 2008-09-05 Janis Johnson <janis187@us.ibm.com>
3468 Samuel Tardieu <sam@rfc1149.net>
3470 * opts.c (decode_options): Combine nested if statements.
3473 * opts.c (decode_options): Handle more relationships among
3474 unit-at-a-time, toplevel-reorder, and section-anchors.
3476 2008-09-05 David Daney <ddaney@avtrex.com>
3478 * doc/install.texi (--enable-reduced-reflection): Document new option.
3480 2008-09-05 Bob Wilson <bob.wilson@acm.org>
3482 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
3484 (constantpool_operand): New.
3485 (move_operand): Disallow sub-word modes for the constant pool.
3486 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
3487 (xtensa_secondary_reload_class): Replace with....
3488 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
3489 Set icode for sub-word reloads from the constant pool.
3490 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
3491 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3492 * config/xtensa/xtensa.md (reload<mode>_literal): New.
3493 * config/xtensa/xtensa-protos.h: Update prototypes.
3495 2008-09-05 Joseph Myers <joseph@codesourcery.com>
3497 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
3498 (REG_CLASS_NAMES): Update.
3499 (REG_CLASS_CONTENTS): Update.
3500 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
3501 of ALL_REGS for regs 77 and 78.
3502 * function.c (instantiate_virtual_regs_in_insn): Assert that
3503 return value of simplify_gen_subreg is not NULL.
3505 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
3507 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
3508 (gen_rtvec_v): Fix coding standards.
3510 2008-09-04 Jan Hubicka <jh@suse.cz>
3512 * i386.c (decide_alg): Be more conservative about optimizing for size.
3514 2008-09-04 Ian Lance Taylor <iant@google.com>
3516 * varasm.c (narrowing_initializer_constant_valid_p): New
3518 (initializer_constant_valid_p): Call it.
3520 2008-09-04 Jeff Law <law@redhat.com>
3522 * fold-const.c (native_encode_real): Fix computation of WORDS.
3523 (native_interpret_real): Likewise.
3525 2008-09-04 Janis Johnson <janis187@us.ibm.com>
3527 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
3529 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3531 * ira-conflicts.c (process_regs_for_copy): Check insn to check
3532 that the cost is already taken into account in ira-costs.c
3534 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
3536 * ira-build.c (print_copy, print_copies, ira_debug_copy,
3537 ira_debug_copies): New.
3538 (ira_bulid): Call print_copies.
3540 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
3542 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
3545 * config/rs6000/rs6000.c (optimization_options): Remove check of
3546 flag_toplevel_order.
3548 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3550 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
3551 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
3552 second operand is a reg_imm10_operand.
3553 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
3554 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
3555 (*seq_<GPR:mode><GPR2:mode>): Rename to
3556 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
3558 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
3559 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
3561 (*sne_<GPR:mode><GPR2:mode>): Rename to
3562 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
3565 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3567 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
3568 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
3569 combining an arithmetic right shift by more than 31 and a
3570 trunction. Don't match for out-of-range shift amounts. Set
3571 attribute mode to <MODE>.
3572 (*lshr32_trunc<mode>): Name the pattern combining a logical right
3573 shift by 32 and and a truncation. Set attribute mode to <MODE>.
3574 (*<optab>_trunc<mode>_exts): New pattern for truncated right
3575 shifts by less than 32.
3576 (extv): Change predicate on first operand to accept registers.
3577 Change predicate of the other operands from immediate_operand to
3578 const_int_operand. Expand exts when source is a register.
3579 (extzv): Change predicate of the constant operands from
3580 immediate_operand to const_int_operand.
3581 (extzv<mode>): Change predicate of the constant operands from
3582 immediate_operand to const_int_operand and no constraint. Also
3584 (*extzv_trunc<mode>_exts): New pattern.
3586 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3588 * config/mips/mips.h (ISA_HAS_CINS): New macro.
3589 * config/mips/mips-protos.h (mask_low_and_shift_p,
3590 mask_low_and_shift_len): Declare.
3591 * config/mips/mips.c (mask_low_and_shift_p,
3592 mask_low_and_shift_len): New functions.
3593 (mips_print_operand): Handle new operand prefix "m".
3594 * config/mips/mips.md (*cins<mode>): New pattern.
3596 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3598 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
3599 optimizing for size.
3601 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3603 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
3604 regardless of epilogue_completed.
3606 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3609 * ira-lives.c (process_bb_node_lives): Check setjmp.
3611 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3614 * ira-build.c (form_loop_tree): Reverse BB walk.
3615 (create_bb_allocnos): Likewise.
3616 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
3617 (mark_reg_store): Rename to...
3618 (mark_ref_live): ...this and take a df_ref argument instead of
3619 note_stores arguments. Assert that we have a register.
3620 (mark_reg_clobber): Delete.
3621 (def_conflicts_with_inputs_p): New function.
3622 (mark_reg_conflicts): Delete.
3623 (mark_reg_death): Rename to...
3624 (mark_ref_dead): ...this and take a df_ref argument instead of
3625 a register. Assert that we have a register.
3626 (process_bb_node_lives): Hoist frequency calculation out of
3627 instruction walk. Convert from a forwards scan to a backwards scan.
3628 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
3629 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
3630 (create_allocno_live_ranges): Don't create regs_set.
3632 2008-09-04 Ian Lance Taylor <iant@google.com>
3634 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
3635 or REG_LABEL_TARGET.
3636 * calls.c (emit_library_call_value_1): Use MEM_P rather than
3637 comparing MODE with MEM.
3638 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
3639 comparing with GF_PREDICT_TAKEN.
3640 (gimple_get_lhs): Change code to enum gimple_code.
3641 (gimple_set_lhs): Likewise.
3642 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
3643 * omp-low.c (find_omp_clause): Change kind parameter to enum
3645 * tree-flow.h (find_omp_clause): Update declaration.
3646 * regrename.c (clear_dead_regs): Change kind parameter to enum
3648 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
3650 * see.c (see_get_extension_data): Change return type to enum
3651 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
3652 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
3653 (see_gen_normalized_extension): Change extension_code parameter to
3655 (see_seek_pre_extension_expr): Change extension_code to enum
3657 (see_merge_one_def_extension): Likewise.
3658 (see_handle_relevant_defs): Likewise.
3659 (see_handle_relevant_uses): Likewise.
3660 (see_analyze_one_def): Likewise.
3661 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
3662 GIMPLE_ASM rather than ASM_EXPR.
3663 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
3664 GIMPLE_RETURN rather than RETURN_EXPR.
3665 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
3666 (evaluate_stmt): Likewise.
3667 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
3668 to enum vect_relevant.
3669 (vect_mark_stmts_to_be_vectorized): Change assertion to not
3670 compare gimple codes with tree codes.
3672 2008-09-04 Paul Brook <paul@codesourcery.com>
3674 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
3676 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3678 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
3679 pointer check lost in the recent no-unit-at-a-time patch.
3681 2008-09-04 Jan Hubicka <jh@suse.cz>
3684 * tree-switch-conversion.c (check_final_bb): Accept only IP
3687 2008-09-04 Jan Hubicka <jh@suse.cz>
3689 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
3691 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
3692 using_ranges argument.
3693 (vrp_evaluate_conditional): Avoid bogus warning for type range.
3694 (vrp_visit_cond_stmt): Update call of
3695 vrp_evaluate_conditional_warnv_with_ops
3697 2008-09-04 Jan Hubicka <jh@suse.cz>
3699 PR tree-optimization/37345
3700 PR tree-optimization/37358
3701 PR tree-optimization/37357
3702 * tree.c (build_function_type_skip_args): Build distinct type copy;
3704 (build_function_decl_skip_args): Set type of new decl not orig decl;
3705 clear DECL_VINDEX for methods turned into functions.
3707 2008-09-04 Nick Clifton <nickc@redhat.com>
3709 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
3710 * configure: Regenerate.
3711 * config.in: Regenerate.
3712 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
3713 alignment field, if it is supported.
3715 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
3717 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
3720 2008-09-03 David Edelsohn <edelsohn@gnu.org>
3722 * config/rs6000/rs6000.c (processor_target_table): Do not
3723 enable VMX for POWER6.
3725 2008-09-03 Anton Blanchard <anton@samba.org>
3727 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
3728 emit memory barrier before operation.
3730 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
3733 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
3734 default_elf_asm_output_external.
3736 2008-09-03 Jeff Law <law@redhat.com>
3738 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
3740 2008-09-03 Richard Henderson <rth@redhat.com>
3742 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
3743 memory barrier to below the test-and-set.
3744 (alpha_split_lock_test_and_set_12): Likewise.
3746 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3750 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
3753 * ira-color.c (print_loop_title): Use all_allocnos.
3754 (color_pass): Ditto. Don't add border_allocnos. Check that
3755 subloop allocno in the correspdoning bitmap all_allocnos.
3757 * ira-emit.c (change_loop): Use all_allocnos.
3759 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
3760 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
3761 (create_cap_allocno): Remove setting mentioned_allocnos.
3762 (create_insn_allocnos): Ditto.
3763 (remove_unnecessary_allocnos): Use all_allocnos.
3764 (check_allocno_creation): Check that allocnos are in the
3765 corresponding bitmap all_allocnos.
3767 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3771 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
3772 (process_regs_for_copy): Process subregs. Refine check when cost
3773 is taken into account in ira-costs.c.
3774 (process_reg_shuffles): Use REG_SUBREG_P.
3775 (add_insn_allocno_copies): Ditto. Ignore modes.
3777 * ira-color.c (conflict_allocno_vec): New.
3778 (COST_HOP_DIVISOR): New macro.
3779 (update_copy_costs_1): Use it.
3780 (update_conflict_hard_regno_costs): New function.
3781 (assign_hard_reg): Use it.
3782 (ira_color): Allocate and free conflict_allocno_vec.
3784 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3788 * ira-int.h (ira_sort_insn_chain): Remove.
3790 * ira.c (basic_block_order_nums, chain_insn_order,
3791 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
3792 (ira): Don't call ira_sort_insn_chain.
3794 * reload1.c (reload): Don't call ira_sort_insn_chain.
3796 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3799 * cgraphunit.c (update_call_expr): Remove eh regions from statements
3800 which become non throw.
3801 (cgraph_function_versioning): Also clear DECL_WEAK. Call
3802 update_call_expr after updating the flags on the decl.
3804 2008-09-03 Jan Hubicka <jh@suse.cz>
3806 PR tree-optimization/37315
3807 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
3808 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
3809 (cgraph_analyze_functions): Use node->analyzed
3810 (cgraph_mark_functions_to_output): Likewise.
3811 (cgraph_expand_function): All functions can be released after
3813 (cgraph_optimize): Use gimple_has_body_p.
3814 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
3815 (cgraph_decide_inlining_incrementally): Likewise.
3816 (inline_transform): Inline transform.
3817 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
3819 (inlinable_function_p): Drop gimple_body check.
3820 (expand_call_inline): Use gimple_has_body_p.
3821 * gimple.c (gimple_has_body_p): New.
3822 * gimple.h (gimple_has_body_p): Add prototype.
3823 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
3824 (dump_function_to_file): Use gimple_has_body_p check.
3826 2008-09-03 Jakub Jelinek <jakub@redhat.com>
3829 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
3831 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
3833 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3835 From Michael Frysinger <michael.frysinger@analog.com>
3836 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
3837 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
3840 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
3843 * doc/extend.texi: Document picoChip builtin functions.
3844 * doc/invoke.texi: Document picoChip options.
3845 * doc/contrib.texi: Add picoChip contribution.
3846 * doc/md.texi: Document picoChip constraints.
3847 * config.gcc: Add picochip-*-*.
3848 * config/picochip/: Add new port.
3850 2008-09-03 Richard Guenther <rguenther@suse.de>
3852 PR tree-optimization/37328
3853 * tree-sra.c (sra_build_assignment): Gimplify properly.
3854 (generate_copy_inout): Take the correct stmt as definition,
3855 remove bogus assert.
3857 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3859 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
3862 From Michael Frysinger <michael.frysinger@analog.com>
3863 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
3865 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
3867 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
3868 (__gthread_setspecific): Revert 2008-08-31 change to
3869 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
3871 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
3873 * diagnostic.c (error_at): New.
3874 * toplev.h (error_at): New prototype.
3875 * c-typeck.c (build_array_ref): Call error_at instead of error.
3876 Pass location to pedwarn.
3878 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
3880 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
3882 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3884 * dwarf2out.c (tree_add_const_value_attribute): Only handle
3885 VAR_DECL and CONST_DECL.
3887 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3888 Jakub Jelinek <jakub@redhat.com>
3890 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
3891 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
3892 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
3893 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
3894 Don't set ix86_save_varrargs_registers.
3895 (ix86_setup_incoming_varargs): Assume cum != NULL.
3896 (ix86_va_start): Check ix86_varargs_gpr_size and
3897 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
3898 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
3899 from frame pointer if ix86_varargs_gpr_size == 0.
3900 (ix86_compute_frame_layout): Updated.
3901 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
3902 (ix86_varargs_gpr_size): Define.
3903 (ix86_varargs_fpr_size): Likewise.
3904 (machine_function): Remove save_varrargs_registers.
3905 Add varargs_gpr_size and varargs_fpr_size.
3907 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3909 * config/alpha/alpha.c (va_list_skip_additions,
3910 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
3911 (alpha_gimplify_va_arg): Call unshare_expr on second use of
3914 PR tree-optimization/36766
3915 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
3916 for already removed basic blocks.
3919 * real.c (real_maxval): Clear a lower bit to make real_maxval
3920 match get_max_float for IBM long double format.
3922 2008-09-02 Andreas Schwab <schwab@suse.de>
3924 * configure.ac: Use m4_quote to quote the expansion of m4_do.
3925 * configure: Regenerate.
3927 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
3929 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
3930 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
3931 checking for a non-VOID CONSTANT_P.
3933 2008-09-02 Jan Hubicka <jh@suse.cz>
3935 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
3936 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
3939 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3941 * expr.c (emit_group_store): Don't assert stack temp mode size.
3943 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
3944 Tobias Grosser <grosser@fim.uni-passau.de>
3945 Jan Sjodin <jan.sjodin@amd.com>
3946 Harsha Jagasia <harsha.jagasia@amd.com>
3947 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3948 Konrad Trifunovic <konrad.trifunovic@inria.fr>
3949 Adrien Eliche <aeliche@isty.uvsq.fr>
3951 Merge from graphite branch.
3954 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
3955 * doc/invoke.texi (-floop-block, -floop-interchange,
3956 -floop-strip-mine): Document new flags.
3957 * tree-into-ssa.c (gimple_vec): Moved...
3958 * tree-loop-distribution.c (rdg_component): Moved...
3959 * cfgloopmanip.c: Include tree-flow.h.
3960 (update_dominators_in_loop): New.
3961 (create_empty_if_region_on_edge): New.
3962 (create_empty_loop_on_edge): New.
3963 (loopify): Use update_dominators_in_loop.
3964 * tree-pass.h (pass_graphite_transforms): Declared.
3965 * configure: Regenerate.
3966 * tree-phinodes.c (make_phi_node): Export.
3967 (add_phi_node_to_bb): New, split from create_phi_node.
3968 * tree-chrec.c (for_each_scev_op): New.
3969 * tree-chrec.h (for_each_scev_op): Declared.
3970 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
3971 (remove_statement): Call get_phi_with_result.
3972 * config.in (HAVE_cloog): Undef.
3973 * gdbinit.in (pgg): New.
3974 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
3975 * tree-ssa-loop.c (graphite_transforms): New.
3976 (gate_graphite_transforms): New.
3977 (pass_graphite_transforms): New.
3978 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
3979 HAVE_cloog): Defined.
3980 * tree-vectorizer.c (rename_variables_in_bb): Export.
3981 * tree-data-ref.c (dr_may_alias_p): Export.
3982 (stmt_simple_memref_p): New.
3983 (find_data_references_in_stmt): Export.
3984 (find_data_references_in_loop): Export.
3985 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
3986 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
3987 (create_rdg_vertices): Export.
3988 (build_empty_rdg): New.
3989 (build_rdg): Call build_empty_rdg. Free dependence_relations.
3990 * tree-data-ref.h (rdg_component): ... here.
3992 (struct data_reference): Add a field scop.
3994 (find_data_references_in_loop): Declared.
3995 (find_data_references_in_stmt): Declared.
3996 (create_rdg_vertices): Declared.
3997 (dr_may_alias_p): Declared.
3998 (stmt_simple_memref_p): Declared.
3999 (struct rdg_edge): Add a field ddr_p relation.
4000 (build_empty_rdg): Declared.
4001 * lambda.h (lambda_matrix): Declare a VEC of.
4002 (find_induction_var_from_exit_cond): Declared.
4003 (lambda_vector_compare): New.
4004 * common.opt (fgraphite, floop-strip-mine,
4005 floop-interchange, floop-block): New flags.
4006 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4007 * cfgloop.c (is_loop_exit): New.
4008 * cfgloop.h (is_loop_exit): Declared.
4009 (create_empty_if_region_on_edge): Declared.
4010 (create_empty_loop_on_edge): Declared.
4011 * tree-flow.h (add_phi_node_to_bb): Declared.
4012 (make_phi_node): Declared.
4013 (rename_variables_in_bb): Declared.
4014 (perfect_loop_nest_depth): Declared.
4015 (graphite_transform_loops): Declared.
4016 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4017 (graphite.o-warn): Add -Wno-error.
4018 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4019 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4020 (INCLUDES): Add PPLINC, CLOOGINC.
4021 (OBJS-common): Add graphite.o.
4022 (graphite.o): Add rule.
4023 * gimple.h (gimple_vec): ... here.
4024 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4025 * passes.c (init_optimization_passes): Schedule
4026 pass_graphite_transforms.
4028 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4031 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4032 and -fno-toplevel-reorder after handle_options.
4034 2008-09-02 Paul Brook <paul@codesourcery.com>
4036 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4037 (arm_override_options): Set arm_tune_cortex_a9.
4038 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4039 (arm_issue_rate): Handle cortexa9.
4040 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4041 * config/arm/arm-cores.def: Add cortex-a9.
4042 * config/arm/arm-tune.md: Regenerate.
4043 * config/arm/arm.md: Include cortex-a9.md.
4044 (generic_sched, generic_vfp): Add cortexa9.
4045 * config/arm/cortex-a9.md: New file.
4047 2008-09-02 Richard Guenther <rguenther@suse.de>
4049 PR tree-optimization/37327
4050 * tree-vrp.c (register_new_assert_for): Make sure to not have
4051 TREE_OVERFLOW set on the bound.
4053 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4055 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4057 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4058 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4061 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4063 * gcc/config/spu/spu.md (divdf3): Removed.
4065 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4067 PR tree-optimization/37095
4068 * cgraph.c (cgraph_node): When creating new cgraph node after
4069 assembler_name_hash has been populated, record it in the hash
4072 2008-09-01 Paul Brook <paul@codesourcery.com>
4074 * doc/invoke.texi: Document -mword-relocations.
4075 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4076 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4077 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4078 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4079 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4080 (arm_emit_movpair): New function.
4081 (arm_print_operand <c>): Handle sybolic addresses.
4082 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4083 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4084 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4085 * config/arm/arm.opt: Add -mword-relocations.
4086 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4087 (arm_movt, arm_movw): New.
4089 2008-09-01 Paul Brook <paul@codesourcery.com>
4091 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4092 Allow Interworking on ARMv4 EABI based targets.
4093 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4094 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4096 2008-09-01 Paul Brook <paul@codesourcery.com>
4098 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4099 optimized LT0 test. Remove optimization for GT.
4101 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4103 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4104 openmp applications.
4105 * pa-hpux11.h (LIB_SPEC): Likewise.
4107 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4110 2008-09-01 Jan Hubicka <jh@suse.cz>
4112 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4113 present, use only counts; when guessed use only frequencies.
4114 (estimate_bb_frequencies): Use function_frequency.
4115 * profile.c (compute_branch_probabilities): Exit early when
4116 profile reading failed. Set profile_status.
4117 (branch_prob): Do not set profile_status.
4119 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4121 * tree.c (protected_set_expr_location): New.
4122 * tree.h (protected_set_expr_location): New prototype.
4123 * c-tree.h (build_array_ref): Add argument.
4124 (parser_build_unary_op): Same.
4125 * c-typeck.c (build_indirect_ref): Handle new location argument.
4126 (build_array_ref): Same.
4127 (parser_build_unary_op): Same.
4128 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4130 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4132 * c-common.c (finish_label_address_expr): Handle new location argument.
4133 * c-common.h (build_indirect_ref): Add argument.
4134 (finish_label_address_expr): Same.
4135 * c-parser.c (c_parser_unary_expression): Pass location to build
4137 (c_parser_postfix_expression): Same.
4139 2008-09-01 Paul Brook <paul@codesourcery.com>
4141 * config/arm/arm.md: Include cortex-r4f.md.
4142 (attr fpu): Update type list.
4143 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4144 fconstd, fcmps and fcmpd.
4145 (attr tune_cortexr4): Define.
4146 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4147 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4148 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4149 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4150 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4151 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4152 cortex_a8_vfp_farith: Ditto.
4153 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4154 * config/arm/cortex-r4.md: Use tune_cortexr4.
4155 * config/arm/cortex-r4f.md: New file.
4157 2008-09-01 Richard Guenther <rguenther@suse.de>
4159 PR tree-optimization/37305
4160 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4161 the result of constant conversions.
4162 (fold_gimple_assign): Likewise.
4164 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4166 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4167 #ifdef ENABLE_CHECKING.
4169 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4171 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4172 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4173 when !INSN_SCHEDULING.
4175 2008-09-01 Andreas Schwab <schwab@suse.de>
4177 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4179 2008-09-01 Paul Brook <paul@codesourcery.com>
4181 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4183 2008-09-01 Jan Hubicka <jh@suse.cz>
4185 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4187 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4189 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4190 * gimplify.c (gimplify_init_constructor): Add speed operand.
4191 * tree-sra.c (decide_block_copy): Likewise.
4192 * tree-inline.c (estimate_move_cost): Likewise.
4193 * config/alpha/alpha.h (MOVE_RATIO): Update.
4194 * config/frv/frv.c (MOVE_RATIO): Update.
4195 * config/spu/spu.h (MOVE_RATIO): Update.
4196 * config/sparc/sparc.h (MOVE_RATIO): Update.
4197 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4198 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4199 * config/cris/cris.h (MOVE_RATIO): Update.
4200 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4201 * config/arm/arm.h (MOVE_RATIO): Update.
4202 * config/pa/pa.md: Update uses of MOVE_RATIO
4203 * config/pa/pa.h (MOVE_RATIO): Update.
4204 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4205 CLEAR_RATIO, SET_RATIO): Update.
4206 * config/h8300/h8300.h (MOVE_RATIO): Update.
4207 * config/v850/v850.h (MOVE_RATIO): Update.
4208 * config/bfin/bfin.h (MOVE_RATIO): Update.
4210 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4211 Dmitry Melnik <dm@ispras.ru>
4212 Dmitry Zhurikhin <zhur@ispras.ru>
4213 Alexander Monakov <amonakov@ispras.ru>
4214 Maxim Kuvyrkov <maxim@codesourcery.com>
4216 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4217 sel-sched-dump.c, sel-sched-ir.c: New files.
4218 * Makefile.in (OBJS-common): Add selective scheduling object files.
4219 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4220 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4221 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4222 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4223 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4224 (make_forwarder_block): Update loop latch if we have redirected
4225 the loop latch edge.
4226 * cfgloop.c (get_loop_body_in_custom_order): New function.
4227 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4228 (CP_FALLTHRU_PREHEADERS): Likewise.
4229 (get_loop_body_in_custom_order): Declare.
4230 * cfgloopmanip.c (has_preds_from_loop): New.
4231 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4232 Assert that the preheader edge will be fall thru when it is set.
4233 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4234 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4235 fsel-sched-substitution, fselective-scheduling): New flags.
4236 * cse.c (hash_rtx_cb): New.
4238 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4239 sel_sched_insn_cnt): New counters.
4240 * final.c (compute_alignments): Export. Free dominance
4241 info after loop_optimizer_finalize.
4242 * genattr.c (main): Output maximal_insn_latency prototype.
4243 * genautomata.c (output_default_latencies): New.
4244 Factor its code from ...
4245 (output_internal_insn_latency_func): ... here.
4246 (output_internal_maximal_insn_latency_func): New.
4247 (output_maximal_insn_latency_func): New.
4248 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4249 (struct hard_reg_set_iterator): New.
4250 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4251 hard_reg_set_iter_next): New functions.
4252 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4253 * lists.c (remove_free_INSN_LIST_node,
4254 remove_free_EXPR_LIST_node): New functions.
4255 * loop-init.c (loop_optimizer_init): When
4256 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4257 calling create_preheaders.
4258 (loop_optimizer_finalize): Do not verify flow info after reload.
4259 * recog.c (validate_replace_rtx_1): New parameter simplify.
4260 Default it to true. Update all uses. Factor out simplifying
4262 (simplify_while_replacing): ... this new function.
4263 (validate_replace_rtx_part,
4264 validate_replace_rtx_part_nosimplify): New.
4265 * recog.h (validate_replace_rtx_part,
4266 validate_replace_rtx_part_nosimplify): Declare.
4267 * rtl.c (rtx_equal_p_cb): New.
4268 (rtx_equal_p): Use it.
4269 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4270 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4271 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4272 * vecprim.h: Add a vector type for unsigned int.
4273 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4274 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4275 ready_try, cycle_issued_insns, spec_info): Make global.
4276 (readyp): Initialize.
4277 (dfa_lookahead): New global variable.
4278 (old_max_uid, old_last_basic_block): Remove.
4279 (h_i_d): Make it a vector.
4280 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4282 (after_recovery, adding_bb_to_current_region_p):
4283 New variables to handle correct insertion of the recovery code.
4284 (struct ready_list): Move declaration to sched-int.h.
4285 (rgn_n_insns): Removed.
4286 (rtx_vec_t): Move to sched-int.h.
4287 (find_insn_reg_weight): Remove.
4288 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4289 (haifa_init_h_i_d, haifa_finish_h_i_d):
4290 New functions to initialize / finalize haifa instruction data.
4291 (extend_h_i_d, init_h_i_d): Rewrite.
4292 (unlink_other_notes): Move logic to add_to_note_list. Handle
4293 selective scheduler.
4294 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4295 find_fallthru_edge): Make global, remove static prototypes.
4296 (max_issue): Make global. Add privileged_n and state parameters. Use
4298 (extend_global, extend_all): Removed.
4299 (init_before_recovery): Add new param. Fix the handling of the case
4300 when we insert a recovery code before the EXIT which has a predecessor
4301 with a fallthrough edge to it.
4302 (create_recovery_block): Make global. Rename to
4303 sched_create_recovery_block. Update.
4304 (change_pattern): Rename to sched_change_pattern. Make global.
4305 (speculate_insn): Rename to sched_speculate_insn. Make global.
4306 Split haifa-specific functionality into ...
4307 (haifa_change_pattern): New static function.
4308 (sched_extend_bb): New static function.
4309 (sched_init_bbs): New function.
4310 (current_sched_info): Change type to struct haifa_sched_info.
4311 (insn_cost): Adjust for selective scheduling.
4312 (dep_cost_1): New function. Move logic from ...
4313 (dep_cost): ... here.
4314 (dep_cost): Use dep_cost_1.
4315 (contributes_to_priority_p): Use sched_deps_info instead of
4317 (priority): Adjust to work with selective scheduling. Process the
4318 corner case when all dependencies don't contribute to priority.
4319 (rank_for_schedule): Use ds_weak instead of dep_weak.
4320 (advance_state): New function. Move logic from ...
4321 (advance_one_cycle): ... here.
4322 (add_to_note_list, concat_note_lists): New functions.
4323 (rm_other_notes): Make static. Adjust for selective scheduling.
4324 (remove_notes, restore_other_notes): New functions.
4325 (move_insn): Add two arguments. Update assert. Don't call
4327 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4328 Remove more_issue, max_points. Move the code to initialize
4329 max_lookahead_tries to max_issue.
4330 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4331 ready. Adjust use of move_insn. Call restore_other_notes.
4333 (sched_init, sched_finish): Move Haifa-specific initialization/
4335 (haifa_sched_init, haifa_sched_finish): ... respectively.
4337 (setup_sched_dump): New function.
4338 (haifa_init_only_bb): New static function.
4339 (haifa_speculate_insn): New static function.
4340 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4341 (extend_ready, extend_all): Remove.
4342 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4343 (create_check_block_twin, add_to_speculative_block): Use
4344 haifa_insns_init instead of extend_global. Update to use new
4345 initialization functions. Change parameter. Factor out code from
4346 create_check_block_twin to ...
4347 (sched_create_recovery_edges) ... this new function.
4348 (add_block): Remove.
4349 (sched_scan_info): New.
4350 (extend_bb): Use sched_scan_info.
4351 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4352 static functions for walking through scheduling region.
4353 (sched_luids): New vector variable to replace uid_to_luid.
4354 (luids_extend_insn): New function.
4355 (sched_max_luid): New variable.
4356 (luids_init_insn): New function.
4357 (sched_init_luids, sched_finish_luids): New functions.
4358 (insn_luid): New debug function.
4359 (sched_extend_target): New function.
4360 (haifa_init_insn): New static function.
4361 (sched_init_only_bb): New hook.
4362 (sched_split_block): New hook.
4363 (sched_split_block_1): New function.
4364 (sched_create_empty_bb): New hook.
4365 (sched_create_empty_bb_1): New function.
4366 (common_sched_info, ready): New global variables.
4367 (current_sched_info_var): Remove.
4368 (move_block_after_check): Use common_sched_info.
4369 (haifa_luid_for_non_insn): New static function.
4370 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4371 (increase_insn_priority): New.
4372 * modulo-sched.c: (issue_rate): Remove static declaration.
4373 (sms_sched_info): Change type to haifa_sched_info.
4374 (sms_sched_deps_info, sms_common_sched_info): New variables.
4375 (setup_sched_infos): New.
4376 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4377 Do not call regstat_free_calls_crossed.
4378 (sms_print_insn): Use const_rtx.
4379 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4380 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4381 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4382 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4383 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4384 current_sched_info to use it.
4385 (enum reg_pending_barrier_mode): Move to sched-int.h.
4386 (h_d_i_d): New variable. Initialize to NULL.
4387 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4389 (estimate_dep_weak): Remove static declaration.
4390 (sched_has_condition_p): New function. Adjust users of
4391 sched_get_condition to use it instead.
4392 (conditions_mutex_p): Add arguments indicating which conditions are
4394 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4395 argument to indicate whether returned condition is reversed. Do not
4396 generate new rtx when condition should be reversed; indicate it by
4397 setting new argument instead.
4398 (add_dependence_list_and_free): Add deps parameter.
4399 Update all users. Do not free dependence list when
4400 deps context is readonly.
4401 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4403 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4404 (remove_from_deps): New. Use the above functions.
4405 (cur_insn, can_start_lhs_rhs_p): New static variables.
4406 (add_or_update_back_dep_1): Initialize present_dep_type.
4407 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4408 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4409 haifa_note_dep): New functions implementing dependence hooks for
4410 the Haifa scheduler.
4411 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4412 note_dep): New functions.
4413 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4415 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4416 (free_deps): Initialize deps->reg_last.
4417 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4418 sched_analyze_insn): Update to use dependency hooks infrastructure
4419 and readonly contexts.
4420 (deps_analyze_insn): New function. Move part of logic from ...
4421 (sched_analyze): ... here. Also move some logic to ...
4422 (deps_start_bb): ... here. New function.
4423 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4425 (sched_deps_init): New function. Move code from ...
4426 (init_dependency_caches): ... here. Remove.
4427 (init_deps_data_vector): New.
4428 (sched_deps_finish): New function. Move code from ...
4429 (free_dependency_caches): ... here. Remove.
4430 (init_deps_global, finish_deps_global): Adjust for use with
4431 selective scheduling.
4432 (get_dep_weak): Move logic to ...
4433 (get_dep_weak_1): New function.
4434 (ds_merge): Move logic to ...
4435 (ds_merge_1): New static function.
4436 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
4437 (ds_get_max_dep_weak): New function.
4438 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
4439 (n_insns): Rename to rgn_n_insns.
4440 (debug_ebb_dependencies): New function.
4441 (init_ready_list): Use it.
4442 (begin_schedule_ready): Use sched_init_only_bb.
4443 (ebb_print_insn): Indicate when an insn starts a new cycle.
4444 (contributes_to_priority, compute_jump_reg_dependencies,
4445 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
4446 (add_block1): Remove to ebb_add_block.
4447 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
4448 (schedule_ebb): Initialize them. Use remove_notes instead of
4449 rm_other_notes. Use haifa_local_init/finish.
4450 (schedule_ebbs): Use haifa_sched_init/finish.
4451 * sched-int.h: Include vecprim.h, remove rtl.h.
4452 (struct ready_list): Delete declaration.
4453 (sched_verbose_param, enum sched_pass_id_t,
4454 bb_vec_t, insn_vec_t, rtx_vec_t): New.
4455 (struct sched_scan_info_def): New structure.
4456 (sched_scan_info, sched_scan, sched_init_bbs,
4457 sched_init_luids, sched_finish_luids, sched_extend_target,
4458 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
4459 (struct common_sched_info_def): New.
4460 (common_sched_info, haifa_common_sched_info,
4461 sched_emulate_haifa_p): Declare.
4463 (sched_luids): Declare.
4464 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
4465 (sched_max_luid, insn_luid): Declare.
4466 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
4467 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
4468 print_insn, print_pattern, print_value, haifa_classify_insn,
4469 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
4470 setup_sched_dump, sched_init, sched_finish,
4471 sel_insn_is_speculation_check): Export.
4472 (struct ready_list): Move from haifa-sched.c.
4473 (ready_try, ready, max_issue): Export.
4474 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
4475 sched_init_only_bb, sched_split_block, sched_split_block_1,
4476 sched_create_empty_bb, sched_create_empty_bb_1,
4477 sched_create_recovery_block, sched_create_recovery_edges): Export.
4478 (enum reg_pending_barrier_mode): Export.
4479 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
4481 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
4482 print_insn field. Move add_block and fix_recovery_cfg to
4483 common_sched_info_def. Move compute_jump_reg_dependencies,
4485 (struct sched_deps_info_def): ... this new structure.
4486 (sched_deps_info): Declare.
4487 (struct spec_info_def): Remove weakness_cutoff, add
4488 data_weakness_cutoff and control_weakness_cutoff.
4489 (spec_info): Declare.
4490 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
4492 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
4493 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
4494 (current_sched_info): Change type to struct haifa_sched_info.
4495 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
4496 (h_d_i_d): New variable.
4497 (HDID): New accessor macro.
4498 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
4499 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
4501 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
4502 (enum SCHED_FLAGS): Update for selective scheduler.
4503 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
4504 (init_dependency_caches, free_dependency_caches): Delete declarations.
4505 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
4506 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
4507 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
4508 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
4509 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
4511 (rm_other_notes): Delete declaration.
4512 (schedule_block): Remove one argument.
4513 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
4514 ready_element, ready_lastpos, sched_extend_ready_list,
4515 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
4516 concat_note_lists): Export.
4517 (struct region): Move from sched-rgn.h.
4518 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4519 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4520 BLOCK_TO_BB, CONTAINING_RGN): Export.
4521 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
4522 (current_nr_blocks, current_blocks, target_bb): Likewise.
4523 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
4524 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
4525 sched_rgn_local_init, extend_regions,
4526 rgn_make_new_region_out_of_new_block, compute_priorities,
4527 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
4528 extend_rgns, deps_join rgn_setup_common_sched_info,
4529 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
4530 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
4531 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
4532 increase_insn_priority): Likewise.
4533 * sched-rgn.c: Include sel-sched.h.
4534 (ref_counts): New static variable. Use it ...
4535 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
4536 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
4537 (sched_is_disabled_for_current_region_p): Delete static declaration.
4538 (struct region): Move to sched-int.h.
4539 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4540 ebb_head): Define and initialize.
4541 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4542 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
4543 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
4545 (find_single_block_region): Add new argument to indicate that EBB
4546 regions should be constructed.
4547 (debug_live): Delete declaration.
4548 (current_nr_blocks, current_blocks, target_bb):
4549 Remove static qualifiers.
4550 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
4552 (init_regions): Delete declaration.
4553 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
4554 rgn_estimate_number_of_insns): New.
4555 (too_large): Use estimate_number_of_insns.
4556 (haifa_find_rgns): New. Move the code from ...
4557 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
4558 (free_trg_info): New.
4559 (compute_trg_info): Allocate candidate tables here instead of ...
4560 (init_ready_list): ... here.
4561 (rgn_print_insn): Use const_rtx.
4562 (contributes_to_priority, extend_regions): Delete static declaration.
4563 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
4564 (add_block1): Rename to rgn_add_block.
4565 (debug_rgn_dependencies): Delete static qualifier.
4566 (new_ready): Use sched_deps_info. Simplify.
4567 (rgn_common_sched_info, rgn_const_sched_deps_info,
4568 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
4570 (region_sched_info): Rename to rgn_const_sched_info.
4571 (deps_join): New, extracted from ...
4572 (propagate_deps): ... here.
4573 (compute_block_dependences, debug_dependencies): Update for selective
4575 (free_rgn_deps, compute_priorities): New functions.
4576 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
4577 sched_rgn_compute_dependencies): New functions.
4578 (schedule_region): Use them.
4579 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
4580 rgn_setup_common_sched_info, rgn_setup_sched_infos):
4582 (schedule_insns): Call new functions that were split out.
4583 (rgn_make_new_region_out_of_new_block): New.
4584 (get_rgn_sched_max_insns_priority): New.
4585 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
4586 scheduling when appropriate.
4587 * sched-vis.c: Include insn-attr.h.
4588 (print_value, print_pattern): Make global.
4589 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
4590 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
4591 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
4592 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
4593 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
4594 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
4595 hooks. Initialize them to 0.
4596 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
4597 * target.h (struct gcc_target): Add them. Rename gen_check field to
4599 * flags.h (sel_sched_switch_set): Declare.
4600 * opts.c (sel_sched_switch_set): New variable.
4601 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
4602 pipelining is disabled from command line.
4603 (common_handle_option): Record whether selective scheduling is
4604 requested from command line.
4605 * doc/invoke.texi: Document new flags and parameters.
4606 * doc/tm.texi: Document new target hooks.
4607 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
4609 (dfa_state_size): Do not declare locally.
4610 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
4611 * config/rs6000/rs6000.c (rs6000_init_sched_context,
4612 rs6000_alloc_sched_context, rs6000_set_sched_context,
4613 rs6000_free_sched_context): New functions.
4614 (struct _rs6000_sched_context): New.
4615 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
4617 (rs6000_sched_finish): Do not run for selective scheduling.
4619 2008-08-31 Jan Hubicka <jh@suse.cz>
4621 * frv.c (frv_rtx_costs): Update forward declaration.
4622 * spu.c (spu_rtx_costs): Likewise.
4623 * pdp11.c: Include df.h
4624 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
4625 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
4626 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
4627 * iq2000.c (iq2000_address_cost): Add speed argument.
4628 (iq2000_rtx_costs): Likewise.
4629 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
4630 update call of mn10300_address_cost.
4631 * mcore.c: Include df.h
4632 (mcore_rtx_costs): Update prototype.
4633 * score3.c: Include df.h
4634 (score3_rtx_costs): Remove speed argument.
4635 * score7.c: Include df.h
4636 (score7_address_cost): Remove speed argument.
4637 * score-protos.h (score_address_cost): Update prototype.
4638 * score.c: Include df.h
4639 (score_rtx_costs): Update call of costs functions.
4640 * v850.c (v850_rtx_costs): Add bool argument.
4642 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
4644 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
4646 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4648 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
4649 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
4651 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4653 * mkmap-flat.awk: Add option pe_dll.
4654 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
4655 * config/i386/t-cygwin (SHLIB_LC): Add.
4656 * config/i386/t-mingw32 (SHLIB_LC): Add.
4657 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
4658 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
4659 (LINK_SPEC): Support libgcc_s.
4660 (LIBGCC_SPEC): Support libgcc_s.
4661 (LIBGCC_SONAME): New.
4663 2008-08-31 Jan Hubicka <jh@suse.cz>
4665 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
4666 mistakely had old version of patch.
4668 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
4669 (ipcp_estimate_growth): New.
4670 (ipcp_insert_stage): Use ipcp_estimate_growth.
4671 * profile.c (branch_prob): When reading failed, do not consider
4674 2008-08-31 Jan Hubicka <jh@suse.cz>
4676 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
4677 loop is optimized for speed.
4679 2008-08-31 Richard Guenther <rguenther@suse.de>
4682 * fold-const.c (fold_binary): Retain conversions in folding
4685 2008-08-31 Jan Hubicka <jh@suse.cz>
4687 * postreload-gcse.c (eliminate_partially_redundant_loads):
4688 Use optimize_bb_for_size_p.
4689 * predict.c (maybe_hot_frequency_p): Make inline.
4690 (maybe_hot_count_p): Break out from ...
4691 (maybe_hot_bb_p): ... this one.
4692 (maybe_hot_edge_p): Simplify.
4693 * basic-block.h (probably_cold_bb_p): Remove.
4695 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4698 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
4700 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
4701 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
4702 Also split V4SFmode.
4703 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
4706 2008-08-31 Jan Hubicka <jh@suse.cz>
4708 * predict.c (PROB_VERY_LIKELY): Make small enough so things
4710 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
4712 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4715 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
4718 * dwarf2out.c (native_encode_initializer): Subtract min_index for
4719 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4721 2008-08-31 Jan Hubicka <jh@suse.cz>
4723 * sparc.h (BRANCH_COST): Fix macro definition.
4724 * avr.c (avr_operand_rtx_cost): Add speed argument.
4725 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
4727 2008-08-31 Richard Guenther <rguenther@suse.de>
4729 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
4730 types instead of operands. Re-instantiate verifying of
4731 binary expression operands.
4733 2008-08-30 Jan Hubicka <jh@suse.cz>
4735 * fwprop.c (should_replace_address): Add speed attribute.
4736 (PR_OPTIMIZE_FOR_SPEED): New flag.
4737 (propagate_rtx_1): Use it.
4738 (propagate_rtx): Set it.
4739 (try_fwprop_subst): Update call of rtx_costs.
4740 (forward_propagate_and_simplify): LIkewise.
4741 * hooks.c (hook_int_rtx_bool_0): New
4742 (hook_bool_rtx_int_int_intp_false): Replace by ...
4743 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4744 * hooks.h (hook_int_rtx_bool_0): New
4745 (hook_bool_rtx_int_int_intp_false): Replace by ...
4746 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4747 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
4748 (prepare_cmp_insn): UPdate call of rtx_cost.
4749 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
4750 (reload_cse_simplify_operands): Update call of rtx_cost.
4751 (reload_cse_move2add): call of rtx_cost.
4752 * target.h (struct gcc_target): Update rtx_costs and address_costs.
4753 * rtlanal.c (rtx_cost): Add speed argument.
4754 (address_cost): Add speed argument
4755 (default_address_cost): Likewise.
4756 (insn_rtx_cost): Likewise.
4757 * cfgloopanal.c (seq_cost): Add speed argument.
4758 (target_reg_cost, target_spill_cost): Turn to array.
4759 (init_set_costs): Update for speed.
4760 (estimate_reg_pressure_cost): Add speed argument.
4761 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
4762 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
4763 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
4764 (seq_cost): Add speed argument.
4765 (computation_cost): Add speed arugment.
4766 (add_cost, multiply_by_const, get_address_cost): add speed argument.
4767 (force_expr_to_var_cost): Update for profile info.
4768 (force_var_cost): Likewise.
4769 (split_address_cost): Likewise.
4770 (ptr_difference_cost): Likewise.
4771 (difference_cost): Likewise.
4772 (get_computation_cost_at): Likewise.
4773 (determine_iv_cost): Likewise.
4774 (ivopts_global_cost_for_size): Likewise.
4775 (rewrite_use_address): Likewise.
4776 (tree_ssa_iv_optimize_loop): Initialize speed field.
4777 * cse.c (optimize_this_for_speed_p): New static var.
4778 (notreg_cost): Update call of rtx_cost.
4779 (cse_extended_basic_block): set optimize_this_for_speed_p.
4780 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
4781 (noce_try_cmove_arith): Likewise.
4782 (noce_try_sign_mask): LIkewise.
4783 * expr.c (compress_float_constant): Update rtx_cost calls.
4784 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
4786 (addr_to_parts): Likewise.
4787 (create_mem_ref): Likewise.
4788 * dse.c (find_shift_sequence): Add speed argument.
4789 (replace_read): Update call.
4790 * calls.c (precompute_register_parameters): Update call of rtx_cost.
4791 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
4792 * neg_cost, shift_cost, shiftadd_cost,
4793 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
4794 mul_highpart_cost): Increase dimension.
4795 (init_expmed): Initialize for both size and speed.
4796 (expand_shift): Use profile.
4797 (synth_mult): Use profile.
4798 (choose_mult_variant): Use profile.
4799 (expand_mult): Use profile.
4800 (expand_mult_highpart_optab): Use profile.
4801 (expand_mult_highpart): Use profile.
4802 (expand_smod_pow2): Use profile.
4803 (expand_divmod): Use profile.
4804 * simplify-rtx.c (simplify_binary_operation_1): Update call of
4806 * loop-invariant.c (create_new_invariant): Use profile.
4807 (gain_for_invariant): Add speed parameter.
4808 (best_gain_for_invariant): Likewise.
4809 (find_invariants_to_move): Likewise.
4810 (move_single_loop_invariants): Set it.
4811 * target-def.h (TARGET_RTX_COSTS): Use hook.
4812 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
4813 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4814 * output.h (default_address_cost): Update prototype.
4815 * combine.c (optimize_this_for_speed_p): New static var.
4816 (combine_validate_cost): Update call of rtx_cost.
4817 (combine_instructions): Set optimize_this_for_speed_p.
4818 (expand_compound_operation): Update call of rtx_cost.
4819 (make_extraction):Update call of rtx_cost.
4820 (force_to_mode):Update call of rtx_cost.
4821 (distribute_and_simplify_rtx):Update call of rtx_cost.
4822 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
4823 (estimate_reg_pressure_cost): Update prototype.
4824 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
4825 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
4827 * config/alpha/alpha.c (alpha_rtx_costs): Update.
4828 (alpha_rtx_costs): Update.
4829 * config/frv/frv.c (frv_rtx_costs): Update.
4830 * config/s390/s390.c (s390_rtx_costs): Update.
4831 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
4832 (m32c_rtx_costs): Update.
4833 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
4834 (spu_rtx_costs): Update.
4835 * config/sparc/sparc.c (sparc_rtx_costs): Update.
4836 * config/m32r/m32r.c (m32r_rtx_costs): Update.
4837 * config/i386/i386.c (:ix86_address_cost): Update.
4838 (ix86_rtx_costs): Update.
4839 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
4840 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
4841 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
4842 * config/crx/crx.c (crx_address_cost): Update.
4843 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
4844 * config/stormy16/stormy16.c
4845 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
4846 * config/m68hc11/m68hc11.c
4847 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
4848 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
4849 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
4851 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
4853 * config/ia64/ia64.c (ia64_rtx_costs): Update.
4854 * config/m68k/m68k.c (m68k_rtx_costs): Update.
4855 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
4856 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
4857 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
4858 (mcore_rtx_costs): update.
4859 * config/score/score3.c (score3_rtx_costs): Update.
4860 * config/score/score7.c (score7_rtx_costs): Update.
4861 * config/score/score3.h (score3_rtx_costs):Update.
4862 * config/score/score7.h (score7_rtx_costs): Update.
4863 * config/score/score.c (score_rtx_costs): Update.
4864 * config/arm/arm.c (arm_address_cost): Update.
4865 (arm_rtx_costs_1): Update.
4866 (arm_rtx_costs_1): Update.
4867 (arm_size_rtx_costs): Update.
4868 (arm_size_rtx_costs): Update.
4869 (arm_size_rtx_costs): Update.
4870 (arm_xscale_rtx_costs): Update.
4871 (arm_thumb_address_cost): Update.
4872 * config/pa/pa.c (hppa_address_cost): Update.
4873 * config/mips/mips.c (mips_rtx_costs): Update.
4874 * config/vax/vax.c (vax_address_cost): Update.
4875 * config/h8300/h8300.c (h8300_shift_costs): Update.
4876 (h8300_rtx_costs): Update.
4877 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
4878 (v850_rtx_costs): Update.
4879 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
4880 * config/bfin/bfin.c
4881 (bfin_address_cost): Update.
4882 (bfin_rtx_costs): Update.
4883 * stmt.c (lshift_cheap_p): Update.
4885 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4888 * expmed.c (extract_bit_field_1): Check the mode size to make
4889 sure the vector modes have the same size.
4891 2008-08-29 Michael Meissner <gnu@the-meissners.org>
4893 * dojump.c (top level): Include basic-block.h to declare
4894 optimize_insn_for_speed_p
4896 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
4898 * opts.h (CL_SAVE): New option class for marking options that are
4899 target specific options usable in the target attribute.
4900 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
4902 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
4903 can easily find the target specific options that are safe to use
4904 in the attribute or pragma.
4906 * attribs.c (decl_attributes): Change #pragma GCC option to
4907 #pragma GCC target, and attribute((option(...))) to
4908 attribute((target(...))).
4910 * doc/extend.texi (target attribute): Change from option
4911 attribute. Delete push/pop/reset.
4912 (#pragma GCC target): Change from #pragma GCC option. Delete
4914 (#pragma GCC push_options): Document new pragma.
4915 (#pragma GCC pop_options): Document new pragma.
4916 (#pragma GCC reset_options): Document new pragma.
4918 * targhooks.c (default_target_option_valid_attribute_p): Add
4919 warning about port not supporting target attributes.
4920 (default_target_option_pragma_parse): New function, warn about
4921 #pragma GCC target not being supported.
4923 * targhooks.h (default_target_option_pragma_parse): Add
4926 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
4927 TI_CURRENT_OPTION_PRAGMA.
4928 (current_target_pragma): Rename from current_option_pragma.
4930 * target.h: (struct target_option): Delete booleans for changing
4931 the optimization level on hot/cold functions. Change signature of
4932 pragma_parse hook to take a second tree.
4934 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
4936 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
4937 that the declaration is done at global scope.
4939 * langhooks.c (add_builtin_function_common): Move most of the code
4940 from add_builtin_function here, calling the hook passed in.
4941 (add_builtin_function): Call add_builtin_function_common with
4942 standard builtin hook.
4943 (add_builtin_function_ext_scope): New function to add builtins to
4946 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
4948 (add_builtin_function_ext_scope): Add declaration.
4950 * c-pragma.c (handle_pragma_target): Rename from
4951 handle_pragma_option, #pragma GCC option is now #pragma GCC
4952 target. Move warning about port not supporting target options to
4953 default pragma parse hook. Remove push/pop/reset from this
4955 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
4956 (option_stack): Delete static variable.
4957 (optimize_stack): Ditto.
4958 (optons_stack): New stack of saved target and optimization
4960 (handle_pragma_push_options): New function to handle pushing both
4961 target and optimization options.
4962 (handle_pragma_pop_options): New function to handle popping both
4963 target and optimization options.
4964 (handle_pragma_reset_options): New function to handle resetting
4965 both target and optimization options to their initial state.
4966 (init_pragma): Rename handle_pragma_option to
4967 handle_pragma_target. Add support for push_options, pop_options,
4968 and reset_options pragmas.
4970 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
4971 default_target_option_pragma_parse.
4972 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
4973 default_target_option_valid_attribute_p.
4974 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4975 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4976 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
4977 optimization level on hot/cold functions.
4979 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
4980 if the caller and callee have different optimization levels.
4982 * c-common.c (handle_target_attribute): Rename from
4983 handle_option_attribute, attribute((option(...))) is now
4984 attribute((target(...))). Move warning if the port does not
4985 support target attributes to the default hook.
4986 (handle_hot_attribute): Delete code to change the optimization
4987 level of hot functions.
4988 (handle_cold_attribute): Ditto.
4990 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
4991 argument that is the binary tree options to use if there are no
4992 arguments. Call ix86_valid_target_attribute_tree instead of
4993 ix86_valid_option_attribute_tree.
4994 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
4995 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
4996 ix86_pragma_option_parse.
4998 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
4999 Rename from ix86_valid_option_attribute_tree.
5001 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5002 new builtins when the ISA changes.
5003 (ix86_valid_target_attribute_tree): Rename from
5004 ix86_valid_option_attribute_tree. Change callers. If the
5005 function specified optimization options, use those as the starting
5006 point before setting up the target attributes. If the
5007 optimization options were changed in the course of setting the
5008 target attributes, record the new optimization options.
5009 (ix86_valid_target_attribute_tree_inner_p): Rename from
5010 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5011 ix86_add_new_builtins if the ISA changed.
5012 (ix86_valid_target_attribute_p): Rename from
5013 ix86_valid_option_attribute_p. Change callers.
5014 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5015 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5016 as delayed builtin functions.
5017 (struct builtin_isa): New structure to record builtin functions
5018 that should be delayed until the ISA for that function is used.
5019 (ix86_builtins_isa): Change from int to struct to track builtin
5020 functions we want to declare at some point.
5021 (def_builtin): If the front end can delay defining the builtin
5022 functions, don't create builtins for ISAs not part of the default
5024 (def_builtin_const): Ditto.
5025 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5026 __builtin_ia32_pcmov_v2di to be different builtin functions.
5027 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5028 a structure instead of an int.
5029 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5030 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5031 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5032 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5034 * config/ia64/ia64.h
5035 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5036 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5038 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5039 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5040 (LANG_HOOKS_INITIALIZER): Add
5041 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5043 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5046 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5047 the reload address with the index register for SFmode
5048 access with a displacement.
5050 2008-08-30 Jan Hubicka <jh@suse.cz>
5052 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5053 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5054 * dojump.c (do_jump): Likewise.
5055 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5056 (note-if_info): Add BRANCH_COST.
5057 (noce_try_store_flag_constants, noce_try_addcc,
5058 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5059 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5060 find_if_case_2): Use computed branch cost.
5061 * expr.h (BRANCH_COST): Update default.
5062 * predict.c (predictable_edge_p): New function.
5063 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5064 Update BRANCH_COST call.
5065 * basic-block.h (predictable_edge_p): Declare.
5066 * config/alpha/alpha.h (BRANCH_COST): Update.
5067 * config/frv/frv.h (BRANCH_COST): Update.
5068 * config/s390/s390.h (BRANCH_COST): Update.
5069 * config/spu/spu.h (BRANCH_COST): Update.
5070 * config/sparc/sparc.h (BRANCH_COST): Update.
5071 * config/m32r/m32r.h (BRANCH_COST): Update.
5072 * config/i386/i386.h (BRANCH_COST): Update.
5073 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5075 * config/sh/sh.h (BRANCH_COST): Update.
5076 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5077 * config/avr/avr.h (BRANCH_COST): Update.
5078 * config/crx/crx.h (BRANCH_COST): Update.
5079 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5080 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5081 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5082 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5083 * config/ia64/ia64.h (BRANCH_COST): Update.
5084 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5085 * config/arc/arc.h (BRANCH_COST): Update.
5086 * config/score/score.h (BRANCH_COST): Update.
5087 * config/arm/arm.h (BRANCH_COST): Update.
5088 * config/pa/pa.h (BRANCH_COST): Update.
5089 * config/mips/mips.h (BRANCH_COST): Update.
5090 * config/vax/vax.h (BRANCH_COST): Update.
5091 * config/h8300/h8300.h (BRANCH_COST): Update.
5092 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5093 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5094 * doc/tm.texi (BRANCH_COST): Update.
5096 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5099 * config/arm/arm.c (arm_optimization_options): Set
5100 flag_section_anchors to 2 instead of 1 to distinguish it from
5101 -fsection-anchors given explicitely on the command line.
5103 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5105 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5106 final insn of a split.
5108 2008-08-30 Jan Hubicka <jh@suse.cz>
5110 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5111 optimized for speed.
5112 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5113 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5114 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5115 flag_gcse_after_reload_set): New static vars.
5116 (common_handle_option): Enable those flags for profile-use.
5117 (decode_options): Remove optimize_size flags that are handled
5118 on higher granuality.
5119 * tree-vectorizer.c (vectorize_loops): Use
5120 optimize_loop_nest_for_speed_p.
5121 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5122 * tree-predcom.c (tree_predictive_commoning): Use
5123 optimize_loop_for_speed_p.
5124 * varasm.c (assemble_start_function): Use
5125 optimize_function_for_speed_p.
5126 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5127 * predict.c (optimize_loop_for_speed_p): Fix walk.
5129 2008-08-30 Jan Hubicka <jh@suse.cz>
5131 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5133 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5134 profile presence locally.
5136 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5139 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5140 versions before 4.0.
5142 2008-08-29 Jan Hubicka <jh@suse.cz>
5144 * tree-inline.c (insert_init_stmt): Insert sequence even when
5147 2008-08-29 Jeff Law <law@redhat.com>
5149 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5150 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5151 location and class is an FP register.
5153 2008-08-29 Jan Hubicka <jh@suse.cz>
5155 * see.c (see_merge_one_def_extension): Silence used uninitialized
5157 * matrix-reorg.c (check_allocation_function): Likewise.
5158 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5160 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5163 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5164 compute new & and | in type rather than TREE_TYPE (arg0).
5166 * dwarf2out.c (fortran_common): Update comment.
5167 (gen_variable_die): Swap com_die and var_die variables in Fortran
5168 COMMON block handling code.
5170 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5172 * dwarf2out.c (gen_const_die): New function.
5173 (size_of_die, value_format, output_die): Output larger
5174 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5175 (native_encode_initializer): New function.
5176 (tree_add_const_value_attribute): Call it.
5177 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5179 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5180 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5181 TREE_THIS_VOLATILE to add_type_attribute.
5183 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5185 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5188 * dwarf2out.c (loc_by_reference): New function.
5189 (add_location_or_const_value_attribute): Use it.
5192 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5193 as DW_TAG_variable children of DW_TAG_common_block rather than
5194 DW_TAG_member children. Put DW_AT_external to individual
5195 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5197 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5198 loc_descriptor_from_tree_1.
5202 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5203 arguments to imported_module_or_decl.
5204 (debug_nothing_tree_tree): Removed.
5205 (debug_nothing_tree_tree_tree_bool): New prototype.
5206 * debug.c (do_nothing_debug_hooks): Adjust.
5207 (debug_nothing_tree_tree): Removed.
5208 (debug_nothing_tree_tree_tree_bool): New function.
5209 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5210 (gen_variable_die): Put all common vars for the
5211 same COMMON block under one DW_TAG_common_block.
5212 (declare_in_namespace): Return new context_die, for Fortran
5213 return the module DIE instead of adding extra declarations into
5215 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5216 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5217 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5219 (dwarf2out_global_decl): Don't skip Fortran global vars.
5220 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5221 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5222 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5223 DW_TAG_imported_declaration as child of previous
5224 DW_TAG_imported_module.
5225 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5226 * sdbout.c (sdb_debug_hooks): Likewise.
5227 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5229 2008-08-29 Jan Hubicka <jh@suse.cz>
5231 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5233 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5234 * ipa-cp.c (n_cloning_candidates): New static variable.
5235 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5236 (ipcp_print_all_lattices): Improve debug output.
5237 (ipcp_cloning_candidate_p): New function.
5238 (ipcp_initialize_node_lattices): Use it.
5239 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5240 (ipcp_propagate_stage): Prettier debug output.
5241 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5242 (ipcp_print_all_structures): Remove.
5243 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5244 (ipcp_insert_stage): Prettier debug output; call
5245 cgraph_remove_unreachable_nodes before propagating.
5246 (pass_ipa_cp): Schedule function removal pass.
5247 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5249 (cgraph_maybe_hot_edge_p): Move to ...
5250 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5251 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5252 (common_handle_option): Set them; enable ipa-cp when profiling.
5253 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5254 (ipa_print_all_jump_functions): Likewise.
5255 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5256 (ipa_print_node_params, ipa_print_all_params): New.
5257 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5258 ipa_print_all_param_flags): Remove.
5259 (ipa_print_node_params, ipa_print_all_params): New.
5261 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5263 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5264 change from 2008-04-03.
5265 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5267 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5270 * ira-color.c (push_allocnos_to_stack): Truncate
5271 removed_splay_allocno_vec.
5273 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5276 * ira-color (ira_fast_allocation): Don't assign hard registers to
5279 2008-08-29 Jan Hubicka <jh@suse.cz>
5282 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5283 for cold internal loops.
5285 2008-08-29 Richard Guenther <rguenther@suse.de>
5287 * tree-ssa-structalias.c (create_variable_info_for): Do not
5288 create fields for heap vars or vars with a noalias state.
5289 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5292 2008-08-29 Richard Guenther <rguenther@suse.de>
5294 * common.opt (ftree-store-ccp): Mark as preserved for
5295 backward compatibility.
5296 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5297 * tree-pass.h (pass_store_ccp): Remove.
5298 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5299 (first_vdef): Remove declaration.
5300 (get_value_loaded_by): Likewise.
5301 * tree-ssa-ccp.c (do_store_ccp): Remove.
5302 (get_default_value): Simplify as do_store_ccp is always false
5303 now. Do not initialize mem_ref.
5304 (set_value_varying): Likewise.
5305 (canonicalize_float_value): Likewise.
5306 (set_lattice_value): Likewise.
5307 (likely_value): Likewise.
5308 (surely_varying_stmt_p): Likewise.
5309 (ccp_initialize): Likewise.
5310 (ccp_lattice_meet): Likewise.
5311 (ccp_visit_phi_node): Likewise.
5312 (ccp_fold): Likewise.
5313 (evaluate_stmt): Likewise.
5314 (visit_assignment): Likewise.
5315 (ccp_visit_stmt): Likewise.
5316 (execute_ssa_ccp): Fold into ...
5317 (do_ssa_ccp): ... this.
5318 (do_ssa_store_ccp): Remove.
5319 (gate_store_ccp): Likewise.
5320 (pass_store_ccp): Likewise.
5321 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5323 * tree-ssa-propagate.c (first_vdef): Remove.
5324 (get_value_loaded_by): Likewise.
5325 (replace_vuses_in): Likewise.
5326 (substitute_and_fold): Do not call replace_vuses_in.
5327 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5329 2008-08-29 Richard Guenther <rguenther@suse.de>
5332 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5333 PARAM_NOALIAS tags with is_heapvar.
5334 * tree-ssa-operands.c (access_can_touch_variable): Offset
5335 based tests do not apply for heapvars. Fix offset test.
5337 2008-08-29 Jan Hubicka <jh@suse.cz>
5339 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5340 (-fipa-cp-clone): Enabled by default at -O3.
5341 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5342 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5344 2008-08-29 Jan Hubicka <jh@suse.cz>
5346 * tree.c (build_function_type_skip_args,
5347 build_function_decl_skip_args): New functions.
5348 * tree.h (build_function_type_skip_args,
5349 build_function_decl_skip_args): Declare.
5350 * gimple.c (giple_copy_call_skip_args): New function.
5351 (giple_copy_call_skip_args): Declare.
5353 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5354 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5355 (ipcp_node_modifiable_p): ... this one; use
5356 tree_versionable_function_p.
5357 (ipcp_create_replace_map): Improve debug output.
5358 (ipcp_need_redirect_p): Return false when not clonning.
5359 (ipcp_update_callgraph): Skip args.
5360 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5362 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5363 (save_inline_function_body): Update call of tree_function_versioning.
5364 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5365 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5367 (tree_function_versioning): Likewise.
5368 * tree-inline.h (tree_function_versioning): Update prototype.
5370 2008-08-29 Jan Hubicka <jh@suse.cz>
5372 * loop-unswitch.c (unswitch_single_loop): Use
5373 optimize_loop_for_speed_p.
5374 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5375 Use optimize_function_for_size_p.
5376 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5377 * postreload-gcse.c (eliminate_partially_redundant_load):
5378 Use optimize_bb_for_size_p.
5379 * value-prof.c (gimple_divmod_fixed_value_transform,
5380 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5381 gimple_stringops_transform): Use optimize_bb_for_size_p.
5382 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5383 * final.c (compute_alignments): Use optimize_function_for_size_p.
5384 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5385 (fold_builtin_strcpy, fold_builtin_fputs): Use
5386 optimize_function_for_size_p.
5387 * fold-const.c (tree_swap_operands_p): Use
5388 optimize_function_for_size_p.
5389 * recog.c (relax_delay_slots): Likewise.
5390 * tree-ssa-math-opts.c (replace_reciprocal):
5391 Use optimize_bb_for_speed_p.
5392 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5393 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5394 optimize_function_for_size_p.
5395 (cgraph_decide_inlining_of_small_function): Use
5396 optimize_function_for_size_p.
5397 * global.c (find_reg): Use optimize_function_for_size_p.
5398 * opts.c (decode_options): Do not clear flag_tree_ch,
5399 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5400 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5401 work it out from profile.
5402 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5403 optimize_loop_for_speed_p.
5404 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5406 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5407 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5408 * tree-eh.c (decide_copy_try_finally): Use
5409 optimize_function_for_size_p.
5410 * local-alloc.c (block_alloc): Pass BB pointer.
5411 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5412 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5413 * loop-unroll.c (decide_unrolling_and_peeling):
5414 Use optimize_loop_for_size_p.
5415 (decide_peel_completely): Likewise.
5416 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5417 optimize_loop_for_size_p.
5418 (vect_enhance_data_refs_alignment): Likewise.
5419 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5420 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5422 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5423 (try_crossjump_bb): Use optimize_bb_for_size_p.
5424 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5425 optimize_loop_for_speed_p.
5426 * bb-reorder.c (find_traces_1_round): Likewise.
5427 (copy_bb): Use optimize_bb_for_speed_p.
5428 (duplicate_computed_gotos): Likewise.
5429 * basic-block.h (optimize_loop_nest_for_size_p,
5430 optimize_loop_nest_for_speed_p): New.
5431 * stmt.c (expand_case): Use optimize_insn_for_size_p.
5433 2008-08-29 Tristan Gingold <gingold@adacore.com>
5435 * gcov.c (main): Call expandargv.
5437 2008-08-29 Jan Hubicka <jh@suse.cz>
5439 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
5441 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5443 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
5444 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5446 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
5448 2008-08-29 Jan Hubicka <jh@suse.cz>
5450 * tree-pass.h (pass_strip_predict_hints): Declare.
5451 * predict.c (strip_builtin_expect): Rename to ...
5452 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
5453 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
5454 (tree_estimate_probability): Do not strip builtin_expect.
5455 (pass_strip_predict_hints): New pass.
5456 * tree-inline.c (expand_call_inline): When inlining cold function,
5457 predict it as unlikely.
5458 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
5460 2008-08-29 Richard Guenther <rguenther@suse.de>
5462 PR tree-optimization/37207
5463 * tree-vrp.c (extract_range_from_binary_expr): Also try
5464 to constant fold if only one of the operands is a constant.
5466 2008-08-29 Nick Clifton <nickc@redhat.com>
5468 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
5469 the same way as SYMBOL_REFs.
5471 2008-08-28 Bob Wilson <bob.wilson@acm.org>
5473 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
5475 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5477 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
5478 * config/mips/mips.md (branch_likely): Remove const. Fix
5480 (define_delay for type "branch"): Change to only apply for branch
5481 with likely variant.
5482 (define_delay for type "branch" and "branch_likely" no). New delay
5484 (equality_op): New code iterator.
5485 (bbv, bbinv): New code attributes.
5486 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
5489 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5490 Andrew Pinski <pinskia@gcc.gnu.org>
5493 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
5495 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
5497 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
5498 rule that a symbolic constant must be defined and >= 0 for the
5499 corresponding facility to be present at compile-time.
5500 * gthr-posix.c: Likewise.
5502 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5504 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
5505 * config/mips/mips.md (D): New mode attribute.
5506 (mulsi3, muldi3): Merge it into ...
5507 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
5508 (muldi3_mul3): New pattern.
5509 (mulsi3_mult3): Rename to mulsi3_mul3.
5511 2008-08-28 Jan Hubicka <jh@suse.cz>
5513 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
5515 * predict.c (always_optimize_for_size_p): Rename to ...
5516 (optimize_function_for_size): ... this one; make extern.
5517 (optimize_function_for_speed_p): New.
5518 (optimize_bb_for_size_p, optimize_bb_for_size_p,
5519 optimize_edge_for_size_p,optimize_edge_for_size_p,
5520 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
5521 * basic-block.h (optimize_function_for_size_p,
5522 optimize_function_for_speed_p): Declare.
5523 * i386.md (optimize_size checks): Replace them by appropriate
5525 (standard_80387_constant_p, ix86_compute_frame_layout,
5526 ix86_expand_epilogue, ix86_decompose_address,
5527 print_operand, emit_i387_cw_initialization,
5528 inline_memory_move_cost, ix86_pad_returns,
5529 ix86_reorg): Replace optimize_size checks.
5531 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
5533 * rtl.h (simplify_subreg_regno): Declare.
5534 * rtlanal.c (simplify_subreg_regno): New function, split out from...
5535 * simplify-rtx.c (simplify_subreg): ...here.
5536 * reload.c (find_reloads): Use simplify_subreg_regno instead of
5537 subreg_offset_representable_p.
5539 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5542 * c-typeck.c (convert_for_assignment): Give a note describing what
5543 was passed and what was expected.
5545 2008-08-28 Joey Ye <joey.ye@intel.com>
5547 * doc/extend.texi: Document AVX built-in functions.
5548 * doc/invoke.texi: Document -mavx.
5550 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
5551 Joey Ye <joey.ye@intel.com>
5552 Xuepeng Guo <xuepeng.guo@intel.com>
5554 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
5556 * config/i386/cpuid.h (bit_FMA): New.
5557 (bit_XSAVE): Likewise.
5558 (bit_OSXSAVE): Likewise.
5559 (bit_AVX): Likewise.
5561 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
5562 define. Use ASM_OUTPUT_AVX_PREFIX.
5564 * config/i386/gmmintrin.h: New.
5566 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
5567 (OPTION_MASK_ISA_AVX_SET): New.
5568 (OPTION_MASK_ISA_FMA_SET): Likewise.
5569 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
5570 (OPTION_MASK_ISA_FMA_SET): Likewise.
5571 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
5572 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
5573 (pta_flags): Add PTA_AVX and PTA_FMA.
5574 (override_options): Handle PTA_AVX and PTA_FMA.
5575 (init_cumulative_args): Handle warn_avx.
5576 (classify_argument): Return 0 for COImode and OImode. Return
5577 1 and X86_64_AVX_CLASS for 256bit vector types.
5578 (examine_argument): Handle X86_64_AVX_CLASS.
5579 (construct_container): Likewise.
5580 (function_arg_advance_32): Pass OImode and 256bit vector types
5582 (function_arg_advance_64): Take a new argument to indicate if a
5583 parameter is named. Handle 256bit vector types. Return
5584 immediately for unnamed 256bit vector mode parameters.
5585 (function_arg_advance): Updated.
5586 (function_arg_32): Add comments for TImode. Handle OImode
5587 and 256bit vector types.
5588 (function_arg_64): Take a new argument to indicate if a
5589 parameter is named. Handle 256bit vector types. Return NULL
5590 for unnamed 256bit vector mode parameters.
5591 (function_arg): Updated.
5592 (setup_incoming_varargs_64): Support
5593 AVX encoding for *sse_prologue_save_insn.
5594 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
5595 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
5596 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
5597 enabled, otherwise return -3.
5598 (standard_sse_constant_opcode): Handle AVX and 256bit vector
5600 (print_reg): Support AVX registers. Handle 'x' and 't'.
5601 Handle 'd' to duplicate the operand.
5602 (print_operand): Likewise. Also support AVX vector compare
5604 (output_387_binary_op): Support AVX.
5605 (output_fp_compare): Likewise.
5606 (ix86_expand_vector_move_misalign): Likewise.
5607 (ix86_attr_length_vex_default): New.
5608 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5609 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5610 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5611 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5612 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
5613 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5614 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
5615 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
5616 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
5617 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
5618 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
5619 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
5620 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
5621 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
5622 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5623 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
5624 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
5625 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5626 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
5627 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
5628 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5629 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5630 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5631 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
5632 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
5633 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
5634 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
5635 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5636 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
5637 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
5638 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
5639 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
5640 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
5641 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5642 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5643 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5644 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
5645 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
5646 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
5647 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
5648 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
5649 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
5650 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
5651 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
5652 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
5653 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
5654 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5655 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5656 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5657 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5658 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5659 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5660 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5661 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5662 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5663 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5664 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5665 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5666 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5667 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5668 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5669 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5670 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5671 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
5672 and IX86_BUILTIN_MOVMSKPS256,
5673 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
5674 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
5675 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
5676 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
5677 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
5678 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
5679 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
5680 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
5681 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
5682 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
5683 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
5684 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
5685 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
5686 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
5687 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
5688 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
5689 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
5690 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
5691 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
5692 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
5693 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
5694 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
5695 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
5696 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
5697 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
5698 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
5699 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
5700 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
5701 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5702 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5703 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
5704 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
5705 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
5706 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
5707 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
5708 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
5709 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
5710 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
5711 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5712 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5713 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5714 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5715 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
5716 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
5717 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
5718 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
5719 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
5720 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
5721 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
5722 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
5723 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
5724 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
5725 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5726 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
5727 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5728 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
5729 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5730 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5732 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
5733 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
5734 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
5735 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5736 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5737 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5738 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
5739 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5740 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
5741 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5742 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
5743 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5744 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
5745 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
5746 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
5747 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
5748 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5749 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5750 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5751 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5752 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5753 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5754 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5755 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5756 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5757 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5758 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5759 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5760 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5761 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5762 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5763 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5764 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5765 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
5766 IX86_BUILTIN_MOVMSKPS256.
5767 (ix86_init_mmx_sse_builtins): Support AVX builtins.
5768 (ix86_expand_args_builtin): Likewise.
5769 (ix86_expand_special_args_builtin): Likewise.
5770 (ix86_hard_regno_mode_ok): Handle AVX modes.
5771 (ix86_expand_vector_init_duplicate): Likewise.
5772 (ix86_expand_vector_init_one_nonzero): Likewise.
5773 (ix86_expand_vector_init_one_var): Likewise.
5774 (ix86_expand_vector_init_concat): Likewise.
5775 (ix86_expand_vector_init_general): Likewise.
5776 (ix86_expand_vector_set): Likewise.
5777 (ix86_vector_mode_supported_p): Likewise.
5778 (x86_extended_reg_mentioned_p): Check INSN_P before using
5781 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
5782 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
5784 * config/i386/i386.h (TARGET_AVX): New.
5785 (TARGET_FMA): Likewise.
5786 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
5787 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
5788 (VALID_AVX256_REG_MODE): New.
5789 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5790 (AVX_FLOAT_MODE_P): Likewise.
5791 (AVX128_VEC_FLOAT_MODE_P): Likewise.
5792 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5793 (AVX_VEC_FLOAT_MODE_P): Likewise.
5794 (ASM_OUTPUT_AVX_PREFIX): Likewise.
5795 (ASM_OUTPUT_OPCODE): Likewise.
5796 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
5798 (SSE_REG_MODE_P): Allow 256bit vector modes.
5799 (ix86_args): Add a warn_avx field.
5801 * config/i386/i386.md (UNSPEC_PCMP): New.
5802 (UNSPEC_VPERMIL): Likewise.
5803 (UNSPEC_VPERMIL2): Likewise.
5804 (UNSPEC_VPERMIL2F128): Likewise.
5805 (UNSPEC_MASKLOAD): Likewise.
5806 (UNSPEC_MASKSTORE): Likewise.
5807 (UNSPEC_CAST): Likewise.
5808 (UNSPEC_VTESTP): Likewise.
5809 (UNSPECV_VZEROALL): Likewise.
5810 (UNSPECV_VZEROUPPER): Likewise.
5811 (XMM0_REG): Likewise.
5812 (XMM1_REG): Likewise.
5813 (XMM2_REG): Likewise.
5814 (XMM3_REG): Likewise.
5815 (XMM4_REG): Likewise.
5816 (XMM5_REG): Likewise.
5817 (XMM6_REG): Likewise.
5818 (XMM8_REG): Likewise.
5819 (XMM9_REG): Likewise.
5820 (XMM10_REG): Likewise.
5821 (XMM11_REG): Likewise.
5822 (XMM12_REG): Likewise.
5823 (XMM13_REG): Likewise.
5824 (XMM14_REG): Likewise.
5825 (XMM15_REG): Likewise.
5827 (prefix_vex_imm8): Likewise.
5828 (prefix_vex_w): Likewise.
5829 (length_vex): Likewise.
5832 (*avx_ashlti3): Likewise.
5833 (*avx_lshrti3): Likewise.
5834 (*avx_setcc<mode>): Likewise.
5835 (*fop_<mode>_comm_mixed_avx): Likewise.
5836 (*fop_<mode>_comm_avx): Likewise.
5837 (*fop_<mode>_1_mixed_avx): Likewise.
5838 (*fop_<mode>_1_avx): Likewise.
5839 (*avx_<code><mode>3): Likewise.
5840 (*avx_ieee_smin<mode>3): Likewise.
5841 (*avx_ieee_smax<mode>3): Likewise.
5842 (mode): Add OI, V8SF and V4DF.
5843 (length): Support VEX prefix.
5844 (*cmpfp_i_mixed): Set prefix attribute.
5845 (*cmpfp_i_sse): Likewise.
5846 (*cmpfp_iu_mixed): Likewise.
5847 (*cmpfp_iu_sse): Likewise.
5848 (*movsi_1): Support AVX.
5849 (*movdi_2): Likewise.
5850 (*movdi_1_rex64): Likewise.
5851 (*movti_internal): Likewise.
5852 (*movti_rex64): Likewise.
5853 (*movsf_1): Likewise.
5854 (*movdf_nointeger): Likewise.
5855 (*movdf_integer_rex64): Likewise.
5856 (*movtf_internal): Likewise.
5857 (zero_extendsidi2_32): Likewise.
5858 (zero_extendsidi2_rex64): Likewise.
5859 (*extendsfdf2_mixed): Likewise.
5860 (*extendsfdf2_sse): Likewise.
5861 (*truncdfsf_fast_mixed): Likewise.
5862 (*truncdfsf_fast_sse): Likewise.
5863 (*truncdfsf_mixed): Likewise.
5864 (fix_trunc<mode>di_sse): Likewise.
5865 (fix_trunc<mode>si_sse): Likewise.
5866 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
5867 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
5868 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
5869 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
5870 (*rcpsf2_sse): Likewise.
5871 (*rsqrtsf2_sse): Likewise.
5872 (*sqrt<mode>2_sse): Likewise.
5873 (sse4_1_round<mode>2): Likewise.
5874 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
5875 Support AVX. Set length attribute properly for AVX.
5877 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
5878 (VECTOR_MODES (FLOAT, 32)): Likewise.
5879 (VECTOR_MODE (INT, DI, 8)): Likewise.
5880 (VECTOR_MODE (INT, HI, 32)): Likewise.
5881 (VECTOR_MODE (INT, QI, 64)): Likewise.
5882 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
5883 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
5884 (VECTOR_MODE (INT, DI, 4)): Removed.
5885 (VECTOR_MODE (INT, SI, 8)): Likewise.
5886 (VECTOR_MODE (INT, HI, 16)): Likewise.
5887 (VECTOR_MODE (INT, QI, 32)): Likewise.
5888 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
5889 (INT_MODE (OI, 32)): Likewise.
5891 * config/i386/i386.opt (mavx): New.
5894 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
5896 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
5897 (*mov<mode>_internal_avx): New.
5898 (*movv2sf_internal_rex64_avx): Likewise.
5899 (*movv2sf_internal_avx): Likewise.
5901 * config/i386/predicates.md (const_4_to_5_operand): New.
5902 (const_6_to_7_operand): Likewise.
5903 (const_8_to_11_operand): Likewise.
5904 (const_12_to_15_operand): Likewise.
5905 (avx_comparison_float_operator): Likewise.
5907 * config/i386/sse.md (AVX256MODEI): New.
5908 (AVX256MODE): Likewise.
5909 (AVXMODEQI): Likewise.
5910 (AVXMODE): Likewise.
5911 (AVX256MODEF2P): Likewise.
5912 (AVX256MODE2P): Likewise.
5913 (AVX256MODE4P): Likewise.
5914 (AVX256MODE8P): Likewise.
5915 (AVXMODEF2P): Likewise.
5916 (AVXMODEF4P): Likewise.
5917 (AVXMODEDCVTDQ2PS): Likewise.
5918 (AVXMODEDCVTPS2DQ): Likewise.
5919 (avxvecmode): Likewise.
5920 (avxvecpsmode): Likewise.
5921 (avxhalfvecmode): Likewise.
5922 (avxscalarmode): Likewise.
5923 (avxcvtvecmode): Likewise.
5924 (avxpermvecmode): Likewise.
5925 (avxmodesuffixf2c): Likewise.
5926 (avxmodesuffixp): Likewise.
5927 (avxmodesuffixs): Likewise.
5928 (avxmodesuffix): Likewise.
5929 (vpermilbits): Likewise.
5930 (pinsrbits): Likewise.
5931 (mov<mode>): Likewise.
5932 (*mov<mode>_internal): Likewise.
5933 (push<mode>1): Likewise.
5934 (movmisalign<mode>): Likewise.
5935 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5936 (avx_movdqu<avxmodesuffix>): Likewise.
5937 (avx_lddqu<avxmodesuffix>): Likewise.
5938 (<plusminus_insn><mode>3): Likewise.
5939 (*avx_<plusminus_insn><mode>3): Likewise.
5940 (*avx_vm<plusminus_insn><mode>3): Likewise.
5941 (mul<mode>3): Likewise.
5942 (*avx_mul<mode>3): Likewise.
5943 (*avx_vmmul<mode>3): Likewise.
5944 (divv8sf3): Likewise.
5945 (divv4df3): Likewise.
5946 (avx_div<mode>3): Likewise.
5947 (*avx_div<mode>3): Likewise.
5948 (*avx_vmdiv<mode>3): Likewise.
5949 (avx_rcpv8sf2): Likewise.
5950 (*avx_vmrcpv4sf2): Likewise.
5951 (sqrtv8sf2): Likewise.
5952 (avx_sqrtv8sf2): Likewise.
5953 (*avx_vmsqrt<mode>2): Likewise.
5954 (rsqrtv8sf2): Likewise.
5955 (avx_rsqrtv8sf2): Likewise.
5956 (*avx_vmrsqrtv4sf2): Likewise.
5957 (<code><mode>3): Likewise.
5958 (*avx_<code><mode>3_finite): Likewise.
5959 (*avx_<code><mode>3): Likewise.
5960 (*avx_vm<code><mode>3): Likewise.
5961 (*avx_ieee_smin<mode>3): Likewise.
5962 (*avx_ieee_smax<mode>3): Likewise.
5963 (avx_addsubv8sf3): Likewise.
5964 (avx_addsubv4df3): Likewise.
5965 (*avx_addsubv4sf3): Likewise.
5966 (*avx_addsubv2df3): Likewise.
5967 (avx_h<plusminus_insn>v4df3): Likewise.
5968 (avx_h<plusminus_insn>v8sf3): Likewise.
5969 (*avx_h<plusminus_insn>v4sf3): Likewise.
5970 (*avx_h<plusminus_insn>v2df3): Likewise.
5971 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
5972 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
5973 (*avx_maskcmp<mode>3): Likewise.
5974 (avx_nand<mode>3): Likewise.
5975 (*avx_<code><mode>3): Likewise.
5976 (*avx_nand<mode>3): Likewise.
5977 (*avx_<code><mode>3): Likewise.
5978 (*avx_cvtsi2ss): Likewise.
5979 (*avx_cvtsi2ssq): Likewise.
5980 (*avx_cvtsi2sd): Likewise.
5981 (*avx_cvtsi2sdq): Likewise.
5982 (*avx_cvtsd2ss): Likewise.
5983 (avx_cvtss2sd): Likewise.
5984 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
5985 (avx_cvtps2dq<avxmodesuffix>): Likewise.
5986 (avx_cvttps2dq<avxmodesuffix>): Likewise.
5987 (*avx_cvtsi2sd): Likewise.
5988 (*avx_cvtsi2sdq): Likewise.
5989 (avx_cvtdq2pd256): Likewise.
5990 (avx_cvtpd2dq256): Likewise.
5991 (avx_cvttpd2dq256): Likewise.
5992 (*avx_cvtsd2ss): Likewise.
5993 (*avx_cvtss2sd): Likewise.
5994 (avx_cvtpd2ps256): Likewise.
5995 (avx_cvtps2pd256): Likewise.
5996 (*avx_movhlps): Likewise.
5997 (*avx_movlhps): Likewise.
5998 (avx_unpckhps256): Likewise.
5999 (*avx_unpckhps): Likewise.
6000 (avx_unpcklps256): Likewise.
6001 (*avx_unpcklps): Likewise.
6002 (avx_movshdup256): Likewise.
6003 (avx_movsldup256): Likewise.
6004 (avx_shufps256): Likewise.
6005 (avx_shufps256_1): Likewise.
6006 (*avx_shufps_<mode>): Likewise.
6007 (*avx_loadhps): Likewise.
6008 (*avx_storelps): Likewise.
6009 (*avx_loadlps): Likewise.
6010 (*avx_movss): Likewise.
6011 (*vec_dupv4sf_avx): Likewise.
6012 (*vec_concatv2sf_avx): Likewise.
6013 (*vec_concatv4sf_avx): Likewise.
6014 (*vec_setv4sf_0_avx): Likewise.
6015 (*vec_setv4sf_avx): Likewise.
6016 (*avx_insertps): Likewise.
6017 (avx_vextractf128<mode>): Likewise.
6018 (vec_extract_lo_<mode>): Likewise.
6019 (vec_extract_hi_<mode>): Likewise.
6020 (vec_extract_lo_<mode>): Likewise.
6021 (vec_extract_hi_<mode>): Likewise.
6022 (vec_extract_lo_v16hi): Likewise.
6023 (vec_extract_hi_v16hi): Likewise.
6024 (vec_extract_lo_v32qi): Likewise.
6025 (vec_extract_hi_v32qi): Likewise.
6026 (avx_unpckhpd256): Likewise.
6027 (*avx_unpckhpd): Likewise.
6028 (avx_movddup256): Likewise.
6029 (*avx_movddup): Likewise.
6030 (avx_unpcklpd256): Likewise.
6031 (*avx_unpcklpd): Likewise.
6032 (avx_shufpd256): Likewise.
6033 (avx_shufpd256_1): Likewise.
6034 (*avx_punpckhqdq): Likewise.
6035 (*avx_punpcklqdq): Likewise.
6036 (*avx_shufpd_<mode>): Likewise.
6037 (*avx_storehpd): Likewise.
6038 (*avx_loadhpd): Likewise.
6039 (*avx_loadlpd): Likewise.
6040 (*avx_movsd): Likewise.
6041 (*vec_concatv2df_avx): Likewise.
6042 (*avx_<plusminus_insn><mode>3): Likewise.
6043 (*avx_<plusminus_insn><mode>3): Likewise.
6044 (*avx_mulv8hi3): Likewise.
6045 (*avxv8hi3_highpart): Likewise.
6046 (*avx_umulv8hi3_highpart): Likewise.
6047 (*avx_umulv2siv2di3): Likewise.
6048 (*avx_mulv2siv2di3): Likewise.
6049 (*avx_pmaddwd): Likewise.
6050 (*avx_mulv4si3): Likewise.
6051 (*avx_ashr<mode>3): Likewise.
6052 (*avx_lshr<mode>3): Likewise.
6053 (*avx_ashl<mode>3): Likewise.
6054 (*avx_<code><mode>3): Likewise.
6055 (*avx_eq<mode>3): Likewise.
6056 (*avx_gt<mode>3): Likewise.
6057 (*avx_nand<mode>3): Likewise.
6058 (*avx_nand<mode>3): Likewise.
6059 (*avx_<code><mode>3): Likewise.
6060 (*avx_<code><mode>3): Likewise.
6061 (*avx_packsswb): Likewise.
6062 (*avx_packssdw): Likewise.
6063 (*avx_packuswb): Likewise.
6064 (*avx_punpckhbw): Likewise.
6065 (*avx_punpcklbw): Likewise.
6066 (*avx_punpckhwd): Likewise.
6067 (*avx_punpcklwd): Likewise.
6068 (*avx_punpckhdq): Likewise.
6069 (*avx_punpckldq): Likewise.
6070 (*avx_pinsr<avxmodesuffixs>): Likewise.
6071 (*avx_pinsrq): Likewise.
6072 (*avx_loadld): Likewise.
6073 (*vec_extractv2di_1_rex64_avx): Likewise.
6074 (*vec_extractv2di_1_avx): Likewise.
6075 (*vec_dupv2di_avx): Likewise.
6076 (*vec_concatv2si_avx): Likewise.
6077 (*vec_concatv4si_1_avx): Likewise.
6078 (*vec_concatv2di_avx): Likewise.
6079 (*vec_concatv2di_rex64_avx): Likewise.
6080 (*avx_uavgv16qi3): Likewise.
6081 (*avx_uavgv8hi3): Likewise.
6082 (*avx_psadbw): Likewise.
6083 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6084 (*avx_phaddwv8hi3): Likewise.
6085 (*avx_phadddv4si3): Likewise.
6086 (*avx_phaddswv8hi3): Likewise.
6087 (*avx_phsubwv8hi3): Likewise.
6088 (*avx_phsubdv4si3): Likewise.
6089 (*avx_phsubswv8hi3): Likewise.
6090 (*avx_pmaddubsw128): Likewise.
6091 (*avx_pmulhrswv8hi3): Likewise.
6092 (*avx_pshufbv16qi3): Likewise.
6093 (*avx_psign<mode>3): Likewise.
6094 (*avx_palignrti): Likewise.
6095 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6096 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6097 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6098 (*avx_mpsadbw): Likewise.
6099 (*avx_packusdw): Likewise.
6100 (*avx_pblendvb): Likewise.
6101 (*avx_pblendw): Likewise.
6102 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6103 (avx_ptest256): Likewise.
6104 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6105 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6106 (*avx_aesenc): Likewise.
6107 (*avx_aesenclast): Likewise.
6108 (*avx_aesdec): Likewise.
6109 (*avx_aesdeclast): Likewise.
6110 (avx_vzeroupper): Likewise.
6111 (avx_vzeroupper_rex64): Likewise.
6112 (avx_vpermil<mode>): Likewise.
6113 (avx_vpermilvar<mode>3): Likewise.
6114 (avx_vpermil2<mode>3): Likewise.
6115 (avx_vperm2f128<mode>3): Likewise.
6116 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6117 (avx_vbroadcastss256): Likewise.
6118 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6119 (avx_vinsertf128<mode>): Likewise.
6120 (vec_set_lo_<mode>): Likewise.
6121 (vec_set_hi_<mode>): Likewise.
6122 (vec_set_lo_<mode>): Likewise.
6123 (vec_set_hi_<mode>): Likewise.
6124 (vec_set_lo_v16hi): Likewise.
6125 (vec_set_hi_v16hi): Likewise.
6126 (vec_set_lo_v32qi): Likewise.
6127 (vec_set_hi_v32qi): Likewise.
6128 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6129 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6130 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6131 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6132 (vec_init<mode>): Likewise.
6133 (*vec_concat<mode>_avx): Likewise.
6134 (blendbits): Support V8SF and V4DF.
6135 (sse2_movq128): Support AVX.
6136 (<sse>_movnt<mode>): Likewise.
6137 (sse2_movntv2di): Likewise.
6138 (sse_rcpv4sf2): Likewise.
6139 (sse_sqrtv4sf2): Likewise.
6140 (sse_rsqrtv4sf2): Likewise.
6141 (<sse>_comi): Likewise.
6142 (<sse>_ucomi): Likewise.
6143 (sse_cvtss2si): Likewise.
6144 (sse_cvtss2si_2): Likewise.
6145 (sse_cvtss2siq): Likewise.
6146 (sse_cvtss2siq_2): Likewise.
6147 (sse_cvttss2si): Likewise.
6148 (sse_cvttss2siq): Likewise.
6149 (sse2_cvtsd2si): Likewise.
6150 (sse2_cvtsd2si_2): Likewise.
6151 (sse2_cvtsd2siq): Likewise.
6152 (sse2_cvtsd2siq_2): Likewise.
6153 (sse2_cvttsd2si): Likewise.
6154 (sse2_cvttsd2siq): Likewise.
6155 (sse2_cvtdq2pd): Likewise.
6156 (*sse2_cvtpd2dq): Likewise.
6157 (*sse2_cvttpd2dq): Likewise.
6158 (*sse2_cvtpd2ps): Likewise.
6159 (sse2_cvtps2pd): Likewise.
6160 (sse3_movshdup): Likewise.
6161 (sse3_movsldup): Likewise.
6162 (sse_storehps): Likewise.
6163 (*sse4_1_extractps): Likewise.
6164 (sse2_storelpd): Likewise.
6165 (vec_dupv2df_sse3): Likewise.
6166 (*vec_concatv2df_sse3): Likewise.
6167 (*sse4_1_pextrb): Likewise.
6168 (*sse4_1_pextrb_memory): Likewise.
6169 (*sse2_pextrw): Likewise.
6170 (*sse4_1_pextrw_memory): Likewise.
6171 (*sse4_1_pextrd): Likewise.
6172 (*sse4_1_pextrq): Likewise.
6173 (sse2_pshufd_1): Likewise.
6174 (sse2_pshuflw_1): Likewise.
6175 (sse2_pshufhw_1): Likewise.
6176 (*sse2_storeq_rex64): Likewise.
6177 (*vec_dupv4si): Likewise.
6178 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6179 (sse2_pmovmskb): Likewise.
6180 (*sse2_maskmovdqu): Likewise.
6181 (*sse2_maskmovdqu_rex64): Likewise.
6182 (sse_ldmxcsr): Likewise.
6183 (sse_stmxcsr): Likewise.
6184 (abs<mode>2): Likewise.
6185 (sse4_1_movntdqa): Likewise.
6186 (sse4_1_phminposuw): Likewise.
6187 (sse4_1_extendv8qiv8hi2): Likewise.
6188 (*sse4_1_extendv8qiv8hi2): Likewise.
6189 (sse4_1_extendv4qiv4si2): Likewise.
6190 (*sse4_1_extendv4qiv4si2): Likewise.
6191 (sse4_1_extendv2qiv2di2): Likewise.
6192 (*sse4_1_extendv2qiv2di2): Likewise.
6193 (sse4_1_extendv4hiv4si2): Likewise.
6194 (*sse4_1_extendv4hiv4si2): Likewise.
6195 (sse4_1_extendv2hiv2di2): Likewise.
6196 (*sse4_1_extendv2hiv2di2): Likewise.
6197 (sse4_1_extendv2siv2di2): Likewise.
6198 (*sse4_1_extendv2siv2di2): Likewise.
6199 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6200 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6201 (sse4_1_zero_extendv4qiv4si2): Likewise.
6202 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6203 (sse4_1_zero_extendv2qiv2di2): Likewise.
6204 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6205 (sse4_1_zero_extendv4hiv4si2): Likewise.
6206 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6207 (sse4_1_zero_extendv2hiv2di2): Likewise.
6208 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6209 (sse4_1_zero_extendv2siv2di2): Likewise.
6210 (*sse4_1_zero_extendv2siv2di2): Likewise.
6211 (sse4_1_ptest): Likewise.
6212 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6213 (sse4_2_pcmpestri): Likewise.
6214 (sse4_2_pcmpestrm): Likewise.
6215 (sse4_2_pcmpistri): Likewise.
6216 (sse4_2_pcmpistrm): Likewise.
6218 (aeskeygenassist): Likewise.
6220 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6222 * config/i386/predicates.md (vzeroall_operation): New.
6224 * config/i386/sse.md (avx_vzeroall): New.
6225 (*avx_vzeroall): Likewise.
6227 2008-08-28 Paul Brook <paul@codesourcery.com>
6228 Mark Shinwell <shinwell@codesourcery.com>
6229 Richard Earnshaw <richard.earnshaw@arm.com>
6231 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6232 (TARGET_MIN_ANCHOR_OFFSET): New.
6233 (arm_override_options): Set correct anchor ranges for Thumb-1
6234 and Thumb-2 if required.
6235 (legitimize_pic_address): Handle case involving a TLS symbol
6236 reference with an addend.
6237 (arm_optimization_options): Enable section anchors at -O1 and
6239 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6240 * config/arm/arm-protos.h (arm_optimization_options): New.
6242 2008-08-28 Nick Clifton <nickc@redhat.com>
6244 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6245 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6248 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6249 * config/v850/v850.md (return): Remove frame size restriction.
6251 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6253 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6255 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6257 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6259 2008-08-28 Paul Brook <paul@codesourcery.com>
6261 * config/arm/vfp11.md: Update license notice.
6262 * config/arm/cortex-r4.md: Ditto.
6264 2008-08-28 Richard Guenther <rguenther@suse.de>
6266 PR tree-optimization/37207
6267 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6270 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6273 * tree.c (int_fits_type_p): Don't forget unsigned integers
6274 of type sizetype which higher end word equals -1.
6276 2008-08-28 Ira Rosen <irar@il.ibm.com>
6278 * target.h (struct vectorize): Add new target builtin.
6279 * tree-vectorizer.c (destroy_loop_vec_info): Call
6280 vect_free_slp_instance instead of vect_free_slp_node.
6281 * tree-vectorizer.h (enum slp_load_perm_type): New.
6282 (struct _slp_instance): Add new fields.
6283 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6284 (SLP_INSTANCE_LOADS): New.
6285 (vect_free_slp_tree): Remove.
6286 (vect_free_slp_instance): Declare.
6287 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6288 (vectorizable_load): Add argument.
6289 (vect_transform_slp_perm_load): New.
6290 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6292 (vect_get_place_in_interleaving_chain): New function.
6293 (vect_free_slp_tree): Make static.
6294 (vect_free_slp_instance): New function.
6295 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6296 collect the load location in the interleaving chain.
6297 (vect_supported_slp_permutation_p): New function.
6298 (vect_supported_load_permutation_p): Likewise.
6299 (vect_analyze_slp_instance): In case of loads permutation, call
6300 vect_supported_load_permutation_p to check that the permutation is
6302 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6303 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6304 (vect_create_mask_and_perm): New function.
6305 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6306 (vectorizable_load): Add an argument. Don't keep the created vectors
6307 statements in the node if permutation is required. Call
6308 vect_transform_slp_perm_load to generate the permutation.
6309 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6310 additional argument.
6311 (vect_schedule_slp_instance): In case of loads permutation, allocate
6312 vectorized statements structure for all the related SLP nodes. Call
6313 vect_transform_stmt with addditional argument.
6314 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6315 * config/spu/spu.c (spu_builtin_vec_perm): New.
6316 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6317 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6318 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6319 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6321 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6323 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6324 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6325 __gthread_cond_signal, __gthread_cond_timedwait,
6326 __gthread_cond_timedwait_recursive): New functions.
6327 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6329 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6332 2008-08-28 Richard Guenther <rguenther@suse.de>
6335 * fold-const.c (maybe_canonicalize_comparison_1): Require
6336 undefined overflow only for canonicalizing A +- CST cmp CST.
6337 Make sure to not generate new constants that are not inside
6338 their TYPE_MIN/MAX_VALUE range.
6339 (maybe_canonicalize_comparison): Remove undefined overflow
6341 (fold_binary): Remove now duplicate folding.
6343 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6345 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6346 use not updated in the last change.
6348 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6350 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6351 (IRA_COVER_CLASSES): Add FPUL_REGS.
6353 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6356 * c-common.c (conversion_warning): Check for null operands.
6358 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6361 * c-decl.c (check_for_loop_decls): Improve error message. Give
6364 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6367 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6368 (convert_for_assignment): Pass corrent OPT_W* parameter to
6369 WARN_FOR_ASSIGNMENT.
6371 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6374 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6376 2008-08-27 Paul Brook <paul@codesourcery.com>
6378 * config.gcc: Loosen checks for arm uclinux eabi targets.
6380 2008-08-27 Paul Brook <paul@codesourcery.com>
6382 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6384 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6386 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6388 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6389 the enumerators of an ENUMERAL_TYPE.
6390 * dbxout.c (dbxout_type): Ditto.
6392 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6395 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6396 (fwprop_addr): Check that the loop_father is not the outer loop.
6398 2008-08-26 Paul Brook <paul@codesourcery.com>
6400 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6401 Remove documentation entry for fmul type.
6402 Use fmuls to annotate single-precision multiplication patterns,
6403 fmuld to annotate double-precision multiplication patterns,
6404 fmacs to annotate single-precision multiply-accumulate patterns
6405 and fmacd to annotate double-precision multiply-accumulate patterns.
6406 * config/arm/vfp11.md: Update reservations accordingly.
6407 * config/arm/arm.md: Note that certain values of the "type"
6408 attribute are documented in vfp.md.
6409 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6410 (v10_cvt): Use new fmul types.
6412 2008-08-26 Paul Brook <paul@codesourcery.com>
6414 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6415 * config/arm/vfp11.md: ...here. New.
6416 * config/arm/arm.md: Include vfp11.md.
6418 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6420 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6421 parameter to inform call.
6423 2008-08-26 Jeff Law <law@redhat.com>
6425 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6426 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6427 preferred class when copying a constant into a partial word register.
6429 2008-08-26 Ben Elliston <bje@au.ibm.com>
6431 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
6432 * cp/typeck.c: Likewise.
6433 * cp/tree.c: Likewise.
6434 * gimple-low.c: Likewise.
6437 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
6439 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
6440 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
6442 * doc/passes.texi: Describe IRA.
6444 * doc/tm.texi (IRA_COVER_CLASSES,
6445 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
6447 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
6448 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
6449 -fira-propagate-cost, -fno-ira-share-save-slots,
6450 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
6452 * flags.h (ira_algorithm): New enumeration.
6453 (flag_ira_algorithm, flag_ira_verbose): New external variable
6456 * postreload.c (gate_handle_postreload): Don't do post reload
6457 optimizations unless the reload is completed.
6459 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
6462 * tree-pass.h (pass_ira): New external variable declaration.
6464 * reload.h: Add 2008 to the Copyright.
6466 * cfgloopanal.c: Include params.h.
6467 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
6470 * params.h (IRA_MAX_LOOPS_NUM): New macro.
6472 * toplev.c (ira.h): New include.
6473 (flag_ira_algorithm, flag_ira_verbose): New external variables.
6474 (backend_init_target): Call ira_init.
6475 (backend_init): Call ira_init_once.
6476 (finalize): Call finish_ira_once.
6478 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
6479 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
6482 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
6483 may_move_out_cost): New external variable declarations.
6484 (move_table): New typedef.
6486 * caller-save.c: Include headers output.h and ira.h.
6487 (no_caller_save_reg_set): New global variable.
6488 (save_slots_num, save_slots): New variables.
6489 (reg_save_code, reg_restore_code, add_stored_regs): Add
6491 (init_caller_save): Set up no_caller_save_reg_set.
6492 (init_save_areas): Reset save_slots_num.
6493 (saved_hard_reg): New structure.
6494 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
6495 (initiate_saved_hard_regs, new_saved_hard_reg,
6496 finish_saved_hard_regs, saved_hard_reg_compare_func): New
6498 (setup_save_areas): Add code for sharing stack slots.
6499 (all_blocks): New variable.
6500 (save_call_clobbered_regs): Process pseudo-register too.
6501 (mark_set_regs): Process pseudo-register too.
6502 (insert_one_insn): Put the insn after bb note in a empty basic
6503 block. Add insn check.
6505 * global.c (eliminable_regset): Make it external.
6506 (mark_elimination): Use DF_LR_IN for IRA.
6507 (pseudo_for_reload_consideration_p): New.
6508 (build_insn_chain): Make it external. Don't ignore spilled
6509 pseudos for IRA. Use pseudo_for_reload_consideration_p.
6510 (gate_handle_global_alloc): New function.
6511 (pass_global_alloc): Add the gate function.
6513 * opts.c (decode_options): Set up flag_ira. Print the warning for
6515 (common_handle_option): Process -fira-algorithm and -fira-verbose.
6517 * timevar.def (TV_IRA, TV_RELOAD): New passes.
6519 * regmove.c (regmove_optimize): Don't do replacement of output for
6522 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
6523 New external variable declarations.
6525 * local-alloc.c (update_equiv_regs): Make it external. Return
6526 true if jump label rebuilding should be done. Rescan new_insn for
6528 (gate_handle_local_alloc): New function.
6529 (pass_local_alloc): Add the gate function.
6531 * alias.c (value_addr_p, stack_addr_p): New functions.
6532 (nonoverlapping_memrefs_p): Use them for IRA.
6534 * common.opt (fira, fira-algorithm, fira-coalesce,
6535 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
6536 fira-verbose): New options.
6538 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
6539 move_cost, may_move_in_cost, may_move_out_cost): Make the
6541 (move_table): Remove typedef.
6542 (init_move_cost): Make it external.
6543 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
6546 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
6547 setup_reg_classes): New function prototypes.
6548 (eliminable_regset): New external variable declaration.
6549 (build_insn_chain, update_equiv_regs): New function prototypes.
6551 * Makefile.in (IRA_INT_H): New definition.
6552 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
6553 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
6554 (reload1.o, toplev.o): Add dependence on ira.h.
6555 (cfgloopanal.o): Add PARAMS_H.
6556 (caller-save.o): Add dependence on output.h and ira.h.
6557 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
6558 ira-emit.o, ira-lives.o): New entries.
6560 * passes.c (pass_ira): New pass.
6562 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
6564 * reload1.c (ira.h): Include the header.
6565 (changed_allocation_pseudos): New bitmap.
6566 (init_reload): Initiate the bitmap.
6567 (compute_use_by_pseudos): Permits spilled registers in FROM.
6568 (temp_pseudo_reg_arr): New variable.
6569 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
6570 IRA. Call alter_reg with the additional parameter. Don't clear
6571 spilled_pseudos for IRA. Restore original insn chain for IRA.
6572 Clear changed_allocation_pseudos at the end of reload.
6573 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6574 (hard_regno_to_pseudo_regno): New variable.
6575 (count_pseudo): Check spilled pseudos. Set up
6576 hard_regno_to_pseudo_regno.
6577 (count_spilled_pseudo): Check spilled pseudos. Update
6578 hard_regno_to_pseudo_regno.
6579 (find_reg): Use better_spill_reload_regno_p. Check
6580 hard_regno_to_pseudo_regno.
6581 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
6583 (eliminate_regs_1): Use additional parameter for alter_reg.
6584 (finish_spills): Set up pseudo_previous_regs only for spilled
6585 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
6586 more arguments. Don't clear live_throughout and dead_or_set for
6587 spilled pseudos. Use additional parameter for alter_reg. Call
6588 mark_allocation_change. Set up changed_allocation_pseudos.
6589 Remove sanity check.
6590 (emit_input_reload_insns, delete_output_reload): Use additional
6591 parameter for alter_reg. Call mark_allocation_change.
6592 (substitute, gen_reload_chain_without_interm_reg_p): New
6594 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
6596 * testsuite/gcc.dg/20080410-1.c: New file.
6598 * config/s390/s390.h (IRA_COVER_CLASSES,
6599 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
6601 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
6603 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
6605 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
6607 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
6609 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
6611 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
6613 2008-08-24 Jeff Law <law@redhat.com>
6614 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
6615 when ignoring unavailable registers.
6617 2008-08-24 Jeff Law <law@redhat.com>
6618 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
6619 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
6620 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
6621 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
6623 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
6624 * ira-build.c (allocno_range_compare_func): Stabilize sort.
6626 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
6627 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
6628 * reload1.c (find_reg): Process registers in register allocation order.
6630 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6631 * toplev.c (backend_init_target): Move ira_init call from
6633 (lang_dependent_init_target): ...to here.
6635 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6636 * ira.c (setup_class_subset_and_memory_move_costs): Don't
6637 calculate memory move costs for NO_REGS.
6639 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
6640 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
6641 STACK_REGS is defined.
6643 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6644 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
6646 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
6647 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
6649 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
6650 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
6651 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
6654 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
6655 Dorit Nuzman <dorit@il.ibm.com>
6657 * gcc/config/spu/spu.md (vec_extract_evenv4si,
6658 vec_extract_evenv4sf, vec_extract_evenv8hi,
6659 vec_extract_evenv16qi, vec_extract_oddv4si,
6660 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
6661 vec_interleave_highv4sf, vec_interleave_lowv4sf,
6662 vec_interleave_highv4si, vec_interleave_lowv4si,
6663 vec_interleave_highv8hi, vec_interleave_lowv8hi,
6664 vec_interleave_highv16qi, vec_interleave_lowv16qi,
6665 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
6667 2008-08-25 Janis Johnson <janis187@us.ibm.com>
6670 * config/rs6000/rs6000.c (optimization_options): Don't default to
6671 section anchors without toplevel reorder.
6673 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6675 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
6676 (mfc_end_critical_section): Likewise.
6678 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6680 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
6681 all type qualifiers from element type to vector type.
6683 2008-08-25 David Daney <ddaney@avtrex.com>
6685 * config/mips/mips.md (immediate_insn): Move up in file, fix
6686 comment typo, reformat.
6687 (fetchop_bit, atomic_hiqi_op memory_barrier,
6688 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
6689 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
6690 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
6691 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
6692 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
6693 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
6694 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
6695 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
6696 sync_old_nand<mode>, sync_new_nand<mode>,
6697 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
6698 test_and_set_12): Moved to sync.md.
6700 * config/mips/sync.md: New file.
6702 2008-08-25 Richard Henderson <rth@redhat.com>
6704 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
6705 (regsave): Likewise.
6706 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
6707 (output_cfi_directive): Likewise.
6708 (div_data_align): New.
6709 (output_cfi): Use it.
6711 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
6713 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
6714 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
6715 (TARGET_OCTEON): New macro.
6716 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
6717 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
6718 (ISA_HAS_POP): New macro.
6719 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6721 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6723 * config/mips/mips.md (cpu): Add octeon.
6724 (type): Add pop attribute value.
6725 (popcount<mode>2): New pattern.
6726 * doc/invoke.texi (-march=@var{arch}): Add octeon.
6728 2008-08-24 Jan Hubicka <jh@suse.cz>
6730 * doc/invoke.texi (-fipa-cp-clone): New option.
6731 (-fipa-cp): Update docs.
6732 (--param ipcp-unit-growth):New.
6733 * ipa-cp.c: Include fibheap.h, params.h
6734 (ipcp_initialize_node_lattices): When not cloning, all externally
6735 visible functions are bottom.
6736 (ipcp_need_redirect_p): Accept clones.
6737 (ipcp_insert_stage): Use cost driven heuristics.
6738 (max_count, dead_nodes): New static vars.
6739 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
6740 ipcp_const_param_count): New functions.
6741 * common.opt (ipa-cp-clone): New command line option.
6742 * params.def (ipcp-unit-growth): New.
6744 2008-08-24 Jan Hubicka <jh@suse.cz>
6746 * tree-inline.c (tree_function_versioning): Look harder
6747 for referenced vars.
6749 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
6751 PR tree-optimization/37185
6752 * matrix-reorg.c (transform_access_sites): Update changed stmt.
6754 2008-08-23 Jan Hubicka <jh@suse.cz>
6756 * ipa-cp.c (ipcp_analyze_node): New function.
6757 (ipcp_update_cloned_node): Use it.
6758 (ipcp_init_stage): Likewise.
6759 * ipa-inline.c (function_insertion_hook_holder): New static var.
6760 (analyze_function): Break out from ....
6761 (inline_generate_summary): Here; register insertion hook.
6762 (cgraph_decide_inlining): Remove hook.
6763 (add_new_function): New function.
6765 2008-08-23 Jan Hubicka <jh@suse.cz>
6767 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
6769 2008-08-23 Jan Hubicka <jh@suse.cz>
6771 * ipa-cp.c (constant_val_insert): Remove.
6772 (ipcp_propagate_one_const): Remove.
6773 (ipcp_create_replace_map): Always insert replacements to the map.
6774 (ipcp_insert_stage): Do not try to insert statements by hand.
6775 * tree-inline.c (insert_init_stmt): Break out from ...
6776 (setup_one_parameter): ... here; allow NULL BB pointer.
6777 (tree_function_versioning): Use setup_one_parameter to process
6780 2008-08-23 Jan Hubicka <jh@suse.cz>
6782 * tree.c (decl_address_ip_invariant_p): New function.
6783 * tree.h (decl_address_ip_invariant_p): Declare.
6784 * gimple.c (strip_invariant_refs): Break out from ...
6785 (is_gimple_invariant_address): ... here
6786 (is_gimple_ip_invariant_address): New function.
6787 (is_gimple_ip_invariant): New function.
6788 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
6791 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
6792 (ipcp_lat_is_insertable): All constants are insertable.
6793 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
6794 IPA_CONST_VALUE_REF.
6795 (ipcp_initialize_node_lattices): Propagate all types of operands.
6796 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
6797 (ipcp_create_replace_map): Reformat.
6798 (ipcp_need_redirect_p): Simplify.
6799 (ipcp_insert_stage): Check that argument is used before clonning.
6800 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
6802 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
6803 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
6804 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
6805 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
6806 (jump_func_type): Remove IPA_CONST_VALUE_REF.
6807 * tree-inline.c (tree_function_versioning): Add variables referenced
6810 2008-08-23 Jan Hubicka <jh@suse.cz>
6813 * i386.c (standard_80387_constant_p): Use optimize_size.
6815 2008-08-23 Ira Rosen <irar@il.ibm.com>
6817 PR tree-optimization/37161
6818 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
6819 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
6820 (vect_determine_vectorization_factor): Move the scalar type
6821 retrieval to vect_get_smallest_scalar_type.
6822 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
6823 scalar type. Remove redundant computation.
6824 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
6825 (vect_get_slp_defs): Take the type of RHS into account if
6826 necessary by calling vect_get_smallest_scalar_type. Call
6827 vect_get_constant_vectors with additional argument.
6829 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6832 * doc/invoke.texi (Wwrite-strings): Clarify description.
6834 2008-08-23 Ira Rosen <irar@il.ibm.com>
6836 PR tree-optimization/37174
6837 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
6838 def stmt is a part of the loop before accessing its stmt_vec_info.
6840 2008-08-22 Anatoly Sokolov <aesok@post.ru>
6843 * config/avr/avr.md (UNSPEC_SWAP): New constants.
6844 (*swap): New insn pattern.
6845 (*ashlqi3): Rename from ashlqi3 insn pattern.
6846 (ashlqi3): New expanders.
6847 (*lshrqi3): Rename from lshrqi3 insn pattern.
6848 (lshrqi3): New expanders.
6849 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
6850 lshrqi3_const5, lshrqi3_const6): New splitters.
6851 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
6852 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
6855 2008-08-22 Richard Guenther <rguenther@suse.de>
6857 PR tree-optimization/37078
6858 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
6859 [+INF, +INF] ranges.
6861 2008-08-22 Richard Guenther <rguenther@suse.de>
6863 PR tree-optimization/37143
6864 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
6865 a conversion statement instead of a copy.
6867 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
6870 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
6871 CCCmode, CCOmode and CCSmode destination modes.
6874 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
6875 from different units in a single alternative.
6876 (*vec_extractv2sf_1): Ditto.
6877 (*vec_extractv2si_0): Ditto.
6878 (*vec_extractv2si_1): Ditto.
6879 * config/i386/sse.md (sse2_storehpd): Ditto.
6880 (sse2_storelpd): Ditto.
6881 (sse2_loadhpd): Ditto.
6882 (sse2_loadlpd): Ditto.
6885 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
6886 (popcountsi2): Ditto.
6887 (clzdi2_abm): Ditto.
6888 (popcountdi2): Ditto.
6889 (clzhi2_abm): Ditto.
6890 (popcounthi2): Ditto.
6892 2008-08-22 Richard Guenther <rguenther@suse.de>
6896 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
6897 if the multiplication does not overflow.
6899 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
6901 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
6903 2008-08-21 Richard Henderson <rth@redhat.com>
6905 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
6906 spurrious comma from test.
6907 * configure: Rebuild.
6909 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6912 * builtins.c (fold_builtin_next_arg): Add warning about undefined
6915 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
6917 * c-tree.h (grokfield): New argument.
6918 * c-decl.c (grokfield): Handle new location argument.
6919 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
6921 2008-08-21 Richard Guenther <rguenther@suse.de>
6923 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
6925 2008-08-21 Jan Hubicka <jh@suse.cz>
6927 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
6928 (cgraph_add_function_insertion_hook,
6929 cgraph_remove_function_insertion_hook,
6930 cgraph_call_function_insertion_hooks): New functions.
6931 * cgraph.h (cgraph_add_function_insertion_hook,
6932 cgraph_remove_function_insertion_hook,
6933 cgraph_call_function_insertion_hooks): Declare.
6934 * ipa-reference.c (function_insertion_hook_holder): New variable.
6935 (check_operand, look_for_address_of): When checking late, do not care
6936 about module bitmaps.
6937 (add_new_function): New function.
6938 (generate_summary): Register hooks; zero module bitmaps.
6939 (propagate): Unregister hooks.
6940 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
6941 (add_new_function): New function.
6942 (generate_summary): Register hook.
6943 (propagate): Remove hook.
6945 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
6947 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
6948 * ipa-cp.c (ipcp_update_cloned_node): New function.
6949 (build_const_val): Handle functions correctly; bring type logic
6950 into sync with tree-inline.c
6951 (ipcp_init_stage): Take care of computing stuff needed by
6952 indirect inlining; update clones.
6953 (ipcp_generate_summary): Break out of ipcp_driver.
6954 (ipcp_driver): Do only execution and transformation.
6955 (pass_ipa_cp): Make IPA_PASS.
6956 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
6958 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
6959 ipcp, some info is already available.
6960 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
6961 * tree-inline.c (remap_ssa_name): Unshare expression.
6963 2008-08-21 Richard Guenther <rguenther@suse.de>
6965 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6966 a PHI ask VN if it is already available.
6967 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6968 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6970 2008-08-21 Richard Guenther <rguenther@suse.de>
6973 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
6974 makes sure to produce a result of the correct type.
6976 2008-08-21 Jan Hubicka <jh@suse.cz>
6977 Backport from LTO branch:
6979 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6980 Jan Hubicka <jh@suse.cz>
6983 (init_state, finish_state, set_function_state, generate_summary):
6985 (scan_stmt): Renamed from scan_function. Changed to keep state in
6986 local static vars rather than cgraph aux field.
6987 (propagate): Renamed from static_execute. Changed to keep state in
6988 local static vars rather than cgraph aux field.
6989 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
6990 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
6992 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6994 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
6995 * ipa-reference.c (init_function_info, generate_summary,
6996 propagate): New functions.
6997 (analyze_function): Call init_function_info.
6998 (static_execute): Stripped into generate_summary and propagate.
6999 (pass_ipa_reference): Made into ipa_opt_pass.
7001 2008-08-21 Richard Guenther <rguenther@suse.de>
7003 PR tree-optimization/37181
7004 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7006 (extract_range_from_unary_expr): Likewise.
7008 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7010 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7012 * toplev.h (pedwarn_at): Likewise.
7013 * builtins.c: Update all calls to pedwarn.
7014 * c-lex.c: Likewise.
7015 * toplev.c: Likewise.
7016 * c-tree.h: Likewise.
7017 * c-decl.c: Likewise.
7018 * c-errors.c: Likewise.
7019 * c-typeck.c: Likewise.
7020 * c-common.c: Likewise.
7021 * c-parser.c: Likewise.
7023 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7026 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7027 with MODE_VECTOR_INT mode.
7029 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7032 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7033 initialized outside the current module.
7034 (warn_uninitialized_var): Ignore left-hand side when walking the
7035 trees. Ignore address expressions. Examine VUSE operands in gimple
7036 statements with a variable declaration on the right-hand side.
7038 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7041 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7043 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7046 * c-common.c (conversion_warning): Do not warn if applying bit-and
7047 operator to unsigned constant that fits in the target type.
7049 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7052 * c-common.c (conversion_warning): Do not warn for artificial
7055 2008-08-20 Richard Guenther <rguenther@suse.de>
7057 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7058 (extract_range_from_binary_expr): Fall back to constant propagation.
7059 (extract_range_from_unary_expr): Likewise.
7061 2008-08-20 Richard Guenther <rguenther@suse.de>
7063 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7064 with TREE_THIS_VOLATILE on shared nodes.
7065 (fold_stmt_r): Likewise.
7067 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7070 * c-parser.c (c_parser_attributes): For keywords use canonical
7071 spelling for attr_name.
7073 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7075 * value-prof.c (check_counter): Revert wrong call to error.
7077 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7079 * profile.c: Update calls to inform.
7080 * value-prof.c: Update calls to inform.
7082 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7084 * diagnostic.c (inform): Add an explicit location_t parameter.
7085 * toplev.h (inform): Update declaration.
7086 * builtins.c: Update all calls to inform.
7087 * c-common.c: Likewise.
7088 * c-decl.c: Likewise.
7089 * c-opts.c: Likewise.
7090 * c-pch.c: Likewise.
7091 * c-pragma.c: Likewise.
7092 * c-typeck.c: Likewise.
7093 * coverage.c: Likewise.
7095 * toplev.c: Likewise.
7096 * tree-cfg.c: Likewise.
7097 * tree-ssa.c: Likewise.
7099 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7102 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7103 V2DI mode, for SSE4.1, use movq instead of vector set if the
7104 second element is zero and inter-unit moves are OK.
7106 2008-08-20 Richard Guenther <rguenther@suse.de>
7108 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7109 properly handle conversion/copy chains after tuplification.
7111 2008-08-20 Richard Guenther <rguenther@suse.de>
7113 * passes.c (init_optimization_passes): Move the second
7114 forwprop pass before alias computation. Remove the second
7115 DCE pass. Remove the first dominator and phi copy/const
7118 2008-08-20 Nick Clifton <nickc@redhat.com>
7120 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7121 support of this feature. Do not assume that a sufficiently new
7122 assembler will support the feature regardless of the target type.
7123 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7124 * configure: Regenerate.
7126 2008-08-20 Richard Guenther <rguenther@suse.de>
7128 * tree-vrp.c (found_in_subgraph): Remove.
7129 (live): New global static.
7130 (live_on_edge): New function.
7131 (blocks_visited): Remove.
7132 (register_edge_assert_for_2): Use live_on_edge.
7133 (find_conditional_asserts): Remove code dealing with
7134 found_in_subgraph. Do not walk the CFG.
7135 (find_switch_asserts): Likewise.
7136 (find_assert_locations_1): Renamed from find_assert_locations.
7137 Move finding assert locations for conditional and switch
7138 statements first. Update live bitmap. Do not walk the CFG.
7139 (find_assert_locations): New function.
7140 (insert_range_assertions): Remove entry of CFG walk.
7141 Adjust call to find_assert_locations.
7142 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7143 that only can appear because of fake exit edges but assert we
7144 never try to insert on those.
7145 (fini_pre): Do not remove fake exit edges here...
7146 (execute_pre): ...but here, before committing edge inserts.
7148 2008-08-19 Richard Guenther <rguenther@suse.de>
7150 * passes.c (init_optimization_passes): Exchange store-ccp
7153 2008-08-19 Rafael EspÃndola <espindola@google.com>
7155 * varasm.c (weak_decls): Move earlier in the file.
7156 (assemble_external): Add weak decls to the weak_decls list.
7157 (declare_weak): Don't add decls to the weak_decls list.
7159 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7162 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7163 before (sse2_shufpd_<mode>).
7165 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7168 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7169 * tree.c (block_nonartificial_location): Likewise.
7171 2008-08-19 Richard Guenther <rguenther@suse.de>
7173 PR tree-optimization/35972
7174 PR tree-optimization/23094
7175 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7177 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7178 handle MISALIGNED_INDIRECT_REF.
7179 (get_ref_from_reference_ops): New helper.
7180 (vn_reference_lookup_pieces): Walk the use-def chain using the
7181 alias-oracle if requested.
7182 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7183 walking the use-def chain.
7184 (compute_avail): But not here.
7185 (create_component_ref_by_pieces_1): Properly handle
7186 MISALIGNED_INDIRECT_REF.
7187 (do_regular_insertion): Handle fully redundant
7188 expressions after PHI-translation also for SSA_NAME values, not
7189 only constants. Correctly use edoubleprime for that.
7191 2008-08-19 Ira Rosen <irar@il.ibm.com>
7193 * tree-vectorizer.c (supportable_widening_operation): Support
7194 multi-step conversion, return the number of steps in such conversion
7195 and the required intermediate types.
7196 (supportable_narrowing_operation): Likewise.
7197 * tree-vectorizer.h (vect_pow2): New function.
7198 (supportable_widening_operation): Change argument types.
7199 (supportable_narrowing_operation): Likewise.
7200 (vectorizable_type_promotion): Add an argument.
7201 (vectorizable_type_demotion): Likewise.
7202 * tree-vect-analyze.c (vect_analyze_operations): Call
7203 vectorizable_type_promotion and vectorizable_type_demotion with
7204 additional argument.
7205 (vect_get_and_check_slp_defs): Detect patterns.
7206 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7208 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7209 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7210 factor according to the smallest type in the loop.
7211 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7212 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7213 supportable_widening_operation with correct arguments.
7214 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7215 operands lists according to the number of vector statements in left
7216 or right node, if exists.
7217 (vect_gen_widened_results_half): Remove unused argument.
7218 (vectorizable_conversion): Call supportable_widening_operation,
7219 supportable_narrowing_operation, and vect_gen_widened_results_half
7220 with correct arguments.
7221 (vectorizable_assignment): Change documentation, support multiple
7223 (vectorizable_operation): Likewise.
7224 (vect_get_loop_based_defs): New function.
7225 (vect_create_vectorized_demotion_stmts): Likewise.
7226 (vectorizable_type_demotion): Support loop-aware SLP and general
7227 multi-step conversion. Call vect_get_loop_based_defs and
7228 vect_create_vectorized_demotion_stmts for transformation.
7229 (vect_create_vectorized_promotion_stmts): New function.
7230 (vectorizable_type_promotion): Support loop-aware SLP and general
7231 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7233 (vectorizable_store): Change documentation, support multiple
7235 (vectorizable_load): Likewise.
7236 (vect_transform_stmt): Pass SLP_NODE to
7237 vectorizable_type_promotion and vectorizable_type_demotion.
7238 (vect_schedule_slp_instance): Move here the calculation of number
7239 of vectorized statements for each node from...
7240 (vect_schedule_slp): ... here.
7241 (vect_transform_loop): Call vect_schedule_slp without the last
7244 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7247 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7248 to == in assert statement.
7249 (vectorizable_reduction): Fix typo.
7251 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7254 * value-prof.c (check_counter): Dereference pointer to overall
7255 count when printing it.
7257 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7259 * profile.h: Really add it.
7261 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7263 * mcf.c: Really add it.
7265 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7266 Vinodha Ramasamy <vinodha@google.com>
7268 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7270 * value-prof.c (check_counter): Fix the counter if
7271 flag_profile_correction is true.
7272 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7273 tree_mod_subtract_transform):
7274 Follow check_counter parameter change.
7275 * common.opt (fprofile-correction): New option.
7277 * profile.h: Likewise.
7278 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7279 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7280 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7282 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7283 flag_profile_correction is set.
7285 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7287 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7289 2008-08-18 Tomas Bily <tbily@suse.cz>
7291 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7292 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7294 * tree-data-ref.c (split_constant_offset_1): Likewise.
7295 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7296 * tree-sra.c (sra_walk_expr): Likewise.
7297 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7298 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7299 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7300 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7302 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7303 * tree-vect-transform.c (vectorizable_type_demotion)
7304 (vectorizable_type_promotion): Likewise.
7305 * tree-inline.c (expand_call_inline):
7306 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7307 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7308 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7309 * expr.c (expand_expr_real_1): Likewise.
7310 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7311 (gimple_assign_unary_useless_conversion_p): Likewise.
7312 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7313 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7314 * fold-const.c (fold_unary): Likewise.
7315 * tree.h (CONVERT_EXPR_P): Likewise.
7316 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7317 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7319 (register_edge_assert_for_2, extract_range_from_unary_expr)
7320 (register_edge_assert_for_1): Likewise.
7322 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7324 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7325 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7326 (enum real_value_const): Delete.
7327 (get_real_const): Delete.
7328 * real.c (get_real_const): Delete.
7329 (dconst_e_ptr): Define.
7330 (dconst_third_ptr): Define.
7331 (dconst_sqrt2_ptr): Define.
7332 * builtins.c: Update all callers.
7334 2008-08-18 Richard Guenther <rguenther@suse.de>
7336 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7337 statement iterator after statement removal.
7339 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7341 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7342 (detect_processor_freebsd): Likewise.
7343 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7345 2008-08-18 Richard Guenther <rguenther@suse.de>
7347 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7348 and loads have the correct types.
7350 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7353 * c-opts.c (cpp_opts): Remove static.
7354 * c-parser.c (cpp_opts): Declare it extern.
7355 (disable_extension_diagnostics): Handle cpp options.
7356 (enable_extension_diagnostics): Likewise.
7358 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7360 * diagnostics.c (permerror_at): Rename as permerror.
7361 (permerror): Delete.
7362 * toplev.h: Likewise.
7364 2008-08-18 Richard Guenther <rguenther@suse.de>
7366 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7367 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7368 Move call_cdce before build_alias. Move copyrename2,
7369 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7370 right after final inlining.
7371 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7372 (pass_build_cfg): But instead via TODO_dump_func.
7374 2008-08-18 Richard Guenther <rguenther@suse.de>
7376 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7378 (scalarize_init): If we failed to generate some initializers
7379 do not generate zeros for not instantiated members. Instead
7380 rely on the copy out.
7381 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7382 about missing flow-sensitive alias info only if we have
7385 2008-08-17 Nick Clifton <nickc@redhat.com>
7387 * doc/extend.texi (Function Attributes): Fix typo in description
7388 if hot function attribute.
7390 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7391 Richard Sandiford <rdsandiford@googlemail.com>
7393 * doc/install.texi (--with-mips-plt): Document.
7394 * doc/invoke.texi (-mplt, -mno-plt): Document.
7395 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7396 and handle ${with_mips_plt}.
7397 * config/mips/mips.opt (mplt): New option.
7398 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7399 (TARGET_ABICALLS_PIC2): Likewise.
7400 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7401 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7402 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7403 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7404 to decide whether to output ".option picX" directives.
7405 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7406 Pass -call_nonpic rather than -KPIC for -mplt.
7407 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7408 on the command line. Also remove it when -mabi=64 is used without
7410 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7411 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7412 TARGET_ABICALLS_PIC0.
7413 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7415 (mips16_build_function_stub): Only output ".option pic" directives
7416 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7417 (mips16_build_call_stub): Fix comment and remove redundant
7418 ".set at"/"set .noat" directives.
7419 (mips_function_rodata_section): Use the default behaviour for
7420 TARGET_ABSOLUTE_ABICALLS.
7421 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7422 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7423 (mips_restore_gp): Do nothing if the current function doesn't use
7425 (mips_expand_prologue): Only save $gp if the current function uses it.
7426 Use a normal move for TARGET_ABICALLS_PIC0.
7427 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
7429 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
7431 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
7432 of function when handling GLOBAL_POINTER_REGNUM.
7434 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
7437 * common.opt (-fstack-check): Do not declare the variable here.
7438 (-fstack-check=): New option variant.
7439 * doc/invoke.texi (Code Gen Options): Document it.
7440 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
7441 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
7442 (STACK_CHECK_STATIC_BUILTIN): New macro.
7443 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
7444 * opts.c: Include expr.h.
7445 (common_handle_option) <OPT_fold_stack_check_>: New case.
7446 <OPT_fstack_check>: Likewise.
7447 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
7448 consistently in the test for variable-sized types. Adjust for
7449 new behaviour of flag_stack_check.
7450 * explow.c: Include except.h.
7451 (allocate_dynamic_stack_space): Do not take into account
7452 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
7453 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
7454 for variable-sized parameters. Treat all parameters whose size is
7455 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
7456 stack checking is enabled.
7457 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
7458 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
7459 if generic stack checking is enabled.
7460 (expand_function_end): Adjust for new behaviour of flag_stack_check.
7461 * reload1.c (reload): Likewise.
7462 * stmt.c (expand_decl): Assert that all automatic variables have
7463 fixed size at this point and remove dead code.
7464 * flags.h (stack_check_type): New enumeration type.
7465 (flag_stack_check): Declare.
7466 * toplev.c (flag_stack_check): New global variable.
7467 * Makefile.in (opts.o): Add dependency on EXPR_H.
7468 (explow.o): Add dependency on except.h.
7470 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
7472 * config/avr/avr.c (avr_override_options): Reduce value of
7473 PARAM_INLINE_CALL_COST.
7475 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
7477 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
7478 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
7479 lieu of TYPE_MODE (type) throughout.
7481 2008-08-15 Joseph Myers <joseph@codesourcery.com>
7483 * config/arm/arm.c (add_minipool_backward_ref): Check for
7484 8-byte-aligned entries in second case of forcing insertion after a
7485 particular entry. Change third case to avoid inserting
7486 non-8-byte-aligned entries before 8-byte-aligned ones.
7488 2008-08-15 Richard Guenther <rguenther@suse.de>
7490 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
7491 strip components for unknown size accesses.
7493 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
7495 * config/s390/2097.md New file.
7496 * config/s390/s390.md ("z10prop" attribute): Define none,
7497 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
7498 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
7499 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
7500 possible values and apply them to insns as appropriate.
7501 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
7502 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
7503 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
7504 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
7505 ("bfp" mode attribute): Removed. Every occurence replaced
7507 * config/s390/s390.c (struct "z10_cost"): Updated entries.
7508 * config/s390/2084.md (insn_reservation "x_itof"): Updated
7511 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7514 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
7517 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
7519 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
7520 additional argument. Support reduction when duplication is needed due
7521 to data-types of different sizes in the loop.
7522 (get_initial_def_for_induction): Fix printout.
7523 (vect_get_vec_def_for_stmt_copy): Support case where the
7524 vec_stmt_for_operand is a phi node.
7525 (vectorizable_reduction): Support reduction when duplication is needed
7526 due to data-types of different sizes in the loop.
7527 (vectorizable_call): Remove restriction to not vectorize in case we
7528 have data-types of different sizes in the loop.
7529 (vectorizable_conversion): Likewise.
7530 (vectorizable_operation): Likewise.
7531 (vectorizable_type_demotion): Likewise.
7532 (vectorizable_type_promotion): Likewise.
7533 (vectorizable_induction): Add restriction to not vectorize in case
7534 we have data-types of different sizes in the loop.
7536 2008-08-14 Christophe Saout <christophe@saout.de>
7537 Uros Bizjak <ubizjak@gmail.com>
7540 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
7541 (*vec_concatv2di_rex64_sse4_1): Ditto.
7542 (*vec_concatv2di_rex64_sse): Ditto.
7544 2008-08-14 Jakub Jelinek <jakub@redhat.com>
7547 * fold-const.c (fold_widened_comparison): Do not allow
7548 sign changes that change the result even if shorter type
7549 is wider than arg1_unw's type.
7551 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
7553 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
7554 Skip if the multilib testing specifies -march that does not
7555 agree with the one specified in the testcase.
7557 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7559 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
7560 zero extend SImode values being converted to TFmode before passing
7563 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7565 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
7566 __PPU__ when targeting the Cell/B.E. PPU processor.
7568 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
7570 * gimple.h (gimple_call_set_chain): Accept SSA variables.
7571 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
7572 Rematerialize the static chain, if any.
7573 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
7576 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7578 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
7579 (new_loc_descr): Likewise.
7580 (add_loc_descr): Likewise.
7581 (size_of_loc_descr): Likewise.
7582 (size_of_locs): Likewise.
7583 (output_loc_operands): Likewise.
7584 (output_loc_sequence): Likewise.
7585 (new_reg_loc_descr): New.
7586 (build_cfa_loc): Use it.
7587 (build_cfa_aligned_loc): Likewise.
7588 (one_reg_loc_descriptor): Likewise.
7589 (based_loc_descr): Likewise.
7591 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7594 * doc/invoke.texi (Wmain): Update.
7595 * c-decl.c (start_decl): warn_main is only 0 or 1.
7596 (start_function): Likewise. Fix formatting.
7597 (finish_function): Delete redundant warning.
7598 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
7599 * c-opts (c_common_handle_option): -Wall only has effect if
7600 warn_main is uninitialized. OPT_Wmain is automatically
7601 handled. -pedantic also enables Wmain.
7602 (c_common_post_options): Handle all logic for Wmain here.
7603 * c-common.c (warn_main): Delete.
7604 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
7605 * c-common.h (warn_main): Delete.
7607 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7610 * expr.c (emit_group_store): Allocate stack temp with the
7611 largest alignment when copying from register to stack.
7613 2008-08-13 Richard Guenther <rguenther@suse.de>
7615 * tree.h (maybe_fold_offset_to_address): Declare.
7616 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
7617 (ccp_fold): Handle pointer conversions the same as fold_stmt.
7618 Likewise for POINTER_PLUS_EXPR.
7619 (maybe_fold_offset_to_reference): Enable disabled code.
7620 (maybe_fold_offset_to_address): New function.
7621 (fold_stmt_r): Use it.
7622 (fold_gimple_assign): Likewise.
7623 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
7624 (gimplify_expr): Likewise.
7626 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7628 * toplev.h (pedwarn_at): Fix declaration.
7630 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7632 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
7633 LINK_SPEC): Use %R in -Y P argument.
7635 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7638 * diagnostic.c (pedwarn_at): New.
7639 * toplev.h (pedwarn_at): Declare.
7640 * c-tree.h (build_enumerator): Update declaration.
7641 * c-decl.c (finish_enum): Update comment.
7642 (build_enumerator): Take a location parameter. Give a pedwarn but do
7643 not perform any conversion.
7644 * c-parser.c (c_parser_enum_specifier): Set correct location for
7647 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7650 * c-common.c (conversion_warning): Use a switch. Ignore boolean
7651 expressions except for conversions to signed:1 bitfields. Handle
7652 COND_EXPR with constant operands.
7654 2008-08-13 Richard Guenther <rguenther@suse.de>
7656 PR tree-optimization/15255
7657 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
7658 (struct oecount_s): New struct and VEC types.
7660 (oecount_hash): New function.
7661 (oecount_eq): Likewise.
7662 (oecount_cmp): Likewise.
7663 (zero_one_operation): New function.
7664 (build_and_add_sum): Likewise.
7665 (undistribute_ops_list): Perform un-distribution of multiplication
7666 and division on the chain of summands.
7667 (should_break_up_subtract): Also break up subtracts for factors.
7668 (reassociate_bb): Delete dead visited statements.
7669 Call undistribute_ops_list. Re-sort and optimize if it did something.
7670 * passes.c (init_optimization_passes): Move DSE before
7672 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
7675 2008-08-12 Janis Johnson <janis187@us.ibm.com>
7677 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
7679 * doc/invoke.texi: Revert unintended checkin.
7681 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
7684 * gcc.c (include_spec_function): Tweak call to find_a_file.
7686 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7689 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
7690 and TRUTH_ORIF_EXPR.
7691 * dojump.c (do_jump): Likewise.
7693 PR tree-optimization/37084
7694 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
7695 if id->regimplify, don't assume stmt is a cast assignment.
7697 2008-08-12 Anatoly Sokolov <aesok@post.ru>
7699 * final.c (final_scan_insn): Use app_enable/app_disable functions.
7701 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7704 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
7707 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7709 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
7710 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
7712 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
7713 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
7714 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
7715 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
7716 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
7718 * doc/tm.texi (Storage Layout): Remove documentation for
7719 TARGET_FLOAT_FORMAT.
7721 * simplify-rtx.c (simplify_binary_operation_1): Replace
7722 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
7724 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7726 * real.h (struct real_format): New member has_sign_dependent_rounding.
7727 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
7728 spu_single_format, ieee_double_format, mips_double_format,
7729 motorola_double_format, ieee_extended_motorola_format,
7730 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7731 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7732 mips_extended_format, ieee_quad_format, mips_quad_format,
7733 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7734 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7736 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7737 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7738 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7739 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7740 (ROUND_TOWARDS_ZERO): Likewise.
7742 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
7743 (FLOAT_MODE_FORMAT): New macro.
7744 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
7745 (MODE_COMPOSITE_P): ... this new macro.
7746 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7747 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
7748 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
7750 * flags.h: Include "real.h".
7752 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
7753 REAL_MODE_FORMAT_COMPOSITE_P.
7754 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
7756 * doc/tm.texi (Storage Layout): Remove documentation of
7757 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7758 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
7759 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
7760 they only apply to libgcc2.a.
7762 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7764 * config/spu/float_disf.c: New file.
7765 * config/spu/float_unsdisf.c: New file.
7766 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
7767 (LIB2FUNCS_EXCLUDE): Define.
7769 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7770 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7772 * real.h (struct real_format): New member round_towards_zero.
7773 * real.c (round_for_format): Respect fmt->round_towards_zero.
7774 (ieee_single_format, mips_single_format, motorola_single_format,
7775 spu_single_format, ieee_double_format, mips_double_format,
7776 motorola_double_format, ieee_extended_motorola_format,
7777 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7778 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7779 mips_extended_format, ieee_quad_format, mips_quad_format,
7780 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7781 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7783 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
7784 real_format to choose rounding mode when calling MPFR functions.
7785 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
7786 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
7788 * real.h (real_to_decimal_for_mode): Add prototype.
7789 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
7790 Respect target rounding mode when generating decimal representation.
7791 (real_to_decimal): New stub for backwards compatibility.
7792 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
7793 real_to_decimal_for_mode instead of real_to_decimal.
7795 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
7797 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7798 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7800 * real.c (spu_single_format): New variable.
7801 * real.h (spu_single_format): Declare.
7803 * config/spu/spu.c (spu_override_options): Install SFmode format.
7804 (spu_split_immediate): Use integer mode to operate on pieces of
7805 floating-point values in all cases.
7807 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
7808 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
7809 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
7811 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7813 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
7815 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7817 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
7819 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7822 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
7823 on the VAR_DECL instead of TYPE_READONLY on its type.
7825 2008-08-12 Ira Rosen <irar@il.ibm.com>
7827 * tree-vectorizer.c: Depend on langhooks.h.
7828 (supportable_widening_operation): Add two arguments. Support double
7830 (supportable_narrowing_operation): Likewise.
7831 * tree-vectorizer.h (supportable_widening_operation): Add two
7833 (supportable_narrowing_operation): Likewise.
7834 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
7835 supportable_widening_operation with correct arguments.
7836 * tree-vect-transform.c (vectorizable_conversion): Likewise.
7837 (vectorizable_type_demotion): Support double type conversions.
7838 (vectorizable_type_promotion): Likewise.
7839 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
7841 2008-08-11 Michael Matz <matz@suse.de>
7843 * i386/i386.c (override_options): Move initialisation from
7844 flag_schedule_insns_after_reload to here from ...
7845 (optimization_options): ... here.
7847 2008-08-11 Jakub Jelinek <jakub@redhat.com>
7849 PR rtl-optimization/36998
7850 * dwarf2out.c (compute_barrier_args_size_1,
7851 compute_barrier_args_size): Temporarily remove assertions.
7853 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7856 * tree-ssa.c (struct walk_data): Add new flag
7857 warn_possibly_uninitialized.
7858 (warn_uninitialized_var): Use it.
7859 (warn_uninitialized_vars): New.
7860 (execute_early_warn_uninitialized): Call it.
7861 (execute_late_warn_uninitialized): Likewise.
7863 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7866 * reload1.c (gen_reload): Guard calls to get_secondary_mem
7869 2008-08-09 Jan Hubicka <jh@suse.cz>
7872 * optabs.c (maybe_emit_unop_insn): Remove produced code if
7874 (expand_fix): Be prepared for expansion to fail.
7875 (expand_sfix_optab): Remove instructions if expansion failed.
7877 2008-08-09 Anatoly Sokolov <aesok@post.ru>
7879 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
7881 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
7882 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7884 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7886 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
7887 mips/t-libgcc-mips16 to tmake_file.
7888 * config/mips/mips-protos.h (mips_call_type): New enum.
7889 (mips_pic_base_register, mips_got_load): Declare.
7890 (mips_restore_gp): Take an rtx argument.
7891 (mips_use_pic_fn_addr_reg_p): Declare.
7892 (mips_expand_call): Replace the sibcall_p argument with
7893 a mips_call_type argument. Add a lazy_p parameter.
7894 (mips_split_call): Declare.
7895 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
7896 (MIPS16_PIC_TEMP): Likewise.
7897 (reg_class): Delete M16_NA_REGS.
7898 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7899 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
7900 (mips_split_hi_p): Declare.
7901 * config/mips/mips.c (mips_split_hi_p): New array.
7902 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
7903 (mips_got_symbol_type_p): New function.
7904 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
7905 (mips16_stub_function_p): New function.
7906 (mips16_local_function_p): Likewise.
7907 (mips_use_pic_fn_addr_reg_p): Likewise.
7908 (mips_cannot_force_const_mem): Return false for HIGHs.
7909 Extend CONST_INT and symbolic handling to MIPS16, using
7910 mips_symbol_insns to check that the base symbol type is a
7911 legitimate constant. Reject GOT-based constants if
7912 TARGET_MIPS16_PCREL_LOADS.
7913 (mips_const_insns): Check targetm.cannot_force_const_mem when
7914 decomposing a symbolic base and a large offset.
7915 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
7916 When calling a function that needs $25 from MIPS16 code,
7917 move the target address into $25 separately and add a USE
7919 (mips16_gp_pseudo_reg): Insert the initializer immediately
7920 before the first real insn.
7921 (mips_pic_base_register, mips_got_load): New functions.
7922 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
7923 parameter to LOW_OUT. Say that it can be any valid SET_SRC
7924 when splitting a load-address operation. Split SYMBOL_GOT_DISP
7925 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
7926 (mips_call_tls_get_addr): Update the call to mips_expand_call,
7927 also passing NULL_RTX rather than const0_rtx as the aux argument.
7928 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
7929 instead of TARGET_EXPLICIT_RELOCS.
7930 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
7931 (mips_load_call_address): Replace the sibcall_p argument with
7932 a mips_call_type argument. Use mips_got_load.
7933 (mips16_local_alias): New structure.
7934 (mips16_local_aliases): New variable.
7935 (mips16_local_aliases_hash): New function.
7936 (mips16_local_aliases_eq): Likewise.
7937 (mips16_local_alias): Likewise.
7938 (mips16_stub_function): Likewise.
7939 (mips16_build_function_stub): Create a local alias for the target
7940 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
7941 .cpload directive and an R_MIPS_NONE relocation for the target
7942 function, then load the alias rather than the function itself.
7943 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
7944 (mips16_copy_fpr_return_value): Use mips16_stub_function and
7945 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
7946 (mips16_build_call_stub): Replace the FN parameter with an
7947 FN_PTR parameter. Force the address into a register if it
7948 isn't a call_insn_operand; don't rely on the caller to do this.
7949 If a call to a locally-defined and locally-binding MIPS16
7950 function must be made indirectly, redirect the call to the
7951 function's local alias. Use mips16_stub_function_p,
7952 mips16_stub_function, mips_expand_call and use_reg.
7953 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
7954 Use explicit %hi and %lo accesses where possible.
7955 Use MIPS_CALL to generate the correct code form of a
7956 jal instruction. Add clobbers of $18 instead of uses.
7957 Update the call to mips_emit_call_insn.
7958 (mips_expand_call): Replace the SIBCALL_P argument with a
7959 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
7960 Take a LAZY_P parameter. Call mips16_build_call_stub first,
7961 allowing it to modify the call address. Update the calls to
7962 mips_load_call_address and mips_emit_call_insn.
7963 (mips_split_call): New function.
7964 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
7965 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
7966 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
7967 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
7968 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
7970 (mips_cprestore_slot): New function.
7971 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
7972 and use mips_cprestore_slot.
7973 (mips_output_function_prologue): Handle TARGET_MIPS16 for
7975 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
7976 then use a copygp_mips16 instruction to set up $28.
7977 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
7978 (mips16_lay_out_constants): Call split_all_insns_noflow.
7979 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
7980 false if TARGET_MIPS16.
7981 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
7982 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
7983 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
7984 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
7985 MIPS16 code. Allow MIPS16 o32 PIC.
7986 (mips_override_options): Allow MIPS16 o32 PIC.
7987 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
7988 after reload if TARGET_USE_GOT.
7989 (UNSPEC_COPYGP): New constant.
7990 (length): Use a default length of 8 for MIPS16 GOT loads.
7991 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
7992 (*got_page<mode>): Check mips_split_hi_p.
7993 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
7994 (unspec_got<mode>, unspec_call<mode>): New expanders.
7995 (load_got<mode>, load_call<mode>): Remove the length attributes.
7996 Use a got attribute instead of a type attribute.
7997 (copygp_mips16): New insn.
7998 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
7999 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8000 (sibcall, sibcall_value, call, call_value): Update the calls
8001 to mips_expand_call.
8002 (call_internal, call_value_internal): Use mips_split_call.
8003 (call_value_multiple_internal): Likewise.
8004 (call_split): Move after call_internal (the insn it is split from).
8005 (call_internal_direct, call_value_internal_direct): Turn into
8006 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8007 (call_direct_split, call_value_direct_split): New patterns.
8008 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8009 and use M16_REGS instead of M16_NA_REGS.
8010 * config/mips/predicates.md (const_call_insn_operand): Replace
8011 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8012 mips_use_pic_fn_addr_reg_p check.
8013 (move_operand): Reject HIGHs if mips_split_hi_p.
8014 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8015 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8016 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8017 * config/mips/libgcc-mips16.ver: New file.
8018 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8019 $(srcdir)/config/mips/libgcc-mips16.ver.
8021 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8023 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8025 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8026 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8027 (mips16_cfun_returns_in_fpr_p): Likewise.
8029 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8031 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8032 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8033 rather than 4 to PC.
8035 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8037 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8038 (FUNCTION_PROFILER): Save the static chain pointer into $2
8039 beforehand and restore it aftewards.
8040 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8041 address directly into $25 and call the function through $25;
8042 do not clobber $3. Pad the DImode version to cover the space
8043 left by the deleted $25 <- $3 move.
8044 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8045 the removal of the $25 <- $3 move.
8046 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8047 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8049 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8050 Daniel Jacobowitz <dan@codesourcery.com>
8052 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8053 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8054 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8055 * config/mips/mips.c (mips_start_function_definition): New function.
8056 (mips_end_function_definition): Likewise.
8057 (mips_output_function_prologue): Use mips_start_function_definition.
8058 (mips_output_function_epilogue): Use mips_end_function_definition.
8059 (build_mips16_function_stub): Use mips_start_function_definition
8060 and mips_end_function_definition.
8061 (build_mips16_call_stub): Likewise.
8063 2008-08-09 Richard Guenther <rguenther@suse.de>
8065 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8066 * gimple.h (gimple_call_fn): Adjust comment.
8067 (gimple_call_set_fndecl): New function.
8068 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8069 longer having bare FUNCTION_DECL operand.
8070 (gimple_call_return_type): Likewise.
8071 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8073 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8074 (gimple_mod_pow2): Likewise.
8075 (gimple_mod_subtract): Likewise.
8076 (gimple_ic): Likewise.
8077 (gimple_stringop_fixed_value): Likewise.
8078 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8079 longer having bare FUNCTION_DECL operand.
8080 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8081 * omp-low.c (optimize_omp_library_calls): Likewise.
8082 * cgraphunit.c (update_call_expr): Likewise.
8083 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8084 (execute_convert_to_rsqrt): Likewise.
8085 * cfgexpand.c (gimple_to_tree): Simplify.
8086 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8087 bare FUNCTION_DECL operand.
8088 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8089 (convert_gimple_call): Use gimple_call_fndecl.
8090 * c-common.c (c_warn_unused_result): Likewise.
8092 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8095 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8096 (c_finish_return): Likewise.
8097 (c_start_case): Likewise.
8098 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8099 * c-parser.c (c_parser_condition): New. Call
8100 verify_sequence_points.
8101 (c_parser_paren_condition): Call c_parser_condition.
8102 (c_parser_for_statement): Call c_parser_condition.
8104 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8107 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8108 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8109 Moved from diagnostic.h
8110 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8112 (emit_diagnostic): New.
8113 (warning0, pedwarn0): Delete.
8114 (warning, warning_at, pedwarn, permerror): Return bool.
8115 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8116 Moved to diagnostic.c.
8117 (struct diagnostic_context): Use correct type for
8118 classify_diagnostic.
8119 (diagnostic_report_diagnostic): Update declaration.
8120 (emit_diagnostic): Declare.
8121 * errors.c (warning): Return bool.
8122 * errors.h (warning): Update declaration.
8123 * toplev.h (warning0, pedwarn0): Delete.
8124 (warning, warning_at, pedwarn, permerror): Return bool.
8125 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8126 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8127 inform. Update all calls.
8128 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8129 before giving informative note.
8130 (implicit_decl_warning): Likewise.
8131 * c-typeck.c (build_function_call): Likewise.
8132 * tree-sssa.c (warn_uninit): Likewise.
8133 * builtins.c (gimplify_va_arg_expr): Likewise.
8135 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8138 * doc/invoke.texi (-Wextra): Move warning from here...
8139 (-Wuninitialized): ... to here.
8141 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8144 * flags.h (set_Wunused): Delete
8145 * toplev.c (process_options): Handle Wunused flags here.
8146 * opts.c (maybe_warn_unused_parameter): Delete.
8147 (common_handle_option): Replace set_Wunused by warn_unused.
8148 (set_Wextra): Do not handle Wunused-parameter here.
8149 (set_Wunused): Delete.
8150 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8152 * common.opt (Wunused): Add Var and Init.
8153 (Wunused-function): Likewise.
8154 (Wunused-label): Likewise.
8155 (Wunused-parameter): Likewise.
8156 (Wunused-value): Likewise.
8157 (Wunused-variable): Likewise.
8159 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8161 * doc/invoke.texi: Add cpu_type power7.
8162 * config.in (HAVE_AS_VSX): New.
8163 * config.gcc: Add cpu_type power7.
8164 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8166 * configure: Regenerate.
8167 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8169 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8170 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8171 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8173 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8175 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8176 type to vectorize.builtin_conversion.
8177 (vectorizable_conversion): Likewise.
8178 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8179 integral type as input.
8180 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8182 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8183 and ALTIVEC_BUILTIN_VCTSXS.
8184 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8187 2008-08-08 Richard Guenther <rguenther@suse.de>
8189 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8190 (surely_varying_stmt_p): Calls are varying only if they are
8191 non-builtin and not indirect or have no result.
8192 (ccp_fold): Re-instantiate code before the tuples merge.
8194 2008-08-08 Richard Guenther <rguenther@suse.de>
8196 PR tree-optimization/37056
8197 * gimple.h (gimple_assign_rhs_class): New helper function.
8198 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8199 unary operations properly.
8201 2008-08-07 Jan Hubicka <jh@suse.cz>
8203 * i386.h (ix86_size_cost): Declare.
8204 (ix86_cur_cost): New function macro.
8205 * i386.md (peepholes expanding size and splitters): Predicate by
8206 optimize_insn_for_speed_p.
8207 (peepholes reduce size and splitters): Predicate by
8208 optimize_insn_for_size_p.
8209 * i386.c (ix86_size_cost): Rename from ...
8210 (size_cost): This one.
8211 (override_options): Update.
8212 (decide_alg): Likewise.
8213 (ix86_expand_clear): Use RTL profile.
8214 (ix86_pad_returns): Use RTL profile.
8216 2008-08-07 Jan Hubicka <jh@suse.cz>
8218 * recog.c (split_all_insns): Set RTL profile
8219 (peephole2_optimize): Likewise.
8220 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8221 * combine.c (combine_instructions): Likewise.
8223 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8225 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8227 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8229 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8230 value in a6 after the set_frame_ptr insn.
8232 2008-08-07 Richard Henderson <rth@redhat.com>
8235 * gcc.c (cpp_options): Pass along -g*.
8237 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8239 * config/arm/arm.c (output_move_neon): Update comment describing
8240 big-endian vector layout.
8241 (arm_assemble_integer): Do not handle big-endian NEON vectors
8243 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8244 neon_vget_lane<mode>_sext_internal,
8245 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8246 element indices for big-endian.
8248 2008-08-07 Richard Henderson <rth@redhat.com>
8250 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8251 * configure, config.in: Rebuild.
8252 * debug.h (dwarf2out_do_cfi_asm): Declare.
8253 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8254 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8255 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8256 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8258 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8260 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8261 movv2si_internal): Combine into mov<mode>_internal.
8262 (movv2si_internal_2): Remove.
8264 2008-08-07 Jan Hubicka <jh@suse.cz>
8267 * i386.md (single stringop patterns): Enable unconditionally.
8269 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8272 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8274 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8275 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8277 * config/i386/sse.md (sse2_movq128): New.
8279 * doc/extend.texi: Document __builtin_ia32_movq128.
8281 2008-08-07 Richard Guenther <rguenther@suse.de>
8284 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8285 pointers can access anything.
8287 2008-08-06 Jan Hubicka <jh@suse.cz>
8289 * optabs.c (emit_unop_insn): Break out to ...
8290 (maybe_emit_unop_insn): ... this one.
8291 (expand_sfix_optab): Use maybe variant.
8292 * optabs.h (maybe_emit_unop_insn): Declare.
8294 * i386.md (mov0 patterns): Enable by default.
8295 (FP conversion expanders): Disable expansion of code expanding
8296 sequences when instruction should be optimized for size.
8297 (single strinop patterns): Enable when optimizing for size.
8298 (string expanders): Disable expanding of code expanding sequences
8299 when optimizning instruction for size.
8300 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8302 (ix86_fp_comparison_sahf_cost): Likewise.
8303 (ix86_expand_branch): Likewise.
8304 (ix86_expand_ashl_const): Likewise.
8305 (ix86_split_ashl): Likewise.
8306 (ix86_expand_strlen): Likewise.
8307 (ix86_emit_fp_unordered_jump): Likewie.
8309 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8311 * c-common.c: Fix typo.
8312 (c_common_reswords): Activate more C++ keyword warnings.
8314 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8316 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8319 * diagnostic.c (permerror_at): New.
8320 * toplev.h (permerror_at): Declare.
8322 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8323 Ira Rosen <irar@il.ibm.com>
8325 * tree-vect-transform.c (vect_model_simple_cost): Return
8326 immediately if stmt is pure SLP.
8327 (vect_model_store_cost): Ditto.
8328 (vect_model_load_cost): Ditto.
8329 (vectorizable_store): Remove PURE_SLP check before call
8330 to vect_model_store_cost.
8331 (vect_model_store_cost): When checking whether stmt describe
8332 strided access, add a check that it is not slp_node.
8334 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8337 * c-common.c (warn_for_sign_compare): New. Handle separately the
8338 case that 'constant' is zero.
8339 * c-typeck.c (build_binary_op): Move code to c-common.c
8341 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8343 * config/alpha/alpha.c (alpha_preferred_reload_class,
8344 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8345 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8346 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8347 * config/arm/arm.md: Likewise.
8348 * config/avr/avr-protos.h (preferred_reload_class,
8349 test_hard_reg_class, avr_simplify_comparison_p,
8350 out_shift_with_cnt, class_max_nregs): Likewise.
8351 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8352 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8353 preferred_reload_class, test_hard_reg_class): Likewise.
8354 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8355 bfin_memory_move_cost, bfin_secondary_reload,
8356 bfin_output_mi_thunk): Likewise.
8357 * config/crx/crx.c (crx_secondary_reload_class,
8358 crx_memory_move_cost): Likewise.
8359 * config/frv/frv-protos.h (frv_secondary_reload_class,
8360 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8361 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8362 frv_secondary_reload_class, frv_class_likely_spilled_p,
8363 frv_class_max_nregs): Likewise.
8364 * config/h8300/h8300.c (h8300_classify_operand,
8365 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8367 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8368 * config/ia64/ia64.c (ia64_preferred_reload_class,
8369 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8370 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8371 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8373 * config/m68hc11/m68hc11.c (preferred_reload_class,
8374 m68hc11_memory_move_cost): Likewise.
8375 * config/mcore/mcore.c (mcore_secondary_reload_class,
8376 mcore_reload_class): Likewise.
8377 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8378 mips_class_max_nregs, mips_cannot_change_mode_class,
8379 mips_preferred_reload_class, mips_secondary_reload_class,
8380 mips_output_mi_thunk): Likewise.
8381 * config/mmix/mmix.c (mmix_preferred_reload_class,
8382 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8384 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8386 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8387 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8388 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8389 * config/rs6000/rs6000.c (paired_expand_vector_init,
8390 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8391 compare_section_name, rs6000_memory_move_cost): Likewise.
8392 * config/s390/s390.c (s390_emit_compare_and_swap,
8393 s390_preferred_reload_class, s390_secondary_reload,
8394 legitimize_pic_address, legitimize_tls_address,
8395 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8396 s390_class_max_nregs): Likewise.
8397 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8398 * config/s390/s390.md: Likewise.
8399 * config/score/score-protos.h (score_secondary_reload_class,
8400 score_preferred_reload_class): Likewise.
8401 * config/score/score.c (score_preferred_reload_class,
8402 score_secondary_reload_class): Likewise.
8403 * config/score/score3.c (score3_output_mi_thunk,
8404 score3_preferred_reload_class, score3_secondary_reload_class,
8405 score3_hard_regno_mode_ok): Likewise.
8406 * config/score/score3.h (score3_preferred_reload_class,
8407 score3_secondary_reload_class): Likewise.
8408 * config/score/score7.c (score7_output_mi_thunk,
8409 score7_preferred_reload_class, score7_secondary_reload_class,
8410 score7_hard_regno_mode_ok): Likewise.
8411 * config/score/score7.h (score7_preferred_reload_class,
8412 score7_secondary_reload_class): Likewise.
8413 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8414 output_branchy_insn, add_constant, gen_block_redirect,
8415 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8416 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8417 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8418 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8419 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8420 xstormy16_preferred_reload_class): Likewise.
8421 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8422 xtensa_expand_atomic, override_options,
8423 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8425 * reorg.c (try_merge_delay_insns): Likewise.
8426 * tree.c (merge_dllimport_decl_attributes): Likewise.
8428 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
8430 2008-08-06 Michael Matz <matz@suse.de>
8432 * Makefile.in (write_entries_to_file): Quote words.
8433 * gengtype.c: (read_input_line): Skip over leading white-space.
8435 2008-08-06 Marc Gauthier <marc@tensilica.com>
8437 * config.gcc: Match more processor names for Xtensa.
8438 * configure.ac: Likewise.
8439 * doc/install.texi (Specific): Likewise.
8440 * configure: Regenerate.
8442 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8444 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
8445 * calls.c (avoid_likely_spilled_reg): Likewise.
8446 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
8447 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
8448 * config/i386/i386.c (ix86_expand_special_args_builtin,
8449 ix86_secondary_reload): Likewise.
8450 * except.c (struct eh_region, gen_eh_region_catch,
8451 remove_unreachable_regions, duplicate_eh_regions,
8452 assign_filter_values, build_post_landing_pads,
8453 sjlj_find_directly_reachable_regions, remove_eh_handler,
8454 reachable_next_level, foreach_reachable_handler,
8455 can_throw_internal_1, can_throw_external_1,
8456 collect_one_action_chain): Likewise.
8457 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
8458 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
8459 * function.c (update_temp_slot_address, instantiate_new_reg,
8460 instantiate_virtual_regs_in_rtx,
8461 instantiate_virtual_regs_in_insn): Likewise.
8462 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
8463 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
8464 gimplify_cleanup_point_expr): Likewise.
8465 * ipa-cp.c (ipcp_lattice_changed): Likewise.
8466 * passes.c (next_pass_1): Likewise.
8467 * print-tree.c (print_node_brief, print_node): Likewise.
8468 * profile.c (branch_prob): Likewise.
8469 * tree-dump.c (dump_register): Likewise.
8470 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
8472 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
8473 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
8474 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
8475 copy_arguments_for_versioning, copy_static_chain): Likewise.
8476 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
8477 add_new_name_mapping, register_new_name_mapping): Likewise.
8478 * tree-mudflap.c (mf_xform_derefs): Likewise.
8479 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
8480 get_init_expr, combine_chains): Likewise.
8481 * tree-pretty-print.c (dump_generic_node): Likewise.
8482 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
8483 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
8484 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
8485 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
8487 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8490 * calls.c (expand_call): Use the biggest preferred stack
8493 2008-08-06 Michael Matz <matz@suse.de>
8496 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
8497 for reused reload, instead of overwriting them.
8499 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8502 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
8503 for incoming stack boundary.
8505 * function.c (assign_parm_find_entry_rtl): Update
8506 parm_stack_boundary.
8508 * function.h (rtl_data): Add parm_stack_boundary.
8510 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
8511 parm_stack_boundary for incoming stack boundary.
8513 2008-08-06 Joseph Myers <joseph@codesourcery.com>
8515 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
8516 for unrepresentable subregs or treat them as equal to other regs
8517 or subregs with the same register number.
8519 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
8522 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
8525 2008-08-06 Jan Hubicka <jh@suse.cz>
8527 * predict.c (maybe_hot_frequency_p): When profile is absent, all
8528 frequencies might be hot.
8530 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
8532 * reload.c (find_reloads): Force constants into literal pool
8533 also if they are wrapped in a SUBREG.
8535 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8538 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
8539 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
8540 Don't allow predicated instructions for data speculation.
8541 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
8544 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8546 * haifa-sched.c (extend_global): Split to extend_global_data and
8547 extend_region_data. Update all uses.
8548 (extend_all): Rename to extend_block_data.
8550 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8552 * sched-rgn.c (new_ready): Check if instruction can be
8553 speculatively scheduled before attempting speculation.
8554 (debug_rgn_dependencies): Remove wrongful assert.
8556 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8558 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
8560 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8562 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
8563 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
8564 va_size, and type_size.
8566 2008-08-04 Jason Merrill <jason@redhat.com>
8569 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
8570 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
8572 2008-08-05 Richard Henderson <rth@redhat.com>
8574 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
8575 * configure: Rebuild.
8577 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8580 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
8581 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
8584 2008-08-05 Richard Henderson <rth@redhat.com>
8586 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
8587 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
8588 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
8589 * common.opt (fdwarf2-cfi-asm): New.
8590 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
8591 * config.in, configure: Rebuild.
8592 * dwarf2asm.c (dw2_asm_output_data_raw): New.
8593 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
8595 (dw2_force_const_mem): Externalize.
8596 * dwarf2asm.h: Update.
8597 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
8598 generate a real label.
8599 (output_cfi_directive): New.
8600 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
8601 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
8602 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
8604 (dwarf2out_end_epilogue): Emit .cfi_endproc.
8605 (output_loc_operands_raw, output_loc_sequence_raw): New.
8606 (output_cfa_loc_raw): New.
8608 2008-08-05 Paul Brook <paul@codesourcery.com>
8610 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
8611 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
8612 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
8613 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
8614 * config/arm/arm.h (TARGET_VFPD32): Define.
8615 (TARGET_VFP3): Use TARGET_VFPD32.
8616 (fputype): Add FPUTYPE_VFP3D16.
8617 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
8618 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
8619 * config/arm/arm-cores.def: Add cortex-r4f.
8620 * config/arm/arm-tune.md: Regenerate.
8622 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8624 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
8625 Reword some comments throughout the file.
8627 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
8628 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
8629 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
8630 MFC_MIN_DMA_LIST_ELEMENTS.
8631 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
8632 MFC_MAX_DMA_LIST_ELEMENTS.
8634 (MFC_START_ENABLE): Remove PPU-only define.
8635 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
8636 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
8638 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
8639 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
8640 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
8641 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
8642 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
8643 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
8644 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
8646 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
8647 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
8648 (mfc_sdcrt, mfc_sdcrtst): Likewise.
8649 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
8651 (spu_read_machine_status): Fix typo.
8653 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8655 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
8656 SUBREG of multi-word hard register.
8657 * config/spu/spu.c (valid_subreg): Likewise.
8658 (adjust_operand): Handle SUBREGs of multi-word hard registers.
8660 2008-08-04 Richard Guenther <rguenther@suse.de>
8662 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
8663 the candidate with the stripped base if that base is different
8664 from the original base even for offset zero.
8666 2008-08-04 Richard Guenther <rguenther@suse.de>
8669 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
8670 check for no_overflow.
8672 2008-08-04 Richard Guenther <rguenther@suse.de>
8674 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
8676 2008-08-04 Paul Brook <paul@codesourcery.com>
8678 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
8679 (arm_order_regs_for_local_alloc): New function.
8680 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
8682 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
8684 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8687 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
8688 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
8689 (ix86_expand_epilogue): Likewise.
8691 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8693 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
8696 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8698 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
8699 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
8700 (*movv2sf_internal_rex64): Ditto.
8702 2008-08-03 Jan Hubicka <jh@suse.cz>
8704 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
8705 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
8706 * expmed.c (expand_smod_pow2): Likewise.
8708 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8711 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
8712 alternative 0 of operand 1.
8713 (*vec_concatv2di_rex64_sse): Ditto.
8714 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
8716 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
8717 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
8718 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
8719 (*movv2sf_internal_rex64): Ditto.
8721 2008-08-02 Richard Guenther <rguenther@suse.de>
8724 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
8725 (ssedoublesizemode): New mode attribute.
8726 (sse_shufps): Call gen_sse_shufps_v4sf.
8727 (sse_shufps_1): Macroize.
8728 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
8729 (sse2_shufpd_1): Macroize.
8730 (vec_extract_odd, vec_extract_even): New expanders.
8731 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
8732 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
8733 * i386.c (ix86_expand_vector_init_one_nonzero): Call
8734 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
8735 (ix86_expand_vector_set): Likewise.
8736 (ix86_expand_reduc_v4sf): Likewise.
8738 2008-08-01 Doug Kwan <dougkwan@google.com>
8740 * matrix-reorg.c: Re-enable all code.
8741 (struct malloc_call_data): Change CALL_STMT to gimple type.
8742 (collect_data_for_malloc_call): Tuplify.
8743 (struct access_site_info): Change STMT to gimple type.
8744 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
8745 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
8746 (struct free_info): Change STMT to gimple type.
8747 (struct matrix_access_phi_node): Change PHI to gimple type.
8748 (get_inner_of_cast_expr): Remove.
8749 (may_flatten_matrices_1): Tuplify.
8750 (may_flatten_matrices): Ditto.
8751 (mark_min_matrix_escape_level): Ditto.
8752 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
8753 (ssa_accessed_in_call_rhs): New
8754 (ssa_accessed_in_assign_rhs): New
8755 (record_access_alloc_site_info): Tuplify.
8756 (add_allocation_site): Ditto.
8757 (analyze_matrix_allocation_site): Ditto.
8758 (analyze_transpose): Ditto.
8759 (get_index_from_offset): Ditto.
8760 (update_type_size): Ditto.
8761 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
8762 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
8763 (analyze_accesses_for_phi_node): Tuplify.
8764 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
8765 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
8766 (analyze_matrix_accesses): Tuplify.
8767 (check_var_data): New call-back type for check_var_notmodified_p.
8768 (check_var_notmodified_p): Tuplify and use call-back struct to
8769 return statement found.
8770 (can_calculate_expr_before_stmt): Factor out statement related code
8772 (can_calculate_stmt_before_stmt): New.
8773 (check_allocation_function): Tuplify.
8774 (find_sites_in_func): Ditto.
8775 (record_all_accesses_in_func): Ditto.
8776 (transform_access_sites): Ditto.
8777 (transform_allocation_sites): Ditto.
8778 (matrix_reorg): Re-enable.
8779 (gate_matrix_reorg): Re-enable.
8781 2008-08-01 Jakub Jelinek <jakub@redhat.com>
8783 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
8784 for labels for which it hasn't been set yet. If it has been set,
8785 stop walking insns and continue with next worklist item.
8786 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
8787 if the only BARRIER is at the very end of a function.
8789 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8791 * cfgexpand.c (expand_stack_alignment): Assert that
8792 stack_realign_drap and drap_rtx must match.
8794 * function.c (instantiate_new_reg): If DRAP is used to realign
8795 stack, replace virtual_incoming_args_rtx with internal arg
8798 2008-08-01 Richard Guenther <rguenther@suse.de>
8800 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
8801 loop information only if we initialized it.
8802 (execute_pre): Call fini_pre with in_fre.
8803 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
8804 if we do not unroll because we hit max-completely-peeled-insns.
8805 Use our estimation for consistency, do allow shrinking.
8807 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8809 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
8810 with MIN_STACK_BOUNDARY.
8811 (ix86_update_stack_boundary): Likewise.
8812 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
8815 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
8816 (MIN_STACK_BOUNDARY): This.
8818 2008-08-01 Richard Guenther <rguenther@suse.de>
8821 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
8823 2008-08-01 Richard Guenther <rguenther@suse.de>
8825 PR tree-optimization/36988
8826 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
8827 do not matter if that doesn't change volatile qualification.
8829 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
8831 * configure.ac: Do not generate libada-mk. Do not subst
8833 * libada-mk.in: Remove.
8834 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
8835 * configure: Regenerate.
8837 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
8839 * tree-pass.h: Added comment about not dumping passes with name
8840 starting with star in struct opt_pass.
8841 * passes.c (register_dump_files_1): Don't do dump for a pass with
8842 name starting with star.
8843 * doc/passes.texi (Pass manager): Mention pass names and special
8844 meaning of star prefix to avoid dump.
8846 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
8848 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
8850 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
8851 (ISA_MIPS64R2): New macro.
8852 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
8853 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
8854 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
8855 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
8856 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
8857 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
8858 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
8859 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
8860 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
8861 Move up to keep list alphabetically sorted.
8862 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
8863 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
8865 * doc/invoke.texi (MIPS Options): Add -mips64r2.
8866 (-march=@var{arch}): Add mips64r2.
8868 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8870 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
8872 2008-07-31 Steve Ellcey <sje@cup.hp.com>
8874 * expr.c (expand_assignment): Check for complete type.
8876 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8879 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
8881 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
8882 for stack alignment.
8884 * function.h (rtl_data): Add stack_realign_tried. Update comments.
8886 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
8888 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
8889 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
8891 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8893 PR rtl-optimization/36419
8894 * dwarf2out.c (barrier_args_size): New variable.
8895 (compute_barrier_args_size, compute_barrier_args_size_1): New
8897 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
8898 if not called yet in the current function, use barrier_args_size
8899 array to find the new args_size value.
8900 (dwarf2out_frame_debug): Free and clear barrier_args_size.
8902 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8905 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
8908 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8911 * dwarf2out.c (dwarf2out_args_size_adjust): New.
8912 (dwarf2out_stack_adjust): Use it.
8913 (dwarf2out_frame_debug_expr): Likewise.
8915 2008-07-31 Richard Guenther <rguenther@suse.de>
8917 PR tree-optimization/36978
8918 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
8919 the generated condition.
8921 2008-07-31 Richard Guenther <rguenther@suse.de>
8923 * passes.c (init_optimization_passes): Always call
8924 pass_early_warn_uninitialized.
8925 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
8926 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
8927 * doc/passes.texi (Warn for uninitialized variables): Adjust.
8929 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8932 * builtins.c (maybe_emit_free_warning): New function.
8933 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
8934 maybe_emit_free_warning for BUILT_IN_FREE.
8937 * dwarf2out.c (get_context_die): New function.
8938 (force_decl_die, force_type_die): Use it.
8939 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
8940 returns NULL, force generation of DW_TAG_typedef and put that into
8943 PR preprocessor/36649
8944 * c-pch.c (c_common_read_pch): Save and restore
8945 line_table->trace_includes across PCH restore.
8947 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
8950 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
8952 2008-07-30 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
8955 * final.c (call_from_call_insn): Handle COND_EXEC.
8957 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8959 * builtins.c (std_gimplify_va_arg_expr): Replace
8960 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
8961 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8963 2008-07-30 Joey Ye <joey.ye@intel.com>
8964 H.J. Lu <hongjiu.lu@intel.com>
8966 * builtins.c (expand_builtin_setjmp_receiver): Replace
8967 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
8968 (expand_builtin_apply_args_1): Likewise.
8969 (expand_builtin_longjmp): Need DRAP for stack alignment.
8970 (expand_builtin_apply): Likewise.
8972 * caller-save.c (setup_save_areas): Call assign_stack_local_1
8973 instead of assign_stack_local to allow alignment reduction.
8975 * calls.c (emit_call_1): Need DRAP for stack alignment if
8977 (expand_call): Replace virtual_incoming_args_rtx with
8978 crtl->args.internal_arg_pointer.
8979 * stmt.c (expand_nl_goto_receiver): Likewise.
8981 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
8982 alignment and store to stack_alignment_estimated and
8983 max_used_stack_slot_alignment.
8984 (expand_one_var): Likewise.
8985 (expand_stack_alignment): New function.
8986 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
8987 and stack_alignment_estimated fields in rtl_data. Call
8988 expand_stack_alignment at end.
8990 * defaults.h (INCOMING_STACK_BOUNDARY): New.
8991 (MAX_STACK_ALIGNMENT): Likewise.
8992 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
8993 (SUPPORTS_STACK_ALIGNMENT): Likewise.
8995 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
8996 stack alignment when generating virtual registers.
8998 * function.c (assign_stack_local): Renamed to ...
8999 (assign_stack_local_1): This. Add a parameter to indicate
9000 if it is OK to reduce alignment.
9001 (assign_stack_local): Use it.
9002 (instantiate_new_reg): Instantiate virtual incoming args rtx
9003 to vDRAP if stack realignment and DRAP is needed.
9004 (assign_parms): Collect parameter/return type alignment and
9005 contribute to stack_alignment_estimated.
9006 (locate_and_pad_parm): Likewise.
9007 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9008 with crtl->args.internal_arg_pointer.
9010 * function.h (rtl_data): Add new field drap_reg,
9011 max_used_stack_slot_alignment, stack_alignment_estimated,
9012 stack_realign_needed, need_drap, stack_realign_processed and
9013 stack_realign_finalized.
9014 (stack_realign_fp): New macro.
9015 (stack_realign_drap): Likewise.
9017 * global.c (compute_regsets): Frame pointer is needed when
9018 stack is realigned. Can eliminate frame pointer when stack is
9019 realigned and dynamic realigned argument pointer isn't used.
9021 * reload1.c (update_eliminables): Frame pointer is needed
9022 when stack is realigned.
9023 (init_elim_table): Can eliminate frame pointer when stack is
9024 realigned and dynamic realigned argument pointer isn't used.
9026 * rtl.h (assign_stack_local_1): Declare new funtion.
9028 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9029 (TARGET_GET_DRAP_RTX): Likewise.
9030 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9031 TARGET_GET_DRAP_RTX.
9033 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9035 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9036 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9038 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9039 H.J. Lu <hongjiu.lu@intel.com>
9041 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9042 vdrap_reg, stack_realign and drap_reg_saved.
9043 (add_cfi): Don't allow redefining CFA when DRAP is used.
9044 (reg_save): Handle stack alignment.
9045 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9046 alignment. Don't generate DWARF information for (set fp sp)
9048 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9050 (int_loc_descriptor): Move prototype forward. Also define if
9051 DWARF2_UNWIND_INFO is true.
9052 (output_cfa_loc): Handle DW_CFA_expression.
9053 (build_cfa_aligned_loc): New.
9054 (based_loc_descr): Update assert for stack realign. For local
9055 variables, use sp+offset when stack is aligned without drap and
9056 fp+offset when stack is aligned with drap. For arguments, use
9057 cfa+offset when drap is used to align stack.
9059 2008-07-30 Joey Ye <joey.ye@intel.com>
9060 H.J. Lu <hongjiu.lu@intel.com>
9062 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9064 (ix86_gen_andsp): New.
9065 (ix86_user_incoming_stack_boundary): Likewise.
9066 (ix86_default_incoming_stack_boundary): Likewise.
9067 (ix86_incoming_stack_boundary): Likewise.
9068 (ix86_can_eliminate): Likewise.
9069 (find_drap_reg): Likewise.
9070 (ix86_update_stack_boundary): Likewise.
9071 (ix86_get_drap_rtx): Likewise.
9072 (ix86_finalize_stack_realign_flags): Likewise.
9073 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9074 (TARGET_GET_DRAP_RTX): Likewise.
9075 (override_options): Overide option value for new options.
9076 (ix86_function_ok_for_sibcall): Remove check for
9077 force_align_arg_pointer.
9078 (ix86_handle_cconv_attribute): Likewise.
9079 (ix86_function_regparm): Likewise.
9080 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9081 (ix86_va_start): Replace virtual_incoming_args_rtx with
9082 crtl->args.internal_arg_pointer.
9083 (ix86_select_alt_pic_regnum): Check DRAP register.
9084 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9085 (ix86_compute_frame_layout): Compute frame layout wrt stack
9087 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9088 (ix86_expand_prologue): Decide if stack realignment is needed
9089 and generate prologue code accordingly.
9090 (ix86_expand_epilogue): Generate epilogue code wrt stack
9091 realignment is really needed or not.
9093 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9094 (ABI_STACK_BOUNDARY): Likewise.
9095 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9096 (STACK_REALIGN_DEFAULT): Likewise.
9097 (INCOMING_STACK_BOUNDARY): Likewise.
9098 (MAX_STACK_ALIGNMENT): Likewise.
9099 (ix86_incoming_stack_boundary): Likewise.
9100 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9101 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9102 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9103 (machine_function): Remove force_align_arg_pointer.
9105 * config/i386/i386.md (BX_REG): New.
9106 (R13_REG): Likewise.
9108 * config/i386/i386.opt (mforce_drap): New.
9109 (mincoming-stack-boundary): Likewise.
9110 (mstackrealign): Add Init(-1).
9112 * config/i386/i386-protos.h (ix86_can_eliminate): New
9114 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9116 * doc/extend.texi: Update force_align_arg_pointer.
9118 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9121 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9122 (INCOMING_STACK_BOUNDARY): Likewise.
9123 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9124 (TARGET_GET_DRAP_RTX): Likewise.
9126 2008-07-30 Andreas Schwab <schwab@suse.de>
9128 PR rtl-optimization/36929
9129 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9130 add_insn_before and fix argument order.
9131 (replace_inc_dec_mem): Handle NULL rtx.
9133 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9135 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9137 (arm_compute_initial_elimination_offset): Use it.
9138 (arm_compute_save_reg_mask): Include static chain save slot when
9139 calculating alignment.
9140 (arm_get_frame_offsets): Ditto.
9141 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9142 that we can use to decrement the stack when the stack decrement
9143 could be too big for an immediate value in a single insn.
9144 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9146 2008-07-30 Richard Guenther <rguenther@suse.de>
9148 PR tree-optimization/36967
9149 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9150 Release defs of statements we remove.
9152 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9154 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9155 instead of NULL_RTVEC.
9157 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9161 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9164 2008-07-30 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
9166 * final.c (call_from_call_insn): New.
9167 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9169 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9171 * configure.ac: Substitute ADA_CFLAGS.
9172 * configure: Regenerate.
9173 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9174 * Makefile.in: Remove mention of X_* variables.
9175 * config/pa/x-ada-hpux10: Remove.
9176 * config/pa/x-ada: Remove.
9178 * doc/fragments.texi: Update.
9180 2008-07-30 Olivier Hainque <hainque@adacore.com>
9182 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9183 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9184 __dso_handle explicitly here.
9186 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9189 * c-typeck.c (build_binary_op): Encapsulate code into...
9190 * c-common.c (shorten_binary_op): ...this new function.
9191 (conversion_warning): Use the new function. Handle non-negative
9192 constant in bitwise-and.
9193 * c-common.h (shorten_binary_op): Declare.
9195 2008-07-30 Olivier Hainque <hainque@adacore.com>
9197 * scan.c (make_sstring_space): Add explicit conversions of
9198 allocator's return value.
9199 * fix-header.c (recognized_function): Likewise.
9201 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9203 * doc/cpp.texi: Update to GFDL 1.2.
9204 * doc/gcc.texi: Do not list GPL as Invariant Section.
9205 * doc/gccint.texi: Likewise. Update copyright years.
9206 * doc/install.texi: Update copyright years.
9208 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9211 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9212 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9214 2008-07-29 Jan Hubicka <jh@suse.cz>
9216 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9217 (grokdeclarator): Likewise.
9218 * langhooks.c (lhd_warn_unused_global_decl): Use
9219 DECL_DECLARED_INLINE_P.
9220 * print-tree.c (print_node): Remove DECL_INLINE check.
9222 2008-07-29 Richard Guenther <rguenther@suse.de>
9224 PR tree-optimization/36945
9225 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9226 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9227 Record invariant addresses un-decomposed.
9228 (copy_reference_ops_from_call): Record reference call
9229 arguments properly. Simplify.
9230 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9231 helper split out from ...
9232 (create_component_ref_by_pieces): ... here. Simplify.
9233 Prepare for recursive invocation for call arguments.
9234 (create_expression_by_pieces): Adjust call to
9235 create_component_ref_by_pieces.
9236 (compute_avail): Process operand 2 of reference ops.
9238 2008-07-29 Richard Guenther <rguenther@suse.de>
9240 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9242 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9244 * c-format.c (check_format_types): Revert unwanted checkin.
9246 2008-07-29 Jan Hubicka <jh@suse.cz>
9248 * flags.h (flag_really_no_inline): Remove.
9249 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9250 * toplev.c (flag_really_no_inline): Remove.
9251 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9252 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9253 (cgraph_decide_inlining_incrementally): Likewise.
9254 (compute_inline_parameters): Likewise.
9255 * opts.c (decode_options): Simplify.
9256 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9257 * common.opt (finline): Initialize to 1.
9258 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9260 2008-07-29 Jan Hubicka <jh@suse.cz>
9262 * predict.c (always_optimize_for_size_p): New function.
9263 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9264 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9265 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9267 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9268 * function.c (prepare_function_start): Set default profile.
9269 * function.h (rtl_data): Add maybe_hot_insn_p.
9270 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9271 (construct_exit_block): Likewise.
9272 (tree_expand_cfg): Likewise.
9274 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9275 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9276 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
9277 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9280 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9283 * c-decl.c (merge_decls): Merge USED flags.
9285 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9287 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9288 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9289 next_stack, lab_false and lab_over trees.
9291 2008-07-28 Richard Guenther <rguenther@suse.de>
9293 PR tree-optimization/36957
9294 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9295 (useless_type_conversion_p): Remove.
9296 (types_compatible_p): Remove.
9297 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9298 (useless_type_conversion_p): Declare.
9299 (types_compatible_p): Declare.
9300 (gimple_expr_type): Return the base type only if it is
9301 trivially convertible to the subtype.
9303 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9305 * configure.ac: Use the m4_do macro to concatenate the warnings into
9306 one string in ACX_PROG_CC_WARNING_OPTS,
9307 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9308 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9309 * configure: Regenerate.
9311 2008-07-28 Richard Guenther <rguenther@suse.de>
9313 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9314 (insert_fake_stores): Remove.
9315 (realify_fake_stores): Likewise.
9316 (execute_pre): Remove dead code.
9317 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9318 (find_func_aliases): Deal with it here instead.
9319 Re-enable gcc_unreachable call.
9321 2008-07-28 Richard Guenther <rguenther@suse.de>
9323 Merge from gimple-tuples-branch.
9325 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9326 * gimple.def: New file.
9327 * gsstruct.def: Likewise.
9328 * gimple-iterator.c: Likewise.
9329 * gimple-pretty-print.c: Likewise.
9330 * tree-gimple.c: Removed. Merged into ...
9331 * gimple.c: ... here. New file.
9332 * tree-gimple.h: Removed. Merged into ...
9333 * gimple.h: ... here. New file.
9335 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9336 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9337 --enable-checking=gimple flag.
9338 * config.in: Likewise.
9339 * configure: Regenerated.
9341 * tree-ssa-operands.h: Tuplified.
9342 * tree-vrp.c: Likewise.
9343 * tree-loop-linear.c: Likewise.
9344 * tree-into-ssa.c: Likewise.
9345 * tree-ssa-loop-im.c: Likewise.
9346 * tree-dump.c: Likewise.
9347 * tree-complex.c: Likewise.
9348 * cgraphbuild.c: Likewise.
9349 * tree-ssa-threadupdate.c: Likewise.
9350 * tree-ssa-loop-niter.c: Likewise.
9351 * tree-pretty-print.c: Likewise.
9352 * tracer.c: Likewise.
9353 * gengtype.c: Likewise.
9354 * tree-loop-distribution.c: Likewise.
9355 * tree-ssa-loop-unswitch.c: Likewise.
9356 * cgraph.c: Likewise.
9357 * cgraph.h: Likewise.
9358 * tree-ssa-loop-manip.c: Likewise.
9359 * value-prof.c: Likewise.
9360 * tree-ssa-loop-ch.c: Likewise.
9361 * tree-tailcall.c: Likewise.
9362 * value-prof.h: Likewise.
9365 * tree-pass.h: Likewise.
9366 * ipa-cp.c: Likewise.
9367 * tree-scalar-evolution.c: Likewise.
9368 * tree-scalar-evolution.h: Likewise.
9369 * target.h: Likewise.
9370 * lambda-mat.c: Likewise.
9371 * tree-phinodes.c: Likewise.
9372 * diagnostic.h: Likewise.
9373 * builtins.c: Likewise.
9374 * tree-ssa-alias-warnings.c: Likewise.
9375 * cfghooks.c: Likewise.
9376 * fold-const.c: Likewise.
9377 * cfghooks.h: Likewise.
9378 * omp-low.c: Likewise.
9379 * tree-ssa-dse.c: Likewise.
9380 * ipa-reference.c: Likewise.
9381 * tree-ssa-uncprop.c: Likewise.
9382 * toplev.c: Likewise.
9383 * tree-gimple.c: Likewise.
9384 * tree-gimple.h: Likewise.
9385 * tree-chrec.c: Likewise.
9386 * tree-chrec.h: Likewise.
9387 * tree-ssa-sccvn.c: Likewise.
9388 * tree-ssa-sccvn.h: Likewise.
9389 * cgraphunit.c: Likewise.
9390 * tree-ssa-copyrename.c: Likewise.
9391 * tree-ssa-ccp.c: Likewise.
9392 * tree-ssa-loop-ivopts.c: Likewise.
9393 * tree-nomudflap.c: Likewise.
9394 * tree-call-cdce.c: Likewise.
9395 * ipa-pure-const.c: Likewise.
9396 * c-format.c: Likewise.
9397 * tree-stdarg.c: Likewise.
9398 * tree-ssa-math-opts.c: Likewise.
9399 * tree-ssa-dom.c: Likewise.
9400 * tree-nrv.c: Likewise.
9401 * tree-ssa-propagate.c: Likewise.
9402 * ipa-utils.c: Likewise.
9403 * tree-ssa-propagate.h: Likewise.
9404 * tree-ssa-alias.c: Likewise.
9405 * gimple-low.c: Likewise.
9406 * tree-ssa-sink.c: Likewise.
9407 * ipa-inline.c: Likewise.
9408 * c-semantics.c: Likewise.
9409 * dwarf2out.c: Likewise.
9411 * tree-ssa-loop-ivcanon.c: Likewise.
9412 * predict.c: Likewise.
9413 * tree-ssa-loop.c: Likewise.
9414 * tree-parloops.c: Likewise.
9415 * tree-ssa-address.c: Likewise.
9416 * tree-ssa-ifcombine.c: Likewise.
9417 * matrix-reorg.c: Likewise.
9418 * c-decl.c: Likewise.
9419 * tree-eh.c: Likewise.
9420 * c-pretty-print.c: Likewise.
9421 * lambda-trans.c: Likewise.
9422 * function.c: Likewise.
9423 * langhooks.c: Likewise.
9424 * ebitmap.h: Likewise.
9425 * tree-vectorizer.c: Likewise.
9426 * function.h: Likewise.
9427 * langhooks.h: Likewise.
9428 * tree-vectorizer.h: Likewise.
9429 * ipa-type-escape.c: Likewise.
9430 * ipa-type-escape.h: Likewise.
9431 * domwalk.c: Likewise.
9432 * tree-if-conv.c: Likewise.
9433 * profile.c: Likewise.
9434 * domwalk.h: Likewise.
9435 * tree-data-ref.c: Likewise.
9436 * tree-data-ref.h: Likewise.
9437 * tree-flow-inline.h: Likewise.
9438 * tree-affine.c: Likewise.
9439 * tree-vect-analyze.c: Likewise.
9440 * c-typeck.c: Likewise.
9441 * gimplify.c: Likewise.
9442 * coretypes.h: Likewise.
9443 * tree-ssa-phiopt.c: Likewise.
9444 * calls.c: Likewise.
9445 * tree-ssa-coalesce.c: Likewise.
9446 * tree.def: Likewise.
9447 * tree-dfa.c: Likewise.
9448 * except.c: Likewise.
9449 * except.h: Likewise.
9450 * cfgexpand.c: Likewise.
9451 * tree-cfgcleanup.c: Likewise.
9452 * tree-ssa-pre.c: Likewise.
9453 * tree-ssa-live.c: Likewise.
9454 * tree-sra.c: Likewise.
9455 * tree-ssa-live.h: Likewise.
9456 * tree-predcom.c: Likewise.
9457 * lambda.h: Likewise.
9458 * tree-mudflap.c: Likewise.
9459 * ipa-prop.c: Likewise.
9460 * print-tree.c: Likewise.
9461 * tree-ssa-copy.c: Likewise.
9462 * ipa-prop.h: Likewise.
9463 * tree-ssa-forwprop.c: Likewise.
9464 * ggc-page.c: Likewise.
9465 * c-omp.c: Likewise.
9466 * tree-ssa-dce.c: Likewise.
9467 * tree-vect-patterns.c: Likewise.
9468 * tree-ssa-ter.c: Likewise.
9469 * tree-nested.c: Likewise.
9470 * tree-ssa.c: Likewise.
9471 * lambda-code.c: Likewise.
9472 * tree-ssa-loop-prefetch.c: Likewise.
9473 * tree-inline.c: Likewise.
9474 * tree-inline.h: Likewise.
9475 * tree-iterator.c: Likewise.
9476 * tree-optimize.c: Likewise.
9477 * tree-ssa-phiprop.c: Likewise.
9478 * tree-vect-transform.c: Likewise.
9479 * tree-object-size.c: Likewise.
9480 * tree-outof-ssa.c: Likewise.
9481 * cfgloop.c: Likewise.
9482 * system.h: Likewise.
9483 * tree-profile.c: Likewise.
9484 * cfgloop.h: Likewise.
9485 * c-gimplify.c: Likewise.
9486 * c-common.c: Likewise.
9487 * tree-vect-generic.c: Likewise.
9488 * tree-flow.h: Likewise.
9489 * c-common.h: Likewise.
9490 * basic-block.h: Likewise.
9491 * tree-ssa-structalias.c: Likewise.
9492 * tree-switch-conversion.c: Likewise.
9493 * tree-ssa-structalias.h: Likewise.
9494 * tree-cfg.c: Likewise.
9495 * passes.c: Likewise.
9496 * ipa-struct-reorg.c: Likewise.
9497 * ipa-struct-reorg.h: Likewise.
9498 * tree-ssa-reassoc.c: Likewise.
9499 * cfgrtl.c: Likewise.
9500 * varpool.c: Likewise.
9502 * tree-ssanames.c: Likewise.
9503 * tree-ssa-threadedge.c: Likewise.
9504 * langhooks-def.h: Likewise.
9505 * tree-ssa-operands.c: Likewise.
9506 * config/alpha/alpha.c: Likewise.
9507 * config/frv/frv.c: Likewise.
9508 * config/s390/s390.c: Likewise.
9509 * config/m32c/m32c.c: Likewise.
9510 * config/m32c/m32c-protos.h: Likewise.
9511 * config/spu/spu.c: Likewise.
9512 * config/sparc/sparc.c: Likewise.
9513 * config/i386/i386.c: Likewise.
9514 * config/sh/sh.c: Likewise.
9515 * config/xtensa/xtensa.c: Likewise.
9516 * config/stormy16/stormy16.c: Likewise.
9517 * config/ia64/ia64.c: Likewise.
9518 * config/rs6000/rs6000.c: Likewise.
9519 * config/pa/pa.c: Likewise.
9520 * config/mips/mips.c: Likewise.
9522 2008-07-28 Simon Baldwin <simonb@google.com>
9524 * c-pragma.c (handle_pragma_message): New function.
9525 (init_pragma): Register handle_pragma_message.
9526 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
9529 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
9531 PR tree-optimization/35252
9532 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
9533 REALPART_EXPR to be considered as same load operation.
9535 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
9537 PR tree-optimization/36830
9538 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
9539 (expressions_equal_p): Return false if only one operand is null.
9541 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
9543 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
9544 version requirements.
9546 2008-07-26 Olivier Hainque <hainque@adacore.com>
9548 * collect2.c (symkind): New enum. Symbol kinds we care about.
9549 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
9550 code and head comment accordingly.
9551 (scan_prog_file): Use symkind names instead of bare integers.
9553 2008-07-25 Jan Hubicka <jh@suse.cz>
9555 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
9557 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
9558 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
9559 * dojump.c (clear_pending_stack_adjust): Likewise.
9560 * print-tree.c (print_node): Ignore DECL_INLINE.
9561 * tree-inline.c (inlinable_function_p): Likewise.
9563 2008-07-25 Michael Meissner <gnu@the-meissners.org>
9565 * doc/extend.texi (hot attribute): Document that the hot attribute
9566 turns on -O3 for some ports.
9567 (cold attribute): Document that the cold attribute turns on -Os
9570 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
9571 reflect function specific option support.
9573 * target.h (struct target_option_hooks): Add fields to say whether
9574 the cold attribute implies -Os and the hot attribute implies -O3.
9576 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
9577 By default, do not turn on -Os for cold functions.
9578 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
9579 not turn on -O3 for hot functions.
9581 * c-common.c (handle_hot_attribute): Use target hook to determine
9582 if hot functions should enable -O3.
9583 (handle_cold_attribute): Use target hook to determine if cold
9584 functions should enable -Os.
9586 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
9587 (override_options): Move disable scheduling to
9588 optimization_options.
9589 (optimization_options): Disable scheduling here, not
9591 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9592 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9594 * config/ia64/ia64.c (ia64_override_options): Move setting
9595 scheduling flags to ia64_optimization_options.
9596 (ia64_optimization_options): Disable scheduling options here, and
9597 not in ia64_override_options.
9598 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9599 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9601 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
9604 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
9606 2008-07-25 Martin Jambor <mjambor@suse.cz>
9608 PR tree-optimization/36926
9609 * ipa-prop.c (ipa_analyze_call_uses): Call
9610 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
9612 2008-07-25 Joseph Myers <joseph@codesourcery.com>
9614 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9615 movv2si_internal): Add mem = reg alternative.
9617 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
9620 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
9621 DEFAULT_PCC_STRUCT_RETURN to 127.
9623 2008-07-24 Jan Hubicka <jh@suse.cz>
9625 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
9626 (build_cgraph_edges): Likewise.
9627 * cgraph.c (cgraph_node): Do not update assembler hash.
9628 (cgraph_remove_node): Drop non-unit-at-a-time code.
9629 * tree-pass.h (pass_O0_always_inline): Remove.
9630 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
9631 * toplev.c (process_options): Flag unit-at-a-time does not imply
9633 * cgraphunit.c: Update comments.
9634 (decide_is_function_needed): Drop non-unit-at-a-time mode.
9635 (cgraph_assemble_pending_functions): Remove.
9636 (cgraph_reset_node): Drop non-unit-at-a-time code.
9637 (cgraph_finalize_function): Likewise.
9638 (cgraph_analyze_function): Likewise.
9639 (cgraph_finalize_compilation_unit): Likewise.
9640 (cgraph_expand_function): Likewise.
9641 (cgraph_optimize): Likesise.
9642 (save_inline_function_body): Likewise.
9643 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
9644 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
9645 * ipa-inline.c: Update comments.
9646 (enum inlining_mode): remove INLINE_SPEED.
9647 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
9648 (cgraph_mark_inline_edge): Likewise.
9649 (try_inline): Likewise.
9650 (cgraph_decide_inlining_incrementally): Likewise.
9651 (cgraph_gate_inlining): Remove.
9652 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
9653 (cgraph_gate_early_inlining): Likewise.
9654 (gate_inline_passes): Remove.
9655 (pass_inline_parameters, pass_ipa_inline): Remove gates.
9656 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9657 pass_O0_always_inline): Remove.
9658 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
9659 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
9660 * opts.c (no_unit_at_a_time_default): Remove.
9661 (decode_options): Remove flag_unit_at_a_time reset and warning.
9662 * opts.h (no_unit_at_a_time_default): Remove.
9663 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
9664 early in GNU dialect.
9665 (merge_decls): Update comment; drop unit-at-a-time check.
9666 (finish_decl): Likewise.
9667 (grok_declaration): Remove flag_inline_trees code.
9668 (finish_functions): Return on function returning non-void on all
9670 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
9671 * cfgexpand.c (expand_one_static_var): Remove.
9672 (expand_one_var): Remove expand_one_static_var call.
9673 (expand_used_vars_for_block): Remove flag_unit_a_time check.
9674 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
9675 and flag_unit_at_a-time compatibility checks.
9676 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
9677 * tree-inline.c (flag_inline_trees): Remove.
9678 (inlinable_function_p): Don't check it.
9679 (expand_call_inline): Remove non-unit-at-a-time code.
9680 * tree-inline.h (flag_inline_trees): Remove.
9681 * tree-optimize.c (execute_early_local_optimizations): Remove
9682 unit-at-a-time checks.
9683 (tree_rest_of_compilation): Likewise.
9684 * combine.c (setup_incoming_promotions): Likewise.
9685 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
9686 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
9687 * passes.c (pass_inline_parameters): Update comments; remove
9688 O0_alwaysinline pass.
9689 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
9690 (execute_one_pass): Likewise.
9691 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
9692 (ix86_function_sseregparm): Likewise.
9693 * arm.c (arm_function_in_section_p): Likewise.
9694 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
9695 * varpool.c: Update comments.
9696 (decide_is_variable_needed): Remove unit-at-a-time checks.
9697 (varpool_finalize_decl): Likewise.
9699 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
9701 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
9703 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
9705 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
9707 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
9708 imp symbol extension.
9710 2008-07-23 Ian Lance Taylor <iant@google.com>
9712 * tree-vrp.c (infer_value_range): Ignore asm statements when
9713 looking for memory accesses for -fdelete-null-pointer-checks.
9715 2008-07-24 Ben Elliston <bje@au.ibm.com>
9717 * config/spu/spu-c.c (__vector_keyword): New variable.
9718 (vector_keyword): Likewise.
9719 (spu_categorize_keyword): New function.
9720 (spu_macro_to_expand): Likewise.
9721 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
9722 compiling an ISO C dialect.
9724 2008-07-24 Ben Elliston <bje@au.ibm.com>
9726 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
9729 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9731 * configure: Regenerate.
9732 * configure.ac: Require texinfo 4.7.
9733 * doc/install.texi: Document texinfo 4.7 requirement.
9735 2008-07-23 Martin Jambor <mjambor@suse.cz>
9737 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
9738 rather than for DECL_SAVED_TREE.
9739 * ipa-prop.c: Include diagnostic.h.
9740 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
9742 (ipa_detect_param_modifications): Function rewritten from scratch.
9743 (ipa_compute_jump_functions): Changed accesses to modification flags.
9744 (ipa_free_node_params_substructures): Update flags destruction.
9745 (ipa_node_duplication_hook): Update flags duplication.
9746 (ipa_print_all_params_modified): Updated flag access.
9747 * ipa-prop.h (struct ipa_param_flags): New structure.
9748 (struct ipa_node_params): New field modification_analysis_done,
9749 modified_flags changed into param_flags.
9750 (ipa_is_ith_param_modified): Changed to use new flags.
9751 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
9753 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
9754 ipa-cp.c and split into two functions.
9755 (ipa_print_node_jump_functions): New function.
9756 (compute_scalar_jump_functions): New function.
9757 (type_like_member_ptr_p): New function.
9758 (compute_pass_through_member_ptrs): New function.
9759 (fill_member_ptr_cst_jump_function): New function.
9760 (determine_cst_member_ptr): New function.
9761 (compute_cst_member_ptr_arguments): New function.
9762 (ipa_compute_jump_functions): Complete rewrite.
9763 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
9764 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
9765 (struct ipa_member_ptr_cst): New structure.
9766 (union jump_func_value): New field member_cst.
9767 * ipa-cp.c (ipcp_lat_is_insertable): New function.
9768 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
9769 jump function types.
9770 (ipcp_print_all_lattices): Slight fprintf rearrangement.
9771 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
9772 instead of ipcp_print_all_jump_functions.
9773 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
9774 only for replacable scalars.
9776 * doc/invoke.texi (Optimize options): Add description of
9777 -findirect-inlining.
9778 * common.opt (flag_indirect_inlining): New flag.
9779 * opts.c (decode_options): Set flag_indirect_inlining when
9782 * ipa-inline.c: Include ipa-prop.h.
9783 (inline_indirect_intraprocedural_analysis): New function.
9784 (inline_generate_summary): Allocate parameter and argument info
9785 structures, call inline_indirect_intraprocedural_analysis on each
9786 node when doing indirect inlining and deallocate indirect inlining
9787 data structures in the end.
9788 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
9789 (free_all_ipa_structures_after_iinln): New function.
9790 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
9792 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
9794 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
9795 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9796 of computing the frequency separately.
9797 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9798 of computing the frequency separately.
9799 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
9800 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
9801 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
9802 (ipa_get_stmt_member_ptr_load_param): New function.
9803 (ipa_is_ssa_with_stmt_def): New function.
9804 (ipa_note_param_call): New function.
9805 (ipa_analyze_call_uses): New function.
9806 (ipa_analyze_stmt_uses): New function.
9807 (ipa_analyze_params_uses): New function.
9808 (ipa_free_node_params_substructures): Also free the param_calls linked
9810 (ipa_node_duplication_hook): Also duplicate the param_calls
9812 (ipa_print_node_param_flags): New function.
9813 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
9814 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
9815 * ipa-prop.h (struct ipa_param_flags): New field called.
9816 (struct ipa_param_call_note): New structure.
9817 (struct ipa_node_params): New fields param_calls and
9819 (ipa_is_ith_param_called): New function.
9820 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
9821 ipa_analyze_params_uses and dump parameter flags.
9823 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
9824 ipa_propagate_indirect_call_infos if performing indirect inlining,
9825 pass a new parameter new_edges to it.
9826 (add_new_edges_to_heap): New fucntion.
9827 (cgraph_decide_inlining_of_small_functions): New vector
9828 new_indirect_edges for newly found indirect edges , call
9829 ipa_propagate_indirect_call_infos after inlining.
9830 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
9831 inlining if performing indirect inlining. Call
9832 free_all_ipa_structures_after_iinln when doing so too.
9833 (inline_generate_summary): Do not call
9834 free_all_ipa_structures_after_iinln here.
9835 * ipa-prop.c (update_jump_functions_after_inlining): New function.
9836 (print_edge_addition_message): New function.
9837 (update_call_notes_after_inlining): New function.
9838 (propagate_info_to_inlined_callees): New function.
9839 (ipa_propagate_indirect_call_infos): New function.
9840 * ipa-prop.h: Include cgraph.h
9841 (struct ipa_param_call_note): Fields reordered, new field processed.
9842 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
9844 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
9845 rediscovered call statements.
9846 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
9847 (dump_cgraph_node): Dump also the indirect_call flag.
9848 (cgraph_clone_edge): Copy also the indirect_call flag.
9849 * tree-inline.c (copy_bb): Do not check for fndecls from call
9850 expressions, check for edge availability when moving clones.
9851 (get_indirect_callee_fndecl): New function.
9852 (expand_call_inline): If callee declaration is not apprent from
9853 the statement, try calling get_indirect_callee_fndecl. Do not
9854 issue warnings or call sorry when not inlinings an indirect edge.
9855 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
9857 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
9858 bit more frandly to matching.
9859 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
9860 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
9861 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
9863 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9866 * opth-gen.awk: Suppress function specific features when building
9868 * optc-gen.awk: Ditto.
9870 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9873 * diagnostic.c (pedwarn): Add opt parameter.
9875 * c-tree.h (pedwarn_init): Add opt parameter.
9876 (pedwarn_c90): Likewise.
9877 (pedwarn_c99): Likewise.
9878 * c-errors.c (pedwarn_c99): Likewise.
9879 (pedwarn_c90): Likewise.
9880 * toplev.h (pedwarn): Update declaration.
9881 (pedwarn0): Declare.
9882 * c-lex.c: All calls to pedwarn changed.
9883 * builtins.c: All calls to pedwarn changed.
9884 * toplev.c: All calls to pedwarn changed.
9885 * c-decl.c: All calls to pedwarn changed.
9886 * c-typeck.c: All calls to pedwarn changed.
9887 * c-common.c: All calls to pedwarn changed.
9888 * c-parser.c: All calls to pedwarn changed.
9890 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9891 Karthik Kumar <karthikkumar@gmail.com>
9893 * attribs.c (file scope): Include c-common.h.
9894 (decl_attributes): Add support for #pragma GCC optimize and
9897 * targhooks.c (default_can_inline_p): New function that is the
9898 default for the TARGET_CAN_INLINE_P target hook.
9900 * targhooks.h (default_can_inline_p): Add declaration.
9902 * tree.c (cl_optimization_node): New static tree for building
9903 OPTIMIZATION_NODE tree.
9904 (cl_target_option_node): New static tree for building
9905 TARGET_OPTION_NODE tree.
9906 (cl_option_hash_table): New hash table for hashing
9907 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9908 (cl_option_hash_hash): New function to provide the hash value for
9909 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9910 (cl_option_hash_eq): New function to provide an equality test for
9911 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9912 (tree_code_size): Add support for OPTIMIZATION_NODE and
9913 TARGET_OPTION_NODE trees.
9914 (tree_code_structure): Add support for OPTIMIZATION_NODE and
9915 TARGET_OPTION_NODE trees.
9916 (build_optimization_node): Build a tree that has all of the
9917 current optimization options.
9918 (build_target_option_node): Build a tree that has the target
9919 options that might be changed on a per function basis.
9921 * tree.h (file scope): Include options.h.
9922 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
9923 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9924 (TREE_OPTIMIZATION): Ditto.
9925 (TREE_TARGET_SPECIFIC): Ditto.
9926 (struct tree_function_decl): Add fields for remembering the
9927 current optimization options and target specific options.
9928 (struct tree_optimization_option): New tree variant that remembers
9929 the optimization options.
9930 (struct tree_target_option): New tree variant that remembers the
9931 target specific flags that might change for compiling a particular
9933 (union tree_node): Include tree_optimization_option and
9934 tree_target_option fields.
9935 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
9936 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
9937 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
9938 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
9939 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
9940 optimization and target options.
9941 (optimization_default_node): New macro to refer to global_trees
9943 (optimization_current_node): Ditto.
9944 (optimization_cold_node): Ditto.
9945 (optimization_hot_node): Ditto.
9946 (target_option_default_node): Ditto.
9947 (target_option_current_node): Ditto.
9948 (current_option_pragma): Ditto.
9949 (current_optimize_pragma): Ditto.
9951 * target.h (struct gcc_target): Add valid_option_attribute_p,
9952 target_option_save, target_option_restore, target_option_print,
9953 target_option_pragma_parse, and can_inline_p hooks.
9955 * toplev.h (parse_optimize_options): Add declaration.
9956 (fast_math_flags_struct_set_p): Ditto.
9958 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
9959 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
9962 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
9963 tree_can_inline_p hook to see if one function can inline another.
9964 (cgraph_decide_inlining): Ditto.
9965 (cgraph_decide_inlining_incrementally): Ditto.
9967 * opts.c (decode_options): Add support for running multiple times
9968 to allow functions with different target or optimization options
9969 than was specified on the command line.
9970 (fast_math_flags_struct_set_p): New function that is similar to
9971 fast_math_flags_set_p, except it uses the values in the
9972 cl_optimization structure instead of global variables.
9974 * optc-gen.awk: Add support for TargetSave to allow a back end to
9975 declare new fields that need to be saved when using function
9976 specific options. Include flags.h and target.h in the options.c
9977 source. Add support for Save to indicate which options can be set
9978 for individual functions. Generate cl_optimize_save,
9979 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
9980 cl_target_option_restore, cl_target_option_print functions to
9981 allow functions to use different optimization or target options.
9983 * opt-functions.awk (var_type_struct): Return the type used for
9984 storing the field in a structure.
9986 * opth-gen.awk: Add support for TargetSave to allow a back end to
9987 declare new fields that need to be saved when using function
9988 specific options. Add support for Save to indicate which options
9989 can be set for individual functions. Only generate one extern for
9990 Mask fields. Generate cl_optimization and cl_target_option
9991 structures to remember optimization and target options.
9993 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
9994 collecting new tree nodes.
9995 (TS_TARGET_OPTION): Ditto.
9997 * c-decl.c (merge_decls): Merge function specific target and
9998 optimization options.
10000 * function.c (invoke_set_current_function_hook): If the function
10001 uses different optimization options, change the global variables
10004 * coretypes.h (struct cl_optimization): Add forward reference.
10005 (struct cl_target_option): Ditto.
10007 * c-pragma.c (option_stack): New static vector to remember the
10008 current #pragma GCC option stack.
10009 (handle_pragma_option): New function to support #pragma GCC option
10010 to change target options.
10011 (optimize_stack): New static vector to remember the current
10012 #pragma GCC optimize stack.
10013 (handle_pragma_optimize): New function to support #pragma GCC
10014 optimize to change optimization options.
10015 (init_pragma): Add support for #pragma GCC optimize and #pragma
10018 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10019 optimization options.
10020 (TARGET_OPTION_NODE): New tree code for remembering certain target
10023 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10024 TARGET_OPTION_NODE trees.
10026 * common.opt (-O): Add Optimization flag.
10028 (-fmath-errno): Ditto.
10029 (-falign-functions): Add UInteger flag to make sure flag gets full
10030 int in cl_optimization structure.
10031 (-falign-jumps): Ditto.
10032 (-falign-labels): Ditto.
10033 (-falign-loops): Ditto.
10034 (-fsched-stalled-insns): Ditto.
10035 (-fsched-stalled-insns-dep): Ditto.
10037 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10039 (TARGET_OPTION_SAVE): Ditto.
10040 (TARGET_OPTION_RESTORE): Ditto.
10041 (TARGET_OPTION_PRINT): Ditto.
10042 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10043 (TARGET_CAN_INLINE_P): Ditto.
10044 (TARGET_INITIALIZER): Add new hooks.
10046 * tree-inline.c (tree_can_inline_p): New function to determine
10047 whether one function can inline another. Check if the functions
10048 use compatible optimization options, and also call the backend
10051 * tree-inline.h (tree_can_inline_p): Add declaration.
10053 * c-common.c (c_common_attribute): Add support for option and
10054 optimize attributes.
10055 (handle_option_attribute): Add support for the option attribute to
10056 allow the user to specify different target options for compiling a
10058 (handle_optimize_attribute): Add support for the optimize
10059 attribute to allow the user to specify different optimization
10060 options for compiling a specific function.
10061 (handle_hot_attribute): Turn on -O3 optimization for this one
10062 function if it isn't the default optimization level.
10063 (handle_cold_attribute): Turn on -Os optimization for this one
10064 function if it insn't the default optimization.
10065 (const_char_p): New const char * typedef.
10066 (optimize_args): New static vector to remember the optimization
10068 (parse_optimize_options): New function to set up the optimization
10069 arguments from either the optimize attribute or #pragma GCC optimize.
10071 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10072 (builtin_define_std): Ditto.
10074 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10075 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10076 (x86_64-*-*): Ditto.
10078 * Makefile.in (TREE_H): Add options.h.
10079 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10081 * doc/extend.texi (option attribute): Document new attribute.
10082 (optimize attribute): Ditto.
10083 (hot attribute): Document hot attribute sets -O3.
10084 (cold attribute): Document cold attribute sets -Os.
10085 (#pragma GCC option): Document new pragma.
10086 (#pragma GCC optimize): Ditto.
10088 * doc/options.texi (TargetSave): Document TargetSave syntax.
10089 (UInteger): Document UInteger must be used for certain flags.
10090 (Save): Document Save option to create target specific options
10091 that can be saved/restored on a function specific context.
10093 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10094 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10096 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10097 (TARGET_OPTION_SAVE): Ditto.
10098 (TARGET_OPTION_RESTORE): Ditto.
10099 (TARGET_OPTION_PRINT): Ditto.
10100 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10101 (TARGET_CAN_INLINE_P): Ditto.
10103 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10105 (-mfpmath=both): Ditto.
10107 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10108 Karthik Kumar <karthikkumar@gmail.com>
10110 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10111 (TARGET_POPCNT): Ditto.
10112 (TARGET_SAHF): Ditto.
10113 (TARGET_AES): Ditto.
10114 (TARGET_PCLMUL): Ditto.
10115 (TARGET_CMPXCHG16B): Ditto.
10116 (TARGET_RECIP): Move switch into target_flags.
10117 (TARGET_FUSED_MADD): Ditto.
10118 (ix86_arch_features): Make an unsigned char type.
10119 (ix86_tune_features): Ditto.
10120 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10121 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10122 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10124 * config/i386/i386.opt (arch): New TargetSave field to define
10125 fields that need to be saved for function specific option support.
10128 (branch_cost): Ditto.
10129 (ix86_isa_flags_explicit): Ditto.
10130 (tune_defaulted): Ditto.
10131 (arch_specified): Ditto.
10132 (-m128-long-double): Add Save flag to save option for target
10133 specific option support.
10135 (-maccumulate-outgoing-args): Ditto.
10136 (-malign-double): Ditto.
10137 (-malign-stringops): Ditto.
10138 (-mfancy-math-387): Ditto.
10139 (-mhard-float): Ditto.
10140 (-mieee-fp): Ditto.
10141 (-minline-all-stringops): Ditto.
10142 (-minline-stringops-dynamically): Ditto.
10143 (-mms-bitfields): Ditto.
10144 (-mno-align-stringops): Ditto.
10145 (-mno-fancy-math-387): Ditto.
10146 (-mno-push-args): Ditto.
10147 (-mno-red-zone): Ditto.
10148 (-mpush-args): Ditto.
10149 (-mred-zone): Ditto.
10151 (-msseregparm): Ditto.
10152 (-mstack-arg-probe): Ditto.
10164 (-mno-sse4): Ditto.
10167 (-mrecip): Move flag into target_flags.
10169 (-mno-fused-madd): Ditto.
10170 (-mfused-madd): Ditto.
10171 (-mabm): Move flag into ix86_isa_flags.
10178 * config/i386/i386-c.c: New file for #pragma support.
10179 (ix86_target_macros_internal): New function to #define or #undef
10180 target macros based when the user uses the #pragma GCC option to
10181 change target options.
10182 (ix86_pragma_option_parse): New function to add #pragma GCC option
10184 (ix86_target_macros): Move defining the target macros here from
10185 TARGET_CPU_CPP_BUILTINS in i386.h.
10186 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10187 defined, initialize any subtarget #pragmas.
10189 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10190 REGISTER_TARGET_PRAGMAS.
10192 * config/i386/t-i386: New file for x86 dependencies.
10193 (i386.o): Make dependencies mirror the include files used.
10194 (i386-c.o): New file, add dependencies.
10196 * config/i386/i386-protos.h (override_options): Add bool argument.
10197 (ix86_valid_option_attribute_tree): Add declaration.
10198 (ix86_target_macros): Ditto.
10199 (ix86_register_macros): Ditto.
10201 * config/i386/i386.c (ix86_tune_features): Move initialization of
10202 the target masks to initial_ix86_tune_features to allow functions
10203 to have different target options. Make type unsigned char,
10204 instead of unsigned int.
10205 (initial_ix86_tune_features): New static vector to hold processor
10206 masks for the tune variables.
10207 (ix86_arch_features): Move initialization of the target masks to
10208 initial_ix86_arch_features to allow functions to have different
10209 target options. Make type unsigned char, instead of unsigned int.
10210 (initial_ix86_arch_features): New static vector to hold processor
10211 masks for the arch variables.
10212 (enum ix86_function_specific_strings): New enum to describe the
10213 string options used for attribute((option(...))).
10214 (ix86_target_string): New function to return a string that
10215 describes the target options.
10216 (ix86_debug_options): New function to print the current options in
10218 (ix86_function_specific_save): New function hook to save the
10219 function specific global variables in the cl_target_option structure.
10220 (ix86_function_specific_restore): New function hook to restore the
10221 function specific variables from the cl_target_option structure to
10222 the global variables.
10223 (ix86_function_specific_print): New function hook to print the
10224 target specific options in the cl_target_option structure.
10225 (ix86_valid_option_attribute_p): New function hook to validate
10226 attribute((option(...))) arguments.
10227 (ix86_valid_option_attribute_tree): New function that is common
10228 code between attribute((option(...))) and #pragma GCC option
10229 support that parses the options and returns a tree holding the options.
10230 (ix86_valid_option_attribute_inner_p): New helper function for
10231 ix86_valid_option_attribute_tree.
10232 (ix86_can_inline_p): New function hook to decide if one function
10233 can inline another on a target specific basis.
10234 (ix86_set_current_function); New function hook to switch target
10235 options if the user used attribute((option(...))) or #pragma GCC
10237 (ix86_tune_defaulted): Move to static file scope from
10239 (ix86_arch_specified): Ditto.
10240 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10242 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10243 (OPTION_MASK_ISA_ABM_SET): Ditto.
10244 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10245 (OPTION_MASK_ISA_CX16_SET): Ditto.
10246 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10247 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10248 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10249 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10250 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10251 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10252 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10253 (struct ptt): Move to static file scope from override_options.
10254 (processor_target_table): Ditto.
10255 (cpu_names): Ditto.
10256 (ix86_handle_option): Add support for options that are now isa options.
10257 (override_options): Add support for declaring functions that
10258 support different target options than were specified on the
10259 command line. Move struct ptt, processor_target_table, cpu_names,
10260 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10261 Add bool argument. Fix up error messages so the appropriate error
10262 is given for either command line or attribute.
10263 (ix86_previous_fndecl): New static to remember previous function
10264 declaration to see if we need to change target options.
10265 (ix86_builtins_isa): New array to record the ISA of each builtin
10267 (def_builtin): Always create the builtin function, even if the
10268 current ISA doesn't support it.
10269 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10270 tests for those builtins.
10271 (ix86_init_builtins): Remove TARGET_MMX test for calling
10272 ix86_init_mmx_sse_builtins.
10273 (ix86_expand_builtin): If the current ISA doesn't support a given
10274 builtin, signal an error.
10275 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10276 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10277 (TARGET_OPTION_SAVE): Ditto.
10278 (TARGET_OPTION_RESTORE): Ditto.
10279 (TARGET_OPTION_PRINT): Ditto.
10280 (TARGET_CAN_INLINE_P): Ditto.
10282 2008-07-22 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10284 * c-typeck.c (build_external_ref): Don't call assemble_external.
10285 * final.c (output_operand): Call assemble_external.
10287 2008-07-21 DJ Delorie <dj@redhat.com>
10289 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10290 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10292 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10294 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10295 original insn and splitter contents into ...
10296 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10297 flag_unsafe_math_optimizations. Add dummy scratch register.
10298 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10299 !flag_unsafe_math_optimizations. Returns number with next
10300 highest magnitude if this is still less or equal to the true
10301 quotient in magnitude.
10303 2008-07-21 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10305 * Makefile.in: Replace toplev.h with TOPLEV_H.
10306 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10307 * c-lex.c (fe_file_change): Don't set in_system_header.
10308 * c-parser.c (c_token): Remove in_system_header.
10309 (c_lex_one_token): Don't set in_system_header.
10310 (c_parser_set_source_position_from_token): Don't set in_system_header.
10311 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10314 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10315 * flags.h (in_system_header): Remove.
10316 * function.c (saved_in_system_header): Remove.
10317 (push_cfun): Don't set in_system_header.
10318 (pop_cfun): Don't set in_system_header.
10319 (push_struct_function): Don't set in_system_header.
10320 * input.h (expanded_location): Add sysp.
10321 (in_system_header_at): New.
10322 (in_system_header): New.
10323 * toplev.c (in_system_header): Remove.
10324 * toplev.h: Include input.h
10326 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10327 * tree-ssa.c (warn_uninit): Call warning_at.
10328 (warn_uninitialized_var): Update calls to warn_uninit.
10329 (warn_uninitialized_phi): Update calls to warn_uninit.
10330 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10331 (expand_location): Initialize xloc.sysp.
10332 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10333 (tree_decl_with_vis): Remove in_system_header_flag.
10335 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10338 * recog.c (asm_operand_ok): Change the order of the extra
10339 memory constraint checks.
10341 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10344 * tree-switch-conversion.c (build_one_array): Call
10345 varpool_mark_needed_node and varpool_finalize_decl
10346 instead of assemble_variable.
10348 2008-07-19 Jan Hubicka <jh@suse.cz>
10350 * cgraph.c (cgraph_add_new_function): Do early local passes.
10351 * tree-nrv.c (gate_pass_return_slot): New gate.
10352 (pass_nrv): Add the gate.
10353 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10355 (coalesce_ssa_name): Coalesce SSA names.
10356 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10357 not optimizing so unused user vars remains visible.
10358 * common.opt (flag_tree_ter): Always enable by default.
10359 * tree-ssa-ter.c: Include flags.h
10360 (is_replaceable_p): Check that locations match; when aliasing
10361 is missing be conservative about loads.
10362 * tree-optimize.c (gate_init_datastructures): Remove.
10363 (pass_init_datastructures): New.
10364 * passes.c: Reorder passes so we always go into SSA.
10366 2008-07-19 Jan Hubicka <jh@suse.cz>
10368 * doc/extend.texi (flatten attribute): Remove note about
10370 * doc/invoke.texi (--combine): Likewise.
10371 (-finline-functions-called-once): Update levels when enabled.
10372 (-funit-at-a-time): Document new behaviour.
10373 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10374 -fno-section-anchors when disabled explicitly.
10375 (inline params): They are not ignored now.
10376 (precompiled headers): Remove unit-at-a-time as being incompatible.
10377 * opts.c (decode_options): Handle unit-at-a-time as alias;
10378 imply -fno-section-anchors when toplevel reorder is disabled
10380 * common.opt (ftoplevel-reorder): Set default value to 2.
10381 (funit-at-a-time): Set default value to 1.
10382 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10385 2008-07-19 Jan Hubicka <jh@suse.cz>
10387 * builtins.c (expand_builtin_int_roundingfn,
10388 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10391 2008-07-19 Richard Guenther <rguenther@suse.de>
10394 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10395 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10396 * tree-ssa-pre.c (get_expr_value_id): For newly created
10397 constant value-ids make sure to add the expression to its
10400 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10402 PR middle-end/36877
10403 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10404 return value of the builtin is ignored.
10406 2008-07-19 Olivier Hainque <hainque@adacore.com>
10408 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10409 bits, a C conformant malloc implementation has to provide.
10410 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10412 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10416 * reload.c (find_reloads_subreg_address): Only reload address if
10417 reloaded == 0, not for reloaded != 1.
10420 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10421 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10422 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10423 m32c_legitimize_reload_address.
10425 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10426 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10427 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10429 2008-07-19 Olivier Hainque <hainque@adacore.com>
10431 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
10432 argument, saying whether nested array are to be collapsed
10433 into a single array type DIE with multiple subscripts.
10434 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
10435 issues, centralize the nested array types collapsing control and
10436 disable the transformation for Ada.
10438 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
10441 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
10443 (x86_64_shift_adj_2): New expander.
10444 (x86_64_shift_adj_3): Ditto.
10445 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
10446 to split TImode operands.
10447 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
10448 (ix86_split_lshr): Ditto.
10450 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
10452 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
10453 and __CHAR32_TYPE__.
10454 * c-typeck.c (digest_init): Support char16_t and char32_t.
10455 (set_nonincremental_init_from_string): Idem.
10457 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10459 PR middle-end/36859
10460 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
10461 PREFERRED_STACK_BOUNDARY.
10462 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10464 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10466 PR middle-end/36858
10467 * function.c (locate_and_pad_parm): Cap boundary earlier.
10469 2008-07-17 Julian Brown <julian@codesourcery.com>
10471 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
10472 no-op for targets which don't use DLLs.
10474 2008-07-17 Martin Jambor <mjambor@suse.cz>
10476 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
10477 that nodes are relevant by examining the node->analyzed flag.
10478 (ipcp_init_stage): Check which nodes are relevant, assert that the
10479 relevant ones are also required.
10480 (ipcp_propagate_stage): Check on the side arrays are properly
10482 (ipcp_print_all_jump_functions): Make sure not to touch any node
10483 that is not analyzed or an edge that does not have a corresponding
10484 entry in the on-the-side vectors.
10485 (ipcp_function_scale_print): Likewise.
10486 (ipcp_update_callgraph): Check that the node is relevant.
10487 (ipcp_insert_stage): Check that the node is relevant. Check there is
10488 an info for every node and edge.
10489 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
10490 (ipa_print_all_tree_maps): Likewise and a new variable info.
10491 (ipa_print_all_params_modified): Likewise.
10492 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
10494 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
10497 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
10499 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
10501 PR rtl-optimization/36753
10502 * fwprop.c (use_killed_between): Don't shortcut
10503 single-definition global registers.
10505 2008-07-16 Jan Hubicka <jh@suse.cz>
10507 * cgraph.h (varpool_empty_needed_queue): Declare.
10508 * cgraphunit.c (output_in_order): Mark all variables as needed;
10510 * varpool.c (varpool_assemble_node): Update debug queue.
10511 (varpool_assemble_pending_decls): Don't do it here.
10512 (varpool_empty_needed_queue): New function.
10514 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10516 * recog.c (peephole2_optimize): Fix formatting.
10518 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10520 * c-pch.c (get_ident): Avoid C++ keywords.
10521 * combine-stack-adj.c (single_set_for_csa): Likewise.
10522 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
10523 output_asm_insn): Likewise.
10524 * reload.c (push_secondary_reload, find_reusable_reload,
10525 push_reload, combine_reloads, find_reloads,
10526 debug_reload_to_stream): Likewise.
10527 * reload.h (struct reload): Likewise.
10528 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
10529 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
10530 emit_output_reload_insns): Likewise.
10531 * targhooks.c (default_secondary_reload): Likewise.
10532 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
10534 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10536 * recog.c (validate_change_1, validate_change,
10537 validate_unshare_change, validate_replace_rtx_1, struct
10538 funny_match, constrain_operands, peephole2_optimize): Avoid C++
10540 * reload.c (push_secondary_reload, secondary_reload_class,
10541 scratch_reload_class, find_valid_class, find_reusable_reload,
10542 push_reload, find_dummy_reload, find_reloads_address_1,
10543 find_reloads_address_part, find_equiv_reg): Likewise.
10544 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
10545 choose_reload_regs): Likewise.
10546 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
10548 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
10549 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10550 * sched-rgn.c (concat_INSN_LIST): Likewise.
10551 * stor-layout.c (mode_for_size, mode_for_size_tree,
10552 smallest_mode_for_size): Likewise.
10554 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10556 * cfg.c (dump_reg_info): Avoid C++ keywords.
10557 * dwarf2asm.c (dw2_force_const_mem,
10558 dw2_asm_output_encoded_addr_rtx): Likewise.
10559 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
10560 * expmed.c (expand_shift): Likewise.
10561 * global.c (find_reg): Likewise.
10562 * graph.c (draw_edge): Likewise.
10563 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
10564 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
10565 widen_clz, widen_bswap, expand_parity, expand_unop,
10566 emit_cmp_and_jump_insn_1): Likewise.
10567 * postreload.c (reload_cse_simplify_operands): Likewise.
10568 * ra.h (add_neighbor): Likewise.
10569 * reg-stack.c (remove_regno_note, change_stack): Likewise.
10570 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
10571 record_reg_classes, copy_cost, record_address_regs,
10572 invalid_mode_change_p): Likewise.
10573 * regrename.c (regrename_optimize, scan_rtx_reg,
10574 dump_def_use_chain, find_oldest_value_reg,
10575 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
10577 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10579 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
10580 MASK_POWERPC64 for power4 in previous commit.
10582 2008-07-16 Olivier Hainque <hainque@adacore.com>
10584 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
10585 instead of bare conversion to cast const-ness away.
10587 2008-07-16 Anatoly Sokolov <aesok@post.ru>
10589 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
10590 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
10591 * config/xtensa/xtensa.c (xtensa_function_value): New function.
10592 (TARGET_FUNCTION_VALUE): Define.
10594 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10596 * config/rs6000/rs6000.c (processor_target_table): Add
10597 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
10599 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10602 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10603 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10604 m32c_legitimize_reload_address.
10606 2007-07-16 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10608 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
10609 DECL_IN_SYSTEM_HEADER in sync.
10611 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
10613 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
10614 * tree-ssa-pre.c (pre_expr_eq): Ditto
10615 (get_constant_for_value_id): Take a type as an argument.
10616 (fully_constant_expression): Pass in type.
10617 (find_or_generate_expression): Short circuit constant case.
10618 (create_expression_by_pieces): Remove special casing of
10620 (do_regular_insertion): Short circuit constant case.
10621 (do_partial_partial_insertion): Ditto.
10623 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10626 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
10628 2008-07-15 Bob Wilson <bob.wilson@acm.org>
10630 * config/xtensa/libgcc-xtensa.ver: New file.
10631 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
10633 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10635 * df-problems.c (df_set_note): Avoid C++ keywords.
10636 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
10637 * dse.c (record_store, remove_useless_values): Likewise.
10638 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
10639 gen_reg_rtx_offset, operand_subword, change_address_1,
10640 change_address, adjust_address_1, offset_address,
10641 widen_memory_access, emit_copy_of_insn_after): Likewise.
10642 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
10643 * fwprop.c (should_replace_address, propagate_rtx_1,
10644 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
10646 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
10647 gcse_emit_move_after, update_ld_motion_stores): Likewise.
10648 * lcm.c (compute_insert_delete, pre_edge_lcm,
10649 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
10650 * lower-subreg.c (resolve_reg_notes): Likewise.
10651 * mode-switching.c (optimize_mode_switching): Likewise.
10653 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10655 * bt-load.c (add_btr_def, migrate_btr_def,
10656 branch_target_load_optimize): Avoid C++ keywords.
10657 * caller-save.c (insert_restore, insert_save, insert_one_insn):
10659 * combine.c (subst, simplify_set, make_extraction,
10660 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
10661 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
10662 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
10664 2008-07-15 Richard Guenther <rguenther@suse.de>
10666 PR middle-end/36369
10667 * c-common.c (strict_aliasing_warning): Do not warn for
10668 TYPE_REF_CAN_ALIAS_ALL pointers.
10669 (c_common_get_alias_set): may_alias types are not special.
10670 * tree.c (build_pointer_type_for_mode): Look up the may_alias
10671 attribute and set can_ref_all accordingly.
10672 (build_reference_type_for_mode): Likewise.
10673 * doc/extend.texi (may_alias): Clarify.
10675 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10678 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10679 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10681 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10684 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
10685 gcc_assert, instead call output_operand_lossage.
10687 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
10689 * builtins.c (std_canonical_va_list): Treat structure based
10692 2008-07-15 Ben Elliston <bje@au.ibm.com>
10694 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
10696 2007-07-14 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10698 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
10701 2008-07-14 Jan Hubicka <jh@suse.cz>
10703 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
10704 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
10705 fix predicates and constraints.
10706 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
10707 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
10709 2008-07-14 Doug Kwan <dougkwan@google.com>
10711 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
10712 additional option file arm/eabi.opt.
10713 * config/arm/eabi.h (File): New configuration file for EABI targets.
10714 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
10715 SUBSUBTARGET_EXTRA_SPECS.
10716 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
10717 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
10718 from STARTFILE_SPEC so that it can be referenced in an override.
10719 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
10720 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
10721 can be referenced in an override.
10722 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
10723 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
10724 so that it can be referenced in an override.
10725 (LINK_SPEC): Use BPABI_LINK_SPEC.
10726 * config/arm/eabi.opt (File): New.
10728 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10730 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
10731 (FIXED_VALUE_H): New variable.
10732 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
10733 input.h, fixed-value.h.
10734 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
10735 (BASIC_BLOCK_H): Use $(BITMAP_H).
10736 (FUNCTION_H): Add varray.h.
10737 (IPA_REFERENCE_H): Use $(BITMAP_H).
10738 (CGRAPH_H): Add $(BASIC_BLOCK_H).
10739 (DF_H): Use $(BITMAP_H).
10740 (GGC_H): Add statistics.h.
10741 (INSN_ADDR_H): New.
10742 (INSN_ATTR_H): Use it.
10743 (SYSTEM_H): Add safe-ctype.h, filenames.h.
10745 (SYMTAB_H): Add $(OBSTACK_H).
10746 (CPP_INTERNAL_H): New.
10747 (TREE_DUMP_H): Add tree-pass.h.
10748 (TREE_FLOW_H): Use $(BITMAP_H)
10749 (PRETTY_PRINT_H): Use $(INPUT_H).
10750 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
10753 (many object files): Fix lots of header dependencies throughout.
10755 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10757 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
10759 (s-gtyp-input): Use them to write tmp-gi.list.
10760 (echo_to_gi.list): Remove.
10762 2008-07-14 Richard Guenther <rguenther@suse.de>
10764 * tree-ssa-sccvn.c (pre_info): Remove.
10765 (switch_to_PRE_table): Likewise.
10766 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
10767 (set_hashtable_value_ids): Do not create value-ids for the
10769 (run_scc_vn): Remove double test. Remove bogus special-case
10770 in value-number printing.
10771 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
10772 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
10774 * tree-flow-inline.h (get_value_handle): Remove.
10775 * tree-flow.h (get_value_handle): Remove.
10777 2008-07-14 Martin Jambor <mjambor@suse.cz>
10779 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
10780 in which we generate arithmetics is not a subrange.
10782 2008-07-14 Martin Jambor <mjambor@suse.cz>
10784 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
10786 2008-07-14 Richard Guenther <rguenther@suse.de>
10788 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
10790 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
10793 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
10794 reload for symbol refs moved to r0 with -fPIC.
10795 (legitimize_pic_address): Use the target register as temporary
10797 (emit_symbolic_move): Adjust comment.
10798 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
10801 2008-07-14 Ben Elliston <bje@au.ibm.com>
10803 * c-common.h (C_CPP_HASHNODE): New macro.
10804 * coretypes.h (struct cpp_token): Forward declare.
10805 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10806 the context-sensitive keyword method.
10807 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
10808 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
10809 expand_bool_pixel): New.
10810 (altivec_categorize_keyword): New function.
10811 (init_vector_keywords): New function.
10812 (rs6000_macro_to_expand): Likewise.
10813 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
10814 compiling an ISO C dialect.
10816 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
10818 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
10819 (create_expression_by_pieces): Fix typo.
10820 (do_regular_insertion): Use debug counter here too.
10822 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
10825 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
10826 CONST_OK_FOR_LETTER_P. All port-local users changed.
10827 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
10828 implement Kp matching power-of-two.
10829 (CONSTRAINT_LEN): Define to match.
10830 * config/cris/cris.md: Replace all use of constraint K with Kc.
10831 ("*btst*): Use Kp for operand 0 of last alternative.
10833 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10836 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
10839 2008-07-13 Jan Hubicka <jh@suse.cz>
10841 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
10844 2008-07-13 Richard Guenther <rguenther@suse.de>
10846 PR middle-end/36811
10847 * langhooks.c (lhd_print_error_function): Deal with recursive
10850 2008-07-12 Jan Hubicka <jh@suse.cz>
10852 * cgraph.c (assembler_name_hash): New static var.
10853 (hash_node_by_assembler_name, eq_assembler_name): New.
10854 (cgraph_node_for_asm): Use hashtable.
10855 (cgraph_remove_node): Maintain hashtable.
10856 (change_decl_assembler_name): Sanity check that names are not changing
10857 after aliasing was processed.
10858 * cgraph.h (varpoon_node): Add next GGC marker.
10859 * tree.c (decl_assembler_name_equal): Constify.
10860 (decl_assembler_name_hash): New.
10861 * tree.h (decl_assembler_name_equal): Constify.
10862 (decl_assembler_name_hash): Update.
10864 2008-07-12 David Daney <ddaney@avtrex.com>
10866 * config/mips/driver-native.c (host_detect_local_cpu): Handle
10867 sb1 and r5000 cpus.
10869 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
10871 * doc/md.texi: Document the MIPS "v" constraint.
10872 * config/mips/mips.h (reg_class): Revert last change.
10873 (REG_CLASS_NAMES): Likewise.
10874 (REG_CLASS_CONTENTS): Likewise.
10875 * config/mips/mips.c (mips_regno_to_class): Likewise.
10876 * config/mips/constraints.md (v): Likewise, but add documentation.
10877 Add a comment to say that this constraint should not be used in
10880 2008-07-11 DJ Delorie <dj@redhat.com>
10882 * config/h8300/h8300.md (length): Fix branch offset limit.
10884 2008-07-11 Anatoly Sokolov <aesok@post.ru>
10886 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
10887 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
10888 (avr_hard_regno_scratch_ok): New function.
10889 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10890 * config/avr/avr.md (all peepholes that request a scratch register):
10891 Remove avr_peep2_scratch_safe use.
10893 2008-07-11 Tom Tromey <tromey@redhat.com>
10894 Ian Lance Taylor <iant@google.com>
10896 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
10897 (struct c_common_resword): Define.
10898 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
10899 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
10900 (c_common_reswords, num_c_common_reswords): Declare.
10901 * c-common.c (c_common_reswords): New global const array.
10902 (num_c_common_reswords): New const int.
10903 * c-parser.c (struct resword, reswords): Don't define.
10904 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
10905 (c_parse_init): Clarify mask code. Use c_common_reswords rather
10906 than reswords. If warning about C++ keywords, give them a special
10908 (c_lex_one_token): Warn about C++ keywords. Call
10909 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
10910 (c_parser_external_declaration): Look for RID_xxx rather than
10911 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
10912 (c_parser_statement_after_labels): Likewise.
10913 (c_parser_objc_class_instance_variables): Likewise.
10914 (c_parser_objc_class_declaration): Likewise.
10915 (c_parser_objc_try_catch_statement): Likewise.
10916 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
10917 (declspecs_add_type): Likewise.
10919 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
10921 * ggc-page.c (alloc_page):
10922 Substituting xmalloc, xcalloc with
10923 XNEWVEC and XCNEWVAR macros which add the
10926 2008-07-11 Richard Guenther <rguenther@suse.de>
10928 PR tree-optimization/36765
10929 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
10930 aliases from HEAP vars to SMTs.
10932 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10934 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
10935 * configure.ac (loose_warn): Move -Wc++-compat from here...
10936 (strict_warn): ...to here.
10937 * configure: Regenerate.
10939 2008-07-10 Joseph Myers <joseph@codesourcery.com>
10941 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
10942 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
10943 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
10944 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
10945 excluding more specific h8300-*-* and sh-*-* targets.
10947 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
10949 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
10950 (eliminate): Ditto.
10951 (execute_pre): Call loop_optimizer_finalize in early exit.
10953 2008-07-10 Jakub Jelinek <jakub@redhat.com>
10955 PR middle-end/36790
10956 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
10957 uids in the bitmap, not just VAR_DECL uids.
10959 PR rtl-optimization/36419
10960 * combine-stack-adj.c (adjust_frame_related_expr): New function.
10961 (combine_stack_adjustments_for_block): Call it if needed. Delete
10963 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
10964 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
10965 prologue sp adjustment.
10967 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
10970 * opts.c (print_ignored_options): Report postponed diagnostics for
10971 unknown -Wno-* options as warnings, not errors.
10972 (postpone_unknown_option_error): Renamed to...
10973 (postpone_unknown_option_warning): ... this.
10975 2008-07-09 Doug Kwan <dougkwan@google.com>
10978 2008-07-08 Doug Kwan <dougkwan@google.com>
10980 * config/arm/arm.opt (mandroid): New option.
10981 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10982 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10984 (CC1PLUS_SPEC): Same.
10986 (STARTFILE_SPEC): Same.
10987 (ENDFILE_SPEC): Same.
10988 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10991 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
10994 * config/mips/mips.h (reg_class): Remove V1_REG.
10995 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10996 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
10997 instead of V1_REGS.
10998 (mips_get_tp): New function.
10999 (mips_legitimize_tls_address): Use it.
11000 * config/mips/constraints.md (v): Delete.
11001 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11002 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11003 After reload, split into a move and ...
11004 (*tls_get_tp_<mode>_split): ...this new instruction.
11006 2008-07-09 David Daney <ddaney@avtrex.com>
11008 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11010 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11012 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11013 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11015 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11016 htab_delete should be called. Don't free c.
11017 (lookup_tmp_var): Create temp_htab lazily.
11018 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11019 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11021 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11022 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11023 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11024 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11025 * tree-sra.c (generate_element_init): Likewise.
11026 * tree-mudflap.c (execute_mudflap_function_ops,
11027 execute_mudflap_function_decls): Likewise.
11028 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11029 * tree-gimple.h (struct gimplify_ctx): New type.
11030 (push_gimplify_context): Adjust prototype.
11032 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11034 * tree-ssa-pre.c (phi_translate_1): Update placement of
11035 add_to_value calls.
11037 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11039 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11040 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11041 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11042 * targhooks.c (default_hard_regno_scratch_ok): New function.
11043 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11044 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11045 * recog.c: Include "target.h".
11046 (peep2_find_free_register): Add check for global regs. Add target
11048 * Makefile.in (recog.o): Depend on target.h.
11050 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11052 * config/sh/sh.c (sh_canonical_va_list_type): New.
11053 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11055 2008-07-09 Raksit Ashok <raksit@google.com>
11057 * doc/invoke.texi (Option Summary): Mention new option
11058 -Wdisallowed-function-list=...
11059 (Warning Options): Document -Wdisallowed-function-list=...
11060 * common.opt (Wdisallowed-function-list=): New flag.
11061 * flags.h (warn_disallowed_functions): External definition of new
11062 boolean warning flag.
11063 (warn_if_disallowed_function_p): Declare new function.
11064 * opts.c (warning_disallowed_functions): New static variable.
11065 (warn_disallowed_functions): New boolean warning flag.
11066 (warn_if_disallowed_function_p): New function.
11067 (add_comma_separated_to_vector): Rename
11068 add_instrument_functions_exclude_list to this.
11069 (common_handle_option): Handle new option. Rename calls to
11070 add_instrument_functions_exclude_list into calls to
11071 add_comma_separated_to_vector.
11072 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11073 based on flag warn_disallowed_functions.
11075 2008-07-09 Christian Bruel <christian.bruel@st.com>
11077 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11078 instead of get_attr_length.
11080 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11082 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11084 * genemit.c (gen_insn): Likewise.
11085 * gengtype.c (note_def_vec): Likewise.
11086 * gengtype.h (note_def_vec): Likewise.
11087 * genoutput.c (struct data, output_insn_data, process_template,
11088 gen_expand, gen_split, note_constraint): Likewise.
11089 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11090 make_insn_sequence): Likewise.
11091 * gensupport.c (record_insn_name): Likewise.
11093 2008-07-08 Doug Kwan <dougkwan@google.com>
11095 * config/arm/arm.opt (mandroid): New option.
11096 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11097 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11099 (CC1PLUS_SPEC): Same.
11101 (STARTFILE_SPEC): Same.
11102 (ENDFILE_SPEC): Same.
11103 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11106 2008-07-08 Raksit Ashok <raksit@google.com>
11108 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11109 (set_storage_via_setmem): Fix expected_align parameter.
11110 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11111 missing from the list.
11112 * doc/md.texi (movmem): Explicitly state that expected alignment is
11113 to be expressed in bytes.
11114 (setmem): Explicitly state that expected alignment is to be expressed
11117 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11119 * reload.c (find_reloads_subreg_address): Do not require validity
11120 of address in original mode before reloading address.
11122 2008-07-07 Tianwei Sheng <tianweis@google.com>
11124 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11125 bounds array access.
11127 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11129 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11131 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11133 Fix PR tree-optimization/23455
11134 Fix PR tree-optimization/35286
11135 Fix PR tree-optimization/35287
11136 * Makefile.in (OBJS-common): Remove tree-vn.o.
11137 (tree-vn.o): Remove.
11138 * dbgcnt.def: Add treepre_insert debug counter.
11139 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11140 (debug_value_expressions): Ditto.
11141 (print_value_expressions): Ditto.
11142 * tree-pretty-print.c (dump_generic_node): Updated for
11143 VALUE_HANDLE removal.
11144 * tree-ssa-dom.c (record_equality): Ditto.
11145 (cprop_operand): Ditto.
11146 (lookup_avail_expr): Ditto.
11147 * tree-ssa-threadedge.c
11148 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11149 (simplify_control_stmt_condition): Ditto.
11150 * tree.c (tree_code_size): Ditto.
11151 (tree_node_structure): Ditto.
11152 (iterative_hash_expr): Ditto.
11154 * tree.h (VALUE_HANDLE_ID): Ditto.
11155 (VALUE_HANDLE_EXPR_SET): Ditto.
11156 (struct tree_value_handle): Ditto.
11157 (union tree_node): Ditto.
11158 * treestruct.def: Ditto.
11159 * tree-vn.c: Removed.
11160 * tree-ssa-pre.c: Rewritten entirely.
11161 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11162 (constant_value_ids): Ditto.
11163 (vn_nary_op_t): Moved to header.
11165 (vn_reference_op_t): Ditto
11166 (vn_reference_t): Ditto.
11167 (next_value_id): New variable.
11168 (VN_INFO): Add an assert.
11169 (vn_constant_eq): New function.
11170 (vn_constant_hash): Ditto.
11171 (get_or_alloc_constant_value_id): Ditto.
11172 (value_id_constant_p): Ditto.
11173 (vn_reference_compute_hash): De-staticify.
11174 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11175 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11176 (valueize_refs): Update opcode if it changes from ssa name to constant.
11177 (vn_reference_lookup_1): Add new argument.
11178 (vn_reference_lookup): Ditto.
11179 (vn_reference_lookup_pieces): New function.
11180 (vn_reference_insert): Add return type. Modify to deal with value ids.
11181 (vn_reference_insert_pieces): New function.
11182 (vn_nary_op_compute_hash): De-staticify.
11183 (vn_nary_op_eq): Ditto.
11184 (vn_nary_op_lookup_pieces): New function.
11185 (vn_nary_op_lookup): Add new argument.
11186 (vn_nary_op_insert_pieces): New function.
11187 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11188 (vn_phi_insert): Ditto.
11189 (visit_unary_op): Update for callee changes.
11190 (visit_binary_op): Ditto.
11191 (visit_reference_op_load): Ditto.
11192 (visit_reference_op_store): Ditto.
11193 (init_scc_vn): Init next_value_id, constant_to_value_id and
11194 constant_value_ids.
11195 (free_scc_vn): Free them.
11196 (set_hashtable_value_ids): New function.
11197 (run_scc_vn): Use it.
11198 (get_max_value_id): New function.
11199 (get_next_value_id): Ditto.
11200 (expressions_equal_p): Moved from tree-vn.c
11201 (sort_vuses): Ditto.
11202 (sort_vuses_heap): Ditto.
11203 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11205 * tree.c (iterative_hash_hashval_t): Made non-static
11206 * tree.h (iterative_hash_hashval_t): Declare it.
11208 2008-07-08 Martin Jambor <mjambor@suse.cz>
11210 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11211 instead of ipa_create_node_params.
11212 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11213 ipa_check_create_edge_args, free them with
11214 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11216 * ipa-prop.c: Include flags.h and tree-inline.h.
11217 (ipa_node_params_vector): New variable.
11218 (ipa_edge_args_vector): New variable.
11219 (edge_removal_hook_holder): New variable.
11220 (node_removal_hook_holder): New variable.
11221 (edge_duplication_hook_holder): New variable.
11222 (node_duplication_hook_holder): New variable.
11223 (ipa_detect_param_modifications): Check for presence of modified flags.
11224 (ipa_compute_jump_functions): Check for presence of jump functions.
11225 (ipa_free_edge_args_substructures): New function.
11226 (ipa_create_node_params): Removed.
11227 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11228 (ipa_free_node_params_substructures): New function.
11229 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11231 (ipa_edge_removal_hook): New function.
11232 (ipa_node_removal_hook): New function.
11233 (duplicate_array): New function.
11234 (ipa_edge_duplication_hook): New function.
11235 (ipa_node_duplication_hook): New function.
11236 (ipa_register_cgraph_hooks): New function.
11237 (ipa_unregister_cgraph_hooks): New function.
11238 (free_all_ipa_structures_after_ipa_cp): New function.
11240 * ipa-prop.h: Include vec.h.
11241 (ipa_node_params_t): New typedef with vector types for it.
11242 (ipa_edge_args_t): New typedef with vector types for it.
11243 (IPA_NODE_REF): Changed to access an on-the-side vector.
11244 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11245 (ipa_check_create_node_params): New function.
11246 (ipa_check_create_edge_args): New function.
11248 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11251 2008-07-07 Tom Tromey <tromey@redhat.com>
11253 * configure, config.in: Rebuilt.
11254 * configure.ac: Don't check for scandir or alphasort.
11256 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11258 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11259 types immediately after creating them.
11261 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11263 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11265 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11267 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11268 dump_constraint_graph.
11269 (dump_constraint_edge): New function.
11270 (dump_constraint_graph): New function.
11271 (debug_constraint_graph): New function.
11272 (dump_constraint): Removed useless comparison.
11273 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11274 (dump_constraint_graph): Declare.
11275 (debug_constraint_graph): Declare.
11276 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11278 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11280 * config/i386/i386.c (is_va_list_char_pointer): New.
11281 (ix86_va_start): Replace compare with ms_va_list_type_node
11282 by is_va_list_char_pointer.
11283 (ix86_gimplify_va_arg): Likewise.
11285 2008-07-07 Martin Jambor <mjambor@suse.cz>
11287 * cgraph.c (cgraph_edge_max_uid): New variable.
11288 (struct cgraph_edge_hook_list): New type.
11289 (struct cgraph_node_hook_list): New type.
11290 (struct cgraph_2edge_hook_list): New type.
11291 (struct cgraph_2node_hook_list): New type.
11292 (first_cgraph_edge_removal_hook): New variable.
11293 (first_cgraph_node_removal_hook): New variable.
11294 (first_cgraph_edge_duplicated_hook): New variable.
11295 (first_cgraph_node_duplicated_hook): New variable.
11296 (cgraph_add_edge_removal_hook): New function.
11297 (cgraph_remove_edge_removal_hook): New function.
11298 (cgraph_call_edge_removal_hooks): New function.
11299 (cgraph_add_node_removal_hook): New function.
11300 (cgraph_remove_node_removal_hook): New function.
11301 (cgraph_call_node_removal_hooks): New function.
11302 (cgraph_add_edge_duplication_hook): New function.
11303 (cgraph_remove_edge_duplication_hook): New function.
11304 (cgraph_call_edge_duplication_hooks): New function.
11305 (cgraph_add_node_duplication_hook): New function.
11306 (cgraph_remove_node_duplication_hook): New function.
11307 (cgraph_call_node_duplication_hooks): New function.
11308 (cgraph_create_edge): Assign to edge uid.
11309 (cgraph_remove_edge): Call edge removal hooks.
11310 (cgraph_node_remove_callees): Call edge removal hooks.
11311 (cgraph_node_remove_callers): Call edge removal hooks.
11312 (cgraph_remove_node): Call node removal hooks.
11313 (cgraph_clone_edge): Call edge duplication hooks.
11314 (cgraph_clone_node): Call node duplication hooks.
11316 * cgraph.h (cgraph_edge): New field uid.
11317 (cgraph_edge_hook): New type.
11318 (cgraph_node_hook): New type.
11319 (cgraph_2edge_hook): New type.
11320 (cgraph_2node_hook): New type.
11322 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11324 * config.in: Regenerate.
11326 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11328 * gcc.c (print_sysroot): New.
11329 (option_map, display_help, process_command): Handle the
11330 -print-sysroot option.
11331 (main): Print the sysroot if requested.
11332 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11334 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11337 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11339 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11341 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11342 (assign_parm_setup_block_p): Also check mode of entry_parm.
11344 2008-07-07 Richard Guenther <rguenther@suse.de>
11346 * tree-ssa-structalias.h (set_used_smts): Remove.
11347 * tree-ssa-structalias.c (used_smts): Likewise.
11348 (set_used_smts): Likewise.
11349 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11350 call to set_used_smts.
11352 2008-07-07 Richard Guenther <rguenther@suse.de>
11354 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11355 (new_var_info): Set it to false.
11356 (solution_set_add): Correctly handle pointers outside a var and
11358 (type_safe): Treat variables with is_full_var properly.
11359 (do_sd_constraint): Likewise.
11360 (do_ds_constraint): Likewise.
11361 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11362 (get_constraint_for_ptr_offset): New function.
11363 (get_constraint_for_component_ref): For addresses at least include
11364 the last field of the variable. Handle is_full_vars properly.
11365 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11366 (handle_ptr_arith): Remove.
11367 (find_func_aliases): Simplify assignment handling.
11368 (create_function_info_for): For parameter and result varinfos set
11370 (create_variable_info_for): Set is_full_var flag whenever we
11371 just created a single varinfo for a decl.
11372 (init_alias_vars): Initialize use_field_sensitive from
11373 max-fields-for-field-sensitive parameter.
11375 2008-07-07 Richard Guenther <rguenther@suse.de>
11377 PR tree-optimization/36713
11378 * tree-flow-inline.h (is_call_used): New function.
11379 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11380 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11381 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11383 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11385 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11387 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11389 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11391 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11392 Nathan Sidwell <nathan@codesourcery.com>
11394 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11395 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11397 * config/m68k/t-linux: New.
11398 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11401 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11403 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11404 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11407 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11409 * gcc.c (execute): Fix -Wc++-compat warning.
11411 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11414 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11415 constant for little endian.
11417 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11419 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11420 mips_base_mips16 instead of TARGET_MIPS16.
11421 (mips_base_mips16): Declare.
11422 * config/mips/mips.c (mips_base_mips16): Make global.
11423 (was_mips16_p): Remove GTY marker.
11424 (was_mips16_pch_p): New variable.
11425 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11426 (mips_override_options): Force to non-MIPS16 mode initially.
11427 Do not complain about MIPS16 PIC incompatibilities here.
11428 Only allow -mgpopt if -mexplicit-relocs is in force for
11431 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
11433 * configure.ac: Check for caddr_t, define to char * if not defined.
11434 * configure: Regenerate.
11435 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
11436 (mmap_gt_pch_use_address): Likewise.
11437 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
11439 2008-07-06 Richard Guenther <rguenther@suse.de>
11441 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
11442 (new_var_info): Deal with it.
11443 (solution_set_add): Likewise.
11444 (bitpos_of_field): Make signed, fix.
11445 (struct fieldoff): Remove type and decl fields. Make size field
11446 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
11448 (fieldoff_compare): Deal with it.
11449 (push_fields_onto_fieldstack): Remove has_union argument, glob
11450 adjacent non-pointer fields together.
11451 (create_function_info_for): Do not set has_union.
11452 (create_variable_info_for): Simplify.
11454 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
11456 * config.gcc (extra_headers): Add cross-stdarg.h for target
11457 x86_64-*-* and i?86-*-*.
11458 * config/i386/cross-stdarg.h: New.
11459 * builtins.c (std_fn_abi_va_list): New.
11460 (std_canonical_va_list_type): New.
11461 (stabilize_va_list): Replace va_list_type_node use by
11462 mtarget.canonical_va_list_type.
11463 (gimplify_va_arg_expr): Likewise.
11464 (expand_builtin_va_copy): Replace va_list_type_node use by
11465 mtarget.fn_abi_va_list.
11466 * tree-sra.c (is_va_list_type): New helper.
11467 (decl_can_be_decomposed_p): Replace
11468 va_list_type_node use by is_va_list_type.
11469 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
11470 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11471 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
11472 * config/i386/i386-protos.h (ix86_get_valist_type): New.
11473 (ix86_enum_va_list): New.
11474 * config/i386/i386.c (sysv_va_list_type_node): New.
11475 (ms_va_list_type_node): New.
11476 (ix86_function_type_abi): Remove sorry.
11477 (ix86_build_builtin_va_list_abi): New.
11478 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
11479 for 64-bit targets.
11480 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
11481 (ix86_init_builtins_va_builtins_abi): New.
11482 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
11483 for 64-bit targets.
11484 (ix86_handle_abi_attribute): New.
11485 (attribute_spec): Add sysv_abi and ms_abi.
11486 (ix86_fn_abi_va_list): New.
11487 (ix86_canonical_va_list_type): New.
11488 (ix86_enum_va_list): New.
11489 (TARGET_FN_ABI_VA_LIST): New.
11490 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11491 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
11492 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
11493 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11494 (TARGET_ENUM_VA_LIST): New.
11495 * expr.h (std_fn_abi_va_list): New.
11496 (std_canonical_va_list_type): New.
11497 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
11498 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11499 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
11500 TARGET_CANONICAL_VA_LIST_TYPE.
11501 * target.h (struct gcc_target): Add fn_abi_va_list hook
11502 and canonical_va_list_type hook.
11504 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11506 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
11507 integral and pointer types.
11509 2008-07-04 Roger Sayle <roger@eyesopen.com>
11511 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
11512 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
11514 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
11517 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
11519 2008-07-04 Jakub Jelinek <jakub@redhat.com>
11521 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
11522 build_gimple_modify_stmt.
11523 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
11524 gimple operand. Use fold_build* instead of build*.
11526 2008-07-04 Richard Guenther <rguenther@suse.de>
11528 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
11529 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
11530 properly to compute the reachability set if we do field-sensitive PTA.
11531 * invoke.texi (max-fields-for-field-sensitive): Document default.
11532 * opts.c (decode_options): Set max-fields-for-field-sensitive to
11533 100 for optimize >= 2.
11535 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11537 * ggc-zone.c (lookup_page_table_if_allocated,
11538 set_page_table_entry, zone_find_object_size, alloc_small_page,
11539 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
11540 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
11541 -Wc++-compat and/or -Wcast-qual warnings.
11543 2008-07-04 Alan Modra <amodra@bigpond.net.au>
11546 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
11547 pic_offset_table_rtx to be marked as used here.
11548 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
11549 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
11550 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
11551 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
11552 !TARGET_SECURE_PLT.
11554 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11556 * alloc-pool.c (hash_descriptor, eq_descriptor,
11557 alloc_pool_descriptor): Fix -Wc++-compat warnings.
11558 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
11560 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
11561 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
11562 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
11563 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
11566 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
11568 * tree-flow.h (loop_only_exit_p): Declare.
11569 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
11570 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
11571 the number of iterations if it is constant. Otherwise, if this is the
11572 only possible exit of the loop, use the conservative estimate on the
11573 number of iterations of the entire loop if available.
11575 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
11577 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
11578 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
11579 Add synchronization functions.
11580 * config/sync.c: New file.
11581 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
11582 (LIBGCC_SYNC_CFLAGS): Likewise.
11584 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
11587 * config/i386/i386.md (mode): Add TF to "mode" attribute.
11588 (*pushtf_sse): New insn pattern.
11589 (pushtf splitters): New splitters.
11591 2008-07-03 Michael Meissner <gnu@the-meissners.org>
11593 PR middle-end/35736
11594 * predict.c (build_predict_expr): Use void_type_node for the tree
11595 type, instead of NULL_TREE.
11597 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
11599 * config/i386/i386.c (contains_aligned_value_p): Return true
11601 (ix86_data_alignment): Align TCmode to 128bits.
11602 (ix86_local_alignment): Likewise.
11604 2008-07-03 Andrew Haley <aph@redhat.com>
11607 * vec.h (VEC_TA): New.
11608 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
11609 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
11610 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
11611 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
11612 (C_COMMON_FIXED_TYPES): Remove first arg.
11613 (C_COMMON_FIXED_MODE_TYPES): Likewise.
11614 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
11615 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
11616 not to use empty macro arguments.
11618 2008-07-02 Joseph Myers <joseph@codesourcery.com>
11620 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
11621 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
11622 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
11623 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
11624 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
11625 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
11626 config/ia64/crtn.asm, config/m68hc11/larith.asm,
11627 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
11628 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
11629 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
11630 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
11631 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
11632 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
11633 config/rs6000/e500crtres64gpr.asm,
11634 config/rs6000/e500crtres64gprctr.asm,
11635 config/rs6000/e500crtrest32gpr.asm,
11636 config/rs6000/e500crtrest64gpr.asm,
11637 config/rs6000/e500crtresx32gpr.asm,
11638 config/rs6000/e500crtresx64gpr.asm,
11639 config/rs6000/e500crtsav32gpr.asm,
11640 config/rs6000/e500crtsav64gpr.asm,
11641 config/rs6000/e500crtsav64gprctr.asm,
11642 config/rs6000/e500crtsavg32gpr.asm,
11643 config/rs6000/e500crtsavg64gpr.asm,
11644 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
11645 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
11646 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
11647 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
11648 config/sparc/sol2-cn.asm: Remove .file directives.
11650 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
11652 * resource.c (mark_referenced_resources): Look inside
11653 UNSPEC_VOLATILEs and ASM_INPUTs.
11655 2008-07-02 Ian Lance Taylor <iant@google.com>
11657 * rtlanal.c (add_reg_note): New function.
11658 * rtl.h (add_reg_note): Declare.
11659 * auto-inc-dec.c (attempt_change): Use add_reg_note.
11660 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
11661 * builtins.c (expand_builtin_longjmp): Likewise.
11662 (expand_builtin_nonlocal_goto): Likewise.
11663 * calls.c (emit_call_1, expand_call): Likewise.
11664 * cfgexpand.c (add_reg_br_prob_note): Likewise.
11665 * cfglayout.c (fixup_reorder_chain): Likewise.
11666 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
11667 (commit_one_edge_insertion): Likewise.
11668 * combine.c (move_deaths, distribute_notes): Likewise.
11669 * df-problems.c (df_set_note): Likewise.
11670 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
11671 (set_unique_reg_note): Likewise.
11672 (emit_copy_of_insn_after): Likewise.
11673 * expr.c (expand_expr_real): Likewise.
11674 * gcse.c (add_label_notes): Likewise.
11675 * haifa-sched.c (create_check_block_twin): Likewise.
11676 * jump.c (mark_jump_label_1): Likewise.
11677 * loop-doloop.c (add_test, doloop_modify): Likewise.
11678 * loop-unswitch.c (compare_and_jump_seq): Likewise.
11679 * lower-subreg.c (move_eh_region_note): Likewise.
11680 * optabs.c (emit_libcall_block): Likewise.
11681 * predict.c (predict_insn): Likewise.
11682 (combine_predictions_for_insn): Likewise.
11683 * recog.c (peephole2_optimize): Likewise.
11684 * regmove.c (try_auto_increment): Likewise.
11685 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
11686 * reload.c (find_reloads): Likewise.
11687 * reload1.c (fixup_eh_region_note): Likewise.
11688 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
11689 * reorg.c (delete_prior_computation): Likewise.
11690 (delete_computation, dbr_schedule): Likewise.
11691 * config/pa/pa.c (legitimize_pic_address): Likewise.
11692 * config/sh/sh.c (sh_reorg): Likewise.
11694 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11697 * config/libgcc-glibc.ver: Add %exclude.
11698 * config/m32r/libgcc-glibc.ver: Likwise.
11699 * config/s390/libgcc-glibc.ver: Likwise.
11700 * config/sh/libgcc-glibc.ver: Likwise.
11701 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
11703 * config/i386/libgcc-glibc.ver: New.
11705 * config/i386/libgcc-x86_64-glibc.ver: Removed.
11707 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11709 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
11710 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
11711 i[34567]86-*-linux*, x86_64-*-linux*. Add
11712 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
11713 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
11714 x86_64-*-linux*. Add i386/t-linux to tmake_file for
11715 i[34567]86-*-linux*, x86_64-*-linux*.
11717 * libgcc-std.ver: Add empty GCC_4.4.0.
11719 * mkmap-symver.awk: Support multiple versions per symbol.
11721 * config/i386/i386.c (ix86_init_builtins): Always define
11722 __builtin_fabsq and __builtin_copysignq with fallbacks.
11723 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
11724 and __builtin_copysignq if SSE2 isn't available.
11726 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
11727 (LIBGCC2_TF_CEXT): Likwise.
11728 (TF_SIZE): Likwise.
11730 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
11732 * config/i386/sfp-machine.h: Moved to libgcc.
11734 * config/i386/sfp-machine.h: New.
11735 * config/i386/t-linux: Likwise.
11737 * config/i386/t-darwin: Remove softfp_wrap_start and
11739 * config/i386/t-darwin64: Likewise.
11741 * config/i386/t-fprules-softfp64: Renamed to ...
11742 * config/i386/t-fprules-softfp: This.
11744 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
11745 and softfp_wrap_end.
11747 2008-07-02 Jason Merrill <jason@redhat.com>
11749 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
11751 * tree.c (ctor_to_list): New fn.
11752 * tree.h: Declare it.
11753 (CONSTRUCTOR_ELT): New macro.
11754 (CONSTRUCTOR_NELTS): New macro.
11756 2008-07-02 Richard Guenther <rguenther@suse.de>
11758 * tree-ssa-structalias.c (struct variable_info): Reorder
11759 to fill padding on 64bit hosts. Make collapsed_to an int.
11760 (get_varinfo_fc): Deal with that.
11761 (new_var_info): Likewise.
11762 (collapse_rest_of_var): Likewise.
11764 2008-07-02 Joshua Sumali <jsumali@redhat.com>
11766 * doc/install.texi (--enable-java-home): Document.
11767 (--enable-aot-compile-rpm): Likewise.
11768 (--with-arch-directory): Likewise.
11769 (--with-os-directory): Likewise.
11770 (--with-origin-name): Likewise.
11771 (--with-arch-suffix): Likewise.
11772 (--with-jvm-root-dir): Likewise.
11773 (--with-jvm-jar-dir): Likewise.
11774 (--with-python-dir): Likewise.
11776 2008-07-02 Richard Guenther <rguenther@suse.de>
11778 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
11779 from decls explicitly. Merge operand checking from tuples.
11781 2008-07-02 Martin Jambor <mjambor@suse.cz>
11783 * tree-switch-conversion.c: Included timevar.h which I forgot before.
11785 2008-07-02 Martin Jambor <mjambor@suse.cz>
11787 * tree-switch-conversion.c: Included timevar.h
11788 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
11790 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
11792 2008-07-02 Martin Jambor <mjambor@suse.cz>
11794 * tree-switch-conversion.c: Corrected various comments and
11796 (build_constructors): Fixed minor formatting mistakes.
11798 * invoke.texi (Optimize Options): Corrected the
11799 switch-conversion-max-branch-ratio parameter.
11801 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
11803 * final.c (asm_insn_count): Return zero for an empty asm body.
11805 2008-07-02 Richard Guenther <rguenther@suse.de>
11807 * bitmap.h (bitmap_set_bit): Return bool.
11808 (bitmap_clear_bit): Likewise.
11809 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
11810 write to the bitmap if it would.
11811 (bitmap_clear_bit): Likewise.
11812 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
11813 bitmap_set_bit return value.
11814 (add_pred_graph_edge): Likewise.
11815 (add_graph_edge): Likewise.
11816 (do_sd_constraint): Likewise.
11817 (do_ds_constraint): Likewise.
11819 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11821 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
11822 Fix -Wc++-compat and/or -Wcast-qual warnings.
11823 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
11824 gen_regparm_prefix): Likewise.
11825 * vmsdbgout.c (write_modbeg, lookup_filename,
11826 vmsdbgout_source_line, vmsdbgout_init): Likewise.
11828 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
11830 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
11831 defaults.h definition apply.
11833 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11835 * function.c (assign_parm_remove_parallels): New.
11836 (assign_parm_setup_block_p): Do not return true for non-BLKmode
11838 (assign_parm_setup_block): Do not handle them.
11839 (assign_parm_setup_reg, assign_parm_setup_stack): Call
11840 assign_parm_remove_parallels.
11842 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11844 * c-typeck.c (convert_for_assignment): Use
11845 vector_targets_convertible_p.
11846 * c-common.c (vector_targets_convertible_p): New.
11847 * c-common.h (vector_targets_convertible_p): New prototype.
11848 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
11849 opaque_p_V2SI_type_node.
11851 2008-07-01 Steve Ellcey <sje@cup.hp.com>
11853 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
11856 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
11858 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
11859 TFmode constants via two element DImode vector for hosts with
11860 HOST_BITS_PER_WIDE_INT < 64.
11861 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
11862 also for HOST_BITS_PER_WIDE_INT < 64.
11864 2008-07-01 Richard Guenther <rguenther@suse.de>
11866 PR tree-optimization/36666
11867 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
11868 (get_constraint_exp_from_ssa_var): Split into ...
11869 (get_constraint_exp_for_temp): ... this ...
11870 (get_constraint_for_ssa_var): ... and that.
11871 Return constraint expressions for all touched sub-fields
11872 if the results address is not taken.
11873 (process_constraint): Remove assertion that aggregate
11874 assignments do not happen at this place.
11875 (get_constraint_for_component_ref): Add address_p argument.
11876 Return constraint expressions for all touched sub-fields
11877 if the results address is not taken.
11878 (do_deref): Use get_constraint_exp_for_temp.
11879 (get_constraint_for_1): Rename from ...
11880 (get_constraint_for): ... this. Add the old function as wrapper.
11881 (do_structure_copy): Use get_constraint_for_1.
11883 2008-07-01 Martin Jambor <mjambor@suse.cz>
11885 * Makefile.in (tree-switch-conversion.o): Add.
11886 (OBJS-common): Add tree-swtch-conversion.o.
11887 * passes.c (init_optimization_passes): Add pass_convert_switch.
11888 * tree-pass.h: (pass_convert_switch): Add.
11889 * tree-switch-conversion.c: New file.
11890 * gcc.dg/tree-ssa/cswtch.c: New testcase.
11891 * common.opt (ftree-cswtch): New option.
11892 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11893 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11894 * opts.c (decode_options): Set flag_tree_switch_conversion when
11895 optimization level is >= 2.
11896 * doc/invoke.texi (Optimize Options): Added description of
11897 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
11899 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11901 * config/darwin-driver.c (darwin_default_min_version): Fix
11902 -Wc++-compat warnings.
11904 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
11906 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
11909 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11911 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
11913 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11915 PR rtl-optimization/34744
11916 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
11917 (df_scan_free_internal): Free data structures not
11918 allocated in storage pools.
11919 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
11920 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
11921 df_scan_free_mws_vec.
11922 * dse.c (dse_step6): Free offset_map_p and offset_map_n
11925 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
11927 * config/i386/i386.c (contains_aligned_value_p): Return true
11929 (ix86_function_arg_boundary): Return its natural boundary
11931 (return_in_memory_32): Don't check TDmode.
11932 (ix86_split_to_parts): Support splitting into 4 parts and
11933 support TFmode for 32bit target.
11934 (ix86_split_long_move): Support splitting into 4 parts.
11935 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
11937 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
11938 (ix86_init_builtins): Here.
11939 (ix86_scalar_mode_supported_p): Always return true for TFmode.
11940 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
11941 'q' and 'w', respectively.
11943 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
11945 (movtf_internal): Likewise.
11946 (<code>tf2): Likewise.
11947 (*absnegtf2_sse): Likewise.
11948 (copysign<mode>3): Likewise.
11949 (copysign<mode>3_const): Likewise.
11950 (copysign<mode>3_var): Likewise.
11951 (define_split UNSPEC_COPYSIGN): Likewise.
11952 * config/i386/sse.md (*nandtf3): Likewise.
11953 (<code>tf3): Likewise.
11954 (*<code>tf3): Likewise.
11956 2008-06-30 Joey Ye <joey.ye@intel.com>
11957 H.J. Lu <hongjiu.lu@intel.com>
11959 * global.c (compute_regsets): Set frame_pointer_needed here.
11960 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
11962 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11964 * doc/install.texi (specific): Expand Windows build notes.
11966 2008-06-30 Ira Rosen <irar@il.ibm.com>
11968 PR tree-optimization/36648
11969 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
11970 number of prolog iterations by step. Fix the comment.
11972 2008-06-30 Richard Guenther <rguenther@suse.de>
11974 PR middle-end/36671
11975 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
11976 handle calls from ECF_MALLOC functions.
11977 (handle_pure_call): ECF_MALLOC functions do not return
11979 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
11981 2008-06-29 Andreas Schwab <schwab@suse.de>
11983 * config/m68k/m68k.c (print_operand): Always print a float
11985 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
11986 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
11989 * config/rs6000/x-linux64: Remove never used file.
11991 2008-06-29 Richard Guenther <rguenther@suse.de>
11993 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
11995 (struct alias_info): Move ...
11996 * tree-ssa-alias.c: ... here.
11997 (update_alias_info): Declare.
11998 (compute_may_aliases): Call it.
11999 (update_alias_info): New function.
12000 * tree-ssa-structalias.c (update_alias_info): Move ...
12001 * tree-ssa-alias.c (update_alias_info_1): ... here.
12002 * tree-ssa-structalias.c (process_constraint_1): Remove
12003 unused from_call argument. Rename to ...
12004 (process_constraint): ... this. Delete old wrapper.
12005 (make_constraint_to): Adjust callers.
12006 (handle_const_call): Likewise.
12007 (handle_pure_call): Likewise.
12008 (init_base_vars): Likewise.
12009 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12010 (find_func_aliases): We don't need structure copies for
12012 (make_constraint_from_anything): Remove.
12013 (create_variable_info_for): For globals make constraints
12014 from escaped, not from anything.
12015 (compute_points_to_sets): Do not call update_alias_info.
12016 (ipa_pta_execute): Use make_constraint_from.
12018 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12020 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12021 (bitmap.o-warn, dominance.o-warn): New.
12022 * configure.ac (cxx_compat_warn): Delete.
12023 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12024 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12026 * configure: Regenerate.
12028 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12031 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12033 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12034 * df-scan.c (df_notes_rescan): Likewise.
12035 * ggc-page.c (set_page_table_entry): Likewise.
12036 * intl.c (gcc_gettext_width): Likewise.
12037 * varasm.c (get_unnamed_section, get_noswitch_section,
12038 get_section): Likewise.
12040 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12042 * regrename.c (build_def_use): Don't copy RTX.
12044 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12046 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12047 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12048 punctuation. Use @ref instead of @xref.
12049 (Function Names): Remove stray @display/@end display.
12050 (C++ Attributes): Use @ref instead of @xref.
12051 (Deprecated Features): Fix punctuation around @xref.
12052 (Backwards Compatibility): Likewise.
12053 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12055 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12057 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12058 constants for E500 double.
12060 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12062 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12063 element type of const_vector.
12065 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12067 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12068 Remove FLAGS_REG clobber from expander pattern.
12069 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12070 (anddi3, andsi3, andhi3, andqi3): Ditto.
12071 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12072 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12073 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12074 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12075 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12076 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12077 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12078 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12080 2008-06-28 Richard Guenther <rguenther@suse.de>
12082 * tree-ssa-structalias.c (callused_id, var_callused,
12083 callused_tree): Add.
12084 (handle_pure_call): New function.
12085 (find_func_aliases): Call it.
12086 (find_what_p_points_to): Handle the call-used set.
12087 (clobber_what_escaped): Likewise.
12088 (compute_call_used_vars): New function.
12089 (init_base_vars): Init the call-used variable.
12090 (do_sd_constraint): Do not propagate the solution from CALLUSED
12091 but use CALLUSED as a placeholder.
12092 (solve_graph): Likewise.
12093 * tree-flow-inline.h (gimple_call_used_vars): New function.
12094 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12095 (compute_call_used_vars): Declare.
12096 * tree-ssa-alias.c (set_initial_properties): Call
12097 compute_call_used_vars.
12098 (reset_alias_info): Clear call-used variables.
12099 (add_call_clobber_ops): Assert we are not called for const/pure
12100 functions. Remove handling of them.
12101 (add_call_read_ops): Handle pure functions by adding the
12102 call-used set of variables as VUSEs.
12103 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12104 (delete_tree_ssa): Free it.
12105 * tree-dfa.c (remove_referenced_var): Clear the var from the
12108 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12110 * tree.c (build_varargs_function_type_list): New.
12111 (build_function_type_list_1): New.
12112 (build_function_type_list): Use build_function_type_list_1.
12113 * tree.h (build_varargs_function_type_list): New.
12115 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12118 * config/spu/spu.c (spu_builtin_splats): Do not generate
12119 invalid CONST_VECTOR expressions.
12120 (spu_expand_vector_init): Likewise.
12122 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12124 * optabs.c (libfunc_decls): New variable.
12125 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12126 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12127 for the same function twice.
12129 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12131 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12132 ix86_expand_binary_operator directly.
12133 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12135 (*ashrti3_1): Ditto.
12136 (*lshrti3_1): Ditto.
12137 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12138 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12139 using only one splitter. Conditionaly execute splitter before or
12140 after peephole2 pass.
12141 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12142 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12143 Use only one alternative in asm template.
12144 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12146 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12147 "J" operand constraint for operand 2.
12148 (*ashldi3_cconly_rex64): Ditto.
12149 (*ashrdi3_cmp_rex64): Ditto.
12150 (*ashrdi3_cconly_rex64): Ditto.
12151 (*lshrdi3_cmp_rex64): Ditto.
12152 (*lshrdi3_cconly_rex64): Ditto.
12153 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12154 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12155 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12158 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12160 * gimplify.c (omp_is_private): Don't return true if decl is not
12161 already private on #pragma omp for or #pragma omp parallel for.
12164 * tree-cfg.c (struct move_stmt_d): Replace block field with
12165 orig_block and new_block fields.
12166 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12167 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12168 (move_block_to_fn): Replace vars_map and new_label_map arguments
12169 with struct move_stmt_d pointer.
12170 (replace_block_vars_by_duplicates): New function.
12171 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12172 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12173 all subblocks of ORIG_BLOCK to the new function. Call
12174 replace_block_vars_by_duplicates.
12175 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12176 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12177 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12178 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12179 (expand_omp): Temporarily set input_location to the location of
12180 region's controlling stmt.
12181 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12182 BIND_EXPR, push ctx->block_vars and gimplification vars into
12183 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12184 into dest function.
12185 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12186 there are any BLOCK_VARS.
12187 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12188 OMP_PARALLEL or OMP_TASK stmt.
12189 (lower_omp): Save and restore input_location around the lower_omp_1
12192 2008-06-27 Richard Guenther <rguenther@suse.de>
12194 PR tree-optimization/36400
12195 PR tree-optimization/36373
12196 PR tree-optimization/36344
12197 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12198 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12199 (update_alias_info): Remove call clobbering code.
12200 (make_constraint_to): New helper function.
12201 (make_escape_constraint): Likewise.
12202 (handle_rhs_call): Use it on all pointer containing arguments.
12203 Also mark the static chain escaped.
12204 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12205 instead of ANYTHING.
12206 (make_constraint_from): New helper split out from ...
12207 (make_constraint_from_anything): ... here.
12208 (find_func_aliases): Add constraints for escape sites.
12209 (intra_create_variable_infos): Make constraints from NONLOCAL
12211 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12213 (clobber_what_p_points_to): Remove.
12214 (clobber_what_escaped): New function.
12215 (init_base_vars): Init NONLOCAL and ESCAPED.
12216 (do_sd_constraint): Do not propagate the solution from ESCAPED
12217 but use ESCAPED as a placeholder.
12218 (solve_graph): Likewise.
12219 * tree-flow.h (clobber_what_p_points_to): Remove.
12220 (clobber_what_escaped): Declare.
12221 * tree-ssa-alias.c (set_initial_properties): Call it.
12222 Remove code clobbering escaped pointers.
12224 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12226 * function.c (allocate_struct_function): Only allocate a unique
12227 funcdef_no if the decl is nonzero.
12229 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12231 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12232 * config/mips/mips.c (mips_split_const_insns): New function.
12233 * config/mips/mips.md (move_type): New attribute.
12234 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12235 (dword_mode): New attribute.
12236 (type): Avoid long line. Map "move_type"s to "type"s,
12237 choosing "multi" for doubleword moves if appropriate.
12238 Swap MTC/MFC comments to match their declaration order.
12239 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12240 "type" is "branch" or "jal" is "direct".
12241 (length): Handle "extended_mips16" first. Make the default
12242 "0" for "ghost" instructions. Set the length from "move_type".
12243 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12244 of "type", with "sll0" for the register alternative. Remove the
12245 "extended_mips16" attribute.
12246 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12247 of "type", with "shift_shift" for the register alternative.
12248 Remove the "length" attribute.
12249 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12250 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12251 of "type", with "andi" for the register alternative.
12252 (*zero_extendqihi2): Likewise.
12253 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12254 of "andi" instead of a "type" of "arith".
12255 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12257 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12258 (mov_<store>r, *mov<mode>_ra): Likewise.
12259 (extendsidi2): Use "move_type" instead of "type", with "move"
12260 for the register alternative.
12261 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12262 of "type", with "signext" for the register alternative.
12263 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12264 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12265 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12266 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12267 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12268 (unnamed branch insn): Likewise.
12269 (*movdi_gp32_fp64): Fold into...
12270 (*movdi_32bit): ...here.
12271 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12272 (*movdf_hardfloat): ...this new pattern.
12273 (*movdf_softfloat): Remove redundant FPR alternatives.
12274 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12275 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12276 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12277 the "move" attribute.
12278 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12279 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12280 and "store" for COP loads and stores.
12281 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12282 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12283 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12284 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12285 (*movtf_mips16, *movv2sf): Likewise.
12286 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12287 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12288 (mfhc1<mode>): Use "move_type" instead of "move".
12289 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12290 (loadgp_blockage): Remove the "length" attribute.
12291 (blockage, set_got_version, update_got_version): Likewise.
12292 (call_internal): Remove the "extended_mips16" attribute.
12293 (call_value_internal, call_value_multiple_internal): Likewise.
12294 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12296 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12297 the "length" attribute.
12299 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12301 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12302 -Wcast-qual warnings.
12303 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12304 handle_pragma_pop_macro): Likewise.
12305 * collect2.c (resolve_lib_name): Likewise.
12306 * config/arc/arc.c (arc_init): Likewise.
12307 * config/arm/arm.c (neon_builtin_compare,
12308 locate_neon_builtin_icode): Likewise.
12309 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12310 * config/bfin/bfin.c (bfin_init_machine_status,
12311 bfin_optimize_loop): Likewise.
12312 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12313 * config/cris/cris.c (cris_init_expanders): Likewise.
12314 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12315 * config/darwin.c (machopic_indirection_eq,
12316 machopic_indirection_name, machopic_output_indirection): Likewise.
12317 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12318 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12319 frv_optimize_membar): Likewise.
12320 * config/i386/cygwin.h (mingw_scan,
12321 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12322 * config/i386/cygwin1.c (mingw_scan): Likewise.
12323 * config/i386/i386.c (machopic_output_stub): Likewise.
12324 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12325 i386_pe_unique_section): Likewise.
12326 * config/ia64/ia64.c (ia64_init_machine_status,
12327 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12329 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12330 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12331 * config/m68k/m68k.c (m68k_handle_option,
12332 m68k_sched_md_init_global): Likewise.
12333 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12334 mcore_unique_section): Likewise.
12335 * config/mips/mips.c (mips_block_move_straight,
12336 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12338 * config/mmix/mmix.c (mmix_init_machine_status,
12339 mmix_encode_section_info): Likewise.
12340 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12341 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12342 print_operand_address, output_toc, redefine_groups,
12343 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12344 * config/s390/s390.c (s390_init_machine_status): Likewise.
12345 * config/score/score.c (score_block_move_straight,
12346 score_block_move_loop_body): Likewise.
12347 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12348 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12349 * emit-rtl.c (find_auto_inc): Likewise.
12350 * gcc.c (translate_options, process_command): Likewise.
12351 * reorg.c (dbr_schedule): Likewise.
12352 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12353 * xcoffout.c (xcoffout_declare_function): Likewise.
12355 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12357 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12358 ipa-pta working again.
12360 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12362 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12365 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12367 * config.gcc (powerpc*-*-*): Add new core e500mc.
12368 * config/rs6000/e500mc.md: New file.
12369 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12371 (rs6000_override_options): Add e500mc case to
12372 processor_target_table. Altivec and Spe options not allowed
12373 with e500mc. Add isel instruction to e500mc by
12374 default. Initialize rs6000_cost for e500mc.
12375 (rs6000_issue_rate): Set issue rate for e500mc.
12376 * config/rs6000/rs6000.h (processor_type): Add
12377 PROCESSOR_PPCE500MC.
12378 (ASM_CPU_SPEC): Add e500mc.
12379 Set TARGET_ISEL to rs6000_isel.
12380 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12381 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12382 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12384 * doc/invoke.texi: Add e500mc to list of cpus.
12386 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12389 * c-lex.c (lex_charconst): Initialize unsignedp.
12391 2008-06-27 Olivier Hainque <hainque@adacore.com>
12393 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12394 documented assumptions.
12396 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12398 * dwarf2out.c: Remove trailing white spaces. Break long line
12401 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12403 * libfuncs.h (LTI_synchronize): New libfunc_index.
12404 (synchronize_libfunc): Declare.
12405 * builtins.c (expand_builtin_synchronize): Consider using
12406 synchronize_libfunc before falling back on an asm blockage.
12407 * config/mips/mips.c: Include libfuncs.h
12408 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12410 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12412 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12413 parameter. Copy stack_reg to r11 where appropriate.
12414 (no_global_regs_above): Add gpr parameter.
12415 (rs6000_stack_info): Only add padding for SPE save area if we
12416 are saving SPE GPRs and CR.
12417 (saveres_routine_syms): New variable.
12418 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12420 (rs6000_savres_routine_sym): New function.
12421 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12423 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12424 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12425 Tweak FPR out-of-line saving.
12426 (rs6000_make_savres_rtx): New function.
12427 (rs6000_use_multiple_p): New function.
12428 (rs6000_savres_strategy): New function.
12429 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
12430 out-of-line if appropriate.
12431 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
12432 if we are optimizing for size.
12433 (GP_SAVE_INLINE): Define.
12434 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
12435 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
12436 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
12437 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
12438 (*save_fpregs_<mode>): Add use of r11.
12439 (*restore_gpregs_<mode>): New insn.
12440 (*return_and_restore_gpregs_<mode>): New insn.
12441 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
12443 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
12444 (*restore_gpregs_spe): New insn.
12445 (*return_and_restore_gpregs_spe): New insn.
12446 * config/rs6000/predicates.md (save_world_operation): Fix check.
12448 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12450 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
12451 this point, so assert that.
12453 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12455 * cfganal.c: Include vec.h and vecprim.h.
12456 (compute_idf): Import from...
12457 * tree-into-ssa (compute_idf): ...here.
12458 * basic-block.h (compute_idf): Export.
12460 2008-06-26 Joseph Myers <joseph@codesourcery.com>
12462 * c-decl.c (merge_decls): Use !current_function_decl to check for
12463 extern declaration of C99 inline function being at file scope.
12465 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
12467 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
12469 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12471 * alias.c (record_alias_subset, init_alias_analysis): Fix
12472 -Wc++-compat and/or -Wcast-qual warnings.
12473 * attribs.c (lookup_attribute_spec): Likewise.
12474 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
12475 copy_bb, connect_traces,
12476 find_rarely_executed_basic_blocks_and_cr): Likewise.
12477 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
12478 note_btr_set, migrate_btr_defs): Likewise.
12479 * builtins.c (result_vector, expand_builtin_memcpy,
12480 expand_builtin_mempcpy_args, expand_builtin_strncpy,
12481 builtin_memset_read_str, expand_builtin_printf,
12482 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
12484 * caller-save.c (mark_set_regs): Likewise.
12485 * calls.c (expand_call, emit_library_call_value_1): Likewise.
12486 * cgraph.c (cgraph_edge): Likewise.
12487 * combine.c (likely_spilled_retval_1): Likewise.
12488 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
12489 htab_counts_entry_del, get_coverage_counts): Likewise.
12490 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
12491 new_cselib_val): Likewise.
12492 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
12493 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
12495 * df-core.c (df_compact_blocks): Likewise.
12496 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
12497 * df-scan.c (df_grow_reg_info, df_ref_create,
12498 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
12499 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
12500 df_record_entry_block_defs, df_record_exit_block_uses,
12501 df_bb_verify): Likewise.
12502 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
12503 DF_REF_EXTRACT_MODE_CONST): New.
12504 * dominance.c (get_immediate_dominator, get_dominated_by,
12505 nearest_common_dominator, root_of_dom_tree,
12506 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
12507 -Wc++-compat and/or -Wcast-qual warnings.
12508 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
12509 record_store, replace_read, check_mem_read_rtx, scan_insn,
12510 dse_step1, dse_record_singleton_alias_set): Likewise.
12511 * dwarf2asm.c (dw2_force_const_mem): Likewise.
12513 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12515 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
12516 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
12517 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
12518 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
12519 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
12520 add_ranges_num, add_ranges_by_labels, file_info_cmp,
12521 file_name_acquire, output_file_names, add_const_value_attribute,
12522 premark_used_types_helper, file_table_eq, file_table_hash,
12523 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
12524 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
12525 -Wcast-qual warnings.
12526 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
12527 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
12528 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
12529 gen_reg_rtx, start_sequence, init_emit): Likewise.
12530 * et-forest.c (et_new_occ, et_new_tree): Likewise.
12531 * except.c (init_eh_for_function, gen_eh_region,
12532 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
12533 arh_to_landing_pad, arh_to_label, add_action_record,
12534 add_call_site, switch_to_exception_section): Likewise.
12535 * expmed.c (synth_mult): Likewise.
12536 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
12537 store_expr): Likewise.
12538 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
12540 * function.c (assign_stack_temp_for_type,
12541 allocate_struct_function, match_asm_constraints_1): Likewise.
12542 * gcov-io.c (gcov_allocate): Likewise.
12543 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
12544 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
12545 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
12546 record_one_set, insert_expr_in_table, insert_set_in_table,
12547 dump_hash_table, compute_hash_table_work, alloc_hash_table,
12548 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
12549 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
12550 -Wcast-qual warnings.
12552 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12554 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
12555 -Wcast-qual warnings.
12556 * gcc.c (process_command): Likewise.
12557 * genattrtab.c (oballoc): Use XOBNEW.
12558 (oballocvec): Define.
12559 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
12560 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
12561 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
12562 -Wc++-compat and/or -Wcast-qual warnings.
12563 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
12564 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
12565 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
12566 gen_presence_absence_set, gen_automaton, gen_regexp_el,
12567 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
12568 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
12569 add_excls, process_presence_absence_names,
12570 process_presence_absence_patterns, add_presence_absence,
12571 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
12572 get_free_state, add_arc, get_free_automata_list_el,
12573 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
12574 transform_3, cache_presence, create_ainsns, create_automata,
12575 create_state_ainsn_table, dfa_insn_code_enlarge,
12576 output_trans_func, output_min_issue_delay_func,
12577 output_dead_lock_func, output_reset_func,
12578 output_get_cpu_unit_code_func, output_dfa_start_func,
12579 expand_automata): Likewise.
12580 * genextract.c (gen_insn): Likewise.
12581 * gengtype-lex.l: Likewise.
12582 * gengtype.c (read_input_list, adjust_field_type,
12583 process_gc_options): Likewise.
12584 * genoutput.c (note_constraint): Likewise.
12585 * genpreds.c (mangle, add_constraint): Likewise.
12586 * genrecog.c (process_define_predicate, new_decision,
12587 add_to_sequence): Likewise.
12588 * gensupport.c (record_insn_name): Likewise.
12590 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12592 * config/i386/driver-i386.c (detect_caches_amd,
12593 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
12594 and/or -Wcast-qual warnings.
12595 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
12596 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
12597 gt_pch_save): Likewise.
12598 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
12599 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
12600 * global.c (compute_regsets): Likewise.
12601 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
12602 finish_graph_dump_file): Likewise.
12603 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
12604 unlink_bb_notes): Likewise.
12605 * integrate.c (get_hard_reg_initial_val): Likewise.
12606 * ipa-prop.c (ipa_push_func_to_list): Likewise.
12607 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
12608 * local-alloc.c (update_equiv_regs): Likewise.
12609 * loop-invariant.c (check_invariant_table_size,
12610 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
12612 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
12613 altered_reg_used, mark_altered): Likewise.
12614 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
12615 insert_var_expansion_initialization,
12616 combine_var_copies_in_loop_exit, apply_opt_in_copies,
12617 release_var_copies): Likewise.
12618 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
12619 analyze_matrix_decl, add_allocation_site, analyze_transpose,
12620 analyze_accesses_for_phi_node, check_var_notmodified_p,
12621 check_allocation_function, find_sites_in_func,
12622 record_all_accesses_in_func, transform_access_sites,
12623 transform_allocation_sites): Likewise.
12624 * omp-low.c (new_omp_region, create_omp_child_function_name,
12625 check_omp_nesting_restrictions, check_combined_parallel,
12626 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
12627 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
12628 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
12629 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
12631 * opts-common.c (prune_options): Likewise.
12632 * opts.c (add_input_filename, print_filtered_help,
12633 get_option_state): Likewise.
12634 * params.c (add_params): Likewise.
12635 * passes.c (set_pass_for_id, next_pass_1,
12636 do_per_function_toporder, pass_fini_dump_file): Likewise.
12637 * postreload.c (reload_cse_simplify_operands): Likewise.
12638 * predict.c (tree_predicted_by_p, tree_predict_edge,
12639 clear_bb_predictions, combine_predictions_for_bb): Likewise.
12641 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12643 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
12645 * recog.c (check_asm_operands, validate_change_1): Likewise.
12646 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
12647 subst_asm_stack_regs): Likewise.
12648 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
12649 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
12650 * regmove.c (reg_is_remote_constant_p): Likewise.
12651 * regrename.c (regrename_optimize, scan_rtx_reg,
12652 kill_clobbered_value, kill_set_value, kill_autoinc_value):
12654 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
12655 regstat_compute_calls_crossed): Likewise.
12656 * reload1.c (init_reload, new_insn_chain,
12657 has_nonexceptional_receiver, reload, copy_reloads,
12658 calculate_needs_all_insns, init_elim_table): Likewise.
12659 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
12660 * rtl.c (shallow_copy_rtx_stat): Likewise.
12661 * rtlanal.c (parms_set): Likewise.
12662 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
12663 sbitmap_resize, sbitmap_vector_alloc): Likewise.
12664 * sched-ebb.c (earliest_block_with_similiar_load,
12665 add_deps_for_risky_insns): Likewise.
12666 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
12667 schedule_region): Likewise.
12668 * see.c (eq_descriptor_pre_extension,
12669 hash_descriptor_pre_extension, hash_del_pre_extension,
12670 eq_descriptor_properties, hash_descriptor_properties,
12671 hash_del_properties, see_seek_pre_extension_expr,
12672 see_initialize_data_structures, see_print_register_properties,
12673 see_print_pre_extension_expr, see_delete_merged_def_extension,
12674 see_delete_unmerged_def_extension, see_emit_use_extension,
12675 see_pre_delete_extension, see_map_extension, see_commit_changes,
12676 see_analyze_merged_def_local_prop,
12677 see_analyze_merged_def_local_prop,
12678 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
12679 see_set_prop_merged_def, see_set_prop_unmerged_def,
12680 see_set_prop_unmerged_use, see_print_one_extension,
12681 see_merge_one_use_extension, see_merge_one_def_extension,
12682 see_store_reference_and_extension, see_update_uses_relevancy,
12683 see_update_defs_relevancy): Likewise.
12684 * statistics.c (hash_statistics_hash, hash_statistics_eq,
12685 hash_statistics_free, curr_statistics_hash): Likewise.
12686 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
12687 expand_asm_operands, expand_return, case_bit_test_cmp,
12688 expand_case): Likewise.
12689 * stor-layout.c (start_record_layout): Likewise.
12690 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
12691 gt_pch_save_stringpool): Likewise.
12692 * tree-data-ref.c (hash_stmt_vertex_info,
12693 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
12694 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
12696 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
12699 * config/i386/i386.md : Change constraints of HImode and QImode
12700 immediate operands from "i" to "n". Change SImode "ni" constraint to
12701 "i" and SImode "rmi" constraint to "g". Remove all constraints
12702 from const0_operand and const1_operand predicated operands.
12703 (i): Change QImode and HImode attribute from "i" to "n".
12704 (*subqi_2): Change HImode operands to QImode.
12707 2008-06-25 Olivier Hainque <hainque@adacore.com>
12709 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
12712 2008-06-25 Richard Guenther <rguenther@suse.de>
12714 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
12715 not overflow the result type.
12717 2008-06-25 Richard Guenther <rguenther@suse.de>
12719 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
12720 (vn_lookup): Likewise.
12722 2008-06-25 Richard Guenther <rguenther@suse.de>
12724 PR tree-optimization/35518
12725 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
12726 * tree-sra.c (instantiate_element): Use fold_build3 to build
12728 (try_instantiate_multiple_fields): Likewise.
12730 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12732 * config/rs6000/rs6000.md: Change all string instruction's clobber to
12735 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12737 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
12738 use_backchain_to_restore_sp to true
12739 if the offset of the link register save area would go over the 32k - 1
12740 offset limit of the load
12743 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
12745 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
12746 anchor for the type-punning blurb. Cross-reference "Structures
12747 unions enumerations and bit-fields implementation". Provide a
12748 cast-through-pointer example. Make final sentence self-contained.
12749 * doc/implement-c.texi (Structures unions enumerations and
12750 bit-fields implementation): Cross-reference the type-punning blurb
12751 in the -fstrict-aliasing documentation.
12753 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12755 PR middle-end/36594
12756 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
12757 the memory instead of the memory itself for the save area.
12759 2008-06-24 Olivier Hainque <hainque@adacore.com>
12760 Nicolas Roche <roche@adacore.com>
12762 * gengtype.c (srcdir_len): size_t instead of int.
12763 (get_file_realbasename): New function. For F a filename, the real
12764 basename of F, with all the path components stripped.
12765 (get_file_srcdir_relative_path): New function. For F a filename, the
12766 relative path to F from $(srcdir).
12767 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
12768 get_file_realbasename. Adjust the head comment.
12769 (get_prefix_langdir_index): New function. For F a filename, return the
12770 lang_dir_names[] relative index of the language directory that is
12772 (get_file_langdir): For F a filename, return the name of the language
12773 directory where F is located.
12774 (get_file_gtfilename): New function. The gt- output file name for an
12776 (get_output_file_with_visibility): Replace in-line computations with
12777 uses of get_file_gtfilename and get_prefix_langdir_index.
12778 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
12780 2008-06-24 Jakub Jelinek <jakub@redhat.com>
12782 PR tree-optimization/36504
12783 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
12784 references without base address.
12786 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12788 PR middle-end/36584
12789 * calls.c (expand_call): Increase alignment for recursive functions.
12791 2008-06-23 Anatoly Sokolov <aesok@post.ru>
12793 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
12794 (TARGET_FUNCTION_VALUE): New define.
12795 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
12796 * config/avr/avr.h (FUNCTION_VALUE): Remove.
12798 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12800 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
12801 (fmod<mode>3): Ditto.
12802 (remainderxf3): Ditto.
12803 (remainder<mode>3): Ditto.
12805 2008-06-23 Jakub Jelinek <jakub@redhat.com>
12808 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
12809 REG is a hard register.
12811 PR tree-optimization/36508
12812 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
12813 499, don't check it at all in release compilers.
12815 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12817 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
12818 together with SSE_TARGET_MATH to disable insn pattern.
12819 (*fop_<MODEF:mode>_2_i387): Ditto.
12820 (*fop_<MODEF:mode>_3_i387): Ditto.
12822 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
12824 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
12826 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12828 PR middle-end/34906
12829 * gimplify.c (gimplify_asm_expr): Check the return code of
12830 parse_output_constraint call, set function return and is_inout
12831 value if it failed.
12833 2008-06-22 Ian Lance Taylor <iant@google.com>
12835 * c-lex.c (narrowest_unsigned_type): Change itk to int.
12836 (narrowest_signed_type): Likewise.
12837 * c-typeck.c (c_common_type): Change local variable mclass to enum
12839 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
12840 tcc_comparison, not the tree code itself.
12841 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
12842 (c_expand_expr): Cast modifier to enum expand_modifier.
12843 * c-common.h (C_RID_CODE): Add casts.
12844 (C_SET_RID_CODE): Define.
12845 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
12846 (c_lex_one_token): Add cast to avoid warning.
12847 (c_parser_objc_type_name): Rename local typename to type_name.
12848 (check_no_duplicate_clause): Change code parameter to enum
12850 (c_parser_omp_var_list_parens): Change kind parameter to enum
12852 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
12853 c_parser_omp_list_var_parens.
12854 (c_parser_omp_threadprivate): Likewise.
12855 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
12856 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
12857 * c-format.c (NO_FMT): Define.
12858 (printf_length_specs): Use NO_FMT.
12859 (asm_fprintf_length_specs): Likewise.
12860 (gcc_diag_length_specs): Likewise.
12861 (scanf_length_specs): Likewise.
12862 (strfmon_length_specs): Likewise.
12863 (gcc_gfc_length_specs): Likewise.
12864 (printf_flag_specs): Change 0 to STD_C89.
12865 (asm_fprintf_flag_specs): Likewise.
12866 (gcc_diag_flag_specs): Likewise.
12867 (gcc_cxxdiag_flag_specs): Likewise.
12868 (scanf_flag_specs): Likewise.
12869 (strftime_flag_specs): Likewise.
12870 (strfmon_flag_specs): Likewise.
12871 (print_char_table): Likewise.
12872 (asm_fprintf_char_table): Likewise.
12873 (gcc_diag_char_table): Likewise.
12874 (gcc_tdiag_char_table): Likewise.
12875 (gcc_cdiag_char_table): Likewise.
12876 (gcc_cxxdiag_char_table): Likewise.
12877 (gcc_gfc_char_table): Likewise.
12878 (scan_char_table): Likewise.
12879 (time_char_table): Likewis.
12880 (monetary_char_table): Likewise.
12881 * c-format.h (BADLEN): Likewise.
12883 2008-06-21 Ian Lance Taylor <iant@google.com>
12885 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
12886 Define END_OF_BASE_TREE_CODES around inclusion.
12887 * tree.c (tree_code_type): New global array.
12888 (tree_code_length, tree_code_name): Likewise.
12889 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
12890 $(lang_tree_files).
12891 (all-tree.def, s-alltree): New targets.
12892 (gencheck.h, s-gencheck): Remove.
12893 (tree.o): Depend upon all-tree.def.
12894 (build/gencheck.o): Remove gencheck.h dependency.
12895 (mostlyclean): Don't remove gencheck.h.
12896 * c-common.h (enum c_tree_code): Remove.
12897 * c-lang.c (tree_code_type): Remove.
12898 (tree_code_length, tree_code_name): Remove.
12899 * gencheck.c (tree_codes): Include all-tree.def, rather than
12900 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
12902 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
12904 * cp/cp-tree.h (enum cplus_tree_code): Remove.
12905 (operator_name_info): Size to MAX_TREE_CODES.
12906 (assignment_operator_name_info): Likewise.
12907 * cp/cp-lang.c (tree_code_type): Remove.
12908 (tree_code_length, tree_code_name): Remove.
12909 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
12910 (assignment_operator_name_info): Likewise.
12911 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
12913 * cp/mangle.c (write_expression): Likewise.
12914 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
12915 * fortran/f95-lang.c (tree_code_type): Remove.
12916 (tree_code_length, tree_code_name): Remove.
12917 * java/java-tree.h (enum java_tree_code): Remove.
12918 * java/lang.c (tree_code_type): Remove.
12919 (tree_code_length, tree_code_name): Remove.
12920 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
12921 * objc/objc-act.h (enum objc_tree_code): Remove.
12922 * objc/objc-lang.c (tree_code_type): Remove.
12923 (tree_code_length, tree_code_name): Remove.
12924 * objcp/objcp-lang.c (tree_code_type): Remove.
12925 (tree_code_length, tree_code_name): Remove.
12926 * ada/ada-tree.h (enum gnat_tree_code): Remove.
12927 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
12928 * ada/misc.c (tree_code_type): Remove.
12929 (tree_code_length, tree_code_name): Remove.
12931 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
12933 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
12934 the grand_bitmap_obstack.
12936 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12938 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
12939 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
12940 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
12941 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
12942 move_stmt_r, new_label_mapper): Likewise.
12943 * tree-complex.c (cvc_lookup): Likewise.
12944 * tree-dfa.c (create_function_ann): Likewise.
12945 * tree-dump.c (dump_register): Likewise.
12946 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
12947 find_phi_replacement_condition): Likewise.
12948 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
12949 tree_function_versioning): Likewise.
12950 * tree-into-ssa.c (cmp_dfsnum): Likewise.
12951 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
12952 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
12953 get_nonlocal_debug_decl, convert_nonlocal_reference,
12954 convert_nonlocal_omp_clauses, get_local_debug_decl,
12955 convert_local_reference, convert_local_omp_clauses,
12956 convert_nl_goto_reference, convert_nl_goto_receiver,
12957 convert_tramp_reference, convert_call_expr): Likewise.
12958 * tree-outof-ssa.c (contains_tree_r): Likewise.
12959 * tree-parloops.c (reduction_phi, initialize_reductions,
12960 eliminate_local_variables_1, add_field_for_reduction,
12961 add_field_for_name, create_phi_for_local_result,
12962 create_call_for_reduction_1, create_loads_for_reductions,
12963 create_stores_for_reduction, create_loads_and_stores_for_name):
12965 * tree-phinodes.c (allocate_phi_node): Likewise.
12966 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
12967 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
12968 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
12969 * tree-ssa-coalesce.c (compare_pairs): Likewise.
12970 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
12971 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
12972 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
12973 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12974 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
12975 vn_nary_op_insert): Likewise.
12976 * tree-ssa.c (redirect_edge_var_map_add,
12977 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
12978 * tree-vectorizer.c (vectorize_loops): Likewise.
12979 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
12980 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
12981 tree_cons_stat, build1_stat, build_variant_type_copy,
12982 decl_init_priority_lookup, decl_fini_priority_lookup,
12983 decl_priority_info, decl_restrict_base_lookup,
12984 decl_restrict_base_insert, decl_debug_expr_lookup,
12985 decl_debug_expr_insert, decl_value_expr_lookup,
12986 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
12987 type_hash_add, get_file_function_name, tree_check_failed,
12988 tree_not_check_failed, tree_range_check_failed,
12989 omp_clause_range_check_failed, build_omp_clause,
12990 build_vl_exp_stat): Likewise.
12991 * value-prof.c (gimple_histogram_value,
12992 gimple_duplicate_stmt_histograms): Likewise.
12993 * var-tracking.c (attrs_list_insert, attrs_list_copy,
12994 unshare_variable, variable_union_info_cmp_pos, variable_union,
12995 dataflow_set_different_1, dataflow_set_different_2,
12996 vt_find_locations, variable_was_changed, set_variable_part,
12997 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
12998 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
12999 section_entry_hash, object_block_entry_eq,
13000 object_block_entry_hash, create_block_symbol,
13001 initialize_cold_section_name, default_function_rodata_section,
13002 strip_reg_name, set_user_assembler_name, const_desc_eq,
13003 build_constant_desc, output_constant_def, lookup_constant_def,
13004 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13005 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13006 default_internal_label): Likewise.
13007 * varray.c (varray_init, varray_grow): Likewise.
13008 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13010 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13012 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13013 operators for "test" insn. Macroize insn using SWI mode macro.
13014 (*jcc_fused_2): Ditto.
13015 (*jcc_fused_3): Macroize insn using SWI mode macro.
13016 (*jcc_fused_4): Ditto.
13018 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13020 * tree-ssa-pre.c: Fix typo in comment.
13021 (init_antic, fini_antic): Add explicit funtions for
13022 initializing and deinitializing ANTIC and AVAIL sets.
13023 (create_expression_by_pieces): Fix typo in comment.
13024 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13025 (execute_pre): Eventually dump details about ANTIC_IN.
13027 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13029 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13030 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13031 add_to_obstack, file_at_path, find_a_file, execute,
13032 add_preprocessor_option, add_assembler_option, add_linker_option,
13033 process_command, insert_wrapper, do_option_spec, do_self_spec,
13034 spec_path, do_spec_1, is_directory, main, used_arg,
13035 getenv_spec_function): Likewise.
13036 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13037 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13040 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13042 * doc/rtl.texi: Updated subreg section.
13044 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13047 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13048 node->needed and node->reachable.
13049 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13050 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13051 (expand_task_call): Don't call expand_task_copyfn.
13052 (expand_task_copyfn): Renamed to...
13053 (finalize_task_copyfn): ... this.
13055 2008-06-19 Jan Hubicka <jh@suse.cz>
13057 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13058 clobbering framepointer.
13060 2008-06-19 Jan Hubicka <jh@suse.cz>
13062 * tree-optimize.c (execute_early_local_optimizations): Set
13063 cgraph_state only at first invocation.
13065 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13067 * system.h (-Wc++-compat): Activate as a warning, no an error.
13069 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13071 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13072 instead of "#" in insn asm template.
13073 (*jcc_fused_2): Ditto.
13075 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13077 * config/i386/i386.h (ix86_tune_indices)
13078 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13079 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13080 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13081 (*jcc_fused_2): Ditto.
13082 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13083 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13084 (print operand): Handle 'E' and 'e' code.
13086 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13088 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13089 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13090 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13092 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13094 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13096 (cgraph_expand_function): Use local copy of decl.
13097 (cgraph_expand_all_functions): Remove redundant initialization of
13099 (cgraph_optimize): Reword internal_error message.
13101 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13103 * arm-protos.h (arm_return_in_memory): Remove public
13104 arm_return_in_memory() prototype.
13105 * arm.c (arm_return_in_memory): Add static prototype, add target
13106 hook macro, change definition and comments.
13107 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13109 2008-06-19 Ben Elliston <bje@au.ibm.com>
13111 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13112 real.c: Remove references to IEEE 754R.
13113 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13114 * doc/libgcc.texi (Decimal float library routines): Likewise.
13116 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13118 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13119 (default_unwind_word_mode): Add prototype.
13120 * targhooks.c (default_unwind_word_mode): New function.
13121 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13122 instead of word_mode.
13123 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13124 (TARGET_INITIALIZER): Use it.
13126 * c-common.c (handle_mode_attribute): Support "unwind_word"
13128 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13130 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13131 word_mode to access SjLj_Function_Context member "data".
13132 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13133 conversion from targetm.eh_return_filter_mode () to
13134 targetm.unwind_word_mode () if they differ.
13136 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13137 (BT_FN_UNWINDWORD_PTR): New function type.
13138 (BT_FN_WORD_PTR): Remove.
13139 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13140 * except.c (expand_builtin_extend_pointer): Convert pointer to
13141 targetm.unwind_word_mode () instead of word_mode.
13143 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13144 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13145 (spu_unwind_word_mode): New function.
13146 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13147 (TARGET_UNWIND_WORD_MODE): Define.
13148 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13150 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13152 * config/spu/spu.c (reg_align): Remove.
13153 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13154 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13155 (spu_split_store): Likewise.
13157 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13159 * gcc/tree-vn.c: Fix typo in comment.
13161 2008-06-18 Jan Hubicka <jh@suse.cz>
13163 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13164 toplevel reorder too.
13166 2008-06-18 Jan Hubicka <jh@suse.cz>
13168 * c-opts.c (c_common_post_options): PCH is not compatible with
13170 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13171 -fno-toplevel-reorder by default now.
13173 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13175 PR documentation/30739
13176 * doc/install.texi (Prerequisites): Document dependency on awk.
13178 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13179 Ian Lance Taylor <iant@google.com>
13181 PR rtl-optimization/35604
13182 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13183 only want to change jump destinations, not eventual label comparisons.
13185 2008-06-16 Jan Hubicka <jh@suse.cz>
13187 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13189 (cgraph_analyze_function): Likewise.
13191 2008-06-16 Jan Hubicka <jh@suse.cz>
13193 * cgraph.h (cgraph_mark_if_needed): New function.
13194 * cgraphunit.c (cgraph_mark_if_needed): New function.
13195 * c-decl.c (duplicate_decl): Use it.
13197 2008-06-16 Jan Hubicka <jh@suse.cz>
13199 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13202 2008-06-16 Jan Hubicka <jh@suse.cz>
13204 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13206 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13207 Kazu Hirata <kazu@codesourcery.com>
13208 Maxim Kuvyrkov <maxim@codesourcery.com
13210 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13211 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13212 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13213 EXTRA_SPEC_FUNCTIONS.
13214 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13215 (DRIVER_SELF_SPECS): Adjust.
13216 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13217 * config/mips/st.h, config/mips/t-st: New.
13218 * config/mips/driver-native.c, config/mips/x-native: New.
13219 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13222 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13224 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13226 (ISA_HAS_FP_CONDMOVE): New macro.
13227 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13228 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13229 (ISA_HAS_NMADD3_NMSUB3): New macro.
13230 * config/mips/mips.c (mips_rtx_costs): Update.
13231 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13232 compiling for ST Loongson 2E/2F.
13233 (madd<mode>): Rename to madd4<mode>. Update.
13234 (madd3<mode>): New pattern.
13235 (msub<mode>): Rename to msub4<mode>. Update.
13236 (msub3<mode>): New pattern.
13237 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13238 (nmadd3<mode>): New pattern.
13239 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13240 (nmadd3<mode>_fastmath): New pattern.
13241 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13242 (nmsub3<mode>): New pattern.
13243 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13244 (nmsub3<mode>_fastmath): New pattern.
13245 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13247 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13249 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13250 (DF_REF_INSN_INFO): New.
13251 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13252 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13253 with a NULL DF_REF_INSN_INFO.
13254 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13256 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13257 DF_INSN_INFO_EQ_USES): New.
13258 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13259 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13260 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13261 * df-core.c: Update comment for above changes.
13262 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13263 DF_INSN_UID_* macros.
13264 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13265 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13266 insn rtx. Update all callers.
13267 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13268 df_ref_create_structure, df_insn_refs_collect): Likewise.
13269 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13270 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13271 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13272 macros to access the insn refs.
13273 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13274 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13275 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13276 for accessing the refs.
13277 (try_fwprop_subst): Likewise.
13278 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13279 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13280 for accessing the refs.
13281 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13282 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13283 to look at the insn refs.
13284 (record_uses): Likewise.
13285 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13287 (mark_artificial_uses): Don't mark_insn for artificial refs.
13288 (mark_reg_rependencies): Likewise.
13290 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13292 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13294 * configure: Regenerate.
13296 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13298 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13299 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13300 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13302 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13304 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13305 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13306 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13308 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13310 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13311 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13312 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13314 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13316 * tree-ssa-sccvn.c: Fix format of comments.
13318 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13320 * cgraph.c: Remove unneeded forward declarations of eq_node()
13323 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13325 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13327 (see_update_relevancy): Likewise.
13328 * fwprop.c (try_fwprop_subst): Likewise.
13329 * rtlanal.c (noop_move_p): Likewise.
13330 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13331 notes to non-existing libcall blocks.
13332 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13334 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13335 (dead_libcall_p): Remove.
13336 (delete_trivially_dead_insns): Don't use it.
13337 * web.c (union_defs): Remove comment about keeping nops.
13338 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13339 (compute_hash_table_work): Don't track libcall notes.
13340 (do_local_cprop): Don't take libcall pointers. Don't update
13342 (adjust_libcall_notes): Deleted.
13343 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13344 ever have existed in the first place).
13345 (replace_store_insn): Don't try to remove libcall notes.
13346 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13347 (resolve_reg_notes): Don't call them.
13348 (resolve_simple_move): Likewise.
13349 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13350 Don't remove REG_RETVAL notes.
13351 * emit-rtl.c (try_split): Don't update libcall notes.
13352 (emit_copy_of_insn_after): Dito.
13353 * cselib.c (cselib_current_insn_in_libcall): Remove.
13354 (cselib_process_insn): Don't set/clear it.
13355 (new_elt_loc_list): Don't record it.
13356 (cselib_init): Don't initialize it.
13357 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13358 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13360 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13361 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13362 (init_deps): Don't initialize it.
13363 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13364 * combine.c (delete_noop_moves): Don't update libcall notes.
13365 (can_combine_p): Remove now pointless #if 0 block.
13366 (try_combine): Remove another obsolete #if 0 block.
13367 (distribute_notes): Don't distribute libcall notes.
13368 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13369 * dce.c (libcall_dead_p): Remove.
13370 (delete_unmarked_insns): Don't handle libcall blocks.
13371 (preserve_libcall_for_dce): Remove.
13372 (prescan_insns_for_dce): Don't special-case libcall block insns.
13373 * reload1 (reload): Don't handle libcall notes.
13374 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13377 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13379 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13380 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13381 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13383 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13385 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13386 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13387 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13389 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13391 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13393 2008-06-16 Ira Rosen <irar@il.ibm.com>
13395 PR tree-optimization/36493
13396 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13397 the arguments list. Use VECTYPE to create vector pointer.
13398 (vectorizable_store): Fail if accesses through a pointer to vectype
13399 do not alias the original memory reference operands.
13400 Call vect_create_data_ref_ptr without the removed argument.
13401 (vectorizable_load): Likewise.
13402 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13405 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13408 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13409 reg_equiv_constant.
13411 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13413 * config/mips/loongson2ef.md: New file.
13414 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13415 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13416 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13417 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13418 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13420 (loongson2ef.md): New include.
13421 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13422 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13423 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13424 (loongson_gt_<mode>, loongson_extract_halfword)
13425 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13426 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13427 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13428 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
13429 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
13430 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
13431 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
13432 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
13433 (vec_interleave_low<mode>): Define type attribute.
13434 * config/mips/mips.c (mips_ls2): New static variable.
13435 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
13436 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
13437 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
13438 Implement target scheduling hooks.
13439 (mips_multipass_dfa_lookahead): Update to handle tuning for
13441 (mips_sched_init): Initialize data for Loongson scheduling.
13442 (mips_ls2_variable_issue): New static function.
13443 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
13445 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
13446 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
13447 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
13448 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
13449 Handle ST Loongson 2E/2F cores.
13450 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
13452 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13454 * omp-low.c (extract_omp_for_data): Fix comment typo.
13457 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13459 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
13460 FIXME note about gcc/config.guess.
13461 * doc/options.texi (Option file format): Remove non-ASCII bytes.
13462 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
13463 * doc/cppopts.texi: Likewise.
13464 * doc/extend.texi: Likewise.
13465 * doc/gcc.texi: Likewise.
13466 * doc/gccint.texi: Likewise.
13467 * doc/gcov.texi: Likewise.
13468 * doc/gty.texi: Likewise.
13469 * doc/hostconfig.texi: Likewise.
13470 * doc/install.texi: Likewise.
13471 * doc/invoke.texi: Likewise.
13472 * doc/loop.texi: Likewise.
13473 * doc/makefile.texi: Likewise.
13474 * doc/md.texi: Likewise.
13475 * doc/passes.texi: Likewise.
13476 * doc/tm.texi: Likewise.
13477 * doc/tree-ssa.texi: Likewise.
13478 * doc/trouble.texi: Likewise.
13480 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
13481 Nathan Sidwell <nathan@codesourcery.com>
13482 Maxim Kuvyrkov <maxim@codesourcery.com>
13483 Richard Sandiford <rdsandiford@googlemail.com>
13485 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
13486 * config/mips/mips-protos.h (mips_expand_vector_init): New.
13487 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
13489 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
13490 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
13491 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
13493 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
13494 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
13495 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
13496 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
13497 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
13498 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
13499 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
13500 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
13501 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
13502 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
13503 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
13504 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
13505 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
13506 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
13507 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
13508 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
13509 (mips_builtins): Add Loongson builtins.
13510 (mips_loongson_2ef_bdesc): New.
13511 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
13512 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
13513 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
13514 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
13516 (mips_expand_vector_init): New.
13517 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
13518 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
13520 * config/mips/mips.md: Add unspec numbers for Loongson
13521 builtins. Include loongson.md.
13522 (MOVE64): Include Loongson vector modes.
13523 (SPLITF): Include Loongson vector modes.
13524 (HALFMODE): Handle Loongson vector modes.
13525 * config/mips/loongson.md: New.
13526 * config/mips/loongson.h: New.
13527 * config.gcc: Add loongson.h header for mips*-*-* targets.
13528 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
13530 2008-06-14 Joseph Myers <joseph@codesourcery.com>
13532 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
13533 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
13534 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
13535 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
13536 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
13537 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
13538 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
13539 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
13540 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
13541 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
13542 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
13543 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
13544 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
13545 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
13546 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
13547 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
13548 Remove use_fixproto=yes.
13549 (ia64*-*-hpux*): Remove comment about using fixproto.
13550 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
13552 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13554 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
13556 * configure: Regenerate.
13558 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
13560 PR middle-end/36520
13561 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
13562 before evaluating it.
13564 2008-06-13 Jakub Jelinek <jakub@redhat.com>
13567 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
13568 nested inline functions.
13569 (start_decl, start_function): Don't invert DECL_EXTERNAL
13570 for nested inline functions.
13572 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13574 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
13575 splits that must be made for correctness.
13577 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13579 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
13580 (AVAIL_NON_MIPS16): Likewise.
13581 (mips_builtin_description): Replace target_flags with a predicate.
13582 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
13583 (dspr2_32): New availability predicates.
13584 (MIPS_BUILTIN): New macro.
13585 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
13586 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
13587 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
13588 Replace the TARGET_FLAGS parameters with AVAIL parameters.
13589 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
13590 (mips_dsp_32only_bdesc): Merge into...
13591 (mips_builtins): ...this new array.
13592 (mips_bdesc_map, mips_bdesc_arrays): Delete.
13593 (mips_init_builtins): Update after above changes.
13594 (mips_expand_builtin_1): Merge into...
13595 (mips_expand_builtin): ...here and update after above changes.
13597 2008-06-12 Paul Brook <paul@codesourcery.com>
13599 * longlong.h (__arm__): Define count_leading_zeros.
13600 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
13601 (clzsi2, clzdi2): New functions.
13602 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
13603 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
13604 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
13605 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
13606 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
13607 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
13608 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
13609 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
13610 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
13611 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
13613 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
13615 * config/m68k/m68k.c (m68k_tune_flags): New.
13616 (override_options): Compute m68k_tune_flags.
13617 (MULL_COST, MULW_COST): Update for various variants of CFV2.
13618 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
13620 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13622 PR middle-end/36506
13623 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
13625 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13627 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
13628 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
13630 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13632 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
13633 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
13635 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13637 PR middle-end/36506
13638 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
13641 2008-06-12 Richard Guenther <rguenther@suse.de>
13643 PR tree-optimization/36345
13644 * tree-flow.h (struct ptr_info_def): Align escape_mask,
13645 add memory_tag_needed flag.
13646 (may_alias_p): Declare.
13647 * tree-ssa-alias.c (may_alias_p): Export.
13648 (set_initial_properties): Use memory_tag_needed flag.
13649 (update_reference_counts): Likewise.
13650 (reset_alias_info): Reset memory_tag_needed flag.
13651 (create_name_tags): Check memory_tag_needed flag.
13652 (dump_points_to_info_for): Dump it.
13653 * tree-ssa-structalias.c (struct variable_info): Remove
13654 directly_dereferenced flag.
13655 (new_var_info): Do not initialize it.
13656 (process_constraint_1): Do not set it.
13657 (update_alias_info): Set is_dereferenced flag.
13658 (set_uids_in_ptset): Use may_alias_p.
13659 (set_used_smts): Check memory_tag_needed flag.
13660 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
13661 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
13662 memory_tag_needed flag.
13663 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
13664 from broken design.
13666 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
13668 * config/i386/i386.c (ix86_compute_frame_layout): Disable
13669 red zone for w64 abi.
13670 (ix86_expand_prologue): Likewise.
13671 (ix86_force_to_memory): Likewise.
13672 (ix86_free_from_memory): Likewise.
13674 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
13677 * config/rs6000/rs6000.c (rs6000_override_options): Set
13678 rs6000_isel conditionally to the absence of comand line override.
13679 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13680 Remove duplicate rs6000_isel setting.
13681 * config/rs6000/eabispe.h: Ditto.
13683 2008-06-11 Richard Guenther <rguenther@suse.de>
13685 * alias.c (get_alias_set): Use the element alias-set for arrays.
13686 (record_component_aliases): For arrays and vectors do nothing.
13687 * c-common.c (strict_aliasing_warning): Handle the cases
13688 of alias set zero explicitly.
13689 * Makefile.in (dfp.o-warn): Add -Wno-error.
13691 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13693 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
13695 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
13696 tune_32 tune_64 to supported_defaults. Allow values not
13697 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
13698 x86_64. Do not override cpu_32 or cpu_64 values from target name.
13699 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
13700 with_cpu_64 to generic for 64-bit-supporting configurations, not
13701 with_cpu. Remove FIXMEs.
13702 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
13703 --with-arch-64, --with-tune-32, --with-tune-64): Document.
13704 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
13705 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
13706 arch_32 and arch_64.
13708 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
13709 Olivier Hainque <hainque@adacore.com>
13711 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
13712 Use DECL_SIZE_UNIT to retrieve the size of the field.
13714 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13716 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
13717 with function calls after declarations. Lay out
13718 neon_float_type_node before further use.
13720 2008-06-11 Richard Guenther <rguenther@suse.de>
13722 * tree-flow.h (may_point_to_global_var): Declare.
13723 * tree-ssa-alias.c (may_point_to_global_var): New function.
13724 * tree-ssa-sink.c (is_hidden_global_store): Use it.
13726 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
13728 * configure.ac: Teach that fido supports .debug_line.
13729 * configure: Regenerate.
13731 2008-06-10 Tom Tromey <tromey@redhat.com>
13733 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
13736 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13738 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
13739 (encode_decimal64, decode_decimal64, encode_decimal128,
13740 decode_decimal128): Reverse order of 32-bit parts of value if host
13741 and target endianness differ.
13743 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
13745 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
13746 Avoid division by 0.
13747 (tree_mod_pow2_value_transform): Likewise.
13748 (tree_ic_transform): Likewise.
13749 (tree_stringops_transform): Likewise.
13750 (tree_mod_subtract_transform): Likewise.
13751 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
13752 (copy_edges_for_bb): Likewise.
13753 (initialize_cfun): Likewise.
13755 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13757 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
13758 nonmemory_operand. Add "N" operand constraint.
13760 (*jcc_btdi_mask_rex64): New instruction and split pattern.
13761 (*jcc_btsi_mask): Ditto.
13762 (*jcc_btsi_mask_1): Ditto.
13764 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13766 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
13767 TYPE_CANONICAL for copied element type.
13769 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13772 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
13773 Add m_CORE2 and m_GENERIC.
13774 * config/i386/predicates.md (bt_comparison_operator): New predicate.
13775 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
13777 (*jcc_btdi_rex64): New instruction and split pattern.
13778 (*jcc_btsi): Ditto.
13779 (*jcc_btsi_1): Ditto.
13780 (*btsq): Fix Intel asm dialect operand order.
13784 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
13786 PR middle-end/36447
13787 * simplify-rtx.c (simplify_subreg): Add check for shift count
13790 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
13792 * doc/md.texi: Synchronize with later constraints.md change.
13793 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
13794 with a C implementation.
13795 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
13797 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
13798 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
13799 when moving to and from MD_REGNUM.
13800 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
13801 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
13802 Handle byte and halfword moves.
13803 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
13805 * config/mips/constraints.md (h): Turn into NO_REGS.
13806 (l, x): Update documentation.
13807 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
13808 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
13809 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
13810 (HILO): New mode iterator.
13812 (any_div): New code iterator.
13813 (u): Extend code attribute to div and udiv.
13814 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
13815 d_operand in the splitters. Remove redundant CONST_INT checks.
13816 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
13817 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
13818 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
13819 accordingly, using normal moves instead of unspecs to move LO into
13820 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
13821 (<u>mulsidi3): Handle expansion in C code.
13822 (<u>mulsidi3_32bit_internal): Rename to...
13823 (<u>mulsidi3_32bit): ...this.
13824 (<u>mulsidi3_32bit_r4000): Fix insn separator.
13825 (*<u>mulsidi3_64bit): Rename to...
13826 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
13827 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
13828 to set LO and HI to the multiplication result. Use a normal move
13829 for MFLO and an unspec for MFHI.
13830 (*<u>mulsidi3_64bit_parts): Replace with...
13831 (<u>mulsidi3_64bit_hilo): ...this new instruction.
13832 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
13833 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
13834 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
13835 instead of HI. Split the instruction into a separate multiplication
13836 and MFHI if !TARGET_FIX_R4000.
13837 (<su>muldi3_highpart): Likewise.
13838 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
13839 and the "=h" clobber.
13840 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
13841 (<u>mulditi3): New expander.
13842 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
13843 (madsi): Remove "=h" clobber.
13844 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
13845 Force the modulus result to be a GPR and split the instruction into
13846 a division followed by an MFHI after reload.
13847 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
13848 (*lea_high64): Use d_operand in the define_peephole2. Likewise
13849 the MIPS16 HIGH define_split.
13850 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
13851 of acc<->gpr moves to "multi".
13852 (*movdi_64bit): Replace the single "x" alternative with
13853 alternatives for moving into and out of "a".
13854 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
13855 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
13856 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
13857 Use d_operand in the splitters. Remove redundant CONST_INT checks.
13858 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
13859 (movti): New expander.
13860 (*movti, *movti_mips16): New insns.
13861 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
13862 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
13863 (mthi<GPR:mode>_<HILO:mode>): Likewise.
13864 * config/mips/predicates.md (fpr_operand): Delete.
13865 (d_operand): New predicate.
13867 2008-06-09 Michael Meissner <michael.meissner@amd.com>
13869 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
13870 failure on some Bourne shells.
13871 (x86_64-*-*): Ditto.
13873 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
13875 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
13877 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13879 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
13880 (sparc-sun-solaris2*): Likewise.
13882 2008-06-09 Arnaud Charlet <charlet@adacore.com
13884 * doc/install.texi: Update requirements to build the Ada compiler.
13886 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
13888 * df-scan.c (struct df_scan_problem_data): Remove the
13889 mw_link_pool alloc pool.
13890 (df_scan_free_internal): Don't free it.
13891 (df_scan_alloc): Don't allocate it.
13892 * df.h (struct df_link): Update comment.
13894 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
13896 * except.h: Correct checks for when SJLJ exceptions must be used.
13898 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13900 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
13903 2008-06-08 Joseph Myers <joseph@codesourcery.com>
13905 PR tree-optimization/36218
13906 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
13907 configure for the build system.
13908 (BUILD_LDFLAGS): Define.
13909 * configure: Regenerate.
13910 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
13912 2008-07-08 Anatoly Sokolov <aesok@post.ru>
13915 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
13916 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
13917 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
13919 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
13921 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
13923 2008-06-07 Joseph Myers <joseph@codesourcery.com>
13925 * config.gcc (Obsolete configurations): Remove list of
13927 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
13928 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
13929 targets matched by those patterns.
13930 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
13931 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
13932 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
13933 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
13934 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13935 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
13936 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
13937 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
13938 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
13939 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
13940 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
13941 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
13942 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
13943 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
13944 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
13945 Make code for Solaris 7 and greater unconditional for Solaris.
13946 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
13947 Remove --with-* handling.
13948 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
13949 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
13950 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
13951 LINK_OS_WINDISS_SPEC): Remove.
13952 * config/rs6000/sysv4.opt (mwindiss): Remove.
13953 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
13954 * configure: Regenerate.
13955 * doc/cpp.texi: Don't mention BeOS.
13956 * doc/extend.texi (interrupt): Don't mention MS1.
13957 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
13958 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
13959 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
13960 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
13961 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
13963 * doc/invoke.texi (MT Options): Remove.
13964 (-mwindiss): Remove.
13965 (CRIS Options): Remove cris-axis-aout references.
13966 (HPPA Options): Don't mention hppa1.1-*-pro.
13967 * doc/md.texi: (MorphoTech family): Remove.
13968 * libgcc2.c: Don't handle UWIN.
13969 * config/alpha/t-unicosmk: Remove.
13970 * config/alpha/unicosmk.h: Remove.
13971 * config/arm/kaos-arm.h: Remove.
13972 * config/arm/kaos-strongarm.h: Remove.
13973 * config/arm/strongarm-coff.h: Remove.
13974 * config/arm/strongarm-elf.h: Remove.
13975 * config/arm/strongarm-pe.h: Remove.
13976 * config/arm/t-strongarm-pe: Remove.
13977 * config/arm/t-xscale-coff: Remove.
13978 * config/arm/t-xscale-elf: Remove.
13979 * config/arm/xscale-coff.h: Remove.
13980 * config/arm/xscale-elf.h: Remove.
13981 * config/chorus.h: Remove.
13982 * config/cris/aout.h: Remove.
13983 * config/cris/aout.opt: Remove.
13984 * config/cris/t-aout: Remove.
13985 * config/i386/beos-elf.h: Remove.
13986 * config/i386/kaos-i386.h: Remove.
13987 * config/i386/ptx4-i.h: Remove.
13988 * config/i386/sco5.h: Remove.
13989 * config/i386/sco5.opt: Remove.
13990 * config/i386/sysv4-cpp.h: Remove.
13991 * config/i386/sysv5.h: Remove.
13992 * config/i386/t-beos: Remove.
13993 * config/i386/t-sco5: Remove.
13994 * config/i386/t-uwin: Remove.
13995 * config/i386/uwin.asm: Remove.
13996 * config/i386/uwin.h: Remove.
13997 * config/kaos.h: Remove.
13998 * config/mips/windiss.h: Remove.
13999 * config/mt: Remove directory.
14000 * config/pa/pa-osf.h: Remove.
14001 * config/pa/pa-pro-end.h: Remove.
14002 * config/pa/t-pro: Remove.
14003 * config/ptx4.h: Remove.
14004 * config/rs6000/beos.h: Remove.
14005 * config/rs6000/kaos-ppc.h: Remove.
14006 * config/rs6000/t-beos: Remove.
14007 * config/rs6000/windiss.h: Remove.
14008 * config/sh/kaos-sh.h: Remove.
14009 * config/sol2-6.h: Remove.
14010 * config/sparc/sol26-sld.h: Remove.
14011 * config/sparc/sysv4-only.h: Remove.
14012 * config/vax/bsd.h: Remove.
14013 * config/vax/t-memfuncs: Remove.
14014 * config/vax/ultrix.h: Remove.
14015 * config/vax/vaxv.h: Remove.
14016 * config/windiss.h: Remove.
14018 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14020 PR rtl-optimization/36438
14021 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14022 for vector shifts with constant scalar shift operands.
14024 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14026 * doc/invoke.texi: Document -march=xlr.
14027 * config/mips/xlr.md: New file.
14028 * config/mips/mips.md: Include it.
14030 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14031 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14032 (mips_rtx_cost_data): Likewise.
14034 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14036 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14037 PRE_INC and PRE_DEC cases.
14039 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14041 PR rtl-optimization/36419
14042 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14043 the emitting jump insn.
14046 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14047 is not bool, boolify the whole *expr_p and convert to the desired type.
14049 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14051 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14052 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14053 Add omp_private_outer_ref hook, add another argument to
14054 omp_clause_default_ctor hook.
14055 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14056 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14057 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14058 hook_tree_tree_tree_tree_null.
14059 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14060 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14061 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14062 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14063 * tree.def (OMP_TASK): New tree code.
14064 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14065 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14066 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14067 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14068 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14069 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14070 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14071 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14072 (OMP_DIRECTIVE_P): Add OMP_TASK.
14073 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14074 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14075 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14076 and OMP_CLAUSE_UNTIED entries.
14077 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14079 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14080 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14081 * tree-pretty-print.c (dump_omp_clause): Handle
14082 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14083 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14084 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14085 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14086 warning about unsigned iterators. Change decl/init/cond/incr
14087 arguments to TREE_VECs, check arguments for all collapsed loops.
14088 (c_finish_omp_taskwait): New function.
14089 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14091 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14092 default_function_array_conversion on init. Add par_clauses argument.
14093 If decl is present in parallel's lastprivate clause, change it to
14094 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14095 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14096 collapse count in clauses.
14097 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14098 c_parser_omp_for_loop callers.
14099 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14100 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14101 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14102 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14104 (c_parser_omp_clause_schedule): Handle schedule(auto).
14105 Include correct location in the error message.
14106 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14107 and PRAGMA_OMP_CLAUSE_UNTIED.
14108 (OMP_TASK_CLAUSE_MASK): Define.
14109 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14110 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14111 * tree-nested.c (convert_nonlocal_omp_clauses,
14112 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14113 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14114 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14115 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14117 (conver_nonlocal_reference, convert_local_reference,
14118 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14119 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14120 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14121 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14122 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14123 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14124 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14125 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14126 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14128 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14129 * c-common.h (c_finish_omp_taskwait): New prototype.
14130 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14131 * tree-parloops.c (create_parallel_loop): Create 1 entry
14132 vectors for OMP_FOR_{INIT,COND,INCR}.
14133 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14134 (make_edges): Handle OMP_TASK.
14135 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14136 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14137 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14138 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14139 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14140 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14141 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14142 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14143 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14144 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14145 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14146 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14147 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14148 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14149 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14150 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14151 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14152 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14153 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14154 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14155 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14156 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14157 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14158 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14159 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14160 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14161 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14162 original iterator is present in lastprivate clause or if
14163 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14164 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14165 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14166 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14167 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14168 if it is set, lookup var in outer contexts too. Handle
14169 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14170 to be implicitly determined firstprivate for task regions.
14171 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14172 if it is set, lookup var in outer contexts too. Set
14173 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14174 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14175 OMP_CLAUSE_UNTIED. Take region_type as last argument
14176 instead of in_parallel and in_combined_parallel.
14177 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14179 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14180 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14181 (new_omp_context): Set default_kind to
14182 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14183 (omp_region_type): New enum.
14184 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14185 fields, add region_type.
14186 (new_omp_context): Take region_type as argument instead of is_parallel
14187 and is_combined_parallel.
14188 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14189 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14190 ctx->is_combined_parallel checks.
14191 (gimplify_omp_task): New function.
14192 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14194 * omp-low.c (extract_omp_for_data): Use schedule(static)
14195 for schedule(auto). Handle pointer and unsigned iterators.
14196 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14197 Add loops argument. Extract data for collapsed OMP_FOR loops.
14198 (expand_parallel_call): Assert sched_kind isn't auto,
14199 map runtime schedule to index 3.
14200 (struct omp_for_data_loop): New type.
14201 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14202 Add loop, loops, collapse and iter_type fields.
14203 (workshare_safe_to_combine_p): Disallow combined for if
14204 iter_type is unsigned long long. Don't combine collapse > 1 loops
14205 unless all bounds and steps are constant. Adjust extract_omp_for_data
14207 (expand_omp_for_generic): Handle pointer, unsigned and long long
14208 iterators. Handle collapsed OMP_FOR loops. Adjust
14209 for struct omp_for_data changes. If libgomp function doesn't return
14210 boolean_type_node, add comparison of the return value with 0.
14211 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14212 pointer, unsigned and long long iterators. Adjust for struct
14213 omp_for_data changes.
14214 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14215 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14216 unsigned long long. Allocate loops array, pass it to
14217 extract_omp_for_data. For collapse > 1 loops use always
14218 expand_omp_for_generic.
14219 (omp_context): Add sfield_map and srecord_type fields.
14220 (is_task_ctx, lookup_sfield): New functions.
14221 (use_pointer_for_field): Use is_task_ctx helper. Change first
14222 argument's type from const_tree to tree. Clarify comment.
14223 In OMP_TASK disallow copy-in/out sharing.
14224 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14225 (install_var_field): Add mask argument. Populate both record_type
14226 and srecord_type if needed.
14227 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14229 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14230 and DECL_FIELD_OFFSET.
14231 (scan_sharing_clauses): Adjust install_var_field callers. For
14232 firstprivate clauses on explicit tasks allocate the var by value in
14233 record_type unconditionally, rather than by reference.
14234 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14235 Use is_taskreg_ctx instead of is_parallel_ctx.
14236 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14237 (create_omp_child_function_name): Add task_copy argument, use
14238 *_omp_cpyfn* names if it is true.
14239 (create_omp_child_function): Add task_copy argument, if true create
14240 *_omp_cpyfn* helper function.
14241 (scan_omp_parallel): Adjust create_omp_child_function callers.
14242 Rename parallel_nesting_level to taskreg_nesting_level.
14243 (scan_omp_task): New function.
14244 (lower_rec_input_clauses): Don't run constructors for firstprivate
14245 explicit task vars which are initialized by *_omp_cpyfn*.
14246 Pass outer var ref to omp_clause_default_ctor hook if
14247 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14248 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14249 OMP_CLAUSE_REDUCTION_INIT.
14250 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14251 avoid duplicate setting of fields. Handle
14252 OMP_CLAUSE_PRIVATE_OUTER_REF.
14253 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14254 copy-out if TREE_READONLY, only copy-in.
14255 (expand_task_copyfn): New function.
14256 (expand_task_call): New function.
14257 (struct omp_taskcopy_context): New type.
14258 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14260 (lower_omp_parallel): Rename to...
14261 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14262 Call create_task_copyfn if srecord_type is needed. Adjust
14264 (task_shared_vars): New variable.
14265 (check_omp_nesting_restrictions): Warn if work-sharing,
14266 barrier, master or ordered region is closely nested inside OMP_TASK.
14267 Add warnings for barrier if closely nested inside of work-sharing,
14268 ordered, or master region.
14269 (scan_omp_1): Call check_omp_nesting_restrictions even for
14270 GOMP_barrier calls. Rename parallel_nesting_level to
14271 taskreg_nesting_level. Handle OMP_TASK.
14272 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14273 work-sharing construct, continue looking for them on parent parallel
14275 (lower_omp_for_lastprivate): Add lastprivate clauses
14276 to the beginning of dlist rather than end. Adjust for struct
14277 omp_for_data changes.
14278 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14279 not after it. Handle collapsed OMP_FOR loops, adjust for
14280 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14281 (get_ws_args_for): Adjust extract_omp_for_data caller.
14282 (scan_omp_for): Handle collapsed OMP_FOR
14283 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14284 (lower_omp_single_simple): If libgomp function doesn't return
14285 boolean_type_node, add comparison of the return value with 0.
14286 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14287 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14288 (parallel_nesting_level): Rename to...
14289 (taskreg_nesting_level): ... this.
14290 (is_taskreg_ctx): New function.
14291 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14292 of is_parallel_ctx.
14293 (execute_lower_omp): Rename parallel_nesting_level to
14294 taskreg_nesting_level.
14295 (expand_omp_parallel): Rename to...
14296 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14297 Call omp_task_call for OMP_TASK regions.
14298 (expand_omp): Adjust caller, handle OMP_TASK.
14299 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14301 * bitmap.c (bitmap_default_obstack_depth): New variable.
14302 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14303 if argument is NULL and bitmap_default_obstack is already initialized.
14304 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14306 * matrix-reorg.c (matrix_reorg): Likewise.
14308 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14310 * config/i386/i386.md (*indirect_jump): Macroize using P
14311 mode iterator. Remove !TARGET_64BIT from insn constraints.
14312 (*tablejump_1): Ditto.
14313 (*indirect_jump_rex64): Remove insn pattern.
14314 (*tablejump_1_rex64): Ditto.
14315 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14316 and eh_return_si insn patterns.
14318 2008-06-06 Richard Guenther <rguenther@suse.de>
14320 * tree-ssa-structalias.c (merge_smts_into): Remove.
14321 (find_what_p_points_to): Do not bother to compute the
14322 points-to set for pt_anything pointers.
14323 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14324 for pt_anything pointers is ok.
14326 2008-06-06 Jan Hubicka <jh@suse.cz>
14328 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14330 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14332 * cgraph.c: Fix typos in comments.
14333 (cgraph_availability_names): Fix string typo.
14334 * fold-const.c: Fix typos in comments.
14335 (fold_binary): Fix typo in warning.
14336 * genautomata.c: Fix typos in comments.
14337 (check_presence_pattern_sets): Fix typo in local variable.
14338 (output_description): Fix typo in output.
14339 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14340 * hwint.h: Likewise.
14341 * matrix-reorg.c (check_allocation_function): Likewise.
14342 * omega.c (smooth_weird_equations): Likewise.
14343 * auto-inc-dec.c: Fix typos in comments.
14344 * bb-reorder.c: Likewise.
14345 * builtins.c: Likewise.
14346 * c-common.c: Likewise.
14347 * c-cppbuiltin.c: Likewise.
14348 * c-parser.c: Likewise.
14349 * c-pretty-print.c: Likewise.
14350 * cfgcleanup.c: Likewise.
14351 * cfgexpand.c: Likewise.
14352 * cfghooks.c: Likewise.
14353 * cfglayout.c: Likewise.
14354 * cfgloopmanip.c: Likewise.
14355 * cgraphunit.c: Likewise.
14356 * coverage.c: Likewise.
14357 * dbxout.c: Likewise.
14358 * df-byte-scan.c: Likewise.
14359 * df-core.c: Likewise.
14360 * df-problems.c: Likewise.
14361 * df-scan.c: Likewise.
14363 * dominance.c: Likewise.
14364 * domwalk.c: Likewise.
14366 * dwarf2out.c: Likewise.
14367 * emit-rtl.c: Likewise.
14368 * et-forest.c: Likewise.
14369 * function.c: Likewise.
14370 * function.h: Likewise.
14372 * gcov-io.c: Likewise.
14373 * gcov.c: Likewise.
14374 * gcse.c: Likewise.
14375 * genattrtab.c: Likewise.
14376 * ggc-page.c: Likewise.
14377 * gimplify.c: Likewise.
14378 * gthr-lynx.h: Likewise.
14379 * haifa-sched.c: Likewise.
14380 * ipa-cp.c: Likewise.
14381 * ipa-inline.c: Likewise.
14382 * ipa-prop.h: Likewise.
14383 * ipa-pure-const.c: Likewise.
14384 * ipa-struct-reorg.c: Likewise.
14385 * ipa-struct-reorg.h: Likewise.
14386 * ipa-type-escape.c: Likewise.
14388 * loop-doloop.c: Likewise.
14389 * mips-tfile.c: Likewise.
14390 * mkmap-flat.awk: Likewise.
14391 * mkmap-symver.awk: Likewise.
14392 * modulo-sched.c: Likewise.
14393 * omp-low.c: Likewise.
14394 * optabs.c: Likewise.
14395 * optabs.h: Likewise.
14396 * opts.c: Likewise.
14397 * passes.c: Likewise.
14398 * postreload-gcse.c: Likewise.
14399 * postreload.c: Likewise.
14400 * predict.c: Likewise.
14401 * pretty-print.h: Likewise.
14402 * profile.c: Likewise.
14403 * protoize.c: Likewise.
14404 * ra-conflict.c: Likewise.
14405 * real.c: Likewise.
14406 * recog.c: Likewise.
14407 * regclass.c: Likewise.
14408 * regs.h: Likewise.
14409 * reload.c: Likewise.
14410 * rtl-error.c: Likewise.
14411 * rtlanal.c: Likewise.
14412 * scan.h: Likewise.
14413 * sched-rgn.c: Likewise.
14415 * stmt.c: Likewise.
14416 * target.h: Likewise.
14417 * tree-dfa.c: Likewise.
14418 * tree-eh.c: Likewise.
14419 * tree-flow-inline.h: Likewise.
14420 * tree-inline.c: Likewise.
14421 * tree-into-ssa.c: Likewise.
14422 * tree-loop-distribution.c: Likewise.
14423 * tree-nested.c: Likewise.
14424 * tree-parloops.c: Likewise.
14425 * tree-pass.h: Likewise.
14426 * tree-pretty-print.c: Likewise.
14427 * tree-profile.c: Likewise.
14428 * tree-scalar-evolution.c: Likewise.
14429 * tree-sra.c: Likewise.
14430 * tree-ssa-alias-warnings.c: Likewise.
14431 * tree-ssa-ccp.c: Likewise.
14432 * tree-ssa-coalesce.c: Likewise.
14433 * tree-ssa-dom.c: Likewise.
14434 * tree-ssa-dse.c: Likewise.
14435 * tree-ssa-forwprop.c: Likewise.
14436 * tree-ssa-live.c: Likewise.
14437 * tree-ssa-live.h: Likewise.
14438 * tree-ssa-loop-im.c: Likewise.
14439 * tree-ssa-loop-ivopts.c: Likewise.
14440 * tree-ssa-loop-niter.c: Likewise.
14441 * tree-ssa-loop-prefetch.c: Likewise.
14442 * tree-ssa-phiopt.c: Likewise.
14443 * tree-ssa-phiprop.c: Likewise.
14444 * tree-ssa-sccvn.c: Likewise.
14445 * tree-ssa-ter.c: Likewise.
14446 * tree-ssa-threadupdate.c: Likewise.
14447 * tree-ssa.c: Likewise.
14448 * tree-vect-analyze.c: Likewise.
14449 * tree-vect-transform.c: Likewise.
14450 * tree-vectorizer.c: Likewise.
14451 * tree-vn.c: Likewise.
14452 * tree-vrp.c: Likewise.
14453 * tree.c: Likewise.
14454 * tree.def: Likewise.
14455 * tree.h: Likewise.
14456 * unwind-dw2-fde.c: Likewise.
14457 * unwind.inc: Likewise.
14458 * value-prof.c: Likewise.
14459 * vmsdbgout.c: Likewise.
14461 2008-06-05 David Edelsohn <edelsohn@gnu.org>
14463 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
14464 always place FP constants in the TOC for TARGET_POWERPC64.
14465 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
14467 2008-06-05 Joseph Myers <joseph@codesourcery.com>
14469 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
14470 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
14471 enable for TARGET_E500_DOUBLE.
14472 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
14473 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
14474 floating-point modes like integer modes for E500 double.
14475 (rs6000_legitimate_offset_address_p): Likewise.
14476 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
14477 addressing for DDmode for E500 double.
14478 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
14479 modes as using 64-bits of registers for E500 double.
14480 (spe_build_register_parallel): Do not handle DDmode or TDmode.
14481 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
14482 specially for E500 double.
14483 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
14484 TDmode for E500 double.
14485 (rs6000_gimplify_va_arg): Only handle SDmode in registers
14486 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
14487 (rs6000_split_multireg_move): Do not handle TDmode specially for
14489 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
14490 using 64-bit registers for E500 double.
14491 (emit_frame_save): Do not handle DDmode specially for E500 double.
14492 (gen_frame_mem_offset): Likewise.
14493 (rs6000_function_value): Do not call spe_build_register_parallel
14494 for DDmode or TDmode.
14495 (rs6000_libcall_value): Likewise.
14496 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
14497 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
14500 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
14502 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
14505 2008-06-04 Junjie Gu <jgu@tensilica.com>
14507 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
14508 comparison for frame pointers.
14510 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14513 * config/avr/avr.h (PUSH_ROUNDING): Remove.
14515 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14518 * builtins.c (expand_builtin_signbit): Don't take lowpart when
14519 register is already smaller or equal to required mode.
14521 2008-06-04 Xinliang David Li <davidxl@google.com>
14523 * tree-call-cdce.c: New file.
14524 (cond_dead_built_in_calls): New static variable.
14525 (input_domain): New struct.
14526 (check_pow): New function.
14527 (check_builtin_call): Ditto.
14528 (check_target_format): Ditto.
14529 (is_call_dce_candidate): Ditto.
14530 (gen_one_condition): Ditto.
14531 (gen_conditions_for_domain): Ditto.
14532 (get_domain): Ditto.
14533 (gen_conditions_for_pow_cst_base): Ditto.
14534 (gen_conditions_for_pow_int_base): Ditto.
14535 (gen_conditions_for_pow): Ditto.
14536 (get_no_error_domain): Ditto.
14537 (gen_shrink_wrap_conditions): Ditto.
14538 (shrink_wrap_one_built_in_call): Ditto.
14539 (shink_wrap_conditional_dead_built_in_calls): Ditto.
14540 (tree_call_cdce): Ditto.
14541 (gate_call_cdce): Ditto.
14542 (pass_call_cdce): New gimple pass.
14543 * passes.c: (init_optimization_passes): New pass.
14544 * tree-pass.h: New pass declaration.
14545 * opts.c (decode_options): New flag setting.
14546 * common.opt: Add -ftree-builtin-call-dce flag.
14547 * Makefile.in: Add new source file.
14548 * tempvar.def: New tv_id.
14549 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
14551 2008-06-04 Richard Guenther <rguenther@suse.de>
14553 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
14554 (is_call_clobbered): Always check var_ann->call_clobbered.
14555 (mark_call_clobbered): Always set var_ann->call_clobbered.
14556 (clear_call_clobbered): Always clear var_ann->call_clobbered.
14557 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
14558 (reset_alias_info): Clear call clobbering info on MTAGs and
14560 (set_pt_anything): Set pt_global_mem.
14561 (create_tag_raw): Adjust comment.
14562 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
14564 2008-06-04 Joseph Myers <joseph@codesourcery.com>
14565 Maxim Kuvyrkov <maxim@codesourcery.com>
14567 * config/m68k/m68k.opt (mxgot): New option.
14568 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
14569 (m68k_output_addr_const_extra): New.
14570 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
14571 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
14572 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
14573 * doc/invoke.texi (M680x0 Options): Document -mxgot.
14575 2008-06-04 Richard Guenther <rguenther@suse.de>
14577 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
14578 negative or non-representable offsets.
14580 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
14582 * config/i386/i386.c (ix86_gen_leave): New.
14583 (ix86_gen_pop1): Likewise.
14584 (ix86_gen_add3): Likewise.
14585 (ix86_gen_sub3): Likewise.
14586 (ix86_gen_sub3_carry): Likewise.
14587 (ix86_gen_one_cmpl2): Likewise.
14588 (ix86_gen_monitor): Likewise.
14589 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
14590 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
14591 ix86_gen_one_cmpl2 and ix86_gen_monitor.
14592 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
14593 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
14594 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
14595 (ix86_expand_epilogue): Updated.
14596 (print_operand): Handle integer register operand for 'z'.
14597 (ix86_expand_strlensi_unroll_1): Likewise.
14598 (ix86_expand_strlen): Likewise.
14599 (ix86_expand_builtin): Likewise.
14600 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
14601 mov{q}/mov{l} and add{q}/add{l}.
14603 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14605 * config/i386/i386.md (P): New mode iterator.
14606 (SFmode push_operand splitter): Macroize DImode and SImode pushes
14607 using P mode iterator.
14608 (DFmode push_operand splitter): Ditto.
14609 (XFmode push_operand splitter): Ditto.
14610 (DFmode float_extend SFmode push_operand splitter): Ditto.
14611 (XFmode float_extend SFmode push_operand splitter): Do not generate
14612 SImode pushes for 64bit target. Macroize Dimode and SImode
14613 pushes using P mode iterator.
14614 (XFmode float_extend DFmode push_operand splitter): Ditto.
14616 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14618 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
14619 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
14620 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
14621 return type to int.
14622 (ix86_call_abi_override): Remove check for call_used_regs.
14624 2008-06-03 Richard Guenther <rguenther@suse.de>
14626 * tree-ssa-structalias.c (find_func_aliases): Add constraints
14627 for the lhs of calls if the return type contains pointers.
14629 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14631 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
14632 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
14633 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
14634 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
14635 of cfun and DEFAULT_ABI to deceide abi mode.
14636 (DEFAULT_ABI): New.
14637 (REG_PARM_STACK_SPACE): Removed.
14638 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
14639 (STACK_BOUNDARY): Use default target to deceide stack boundary.
14640 * config/i386/i386-protos.h (ix86_cfun_abi): New.
14641 (ix86_function_abi): Likewise.
14642 (ix86_function_type_abi): Likewise.
14643 (ix86_call_abi_override): Likewise.
14644 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
14645 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
14646 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
14647 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
14649 (X86_64_REGPARM_MAX): New.
14650 (X86_64_SSE_REGPARM_MAX): New.
14651 (X64_REGPARM_MAX): New.
14652 (X64_SSE_REGPARM_MAX): New.
14653 (X86_32_REGPARM_MAX): New.
14654 (X86_32_SSE_REGPARM_MAX): New.
14655 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
14656 (ix86_function_regparm): Handle user calling abi.
14657 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
14658 by DEFAULT_ABI versus SYSV_ABI check.
14659 (ix86_reg_parm_stack_space): New.
14660 (ix86_function_type_abi): New.
14661 (ix86_call_abi_override): New.
14662 (ix86_function_abi): New.
14663 (ix86_cfun_abi): New.
14664 (init_cumulative_args): Call abi specific initialization.
14665 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
14666 (function_arg_64): Extend SSE_REGPARM_MAX check.
14667 (function_arg (): Remove TARGET_64BIT_MS_ABI.
14668 (ix86_pass_by_reference): Likewise.
14669 (ix86_function_value_regno_p): Likewise.
14670 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
14671 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
14672 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
14673 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
14674 (setup_incoming_varargs_64): Adjust regparm for call abi.
14675 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
14676 (ix86_va_start): Likewise.
14677 (ix86_gimplify_va_arg): Likewise.
14678 (ix86_expand_prologue): Likewise.
14679 (output_pic_addr_const): Likewise.
14680 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
14681 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
14682 (x86_output_mi_thunk): Likewise.
14683 (x86_function_profiler): Likewise.
14684 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
14685 (SYSV_ABI, MS_ABI): New constants.
14686 (DEFAULT_ABI): New.
14687 (init_regs): Add prototype of function in regclass.c file.
14688 (OVERRIDE_ABI_FORMAT): New.
14689 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
14690 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
14691 (OUTGOING_REG_PARM_STACK_SPACE): New.
14692 (ix86_reg_parm_stack_space): New prototype.
14693 (CUMULATIVE_ARGS): Add call_abi member.
14694 (machine_function): Add call_abi member.
14695 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
14696 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
14698 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
14701 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
14702 (avr_builtin_setjmp_frame_value): New function.
14703 * config/avr/avr.md (nonlocal_goto_receiver): Define.
14704 (nonlocal_goto): Define.
14706 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
14708 * config/mips/mips.c (mips_emit_loadgp): Return early if
14709 there is nothing do to, otherwise emit a blockage if
14710 !TARGET_EXPLICIT_RELOCS || crtl->profile.
14711 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
14713 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14715 * configure.ac: Drop unneeded backslash ending up in config.in.
14716 * acinclude.m4: Likewise.
14717 * config.in: Regenerate.
14719 2008-05-26 Jan Hubicka <jh@suse.cz>
14721 * predict.c (maybe_hot_frequency_p): Break out of...
14722 (maybe_hot_bb_p): ... here.
14723 (maybe_hot_edge_p): New.
14724 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
14725 * basic-block.h (maybe_hot_edge_p): Declare.
14727 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14729 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
14730 (*cmpfp_<mode>_cc): Ditto.
14731 (*fp_jcc_8<mode>_387): Ditto.
14732 (*fop_<MODEF:mode>_2_i387): Ditto.
14733 (*fop_<MODEF:mode>_3_i387): Ditto.
14734 (*fop_xf_2_i387): Ditto.
14735 (*fop_xf_3_i387): Ditto.
14737 2008-06-02 Tomas Bily <tbily@suse.cz>
14739 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
14741 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14743 * config/mips/mips.c (mips_valid_offset_p): New function.
14744 (mips_valid_lo_sum_p): Likewise.
14745 (mips_classify_address): Use them.
14746 (mips_force_address): New function.
14747 (mips_legitimize_address): Use it.
14748 * config/mips/mips.md (MOVE128): New mode iterator.
14749 (movtf): Require TARGET_64BIT. Remove empty strings.
14750 (*movtf_internal): Rename to...
14751 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
14752 of "R" and use {,fp}{load,store} attributes instead of "multi".
14753 Use a separate define_split.
14754 (*movtf_mips16): New pattern.
14756 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14758 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
14759 * config/mips/mips.c (mips_expand_before_return): New function.
14760 (mips_expand_epilogue): Call it.
14761 * config/mips/mips.md (return): Turn into a define_expand.
14762 (*return): New insn.
14764 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14766 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
14767 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
14768 functions. Do not emit uses and clobbers of CONCATs; individually
14769 use and clobber their operands.
14770 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
14771 gen_clobber, emit_use and gen_use.
14772 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
14773 (expand_builtin_return): Likewise.
14774 * cfgbuild.c (count_basic_blocks): Likewise.
14775 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
14776 * explow.c (emit_stack_restore): Likewise.
14777 * expmed.c (extract_bit_field_1): Likewise.
14778 * expr.c (convert_move, emit_move_complex_parts): Likewise.
14779 (emit_move_multi_word, store_constructor): Likewise.
14780 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
14781 (thread_prologue_and_epilogue_insns): Likewise.
14782 * lower-subreg.c (resolve_simple_move): Likewise.
14783 * optabs.c (widen_operand, expand_binop): Likewise.
14784 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
14785 * reload.c (find_reloads): Likewise.
14786 * reload1.c (eliminate_regs_in_insn): Likewise.
14787 * stmt.c (expand_nl_goto_receiver): Likewise.
14788 * config/alpha/alpha.md (builtin_longjmp): Likewise.
14789 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
14790 * config/arm/arm.c (arm_load_pic_register): Likewise.
14791 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
14792 * config/arm/arm.md (untyped_return): Likewise.
14793 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
14794 * config/avr/avr.c (expand_prologue): Likewise.
14795 * config/bfin/bfin.c (do_unlink): Likewise.
14796 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
14797 * config/cris/cris.c (cris_expand_prologue): Likewise.
14798 * config/darwin.c (machopic_indirect_data_reference): Likewise.
14799 (machopic_legitimize_pic_address): Likewise.
14800 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
14801 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
14802 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
14803 (ix86_expand_convert_uns_didf_sse): Likewise.
14804 (ix86_expand_vector_init_general): Likewise.
14805 * config/ia64/ia64.md (eh_epilogue): Likewise.
14806 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
14807 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
14808 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
14809 (config/iq2000/iq2000.c): Likewise.
14810 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
14811 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
14812 (builtin_longjmp): Likewise.
14813 * config/mn10300/mn10300.md (call, call_value): Likewise.
14814 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
14815 * config/pdp11/pdp11.md (abshi2): Likewise.
14816 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14817 * config/s390/s390.c (s390_emit_prologue): Likewise.
14818 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
14819 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
14820 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
14821 * config/sh/sh.c (prepare_move_operands): Likewise.
14822 (output_stack_adjust, sh_expand_epilogue): Likewise.
14823 (sh_set_return_address, sh_expand_t_scc): Likewise.
14824 * config/sparc/sparc.c (load_pic_register): Likewise.
14825 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
14826 * config/spu/spu.c (spu_expand_epilogue): Likewise.
14827 * config/v850/v850.c (expand_epilogue): Likewise.
14829 2008-05-31 Anatoly Sokolov <aesok@post.ru>
14831 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
14832 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
14833 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
14834 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
14835 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
14836 stack pointer register.
14837 (output_movhi): Remove code for interrupt specific writing to the
14838 stack pointer register.
14840 2008-05-31 Richard Guenther <rguenther@suse.de>
14842 PR tree-optimization/34244
14843 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
14844 (tree_expr_nonzero_warnv_p): Likewise.
14845 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14846 ssa_name_nonnegative_p.
14847 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
14848 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
14849 not tree_expr_nonzero_warnv_p.
14851 PR tree-optimization/36262
14853 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
14855 PR tree-optimization/34244
14856 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
14857 (record_numbers_of_iterations): New function.
14858 (execute_vrp): Cache the numbers of iterations of loops.
14859 * tree-scalar-evolution.c (scev_reset_except_niters):
14861 (scev_reset): Use scev_reset_except_niters.
14862 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
14864 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
14866 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
14867 __WORKAROUND_RETS when appropriate.
14869 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14871 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
14872 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
14874 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
14875 *fop_df_comm_sse insn patterns using MODEF mode iterator.
14876 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
14877 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
14878 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
14879 *fop_df_1_mixed insn patterns using MODEF mode iterator.
14880 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
14881 *fop_df_1_sse insn patterns using MODEF mode iterator.
14882 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
14883 *fop_df_1_i387 insn patterns using MODEF mode iterator.
14884 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
14885 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
14886 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
14887 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
14888 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
14889 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
14890 (*fop_xf_4_i387): Use <MODE> for mode attribute.
14891 (*fop_xf_5_i387): Ditto.
14892 (*fop_xf_6_i387): Ditto.
14894 2008-05-30 Richard Guenther <rguenther@suse.de>
14896 * builtins.c (build_string_literal): Avoid generating
14897 a non-gimple_val result.
14899 2008-05-30 DJ Delorie <dj@redhat.com>
14901 * exec-tool.in: Use an environment variable (private) instead of a
14902 file (shared) as a semaphore, so as to not break parallel builds.
14904 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14906 * optabs.c (maybe_encapsulate_block): Remove.
14907 (emit_libcall_block): Adjust accordingly.
14908 * optabs.h (maybe_encapsulate_block): Remove prototype.
14910 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
14911 Don't use maybe_encapsulate_block.
14913 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14915 * config/rs6000/rs6000.c (rs6000_legitimize_address,
14916 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
14917 rtx is a SYMBOL_REF before calling get_pool_constant.
14919 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
14921 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
14923 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
14925 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
14926 rather than OS names to choose INO_T_EQ definition.
14927 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
14928 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
14930 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
14933 * config/darwin-f.c: New.
14934 * config/t-darwin: Added rule to build darwin-f.o.
14935 * config.gcc: Defined new variable, fortran_target_objs.
14936 (*-*-darwin*): Set fortran_target_objs.
14937 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
14938 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
14939 * configure: Regenerated.
14941 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
14944 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
14945 canonical type if needed.
14947 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
14949 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
14951 2008-05-29 Richard Guenther <rguenther@suse.de>
14953 PR tree-optimization/36343
14954 PR tree-optimization/36346
14955 PR tree-optimization/36347
14956 * tree-flow.h (clobber_what_p_points_to): Declare.
14957 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
14958 pointed-to variable is dereferenced is irrelevant to whether
14959 the pointer can access the pointed-to variable.
14960 (clobber_what_p_points_to): New function.
14961 * tree-ssa-alias.c (set_initial_properties): Use it.
14962 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
14963 call clobber check for NMTs.
14965 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14967 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
14968 for printing gcov_type.
14970 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14972 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
14973 and the eh region information.
14974 * value-prof.c (gimple_move_stmt_histograms): New function.
14975 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
14977 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
14979 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
14981 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14983 * value-prof.c (tree_ic_transform): Print counts.
14984 * tree-profile.c (tree_gen_ic_func_profiler):
14985 Clear __gcov_indreict_call_callee variable to avoid misattribution
14988 2008-05-28 Rafael EspÃndola <espindola@google.com>
14990 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
14993 2008-05-28 Richard Guenther <rguenther@suse.de>
14995 PR tree-optimization/36339
14996 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
14997 and clobbering code out of the loop.
14999 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15001 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15004 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15005 s390_contiguous_bitmask_p, s390_symref_operand_p,
15006 s390_check_symref_alignment, s390_reload_larl_operand,
15007 s390_reload_symref_address): New functions.
15008 (s390_branch_condition_mnemonic): Support compare and branch
15010 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15011 and 'W' constraints.
15012 (s390_secondary_reload): Add secondary reloads for unaligned
15013 symbol refs or symbol refs to floating point or QI/TI mode
15015 (legitimate_address_p): Accept symbol references as addresses.
15016 (s390_expand_insv): Use rotate and insert selected bits
15017 instruction for insv when building for z10.
15018 (print_operand_address): Handle symbol ref addresses.
15019 (print_operand): Output modifier 'c' added for signed byte values.
15020 (s390_encode_section_info): Mark symbol refs with
15021 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15023 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15024 (length attribute): RRF, RRR have 4 byte length.
15025 (FPALL, INTALL): New mode iterators added.
15026 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15027 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15028 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15029 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15030 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15031 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15032 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15033 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15035 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15036 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15037 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15038 reload<INTALL:mode><P:mode>_toreg_z10,
15039 reload<FPALL:mode><P:mode>_tomem_z10,
15040 reload<FPALL:mode><P:mode>_toreg_z10,
15041 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15042 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15043 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15044 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15046 (movmem, clrmem, cmpmem): New splitters added.
15048 * config/s390/predicates.md (larl_operand): Use
15049 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15050 SYMBOL_REF_ALIGN1_P.
15051 (s390_signed_integer_comparison,
15052 s390_unsigned_integer_comparison): New predicates.
15054 * config/s390/s390-protos.h (s390_check_symref_alignment,
15055 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15056 s390_reload_symref_address,
15057 s390_compare_and_branch_condition_mask): Prototypes added.
15059 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15060 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15061 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15063 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15065 * config/s390/s390.c (z10_cost): New cost function for z10.
15066 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15067 (s390_issue_rate): Adjust issue rate for z10.
15068 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15069 (processor_flags): Add PF_Z10.
15070 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15071 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15072 * gcc/config.gcc: Add z10.
15074 2008-05-28 Richard Guenther <rguenther@suse.de>
15076 PR tree-optimization/36291
15077 * tree-flow. h (struct gimple_df): Remove var_anns member.
15078 * tree-flow-inline.h (gimple_var_anns): Remove.
15079 (var_ann): Simplify.
15080 * tree-dfa.c (create_var_ann): Simplify.
15081 (remove_referenced_var): Clear alias info from var_anns of globals.
15082 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15083 (delete_tree_ssa): Clear alias info from var_anns of globals.
15084 Do not free var_anns.
15085 (var_ann_eq): Remove.
15086 (var_ann_hash): Likewise.
15088 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15090 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15091 and loongson2f entries.
15092 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15093 * config/mips/mips.h (processor_type): Add Loongson-2E
15094 and Loongson-2F entries.
15095 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15096 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15097 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15098 * doc/invoke.texi (MIPS Options): Document loongson2e
15099 and loongson2f processor names.
15101 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15105 * config/i386/i386.c (ix86_function_arg_boundary): Use
15106 alignment of canonical type.
15107 (ix86_expand_vector_move): Check unaligned memory access for
15110 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15112 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15113 Moved to the front of file.
15115 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15116 H.J. Lu <hongjiu.lu@intel.com>
15118 * dwarf2out.c (current_fde): New.
15120 (lookup_cfa:): Likewise.
15121 (dwarf2out_end_epilogue): Likewise.
15122 (dwarf2out_note_section_used): Likewise.
15124 2008-05-27 Michael Matz <matz@suse.de>
15127 * c.opt (Wenum-compare): New warning option.
15128 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15130 2008-05-27 Michael Matz <matz@suse.de>
15132 PR middle-end/36326
15133 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15135 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15136 into memory as tail calls.
15138 2008-05-27 Richard Guenther <rguenther@suse.de>
15140 PR tree-optimization/36339
15141 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15142 pointers cause all addressable variables to be call clobbered.
15144 2008-05-27 Richard Guenther <rguenther@suse.de>
15146 PR tree-optimization/36245
15147 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15149 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15151 * config/s390/s390.md: Replace all occurences of the 'm'
15152 constraint with 'RT'.
15154 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15156 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15158 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15160 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15161 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15162 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15164 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15166 * reload.c: (find_reloads): Skip alternatives according to the
15167 "enabled" attribute. Constify the constraint variable.
15168 * recog.c (get_attr_enabled): Add default implementation.
15169 (extract_insn): Set the alternative_enabled_p array
15170 in the recog_data struct.
15171 (preprocess_constraints, constrain_operands): Skip
15172 alternatives according to the "enabled" attribute
15173 * recog.h (struct recog_data): New field alternative_enabled_p.
15174 (skip_alternative): New inline function.
15175 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15176 (record_reg_classes): Skip alternative according to the
15177 "enabled" attribute.
15179 * doc/md.texi: Add documention for the "enabled" attribute.
15181 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15183 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15184 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15185 constraint with TARGET_MEM_CONSTRAINT.
15186 * recog.c (asm_operand_ok, preprocess_constraints,
15187 constrain_operands): Likewise.
15188 * regclass.c (record_reg_classes): Likewise.
15189 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15190 * reload1.c (maybe_fix_stack_asms): Likewise.
15191 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15192 * recog.h: Adjust comment.
15193 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15194 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15195 * doc/md.texi: Add a note to description of 'm' constraint.
15196 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15198 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15200 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15201 that the bitfield is of integral type before testing its precision.
15203 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15204 Sa Liu <saliu@de.ibm.com>
15206 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15207 __modti3, __udivti3, __umodti3 and __udivmodti4.
15208 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15209 that implement TImode mul and div functions.
15210 * config/spu/multi3.c: New. Implement __multi3.
15211 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15212 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15215 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15217 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15218 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15219 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15220 tls_sysv_suffix): New mode and mode attribute iterators.
15221 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15222 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15223 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15224 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15225 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15228 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15230 PR tree-optimization/36329
15231 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15232 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15233 * cgraphbuild.c (initialize_inline_failed): Use the latter
15234 macro in lieu of the former.
15235 * ipa-inline.c (cgraph_mark_inline): Likewise.
15236 (cgraph_decide_inlining_of_small_function): Likewise.
15237 (cgraph_decide_inlining): Likewise.
15238 (cgraph_decide_inlining_incrementally): Likewise.
15240 2008-05-26 Tristan Gingold <gingold@adacore.com>
15241 Anatoly Sokolov <aesok@post.ru>
15243 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15244 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15245 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15246 optimization for 'avr6' architecture.
15248 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15251 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15253 2008-05-26 Richard Guenther <rguenther@suse.de>
15255 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15256 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15258 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15260 PR middle-end/36253
15261 * caller-save.c (insert_restore): Verify alignment of spill space.
15262 (insert_save): Likewise.
15263 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15264 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15265 (STACK_SLOT_ALIGNMENT): Likewise.
15266 * function.c (LOCAL_ALIGNMENT): Removed.
15267 (get_stack_local_alignment): New.
15268 (assign_stack_local): Use it. Set alignment on stack slot.
15269 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15270 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15271 (STACK_SLOT_ALIGNMENT): New.
15272 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15273 stack slot in XFmode.
15275 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15277 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15280 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15281 argument operand in rax isn't removed.
15283 2008-05-26 Richard Guenther <rguenther@suse.de>
15285 PR middle-end/36300
15286 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15287 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15289 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15292 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15294 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15296 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15297 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15299 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15301 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15302 build a trampoline if we don't want one.
15303 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15304 return zero for nested functions if we don't want a trampoline.
15306 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15308 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15310 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15313 * c.opt: Removed undocumented option '-lang-fortran'.
15314 * c-common.h: Removed global variable 'lang_fortran'.
15315 * c-opts.c (c_common_handle_option): Removed code to handle
15316 option '-lang-fortran'. Updated includes.
15317 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15318 definition of '__GFORTRAN__'.
15319 (define__GNUC__): Reimplemented to use BASEVER and
15320 cpp_define_formatted.
15321 (builtin_define_with_value_n): Removed.
15322 * c-incpath.h: Renamed to ...
15323 * incpath.h: ... this.
15324 * c-incpath.c: Renamed to ...
15325 * incpath.c: ... this. Updated includes.
15326 * fix-header.c: Updated includes.
15327 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15328 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15329 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15331 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15333 * tree.h: Update the table of flags used on tree nodes.
15334 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15335 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15336 (FORCED_LABEL): Add access check.
15337 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15338 (ASM_INPUT_P): Likewise.
15339 (ASM_VOLATILE_P): Likewise.
15340 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15341 (OMP_SECTION_LAST): Access private_flag directly.
15342 (OMP_RETURN_NOWAIT): Likewise.
15343 (OMP_PARALLEL_COMBINED): Likewise.
15344 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15345 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15346 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15347 deprecated_flag directly.
15349 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15351 * final.c (frame_pointer_needed): Removed.
15352 * flags.h (frame_pointer_needed): Likewise.
15354 * function.h (rtl_data): Add frame_pointer_needed.
15355 (frame_pointer_needed): New.
15357 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15359 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15361 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15363 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15366 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15368 * c-common.c (strip_array_types): Move function to..
15370 (get_inner_array_type): Delete.
15371 * c-common.h (strip_array_types): Move declaration to..
15373 (get_inner_array_type): Delete.
15374 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15375 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15376 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15377 * config/pa/pa.c (emit_move_sequence): Likewise.
15379 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15381 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15384 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15386 * function.c: Include target hook for nonlocal_goto frame value.
15388 2008-05-24 Richard Guenther <rguenther@suse.de>
15390 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15391 variable can be only accessed through a pointer or a union.
15393 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15395 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15396 * doc/extend.texi: Likewise.
15398 2008-05-23 DJ Delorie <dj@redhat.com>
15400 * config/m32c/jump.md (untyped_call): Add.
15402 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15403 for A24 to PSImode.
15404 (m32c_address_cost): Detail costs for indirect offsets.
15406 2008-05-23 Rafael EspÃndola <espindola@google.com>
15408 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15409 if a node is a SUBREG.
15410 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15413 2008-05-23 Paul Brook <paul@codesourcery.com>
15414 Carlos O'Donell <carlos@codesourcery.com>
15416 * doc/extend.texi: Clarify use of __attribute__((naked)).
15417 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15418 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15419 * function.c (use_register_for_decl): Use
15420 targetm.calls.allocate_stack_slots_for_args.
15421 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15422 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15423 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15425 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15427 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
15429 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
15431 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
15432 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
15433 is only rounded once.
15435 2008-05-23 Richard Guenther <rguenther@suse.de>
15437 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
15439 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
15440 Jakub Jelinek <jakub@redhat.com>
15443 * configure.ac: Handle --enable-cld.
15444 * configure: Regenerated.
15445 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
15446 * config/i386/i386.h (struct machine_function): Add needs_cld field.
15447 (ix86_current_function_needs_cld): New define.
15448 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
15449 (cld): New isns pattern.
15450 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
15451 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
15452 * config/i386/i386.opt (mcld): New option.
15453 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
15454 TARGET_CLD and ix86_current_function_needs_cld.
15455 (override_options): Use -mcld by default for 32-bit code if
15458 * doc/install.texi (Options specification): Document --enable-cld.
15459 * doc/invoke.texi (Machine Dependent Options)
15460 [i386 and x86-64 Options]: Add -mcld option.
15461 (Intel 386 and AMD x86-64 Options): Document -mcld option.
15463 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
15464 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
15465 (return_in_memory_64): Likewise.
15466 (return_in_memory_ms_64): Likewise.
15468 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15470 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
15471 * builtins.c (fold_builtin_fpclassify): New.
15472 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
15473 * builtins.def (BUILT_IN_FPCLASSIFY): New.
15474 * c-common.c (handle_type_generic_attribute): Adjust to accept
15475 fixed arguments before an elipsis.
15476 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
15477 * doc/extend.texi: Document __builtin_fpclassify.
15479 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
15481 * omp-low.c (gate_expand_omp_ssa): Remove.
15482 (pass_expand_omp_ssa): Remove.
15483 (gate_expand_omp): Do not check for flag_openmp_ssa.
15484 * common.opt (-fopenmp-ssa): Remove.
15485 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
15487 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
15489 * config/sh/sh.opt (mfixed-range): New option.
15490 * config/sh/sh-protos.h (sh_fix_range): Declare.
15491 * config/sh/sh.c (sh_fix_range): New function.
15492 * config/sh/sh.h (sh_fixed_range_str): Declare.
15493 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
15495 * doc/invoke.texi (SH Options): Document -mfixed-range.
15497 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
15499 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
15500 it before the redeclaration.
15502 2008-05-22 Anatoly Sokolov <aesok@post.ru>
15504 * config/avr/avr.c (get_sequence_length): Add new function.
15505 (expand_prologue, expand_epilogue): Remove duplicate code.
15507 2008-05-22 Rafael EspÃndola <espindola@google.com>
15509 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
15512 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
15514 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
15515 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
15517 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
15518 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
15519 (vect_update_misalignment_for_peel): Likewise.
15520 (vector_alignment_reachable_p): Likewise.
15521 * tree-vect-transform.c (vectorizable_load): Likewise.
15522 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
15523 (get_vectype_for_scalar_type): Pass mode of scalar_type
15524 to UNITS_PER_SIMD_WORD.
15526 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
15527 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
15528 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
15529 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
15530 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
15532 2008-05-22 Ira Rosen <irar@il.ibm.com>
15534 PR tree-optimization/36293
15535 * tree-vect-transform.c (vect_transform_strided_load): Don't check
15536 if the first load must be skipped because of a gap.
15538 2008-05-22 Richard Guenther <rguenther@suse.de>
15540 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
15541 more cases of offset disambiguation that is possible if
15542 strict-aliasing rules apply.
15543 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
15544 for basic offset and type-based disambiguation.
15546 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15548 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
15549 ix86_expand_vector_set on V16QImode for SSE4.1.
15551 2008-05-21 Tom Tromey <tromey@redhat.com>
15553 * c.opt (Wimport): Mark as undocumented.
15554 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
15556 (Warning Options): Likewise.
15557 * doc/cppopts.texi: Don't mention -Wimport.
15559 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
15561 PR tree-optimization/36287
15562 PR tree-optimization/36286
15563 * lambda-code.c (build_access_matrix): Do not use the loop->num
15564 for computing the number of induction variables: use the loop depth
15567 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
15570 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
15571 option -f(no-)leading-underscore.
15573 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15575 * config/i386/i386.c (ix86_expand_vector_init_general): Use
15576 GET_MODE_NUNITS (mode).
15578 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
15580 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
15581 (-mmulhw): Add 464 to description.
15582 (-mdlmzb): Likewise.
15583 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
15584 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
15586 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
15587 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
15588 * config/rs6000/rs6000.md: Update comments for 464.
15590 2008-05-21 Janis Johnson <janis187@us.ibm.com>
15592 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
15594 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15596 * config/i386/sse.md (vec_extractv4sf): Removed.
15597 (vec_extractv2df): Likewise.
15598 (vec_extractv2di): Likewise.
15599 (vec_extractv4si): Likewise.
15600 (vec_extractv8hi): Likewise.
15601 (vec_extractv16qi): Likewise.
15602 (vec_extract<mode>): New.
15604 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15606 * config/i386/sse.md (vec_setv4sf): Removed.
15607 (vec_setv2df): Likewise.
15608 (vec_setv2di): Likewise.
15609 (vec_setv4si): Likewise.
15610 (vec_setv8hi): Likewise.
15611 (vec_setv16qi): Likewise.
15612 (vec_set<mode>): New.
15614 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15616 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
15617 goto for vec_concat and vec_interleave.
15619 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15621 * config/i386/sse.md (vec_initv4sf): Removed.
15622 (vec_initv2df): Likewise.
15623 (vec_initv2di): Likewise.
15624 (vec_initv4si): Likewise.
15625 (vec_initv8hi): Likewise.
15626 (vec_initv16qi): Likewise.
15627 (vec_init<mode>): New.
15629 2008-05-21 Joseph Myers <joseph@codesourcery.com>
15631 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
15633 2008-05-21 Tom Tromey <tromey@redhat.com>
15635 * ggc-zone.c (lookup_page_table_if_allocated): New function.
15636 (zone_find_object_offset): Likewise.
15637 (gt_ggc_m_S): Likewise.
15638 (highest_bit): Likewise.
15639 * ggc-page.c (gt_ggc_m_S): New function.
15640 * stringpool.c (string_stack): Remove.
15641 (init_stringpool): Update.
15642 (ggc_alloc_string): Use ggc_alloc.
15643 (maybe_delete_ident): New function.
15644 (ggc_purge_stringpool): Likewise.
15645 (gt_ggc_m_S): Remove.
15646 * ggc-common.c (ggc_protect_identifiers): New global.
15647 (ggc_mark_roots): Call ggc_purge_stringpool. Use
15648 ggc_protect_identifiers.
15649 * ggc.h (ggc_protect_identifiers): Declare.
15650 (gt_ggc_m_S): Update.
15651 (ggc_purge_stringpool): Declare.
15652 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
15653 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
15655 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
15657 2008-05-21 David S. Miller <davem@davemloft.net>
15659 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
15662 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
15664 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
15667 2008-05-20 David Daney <ddaney@avtrex.com>
15669 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
15670 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
15671 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15672 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15673 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
15674 (atomic_hiqi_op): New define_code_iterator.
15675 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
15676 mips_expand_compare_and_swap_12.
15677 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
15678 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
15679 (sync_<optab><mode>, sync_old_<optab><mode>,
15680 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
15681 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
15682 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
15683 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
15684 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
15685 (test_and_set_12): New insn.
15686 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
15687 sync_new_<optab><mode>, sync_old_nand<mode>,
15688 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
15689 clobber to operand 0 for SI and DI mode insns.
15690 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
15691 mips_gen_fn_4): New typedefs.
15692 (mips_gen_fn_ptrs): Define new union type.
15693 (mips_expand_compare_and_swap_12): Remove declaration.
15694 (mips_expand_atomic_qihi): Declare function.
15695 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
15696 (mips_expand_atomic_qihi): ... this. Use new generator function
15698 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
15699 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
15700 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
15701 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
15702 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
15703 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
15704 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
15705 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
15706 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
15707 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
15710 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
15712 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
15715 2008-05-20 Anatoly Sokolov <aesok@post.ru>
15717 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
15718 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
15719 (avr_attribute_table): Add 'OS_main' function attribute.
15720 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
15721 functions with 'OS_main' attribute.
15723 2008-05-20 Richard Guenther <rguenther@suse.de>
15725 PR tree-optimization/35204
15726 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
15727 helper, split out from ...
15728 (DFS): ... here. Make the DFS walk non-recursive.
15730 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
15731 Jan Sjodin <jan.sjodin@amd.com>
15733 PR tree-optimization/36181
15734 * tree-parloops.c (loop_has_vector_phi_nodes): New.
15735 (parallelize_loops): Don't parallelize when the loop has vector
15738 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15739 Sebastian Pop <sebastian.pop@amd.com>
15741 * tree-loop-linear.c (gather_interchange_stats): Look in the access
15742 matrix, and never look at the tree representation of the memory
15744 (linear_transform_loops): Computes parameters and access matrices.
15745 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
15747 (access_matrix_get_index_for_parameter): New.
15748 * tree-data-ref.h (struct access_matrix): New.
15749 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
15750 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
15751 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
15752 am_vector_index_for_loop): New.
15753 (struct data_reference): Add field access_matrix.
15754 (DR_ACCESS_MATRIX): New.
15755 (compute_data_dependences_for_loop): Update declaration.
15756 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
15757 * lambda.h (lambda_vector_vec_p): Declared.
15758 * lambda-code.c: Depend on pointer-set.h.
15759 (lambda_collect_parameters_from_af, lambda_collect_parameters,
15760 av_for_af_base, av_for_af, build_access_matrix,
15761 lambda_compute_access_matrices): New.
15762 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
15764 2008-05-20 Joseph Myers <joseph@codesourcery.com>
15766 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
15767 $SOURCEDIR/include.
15769 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15770 Sebastian Pop <sebastian.pop@amd.com>
15772 PR tree-optimization/36206
15773 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
15775 (instantiate_scev_1): Rename flags to fold_conversions.
15776 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
15777 outeside instantiation_loop.
15778 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
15779 (evolution_function_is_affine_or_constant_p): Removed.
15780 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
15782 (analyze_siv_subscript): Pass in the loop nest number.
15783 Call evolution_function_is_affine_in_loop instead of
15784 evolution_function_is_affine_p.
15785 (analyze_overlapping_iterations): Pass in the loop nest number.
15787 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15788 Sebastian Pop <sebastian.pop@amd.com>
15790 PR tree-optimization/36206
15791 * tree-chrec.h (chrec_fold_op): New.
15792 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
15795 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
15797 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
15799 (remove_duplicates): Do not set inode on non-inode systems.
15802 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
15804 * config.gcc (tm_file): Update comments about relative pathnames.
15806 2008-05-20 Richard Guenther <rguenther@suse.de>
15808 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
15809 * tree-ssa-sccvn.c (process_scc): Likewise.
15810 * tree-ssa-sink.c (execute_sink_code): Likewise.
15811 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
15812 * tree-vrp.c (process_assert_insertions): Likewise.
15813 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15814 (perform_tree_ssa_dce): Likewise.
15815 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15816 (dump_dominator_optimization_stats): Likewise.
15817 * tree-vectorizer.c (vectorize_loops): Likewise.
15819 2008-05-20 Richard Guenther <rguenther@suse.de>
15821 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
15823 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
15825 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
15826 (ix86_i386elf_return_in_memory): Likewise.
15827 (ix86_i386interix_return_in_memory): Likewise.
15828 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
15829 (SUBTARGET_RETURN_IN_MEMORY): New.
15830 * config/i386/i386elf.h: Likewise.
15831 * config/i386/ptx4-i.h: Likewise.
15832 * config/i386/sol2-10.h: Likewise.
15833 * config/i386/sysv4.h: Likewise.
15834 * config/i386/vx-common.h: Likewise.
15835 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
15836 * config/i386/i386.c (ix86_return_in_memory): Made static and
15837 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
15838 (ix86_i386elf_return_in_memory): Removed.
15839 (ix86_i386interix_return_in_memory): Removed.
15840 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
15841 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
15843 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
15845 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
15847 2008-05-19 Xinliang David Li <davidxl@google.com>
15849 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
15851 * common.opt: Ditto.
15852 * doc/invoke.texi: Ditto.
15854 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
15856 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
15857 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
15859 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15861 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
15862 sizes of operand array from 8/4 to 4/2.
15863 (ix86_expand_vector_init_general): Change size of operand array
15864 from 32 to 16. Remove op0, op1 and half_mode.
15866 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15868 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
15869 (ix86_expand_vector_init_interleave): Likewise.
15870 (ix86_expand_vector_init_general): Use them. Assert
15871 word_mode == SImode when n_words == 4.
15873 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
15875 * config/i386/i386.c (ix86_secondary_reload): New static function.
15876 (TARGET_SECONDARY_RELOAD): New define.
15877 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
15878 * config/i386/i386.md (reload_outqi): Remove.
15880 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15882 PR middle-end/35509
15883 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
15884 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
15885 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
15886 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
15887 (fold_builtin_1): Likewise.
15888 * builtins.def (BUILT_IN_ISINF_SIGN): New.
15889 c-common.c (check_builtin_function_arguments): Handle
15890 BUILT_IN_ISINF_SIGN.
15891 * doc/extend.texi: Document __builtin_isinf_sign.
15892 * fold-const.c (operand_equal_p): Handle COND_EXPR.
15894 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
15896 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
15897 EH cleanup at the end of the pass, search for those that have been
15898 turned into forwarder blocks and do the cleanup on their successor.
15900 2008-05-18 Richard Guenther <rguenther@suse.de>
15902 * tree-cfg.c (verify_gimple_expr): Allow conversions from
15903 pointers to sizetype and vice versa.
15905 2008-05-18 Xinliang David Li <davidxl@google.com>
15907 * gcc/tree-ssa-dce.c: Coding style fix.
15908 (check_pow): Documentation comment.
15909 (check_log): Documenation comment. Coding style fix.
15910 (is_unnecessary_except_errno_call): Ditto.
15911 (gen_conditions_for_pow): Ditto.
15912 (gen_conditions_for_log): Ditto.
15913 (gen_shrink_wrap_conditions): Ditto.
15914 (shrink_wrap_one_built_in_calls): Ditto.
15915 * gcc/doc/invoke.texi: Better documentation string.
15916 * ChangeLog: Fix wrong change log entries from
15917 May 17 checkin on function call DCE.
15919 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
15921 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
15923 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15925 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
15926 * df-problems.c (simulation routines): Fixed block comment to
15927 properly say how to add forwards scanning functions.
15929 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15931 * tree-inline.c (setup_one_parameter): Remove dead code.
15933 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15935 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
15936 a BIT_AND_EXPR only for an INTEGER_TYPE.
15938 2008-05-17 Xinliang David Li <davidxl@google.com>
15940 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
15941 (check_pow, check_log, is_unnecessary_except_errno_call): New
15942 functions to check for eliminating math functions that are pure
15943 except for setting errno.
15944 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
15945 general condition expressions for shrink-wrapping pow/log calls.
15946 (gen_shrink_wrap_conditions): Ditto.
15947 (shrink_wrap_one_built_in_call): Ditto.
15948 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
15949 (mark_operand_necessary): If debugging, output if OP is necessary.
15950 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
15952 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
15954 * gcc/common.opt: New user flag -ftree-builtin-dce.
15955 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
15957 2008-05-16 David S. Miller <davem@davemloft.net>
15959 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
15960 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15962 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
15965 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
15967 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15969 * ifcvt.c (dead_or_predicable): Rename
15970 df_simulate_one_insn_backwards to df_simulate_one_insn.
15971 * recog.c (peephole2_optimize): Ditto.
15972 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
15974 * df.h: Rename df_simulate_one_insn_backwards to
15975 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
15976 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
15977 scanning of defs and uses.
15978 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
15979 (df_simulate_one_insn_forwards): Removed.
15981 2008-05-16 Doug Kwan <dougkwan@google.com>
15983 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
15985 (real_from_string): Handle NaNs and Inf as approriate.
15987 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15989 * doc/gty.texi (Source Files Containing Type Information): Note
15990 that headers should appear first in the gtfiles list.
15992 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15994 * tree.def (COND_EXEC): Properly documented this code.
15996 2008-05-16 Diego Novillo <dnovillo@google.com>
15998 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
15999 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16002 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16004 * tree-ssa-dse (max_stmt_uid): Removed.
16005 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16006 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16007 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16008 * function.h (cfun.last_stmt_uid): New field.
16009 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16010 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16012 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16013 (create_stmt_ann): Initialize the ann->uid field.
16014 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16016 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16018 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16020 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16021 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16022 (init_empty_tree_cfg): Call it.
16024 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16026 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16029 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16031 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16032 * tree-dump.c (dump_options): New verbose option.
16033 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16035 * tree-pass.h (TDF_VERBOSE): New dump flag.
16036 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16037 (tree-flow.h): Added include.
16038 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16040 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16042 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16044 From Jie Zhang <jie.zhang@analog.com>
16045 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16046 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16047 mcpu=bf561-none and mcpu=bf561-0.2.
16048 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16049 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16050 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16051 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16052 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16053 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16054 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16056 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16057 (cputype_selected): Remove.
16058 (bfin_handle_option): Don't use cputype_selected.
16059 (override_options): When no mcpu option, enable all workarounds.
16060 Don't use bfin_workarounds.
16061 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16063 (DEFAULT_CPU_TYPE): Don't define.
16065 2008-05-16 Richard Guenther <rguenther@suse.de>
16067 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16068 on deletion of the last stmt.
16070 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16072 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16073 V8HImode for SSE2 and V16QImode for SSE4.1.
16075 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16077 * cgraph.h (compute_inline_parameters): Made public.
16078 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16079 variable_generate_summary, function_write_summary,
16080 variable_write_summary, variable_read_summary. Added generate_summary,
16081 write_summary, read_summary.
16082 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16083 pass_ipa_inline.function_generate_summary, to
16084 compute_inline_parameters.
16085 * ipa-inline.c (compute_inline_parameters): Made public and added
16087 (compute_inline_parameters_for_current): New function.
16088 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16089 (inline_generate_summary): Removed parameter and made to loop over
16091 (pass_ipa_inline): Updated for new IPA_PASS structure.
16092 * passes.c (execute_ipa_summary_passes): Now is called once per
16093 pass rather than once per node*pass.
16095 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16097 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16098 avr_have_mul_p, avr_asm_only_p): Remove variables.
16099 (avr_override_options): Remove initialization of removed variables.
16100 (avr_file_start): Convert removed variables to fields of
16101 'struct base_arch_s *avr_current_arch'.
16102 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16103 (AVR_HAVE_MUL): (Ditto.).
16104 (AVR_HAVE_MOVW): (Ditto.).
16105 (AVR_HAVE_LPMX): (Ditto.).
16106 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16107 avr_asm_only_p): Remove declaration.
16109 2008-05-15 Diego Novillo <dnovillo@google.com>
16111 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16112 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16114 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16116 PR middle-end/36194
16117 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16118 Don't call record_truncated_value from here.
16119 (record_truncated_value): Turn it into a for_each_rtx callback.
16120 (record_truncated_values): New function.
16121 (combine_instructions): Call note_uses with record_truncated_values.
16122 Change name of check_conversion to check_promoted_subreg.
16124 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16126 * doc/sourcebuild.texi: Document support for torture tests.
16128 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16130 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16131 to alternative 4 of operand 2.
16133 2008-05-15 Richard Guenther <rguenther@suse.de>
16135 * tree-pass.h (current_pass): Declare.
16136 (get_pass_for_id): Likewise.
16137 * passes.c (passes_by_id, passes_by_id_size): New globals.
16138 (set_pass_for_id): New function.
16139 (get_pass_for_id): Likewise.
16140 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16141 (execute_function_todo): Flush per function statistics.
16142 * toplev.c (compile_file): Init statistics.
16143 (general_init): Do early statistics initialization.
16144 (finalize): Finish statistics.
16145 * statistics.h (statistics_early_init): Declare.
16146 (statistics_init): Likewise.
16147 (statistics_fini): Likewise.
16148 (statistics_fini_pass): Likewise.
16149 (statistics_counter_event): Likewise.
16150 (statistics_histogram_event): Likewise.
16151 * statistics.c: New file.
16152 * Makefile.in (OBJS-common): Add statistics.o.
16153 (statistics.o): Add dependencies.
16154 * doc/invoke.texi (-fdump-statistics): Document.
16156 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16157 (insert): Likewise.
16158 (execute_pre): Use statistics_counter_event.
16159 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16160 (substitute_and_fold): Increment it. Use statistics_counter_event.
16162 2008-05-15 Diego Novillo <dnovillo@google.com>
16164 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16166 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16167 * tree-ssa-alias.c (new_type_alias): Remove references to
16168 sub-variables from comment.
16169 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16171 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16173 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16174 attribute to 1 only for insertps alternative.
16176 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16178 * config/bfin/bfin.md (loadbytes): New pattern.
16179 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16180 (bfin_init_builtins): Initialize it.
16181 (bdesc_1arg): Add it.
16183 2008-05-15 Sa Liu <saliu@de.ibm.com>
16185 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16186 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16187 * testsuite/lib/target-supports.exp: Add
16188 check_effective_target_fortran_integer_16.
16190 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16192 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16193 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16194 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16195 (TARGET_RETURN_IN_MEMORY): Define.
16197 2008-05-15 Richard Guenther <rguenther@suse.de>
16199 PR middle-end/36244
16200 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16201 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16202 represent unmodifiable vars.
16204 2008-05-15 Richard Guenther <rguenther@suse.de>
16206 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16207 INDIRECT_REF and TARGET_MEM_REF.
16208 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16211 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16212 H.J. Lu <hongjiu.lu@intel.com>
16214 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16215 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16216 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16217 insn alternatives. Add missing alternatives.
16218 (*vec_concatv2di_rex64_sse4_1): Likewise.
16219 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16220 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16221 Require TARGET_SSE.
16223 2008-05-15 Richard Guenther <rguenther@suse.de>
16225 PR tree-optimization/36009
16226 PR tree-optimization/36204
16227 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16228 (determine_invariantness_stmt): Record the loop a store is
16229 always executed in.
16230 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16233 2008-05-15 Richard Guenther <rguenther@suse.de>
16235 PR tree-optimization/34330
16236 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16237 through the pointer will alias the SMT.
16239 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16241 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16243 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16245 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16247 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16248 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16250 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16251 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16252 (vashl_optab): New optab for vector/vector shifts.
16253 (vashr_optab): Ditto.
16254 (vlshr_optab): Ditto.
16255 (vrotl_optab): Ditto.
16256 (vrotr_optab): Ditto.
16257 (optab_subtype): New enum for optab_for_tree_code call.
16258 (optab_for_tree_code): Add enum optab_subtype argument.
16260 * optabs.c (optab_for_tree_code): Take an additional argument to
16261 distinguish between a vector shift by a scalar and vector shift by
16262 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16263 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16264 vector shift by a vector.
16265 (expand_widen_pattern_expr): Pass additional argument to
16266 optab_for_tree_code.
16268 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16269 vrotl_optab, vrotr_optab.
16271 * expr.c (expand_expr_real_1): Update calls to
16272 optab_for_tree_code to distinguish between vector shifted by a
16273 scalar and vector shifted by a vector.
16274 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16275 (supportable_narrowing_operation): Ditto.
16276 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16277 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16278 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16279 (vect_create_epilog_for_reduction): Ditto.
16280 (vectorizable_reduction): Ditto.
16281 (vectorizable_operation): Ditto.
16282 (vect_strided_store_supported): Ditto.
16283 (vect_strided_load_supported): Ditto.
16284 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16285 * expmed.c (expand_shift): Ditto.
16287 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16289 (ashr@var{m}3): Ditto.
16290 (vashl@var{m}3): Document new vector/vector shift standard name.
16291 (vashr@var{m}3): Ditto.
16292 (vlshr@var{m}3): Ditto.
16293 (vrotl@var{m}3): Ditto.
16294 (vrotr@var{m}3): Ditto.
16296 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16297 (PPERM_INVERT): Ditto.
16298 (PPERM_REVERSE): Ditto.
16299 (PPERM_REV_INV): Ditto.
16300 (PPERM_ZERO): Ditto.
16301 (PPERM_ONES): Ditto.
16302 (PPERM_SIGN): Ditto.
16303 (PPERM_INV_SIGN): Ditto.
16304 (PPERM_SRC1): Ditto.
16305 (PPERM_SRC2): Ditto.
16307 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16308 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16309 allows a memory operand to be the value being added, and split it
16310 to improve vectorization.
16311 (sse5_pmacsdqh_mem): Ditto.
16312 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16313 (sse5_mulv2div2di3_high): Ditto.
16314 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16315 (vec_pack_trunc_v4si): Ditto.
16316 (vec_pack_trunc_v2di): Ditto.
16317 (sse5_pcmov_<mode>): Remove code that tried to use use
16318 andps/andnps instead of pcmov.
16319 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16320 pmacsdqh instructions.
16321 (vec_widen_smult_lo_v4si): Ditto.
16323 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16324 (PPERM_INVERT): Ditto.
16325 (PPERM_REVERSE): Ditto.
16326 (PPERM_REV_INV): Ditto.
16327 (PPERM_ZERO): Ditto.
16328 (PPERM_ONES): Ditto.
16329 (PPERM_SIGN): Ditto.
16330 (PPERM_INV_SIGN): Ditto.
16331 (PPERM_SRC1): Ditto.
16332 (PPERM_SRC2): Ditto.
16333 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16335 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16337 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16338 says ignore whether the last reference is a memory operand.
16340 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16341 Paolo Bonzini <bonzini at gnu dot org>
16343 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16346 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16347 (vlshr<mode>3): Rename from vlshr<mode>3.
16348 (vashr<mode>3): Rename from vashr<mode>3.
16349 (mulv4sf3): Change the names of vector shift patterns.
16353 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16356 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16381 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16382 (floatunssidf2_internal): Change vector/vector shift names.
16383 (floatunsdidf2_internal): Ditto.
16390 (vashl<mode>3): Rename from ashl<mode>3.
16391 (vashr<mode>3): Rename from ashr<mode>3.
16392 (vlshr<mode>3): Rename from lshr<mode>3.
16393 (vrotl<mode>3): Rename from rotl<mode>3.
16395 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16398 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16399 multiply gives the wrong value when doing widening multiplies.
16400 (vec_widen_smult_lo_v4si): Ditto.
16402 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16404 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16405 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16406 emit_library_call_value.
16407 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16408 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16409 * calls.c (initialize_argument_information, precompute_arguments,
16410 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16411 (precompute_arguments): Removed flags parameter.
16412 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16414 2008-05-14 Richard Guenther <rguenther@suse.de>
16416 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16417 Make sure to register the store if the use is a PHI_NODE.
16419 2008-05-14 Olivier Hainque <hainque@adacore.com>
16421 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16422 memory if the component is to be referenced in BLKmode according
16423 to get_inner_reference.
16425 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16427 * calls.c (emit_library_call_value_1): Restore code clearing
16428 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
16430 2008-05-14 Olivier Hainque <hainque@adacore.com>
16431 Nicolas Roche <roche@adacore.com>
16433 * configure.ac: Add support for a "gcc_subdir" variable in
16434 config-lang.in, to denote a subdirectory where the language/GCC
16435 integration files are to be found.
16436 * configure: Regenerate.
16438 2008-05-14 Ira Rosen <irar@il.ibm.com>
16440 PR tree-optimization/36098
16441 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
16442 value for the first load in the group in case of a gap.
16443 (vect_build_slp_tree): Check that there are no gaps in loads.
16445 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16447 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
16448 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
16449 expand_copysign_bit, ): Change call to emit_no_conflict_block to
16450 emit_insn and remove unneeded code to construct extra args.
16451 (emit_no_conflict_block): Removed.
16452 * optabls.h: (emit_no_conflict_block): Removed.
16453 * cse.c (cse_extended_basic_block): Remove search for
16454 REG_NO_CONFLICT note.
16455 * global.c: Removed incorrect comment added in revision 117.
16456 * expr.c (convert_move): Change call to emit_no_conflict_block to
16458 * recog.c: Change comments so that they do not mention
16460 * local_alloc.c (combine_regs): Removed last parameter.
16461 (no_conflict_p): Removed.
16462 (block_alloc): Removed note, no_conflict_combined_regno and set
16463 local vars. Removed all code to process REG_NO_CONFLICT blocks.
16464 (combine_regs): Removed already_dead and code to look for
16465 REG_NO_CONFLICT notes.
16466 * lower_subreg (remove_retval_note): Removed code to look for
16467 REG_NO_CONFLICT block.
16468 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
16469 (resolve_clobber): Remove code to process libcalls that have
16470 REG_NO_CONFLICT notes.
16471 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
16473 * combine.c (can_combine_p, distribute_notes): Removed
16474 REG_NO_CONFLICT case.
16475 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
16477 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
16478 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
16480 * reg-notes.def (NO_CONFLICT): Removed.
16482 2008-05-14 David S. Miller <davem@davemloft.net>
16484 * config/sparc/sparc.c (sparc_profile_hook): If
16485 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
16486 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
16487 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16489 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
16491 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
16493 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
16496 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
16497 and op1 expansion before vector concat to have less live pseudos.
16499 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
16501 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16502 ix86_expand_vector_set if supported.
16504 2008-05-13 Diego Novillo <dnovillo@google.com>
16505 Kenneth Zadeck <zadeck@naturalbridge.com>
16507 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
16509 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
16510 phinodes_print_statistics, init_ssanames, fini_ssanames,
16511 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
16512 release_ssa_name, release_defs, replace_ssa_name_symbol,
16513 ssanames_print_statistics): Move ...
16514 * tree-flow.h: ... here.
16515 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
16516 Use FN instead of cfun.
16517 (make_ssa_name_fn): Rename from make_ssa_name.
16518 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
16519 * tree-flow-inline.h (make_ssa_name): Move from
16520 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
16521 * omp-low.c (expand_omp_parallel):
16522 * tree-flow-inline.h (redirect_edge_var_map_result):
16523 * tree-ssa.c (init_tree_ssa): Add argument FN.
16524 Use it instead of cfun. Update all users.
16526 2008-05-13 Tom Tromey <tromey@redhat.com>
16528 PR preprocessor/22168:
16529 * doc/cpp.texi (Top): Update menu.
16530 (Alternatives to Wrapper #ifndef): New node.
16531 (Other Directives): Document deprecation.
16532 (Obsolete Features): Remove menu.
16533 (Assertions): Merge node into Obsolete Features.
16534 (Obsolete once-only headers): Move earlier; rename to Alternatives
16535 to Wrapper #ifndef.
16536 * doc/cppopts.texi: Update.
16537 * c.opt (Wdeprecated): Enable for C and ObjC.
16538 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
16539 (C++ Dialect Options): Move -Wno-deprecated from here to...
16540 (Warning Options): ... here.
16542 2008-05-13 Richard Guenther <rguenther@suse.de>
16544 PR middle-end/36227
16545 * fold-const.c (fold_sign_changed_comparison): Do not allow
16546 changes in pointer-ness.
16548 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16551 * config/sh/sh.c (sh_expand_prologue): Don't clear
16552 RTX_FRAME_RELATED_P for push insns.
16554 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
16556 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
16558 2008-05-12 Anatoly Sokolov <aesok@post.ru>
16560 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
16561 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
16562 Use 'machine->is_leaf' instead of 'leaf_func_p'.
16564 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
16566 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
16567 (*vec_concatv4sf_sse): This.
16568 (*sse2_concatv2si): Renamed to ...
16569 (*vec_concatv2si_sse2): This.
16570 (*sse1_concatv2si): Renamed to ...
16571 (*vec_concatv2si_sse): This.
16572 (*vec_concatv2di_rex): Renamed to ...
16573 (*vec_concatv2di_rex64): This.
16574 (*vec_concatv2si_sse4_1): New.
16575 (*vec_concatv2di_rex64_sse4_1): Likewise.
16577 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
16579 PR rtl-optimization/36111
16580 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
16581 that was created for swappable operands.
16583 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
16586 * Makefile.in: Substitute GNATMAKE and GNATBIND.
16587 * configure.ac: Add call to ACX_PROG_GNAT.
16589 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
16591 * optc-gen.awk: Fix comment typo.
16593 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
16595 * pretty-print.c (pp_integer_with_precision): Use
16596 HOST_LONG_LONG_FORMAT.
16598 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
16600 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
16602 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
16604 * config/i386/i386.c (bdesc_ptest): Removed.
16605 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
16606 (bdesc_args): Add __builtin_ia32_ptestz128,
16607 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
16608 (ix86_init_mmx_sse_builtins): Updated.
16609 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
16610 (ix86_expand_builtin): Updated.
16612 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
16614 * tree-cfg.c (valid_fixed_convert_types_p): New function.
16615 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
16617 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
16619 * value-prof.c (interesting_stringop_to_profile): Do not
16620 return early for BUILT_IN_MEMPCPY.
16622 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
16624 * calls.c (expand_call): Don't use callgraph to increase
16625 preferred_stack_boundary.
16627 * cgraph.h (cgraph_rtl_info): Use unsigned on
16628 preferred_incoming_stack_boundary.
16630 * final.c (rest_of_clean_state): Use unsigned on
16631 preferred_stack_boundary.
16633 2008-05-09 Tom Tromey <tromey@redhat.com>
16635 PR preprocessor/22231:
16636 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
16639 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
16641 PR tree-optimization/36129
16642 * tree-ssa-ccp.c: Include value-prof.h.
16643 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
16644 built-in function was folded to a constant.
16645 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
16647 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
16648 Sebastian Pop <sebastian.pop@amd.com>
16650 * tree-scalar-evolution.c: Document instantiate_scev.
16651 (instantiate_parameters_1): Renamed instantiate_scev_1.
16652 Don't use the same loop for instantiation_loop and evolution_loop.
16653 (instantiate_scev): New.
16654 (instantiate_parameters): Moved...
16655 (resolve_mixers): Update call to instantiate_scev_1 to pass the
16656 same loop twice. Maintains the semantics for this function.
16657 * tree-scalar-evolution.h (instantiate_scev): Declare.
16658 (instantiate_parameters): ...here. Now static inline.
16659 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
16660 instead of resolve_mixers.
16662 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16664 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
16666 2008-05-09 Tomas Bily <tbily@suse.cz>
16668 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
16669 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
16670 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16671 * c-common.c (c_common_truthvalue_conversion): Likewise.
16672 * tree-object-size.c (compute_object_offset): Likewise.
16673 * tree-inline.c (estimate_num_insns_1): Likewise.
16674 * varasm.c (const_hash_1, compare_constant, copy_constant)
16675 (compute_reloc_for_constant, output_addressed_constants)
16676 (initializer_constant_valid_p): Likewise.
16677 * c-omp.c (check_omp_for_incr_expr): Likewise.
16678 * gimplify.c (gimplify_expr): Likewise.
16679 * c-typeck.c (c_finish_return): Likewise.
16680 * tree-vectorizer.c (supportable_widening_operation)
16681 (supportable_narrowing_operation): Likewise.
16682 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
16683 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
16684 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16685 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
16686 (descr_info_loc): Likewise.
16687 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16688 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
16689 (fold_unary): Likewise.
16690 * builtins.c (get_pointer_alignment): Likewise.
16691 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
16692 (instantiate_parameters_1): Likewise.
16693 * tree.c (expr_align, stabilize_reference): Likewise.
16694 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
16695 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
16696 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
16697 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16698 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
16699 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
16701 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
16702 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
16703 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
16704 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
16705 (forward_propagate_comparison)
16706 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16707 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
16708 * emit-rtl.c (component_ref_for_mem_expr)
16709 (set_mem_attributes_minus_bitpos): Likewise.
16710 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16711 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
16713 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
16714 (build_function_call, pointer_diff, build_compound_expr)
16715 (c_finish_return): Likewise.
16716 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
16717 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
16719 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
16720 * expr.c (is_aligning_offset): Likewise.
16721 * tree-ssa-alias.c (is_escape_site): Likewise.
16722 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
16723 (check_all_va_list_escapes): Likewise.
16724 * tree-ssa-loop-ivopts.c (determine_base_object)
16725 (determine_common_wider_type): Likewise.
16726 * dojump.c (do_jump): Likewise.
16727 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
16728 * tree-gimple.c (is_gimple_cast): Likewise.
16729 * fold-const.c (decode_field_reference, )
16730 (fold_sign_changed_comparison, fold_unary, fold_comparison)
16731 (fold_binary): Likewise.
16732 * tree-ssa-alias-warnings.c (find_alias_site_helper)
16733 (already_warned_in_frontend_p): Likewise.
16734 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
16735 * tree.c (really_constant_p, get_unwidened): Likewise.
16736 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
16737 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
16738 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
16740 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
16742 (CONVERT_EXPR_P): Define.
16743 (CASE_CONVERT): Define.
16745 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
16747 PR middle-end/36117
16748 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
16749 (delete_unmarked_insns): When deleting a call, call
16750 delete_unreachable_blocks.
16751 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16752 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
16754 2008-05-08 Richard Guenther <rguenther@suse.de>
16756 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
16757 (-ftree-salias): Likewise.
16758 (salias-max-implicit-fields): Remove param documentation.
16759 (salias-max-array-elements): Likewise.
16760 * tree-pass.h (pass_create_structure_vars): Remove.
16761 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16762 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16763 * tree-ssa-alias.c (create_structure_vars): Remove.
16764 (gate_structure_vars): Likewise.
16765 (pass_create_structure_vars): Likewise.
16766 (gate_build_alias): Likewise.
16767 (pass_build_alias): Adjust to run always and dump the function.
16768 * common.opt (ftree-salias): Hide.
16769 * passes.c (init_optimization_passes): Remove
16770 pass_create_structure_vars, adjust comment.
16771 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16772 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16773 * opts.c (decode_options): Do not set flag_tree_salias.
16774 (common_handle_option): Add OPT_ftree_salias to the backward
16775 compatibility section.
16777 2008-05-08 Richard Guenther <rguenther@suse.de>
16779 * tree-flow-inline.h (var_can_have_subvars): Move ...
16780 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
16781 * tree-flow.h (var_can_have_subvars): Remove.
16782 (push_fields_onto_fieldstack): Remove.
16783 (sort_fieldstack): Likewise.
16784 (struct fieldoff): Move ...
16785 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
16786 alias_set and base_for_components fields.
16787 (sort_fieldstack): Make static.
16788 (push_fields_onto_fieldstack): Likewise. Remove code that
16789 handles anything but RECORD_TYPEs. Remove alias_set and
16790 base_for_components handling.
16791 (create_variable_info_for): Adjust.
16793 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
16795 * common.opt (Wframe-larger-than=): Shorten the help message
16797 * doc/invoke.texi (Wframe-larger-than=): Add more description.
16799 2008-05-08 Rafael EspÃndola <espindola@google.com>
16801 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
16803 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
16804 trap and that both operands are gimple values.
16805 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
16806 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
16809 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16811 * read-rtl.c (join_c_conditions): Return the first string if the
16812 two strings are equal.
16814 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16816 * gensupport.h (pred_data): Add a "num_codes" field.
16817 (add_predicate_code): Declare.
16818 * gensupport.c (add_predicate_code): New function.
16819 (std_pred_table): Add an "allows_const_p" field.
16820 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
16821 Remove the (incomplete) list of such codes from the codes field.
16822 (init_predicate_table): Use add_predicate_code. Add all
16823 RTX_CONST_OBJs if allows_const_p is true.
16824 * genrecog.c (process_define_predicate): Use add_predicate_code.
16826 2008-05-08 David Daney <ddaney@avtrex.com>
16827 Richard Sandiford <rsandifo@nildram.co.uk>
16829 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
16830 special case of constant zero operands.
16831 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
16832 old and new values. Special case constant zero values.
16833 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
16835 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
16836 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
16838 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
16841 * simplify-rtx.c (simplify_plus_minus): Create CONST of
16842 similar RTX_CONST_OBJ before CONST_INT.
16844 2008-05-08 Steve Ellcey <sje@cup.hp.com>
16846 * stmt.c (expand_stack_restore): Change sa mode if needed.
16848 2008-05-08 Richard Guenther <rguenther@suse.de>
16850 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
16851 return type to bool.
16852 (ix86_sol10_return_in_memory): Likewise.
16853 (ix86_i386elf_return_in_memory): Likewise.
16854 (ix86_i386interix_return_in_memory): Likewise.
16855 * config/i386/i386.c (ix86_return_in_memory): Likewise.
16856 (ix86_sol10_return_in_memory): Likewise.
16857 (ix86_i386elf_return_in_memory): Likewise.
16858 (ix86_i386interix_return_in_memory): Likewise.
16860 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16863 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
16865 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
16866 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
16869 2008-05-08 Richard Guenther <rguenther@suse.de>
16871 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
16872 * tree-data-ref.h (struct dr_alias): Remove subvars field.
16873 (DR_SUBVARS): Remove.
16874 * tree-dfa.c (dump_subvars_for): Remove.
16875 (debug_subvars_for): Likewise.
16876 (dump_variable): Do not dump subvars.
16877 (remove_referenced_var): Do not remove subvars.
16878 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
16879 (lookup_subvars_for_var): Remove.
16880 (get_subvars_for_var): Likewise.
16881 (get_subvars_at): Likewise.
16882 (get_first_overlapping_subvar): Likewise.
16883 (overlap_subvar): Likewise.
16884 * tree-flow.h (subvar_t): Remove.
16885 (struct var_ann_d): Remove subvars field.
16886 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
16887 argument. Remove special handling of SFTs.
16888 (compute_tag_properties): Likewise.
16889 (set_initial_properties): Likewise.
16890 (compute_call_clobbered): Likewise.
16891 (count_mem_refs): Likewise.
16892 (compute_memory_partitions): Likewise.
16893 (compute_flow_insensitive_aliasing): Likewise.
16894 (setup_pointers_and_addressables): Likewise.
16895 (new_type_alias): Likewise.
16896 (struct used_part): Remove.
16897 (used_portions): Likewise.
16898 (struct used_part_map): Likewise.
16899 (used_part_map_eq): Likewise.
16900 (used_part_map_hash): Likewise.
16901 (free_used_part_map): Likewise.
16902 (up_lookup): Likewise.
16903 (up_insert): Likewise.
16904 (get_or_create_used_part_for): Likewise.
16905 (create_sft): Likewise.
16906 (create_overlap_variables_for): Likewise.
16907 (find_used_portions): Likewise.
16908 (create_structure_vars): Likewise.
16909 * tree.def (STRUCT_FIELD_TAG): Remove.
16910 * tree.h (MTAG_P): Adjust.
16911 (struct tree_memory_tag): Remove base_for_components and
16912 unpartitionable flags.
16913 (struct tree_struct_field_tag): Remove.
16914 (SFT_PARENT_VAR): Likewise.
16915 (SFT_OFFSET): Likewise.
16916 (SFT_SIZE): Likewise.
16917 (SFT_NONADDRESSABLE_P): Likewise.
16918 (SFT_ALIAS_SET): Likewise.
16919 (SFT_UNPARTITIONABLE_P): Likewise.
16920 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
16921 (union tree_node): Remove sft field.
16922 * alias.c (get_alias_set): Remove special handling of SFTs.
16923 * print-tree.c (print_node): Remove handling of SFTs.
16924 * tree-dump.c (dequeue_and_dump): Likewise.
16925 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
16926 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
16927 * tree-predcom.c (set_alias_info): Do not set subvars.
16928 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
16929 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
16930 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
16931 (add_vars_for_offset): Remove.
16932 (add_virtual_operand): Remove special handling of SFTs.
16933 (add_call_clobber_ops): Likewise.
16934 (add_call_read_ops): Likewise.
16935 (get_asm_expr_operands): Likewise.
16936 (get_modify_stmt_operands): Likewise.
16937 (get_expr_operands): Likewise.
16938 (add_to_addressable_set): Likewise.
16939 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
16940 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
16941 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
16942 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
16943 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
16944 (tree_node_structure): Likewise.
16945 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
16947 (find_what_p_points_to): Likewise.
16949 2008-05-08 Sa Liu <saliu@de.ibm.com>
16951 * config/spu/spu.md: Fixed subti3 pattern.
16953 2008-05-08 Richard Guenther <rguenther@suse.de>
16955 PR middle-end/36154
16956 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
16957 sure to create a representative for trailing arrays for PTA.
16959 2008-05-08 Richard Guenther <rguenther@suse.de>
16961 PR middle-end/36172
16962 * fold-const.c (operand_equal_p): Two objects which types
16963 differ in pointerness are not equal.
16965 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16967 * calls.c (compute_argument_block_size): Add argument tree fndecl.
16968 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
16969 (emit_library_call_value_1): Add new variable fndecl initialized by
16970 NULL_TREE. It should be the decl type of orgfun, but this information
16971 seems not to be available here, so it uses the default calling abi.
16972 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
16973 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
16974 by TARGET_RETURN_IN_MEMORY.
16975 * config/i386/i386-interix.h: Likewise.
16976 * config/i386/i386.h: Likewise.
16977 * config/i386/i386elf.h: Likewise.
16978 * config/i386/ptx4-i.h: Likewise.
16979 * config/i386/sol2-10.h: Likewise.
16980 * config/i386/sysv4.h: Likewise.
16981 * config/i386/vx-common.h: Likewise.
16982 * config/cris/cris.h: Removed #if 0 clause.
16983 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
16984 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
16986 (ix86_sol10_return_in_memory): Likewise.
16987 (ix86_i386elf_return_in_memory): New.
16988 (ix86_i386interix_return_in_memory): New.
16989 * config/mt/mt-protos.h (mt_return_in_memory): New.
16990 * config/mt/mt.c: Likewise.
16991 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16992 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
16993 * config/bfin/bfin.h: Likewise.
16994 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
16996 * config/bfin/bfin.c: Likewise.
16997 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16998 * config/alpha/unicosmk.h: Likewise.
16999 * config/i386/cygming.h: Likewise.
17000 * config/iq2000/iq2000.h: Likewise.
17001 * config/mips/mips.h: Likewise.
17002 * config/mn10300/mn10300.h: Likewise.
17003 * config/rs6000/rs6000.h: Likewise.
17004 * config/score/score.h: Likewise.
17005 * config/spu/spu.h: Likewise.
17006 * config/v850/v850.h: Likewise.
17007 * defaults.h: Likewise.
17008 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17009 * expr.c (emit_block_move): Adjust use of
17010 OUTGOING_REG_PARM_STACK_SPACE.
17011 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17012 OUTGOING_REG_PARM_STACK_SPACE.
17013 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17015 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17017 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17018 on OMP_RETURN for OMP_FOR.
17021 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17022 (fortran_common): New function.
17023 (gen_variable_die): Call fortran_common instead of common_check,
17024 adjust for it returning tree instead of rtx. Formatting.
17026 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17030 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17031 * c-decl.c (merge_decls): Ditto.
17032 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17033 to RTL_CONST_OR_PURE_CALL_P.
17034 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17035 Initialized DECL_LOOPING_CONST_PURE.
17036 (process_call_operands): Set tree_side_effects properly.
17037 * tree.h (TREE_READONLY_DECL_P): Removed.
17038 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17039 (DECL_LOOPING_OR_CONST_P): New macro.
17040 (struct tree_function_decl): Added looping_const_or_pure_p.
17041 (ECF_*) Renumbered.
17042 (ECF_LOOPING_OR_CONST_P): New macro.
17043 * rtlanal.c (pure_const_p): Removed.
17044 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17045 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17046 to RTL_CONST_CALL_P.
17047 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17048 (check_decl, check_tree, check_call, scan_function): Initialize
17050 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17051 (static_execute): Set looping true for recursive functions.
17052 Undo setting state to IPA_NEITHER for recursive functions.
17053 * cse.c (cse_insn):
17054 * ifcvt.c (noce_can_store_speculate_p): Changed
17055 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17056 RTL_CONST_OR_PURE_CALL_P.
17057 * dse.c (scan_insn): Ditto.
17058 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17059 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17060 RTL_CONST_OR_PURE_CALL_P.
17061 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17062 pure_call_p to RTL_CONST_CALL_P.
17063 * gimplify.c (gimplify_call_expr): Clear side effects for
17064 non-looping pure and constant calls.
17065 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17066 (flags_from_decl_or_type): Set ecf flags from decl flags.
17067 (initialize_argument_information): Turn off
17068 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17069 Change const to pure if callee_copies is true rather than just
17071 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17072 way of marking pure calls.
17073 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17074 Remove hack that was supposed to fix pr7335 and remove old
17075 way of marking pure calls.
17076 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17077 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17078 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17079 RTL_CONST_OR_PURE_CALL_P.
17080 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17081 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17082 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17083 * sched-deps.c (schedule_analyze): Ditto.
17084 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17085 return_val field of calls to represent pure and const function info.
17086 (CONST_OR_PURE_CALL_P): Deleted macro.
17087 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17088 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17089 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17091 * tree-optimize.c (execute_fixup_cfg): Added test for
17092 ECF_LOOPING_CONST_OR_PURE.
17093 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17095 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17096 effects for looping pure or const calls.
17097 (verify_gimple_expr): Added verification code.
17098 * config/alpha/alpha.c (alpha_legitimize_address,
17099 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17101 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17102 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17103 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17104 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17105 RTL_CONST_OR_PURE_CALL_P.
17106 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17107 and const calls to be deleted.
17109 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17112 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17113 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17114 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17115 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17116 to handle nonimmediate operands.
17117 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17118 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17119 to handle nonimmediate operands.
17120 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17121 (mmx_pmulhrwv4hi3): New expander. Use
17122 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17123 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17124 (sse2_umulv1siv1di3): New expander. Use
17125 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17126 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17127 (mmx_eq<mode>3): New expander. Use
17128 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17129 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17130 (mmx_uavgv8qi3): New expander. Use
17131 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17132 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17133 (mmx_uavgv4hi3): New expander. Use
17134 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17136 * config/i386/sse.md
17137 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17138 to handle nonimmediate operands.
17139 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17140 to handle nonimmediate operands.
17141 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17142 to handle nonimmediate operands.
17143 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17144 to handle nonimmediate operands.
17145 (sse2_unpckhpd_exp): New expander. Use
17146 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17147 (sse2_unpcklpd_exp): New expander. Use
17148 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17149 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17150 to handle nonimmediate operands.
17151 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17152 to handle nonimmediate operands.
17153 (*sse2_<plusminus_insn><mode>3): Rename from
17154 sse2_<plusminus_insn><mode>3 insn pattern.
17155 (sse2_<plusminus_insn><mode>3): New expander. Use
17156 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17157 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17158 (sse2_umulv2siv2di3): New expander. Use
17159 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17160 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17161 (sse4_1_mulv2siv2di3): New expander. Use
17162 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17163 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17164 (sse2_pmaddwd): New expander. Use
17165 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17166 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17167 (sse2_eq<mode>3): New expander. Use
17168 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17169 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17170 (sse4_1_eqv2di3): New expander. Use
17171 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17172 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17173 (sse2_uavgv16qi3): New expander. Use
17174 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17175 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17176 (sse2_uavgv16qi3): New expander. Use
17177 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17178 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17179 (sse2_uavgv8hi3): New expander. Use
17180 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17181 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17182 (ssse3_pmulhrswv8hi3): New expander. Use
17183 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17184 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17185 (ssse3_pmulhrswv4hi3): New expander. Use
17186 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17188 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17189 (<sse>_vmmul<mode>3): Ditto.
17190 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17192 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17193 (ssse3_pmaddubsw): Ditto.
17195 * config/i386/i386.c (struct_builtin_description)
17196 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17197 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17198 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17199 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17200 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17201 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17202 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17203 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17204 (ix86_fixup_binary_operands): Assert that src1
17205 and src2 must have the same mode when swapped.
17206 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17207 and ix86_binary_operator_ok. Do not force operands in registers
17210 2008-05-07 Jan Hubicka <jh@suse.cz>
17212 * cgraph.c (dump_cgraph_node): Update.
17213 * cgraph.h (cgraph_local_info): Break out inline summary.
17214 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17216 * ipa-inline (inline_summary): New accestor function.
17217 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17218 cgraph_decide_inlining, compute_inline_parameters): Update.
17219 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17221 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17223 Cleanup ColdFire scheduling support and add V4 pipeline model.
17225 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17226 (define_attr cpu): Add cfv4 value.
17227 (define_attr type, define_attr type1): Merge into a single 'type'
17228 attribute. Update all uses.
17229 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17230 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17232 (define_attr opx_mem, define_attr opy_mem): Remove.
17233 (define_attr op_mem): Clean up, update comment.
17234 (define_attr size): Use specific values instead of general int.
17235 (define_attr guess, define_attr split): Remove. Update all uses.
17236 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17237 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17238 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17239 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17240 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17241 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17242 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17243 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17244 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17245 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17246 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17247 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17248 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17249 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17250 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17251 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17252 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17253 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17254 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17255 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17256 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17257 Update or set attributes.
17258 (stack_tie): New fake instruction.
17260 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17261 (m68k_sched_attr_size): Update declaration.
17262 (m68k_sched_attr_type2): Remove.
17263 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17264 Declare new bypass predicates.
17266 * config/m68k/m68k.c (m68k_sched_issue_rate,
17267 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17269 (TARGET_SCHED_ISSUE_RATE,
17270 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17271 (override_options): Handle scheduling for ColdFire V4 core.
17272 (m68k_expand_prologue): Emit stack_tie.
17273 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17274 'OP_TYPE_FPN'. Update all uses.
17275 (sched_guess_p): Remove.
17276 (sched_address_type): Handle symbolic addresses.
17277 (sched_get_operand): New static function.
17278 (sched_operand_type): Merge into sched_attr_op_type.
17279 (sched_attr_op_type): Handle FP registers, handle quick constants,
17281 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17282 (m68k_sched_attr_size): Update. Move logic to ...
17283 (sched_get_attr_size_int): New static function.
17284 (sched_get_opxy_mem_type): New static function.
17285 (m68k_sched_attr_op_mem): Update.
17286 (m68k_sched_attr_type2): Remove.
17287 (sched_cfv4_bypass_data): New static variable.
17288 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17289 (m68k_sched_issue_rate): Implement scheduler hook.
17290 (struct _sched_ib: enabled_p): New field.
17291 (m68k_sched_variable_issue): Update. Handle V4.
17292 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17293 sched_dump_class_func_t, sched_dump_split_class,
17294 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17295 sched_dump_dfa_class, m68k_sched_dump): Remove.
17296 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17298 (m68k_sched_init_global): Remove statisctics dumping, introduce
17299 sanity check that all instructions have pipeline reservations. Handle
17301 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17302 Handle ColdFire V4 core.
17303 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17304 New static functions.
17305 (m68k_sched_address_bypass_p): New bypass predicate.
17306 (sched_get_indexed_address_scale): New static function.
17307 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17309 * cf.md: Update comments.
17310 (define_attr type2): Remove. Use 'type' attribute instead.
17312 (cf_ib): Rename to cfv123_ib. Update all uses.
17313 (cf_oep): Rename to cfv123_oep. Update all uses.
17314 (cf_chr): Rename to cfv123_chr. Update all uses.
17315 (cf_mem): Rename to cfv123_mem. Update all uses.
17316 (cf_mac): Move to more appropriate place.
17317 (cfv123_guess): New automaton and cpu_unit.
17318 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17319 Update uses of 'size' attribute. Handle before reload scheduling.
17320 (cfv123_guess): New dummy reservation for unhandled instructions.
17321 (cfv4_*): Pipeline description of ColdFire V4 core.
17322 (ignore): New reservation to handle 'ignore' type.
17324 2008-05-07 Ian Lance Taylor <iant@google.com>
17326 PR middle-end/36013
17327 * gimplify.c (find_single_pointer_decl_1): Don't look through
17329 (find_single_pointer_decl): Adjust comments.
17331 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17333 PR middle-end/36137
17334 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17335 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17337 PR middle-end/36106
17338 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17339 integral type rather than floating point, then VIEW_CONVERT_EXPR
17340 to the floating point type.
17342 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17344 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17345 TFmode op0 to register.
17347 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17349 * c-decl.c (grokdeclarator): Comment typo.
17351 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17353 * tree-flow.h: Remove prototype for computed_goto_p.
17354 * tree-cfg.c (computed_goto_p): Make static.
17356 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17359 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17360 (contains_aligned_value_p): This. Handle _Decimal128.
17361 (ix86_function_arg_boundary): Only align _Decimal128 to its
17362 natural boundary and handle it properly.
17364 2008-05-06 Martin Jambor <mjambor@suse.cz>
17366 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17367 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17368 (ipcp_method_set_orig_node): Removed.
17369 (ipcp_cval_get_cvalue_type): Removed.
17370 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17371 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17372 (ipcp_cval_set_cvalue_type): Removed.
17373 (ipcp_cval_get_cvalue): Removed.
17374 (ipcp_cval_set_cvalue): Removed.
17375 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17376 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17377 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17378 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17379 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17380 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17381 (ipcp_get_ith_lattice): Changed parameters.
17382 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17383 (ipcp_lattice_from_jfunc): Changed parameters.
17384 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17385 (ipcp_method_cval_print): Added temporary variable info.
17386 (ipcp_redirect): Removed already unused local variable caller.
17387 (ipcp_redirect): New temporary variable orig_callee_info
17388 (ipcp_redirect): Removed newly unused local variable callee.
17389 (ipcp_redirect): Removed (a bit confusing) local variable type.
17390 (ipcp_insert_stage): Added local variable info.
17391 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17393 (ipcp_formal_create): Removed.
17394 (ipcp_method_cval_set): Removed.
17395 (ipcp_propagate_stage): Renamed lattice variables.
17396 (ipcp_method_cval_set_cvalue_type): Removed.
17397 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17398 (ipcp_print_all_lattices): Changed printed strings to refer to
17399 lattices rather than cvals.
17400 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17401 (ipcp_propagate_const): Changed formal parameters.
17402 (build_const_val): Changed formal parameters.
17403 (ipcp_insert_stage): Removed useless variable cvalue
17404 (build_const_val): Changed formal parameters.
17405 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17406 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17407 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17408 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17409 (ipcp_print_func_profile_counts): Changed string from "method" to
17411 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17412 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17413 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17414 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17415 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17416 (ipcp_lat_is_const): Changed parameters and made inline.
17417 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17418 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17419 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17420 the predicate condition directly
17421 (ipcp_propagate_stage): Added local variable args. Removed local
17422 variable callee. (Both are mere code simplifications.)
17423 (ipcp_method_dont_insert_const): Renamed to
17424 ipcp_node_not_modifiable_p.
17425 (ipcp_node_not_modifiable_p): Made inline.
17426 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17427 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17428 (ipcp_print_all_lattices): Removed variable cvalue
17429 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
17432 2008-05-06 Olivier Hainque <hainque@adacore.com>
17434 * tree-sra.c (try_instantiate_multiple_fields): Early return
17435 if field has POINTER_TYPE.
17437 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
17439 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
17440 by using 'q' specifier for instruction.
17441 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
17443 2008-05-06 Anatoly Sokolov <aesok@post.ru>
17445 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17446 Change mode of zero_extract from QImode to HImode.
17447 (sign bit tests peepholes): (Ditto.).
17449 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
17451 * config/i386/mmx.md: Remove double backslashes from asm templates.
17452 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
17453 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17454 to handle nonimmediate operands.
17455 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
17456 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17457 to handle nonimmediate operands.
17458 (*mmx_<code>v2sf3_finite): New insn pattern.
17459 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
17460 (mmx_<code>v2sf3): New expander. Use
17461 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17462 (mmx_<plusminus_insn><mode>3): New expander. Use
17463 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17464 (*mmx_<plusminus_insn><mode>3): New insn pattern.
17465 (mmx_add<mode>3): Removed.
17466 (mmx_ssadd<mode>3): Ditto.
17467 (mmx_usadd<mode>3): Ditto.
17468 (mmx_sub<mode>3): Ditto.
17469 (mmx_sssub<mode>3): Ditto.
17470 (mmx_ussub<mode>3): Ditto.
17471 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
17472 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
17473 to handle nonimmediate operands.
17474 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
17476 (mmx_smulv4hi3_highpart): New expander. Use
17477 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17478 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
17480 (mmx_umulv4hi3_highpart): New expander. Use
17481 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17482 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
17483 (mmx_<code>v4hi3): New expander. Use
17484 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17485 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
17486 (mmx_<code>v8qi3): New expander. Use
17487 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17488 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
17489 (mmx_<code><mode>3): New expander. Use
17490 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17492 2008-05-05 Jan Hubicka <jh@suse.cz>
17494 PR tree-optimization/36118
17495 * passes.c (pass_init_dump_file): Fix dump header.
17497 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17499 PR middle-end/36141
17500 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
17501 VCE for function decls.
17503 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17505 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
17507 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17509 * config/i386/i386.md (sat_plusminus): New.
17510 (plusminus_insn): Likewise.
17511 (plusminus_mnemonic): Likewise.
17513 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
17514 (*<addsub><mode>3_cc_overflow): Renamed to ...
17515 (*<plusminus_insn><mode>3_cc_overflow): This.
17516 (*<addsub>si3_zext_cc_overflow): Renamed to ...
17517 (*<plusminus_insn>si3_zext_cc_overflow): This.
17519 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
17520 (<plusminus_insn><mode>3): This.
17521 (*<addsub><mode>3): Renamed to ...
17522 (*<plusminus_insn><mode>3): This.
17523 (<sse>_vm<addsub><mode>3): Renamed to ...
17524 (<sse>_vm<plusminus_insn><mode>3): This.
17525 (sse3_h<addsub>v4sf3): Renamed to ...
17526 (sse3_h<plusminus_insn>v4sf3): This.
17527 (sse3_h<addsub>v2df3): Renamed to ...
17528 (sse3_h<plusminus_insn>v2df3): This.
17529 (<plusminus_insn><mode>3): New.
17530 (*<plusminus_insn><mode>3): Likewise.
17531 (sse2_<plusminus_insn><mode>3): Likewise.
17532 (add<mode>): Removed.
17533 (*add<mode>3): Likewise.
17534 (sse2_ssadd<mode>3): Likewise.
17535 (sse2_usadd<mode>3): Likewise.
17536 (sub<mode>3): Likewise.
17537 (*sub<mode>3): Likewise.
17538 (sse2_sssub<mode>3): Likewise.
17539 (sse2_ussub<mode>3): Likewise.
17541 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
17543 * gthr-single.h: Add in required interface elements as per gthr.h.
17544 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
17545 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
17546 Generalize UNUSED macro.
17547 (__gthread_once): Add.
17548 (__gthread_key_create): Add.
17549 (__gthread_key_delete): Add.
17550 (__gthread_getspecific): Add.
17551 (__gthread_setspecific): Add.
17553 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
17555 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
17556 the same size types for the indirect reference on the rhs, then
17559 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
17561 * config/i386/i386.md
17562 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
17563 one insn template instead of template series.
17564 (*xordi_1_rex64): Ditto.
17565 (*xordi_2_rex64): Ditto.
17567 2008-05-05 Ira Rosen <irar@il.ibm.com>
17569 PR tree-optimization/36119
17570 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
17573 2008-06-04 Jan Hubicka <jh@suse.cz>
17575 tree-optimization/36100
17576 * tree-pass.h (pass_O0_always_inline): Declare.
17577 * ipa-inline.c (inline_transform): Remove dead code.
17578 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
17579 pass_O0_always_inline): New.
17580 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
17582 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
17584 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
17585 mnemonic in this_param move for TARGET_64BIT.
17587 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
17589 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
17590 (*strmovsi_rex_1): Ditto.
17591 (*strsetsi_1): Ditto.
17592 (*strsetsi_rex_1): Ditto.
17594 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
17595 adddicc expanders using SWI mode iterator.
17597 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
17600 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
17603 2008-05-04 David S. Miller <davem@davemloft.net>
17605 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
17606 (sparc*-*-linux*): Use linux.h in tm_file.
17607 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
17608 compiler defaulting to 32-bit.
17609 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
17611 * config/sparc/linux.h: Remove definitions now obtained
17612 properly from linux.h
17613 * config/sparc/linux64.h: Likewise.
17614 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
17615 don't want this setting for 32-bit builds in a biarch compiler.
17616 * doc/install.texi: Add sparc-linux to list of targets
17617 supporting --enable-targets=all.
17619 2008-05-03 Andrew Pinski <pinskia@gmail.com>
17621 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
17623 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
17625 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
17626 after V4SI_FTYPE_V8HI.
17627 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
17628 case V4SI_FTYPE_V2DF.
17630 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
17632 * doc/invoke.texi (max-flow-memory-locations): Removed.
17633 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
17635 2008-05-03 Richard Guenther <rguenther@suse.de>
17637 PR middle-end/34973
17638 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
17640 2008-05-02 David S. Miller <davem@davemloft.net>
17642 * config.gcc (need_64bit_hwint): Document libcpp dependency.
17644 2008-05-02 Simon Baldwin <simonb@google.com>
17647 * c-common.h (warn_array_subscript_range): Removed.
17648 * c-common.c (warn_array_subscript_range): Ditto.
17649 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
17650 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
17652 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17654 * config/i386/i386.c (ix86_special_builtin_type): New.
17655 (bdesc_special_args): Likewise.
17656 (ix86_expand_special_args_builtin): Likewise.
17657 (ix86_init_mmx_sse_builtins): Updated.
17658 (ix86_expand_builtin): Updated.
17659 (ix86_expand_store_builtin): Removed.
17660 (ix86_expand_unop_builtin): Likewise.
17662 * config/i386/mm3dnow.h (__v2sf): Moved to ...
17663 * config/i386/mmintrin.h (__v2sf): Here.
17665 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
17667 (_mm_loadl_pi): Likewise.
17668 (_mm_storeh_pi): Replace __v2si with __v2sf.
17669 (_mm_storel_pi): Likewise.
17671 * doc/extend.texi: Correct __builtin_ia32_loadhps,
17672 __builtin_ia32_loadlps, __builtin_ia32_storehps,
17673 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
17674 __builtin_ia32_loadlpd.
17676 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17678 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
17679 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
17680 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
17681 (ix86_init_mmx_sse_builtins): Updated.
17682 (ix86_expand_args_builtin): Likewise.
17683 (ix86_expand_builtin): Likewise.
17684 (ix86_expand_unop1_builtin): Renamed to ...
17685 (ix86_expand_unop_vec_merge_builtin): This.
17687 2008-05-01 Jan Hubicka <jh@suse.cz>
17690 * ipa-inline.c (inline_generate_summary): Make static.
17691 (inline_transform): Do not call inlining at -O0; make static.
17692 * passes.c (execute_todo): Add sanity check.
17693 (execute_one_ipa_transform_pass): Execute proper flags.
17695 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
17697 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
17698 (DECL_NONADDRESSABLE_P): Likewise.
17699 * alias.c (record_component_aliases): Fix comment.
17701 2008-05-01 Simon Baldwin <simonb@google.com>
17703 * c-common.h (warn_array_subscript_range): New function.
17704 * c-common.c (warn_array_subscript_range): Ditto.
17705 * tree-vrp.c (check_array_ref): Corrected code to agree with
17706 comment, ignoring only arrays of size 0 or size 1.
17707 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
17709 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17711 * config/i386/i386.c (ix86_builtin_type): Replace
17712 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
17713 (bdesc_args): Updated.
17714 (ix86_init_mmx_sse_builtins): Likewise.
17715 (ix86_expand_args_builtin): Likewise.
17717 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
17720 * doc/extend.texi: Correct __builtin_ia32_palignr.
17722 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17725 * config/i386/i386.c (bdesc_crc32): Removed.
17726 (ix86_expand_crc32): Likewise.
17727 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
17728 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
17729 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
17730 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
17731 UINT_FTYPE_UINT_UCHAR.
17732 (bdesc_args): Updated. Add crc32 builtins.
17733 (ix86_init_mmx_sse_builtins): Updated.
17734 (ix86_expand_args_builtin): Updated to support subreg.
17736 * doc/extend.texi: Correct __builtin_ia32_crc32di.
17738 2008-05-01 Jan Hubicka <jh@suse.cz>
17740 * tree-pass.h (opt_pass): Add IPA_PASS.
17741 (varpool_node, cgraph_node): Forward declare.
17742 (ipa_opt_pass): Define.
17743 (pass_ipa_inline): Turn into ipa_opt_pass.
17744 (pass_apply_inline): Remove.
17745 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
17746 (apply_inline): Turn into ....
17747 (inline_transform): ... this one.
17748 (inline_generate_summary): New function.
17749 (pass_apply_inline): Remove.
17750 * function.h (ipa_opt_pass): Forward declare structure; typedef;
17752 (struct function): Add ipa_transforms_to_apply.
17753 * passes.c (register_one_dump_file): Work on IPA_PASS.
17754 (init_optimization_passes): Remove pass_inline_parameters and
17756 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
17757 (execute_one_pass) ... here; apply transforms when possible.
17758 (add_ipa_transform_pass, execute_ipa_summary_asses,
17759 execute_one_ipa_transform_pass): New.
17760 (execute_ipa_pass_list): Update for IPA_PASS type.
17762 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17764 * config/i386/i386.c (ix86_builtin_type): Add
17765 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
17766 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
17767 (bdesc_args): Add SSE4a builtins.
17768 (ix86_init_mmx_sse_builtins): Updated.
17769 (ix86_expand_args_builtin): Likewise.
17770 (ix86_expand_builtin): Likewise.
17772 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17774 * config/i386/i386.c (ix86_builtin_type): Add
17775 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
17776 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
17777 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
17778 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
17779 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
17780 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
17781 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
17782 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
17783 and DI_FTYPE_DI_DI_INT.
17784 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
17785 (ix86_init_mmx_sse_builtins): Updated.
17786 (ix86_expand_args_builtin): Likewise.
17787 (ix86_expand_builtin): Likewise.
17788 (ix86_expand_binop_imm_builtin): Removed.
17790 * doc/extend.texi: Correct __builtin_ia32_palignr128.
17792 2008-04-30 Richard Guenther <rguenther@suse.de>
17794 PR tree-optimization/32921
17795 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
17797 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
17799 * config/arm/arm.c (arm_unwind_emit): Use
17800 crtl->all_throwers_are_sibcalls instead of
17801 cfun->all_throwers_are_sibcalls.
17802 (arm_output_fn_unwind): Likewise.
17803 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
17804 instead of cfun->uses_pic_offset_table.
17805 (frv_expand_prologue): Likewise.
17806 (frv_frame_pointer_required): Likewise.
17807 (frv_expand_fdpic_call): Likewise.
17808 (frv_emit_movsi): Likewise.
17809 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
17810 cfun->returns_pcc_struct instead of
17811 current_function_returns_pcc_struct.
17812 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
17813 instead of cfun->calls_eh_return.
17814 (m32c_pushm_popm): Likewise.
17815 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
17816 "extern" declaration.
17818 2008-04-30 Richard Guenther <rguenther@suse.de>
17820 PR tree-optimization/21636
17821 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
17823 (evaluate_stmt): Print the likely value.
17824 (ccp_visit_stmt): Avoid excessive vertical spacing.
17826 2008-04-30 Rafael EspÃndola <espindola@google.com>
17828 * builtins.c (fold_call_expr): Return realret.
17829 * tree-ssa-threadedge.c
17830 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17831 __builtin_object_size.
17833 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
17835 * gcc.c (wrapper_string): New variable.
17836 (insert_wrapper): New function.
17837 (execute): New option -wrapper.
17838 * doc/invoke.texi (Overall Options): New driver option -wrapper.
17840 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
17842 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
17843 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
17844 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
17846 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
17847 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
17848 config/rs6000/e500crtres64gprctr.asm,
17849 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
17850 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
17851 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
17852 config/rs6000/e500crtsav64gprctr.asm,
17853 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
17854 config/rs6000/e500crtsavg64gprctr.asm: New files.
17855 * config/rs6000/t-ppccomm: Add build rules for new files.
17856 (LIB2FUNCS_STATIC_EXTRA): Add new files.
17857 * config/rs6000/t-netbsd: Add build rules for new files.
17858 (LIB2FUNCS_STATIC_EXTRA): New variable.
17859 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
17860 (CRTSAVRES_DEFAULT_SPEC): Likewise.
17861 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
17863 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
17865 * config/i386/i386.c (ix86_builtin_type): Add
17866 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
17867 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
17868 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
17869 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
17870 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
17871 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
17872 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
17873 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
17874 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
17875 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
17876 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
17877 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
17878 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
17879 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
17880 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
17881 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
17882 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
17883 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
17884 V1DI_FTYPE_V2SI_V2SI.
17885 (bdesc_2arg): Moved to ...
17886 (bdesc_args): Here.
17887 (ix86_init_mmx_sse_builtins): Updated.
17888 (ix86_expand_args_builtin): Updated. Take a pointer
17889 to const struct builtin_description. Handle comparison
17891 (ix86_expand_sse_compare): Take a new argument for swapping operands.
17892 (ix86_expand_builtin): Updated.
17894 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
17895 (ssse3_pmaddubsw128): This.
17896 (ssse3_pmaddubswv4hi3): Renamed to ...
17897 (ssse3_pmaddubsw): This.
17899 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
17900 (__builtin_ia32_packssdw128): Likewise.
17901 (__builtin_ia32_packuswb128): Likewise.
17902 (__builtin_ia32_pmaddubsw): Likewise.
17903 (__builtin_ia32_pmaddubsw128): Likewise.
17905 2008-04-30 Richard Guenther <rguenther@suse.de>
17907 PR tree-optimization/14847
17908 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
17909 (recognize_bits_test): Use it.
17910 (recognize_single_bit_test): Likewise.
17912 2008-04-30 Martin Jambor <mjambor@suse.cz>
17914 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
17915 instead of setting number of formal parameters to zero.
17916 (ipcp_init_stage): Do not set the number of actual parameters to zero
17918 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
17919 which are called with variable number of arguments.
17920 (ipcp_insert_stage): Explicitely skipping all nodes which are
17921 called with variable number of arguments.
17922 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
17923 number of parameters.
17925 * ipa-prop.h (struct ipa_node_params): Added flag
17926 called_with_var_arguments
17927 (ipa_set_param_count): Added. Changed sole setter to use it.
17928 (ipa_get_param_count): Added. All readers of param_count
17929 converted to use it instead.
17930 (ipa_set_called_with_variable_arg): Added.
17931 (ipa_is_called_with_var_arguments): Added.
17932 (ipa_get_ith_param): Added. All readers of param_decls converted
17934 (ipa_set_cs_argument_count): Added, sole writer to argument_count
17936 (ipa_get_cs_argument_count): Added, all readers of argument_count
17938 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
17941 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
17942 (struct ipcp_lattice): Renamed cval_type to type
17943 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
17945 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
17946 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
17947 (ipcp_insert_stage): Changed the type of variable cvalue to tree
17948 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
17949 (build_const_val): Changed the type of parameter cvalue to tree
17950 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
17951 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
17953 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
17956 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
17957 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
17958 (ipa_add_method): Renamed to ipa_push_func_to_list
17959 (ipa_remove_method): Renamed to ipa_pop_func_from_list
17960 (ipa_callsite_param_count): Removed.
17961 (ipa_callsite_param_count_set): Removed.
17962 (ipa_callsite_param): Removed.
17963 (ipa_callsite_callee): Removed.
17964 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
17965 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
17966 (ipa_method_formal_count): Removed.
17967 (ipa_method_formal_count_set): Removed.
17968 (ipa_method_get_tree): Removed.
17969 (ipa_method_tree_map_create): Removed.
17970 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
17971 (ipa_create_param_decls_array): Creates the array itself
17972 (ipa_create_param_decls_array): Temporary variable info instead of
17973 a few dereferences.
17974 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
17975 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
17976 (get_type): Removed.
17977 (ipa_jf_get_info_type): Removed.
17978 (ipa_node_create): Renamed to ipa_create_node_params
17979 (ipa_free): Renamed to ipa_free_all_node_params
17980 (ipa_nodes_create): Renamed to ipa_create_all_node_params
17981 (ipa_edges_create): Renamed to ipa_create_all_edge_args
17982 (ipa_edges_free): Renamed to ipa_free_all_edge_args
17983 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
17984 (ipa_free_all_node_params): Deallocation to jump_functions moved to
17985 ipa_free_all_edge_args
17986 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
17987 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
17988 (ipa_create_methodlist_node): Removed.
17989 (ipa_methodlist_method): Removed.
17990 (ipa_methodlist_method_set): Removed.
17991 (ipa_methodlist_next_method): Removed.
17992 (ipa_methodlist_next_method_set): Removed.
17993 (ipa_method_is_modified): Removed.
17994 (ipa_method_modify_create): Removed.
17995 (ipa_method_modify_init): Temporary variable info instead of a few
17997 (ipa_detect_param_modifications): Temporary variable info instead of
17998 a few dereferences.
17999 (ipa_compute_jump_functions): Temporary variable info instead of
18000 a few dereferences.
18001 (ipa_method_modify_set): Removed.
18002 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18003 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18004 than craph_node as the first parameter.
18005 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18006 (ipa_method_modify_init): Removed.
18007 (ipa_compute_jump_functions): Added a temp variable instead of
18008 repeatadly dereferencing the cgraph_edge.aux pointer
18009 (ipa_callsite_param_set_type): Removed.
18010 (ipa_compute_jump_functions): i renamed to index and moved to
18012 (ipa_callsite_param_set_info_type_formal): Removed.
18013 (ipa_callsite_param_set_info_type): Removed.
18014 (ipa_callsite_param_map_create): Removed.
18015 (ipa_callsite_tree): Removed.
18016 (ipa_callsite_caller): Removed.
18017 (ipa_pop_func_from_list): return_method removed to return_func
18019 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18020 prefixed all values with IPA_. Changed all users.
18021 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18022 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18023 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18024 (union parameter_info): Renamed to jump_func_value.
18025 (union jump_func_value): Renamed value to constant
18026 (struct ipa_jump_func): Renamed info_type to value
18027 (struct ipa_node): Renamed to ipa_node_params
18028 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18029 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18030 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18031 (struct ipa_edge): Renamed to ipa_edge_args
18032 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18033 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18034 (struct ipa_methodlist): Renamed to ipa_func_list
18035 (struct ipa_func_list): method_p renamed to node, next_method
18037 (ipa_methodlist_p): Removed, switched all users to struct pointer
18038 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18040 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18042 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18043 (rs6000_emit_epilogue): Use backchain to restore only when we
18044 have a large frame. Make use of frame pointer to restore if we
18045 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18047 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18049 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18050 Add mode to zero_extract.
18051 (sign bit tests peepholes): (Ditto.).
18053 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18055 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18056 Instructions in comments with SSE3.
18057 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18058 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18059 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18060 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18061 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18062 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18063 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18064 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18065 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18066 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18067 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18068 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18069 (bdesc_sse_args): Renamed to ...
18070 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18071 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18072 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18073 IX86_BUILTIN_FABSQ.
18074 (bdesc_1arg): Moved to ...
18075 (bdesc_args): Here.
18076 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18077 Instructions in comments with SSE3.
18078 (ix86_expand_sse_operands_builtin): Renamed to ...
18079 (ix86_expand_args_builtin): This. Updated.
18080 (ix86_expand_unop1_builtin): Update comments.
18081 (ix86_expand_builtin): Updated.
18083 2008-04-29 Richard Guenther <rguenther@suse.de>
18085 PR tree-optimization/36078
18086 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18087 Update virtual SSA form after cleaning up the CFG.
18089 2008-04-29 Richard Guenther <rguenther@suse.de>
18091 PR middle-end/15255
18092 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18094 2008-04-29 Richard Guenther <rguenther@suse.de>
18096 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18097 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18098 (compute_flow_insensitive_aliasing): Do not treat
18099 PTR_IS_REF_ALL pointers special.
18100 (get_smt_for): Likewise.
18101 (may_alias_p): Re-structure.
18102 (is_escape_site): A ref-all pointer conversion is not an escape site.
18103 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18104 PTR_IS_REF_ALL pointers special.
18105 * tree-ssa-structalias.h (struct alias_info): Remove
18106 ref_all_symbol_mem_tag field.
18107 (PTR_IS_REF_ALL): Remove.
18109 2008-04-29 Richard Guenther <rguenther@suse.de>
18111 PR middle-end/36077
18112 * fold-const.c (extract_muldiv_1): In combining division constants
18113 make sure to never overflow.
18115 2008-04-29 Nick Clifton <nickc@redhat.com>
18117 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18119 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18122 * optc-gen.awk: Work around HP-UX/IA awk bug.
18124 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18126 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18129 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18132 * config/i386/i386.md
18133 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18134 Change operand 1 predicate to nonimmediate_operand.
18136 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18139 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18141 * gengtype.c (walk_type, write_func_for_structure): Handle
18143 * doc/gty.texi: Document chain_circular.
18145 2008-04-28 Richard Guenther <rguenther@suse.de>
18147 PR tree-optimization/36066
18148 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18151 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18154 * config/i386/i386.md
18155 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18156 Use match_scratch instead of match_operand for operands 3 and 4.
18158 2008-04-27 Richard Guenther <rguenther@suse.de>
18160 PR tree-optimization/18754
18161 PR tree-optimization/34223
18162 * tree-pass.h (pass_complete_unrolli): Declare.
18163 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18164 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18165 Rewrite loop into loop closed SSA form if it is not already.
18166 (tree_unroll_loops_completely): Re-structure to iterate over
18167 innermost loops with intermediate CFG cleanups.
18168 Unroll outermost loops only if requested or the code does not grow
18170 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18171 loops are available.
18172 (tree_vectorize): Instead do so here.
18173 (tree_complete_unroll): Also unroll outermost loops.
18174 (tree_complete_unroll_inner): New function.
18175 (gate_tree_complete_unroll_inner): Likewise.
18176 (pass_complete_unrolli): New pass.
18177 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18178 uses outside of the loop.
18179 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18180 form if it is available.
18181 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18182 * passes.c (init_optimization_passes): Schedule complete inner
18183 loop unrolling pass before the first CCP pass after final inlining.
18185 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18187 * targhooks.h (default_emutls_var_fields,
18188 default_emutls_var_init): Declare.
18189 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18190 * target.h (struct gcc_target): Add struct emutls member.
18191 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18192 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18193 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18194 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18195 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18196 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18197 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18198 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18199 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18200 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18201 emit debug information.
18202 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18203 * varasm.c: Include targhooks.h.
18204 (emutls_object_section, emutls_tmpl_section): New.
18205 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18206 (EMUTLS_SEPARATOR): New.
18207 (prefix_name): New.
18208 (get_emutls_object_name): New.
18209 (default_emutls_var_fields): New, broken out of ...
18210 (get_emutls_object_type): ... here. Adjust to use target hooks.
18211 (get_emutls_init_templ_addr): Adjust to use target hooks.
18212 (emutls_decl): Adjust to use target hooks.
18213 (emutls_finish): Likewise.
18214 (default_emutls_var_init): New, broken out of ...
18215 (assemble_variable): ... here. Adjust to use target hooks.
18216 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18217 SECCAT_EMUTLS_TMPL.
18218 * c-common.c (handle_section_attribute): Prevent overriding
18219 sections for emulated tls with special sections.
18220 * config/i386/i386.c (x86_64_elf_select_section): Add
18221 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18222 (x86_64_elf_unique_section): Likewise.
18223 * config/vxworks.c: Include tree.h.
18224 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18225 (vxworks_override_options): Set TLS scheme.
18226 * doc/tm.texi (Emulated TLS): New node.
18228 2008-04-26 Simon Baldwin <simonb@google.com>
18231 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18232 with propagated string constants.
18234 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18236 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18237 constraint for operand 2 when operand 0 is memory operand.
18238 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18239 operand 0 is memory operand.
18240 (fix_trunc<mode>_i387_with_temp): Ditto.
18241 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18242 operand 2 when operand 1 is memory operand.
18243 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18244 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18245 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18246 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18247 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18248 operands 2,3 and 4 when operand 1 is memory operand.
18249 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18251 (fistdi2_floor_with_temp): Ditto.
18252 (fist<mode>2_floor_with_temp): Ditto.
18253 (fistdi2_ceil_with_temp): Ditto.
18254 (fist<mode>2_ceil_with_temp): Ditto.
18255 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18257 2008-04-26 David Daney <ddaney@avtrex.com>
18259 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18261 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18262 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18263 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18264 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18265 (compare_and_swap_12): New insn.
18266 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18267 * config/mips/mips.c (mips_force_binary): New function.
18268 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18269 (mips_expand_compare_and_swap_12): New function.
18270 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18272 2008-04-25 Jan Hubicka <jh@suse.cz>
18275 * cfgexpand.c (pass_expand): Turn into RTL pass.
18276 * passes.c (execute_one_pass): Do pass typechecking after execution.
18277 * tree-pass.h (pass_expand): Turn into RTL pass.
18279 * function.h (struct rtl_data): Move here fields
18280 accesses_prior_frames, calls_eh_return, saves_all_registers,
18281 has_nonlocal_goto, has_asm_statement, is_thunk,
18282 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18283 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18284 arg_pointer_save_area_init from struct function; turn into bool.
18285 (struct function): Move
18286 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18287 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18288 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18289 tail_call_emit, arg_pointer_save_area_init
18290 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18291 (current_function_returns_struct, current_function_returns_pcc_struct,
18292 current_function_calls_setjmp, current_function_calls_alloca,
18293 current_function_accesses_prior_frames,
18294 current_function_calls_eh_return, current_function_is_thunk,
18295 current_function_stdarg, current_function_profile,
18296 current_function_limit_stack, current_function_uses_pic_offset_table,
18297 current_function_uses_const_pool, current_function_has_nonlocal_label,
18298 current_function_saves_all_registers,
18299 current_function_has_nonlocal_goto,
18300 current_function_has_asm_statement): Remove accesor macros.
18301 * ra-conflict.c (global_conflicts): Update.
18302 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18303 (suitable_for_tail_call_opt_p): Update.
18304 * builtins.c (expand_builtin_return_addr): Update.
18305 (expand_builtin_setjmp_setup): Update.
18306 (expand_builtin_nonlocal_goto): Update.
18307 * final.c (final_start_function): Update.
18308 (profile_function): Update.
18309 (leaf_function_p): Update.
18310 (only_leaf_regs_used): Update.
18311 * df-scan.c (df_get_exit_block_use_set): Update.
18312 * dojump.c (clear_pending_stack_adjust): Update.
18313 * tree-stdarg.c (gate_optimize_stdarg): Update.
18314 * gimple-low.c (lower_function_body): Update.
18315 * global.c (compute_regsets): Update.
18316 (global_alloc): Update.
18317 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18318 * expr.c (expand_assignment): Update.
18319 * dse.c (dse_step0): Update.
18320 (dse_step1): Update.
18321 * c-decl.c (store_parm_decls): Update.
18322 * local-alloc.c (combine_regs): Update.
18323 (find_free_reg): Update.
18324 * function.c (assign_parms_augmented_arg_list): Update.
18325 (assign_parm_find_data_types): Update.
18326 (assign_parms): Update.
18327 (allocate_struct_function): Update.
18328 (expand_function_start): Update.
18329 (expand_function_end): Update.
18330 (get_arg_pointer_save_area): Update.
18331 (thread_prologue_and_epilogue_insns): Update.
18332 (rest_of_match_asm_constraints): Update.
18333 * stor-layout.c (variable_size): Update.
18334 * gcse.c (gcse_main): Update.
18335 (bypass_jumps): Update.
18336 * gimplify.c (gimplify_function_tree): Update.
18337 * calls.c (emit_call_1): Update.
18338 (expand_call): Update.
18339 * bt-load.c (compute_defs_uses_and_gen): Update.
18340 * except.c (sjlj_assign_call_site_values): Update.
18341 (sjlj_emit_function_enter): Update.
18342 (can_throw_external): Update.
18343 (set_nothrow_function_flags): Update.
18344 (expand_builtin_unwind_init): Update.
18345 (expand_eh_return): Update.
18346 (convert_to_eh_region_ranges): Update.
18347 (output_function_exception_table): Update.
18348 * emit-rtl.c (gen_tmp_stack_mem): Update.
18349 * cfgexpand.c (expand_used_vars): Update.
18350 (tree_expand_cfg): Update.
18351 * cfgcleanup.c (rest_of_handle_jump): Update.
18352 * explow.c (allocate_dynamic_stack_space): Update.
18353 * varasm.c (assemble_start_function): Update.
18354 (force_const_mem): Update.
18355 (mark_constant_pool): Update.
18356 * tree-optimize.c (tree_rest_of_compilation): Update.
18357 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18358 * tree-cfg.c (notice_special_calls): Update.
18359 (is_ctrl_altering_stmt): Update.
18360 (tree_can_make_abnormal_goto): Update.
18361 (tree_purge_dead_abnormal_call_edges): Update.
18362 * config/alpha/predicates.md: Update.
18363 * config/alpha/alpha.c (alpha_sa_mask): Update.
18364 (alpha_sa_size): Update.
18365 (alpha_does_function_need_gp): Update.
18366 (alpha_expand_prologue): Update.
18367 (alpha_start_function): Update.
18368 (alpha_output_function_end_prologue): Update.
18369 (alpha_expand_epilogue): Update.
18370 * config/frv/frv.c (frv_stack_info): Update.
18371 (frv_expand_epilogue): Update.
18372 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18373 (s390_register_info): Update.
18374 (s390_frame_info): Update.
18375 (s390_init_frame_layout): Update.
18376 (s390_can_eliminate): Update.
18377 (save_gprs): Update.
18378 * config/spu/spu.c (spu_split_immediate): Update.
18379 (need_to_save_reg): Update.
18380 (spu_expand_prologue): Update.
18381 (spu_expand_epilogue): Update.
18382 * config/sparc/sparc.md: Update.
18383 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18384 (sparc_tls_got): Update.
18385 (legitimize_pic_address): Update.
18386 (sparc_emit_call_insn): Update.
18387 (sparc_expand_prologue): Update.
18388 (output_return): Update.
18389 (print_operand): Update.
18390 (sparc_function_ok_for_sibcall): Update.
18391 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18392 * config/m32r/m32r.md: Update.
18393 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18394 (m32r_compute_frame_size): Update.
18395 (m32r_expand_prologue): Update.
18396 (m32r_expand_epilogue): Update.
18397 (m32r_legitimize_pic_address): Update.
18398 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18399 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18400 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18401 (gen_push): Update.
18402 (ix86_save_reg): Update.
18403 (ix86_compute_frame_layout): Update.
18404 (ix86_expand_prologue): Update.
18405 (ix86_expand_epilogue): Update.
18406 * config/sh/sh.c (output_stack_adjust): Update.
18407 (calc_live_regs): Update.
18408 (sh5_schedule_saves): Update.
18409 (sh_expand_prologue): Update.
18410 (sh_expand_epilogue): Update.
18411 (sh_setup_incoming_varargs): Update.
18412 (sh_allocate_initial_value): Update.
18413 (sh_get_pr_initial_val): Update.
18414 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18415 * config/sh/sh.md (label:): Update.
18416 * config/avr/avr.c (out_movhi_mr_r): Update.
18417 * config/crx/crx.h (enum): Update.
18418 * config/xtensa/xtensa.h (along): Update.
18419 * config/stormy16/stormy16.c Update.
18420 (xstormy16_compute_stack_layout): Update.
18421 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18422 (fr30_expand_prologue): Update.
18423 * config/cris/cris.c (cris_conditional_register_usage): Update.
18424 (cris_reg_saved_in_regsave_area): Update.
18425 (cris_initial_frame_pointer_offset): Update.
18426 (cris_simple_epilogue): Update.
18427 (cris_expand_prologue): Update.
18428 (cris_expand_epilogue): Update.
18429 (cris_expand_pic_call_address): Update.
18430 (cris_asm_output_symbol_ref): Update.
18431 (cris_asm_output_label_ref): Update.
18432 * config/cris/cris.md Update.
18433 * config/iq2000/iq2000.c (compute_frame_size): Update.
18434 (iq2000_expand_epilogue): Update.
18435 * config/mt/mt.h (save_direction): Update.
18436 * config/mn10300/mn10300.c (mn10300_function_value): Update.
18437 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18438 (ia64_secondary_reload_class): Update.
18439 * config/m68k/m68k.c (m68k_save_reg): Update.
18440 (m68k_expand_prologue): Update.
18441 (m68k_expand_epilogue): Update.
18442 (legitimize_pic_address): Update.
18443 * config/rs6000/rs6000.c (rs6000_got_register): Update.
18444 (first_reg_to_save): Update.
18445 (first_altivec_reg_to_save): Update.
18446 (compute_vrsave_mask): Update.
18447 (compute_save_world_info): Update.
18448 (rs6000_stack_info): Update.
18449 (spe_func_has_64bit_regs_p): Update.
18450 (rs6000_ra_ever_killed): Update.
18451 (rs6000_emit_eh_reg_restore): Update.
18452 (rs6000_emit_allocate_stack): Update.
18453 (rs6000_emit_prologue): Update.
18454 (rs6000_emit_epilogue): Update.
18455 (rs6000_output_function_epilogue): Update.
18456 (output_profile_hook): Update.
18457 (rs6000_elf_declare_function_name): Update.
18458 * config/rs6000/rs6000.h (rs6000_args): Update.
18459 * config/rs6000/rs6000.md: Update.
18460 * config/mcore/mcore.c (mcore_expand_prolog): Update.
18461 * config/arc/arc.c (arc_output_function_epilogue): Update.
18462 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
18463 * config/darwin.c (machopic_function_base_name): Update.
18464 * config/score/score3.c (score3_compute_frame_size): Update.
18467 (score3_epilogue): Update.
18468 * config/score/score7.c (score7_compute_frame_size): Update.
18469 (score7_prologue): Update.
18470 (score7_epilogue): Update.
18471 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
18472 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18473 * config/arm/arm.c (use_return_insn): Update.
18474 (require_pic_register): Update.
18475 (arm_load_pic_register): Update.
18476 (arm_compute_save_reg0_reg12_mask): Update.
18477 (arm_compute_save_reg_mask): Update.
18478 (thumb1_compute_save_reg_mask): Update.
18479 (output_return_instruction): Update.
18480 (arm_output_function_prologue): Update.
18481 (arm_output_epilogue): Update.
18482 (arm_get_frame_offsets): Update.
18483 (arm_expand_prologue): Update.
18484 (thumb_pushpop): Update.
18485 (thumb_exit): Update.
18486 (thumb1_expand_prologue): Update.
18487 (thumb1_expand_epilogue): Update.
18488 (arm_unwind_emit): Update.
18489 (arm_output_fn_unwind): Update.
18490 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
18491 * config/arm/arm.md: Update.
18492 * config/pa/pa.md: Update.
18493 * config/pa/pa.c (legitimize_pic_address): Update.
18494 (compute_frame_size): Update.
18495 (hppa_expand_prologue): Update.
18496 (hppa_expand_epilogue): Update.
18497 (borx_reg_operand): Update.
18498 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
18499 (HARD_REGNO_RENAME_OK): Update.
18500 * config/mips/mips.c (mips_global_pointer): Update.
18501 (mips_save_reg_p): Update.
18502 (mips_compute_frame_info): Update.
18503 (mips_frame_pointer_required): Update.
18504 (mips_expand_prologue): Update.
18505 (mips_expand_epilogue): Update.
18506 (mips_can_use_return_insn): Update.
18507 (mips_reorg_process_insns): Update.
18508 * config/v850/v850.c (compute_register_save_size): Update.
18509 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
18510 * config/mmix/mmix.c (along): Update.
18511 (mmix_expand_epilogue): Update.
18512 * config/bfin/bfin.c (legitimize_pic_address): Update.
18513 (must_save_p): Update.
18514 (stack_frame_needed_p): Update.
18515 (add_to_reg): Update.
18516 (bfin_expand_prologue): Update.
18517 * stmt.c (expand_asm_operands): Update.
18518 * reload1.c (reload): Update.
18519 (init_elim_table): Update.
18521 2008-04-25 Bob Wilson <bob.wilson@acm.org>
18523 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
18525 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
18527 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
18528 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
18529 (mov<mode>): Removed.
18530 (*movv4sf_internal): Likewise.
18531 (*movv2df_internal): Likewise.
18533 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
18535 * config.gcc (crx-*-elf): Remove deprecation.
18537 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
18539 * config/i386/cygming-crtend.c (register_frame_ctor): Register
18540 __gcc_deregister_frame with atexit.
18541 (deregister_frame_dtor): Remove.
18543 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
18544 Nathan Sidwell <nathan@codesourcery.com>
18546 * config/rs6000/rs6000.opt (mspe): Remove Var property.
18548 * config/rs6000/rs6000.h (rs6000_spe): Declare.
18549 (rs6000_isel): Likewise.
18550 * config/rs6000/rs6000.c (rs6000_spe): New variable.
18551 (rs6000_isel): New variable.
18552 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
18554 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18557 * c-common.c (handle_vector_size_attribute): Call
18558 lang_hooks.types.reconstruct_complex_type instead of
18559 reconstruct_complex_type.
18560 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
18561 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
18562 * langhooks.h (struct lang_hooks_for_types): Add
18563 reconstruct_complex_type hook.
18564 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
18565 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
18567 2008-04-24 Richard Guenther <rguenther@suse.de>
18569 * c-common.h (check_builtin_function_arguments): Declare.
18570 * c-common.c (validate_nargs): New function.
18571 (check_builtin_function_arguments): Likewise.
18572 * c-typeck.c (build_function_call): Call
18573 check_builtin_function_arguments.
18574 * builtins.c (fold_builtin_classify): Remove error reporting code.
18575 (fold_builtin_unordered_cmp): Likewise.
18576 (fold_builtin_1): Likewise.
18577 (fold_builtin_n): Likewise.
18579 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18581 PR tree-optimization/36008
18582 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
18583 the original op1, rather than delta by step.
18585 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
18586 Sebastian Pop <sebastian.pop@amd.com>
18588 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
18589 eliminate_local_variables_stmt, eliminate_local_variables,
18590 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
18591 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
18592 of code delimited by two edges in the CFG.
18593 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
18594 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
18595 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
18596 the case of parallelisation of reductions.
18597 (expr_invariant_in_region_p): New.
18599 * tree-flow.h (gather_blocks_in_sese_region): Declared.
18600 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
18602 2008-04-24 Ira Rosen <irar@il.ibm.com>
18603 Richard Guenther <rguenther@suse.de>
18605 PR tree-optimization/36034
18606 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
18607 incapable of dealing with loads with gaps.
18609 2008-04-24 Rafael EspÃndola <espindola@google.com>
18611 * tree-flow.h (vrp_evaluate_conditional): Change signature.
18612 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18613 vrp_evaluate_conditional.
18614 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
18615 (vrp_evaluate_conditional): Split the cond argument.
18616 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
18617 (simplify_stmt_for_jump_threading): Update call to
18618 vrp_evaluate_conditional.
18620 2008-04-24 Ira Rosen <irar@il.ibm.com>
18622 PR tree-optimization/35982
18623 * tree-vect-analyze.c (vect_check_interleaving): Check that the
18624 interleaved data-refs are of the same type.
18626 2008-04-24 Danny Smith <dannysmith@users.net>
18628 * c-format.c (check_format_info_main): Use strncmp rather than a
18629 magic prefix to handle multichar length specs.
18630 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
18631 Don't prefix "I64" and "I32" with '\0'.
18633 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18636 * config/i386/i386.c (init_cumulative_args): Don't pass anything
18637 in registers for -m32 only if stdarg_p (fntype).
18639 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
18641 PR rtl-optimization/36006
18642 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
18643 temp to op0 in order to avoid invalid rtx sharing.
18645 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
18647 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
18648 check TREE_INVARIANT.
18649 * tree-gimple.c (is_gimple_address): New.
18650 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
18651 * tree-gimple.h (is_gimple_address): New.
18652 * tree.h (decl_address_invariant_p): New.
18653 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
18654 (build_string): Likewise.
18655 (decl_address_invariant_p): New, from is_gimple_invariant_address.
18656 (tree_invariant_p_1): Likewise.
18657 (save_expr): Use it.
18658 (tree_invariant_p): New.
18659 (skip_simple_arithmetic): Use it.
18660 (stabilize_reference_1): Use it.
18661 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
18663 (build1_stat): Drop code to compute TREE_INVARIANT.
18664 (build2_stat): Drop code to compute TREE_INVARIANT.
18665 (build3_stat): Drop code to compute TREE_INVARIANT.
18666 (build4_stat): Drop code to compute TREE_INVARIANT.
18667 (build5_stat): Drop code to compute TREE_INVARIANT.
18668 (build7_stat): Drop code to compute TREE_INVARIANT.
18669 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
18670 * tree.h (struct tree_base): Remove invariant_flag.
18671 (TREE_INVARIANT): Remove.
18672 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
18673 (fold_builtin_expect): Check TREE_CONSTANT.
18674 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
18675 * c-tree.h (c_expr_to_decl): Drop third parameter.
18676 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
18677 (build_c_cast): Don't set TREE_INVARIANT.
18678 (pop_init_level): Don't set TREE_INVARIANT.
18679 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
18680 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
18682 (gimplify_init_constructor): Don't set TREE_INVARIANT.
18683 (gimplify_addr_expr): Adjust comment.
18684 * tree-mudflap.c (mf_build_string):
18685 * print-tree.c (print_node): Don't print TREE_INVARIANT.
18686 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
18687 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
18688 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
18689 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
18690 * langhooks.h (struct lang_hooks): Drop third parameter from
18693 2008-04-23 Richard Guenther <rguenther@suse.de>
18695 PR tree-optimization/27799
18696 PR tree-optimization/32921
18697 PR tree-optimization/32624
18698 * tree-ssa-structalias.c (merge_smts_into): Only merge the
18699 SMTs aliases and the tag itself into the solution.
18700 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
18701 merge the points-to solution back into the SMT aliases.
18702 (may_alias_p): Use alias_set_subset_of instead of
18703 aliases_conflict_p. A pointer which points to
18704 memory with alias set zero may access any variable.
18706 2008-04-23 Richard Guenther <rguenther@suse.de>
18708 * alias.c (alias_set_subset_of): Correctly handle asking
18709 if zero is a subset of an alias set with zero child.
18710 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
18711 (compute_flow_insensitive_aliasing): Correctly walk all
18712 pointers. Do not unnecessarily union sets.
18714 2008-04-23 Richard Guenther <rguenther@suse.de>
18716 PR middle-end/36021
18717 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
18719 2008-04-22 Tomas Bily <tbily@suse.cz>
18721 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
18723 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
18725 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18726 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18727 * tree-inline.c (estimate_num_insns_1): Likewise.
18728 * varasm.c (const_hash_1, compare_constant, copy_constant)
18729 (compute_reloc_for_constant, output_addressed_constants): Likewise.
18730 * emit-rtl.c (component_ref_for_mem_expr)
18731 (set_mem_attributes_minus_bitpos): Likewise.
18732 * expr.c (highest_pow2_factor, expand_expr_real_1, )
18733 (is_aligning_offset): Likewise.
18734 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
18735 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18736 * dojump.c (do_jump): Likewise.
18737 * builtins.c (get_pointer_alignment, get_memory_rtx)
18738 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
18739 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
18741 2008-04-23 Jakub Jelinek <jakub@redhat.com>
18743 PR rtl-optimization/36017
18744 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
18745 expanding the library call.
18747 2008-04-22 Ian Lance Taylor <iant@google.com>
18749 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
18750 than size_in_bytes.
18752 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
18754 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
18755 of LR/CTR moves for Power6.
18757 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18759 PR middle-end/36003
18760 * passes.c (init_optimization_passes): Remove
18761 pass_fast_rtl_byte_dce.
18763 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
18766 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
18767 builtin functions to generate faster code.
18768 (_mm_cvtpu16_ps): Ditto.
18769 (_mm_cvtpi32x2_ps): Ditto.
18771 2008-04-22 Nick Clifton <nickc@redhat.com>
18773 * common.opt (ftree-loop-distribution): Add Optimization
18776 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
18777 (frv_expand_builtin_va_start): Likewise.
18779 * config/arm/arm.c (thumb_find_work_register): Fix location of
18780 argument register count.
18782 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18784 Support scheduling for ColdFire V1 and V3 microarchitecture.
18785 Improve scheduling of multiplication instructions.
18787 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
18788 (mac): New instruction attribute.
18789 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
18790 (m68k_sched_mac): New variable.
18791 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
18792 Handle cfv1 and cfv3.
18793 (max_insn_size): New static variable.
18794 (struct _sched_ib): New type.
18795 (sched_ib): New static variable.
18796 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
18797 to fields of 'struct _sched_ib sched_ib'. Update all uses.
18798 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
18800 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
18801 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
18802 new variables. Update.
18803 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18804 Add modeling of cfv3 instruction buffer. Update.
18805 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
18806 * config/m68k/m68k.h (TUNE_CFV3): New macro.
18807 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
18808 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
18809 a particular reservation applies to.
18810 (type2): Reorganize attribute values. Rename alu to alu_reg,
18811 alu_l to alu, move_l to omove. Join move to alu. Split mul
18812 to mul_l and mul_w.
18813 (cf_ib_*): Simplify description of instruction buffer.
18814 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
18815 (cf_mem): Split into cf_mem1 and cf_mem2.
18816 (cf_v2_move_??): Rename to cfv12_alu_??.
18817 (cf_v2_move_l_??): Rename to cfv12_omove_??.
18818 (cf_v2_mul_??): Remove reservations.
18819 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
18820 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
18821 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
18823 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
18824 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
18825 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
18826 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
18827 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
18828 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
18829 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
18830 expansions of the above reservations for instructions of sizes
18833 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18835 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
18837 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
18839 * coverage.c: Include tree-pass.h.
18840 (coverage_counter_alloc): Print da_file_name to the dump file.
18842 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
18844 * sbitmap.c (sbitmap_range_empty_p): New function.
18845 * sbitmap.h (sbitmap_range_empty_p): New function.
18846 * bitmap.h: Now includes obstack.h.
18848 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
18849 Kenneth Zadeck <zadeck@naturalbridge.com>
18851 * dbgcnt.def (ra_byte_scan): Added.
18852 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
18853 when the last hit happens for a counter.
18854 * timevar.def (TV_DF_BYTE_LR): New variable.
18855 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
18856 * passes.c (pass_fast_rtl_byte_dce): New pass.
18857 * fwprop.c (update_df): Added mode to call df_ref_create.
18858 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18859 DF_REF_EXTRACT_OFFSET.
18860 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
18861 DF_BYTE_LR_OUT, df_byte_lr): New macro.
18863 (df_ref_extract): Added mode field.
18864 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
18865 DF_REF_EXTRACT_OFFSET.
18866 (DF_REF_EXTRACT_MODE): New macro.
18867 (df_byte_lr_bb_info): New structure.
18868 (df_print_byte_regset, df_compute_accessed_bytes,
18869 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
18870 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
18871 df_byte_lr_simulate_uses,
18872 df_byte_lr_simulate_artificial_refs_at_top,
18873 df_byte_lr_simulate_artificial_refs_at_end,
18874 df_compute_accessed_bytes): New function.
18875 (df_ref_create): Add parameter.
18876 (df_byte_lr_get_bb_info): New inline function.
18877 * df-scan.c (df_ref_record, df_uses_record,
18878 df_ref_create_structure): Added mode parameter.
18879 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
18880 df_defs_record, df_uses_record, df_get_conditional_uses,
18881 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
18882 df_entry_block_defs_collect, df_exit_block_uses_collect):
18883 Added mode parameter to calls to df_ref_record, df_uses_record,
18884 df_ref_create_structure.
18885 (df_ref_equal_p, df_ref_compare): Added test for modes.
18886 (df_ref_create_structure): Added code to set mode. Renamed
18887 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18888 DF_REF_EXTRACT_OFFSET.
18889 * df-core.c (df_print_byte_regset): New function.
18890 * df-byte-scan.c: New file.
18891 * df-problems.c (df_rd_transfer_function): Removed unnecessary
18892 calls to BITMAP_FREE.
18893 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
18894 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
18895 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
18896 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
18897 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
18898 df_byte_lr_local_compute, df_byte_lr_init,
18899 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
18900 df_byte_lr_transfer_function, df_byte_lr_free,
18901 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
18902 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
18903 df_byte_lr_simulate_uses,
18904 df_byte_lr_simulate_artificial_refs_at_top,
18905 df_byte_lr_simulate_artificial_refs_at_end): New function.
18906 * dce.c (byte_dce_process_block): New function.
18907 (dce_process_block): au is now passed in rather than computed
18908 locally. Changed loops that look at artificial defs to not look
18909 for conditional or partial ones, because there never are any.
18910 (fast_dce): Now is able to drive byte_dce_process_block or
18911 dce_process_block depending on the kind of dce being done.
18912 (rest_of_handle_fast_dce): Add parameter to fast_dce.
18913 (rest_of_handle_fast_byte_dce): New function.
18914 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
18915 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
18917 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
18920 * gcc.h: Added fortran options that take arguments to
18921 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
18924 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
18926 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
18927 scalarization if on the LHS and not a full access.
18929 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18931 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
18933 2008-04-18 Rafael EspÃndola <espindola@google.com>
18935 * tree-vrp.c (find_case_label_index): Fix the binary search.
18936 (find_case_label_range): New.
18937 (vrp_visit_switch_stmt): Use find_case_label_range.
18938 (simplify_switch_using_ranges): Use find_case_label_range.
18940 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
18942 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
18943 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
18945 2008-04-18 Tom Tromey <tromey@redhat.com>
18948 * doc/cpp.texi (Implementation-defined behavior): Mention
18951 2008-04-18 Ian Lance Taylor <iant@google.com>
18953 * fold-const.c (pointer_may_wrap_p): New static function.
18954 (fold_comparison): Add another test for pointer overflow. Use
18955 pointer_may_wrap_p to disable some false positives.
18957 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
18959 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
18960 (fname_as_string): Match updated cpp_interpret_string prototype.
18961 (fix_string_type): Support char16_t* and char32_t*.
18962 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
18963 derivative) nodes. Register as builtin if C++0x.
18964 (c_parse_error): Support CPP_CHAR{16,32}.
18965 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
18966 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
18967 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
18968 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
18969 CTI_CHAR32_ARRAY_TYPE>: New elements.
18970 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
18971 char32_type_node, signed_char32_type_node, char16_array_type_node,
18972 char32_array_type_node): New defines.
18973 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
18974 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
18975 (lex_string): Support CPP_STRING{16,32}, match updated
18976 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
18977 (lex_charconst): Support CPP_CHAR{16,32}.
18978 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
18979 and CPP_STRING{16,32}.
18981 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
18984 * aclocal.m4: Regenerate.
18985 * configure: Regenerate.
18987 2008-04-18 Jan Hubicka <jh@suse.cz>
18989 * except.c (dw2_size_of_call_site_table,
18990 sjlj_size_of_call_site_table): Use vector API for call_site_record.
18992 * cgraphbuild.c (build_cgraph_edges): Update.
18993 * tree-pass.h: Update comment.
18994 * final.c (leaf_function_p): Update.
18995 (leaf_renumber_regs): Update.
18996 (rest_of_clean_state): Update.
18997 * omp-low.c (expand_omp_parallel): Update.
18998 * ipa-reference.c (analyze_function): Update.
18999 * reorg.c (find_end_label): Update.
19000 (optimize_skip): Update.
19001 (fill_simple_delay_slots): Update.
19002 (fill_simple_delay_slots): Update.
19003 (make_return_insns): Update.
19004 (dbr_schedule): Update.
19005 * gimple-low.c (record_vars_into): Update.
19006 * cfgbuild.c (make_edges): Update.
19007 * function.c (assign_stack_local): Update.
19008 (assign_parm_adjust_stack_rtl): Update.
19009 (locate_and_pad_parm): Update.
19010 (allocate_struct_function): Do not initialize stack_alignment_needed
19011 and preferred_stack_boundary here.
19012 (stack_protect_prologue): Update.
19013 (stack_protect_epilogue): Update.
19014 (expand_function_start): Initialize stack_alignment_needed,
19015 preferred_stack_boundary and max_jumptable_ents.
19016 (expand_function_end): Update.
19017 (free_after_compilation): Do not NULLify epilogue_delay_list.
19018 * function.h (struct rtl_data): Add stack_protect_guard,
19019 stack_alignment_needed,
19020 preferred_stack_boundary, epilogue_delay_list.
19021 (struct function): Remove value_histograms, stack_alignment_needed,
19022 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19024 unexpanded_var_list, stack_protect_guard.
19025 (current_function_epilogue_delay_list): Remove.
19026 * ipa-type-escape.c (analyze_function): Update.
19027 * gimplify.c (pop_gimplify_context): Update comment.
19028 * calls.c (expand_call): Update.
19029 (emit_library_call_value_1): Update.
19030 * except.c (set_nothrow_function_flags): Update.
19031 * cfgexpand.c (get_decl_align_unit): Update.
19032 (create_stack_guard): Update.
19033 (estimated_stack_frame_size): Update.
19034 (expand_used_vars): Update.
19035 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19036 * explow.c (allocate_dynamic_stack_space): Update.
19037 * tree-ssa-live.c (remove_unused_locals): Update.
19038 * varasm.c (mark_constant_pool): Update.
19039 * tree-inline.c (remap_decls): Update.
19040 (initialize_cfun): Update.
19041 (declare_return_variable): Update.
19042 (inline_forbidden_p): Update.
19043 (expand_call_inline): Update.
19044 (declare_inline_vars): Update.
19045 (tree_function_versioning): Update.
19046 * tree-flow.h (value_histograms): New.
19047 (VALUE_HISTOGRAMS): New macro.
19048 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19050 * tree-cfg.c (set_bb_for_stmt): Update.
19051 (replace_by_duplicate_decl): Update.
19052 (move_block_to_fn): Update.
19053 (new_label_mapper): Update.
19054 (dump_function_to_file): Update.
19055 * ipa-struct-reorg.c (build_data_structure): Update.
19056 * cfgrtl.c (print_rtl_with_bb): Update.
19057 * reload1.c (reload): Update.
19059 * config/i386/i386.c (setup_incoming_varargs_64,
19060 ix86_compute_frame_layout): Update.
19061 * config/arc/arc.c (arc_output_function_epilogue): Update.
19063 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19065 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19066 for FreeBSD as well.
19067 * gthr-posix95.h: Likewise.
19069 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19071 PR rtl-optimization/35838
19072 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19073 out the byte offset of the first subreg.
19075 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19077 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19078 to split_ti instead of three separate calls with single member arrays.
19079 (subti3 splitter): Ditto.
19080 (adddi3 splitter): Ditto with split_di.
19081 (subdi3 splitter): Ditto.
19082 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19083 two separate calls with single member arrays. Swap match_dup
19084 operands 1 and 2 to better fit into the array.
19085 (negdi2 splitter): Ditto with split_di.
19086 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19087 two separate calls with single member arrays. Swap match_dup operands
19088 6 and 7 to better fit into the array.
19090 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19092 * config/i386/i386.c (sse_builtin_type): New.
19093 (bdesc_sse_args): Likewise.
19094 (bdesc_sse_3arg): Removed.
19095 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19096 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19097 IX86_BUILTIN_ROUNDPS.
19098 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19099 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19100 IX86_BUILTIN_ROUNDPS.
19101 (ix86_expand_sse_4_operands_builtin): Removed.
19102 (ix86_expand_sse_operands_builtin): New.
19103 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19104 and CODE_FOR_sse4_1_roundps.
19105 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19106 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19108 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19111 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19112 regs before frame pop when needed. If use_backchain_to_restore_sp
19113 then load backchain into a temp reg to restore vr and vrsave. Add
19114 code to restore vr after frame pop if possible.
19116 2008-04-17 Richard Guenther <rguenther@suse.de>
19118 * tree-vn.c (expressions_equal_p): Do not check type
19119 equality or compatibility before calling operand_equal_p.
19120 * fold-const.c (operand_equal_p): Check equivalence of
19121 integer constants before bailing out due to signedness or
19122 precision differences.
19123 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19124 spurious differences in type qualification. Ignore types
19125 for COMPONENT_REFs at all.
19127 2008-04-17 Christian Bruel <christian.bruel@st.com>
19129 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19130 msw_skip comparison.
19132 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19135 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19138 PR tree-optimization/35899
19139 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19140 rather than TREE_OPERAND.
19142 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19145 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19146 temporary registers. Change operand predicate to general_operand.
19147 (remainderxf3): Ditto.
19149 2008-04-16 Richard Guenther <rguenther@suse.de>
19151 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19152 * tree-affine.c (aff_combination_expand): Look through some
19155 2008-04-15 Doug Kwan <dougkwan@google.com>
19157 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19159 * tree-pretty-print.c (dump_generic_node): Ditto.
19160 * final.c (output_addr_const): Ditto.
19161 * dwarf2out.c (output_cfi): Ditto.
19162 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19163 * print-rtl.c (print_rtx): Ditto.
19164 * print-tree.c (print_node_brief, print_node): Ditto.
19165 * c-common.c (match_case_to_enum_1): Ditto.
19166 * sched-vis.c (print_value): Ditto.
19167 * config/i386/i386.c (print_operand): Cast to long unsigned int
19170 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19171 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19172 MS Windows VirtualProtect function.
19174 2008-04-15 Jan Hubicka <jh@suse.cz>
19176 * gengtype.c (write_root): Param_is argument is OK.
19177 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19178 * function.h: Include varray.h
19179 (rtl_eh): New stucture based on except.c one.
19180 (call_site_record): New forward declaration and vector type.
19181 * calls.c (emit_call_1): Do not call
19182 note_current_region_may_contain_throw.
19183 * except.c (eh_status): Remove cur_region, try_region since they are
19185 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19186 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19187 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19188 Remove call_site_data_used, call_site_data_size.
19189 Turn call_site_record into vector in function.h.
19190 (note_current_region_may_contain_throw): Remove.
19191 (get_exception_pointer, get_exception_filter): Do not take struct
19192 function argument; update.
19193 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19194 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19195 build_post_landing_pads, dw2_build_landing_pads,
19196 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19197 sjlj_emit_function_enter, sjlj_emit_function_enter,
19198 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19199 sjlj_build_landing_pads, finish_eh_generation,
19200 remove_exception_handler_label, remove_eh_handler,
19201 maybe_remove_eh_handler, add_reachable_handler,
19202 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19203 add_action_record, collect_one_action_chain, add_call_site,
19204 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19205 sjlj_output_call_site_table, output_function_exception_table,
19206 * except.h (note_current_region_may_contain_throw): Remove
19207 (get_exception_pointer, get_exception_filter): Do not take struct
19209 * Makefile.in (GTFILES): Put varargs before struct function.
19211 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19213 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19214 punt for STRING_CST.
19215 (get_constraint_for): Deal with STRING_CST here instead.
19217 2008-04-15 Richard Guenther <rguenther@suse.de>
19219 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19220 statements in a basic-block with a backward walk. Do not
19221 substitute into dead statements but instead remove those.
19223 2008-04-15 Richard Guenther <rguenther@suse.de>
19225 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19226 to zero, thus disable creation of SFTs.
19228 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19230 * tree-predcom.c (suitable_reference_p): Return false if the
19231 reference can throw.
19233 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19236 * c-decl.c (finish_decl): If extern or static var has variable
19237 size, set TREE_TYPE (decl) to error_mark_node.
19239 2008-04-15 Rafael EspÃndola <espindola@google.com>
19241 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19244 2008-04-15 Richard Guenther <rguenther@suse.de>
19246 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19247 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19248 (visit_reference_op_load): Do walk vuse-vdef chains on
19249 vn_reference_lookup.
19250 (visit_reference_op_store): But do not here.
19251 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19252 vn_reference_lookup.
19253 (vn_lookup_with_vuses): But do so here.
19255 2008-04-14 Ian Lance Taylor <iant@google.com>
19257 * fold-const.c (fold_overflow_warning): Remove assertion.
19259 2008-04-15 Ben Elliston <bje@au.ibm.com>
19261 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19262 temp1 local variables.
19264 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19267 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19268 ".text.unlikely" section as executable.
19270 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19272 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19273 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19274 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19275 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19276 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19277 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19278 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19280 2008-04-14 Ian Lance Taylor <iant@google.com>
19282 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19283 * fold-const.c (fold_comparison): If appropriate, test
19284 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19285 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19286 reassociating a pointer type.
19287 * doc/invoke.texi (Optimize Options): Document that
19288 -fstrict-overflow applies to pointer wraparound.
19290 2008-04-13 Jan Hubicka <jh@suse.cz>
19292 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19294 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19296 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19297 we are going to "save the world".
19299 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19301 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19302 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19303 operand 0 constraint, not "=".
19305 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19307 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19309 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19311 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19312 of size of positions_needed * CHAR_BIT.
19314 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19316 PR middle-end/35897
19317 * dse.c (store_info): Change positions_needed to unsigned
19319 (lowpart_bitmask): New.
19320 (record_store): Cast to unsigned HOST_WIDE_INT for
19321 positions_needed. Assert width <= size of positions_needed *
19322 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19323 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19324 lowpart_bitmask to set mask.
19326 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19328 * config/bfin/constraints.md: New file.
19329 * config/bfin/bfin.md: Include it.
19330 (adddi3): Use satisfies_constraint functions instead of the old macros.
19331 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19332 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19333 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19334 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19335 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19336 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19337 EXTRA_CONSTRAINT): Delete.
19338 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19339 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19341 * config/bfin/bfin.c: Include "tm-constrs.h".
19342 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19343 Use satisfies_constraint functions instead of the old macros.
19344 * doc/md.texi (Blackfin Constraints): Update file name reference.
19346 2008-04-11 Richard Guenther <rguenther@suse.de>
19348 PR tree-optimization/35869
19349 * tree-vrp.c (execute_vrp): Move switch statement update after
19350 jump threading. Schedule another cfg cleanup run.
19352 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19355 * attribs.c (decl_attributes): Return early on errorneous node.
19357 2008-04-10 Oleg Ryjkov <olegr@google.com>
19359 * tree.h (struct tree_base): Added a new flag default_def_flag.
19360 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19362 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19364 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19366 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19369 * pa.md: Define mode iterator P. Define mode attribute dwc.
19370 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19371 (icacheflush): Likewise.
19372 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19373 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19375 2008-04-11 Ben Elliston <bje@au.ibm.com>
19377 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19379 2008-04-10 Rafael EspÃndola <espindola@google.com>
19381 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19382 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19383 (extract_range_from_expr): The same.
19385 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19387 * config/mips/mips.md (GPR2): New mode iterator.
19388 (seq): Add comment.
19389 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19390 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19391 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19392 Rewrite these to take two modes, the mode of comparison and the
19393 mode of the destination.
19394 * config/mips/mips.c (mips_expand_scc): Instead of having
19395 paradoxical subreg as destination, expand "narrowing" scc if mode
19396 of comparison is SI and target is requested in DI mode.
19397 (mips_emit_int_order_test): Update comment. Make mode of
19398 comparison match CMP0 rather than TARGET. When creating inverse
19399 target use mode of TARGET.
19401 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19403 * gcov-dump.c (tag_summary): Only print summaries for the first
19404 GCOV_COUNTERS_SUMMABLE counters.
19406 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19408 * config/i386/i386.md (absneg): New code iterator.
19409 (absnegprefix): New code attribute.
19410 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19411 patterns using absneg code iterator.
19412 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19413 using absneg code iterator.
19414 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19415 *neg<mode>2 patterns using absneg code iterator.
19416 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19417 *negextendsfdf2 patterns using absneg code iterator.
19418 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19419 *negextendsfxf2 patterns using absneg code iterator.
19420 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19421 *negextendsfdf2 patterns using absneg code iterator.
19422 * config/i386/sse.md (<code><mode>2): Macroize expander from
19423 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19425 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19427 * config/s390/s390.h: Remove the remains of the recent search
19428 & replace action of current_function_outgoing_args_size.
19430 2008-04-10 Ira Rosen <irar@il.ibm.com>
19432 PR tree-optimization/35821
19433 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
19434 NEW_STMT_LIST is not NULL.
19436 2008-04-09 David Edelsohn <edelsohn@gnu.org>
19439 * toplev.c (process_options): Remove -ffunction-sections debugging
19442 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
19444 PR middle-end/PR28690
19445 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
19446 than gen_rtx_fmt_ee to perform more canonicalizations.
19448 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19451 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
19453 2008-04-09 Richard Guenther <rguenther@suse.de>
19455 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
19456 (dump_function_to_file): Dump function arguments with types.
19458 2008-04-08 Richard Guenther <rguenther@suse.de>
19460 * fold-const.c (fold_widened_comparison): Do not allow
19461 sign-changes that change the result.
19463 2008-04-08 Janis Johnson <janis187@us.ibm.com>
19466 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
19467 kinds of indirect references.
19469 2008-04-08 David Edelsohn <edelsohn@gnu.org>
19471 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
19472 GNU Fortran language string.
19474 2008-04-08 Rafael EspÃndola <espindola@google.com>
19476 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
19477 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
19478 * tree.h (tree_call_nonnegative_warnv_p): New.
19480 2008-04-08 Jan Hubicka <jh@suse.cz>
19482 * function.c (free_after_compilation): Clear out regno_reg_rtx
19485 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
19488 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19490 PR middle-end/PR28690
19491 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
19492 same precedence as REG_POINTER and MEM_POINTER operands.
19494 2008-04-08 Richard Guenther <rguenther@suse.de>
19496 PR middle-end/35834
19497 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
19498 for adding index to base.
19500 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
19502 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
19503 (MINGW_ENABLE_EXECUTE_STACK): New.
19504 (IN_LIBGCC2): For libgcc include windows.h file for
19505 function declarations.
19507 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
19509 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
19510 and tem2 if tem1 is not a REG or MULT.
19512 2008-04-08 Jan Hubicka <jh@suse.cz>
19514 * function.h (incomming_args): Break out of struct function.
19515 (function_subsections): Break out of struct function.
19516 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
19517 return_rtx and hard_reg_initial_vals from struct function.
19518 Kill inl_max_label_num.
19519 (current_function_pops_args, current_function_args_info,
19520 current_function_args_size, current_function_args_size,
19521 current_function_pretend_args_size,
19522 current_function_outgoing_args_size,
19523 current_function_internal_arg_pointer, current_function_return_rtx):
19524 Kill compatibility accestor macros.
19525 * builtins.c (expand_builtin_apply_args_1): Update.
19526 (expand_builtin_next_arg): Update.
19527 * df-scan.c (df_get_call_refs): Update.
19528 * dbxout.c (dbxout_function_end): Update.
19529 * dwarf2out.c (dwarf2out_switch_text_section): Update.
19530 (output_line_info): Update.
19531 (secname_for_decl): Update.
19532 (dwarf2out_var_location): Update.
19533 * function.c (free_after_compilation): Update.
19534 (assign_parm_find_stack_rtl): Update.
19535 (assign_parms): Update.
19536 (expand_dummy_function_end): Update.
19537 (expand_function_end): Update.
19538 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
19539 (expand_call): Update.
19540 (emit_library_call_value_1): Update.
19541 (store_one_arg): Update.
19542 * varasm.c (initialize_cold_section_name): Update.
19543 (unlikely_text_section): Update.
19544 (unlikely_text_section_p): Update.
19545 (assemble_start_function): Update.
19546 (assemble_end_function): Update.
19547 (default_section_type_flags): Update.
19548 (switch_to_section): Update.
19549 * integrate.c (set_decl_abstract_flags): Update.
19550 (get_hard_reg_initial_val): Update.
19551 (has_hard_reg_initial_val): Update.
19552 (allocate_initial_values): Update.
19553 * resource.c (init_resource_info): Update.
19554 * config/alpha/alpha.c (NUM_ARGS): Update.
19555 (direct_return): Update.
19556 (alpha_va_start): Update.
19557 (alpha_sa_size): Update.
19558 (alpha_initial_elimination_offset): Update.
19559 (alpha_expand_prologue): Update.
19560 (alpha_start_function): Update.
19561 (alpha_expand_epilogue): Update.
19562 (unicosmk_initial_elimination_offset):
19563 * config/alpha/alpha.md (call expander): Update.
19564 * config/s390/s390.c (s390_register_info): Update.
19565 (s390_register_info): Update.
19566 (s390_frame_info): Update.
19567 (s390_initial_elimination_offset): Update.
19568 (s390_build_builtin_va_list): Update.
19569 (s390_va_start): Update.
19570 * config/spu/spu.c (direct_return): Update.
19571 (spu_expand_prologue): Update.
19572 (spu_initial_elimination_offset): Update.
19573 (spu_build_builtin_va_list): Update.
19574 (spu_va_start): Update.
19575 * config/sparc/sparc.c (sparc_init_modes): Update.
19576 (sparc_compute_frame_size): Update.
19577 (function_value): Update.
19578 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
19579 * config/i386/i386.md (return expander): Update.
19580 * config/i386/i386.c (ix86_va_start): Update.
19581 (ix86_can_use_return_insn_p): Update.
19582 (ix86_compute_frame_layout): Update.
19583 (ix86_expand_epilogue): Update.
19584 * config/sh/sh.c (output_stack_adjust): Update.
19585 (calc_live_regs): Update.
19586 (sh_expand_prologue): Update.
19587 (sh_builtin_saveregs): Update.
19588 (sh_va_start): Update.
19589 (initial_elimination_offset): Update.
19590 (sh_allocate_initial_value): Update.
19591 (sh_function_ok_for_sibcall): Update.
19592 (sh_get_pr_initial_val): Update.
19593 * config/sh/sh.md (return expander): Update.
19594 * config/avr/avr.c (frame_pointer_required_p): UPdate.
19595 * config/crx/crx.c (crx_compute_frame): UPdate.
19596 (crx_initial_elimination_offset): UPdate.
19597 * config/xtensa/xtensa.c (compute_frame_size): Update
19598 (xtensa_builtin_saveregs): Update.
19599 (xtensa_va_start): Update.
19600 (order_regs_for_local_alloc): Update.
19601 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
19602 (xstormy16_expand_builtin_va_start): Update.
19603 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
19604 * config/m68hc11/m68hc11.md (return expanders): Update.
19605 * config/m68hc11/m68hc11.c (expand_prologue): Update.
19606 (expand_epilogue): Update.
19607 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
19608 (cris_simple_epilogue): Update.
19609 (cris_expand_prologue): Update.
19610 (cris_expand_epilogue): Update.
19611 * config/iq2000/iq2000.c (iq2000_va_start): Update.
19612 (compute_frame_size): Update.
19613 * config/mt/mt.c (mt_compute_frame_size): Update.
19614 * config/mn10300/mn10300.c (expand_prologue): Update.
19615 (expand_epilogue): Update.
19616 (initial_offset): Update.
19617 (mn10300_builtin_saveregs):
19618 * config/mn10300/mn10300.md (return expander): Update.
19619 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19620 (ia64_initial_elimination_offset): Update.
19621 (ia64_initial_elimination_offset): Update.
19622 (ia64_expand_prologue): Update.
19623 * config/m68k/m68k.md (return expander): Update.
19624 * config/rs6000/rs6000.c (rs6000_va_start): Update.
19625 (rs6000_stack_info): Update.
19626 * config/mcore/mcore.c (layout_mcore_frame): Update.
19627 (mcore_expand_prolog): Update.
19628 * config/arc/arc.c (arc_compute_frame_size): Update.
19629 * config/score/score3.c (score3_compute_frame_size): Update.
19630 * config/score/score7.c (score7_compute_frame_size): Update.
19631 * config/arm/arm.c (use_return_insn): Update.
19632 (thumb_find_work_register): Update.
19633 (arm_compute_save_reg_mask): Update.
19634 (arm_output_function_prologue): Update.
19635 (arm_output_epilogue): Update.
19636 (arm_size_return_regs): Update.
19637 (arm_get_frame_offsets): Update.
19638 (arm_expand_prologue): Update.
19639 (thumb_exit): Update.
19640 (thumb_unexpanded_epilogue): Update.
19641 (thumb1_output_function_prologue): Update.
19642 * config/pa/pa.md (return expander): Update.
19643 * config/pa/pa.c (compute_frame_size): Update.
19644 (hppa_builtin_saveregs): Update.
19645 * config/mips/mips.c (mips_va_start): Update.
19646 (mips16_build_function_stub): Update.
19647 (mips_compute_frame_info): Update.
19648 (mips_restore_gp): Update.
19649 (mips_output_function_prologue): Update.
19650 (mips_expand_prologue): Update.
19651 * config/v850/v850.c (compute_frame_size): Update.
19652 (expand_prologue): * config/mmix/mmix.c (along): update.
19653 (mmix_initial_elimination_offset): update.
19654 (mmix_reorg): update.
19655 (mmix_use_simple_return): update.
19656 (mmix_expand_prologue): update.
19657 (mmix_expand_epilogue): Update.
19658 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
19659 (emit_link_insn): Update.
19661 2008-04-08 Anatoly Sokolov <aesok@post.ru>
19663 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
19664 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
19666 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
19669 2008-04-07 Jan Hubicka <jh@suse.cz>
19671 * function.h (rtl): Rename to x_rtl.
19672 (crtl): New define.
19673 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19674 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19675 used_temp_slots avail_temp_slots, temp_slot_level,
19676 nonlocal_goto_handler_labels): Update accesstors.
19677 (rtl): New global variable.
19678 (struct function): Move some fileds to rtl_data.
19679 (get_arg_pointer_save_area): Update prototype.
19680 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19681 get_arg_pointer_save_area.
19682 * expr.c (init_expr): Update
19683 * function.c (get_frame_size): Update
19684 (assign_stack_local): Update
19685 (expand_function_end): Update.
19686 (get_art_pointer_save_area): Update
19688 * emit-rtl.c (rtl): Declare.
19689 (regno_reg_rtx): Declare.
19690 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19692 (gen_reg_rtx): Update.
19693 * varasm.c (n_deferred_constatns): Update accestor.
19694 (init_varasm_status): Do not allocate varasm_status.
19695 (force_const_mem, get_pool_size, output_constant_pool): Update.
19696 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19697 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19698 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
19699 * sparc/sparc.h (INIT_EXPANDERS): Update.
19700 * ia64/ia64.h (INIT_EXPANDERS): Update.
19702 2008-04-07 James E. Wilson <wilson@tuliptree.org>
19704 * reload.c (push_secondary_reload): Add missing break to for loop.
19706 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19708 PR middle-end/PR28690
19709 * rtlanal.c: Update copyright years.
19710 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
19711 as REG_POINTER and MEM_POINTER operands.
19712 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
19713 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
19714 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
19715 * gcse.c: Update copyright years.
19716 (pre_delete): Call gen_reg_rtx_and_attrs.
19717 (hoist_code): Likewise.
19718 (build_store_vectors): Likewise.
19719 (delete_store): Likewise.
19720 * loop-invariant.c (move_invariant_reg): Likewise.
19721 Update copyright years.
19723 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
19725 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
19726 control string instead of quoted.
19728 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19730 * doc/rtl.texi: Rewrite of subreg section.
19732 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
19735 * config/i386/i386.c (legitimize_pic_address): Add treating
19736 of dllimport SYM_REF's.
19737 (legitimize_dllimport_symbol): Add prototype.
19739 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19741 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
19742 reference in constructor with non self-referential type.
19744 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19746 Removal of Return with Depressed Stack Pointer support
19747 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
19748 (ECF_SP_DEPRESSED): Likewise.
19749 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
19750 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
19751 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19752 (expand_call): Do not test ECF_SP_DEPRESSED.
19753 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19754 * function.c (keep_stack_depressed): Delete.
19755 (handle_epilogue_set): Likewise.
19756 (update_epilogue_consts): Likewise.
19757 (emit_equiv_load): Likewise.
19758 (thread_prologue_and_epilogue_insns): Remove support for Return with
19759 Depressed Stack Pointer.
19760 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19762 2008-04-06 Richard Guenther <rguenther@suse.de>
19764 PR tree-optimization/35400
19765 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
19766 information from SSA_NAMEs.
19768 2008-04-06 Anatoly Sokolov <aesok@post.ru>
19770 * config/avr/avr.h (avr_mega_p): Remove declaration.
19771 (AVR_MEGA): Remove macro.
19772 * config/avr/avr.c (avr_mega_p): Remove variable.
19773 (avr_override_options): Remove inicializion of avr_mega_p.
19774 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19775 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19776 (avr_jump_mode): (Ditto.).
19777 (avr_output_progmem_section_asm_op): (Ditto.).
19778 (avr_asm_init_sections): (Ditto.).
19779 (avr_asm_init_sections): (Ditto.).
19780 (avr_rtx_costs): (Ditto.).
19781 * config/avr/avr.md: (Ditto.).
19782 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
19785 2008-04-06 Richard Guenther <rguenther@suse.de>
19787 PR tree-optimization/35842
19788 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
19789 is_gimple_invariant_address.
19791 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19793 * gcc.c (default_compilers): Sync Fortran extensions list with
19794 that in fortran/lang-specs.h.
19795 * doc/invoke.texi: Likewise.
19796 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
19797 * dwarf2out.c (gen_compile_unit_die): Likewise.
19799 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
19801 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
19803 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
19806 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
19807 attribute is used for nested functions.
19809 2008-04-05 Jan Hubicka <jh@suse.cz>
19811 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
19813 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
19815 (dump_files): Update.
19816 (enable_rtl_dump_file): Do not accept letter argument.
19817 * tree-pass.h (dump_file_info): Remove letter argument.
19818 * toplev.c (decode_d_option): Update -da handling.
19819 * toplev.h (enable_rtl_dump_file): Update prototype.
19820 * passes.c (register_one_dump_file): Do not accept IPA argument; work
19821 it out based on pass type.
19822 (register_dump_files_1): Likewise.
19823 (init_optimization_passes): Update register_one_dump_file calls.
19824 (execute_one_pass): Sanity check that IPA passes are called at IPA
19825 level and RTL passes at RTL level.
19826 (execute_pass_list): IPA pass can not be after or subpass of
19828 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
19829 disallov RTL subpasses of IPA subpasses.
19831 2008-04-05 Ben Elliston <bje@au.ibm.com>
19833 * tree-cfg.c (need_fake_edge_p): Return false for calls to
19834 builtins that return exactly once and do not throw. Cache call to
19837 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
19839 PR rtl-optimization/34916
19840 PR middle-end/35519
19841 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
19842 between instruction pairs.
19844 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
19846 * doc/invoke.texi: Document -mbitops for SH.
19847 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
19848 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
19849 * config/sh/sh.c (print_operand): Add %t operand code.
19850 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
19851 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
19852 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
19853 (extendqihi2): Likewise.
19854 (movqi_i): Likewise.
19855 (insv): Use bset, bclr and bst instructions for SH2A if possible.
19856 (extv): Use bld instruction for SH2A if possible.
19858 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
19859 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
19860 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
19861 (bset.b, bclr.b): Define peepholes.
19862 * config/sh/sh.opt (mbitops): New option.
19864 2008-04-04 Janis Johnson <janis187@us.ibm.com>
19867 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
19868 and view convert expression.
19870 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19873 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
19875 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
19877 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
19879 * config/i386/cpuid.h (bit_AES): New.
19880 (bit_PCLMUL): Likewise.
19882 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
19883 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
19884 SSE2 if AES or PCLMUL is enabled.
19885 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
19886 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19887 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
19888 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
19889 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
19890 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
19891 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19892 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
19893 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
19894 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
19895 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
19896 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
19897 __builtin_ia32_aeskeygenassist128 and
19898 __builtin_ia32_pclmulqdq128.
19899 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
19900 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
19901 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
19903 * config/i386/i386.h (TARGET_AES): New.
19904 (TARGET_PCLMUL): Likewise.
19905 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
19907 * config/i386/i386.md (UNSPEC_AESENC): New.
19908 (UNSPEC_AESENCLAST): Likewise.
19909 (UNSPEC_AESDEC): Likewise.
19910 (UNSPEC_AESDECLAST): Likewise.
19911 (UNSPEC_AESIMC): Likewise.
19912 (UNSPEC_AESKEYGENASSIST): Likewise.
19913 (UNSPEC_PCLMUL): Likewise.
19915 * config/i386/i386.opt (maes): New.
19916 (mpclmul): Likewise.
19918 * config/i386/sse.md (aesenc): New pattern.
19919 (aesenclast): Likewise.
19920 (aesdec): Likewise.
19921 (aesdeclast): Likewise.
19922 (aesimc): Likewise.
19923 (aeskeygenassist): Likewise.
19924 (pclmulqdq): Likewise.
19926 * config/i386/wmmintrin.h: New.
19928 * doc/extend.texi: Document AES and PCLMUL built-in function.
19930 * doc/invoke.texi: Document -maes and -mpclmul.
19932 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
19934 * function.c (free_after_parsing): Replace with
19935 cxx_push_function_context from C++ front-end.
19936 (allocate_struct_function): Don't call langhook.
19937 * langhooks.h (struct lang_hooks_for_functions): Delete.
19938 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
19940 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
19941 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
19942 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
19943 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
19944 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
19945 remove LANG_HOOKS_FUNCTION_INITIALIZER.
19946 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
19948 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
19949 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
19951 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19954 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
19957 2008-04-04 Richard Guenther <rguenther@suse.de>
19959 PR middle-end/35823
19960 * fold-const.c (optimize_minmax_comparison): Use the correct
19961 type for the constant in the simplified comparison.
19963 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
19965 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
19966 Pass L2 size as "--param l2-cache-size" to the compiler.
19967 (decode_l2_cache): New function to decode L2 cache parameters using
19968 0x8000006 extended cpuid function.
19969 (detect_caches_amd): Determine parameters of L2 cache using
19970 decode_l2_caches function.
19971 (decode_caches_intel): Decode L2 cache parameters.
19972 (detect_caches_intel): Determine L2 cache parameters using
19973 decode_caches_intel and decode_l2_caches functions.
19975 2008-04-03 Bob Wilson <bob.wilson@acm.org>
19977 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
19978 secondary input reload for subword loads from the constant pool.
19980 2008-04-03 Janis Johnson <janis187@us.ibm.com>
19983 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
19984 constants of the appropriate size for runtime calculations.
19987 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
19988 decimal-float literal constant zero.
19990 2008-04-03 Jakub Jelinek <jakub@redhat.com>
19993 * c-parser.c (c_parser_omp_atomic): Call
19994 default_function_array_conversion on the RHS.
19996 PR middle-end/35818
19997 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
19998 call is_variable_sized if decl has incomplete type.
20000 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20002 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20004 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20006 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20008 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20009 (sgt<u>): Merge sgt and sgtu into new expander.
20010 (sgt, sgtu): Remove expanders.
20011 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20012 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20013 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20014 *sgtu_<mode>_mips16 into new pattern.
20015 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20016 (sge<u>): Merge sge and sgeu into new expander.
20017 (sge, sgeu): Remove expanders.
20018 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20020 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20021 (slt<u>): Merge slt and sltu into new expander.
20022 (slt, sltu): Remove expanders.
20023 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20024 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20025 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20026 *sltu_<mode>_mips16 into new pattern.
20027 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20028 (sle<u>): Merge sle and sleu into new expander.
20029 (sle, sleu): Remove expanders.
20030 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20031 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20032 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20033 *sleu_<mode>_mips16 into new pattern.
20034 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20036 2008-04-03 Jan Hubicka <jh@suse.cz>
20038 PR tree-optimization/35795
20039 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20040 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20041 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20042 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20043 * score/score3.c (score3_output_mi_thunk): Likewise.
20044 * score/score7.c (score7_output_mi_thunk): Likewise.
20045 * mips/mips.c (mips_output_mi_thunk): Likewise.
20047 2008-04-03 Richard Guenther <rguenther@suse.de>
20049 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20050 conversions. Simplify code.
20052 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20054 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20056 2008-04-03 Tom Tromey <tromey@redhat.com>
20057 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20059 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20060 * config/bfin/t-bfin-linux (generated_files): Add
20061 linux-sysroot-suffix.h.
20062 * doc/install.texi (Prerequisites): Require make 3.80.
20063 * doc/sourcebuild.texi (Front End Directory): Document new
20065 * Makefile.in (generated_files): New variable.
20066 (ALL_HOST_OBJS): New variable.
20067 ($(ALL_HOST_OBJS)): New target.
20069 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20071 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20072 (remap_block): Call id->transform_lang_insert_block instead
20074 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20075 Set id.transform_lang_insert_block to NULL.
20076 (clone_body): Move to cp/optimize.c
20077 * tree-inline.h (struct copy_body_data): Change
20078 transform_lang_insert_block to function pointer.
20079 (copy_generic_body, copy_decl_no_change): Export.
20080 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20081 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20082 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20084 * c-tree.h (insert_block): Kill.
20085 * c-decl.c (insert_block): Kill.
20087 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20089 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20090 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20091 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20093 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20094 argument, call {push,pop}_function_context from here.
20095 * c-parser.c: Use c_{push,pop}_function_context.
20097 * function.c (push_function_context_to): Move meat ...
20098 (push_function_context): ... here. Simplify.
20099 * function.c (pop_function_context_from): Move meat ...
20100 (pop_function_context): ... here. Simplify.
20101 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20103 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20104 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20105 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20106 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20108 2008-04-03 Ben Elliston <bje@au.ibm.com>
20110 * expmed.c (extract_force_align_mem_bit_field): Remove.
20112 2008-04-03 Richard Guenther <rguenther@suse.de>
20114 PR middle-end/35800
20115 * expr.h (try_casesi): Adjust prototype.
20116 * expr.c (try_casesi): Take fallback label as extra parameter.
20117 Use that for gen_casesi if default_label is NULL.
20118 * stmt.c (expand_case): Pass fallback label to try_casesi,
20119 make sure to fill gaps with a fallback label if default_label
20122 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
20125 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20127 2008-04-03 Ben Elliston <bje@au.ibm.com>
20129 * expmed.c (extract_split_bit_field): Remove if (0) code.
20130 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20131 (do_ds_constraint): Likewise.
20133 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20135 * doc/cppopts.texi (-dU): Document.
20136 * c-common.h (flag_dump_macros): Update comment.
20137 * c-opts.c (handle_OPT_d): Handle -dU.
20138 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20139 dump_queued_macros, cb_used_define, cb_used_undef): New.
20140 (init_pp_output): Handle -dU.
20141 (cb_line_change): Call dump_queued_macros.
20142 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20144 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20146 * config/avr/predicates.md (io_address_operand): New predicate.
20147 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20148 * config/avr/avr.c (avr_io_address_p): Remove function.
20149 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20150 'avr_io_address_p' function.
20151 (out_movhi_r_mr): (Ditto.).
20152 (out_movqi_mr_r): (Ditto.).
20153 (out_movhi_mr_r): (Ditto.).
20154 (avr_address_cost): (Ditto.).
20156 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20158 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20159 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20160 in 32bit mode when XMM registers are available to avoid store
20162 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20163 corresponding post-reload splitters.
20165 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20167 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20168 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20169 __builtin_ia32_roundss.
20170 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20171 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20172 __builtin_ia32_roundss.
20173 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20174 IX86_BUILTIN_SHUFPD here.
20176 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20178 * config/i386/i386.md (plogic): New.
20179 (plogicprefix): Likewise.
20181 * config/i386/mmx.md (mmx_<code><mode>3): New.
20182 (mmx_and<mode>3): Removed.
20183 (mmx_ior<mode>3): Likewise.
20184 (mmx_xor<mode>3): Likewise.
20186 * config/i386/sse.md (<code><mode>3): New.
20187 (*<code><mode>3): Likewise.
20188 (*<code><mode>3): Likewise.
20189 (<code><mode>3): Likewise.
20190 (*sse_<code><mode>3): Likewise.
20191 (*sse2_<code><mode>3): Likewise.
20192 (<code>tf3): Likewise.
20193 (*<code>tf3): Likewise.
20194 (and<mode>3): Likewise.
20195 (*and<mode>3): Likewise.
20196 (ior<mode>3): Removed.
20197 (*ior<mode>3): Likewise.
20198 (xor<mode>3): Likewise.
20199 (*xor<mode>3): Likewise.
20200 (*and<mode>3): Likewise.
20201 (*ior<mode>3): Likewise.
20202 (*xor<mode>3): Likewise.
20203 (and<mode>3): Likewise.
20204 (*sse_and<mode>3): Likewise.
20205 (*sse2_and<mode>3): Likewise.
20206 (andtf3): Likewise.
20207 (*andtf3): Likewise.
20208 (ior<mode>3): Likewise.
20209 (*sse_ior<mode>3): Likewise.
20210 (*sse2_ior<mode>3): Likewise.
20211 (iortf3): Likewise.
20212 (*iortf3): Likewise.
20213 (xor<mode>3): Likewise.
20214 (*sse_xor<mode>3): Likewise.
20215 (*sse2_xor<mode>3): Likewise.
20216 (xortf3): Likewise.
20217 (*xortf3): Likewise.
20219 2008-04-02 Richard Guenther <rguenther@suse.de>
20221 PR tree-optimization/14495
20222 PR tree-optimization/34793
20223 * tree-vrp.c (struct switch_update): New structure.
20224 (to_remove_edges, to_update_switch_stmts): New VECs.
20225 (simplify_switch_using_ranges): New function. Remove not taken
20226 case labels and edges.
20227 (simplify_stmt_using_ranges): Call it.
20228 (identify_jump_threads): Mark edges we have queued for removal
20229 so we don't thread them.
20230 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20232 * tree-cfg.c (group_case_labels): Deal with missing default label.
20233 (tree_verify_flow_info): Allow missing default label.
20234 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20235 (emit_case_nodes): Likewise.
20236 (expand_case): Do not rely on the default label to be present.
20237 * expr.c (try_casesi): Deal with NULL default_label.
20238 (do_tablejump): Likewise.
20240 2008-04-02 Richard Guenther <rguenther@suse.de>
20242 PR tree-optimization/14495
20243 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20244 SWITCH_EXPR here ...
20245 (vrp_visit_switch_stmt): ... but here (new function).
20246 (find_case_label_index): New helper function.
20247 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20249 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20251 * fwprop.c: Fix ISO-C99ism.
20253 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20256 * Makefile.in (objdir): Set it here.
20257 * configure.ac: Not here. Find dynamic linker characteristics.
20258 * exec-tool.in: Use them.
20259 * aclocal.m4: Regenerate.
20260 * configure: Regenerate.
20262 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20264 * expr.c (expand_var): Delete it.
20265 * expr.h (expand_var): Delete prototype.
20266 * function.c (expand_function_start): Use expand_decl instead.
20267 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20270 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20272 PR rtl-optimization/35542
20273 * fwprop.c (forward_propagate_and_simplify): Replace
20274 loc_reg_mentioned_in_p with reg_mentioned_p.
20276 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20278 PR rtl-optimization/35281
20279 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20280 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20281 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20282 (varying_mem_p): Move above propagate_rtx.
20283 (all_uses_available_at): Do not check MEMs.
20285 2008-04-02 Rafael EspÃndola <espindola@google.com>
20287 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20288 (register_edge_assert_for_2): Split the cond argument.
20289 (register_edge_assert_for_1): Adjust for the change in
20290 register_edge_assert_for_2.
20291 (register_edge_assert_for): Split the cond argument.
20292 (find_switch_asserts): Adjust for the change in
20293 register_edge_assert_for.
20295 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20297 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20298 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20299 offsets for 64-bit mingw.
20300 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20301 abi for x86_64-pc-mingw.
20303 2008-04-02 Richard Guenther <rguenther@suse.de>
20305 * tree-vrp.c (extract_range_from_assert): Make sure to not
20306 produce range min/max with TREE_OVERFOW set.
20307 If merging a anti-range and a range keep the anti-range if
20308 the range covers all values of the type.
20309 (register_edge_assert_for_2): Only allow sign-changing
20310 conversions in detecting canonical range checks. Also
20311 register an assert for the unsigned name if useful.
20313 PR tree-optimization/35787
20314 * tree-vrp.c (vrp_val_max): New function.
20315 (vrp_val_min): Likewise.
20316 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20317 (vrp_val_is_min): Likewise.
20318 (supports_overflow_infinity): Use vrp_val_{min,max}.
20319 (negative_overflow_infinity): Likewise.
20320 (positive_overflow_infinity): Likewise.
20321 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20322 (is_positive_overflow_infinity): Likewise.
20323 (is_overflow_infinity): Likewise.
20324 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20325 vrp_val_is_{min,max}.
20326 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20327 to ranges if possible. Avoid empty ranges.
20329 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20331 PR middle-end/35705
20332 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20333 the expression is a function address.
20335 2008-04-01 George Helffrich <george@gcc.gnu.org>
20337 PR fortran/35154, fortran/23057
20338 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20339 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20340 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20341 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20343 (dbxout_syms): Check for COMMON-based symbol and wrap in
20344 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20345 in bracket for efficiency.
20347 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20348 using DW_TAG_common_block + member offset.
20349 (add_pubname_string): New function.
20350 (dw_expand_expr): New function to find block name and offset for
20352 (common_check): New function to check whether symbol in Fortran COMMON.
20353 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20355 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20358 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20360 2008-04-02 Ben Elliston <bje@au.ibm.com>
20362 * config/v850/v850.md (casesi): Remove if (0) code.
20363 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20364 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20366 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20368 * config/i386/i386.md (rex64suffix): New mode attribute.
20369 (floathi<mode>2): Disable expander for SSE math.
20370 (*floathi<mode>2_1): New insn insn_and_split pattern.
20371 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20372 corresponding post-reload splitters.
20373 (*floathi<mode>2_i387): New macroized insn pattern.
20374 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20375 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20376 insn_and_split pattern.
20377 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20378 New macroized instruction patterns and corresponding post-reload
20380 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20381 and corresponding post-reload splitters.
20382 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20383 New macroized instruction patterns.
20384 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20385 macroized instruction patterns and corresponding post-reload splitters.
20386 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20387 corresponding post-reload splitters.
20388 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20389 New macroized instruction patterns.
20390 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20391 corresponding post-reload splitters.
20392 (*floatsi<mode>2_i387): New macroized instruction patterns.
20394 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20396 * config/i386/i386.md (smaxmin): New.
20397 (umaxmin): Likewise.
20398 (maxminiprefix): Likewise.
20399 (maxminfprefix): Likewise.
20400 (<code><mode>3): Likewise.
20401 (smin<mode>3): Removed.
20402 (smax<mode>3): Likewise.
20404 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20405 (mmx_<code>v4hi3): Likewise.
20406 (mmx_<code>v8qi3): Likewise.
20407 (mmx_smaxv2sf3): Removed.
20408 (mmx_sminv2sf3): Likewise.
20409 (mmx_umaxv8qi3): Likewise.
20410 (mmx_smaxv4hi3): Likewise.
20411 (mmx_uminv8qi3): Likewise.
20412 (mmx_sminv4hi3): Likewise.
20414 * config/i386/sse.md (<addsub><mode>3): New.
20415 (*<addsub><mode>3): Likewise.
20416 (<sse>_vm<addsub><mode>3): Likewise.
20417 (<maxmin><mode>3): Likewise.
20418 (*<maxmin><mode>3_finite): Likewise.
20419 (*<maxmin><mode>3): Likewise.
20420 (<sse>_vm<maxmin><mode>3): Likewise.
20421 (sse3_h<addsub>v4sf3): Likewise.
20422 (sse3_h<addsub>v2df3): Likewise.
20423 (<maxmin>v16qi3): Likewise.
20424 (*<maxmin>v16qi3): Likewise.
20425 (<maxmin>v8hi3): Likewise.
20426 (*<maxmin>v8hi3): Likewise.
20427 (*sse4_1_<maxmin><mode>3): Likewise.
20428 (*sse4_1_<maxmin><mode>3): Likewise.
20429 (add<mode>3): Removed.
20430 (*add<mode>3): Likewise.
20431 (<sse>_vmadd<mode>3): Likewise.
20432 (sub<mode>3): Likewise.
20433 (*sub<mode>3): Likewise.
20434 (<sse>_vmsub<mode>3): Likewise.
20435 (smin<mode>3): Likewise.
20436 (*smin<mode>3_finite): Likewise.
20437 (*smin<mode>3): Likewise.
20438 (<sse>_vmsmin<mode>3): Likewise.
20439 (smax<mode>3): Likewise.
20440 (*smax<mode>3_finite): Likewise.
20441 (*smax<mode>3): Likewise.
20442 (<sse>_vmsmax<mode>3): Likewise.
20443 (sse3_haddv4sf3): Likewise.
20444 (sse3_haddv2df3): Likewise.
20445 (sse3_hsubv4sf3): Likewise.
20446 (sse3_hsubv2df3): Likewise.
20447 (umaxv16qi3): Likewise.
20448 (*umaxv16qi3): Likewise.
20449 (smaxv8hi3): Likewise.
20450 (*smaxv8hi3): Likewise.
20451 (*sse4_1_smax<mode>3): Likewise.
20452 (*sse4_1_umax<mode>3): Likewise.
20453 (uminv16qi3): Likewise.
20454 (*uminv16qi3): Likewise.
20455 (sminv8hi3): Likewise.
20456 (*sminv8hi3): Likewise.
20457 (*sse4_1_smin<mode>3): Likewise.
20458 (*sse4_1_umin<mode>3): Likewise.
20460 2008-04-01 Rafael EspÃndola <espindola@google.com>
20462 * tree-cfg.c (verify_expr): remove in_phi.
20463 (verify_stmt): Don't call walk_tree with verify_expr. Use
20464 is_gimple_min_invariant instead of is_gimple_val.
20466 2008-04-01 Joseph Myers <joseph@codesourcery.com>
20468 * doc/include/gpl_v3.texi: Update for manpage generation.
20469 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
20471 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
20472 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
20473 gpl_v3.texi instead of gpl.texi.
20476 2008-04-01 Jakub Jelinek <jakub@redhat.com>
20479 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
20481 2008-04-01 Rafael EspÃndola <espindola@google.com>
20483 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
20484 (extract_code_and_val_from_cond): Use
20485 extract_code_and_val_from_cond_with_ops.
20487 2008-04-01 Jan Hubicka <jh@suse.cz>
20489 * function.c (free_after_compilation): Free epilogue_delay_list.
20490 (prepare_function_start): Assert that previous compilation was freed.
20492 2008-04-01 Jan Hubicka <jh@suse.cz>
20493 Jim Wilson <wilson@tuliptree.org>
20494 Andreas Tobler <andreast@gcc.gnu.org>
20496 PR middle-end/35781
20497 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
20498 rtl.emit instead cfun->emit.
20499 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
20500 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
20502 2008-04-01 Ben Elliston <bje@au.ibm.com>
20504 * doc/c-tree.texi (Function Basics): Fix grammatical error.
20506 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
20508 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
20510 (fprofile-use): Add var flag_profile_use
20511 * coverage.c (coverage_begin_output): Do not open a gcno file for
20512 output only if -ftest-coverage is set.
20513 Do not add getpwd() to gcda file path.
20514 (build_gcov_info): Check the new flag
20515 flag_profile_datafile_relative_path.
20516 (coverage_init): Use profile_data_prefix.
20517 Read profile counter only if flag_profile_use is set.
20518 * opts.c (common_handle_option): New option fprofile-use=,
20519 fprofile-dir=, fprofile-generate=.
20520 * toplev.c (profile_data_prefix): New variable definition.
20521 * toplev.h (profile_data_prefix): New declaration.
20522 * doc/invoke.tex (Option Summary, Optimization Options):
20525 2008-03-31 James E. Wilson <wilson@tuliptree.org>
20527 * varasm.c (output_constant_pool_1): In LABEL_REF check,
20528 use tmp consistently.
20531 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
20532 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20533 UNSPEC_FR_RECIP_APPROX_RES.
20534 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
20536 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
20539 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
20541 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20543 PR middle-end/30186
20544 * fold-const.c (fold_indirect_ref_1): Support accessing non first
20545 element of the vector via a pointer.
20547 2008-03-31 Ian Lance Taylor <iant@google.com>
20549 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
20551 2008-03-31 Jan Hubicka <jh@suse.cz>
20553 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20554 get_arg_pointer_save_area.
20555 * expr.c (init_expr): Just clear out rtl.expr.
20556 * function.c (free_after_compilation): Clear out whole RTL structure.
20557 (get_func_frame_size): Merge into ...
20558 (get_frame_size): ... this one.
20559 (assign_stack_local_1): Merge into ...
20560 (assign_stack_local): ... this one.
20561 (expand_function_end): Update call of get_arg_pointer_save_area.
20562 (get_art_pointer_save_area): Remove cfun argument.
20563 * function.h (emit_status): regno_pointer_align does not need length
20564 attribute. Move x_regno_reg_rtx to ...
20565 (regno_reg_rtx): ... new global array.
20566 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
20567 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
20568 apply_args_value, forced_labels, stack_pointer_delta):
20570 (struct varasm_status): Move here from varasm.c
20571 (struct rtl_data): New. Move here some fields from struct function.
20572 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20573 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20574 used_temp_slots avail_temp_slots, temp_slot_level,
20575 nonlocal_goto_handler_labels): Update accesstors.
20576 (rtl): New global variable.
20577 (struct function): Move some fileds to rtl_data.
20578 (get_arg_pointer_save_area): Update prototype.
20579 * emit-rtl.c (rtl): Declare.
20580 (regno_reg_rtx): Declare.
20581 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20583 (gen_reg_rtx): Update.
20584 (init_virtual_regs): Do not tate emit_status argument.
20585 (init_emit): Do not allocate emit.
20586 * varasm.c (varasm_statuc): Move to function.h.
20587 (n_deferred_constatns): Update accestor.
20588 (init_varasm_status): Do not allocate varasm_status.
20589 (force_const_mem, get_pool_size, output_constant_pool): Update.
20590 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20591 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20593 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
20595 PR rtl-optimization/35729
20596 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
20599 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
20602 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
20603 load/store if memory is unaligned.
20604 (*movti_rex64): Likewise.
20606 * config/i386/predicates.md (misaligned_operand): New.
20608 2008-03-31 Andrew Pinski <pinskia@gmail.com>
20611 * tree-ssa-phiopt.c (conditional_replacement): Return early for
20614 2008-03-31 Jan Beulich <jbeulich@novell.com>
20616 * config/ia64/constraints.md: Add 'j' constraint.
20617 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
20618 (movdi_internal): Likewise.
20620 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
20623 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
20625 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
20628 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
20629 proper error message for the third argument on blendpd and
20632 * config/i386/sse.md (blendbits): New.
20633 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
20635 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
20637 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
20639 2008-03-30 Richard Guenther <rguenther@suse.de>
20641 PR middle-end/31023
20642 * fold-const.c (fold_sign_changed_comparison): Do leave
20643 conversions to base-types alone.
20645 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
20647 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
20648 the link register if one altivec register is be saved.
20650 2008-03-30 Ben Elliston <bje@au.ibm.com>
20652 * final.c (final_scan_insn): Remove if (0) code.
20654 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
20656 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
20658 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
20660 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
20661 of V4SFmode to ix86_binary_operator_ok.
20663 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
20665 * config/i386/i386.c (override_options): Initialize
20666 ix86_veclib_handler to ix86_veclibabi_svml when
20667 -mveclibabi=svml is used.
20668 (ix86_veclibabi_svml): New function for SVML ABI style
20669 vectorization support.
20670 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
20672 2008-03-28 Rafael EspÃndola <espindola@google.com>
20674 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
20675 (tree_binary_nonnegative_warnv_p): Make it public.
20676 (tree_single_nonnegative_warnv_p): Make it public.
20677 (tree_invalid_nonnegative_warnv_p): Make it public.
20678 (tree_unary_nonzero_warnv_p): Make it public.
20679 (tree_binary_nonzero_warnv_p): Make it public
20680 (tree_single_nonzero_warnv_p): Make it public.
20681 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
20682 (extract_range_from_binary_expr): Split the expr argument.
20683 (extract_range_from_unary_expr): Split the expr argument.
20684 (extract_range_from_comparison): Split the expr argument.
20685 (extract_range_from_expr): Use the new aux functions.
20686 (vrp_evaluate_conditional_warnv): Use
20687 vrp_evaluate_conditional_warnv_with_ops.
20688 * tree.h (tree_unary_nonzero_warnv_p): Declare.
20689 (tree_binary_nonzero_warnv_p): Declare.
20690 (tree_single_nonzero_warnv_p): Declare.
20691 (tree_expr_nonzero_warnv_p): Declare.
20692 (tree_unary_nonnegative_warnv_p): Declare.
20693 (tree_binary_nonnegative_warnv_p): Declare.
20694 (tree_single_nonnegative_warnv_p): Declare.
20695 (tree_invalid_nonnegative_warnv_p): Declare.
20697 2008-03-28 Richard Guenther <rguenther@suse.de>
20699 PR tree-optimization/30317
20700 PR tree-optimization/30911
20701 PR tree-optimization/34793
20702 * tree-vrp.c (set_and_canonicalize_value_range): New function.
20703 (struct assert_locus_d): New member EXPR.
20704 (register_new_assert_for): Add EXPR parameter to support
20705 ASSERT_EXPR <name, expr OP limit>.
20706 (register_edge_assert_for_1): Adjust callers.
20707 (find_assert_locations): Likewise.
20708 (process_assert_insertions_for): Build condition from expression.
20709 (extract_range_from_assert): Handle ASSERT_EXPRs
20710 of the form ASSERT_EXPR <name, expr OP limit>.
20711 (register_edge_assert_for_2): New helper registering
20712 asserts for comparisons. Recognize range tests of the form
20713 (unsigned)i - CST1 OP CST2.
20714 (register_edge_assert_for_1): Use it.
20715 (register_edge_assert_for): Likewise.
20716 (needs_overflow_infinity): Integer sub-types
20717 do not need overflow infinities.
20718 (vrp_val_is_max): The extreme values of integer sub-types
20719 are those of the base type.
20720 (vrp_val_is_min): Likewise.
20721 * tree.def (ASSERT_EXPR): Document extra allowed conditional
20724 2008-03-28 Nick Clifton <nickc@redhat.com>
20727 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
20728 Return GENERAL_REGS for stack adjustment reloads.
20730 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
20733 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
20734 const_vector when all the vectors are constant.
20736 2008-03-27 Bob Wilson <bob.wilson@acm.org>
20738 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
20740 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
20741 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
20743 (s<code>_sf): Use new scc_sf attribute for opcode names.
20745 2008-03-27 Tom Tromey <tromey@redhat.com>
20747 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
20748 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
20749 config/spu/t-spu-elf, config/i386/t-interix,
20750 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
20751 config/i386/x-darwin, config/i386/x-mingw32,
20752 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
20753 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
20754 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
20755 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
20756 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
20757 config/rs6000/x-darwin, config/rs6000/t-rs6000,
20758 config/score/t-score-elf, config/arm/t-strongarm-pe,
20759 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
20760 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
20761 Revert automatic dependency patch.
20763 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
20766 * config/i386/i386.c (ix86_function_arg_boundary): Align
20767 decimal floating point to its natural boundary.
20769 2008-03-27 Richard Guenther <rguenther@suse.de>
20771 PR middle-end/35716
20772 * fold-const.c (fold_comparison): Restrict distinct decl
20773 comparison folding to VAR_DECLs and PARM_DECLs. Do not
20774 solely rely on operand_equal_p.
20776 2008-03-27 Richard Guenther <rguenther@suse.de>
20779 * c-common.c (handle_weak_attribute): Reject combination of
20782 2008-03-27 Richard Guenther <rguenther@suse.de>
20784 PR tree-optimization/32810
20785 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
20786 conversions from DECL_INITIAL.
20787 (fold_const_aggregate_ref): Likewise from constructor elements.
20789 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
20791 * tree-affine.h (aff_combination_expand): Declare.
20792 (get_inner_reference_aff): Likewise.
20793 * tree-affine.c (aff_combination_expand): Split out from
20794 tree_to_aff_combination_expand.
20795 (get_inner_reference_aff): New function.
20796 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
20797 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
20798 (struct lim_aux_data): sm_done field removed.
20799 (mem_ref_loc_p, mem_ref_locs_p): New types.
20800 (struct mem_ref): Added id, stored, accesses_in_loop,
20801 indep_loop, dep_loop, indep_ref, dep_ref fields.
20802 Removed is_stored, locs and next fields.
20803 (memory_accesses): New variable.
20804 (movement_possibility): Do not allow moving statements
20805 that store to memory.
20806 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
20808 (determine_max_movement): For statements with memory references,
20809 find the outermost loop in that the reference is independent.
20810 (move_computations_stmt): Mark the virtual operands for renaming.
20811 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
20812 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
20813 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
20814 add_vop_ref_mapping, create_vop_ref_mapping_loop,
20815 create_vop_ref_mapping, analyze_memory_references,
20816 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
20817 get_all_locs_in_loop, ref_always_accessed_p,
20818 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
20819 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
20820 store_motion_loop, store_motion): New functions.
20821 (struct vop_to_refs_elt): New type.
20822 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
20823 memref_hash, memref_eq, hoist_memory_references): Rewritten.
20824 (schedule_sm): Replaced by...
20825 (execute_sm): ... this.
20826 (determine_lsm_ref, hoist_memory_references,
20827 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
20828 find_more_ref_vops, free_mem_ref, free_mem_refs,
20829 determine_lsm_loop, determine_lsm): Removed.
20830 (tree_ssa_lim_finalize): Free data structures used by store motion.
20831 (tree_ssa_lim): Call analyze_memory_references. Use
20832 store_motion instead of determine_lsm.
20834 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20836 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
20837 rename tmake_file to m68hc11/t-m68hc11.
20838 (mcore): Set inhibit_libc to true.
20839 * config.host (alpha*-dec-*vms*): Set extra_programs.
20840 (interix3*): Don't use host_xmake_file.
20841 * configure.ac: Let config.gcc override inhibit_libc.
20842 * configure: Regenerate.
20844 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
20845 * config/t-openbsd-thread: Remove commented out lines.
20847 * config/x-interix: Remove.
20849 * config/m68hc11/t-m68hc11-gas: Rename to...
20850 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
20852 * config/mcore/t-mcore: Remove T_CFLAGS.
20853 * config/mcore/t-mcore-pe: Likewise.
20855 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20857 * configure.ac: Replace custom __GNU_SOURCE test with
20858 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
20859 * aclocal.m4: Regenerate.
20860 * configure: Regenerate.
20861 * config.in: Regenerate.
20863 2008-03-27 Richard Guenther <rguenther@suse.de>
20865 * fold-const.c (target.h): Include.
20866 (fold_comparison): Fold comparison of addresses of decls
20867 that bind locally or of constants. Consolidate address folding code.
20868 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
20869 results from fold_binary_to_constant.
20870 (compare_values_warnv): Likewise.
20872 2008-03-27 Andrew Pinski <pinskia@gmail.com>
20874 PR middle-end/35429
20875 * fold-const.c (fold_truthop): Check for integeral types when folding
20876 a == 0 && b == 0 and a != 0 || b != 0 .
20878 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
20880 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
20882 2008-03-26 Andreas Schwab <schwab@suse.de>
20884 * doc/invoke.texi: Fix use of @item vs. @itemx.
20886 2008-03-26 Tom Tromey <tromey@redhat.com>
20888 * Makefile.in (build/gensupport.o, build/print-rtl.o,
20889 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
20890 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
20891 build/gencodes.o, build/genconditions.o, build/genconfig.o,
20892 build/genconstants.o, build/genemit.o, build/genextract.o,
20893 build/genflags.o, build/genmddeps.o, build/genopinit.o,
20894 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
20897 2008-03-26 Richard Guenther <rguenther@suse.de>
20900 2008-03-26 Richard Guenther <rguenther@suse.de>
20902 * fold-const.c (target.h): Include.
20903 (fold_comparison): Fold comparison of addresses of two decls
20904 that bind locally. Consolidate address folding code.
20906 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20908 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
20909 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
20910 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
20911 dconstsqrt2, dconstthird, dconste and/or dconst10.
20912 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
20913 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
20914 dconstsqrt2, dconste): Delete.
20915 (init_emit_once): Likewise. Simplify initializing dconstm1.
20917 * real.c (get_real_const): New.
20918 * real.h (dconst3, dconst10, dconstm2, dconstthird,
20919 dconstsqrt2, dconste): Delete.
20920 (real_value_const, get_real_const): New.
20922 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
20924 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
20926 * config/i386/i386.c (ix86_function_arg_boundary): Check
20927 BIGGEST_ALIGNMENT instead of 128.
20928 (setup_incoming_varargs_64): Likewise.
20930 2008-03-26 Tom Tromey <tromey@redhat.com>
20932 * Makefile.in (DEPFILES): Add missing '/'.
20934 2008-03-26 Richard Guenther <rguenther@suse.de>
20936 * fold-const.c (target.h): Include.
20937 (fold_comparison): Fold comparison of addresses of two decls
20938 that bind locally. Consolidate address folding code.
20940 2008-03-26 Nick Clifton <nickc@redhat.com>
20943 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
20944 not allow INT+INT as a legitimate addressing mode.
20946 2008-03-26 Richard Guenther <rguenther@suse.de>
20948 * tree-flow.h (widen_bitfield): Remove declaration.
20949 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
20950 (widen_bitfield): Remove function.
20951 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
20954 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
20957 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
20960 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
20962 PR rtl-optimization/35232
20963 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
20964 (forget_old_reloads_1, forget_marked_reloads): Don't clear
20965 reg_reloaded_call_part_clobbered here.
20966 (reload_regs_reach_end_p): New function.
20967 (reload_reg_rtx_for_input): New variable.
20968 (reload_reg_rtx_for_output): Likewise.
20969 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
20970 when reassigning a pseudo register. Load reloadreg from
20971 reload_reg_rtx_for_input, moving the mode and register
20973 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
20974 instead of the original when deciding whether an input reload
20975 would be a no-op or whether an output reload can be deleted.
20976 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
20977 when setting up new_spill_reg_store. Load it from
20978 reload_reg_rtx_for_output, moving the mode and register
20980 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
20981 instead of the original when deciding whether an output reload
20982 would be a no-op. Do the same when modifying insn notes.
20983 Use rtx_equal_p instead of == to compare the registers.
20984 (inherit_piecemeal_p): Take a mode and two register numbers
20986 (emit_reload_insns): Clear new_spill_reg_store for every hard
20987 register in the reload register. Remove spill registers
20988 from reg_reloaded_valid before considering whether to record
20989 inheritance information for them. Use reload_reg_rtx_for_output
20990 instead of reg_rtx when recording output reloads. Use
20991 reload_reg_rtx_for_input instead of reg_rtx when recording
20992 input reloads. Set or clear reg_reloaded_call_part_clobbered
20993 at the same time as setting reg_reloaded_valid.
20994 (delete_output_reload): Add a new_reload_reg parameter and use it
20995 instead of rld[j].reg_rtx.
20996 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
20999 2008-03-25 Tom Tromey <tromey@redhat.com>
21001 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21002 (build/genattr.o): Likewise.
21003 (build/genattrtab.o): Likewise.
21004 (build/gencodes.o): Likewise.
21005 (build/genconfig.o): Likewise.
21006 (build/genconstants.o): Likewise.
21007 (build/genemit.o): Likewise.
21008 (build/genextract.o): Likewise.
21009 (build/genflags.o): Likewise.
21011 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21013 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21014 instead of size_int for integer types.
21015 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21016 to match type of MINUS_EXPR.
21018 2008-03-25 Tom Tromey <tromey@redhat.com>
21020 * configure: Rebuilt.
21021 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21024 2008-03-25 Tom Tromey <tromey@redhat.com>
21026 * config/x-solaris (host-solaris.o): Update.
21027 * config/x-linux (host-linux.o): Update.
21028 * config/x-hpux (host-hpux.o): Update.
21029 * config/x-darwin (host-darwin.o): Update.
21030 * config/v850/t-v850e (v850-c.o): Update.
21031 * config/v850/t-v850 (v850-c.o): Update.
21032 * config/t-vxworks (vxworks.o): Update.
21033 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21034 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21035 * config/spu/t-spu-elf (spu-c.o): Update.
21037 * config/sh/t-symbian (sh-c.o): Update.
21038 (symbian.o): Update.
21039 * config/sh/t-sh (sh-c.o): Update.
21040 * config/score/t-score-elf (score7.o, score3.o): Update.
21041 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21042 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21043 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21044 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21045 (rs6000.o): Remove.
21046 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21047 * config/m32c/t-m32c (m32c-pragma.o): Update.
21048 * config/ia64/t-ia64 (ia64-c.o): Update.
21049 * config/i386/x-mingw32 (host-mingw32.o): Update.
21050 * config/i386/x-i386 (driver-i386.o): Update.
21051 * config/i386/x-darwin (host-i386-darwin.o): Update.
21052 * config/i386/x-cygwin (host-cygwin.o): Update.
21053 * config/i386/t-nwld (nwld.o): Update.
21054 * config/i386/t-netware (netware.o): Update.
21055 * config/i386/t-interix (winnt.o): Update.
21056 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21057 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21058 msformat-c.o): Update.
21059 * config/bfin/t-bfin-linux (generated_files): Add
21060 linux-sysroot-suffix.h.
21061 * config/arm/t-wince-pe (pe.o): Update.
21062 * config/arm/t-strongarm-pe (pe.o): Update.
21063 * config/arm/t-pe (pe.o): Update.
21064 * config/arm/t-arm (arm-c.o): Update.
21065 * doc/install.texi (Prerequisites): Require make 3.80.
21066 * Makefile.in: Remove .o targets.
21067 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21068 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21069 (simple_generated_h, simple_generated_c): Move earlier.
21070 (generated_files): New variable.
21071 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21072 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21073 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21074 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21075 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21076 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21077 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21078 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21079 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21080 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21081 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21082 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21084 (COMPILE.base, COMPILE): New variables.
21085 (%.o): New pattern rule.
21086 (ALL_HOST_OBJS): New variable.
21087 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21088 (dummy-checksum.o, cc1-checksum.o): Remove.
21089 (DRIVER_SHLIB): New variable.
21090 (DRIVER_DEFINES): Use it.
21091 (gencondmd.c): Move out of build/.
21092 (s-conditions): Update.
21093 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21094 (ALL_BUILD_OBJS): Likewise.
21095 (build/%.o): Use BUILDCOMPILE.
21096 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21097 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21098 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21099 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21100 build/genconfig.o, build/genconstants.o, build/genemit.o,
21101 build/genextract.o, build/genflags.o, build/genmddeps.o,
21102 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21103 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21104 build/gen-protos.o, build/scan.o, build/fix-header.o,
21105 build/scan-decls.o): Simplify.
21106 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21107 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21108 prefix.o, toplev.o): Reduce to variable setting.
21109 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21110 ($(out_object_file), gcc-options.o): New targets.
21111 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21112 * configure: Rebuilt.
21113 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21114 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21116 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21118 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21119 complain when we hit an error, return ERROR_MARK_NODE.
21121 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21123 * config/sh/constraints.md (Pso, Psz): New constraints.
21124 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21125 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21127 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21129 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21130 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21132 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21134 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21135 (prefetch_sh2a): New.
21137 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21138 Naveen.H.S <naveen.hs@kpitcummins.com>
21140 * config/sh/constraints.md (I28): New constraint.
21141 * config/sh/sh.c (broken_move): Add support for movi20s.
21142 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21144 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21145 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21146 Naveen.H.S <naveen.hs@kpitcummins.com>
21148 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21149 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21150 (print_operand): Handle resbank in %@ operand code.
21151 (sh_encode_section_info): New.
21152 (push_regs): Add conditions for resbank.
21153 (sh_expand_epilogue): Likewise.
21154 (sh_insert_attributes): Likewise.
21155 (sh_attribute_table): Likewise.
21156 (sh_handle_resbank_handler_attribute): New.
21157 (sh2a_handle_function_vector_handler_attribute): New.
21158 (sh2a_is_function_vector_call): New.
21159 (sh2a_get_function_vector_number): New.
21160 (sh2a_function_vector_p): New.
21161 (sh_cfun_resbank_handler_p): New.
21162 * config/sh/sh.md (calli): Emit jsr/n if possible.
21163 (calli_tbr_rel): New.
21164 (calli_pcrel): Emit jsr/n if possible.
21165 (return_i): Emit rts/n if possible.
21166 (call_valuei_tbr_rel): New.
21167 (call_valuei_pcrel): Add condition for SH2A target.
21168 (call_value): Likewise.
21169 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21170 (sh2a_get_function_vector_number): Likewise.
21171 (sh2a_is_function_vector_call): Likewise.
21172 * doc/extend.texi: Document TBR relative addressing of SH2A.
21173 (resbank): Add description for SH2A.
21175 2008-03-24 Richard Guenther <rguenther@suse.de>
21178 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21179 pointer assignments change conversions according to middle-end rules.
21180 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21181 * configure.ac: Include type checking in yes.
21182 * configure: Regenerate.
21184 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21186 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21187 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21189 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21191 * gthr-vxworks.h (UNUSED): Define.
21193 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21195 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21197 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21199 * doc/extend.texi (Function Attributes): Add missing comma in the
21200 example of the "alloc_size" attribute.
21202 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21205 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21207 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21210 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21213 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21214 of the underlying type of a MS bitfield layout to the natural
21215 alignment of the type.
21217 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21219 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21220 to their natural alignment to avoid store forwarding stalls.
21222 2008-03-22 Richard Guenther <rguenther@suse.de>
21224 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21225 For PHI nodes verify the address is invariant.
21226 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21227 (get_symbol_constant_value): Use is_gimple_min_invariant.
21228 (maybe_fold_stmt_indirect): Likewise.
21230 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21232 PR rtl-optimization/33927
21233 * Makefile.in (dse.o): Depend on $(TM_P_H).
21234 * expr.h (extract_low_bits): Declare.
21235 * expmed.c (extract_low_bits): New function.
21236 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21237 * dse.c: Include tm_p.h.
21238 (find_shift_sequence): Remove the read_reg argument and return the
21239 read value. Emit the instructions instead of returning them.
21240 Iterate on new_mode rather than calculating it each time.
21241 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21242 source to NEW_MODE and extract_low_bits to convert the shifted
21243 value to READ_MODE.
21244 (replace_read): Allow the load and store to have different mode
21245 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21246 or extraction instructions before trying the replacement. Update
21247 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21249 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21251 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21252 to their natural alignment to avoid store forwarding stalls.
21254 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21257 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21258 encouraging but not allowing gprs for input;
21259 change the input constraint to !f#r.
21260 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21262 change the output constraint to !f#r.
21264 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21267 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21268 corresponding post-reload splitters.
21269 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21270 when x87 FP math is selected.
21271 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21272 New function prototype.
21273 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21274 unreachable function to ease macroization of insn patterns.
21276 2008-03-21 Martin Jambor <mjambor@suse.cz>
21278 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21279 reference dumps if ddr is NULL or dependence is unknown.
21281 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21283 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21284 unsigned extension into account.
21285 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21286 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21287 Do computations on a scratch register.
21289 2008-03-21 Richard Guenther <rguenther@suse.de>
21291 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21292 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21293 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21294 * tree-ssa-dom.c (record_equality): Likewise.
21295 * tree-inline.c (copy_body_r): Likewise.
21296 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21299 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21301 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21302 as 'delete_unused' argument.
21304 2008-03-20 Richard Guenther <rguenther@suse.de>
21306 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21307 special casing of constant qualifiers.
21308 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21309 care about them in general.
21310 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21311 regardless of their type.
21312 (fold_stmt_r): Forcefully fold *& if we end up with that.
21314 2008-03-20 Paul Brook <paul@codesourcery.com>
21316 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21317 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21319 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21321 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21322 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21324 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21326 * common.opt (Wmudflap): New option.
21327 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21328 (mx_register_decls): Likewise.
21329 (mudflap_finish_file): Likewise.
21330 * doc/invoke.texi: Document -Wno-mudflap.
21332 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21334 * c-format.c (replace_format_name_to_system_name): New.
21335 (cmp_attribs): New.
21336 (convert_format_name_to_system_name): New.
21337 (decode_format_attr): Add use of convert_format_name_to_system_name.
21338 (format_types_orig): Add gnu_ prefix to names.
21339 (check_format_info_main): Special treating of \0 escaped names for
21340 supporting multi-character format specifiers as I32, I64.
21341 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21342 (gnu_target_overrides_format_attributes): New.
21343 * c-format.h: Add structure target_ovr_attr to hold
21344 system specific formatter names.
21345 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21346 msformat-c.o file to c_target_objs and cxx_target_objs.
21347 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21348 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21349 (TARGET_N_FORMAT_TYPES): New.
21350 * config/i386/msformat-c.c: New.
21351 * config/i386/t-cygming: Add build rule for msformat-c.o.
21352 * doc/extend.texi: Add new format names gnu_* and ms_* and
21354 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21356 2008-03-20 Ira Rosen <irar@il.ibm.com>
21358 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21359 optimizations turned on under -O3.
21360 (ftree-vectorize): Add that the flag is turned on with -O3.
21362 2008-03-20 Ben Elliston <bje@au.ibm.com>
21364 * regmove.c (try_auto_increment): Fix spelling error in comment.
21365 * final.c (final_scan_insn): Likewise.
21367 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21370 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21371 allocator preferences for "y" and "r" class registers.
21372 ("*mov<mode>_internal"): Ditto.
21373 ("*movv2sf_internal_rex64"): Ditto.
21374 ("*movv2sf_internal"): Ditto.
21376 2008-03-19 Michael Matz <matz@suse.de>
21378 PR middle-end/35616
21379 * calls.c (expand_call): Check overlap of arguments with call
21380 address for sibcalls.
21382 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21385 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21386 of the underlying type of a MS bitfield layout to the natural
21387 alignment of the type.
21389 2008-03-19 Jan Hubicka <jh@suse.cz>
21392 * toplev.c (decode_d_option): Handle all CPP flags.
21393 * tree-vrp.c: Update tree_pass descriptors.
21394 * regrename.c: Update tree_pass descriptors.
21395 * fwprop.c: Update tree_pass descriptors.
21396 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21397 * tree-into-ssa.c: Update tree_pass descriptors.
21398 * tree-dump.c: Update tree_pass descriptors.
21399 * tree-complex.c: Update tree_pass descriptors.
21400 * tree-dump.h: Update tree_pass descriptors.
21401 * see.c: Update tree_pass descriptors.
21402 * cgraphbuild.c: Update tree_pass descriptors.
21403 * tracer.c: Update tree_pass descriptors.
21404 * tree-loop-distribution.c: Update tree_pass descriptors.
21405 * cgraph.c: Update tree_pass descriptors.
21406 * postreload-gcse.c: Update tree_pass descriptors.
21407 * postreload.c: Update tree_pass descriptors.
21408 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21409 * tree-tailcall.c: Update tree_pass descriptors.
21410 * tree-pass.h (tree_opt_pass): Rename to ...
21411 (opt_pass) ... this one; add "type" field and remove letter field.
21412 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21413 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21414 all_lowering_passes): Update declaration.
21415 * ipa-cp.c: Update tree_pass descriptors.
21416 * final.c: Update tree_pass descriptors.
21417 * omp-low.c: Update tree_pass descriptors.
21418 * tree-ssa-dse.c: Update tree_pass descriptors.
21419 * ipa-reference.c: Update tree_pass descriptors.
21420 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21421 * auto-inc-dec.c: Update tree_pass descriptors.
21422 * reorg.c: Update tree_pass descriptors.
21423 * cgraphunit.c: Update tree_pass descriptors.
21424 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21425 * tree-ssa-ccp.c: Update tree_pass descriptors.
21426 * df-core.c: Update tree_pass descriptors.
21427 * mode-switching.c: Update tree_pass descriptors.
21428 * tree-nomudflap.c: Update tree_pass descriptors.
21429 * modulo-sched.c: Update tree_pass descriptors.
21430 * ipa-pure-const.c: Update tree_pass descriptors.
21431 * cse.c: Update tree_pass descriptors.
21432 * web.c: Update tree_pass descriptors.
21433 * tree-stdarg.c: Update tree_pass descriptors.
21434 * tree-ssa-math-opts.c: Update tree_pass descriptors.
21435 * tree-ssa-dom.c: Update tree_pass descriptors.
21436 * tree-nrv.c: Update tree_pass descriptors.
21437 * tree-ssa-alias.c: Update tree_pass descriptors.
21438 * loop-init.c: Update tree_pass descriptors.
21439 * gimple-low.c: Update tree_pass descriptors.
21440 * ipa-inline.c: Update tree_pass descriptors.
21441 * tree-ssa-sink.c: Update tree_pass descriptors.
21442 * global.c: Update tree_pass descriptors.
21443 * ifcvt.c: Update tree_pass descriptors.
21444 * jump.c: Update tree_pass descriptors.
21445 * predict.c: Update tree_pass descriptors.
21446 * tree-ssa-loop.c: Update tree_pass descriptors.
21447 * recog.c: Update tree_pass descriptors.
21448 * dse.c: Update tree_pass descriptors.
21449 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
21450 * tree-eh.c: Update tree_pass descriptors.
21451 * regmove.c: Update tree_pass descriptors.
21453 * function.c: Update tree_pass descriptors.
21454 * tree-vectorizer.c: Update tree_pass descriptors.
21455 * gcse.c: Update tree_pass descriptors.
21456 * ipa-type-escape.c: Update tree_pass descriptors.
21457 * tree-if-conv.c: Update tree_pass descriptors.
21458 * init-regs.c: Update tree_pass descriptors.
21459 * ipa.c: Update tree_pass descriptors.
21460 * tree-ssa-phiopt.c: Update tree_pass descriptors.
21461 * rtl-factoring.c: Update tree_pass descriptors.
21462 * lower-subreg.c: Update tree_pass descriptors.
21463 * bt-load.c: Update tree_pass descriptors.
21464 * tree-dfa.c: Update tree_pass descriptors.
21465 * except.c: Update tree_pass descriptors.
21466 * emit-rtl.c: Update tree_pass descriptors.
21467 * cfgexpand.c: Update tree_pass descriptors.
21468 * tree-cfgcleanup.c: Update tree_pass descriptors.
21469 * cfgcleanup.c: Update tree_pass descriptors.
21470 * tree-ssa-pre.c: Update tree_pass descriptors.
21471 * tree-sra.c: Update tree_pass descriptors.
21472 * tree-mudflap.c: Update tree_pass descriptors.
21473 * tree-ssa-copy.c: Update tree_pass descriptors.
21474 * cfglayout.c: Update tree_pass descriptors.
21475 * tree-ssa-forwprop.c: Update tree_pass descriptors.
21476 * tree-ssa-dce.c: Update tree_pass descriptors.
21477 * tree-ssa.c: Update tree_pass descriptors.
21478 * regclass.c: Update tree_pass descriptors.
21479 * integrate.c: Update tree_pass descriptors.
21480 * tree-optimize.c: Update tree_pass descriptors.
21481 * tree-ssa-phiprop.c: Update tree_pass descriptors.
21482 * tree-object-size.c: Update tree_pass descriptors.
21483 * combine.c: Update tree_pass descriptors.
21484 * tree-outof-ssa.c: Update tree_pass descriptors.
21485 * bb-reorder.c: Update tree_pass descriptors.
21486 * stack-ptr-mod.c: Update tree_pass descriptors.
21487 * var-tracking.c: Update tree_pass descriptors.
21488 * tree-profile.c: Update tree_pass descriptors.
21489 * tree-vect-generic.c: Update tree_pass descriptors.
21490 * reg-stack.c: Update tree_pass descriptors.
21491 * sched-rgn.c: Update tree_pass descriptors.
21492 * tree-ssa-structalias.c: Update tree_pass descriptors.
21493 * tree-cfg.c: Update tree_pass descriptors.
21494 * passes.c (current_pass): Update declaration.
21495 (finish_optimization_passes): Update.
21496 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
21497 (register_one_dump_file, register_dump_files_1, next_pass_1):
21499 (init_optimization_passes): Update handling of new types.
21500 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
21501 * ipa-struct-reorg.c: Update tree_pass descriptors.
21502 * tree-ssa-reassoc.c: Update tree_pass descriptors.
21503 * combine-stack-adj.c: Update tree_pass descriptors.
21504 * cfgrtl.c: Update tree_pass descriptors.
21505 * dce.c: Update tree_pass descriptors.
21506 * tree-ssanames.c: Update tree_pass descriptors.
21508 2008-03-19 Richard Guenther <rguenther@suse.de>
21510 PR middle-end/35609
21511 * tree-ssa.c (walk_data): New structure.
21512 (warn_uninitialized_var): If not always_executed warn with "maybe"
21514 (execute_early_warn_uninitialized): Compute post-dominators.
21515 Initialize always_executed before processing each basic block.
21517 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
21520 * config/i386/i386.c (x86_this_parameter): Calculate correct location
21521 of "this" pointer when "regparm = N" or "fastcall" is in effect.
21523 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21525 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
21527 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
21529 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
21531 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
21532 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
21533 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
21534 target after ignore has been set, and move there also the commputation
21535 of subtarget and original_target.
21536 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
21537 (LANG_HOOKS_INITIALIZER): Remove it.
21538 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
21540 2008-03-18 Richard Guenther <rguenther@suse.de>
21542 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
21543 found an expression with constants, note that in the VN for the lhs.
21544 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
21545 fold them to constants if possible. Run cleanup_cfg if done so.
21546 (execute_pre): Return todo.
21547 (do_pre): Likewise.
21548 (execute_fre): Likewise.
21549 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
21551 (get_prop_source_stmt): Look through pointer conversions.
21553 2008-03-18 Jan Hubicka <jh@suse.cz>
21555 * tree-pretty-print.c: Include predict.h.
21556 (dump_generic_node): Dump predictor.
21557 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
21558 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
21559 * gimple-low.c (lower_stmt): Likewise.
21560 * expr.c (expand_expr_real): Likewise.
21561 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
21563 (build_predict_expr, build_predict_expr): New.
21564 * predict.h (predictor_name, build_predict_expr): Update.
21565 * c-typeck.c (c_finish_bc_stmt): Add prediction.
21566 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
21567 * predict.def (PRED_CONTINUE): Update hitrate.
21568 * tree.def (PREDICT_EXPR): Define.
21569 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
21570 do not handle BIND_EXPR.
21571 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
21572 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
21573 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
21576 2008-03-18 Michael Matz <matz@suse.de>
21578 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
21580 2008-03-18 Richard Guenther <rguenther@suse.de>
21582 * tree-gimple.h (is_gimple_invariant_address): Declare.
21583 (is_gimple_constant): Likewise.
21584 * tree-gimple.c (is_gimple_constant): New function.
21585 (is_gimple_invariant_address): Likewise.
21586 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
21587 and is_gimple_invariant_address.
21588 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
21590 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
21591 an addressable base.
21593 2008-03-18 Jakub Jelinek <jakub@redhat.com>
21595 PR middle-end/35611
21596 * gimplify.c (gimplify_expr): Gimplify second operand of
21599 2008-03-17 Richard Guenther <rguenther@suse.de>
21601 PR tree-optimization/19637
21602 * fold-const.c (fold_unary): Remove restrictions of removing
21603 intermediate pointer-conversions (P2)(P1)P0.
21604 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
21605 conversion to void pointer.
21606 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
21608 2008-03-16 James E. Wilson <wilson@tuliptree.org>
21611 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
21612 emulated thread local variables.
21614 2008-03-16 Richard Guenther <rguenther@suse.de>
21616 PR middle-end/35607
21617 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
21618 expand TREE_INVARIANT operations that are not gimple invariant.
21620 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
21622 * doc/extend.texi (Alignment): Say that the ABI controls
21623 the __alignof__ for non-strict-alignment targets rather
21624 than being a recommendation.
21626 2008-03-15 Paul Brook <paul@codesourcery.com>
21628 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
21630 (arm_output_fn_unwind): Mark functions that can not be unwound.
21632 2008-03-15 Paul Brook <paul@codesourcery.com>
21634 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
21635 extension instructions.
21637 2008-03-15 Richard Guenther <rguenther@suse.de>
21639 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
21640 and fold constant aggregate refs.
21641 (fold_const_aggregate_ref): Handle string constants
21642 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
21643 (evaluate_stmt): Simplify now that ccp_fold folds constant
21646 2008-03-15 Paul Brook <paul@codesourcery.com>
21648 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
21649 (extzv): Use gen_extzv_t2.
21650 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
21652 2008-03-15 Richard Guenther <rguenther@suse.de>
21654 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
21655 (fold_const_aggregate_ref): Likewise.
21656 (get_value): Return NULL if we don't have any values.
21657 (ccp_finalize): Set const_val to NULL after freeing it.
21658 * tree-flow.h (get_symbol_constant_value): Declare.
21659 (fold_const_aggregate_ref): Likewise.
21660 * tree-ssa-sccvn.c (try_to_simplify): Use them.
21662 2008-03-15 Richard Guenther <rguenther@suse.de>
21664 PR middle-end/35593
21665 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
21666 to not produce negative array indices if not allowed. Add
21667 parameter to indicate that.
21668 (maybe_fold_offset_to_component_ref): Allow negative array
21669 indices only for the first member of a structure.
21670 (maybe_fold_offset_to_reference): Allow negative array indices.
21671 (maybe_fold_stmt_addition): Likewise.
21673 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
21674 Anatoly Sokolov <aesok@post.ru>
21676 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
21677 (avr_arch): Add ARCH_AVR6.
21678 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
21679 (initial_elimination_offset): Initialize and use 'avr_pc_size'
21680 instead of fixed value 2.
21681 (print_operand_address): Use gs() asm specifier instead of pm().
21682 (avr_assemble_integer): (Ditto.).
21683 (avr_output_addr_vec_elt): (Ditto.).
21684 (print_operand): Handle "!" code.
21685 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
21686 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
21687 (AVR_HAVE_EIJMP_EICALL): Define.
21688 (AVR_3_BYTE_PC): Redefine.
21689 (AVR_2_BYTE_PC): (Ditto.).
21690 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
21691 (LINK_SPEC): Add atmega2560 and atmega2561.
21692 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
21694 * config/avr/avr.md (call_insn): Use eicall instead of icall
21695 for 3 byte PC devices.
21696 (call_value_insn): (Ditto.).
21697 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
21698 (indirect_jump): Use only for for 2 byte PC devices.
21699 (*tablejump): (Ditto.).
21700 (*indirect_jump_avr6): Add insn.
21701 (*tablejump_rjmp): Don't use for 3 byte PC devices.
21702 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
21703 instead of ijmp for 3 byte PC devices.
21704 (__tablejump2__): (Ditto.).
21705 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
21706 (MULITLIB_DIRNAMES): (Ditto.).
21707 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
21709 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
21711 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
21712 "sse2_umulsidi3". Use V1DI mode for operand 0.
21713 ("mmx_psadbw"): Use V1DI mode for operand 0.
21714 * config/i386/i386-modes.def (V1SI): New vector mode.
21715 * config/i386/i386.c (struct builtin_description)
21716 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
21717 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
21718 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
21719 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
21720 v1di_ftype_v8qi_v8qi type.
21721 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
21723 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
21724 __builtin_ia32_pmuludq]: Fix the mode of return value.
21726 2008-03-15 Richard Guenther <rguenther@suse.de>
21728 PR middle-end/35595
21729 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
21732 2008-03-14 Bob Wilson <bob.wilson@acm.org>
21734 * doc/invoke.texi (Option Summary, Xtensa Options): Document
21735 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
21736 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
21737 unless TARGET_SERIALIZE_VOLATILE is enabled.
21738 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
21739 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
21740 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
21742 2008-03-14 Richard Guenther <rguenther@suse.de>
21744 PR tree-optimization/34172
21745 * tree-flow.h (refs_may_alias_p): Declare.
21746 (get_single_def_stmt): Likewise.
21747 (get_single_def_stmt_from_phi): Likewise.
21748 (get_single_def_stmt_with_phi): Likewise.
21749 * tree-dfa.c (refs_may_alias_p): New function.
21750 (get_single_def_stmt): Likewise.
21751 (get_single_def_stmt_from_phi): Likewise.
21752 (get_single_def_stmt_with_phi): Likewise.
21753 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
21754 (vn_reference_lookup_1): New helper function.
21755 (vn_reference_lookup): Walk the virtual use-def chain to
21756 continue searching for a match if the def does not alias the
21757 reference we are looking for.
21759 2008-03-14 David Edelsohn <edelsohn@gnu.org>
21761 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
21762 archive and Perzl. Update The Written Word listing.
21764 2008-03-14 Richard Guenther <rguenther@suse.de>
21766 PR tree-optimization/34043
21767 PR tree-optimization/33989
21768 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
21770 (bitmap_find_leader): Use extra argument to verify dominance
21771 relationship inside a basic-block.
21772 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
21773 (find_leader_in_sets): Adjust.
21774 (create_component_ref_by_pieces): Take extra argument for
21775 dominance check, handle lookup failures.
21776 (find_or_generate_expression): Likewise.
21777 (create_expression_by_pieces): Likewise.
21778 (insert_into_preds_of_block): Adjust.
21779 (create_value_expr_from): If asked for, verify all operands
21780 are in the blocks AVAIL_OUT set.
21781 (make_values_for_stmt): Check for SSA_NAMEs that are life
21782 over an abnormal edge.
21783 (compute_avail): Remove such check.
21784 (do_SCCVN_insertion): New function.
21785 (eliminate): If we do not find a leader suitable for replacement
21786 insert a replacement expression from SCCVN if available.
21787 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
21788 (struct vn_ssa_aux): Add needs_insertion flag.
21789 * tree-ssa-sccvn.c (may_insert): New global flag.
21790 (copy_reference_ops_from_ref): Value-number union member access
21791 based on its size, not type and member if insertion is allowed.
21792 (visit_reference_op_load): For a weak match from union type
21793 punning lookup a view-converted value and insert a SSA_NAME
21794 for that value if that is not found.
21795 (visit_use): Make dumps shorter. Do not disallow value numbering
21796 SSA_NAMEs that are life over an abnormal edge to constants.
21797 (free_scc_vn): Release inserted SSA_NAMEs.
21798 (run_scc_vn): New flag to specify whether insertion is allowed.
21799 Process SSA_NAMEs in forward order.
21800 * tree-ssa-loop-im.c (for_each_index): Handle invariant
21801 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
21802 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
21803 pointer type to/from integral types that do not change the
21804 precision to regular conversions.
21806 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21808 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21809 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21810 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
21811 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
21812 input arguments and the mode of return value. Built-in functions
21813 that operate on whole 64-bit MMX register now use V1DI mode.
21815 2008-03-13 Alon Dayan <alond@il.ibm.com>
21816 Olga Golovanevsky <olga@il.ibm.com>
21818 PR tree-optimization/35041
21819 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
21820 to locate the right position in a statement.
21822 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21826 * config/i386/xmmintrin.h: Change all static inline functions to
21827 extern inline and add __gnu_inline__ attribute.
21828 * config/i386/bmintrin.h: Ditto.
21829 * config/i386/smmintrin.h: Ditto.
21830 * config/i386/tmmintrin.h: Ditto.
21831 * config/i386/mmintrin-common.h: Ditto.
21832 * config/i386/ammintrin.h: Ditto.
21833 * config/i386/emmintrin.h: Ditto.
21834 * config/i386/pmmintrin.h: Ditto.
21835 * config/i386/mmintrin.h: Ditto.
21836 * config/i386/mm3dnow.h: Ditto.
21838 2008-03-13 Jakub Jelinek <jakub@redhat.com>
21840 PR middle-end/35185
21841 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
21842 (lower_omp_2): New function.
21843 (lower_omp_1, lower_omp): Rewritten.
21845 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
21848 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
21849 with the phrase "Microsoft Windows compilers".
21850 (Push/Pop Macro Pragmas): New subsection. Document
21851 #pragma push_macro and pragma pop_macro.
21853 2008-03-12 Paul Brook <paul@codesourcery.com>
21855 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
21857 2008-03-12 Paul Brook <paul@codesourcery.com>
21859 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
21860 (thumb2_alusi3_short): Exclude PLUS and MINUS.
21861 (thumb2_addsi_shortim): Rename ...
21862 (thumb2_addsi_short): ... to this. Allow register operands.
21863 (thumb2_subsi_short): New pattern.
21864 (thumb2_one_cmplsi2_short,
21865 thumb2_negsi2_short): New patterns and peepholes.
21867 2008-03-12 Paul Brook <paul@codesourcery.com>
21869 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
21871 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
21873 * config/i386/i386.md (int_cond): New code iterator.
21875 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
21876 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
21877 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
21878 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
21879 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
21880 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
21881 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
21882 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
21884 2008-03-12 Paul Brook <paul@codesourcery.com>
21886 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
21887 instead of {arm,thumb}_compute_save_reg_mask.
21888 (output_return_instruction): Ditto.
21889 (thumb_unexpanded_epilogue): Ditto.
21890 (thumb1_expand_prologue): Ditto.
21891 (thumb1_output_function_prologue): Ditto.
21892 (arm_set_return_address): Ditto.
21893 (thumb_set_return_address): Ditto.
21894 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
21895 regs to achieve stack alignment.
21896 (thumb1_compute_save_reg_mask): Fix compiler warning.
21897 (arm_output_epilogue): Use offsets->saved_regs_mask.
21898 Adjust stack pointer by poping call clobered registers.
21899 (arm_expand_prologue): Use offsets->saved_regs_mask.
21900 Adjust stack pointer by pushing extra registers.
21901 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
21903 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
21906 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
21907 conversion to the operands of a multiplication.
21909 2008-03-12 Richard Guenther <rguenther@suse.de>
21911 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
21912 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
21913 * timevar.def (TV_TREE_PHIPROP): Add.
21914 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
21915 pass description. Use TV_TREE_PHIPROP.
21916 * tree-ssa-forwprop.c: Remove phiprop code.
21918 2008-03-12 Jakub Jelinek <jakub@redhat.com>
21920 PR middle-end/35549
21921 * omp-low.c (maybe_lookup_decl): Constify first argument.
21922 (use_pointer_for_field): Change last argument from bool to
21923 omp_context *. Disallow shared copy-in/out in nested
21924 parallel if decl is shared in outer parallel too.
21925 (build_outer_var_ref, scan_sharing_clauses,
21926 lower_rec_input_clauses, lower_copyprivate_clauses,
21927 lower_send_clauses, lower_send_shared_vars): Adjust callers.
21929 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
21930 Ira Rosen <irar@il.ibm.com>
21932 * tree-vectorizer.c (free_stmt_vec_info): New function.
21933 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
21934 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
21935 * tree-vectorizer.h (free_stmt_vec_info): Declare.
21936 * tree-vect-transform.c (vectorizable_conversion): Free
21937 vec_oprnds0 if it was allocated.
21938 (vect_permute_store_chain): Remove unused VECs.
21939 (vectorizable_store): Free VECs that are allocated in the..
21941 (vect_transform_strided_load, vectorizable_load): Likewise.
21942 (vect_remove_stores): Simplify the code.
21943 (vect_transform_loop): Move code to vect_remove_stores().
21944 Call vect_remove_stores() and free_stmt_vec_info().
21946 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21948 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
21949 TARGET_HPUX. Revise comment.
21950 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
21951 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
21952 Use sr4 variant of `be' instruction when not generating PIC code.
21953 (attr_length_call): Adjust for above change.
21955 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21957 * ipa-reference.c (static_execute): Remove module_statics_const and
21958 associated setting code.
21960 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21963 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
21964 predicate for operand 1.
21965 (paritysi2_cmp): Use register_operand predicate for operand 2.
21966 Use earlyclobber modifier for operand 1. Remove support for
21968 (paritydi2_cmp): Use register_operand predicate for operand 3.
21969 Use earlyclobber modifier for operand 1. Remove support for
21972 2008-03-11 Paul Brook <paul@codesourcery.com>
21973 Vladimir Prus <vladimir@codesourcery.com>
21975 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
21976 (arm_compute_save_reg0_reg12_mask): Always
21977 check if register 11 must be saved. Always safe hard frame pointer
21978 when frame_pointer_needeed.
21979 (arm_compute_save_reg_mask): Save IP and PC
21980 only with apcs frames.
21981 (arm_output_epilogue): Adjust Thumb2 codepath to
21982 be also invoked and work for ARM non-apcs frames.
21983 (arm_expand_prologue): Don't bother saving IP
21984 for non-apcs frame, since it's not clobbered by
21985 prologue code. Implement non-apcs frame
21988 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21990 PR rtl-optimization/35281
21991 * expr.c (convert_move): Use a new pseudo for the intermediate
21992 from_mode->word_mode result.
21994 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21996 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
21997 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
21998 * toplev.c (compile_file): Don't call it.
22000 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22002 PR middle-end/35526
22003 * expr.c (store_expr): Call emit_block_move if the mode
22004 of "temp" RTX is BLKmode.
22006 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22007 Richard Guenther <rguenther@suse.de>
22009 PR tree-optimization/31358
22010 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22011 the step with a NULL_TREE.
22012 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22013 to sizetype if type is a pointer type.
22014 (add_candidate_1): Don't convert the base and step to
22015 the generic type if the orginal type is a pointer type.
22016 (add_iv_value_candidates): Use sizetype for the step
22017 if type is a pointer type.
22018 (cand_value_at): Likewise.
22019 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22021 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22022 Don't convert the tem affine to the type.
22023 (add_elt_to_tree): Use sizetype for the step if a pointer.
22024 Use POINTER_PLUS_EXPR for pointers.
22025 (aff_combination_to_tree): Use sizetype for the step if a
22028 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22030 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22031 Remove commutativity hint.
22033 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22037 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22038 errorneous type. Check that v is a VAR_DECL.
22040 PR middle-end/35099
22041 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22043 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22045 PR tree-optimization/35494
22046 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22047 may be overriden at link and run time.
22049 2008-03-10 Richard Guenther <rguenther@suse.de>
22051 PR tree-optimization/34677
22052 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22053 (poolify_tree): Likewise.
22054 (modify_expr_template): Likewise.
22055 (poolify_modify_stmt): Likewise.
22056 (insert_fake_stores): Handle all component-ref style stores
22057 in addition to INDIRECT_REF. Also handle complex types.
22058 Do not poolify the inserted load.
22059 (realify_fake_stores): Do not rebuild the tree but only
22060 make it a SSA_NAME copy.
22061 (init_pre): Remove initialzation of modify_expr_template.
22062 Do not allocate modify_expr_node_pool.
22063 (fini_pre): Do not free modify_expr_node_pool.
22065 2008-03-10 Paul Brook <paul@codesourcery.com>
22067 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22068 to avoid conflicts.
22070 2008-03-10 Paul Brook <paul@codesourcery.com>
22071 Mark Shinwell <shinwell@codesourcery.com>
22073 * config/arm/cortex-r4.md: New.
22074 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22076 * config/arm/arm.md: Include cortex-r4.md.
22077 (insn): Add smmls, sdiv and udiv values.
22078 (generic_sched): Don't use generic scheduling for Cortex-R4.
22079 (arm_issue_rate): New function.
22080 (TARGET_SCHED_ISSUE_RATE): Define.
22082 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22084 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22086 2008-03-10 Richard Guenther <rguenther@suse.de>
22088 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22089 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22091 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22093 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22094 Set default to true.
22096 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22098 * c.opt (Wsynth): Deprecate.
22099 * doc/invoke.texi (Option Summary, Warning Options): Document
22100 -Wno-format-contains-nul.
22102 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22105 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22106 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22108 2008-03-09 Ira Rosen <irar@il.ibm.com>
22110 * config/rs6000/rs6000.c (builtin_description): Rename vector
22111 left shift operations.
22112 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22113 (altivec_vsl<VI_char>): Rename to ...
22114 (ashl<mode>3): ... new name.
22115 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22117 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22119 2008-03-08 Richard Guenther <rguenther@suse.de>
22121 * coverage.h (tree_coverage_counter_addr): Declare.
22122 * coverage.c (tree_coverage_counter_addr): New function.
22123 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22124 before using again.
22125 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22126 (tree_gen_one_value_profiler): Likewise.
22127 (tree_gen_ic_profiler): Likewise.
22128 (tree_gen_average_profiler): Likewise.
22129 (tree_gen_ior_profiler): Likewise.
22131 2008-03-08 Richard Guenther <rguenther@suse.de>
22133 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22134 (vn_binary_op_insert): Likewise.
22135 (vn_unary_op_lookup): Likewise.
22136 (vn_unary_op_insert): Likewise.
22137 (vn_nary_op_lookup): Declare.
22138 (vn_nary_op_insert): Likewise.
22139 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22140 and binary hashes, use a single obstack for unary_op_pool
22141 and binary_op_pool.
22142 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22143 a single struct vn_nary_op_s. Store tree code length and
22144 a variable number of operands.
22145 (struct vn_reference_op_struct): Remove unused op2.
22146 (vn_reference_op_eq): Do not compare op2.
22147 (vn_reference_op_compute_hash): Do not compute hash of op2.
22148 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22149 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22150 with vn_nary_op_compute_hash.
22151 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22152 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22154 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22156 (visit_unary_op): Call nary functions.
22157 (visit_binary_op): Likewise.
22158 (process_scc): Adjust for struct vn_tables_s changes.
22159 (allocate_vn_table): Likewise.
22160 (free_vn_table): Likewise.
22161 * tree-vn.c (vn_add): Call nary functions.
22162 (vn_lookup): Likewise.
22164 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22167 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22168 wdst back after sync_compare_and_swapqhi_internal.
22170 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22173 * config/i386/i386-modes.def (V1DI): New vector mode.
22174 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22175 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22176 (MMXMODE248): Ditto.
22177 (MMXMODE): Add V1DI mode.
22178 (mmxvecsize): Change DI mode to V1DI mode.
22179 ("mov<mode>): Use MMXMODEI8 mode iterator.
22180 ("*mov<mode>_internal_rex64"): Ditto.
22181 ("*mov<mode>_internal"): Ditto.
22182 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22183 ("mmx_sub<mode>3"): Ditto.
22184 ("mmx_adddi3"): Remove insn pattern.
22185 ("mmx_subdi3"): Ditto.
22186 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22187 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22188 ("mmx_ashl<mode>3"): Ditto.
22189 ("mmx_lshrdi3"): Remove insn pattern.
22190 ("mmx_ashldi3"): Ditto.
22191 * config/i386/i386.c (classify_argument): Handle V1DImode.
22192 (function_arg_advance_32): Ditto.
22193 (function_arg_32): Ditto.
22194 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22195 mmx_addv1di3 insn pattern.
22196 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22197 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22198 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22199 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22200 Remove definitions of built-in functions.
22201 (V1DI_type_node): New node.
22202 (v1di_ftype_v1di_int): Ditto.
22203 (v1di_ftype_v1di_v1di): Ditto.
22204 (v2si_ftype_v2si_si): Ditto.
22205 (v4hi_ftype_v4hi_di): Remove node.
22206 (v2si_ftype_v2si_di): Ditto.
22207 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22208 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22209 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22210 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22211 Add new builtins using def_builtin_const.
22212 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22213 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22214 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22215 * config/i386/mmintrin.h (__v1di): New typedef.
22216 (_mm_add_si64): Cast arguments to __v1di type.
22217 (_mm_sub_si64): Ditto.
22218 (_mm_sll_pi16): Cast __count to __v4hi type.
22219 (_mm_sll_pi32): Cast __count to __v2si type.
22220 (_mm_sll_si64): Cast arguments to __v1di type.
22221 (_mm_srl_pi16): Cast __count to __v4hi type.
22222 (_mm_srl_pi32): Cast __count to __v2si type.
22223 (_mm_srl_si64): Cast arguments to __v1di type.
22224 (_mm_sra_pi16): Cast __count to __v4hi type.
22225 (_mm_sra_pi32): Cast __count to __v2si type.
22226 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22227 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22228 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22229 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22230 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22231 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22232 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22233 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22234 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22235 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22236 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22237 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22239 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22241 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22243 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22246 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22247 reg+const addressing for Altivec modes. Don't generate reg+reg
22248 addressing for TFmode or TDmode quantities.
22250 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22252 * c-common.c (vector_types_convertible_p): Call langhook
22253 instead of comptypes.
22255 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22258 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22259 integral and scalar float variables which have a
22262 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22264 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22265 dwarf_register_span hook when emitting unwind information for
22266 register-to-memory saves.
22267 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22268 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22270 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22272 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22273 for the same VAR_DECL.
22275 2008-03-06 Tom Tromey <tromey@redhat.com>
22277 * treelang: Delete.
22278 * doc/standards.texi (Standards): Don't mention treelang.
22279 * doc/invoke.texi (Overall Options): Don't mention treelang.
22280 * doc/install.texi (Prerequisites): Don't mention bison or
22282 (Configuration): Don't mention treelang.
22283 (Building): Likewise.
22284 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22286 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22288 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22289 word-extractions out of a multi-word object.
22291 2008-03-06 Richard Guenther <rguenther@suse.de>
22293 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22294 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22295 result type and precision.
22296 * expr.c (get_inner_reference): Set unsignedp based on the result
22297 type of BIT_FIELD_REF.
22298 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22299 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22300 (try_instantiate_multiple_fields): Likewise. Use the correct type
22302 (sra_build_assignment): Likewise.
22303 (sra_build_elt_assignment): Likewise.
22304 (sra_explode_bitfield_assignment): Likewise.
22305 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22306 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22307 set BIT_FIELD_REF_UNSIGNED.
22308 (vectorizable_load): Likewise.
22310 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22312 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22315 2008-03-06 Richard Guenther <rguenther@suse.de>
22317 * alias.c (struct alias_set_entry): Move has_zero_child field
22318 to pack with alias_set.
22320 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22322 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22325 2008-03-05 Ian Lance Taylor <iant@google.com>
22327 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22329 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22331 * fwprop.c (update_df): Support width and offset parameters of
22333 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22334 global_conflicts): Change DF_REF_EXTRACT to either
22335 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22336 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22337 * df-scan.c (df_ref_record, df_defs_record,
22338 df_ref_create_structure, df_def_record_1, df_uses_record,
22339 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22340 df_bb_refs_collect, df_entry_block_defs_collect,
22341 df_exit_block_uses_collect): Support new width and offset fields.
22342 (ref_extract_pool): New storage pool.
22343 (df_free_ref): New function.
22344 (df_reg_chain_unlink, df_free_collection_rec,
22345 df_sort_and_compress_refs): Call df_free_ref.
22346 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22348 (df_ref_create_structure): Allocate df_ref_extract if offset and
22349 width fields are used.
22350 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22351 (df_uses_record): Get offset and width from ZERO_EXTRACT
22353 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22354 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22355 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22356 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22357 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22358 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22359 (df_ref_extract): New structure.
22360 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22361 (df_ref_create): Add width and offset parameters.
22363 2008-03-05 Richard Guenther <rguenther@suse.de>
22365 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22366 Use ranges_overlap_p.
22367 (offset_overlaps_with_access): Rename
22368 to ranges_overlap_p and move ...
22369 * tree-flow-inline.h (ranges_overlap_p): ... here.
22371 * tree.h (get_inner_reference, handled_component_p): Update
22374 * tree.h (record_component_aliases, get_alias_set,
22375 alias_sets_conflict_p, alias_sets_must_conflict_p,
22376 objects_must_conflict_p): Move declarations ...
22377 * alias.h (record_component_aliases, get_alias_set,
22378 alias_sets_conflict_p, alias_sets_must_conflict_p,
22379 objects_must_conflict_p): ... here.
22380 Include coretypes.h.
22381 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22383 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22385 * cfg.c: Include tree-flow.h.
22386 (remove_edge_raw): Call redirect_edge_var_map_clear.
22387 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22388 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22389 (redirect_edge_var_map_result): New.
22390 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22391 PENDING_STMT use with redirect_edge_var_map_*.
22392 * tree-ssa.c (edge_var_maps): New definition.
22393 (redirect_edge_var_map_add): New.
22394 (redirect_edge_var_map_clear): New.
22395 (redirect_edge_var_map_dup): New.
22396 (redirect_edge_var_map_vector): New.
22397 (redirect_edge_var_map_destroy): New.
22398 (ssa_redirect_edge): Replace PENDING_STMT use with
22399 redirect_edge_var_map_*.
22400 (flush_pending_stmts): Same.
22401 (delete_tree_ssa): Destroy edge var map.
22402 * tree-flow.h (struct _edge_var_map): New.
22403 Define edge_var_map vector type.
22404 Declare redirect_edge_var_map_* prototypes.
22405 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22406 * tree-cfg.c (reinstall_phi_args): Replace
22407 PENDING_STMT use with redirect_edge_var_map_*.
22409 2008-03-05 Richard Guenther <rguenther@suse.de>
22411 PR tree-optimization/35472
22412 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22413 whose single use_stmt has a overlapping set of loaded and
22414 stored symbols as that use_stmt might be a noop assignment then.
22416 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22418 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22420 2008-03-05 Richard Guenther <rguenther@suse.de>
22423 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22424 should be constants.
22425 * tree-cfg.c (verify_expr): Verify it.
22426 * fold-const.c (fold_truthop): Remove code generating
22427 BIT_FIELD_REFs of structure bases.
22428 (fold_binary): Likewise.
22429 (fold_ternary): Position and size of BIT_FIELD_REFs are
22430 always host integers.
22431 (make_bit_field_ref): Remove.
22432 (optimize_bit_field_compare): Remove.
22433 (all_ones_mask_p): Remove.
22435 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
22438 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
22439 (split_block_and_df_analyze): New. Split basic block and rebuild
22441 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
22443 (split_pattern_seq): Likewise.
22444 (erase_matching_seqs): Likewise.
22445 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
22447 2008-03-04 Geoff Keating <geoffk@apple.com>
22449 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
22450 declaration and code.
22451 (tree_invalid_nonnegative_warnv_p): Likewise.
22453 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
22455 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22456 examples. Truncate option-names then causing overfull hbox.
22458 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22461 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
22463 * configure: Rebuilt.
22465 2008-03-04 Rafael EspÃndola <espindola@google.com>
22467 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
22468 (tree_unary_nonnegative_warnv_p): New.
22469 (tree_binary_nonnegative_warnv_p): New.
22470 (tree_single_nonnegative_warnv_p): New.
22471 (tree_invalid_nonnegative_warnv_p): New.
22472 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
22474 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22477 * opts.c (handle_option): Postpone 'unknown option' errors only for
22480 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
22483 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
22486 2008-03-04 Rafael EspÃndola <espindola@google.com>
22488 * fold-const.c (tree_unary_nonzero_warnv_p): New.
22489 (tree_binary_nonzero_warnv_p): New.
22490 (tree_single_nonzero_warnv_p): New.
22491 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
22493 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
22495 PR middle-end/35456
22496 * fold-const.c (fold_cond_expr_with_comparison): Prevent
22497 transformations for modes that have signed zeros.
22498 * ifcvt.c (noce_try_abs): Ditto.
22500 2008-03-04 Joseph Myers <joseph@codesourcery.com>
22502 * config/i386/i386.c (override_options): Force
22503 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
22505 2008-03-04 Jan Hubicka <jh@suse.cz>
22508 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
22511 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22513 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
22514 label to probe the stack.
22516 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22518 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
22519 (__gthr_win32_mutex_destroy): Declare.
22520 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
22521 __gthr_win32_mutex_destroy.
22522 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
22524 2008-03-03 Jan Hubicka <jh@suse.cz>
22527 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
22528 aggressive on inlining cold calls.
22530 2008-03-03 Richard Guenther <rguenther@suse.de>
22532 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
22533 struct copies into the expression table.
22534 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
22535 (try_to_simplify): Likewise.
22536 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
22537 integral and pointer arguments which do not change the
22538 precision to NOP_EXPRs.
22539 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
22540 VIEW_CONVERT_EXPR case.
22542 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
22544 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
22545 defined in a loop at depth 0 is invariant.
22546 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
22547 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
22548 be called at loop depth 0.
22550 2008-03-02 Jakub Jelinek <jakub@redhat.com>
22553 * gcc.c (process_command): Update copyright notice dates.
22554 * gcov.c (print_version): Likewise.
22555 * gcov-dump.c (print_version): Likewise.
22556 * mips-tfile.c (main): Likewise.
22557 * mips-tdump.c (main): Likewise.
22559 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22562 * c-common.c (flag_permissive): Delete.
22563 (constant_expression_warnings): Check flags first.
22564 (constant_expression_error): New.
22565 * c-common.h (flag_permissive): Delete.
22566 (constant_expression_error): Declare.
22567 * flags.h (flag_permissive): Declare. Update description.
22568 * diagnostic.c (pedwarn): Update.
22570 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
22571 (permissive_error_kind): New.
22572 * toplev.c (flag_permissive): Define. Update description.
22573 * toplev.h (permissive_error_kind): Declare.
22574 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
22575 (pedwarn_c90): Use pedantic_warning_kind.
22576 * c-opts.c (c_common_post_options): flag_permissive does not affect
22577 flag_pedantic_errors.
22579 2008-03-02 Joseph Myers <joseph@codesourcery.com>
22581 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
22582 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
22583 __absvsi2, __absvDI2): Use unsigned arithmetic.
22585 2008-03-02 Andi Kleen <ak@suse.de>
22586 Richard Guenther <rguenther@suse.de>
22588 * struct-equiv.c: Remove file.
22589 * cfg_cleanup.c (condjump_equiv_p): Remove.
22590 * Makefile.in (OBJS-common): Remove struct-equiv.o.
22591 (struct-equiv.o): Remove rule.
22592 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
22593 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
22594 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
22596 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22598 * ifcvt.c (noce_process_if_block): Try to handle only the then
22599 block if the else block exists but isn't suitable.
22601 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22604 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
22605 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
22606 regression from previous patch.
22608 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22611 * gthr.h: Add __gthread_mutex_destroy as a function that must be
22613 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
22614 * gthr-single.h (__gthread_mutex_destroy): Likewise.
22615 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
22616 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
22617 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
22618 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
22619 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
22620 (__gthread_mutex_destroy_function): Rename to
22621 __gthread_mutex_destroy.
22622 * gthr-dce.h (__gthread_mutex_destroy): Call
22623 pthread_mutex_destroy.
22624 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
22625 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
22626 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
22628 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22630 * df-scan.c (df_ref_chain_change_bb): Simplify.
22631 (df_insn_change_bb): Add new_bb argument. Simplify. Call
22632 set_block_for_insn if there's any change.
22633 * df.h ((df_insn_change_bb): Fix prototype.
22634 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
22635 df_insn_change_bb, don't call set_block_for_insn.
22636 * emit-rtl.c (reorder_insns): Likewise.
22637 * haifa-sched.c (move_insn): Likewise.
22639 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22641 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
22643 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22645 * tree-flow-inline.h (next_readonly_imm_use): Return
22646 NULL_USE_OPERAND_P after the end.
22648 2008-03-01 Richard Guenther <rguenther@suse.de>
22650 PR tree-optimization/35411
22651 * tree-sra.c (sra_build_assignment): Split conversion to
22652 final type to a separate statement if we are not assigning
22655 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22657 * fold-const.c (fold_convertible_p): Correct the logic to follow
22658 that in fold_convert().
22660 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
22663 * tree-inline.c (build_duplicate_type): When we make a
22664 duplicate type, make it unique in the canonical types system.
22666 2008-02-29 Tom Tromey <tromey@redhat.com>
22668 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
22669 input_file_stack_history, input_file_stack_restored): Remove.
22670 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22671 * input.h (struct file_stack): Remove.
22672 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22673 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
22675 * diagnostic.h (struct diagnostic_context) <last_module>: Change
22677 (diagnostic_last_module_changed): Add 'map' argument.
22678 (diagnostic_set_last_function): Likewise.
22679 * diagnostic.c (undiagnostic_report_current_module): Iterate using
22680 line map, not input_file_stack.
22681 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
22683 2008-02-29 Paul Brook <paul@codesourcery.com>
22685 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
22687 2008-02-29 Paul Brook <paul@codesourcery.com>
22689 * config/arm/ieee754-df.S (muldf3): Use RET macros.
22691 2008-02-29 Richard Guenther <rguenther@suse.de>
22693 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
22695 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
22696 value for comparing for a store match.
22697 (simplify_unary_expression): Do nothing for SSA_NAMEs.
22698 (try_to_simplify): Do not do a full-blown reference lookup.
22700 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22702 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
22703 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
22705 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
22707 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
22709 * tree-loop-linear.c (try_interchange_loops): Compare memory access
22710 strides against cache sizes.
22712 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22714 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
22717 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
22719 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
22720 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
22721 is smaller than the original promoted value.
22722 (simplify_subreg): If OP is a SUBREG, try to preserve its
22723 SUBREG_PROMOTED_VAR_P information.
22725 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
22727 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
22728 (VN_INFO_GET): Allocate new objects on the obstack.
22729 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
22730 for rpo_numbers_temp, for consistency.
22731 (free_scc_vn): Free the obstack.
22733 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
22735 * doc/invoke.texi: Document -ftree-loop-distribution.
22736 * tree-loop-distribution.c: New.
22737 * tree-pass.h (pass_loop_distribution): New.
22738 * graphds.h (struct graph): Add htab_t indices.
22739 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
22740 * tree-vectorizer.c (rename_variables_in_loop): Extern.
22741 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
22742 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
22743 * tree-data-ref.c (debug_data_dependence_relations): New.
22744 (dump_data_dependence_relation): Also print data references.
22745 (free_data_ref): Extern.
22746 (same_access_functions): Moved...
22747 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
22748 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22749 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
22750 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
22751 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
22752 (stmts_from_loop): Skip LABEL_EXPR.
22753 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
22755 (build_rdg): Initialize rdg->indices htab.
22756 (free_rdg, stores_from_loop, ref_base_address,
22757 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
22758 have_similar_memory_accesses_1, ref_base_address_1,
22759 remove_similar_memory_refs): New.
22760 * tree-data-ref.h: Depend on tree-chrec.h.
22761 (debug_data_dependence_relations, free_data_ref): Declared.
22762 (same_access_functions): ... here.
22763 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
22765 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
22766 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
22767 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
22768 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22769 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
22770 rdg_vertex_for_stmt): Declared.
22771 (struct rdg_edge): Add level.
22773 (free_rdg, stores_from_loop, remove_similar_memory_refs,
22774 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
22776 (rdg_has_similar_memory_accesses): New.
22777 * tree-vect-analyze.c: Remove unused static decls.
22778 * lambda.h (dependence_level): New.
22779 * common.opt (ftree-loop-distribution): New.
22780 * tree-flow.h (mark_virtual_ops_in_bb,
22781 slpeel_tree_duplicate_loop_to_edge_cfg,
22782 rename_variables_in_loop): Declared.
22783 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
22784 (OBJS-common): Add tree-loop-distribution.o.
22785 (tree-loop-distribution.o): New rule.
22786 * tree-cfg.c (mark_virtual_ops_in_bb): New.
22787 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
22788 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
22790 2008-02-28 Joseph Myers <joseph@codesourcery.com>
22793 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
22794 other than structures and unions.
22796 2008-02-28 Richard Guenther <rguenther@suse.de>
22799 2008-02-26 Richard Guenther <rguenther@suse.de>
22801 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22802 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22803 (lookup_decl_from_uid): Declare.
22804 (remove_decl_from_map): Likewise.
22805 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22806 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22807 (decl_for_uid_map): New global hashtable mapping DECL_UID
22809 (init_ttree): Allocate it.
22810 (insert_decl_to_uid_decl_map): New helper function.
22811 (make_node_stat): Insert new decls into the map.
22812 (copy_node_stat): Likewise.
22813 (lookup_decl_from_uid): New function.
22814 (remove_decl_from_map): Likewise.
22815 (print_decl_for_uid_map_statistics): New helper.
22816 (dump_tree_statistics): Call it.
22818 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22819 (referenced_var_iterator): Adjust.
22820 (FOR_EACH_REFERENCED_VAR): Adjust.
22821 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22822 (num_referenced_vars): Adjust.
22823 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22824 (first_referenced_var): Remove.
22825 (end_referenced_vars_p): Likewise.
22826 (next_referenced_var): Likewise.
22827 (referenced_var_iterator_set): New helper function.
22828 * tree-dfa.c (referenced_var_lookup): Adjust.
22829 (referenced_var_check_and_insert): Likewise.
22830 (remove_referenced_var): Likewise.
22831 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22832 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22833 (verify_call_clobbering): Likewise.
22834 (verify_memory_partitions): Likewise.
22835 (init_tree_ssa): Allocate bitmap instead of hashtable for
22837 (delete_tree_ssa): Adjust.
22838 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22839 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22840 (compute_tag_properties): Likewise.
22841 (set_initial_properties): Likewise.
22842 (find_partition_for): Likewise.
22843 (update_reference_counts): Likewise.
22844 (dump_may_aliases_for): Likewise.
22845 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22846 (add_call_clobber_ops): Likewise.
22847 (add_call_read_ops): Likewise.
22848 (get_asm_expr_operands): Likewise.
22849 * tree-into-ssa.c (dump_decl_set): Likewise.
22850 (update_ssa): Likewise.
22851 * tree-sra.c (scan_function): Likewise.
22852 (decide_instantiations): Likewise.
22853 (scalarize_parms): Likewise.
22854 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22855 (dsa_named_for): Likewise.
22856 * tree-ssa-structalias.c (update_alias_info): Likewise.
22857 (merge_smts_into): Likewise.
22859 2008-02-27 David Daney <ddaney@avtrex.com>
22862 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
22863 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
22864 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
22865 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
22866 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
22868 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
22871 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
22872 (BUILT_IN_NEXTTOWARD): Remove.
22873 (BUILT_IN_NEXTTOWARDF): Ditto.
22874 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
22875 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
22877 2008-02-27 Tom Tromey <tromey@redhat.com>
22879 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
22880 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
22882 2008-02-27 Jan Beulich <jbeulich@novell.com>
22884 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
22885 update the respective field on newdecl.
22887 2008-02-27 Revital Eres <eres@il.ibm.com>
22889 PR rtl-optimization/34999
22890 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
22891 crossing edges that ends with a call insn.
22892 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
22893 call insn and clear the EDGE_CROSSING flag of the crossing edge
22894 when fixing fallthru edges.
22896 2008-02-27 Richard Guenther <rguenther@suse.de>
22898 PR middle-end/35390
22899 * fold-const.c (fold_unary): Return the correct argument,
22900 converted to the result type.
22902 2008-02-27 Richard Guenther <rguenther@suse.de>
22904 PR middle-end/34971
22905 * expr.c (expand_expr_real_1): Assert on rotates that operate
22907 * fold-const.c (fold_binary): Use the types precision, not the
22908 bitsize of the mode if folding rotate expressions. Build rotates
22909 only for full modes.
22911 2008-02-27 Jakub Jelinek <jakub@redhat.com>
22913 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
22914 and CPP_PRAGMA_EOL.
22915 * c-pragma.c (pragma_ns_name): New typedef.
22916 (registered_pp_pragmas): New variable.
22917 (c_pp_lookup_pragma): New function.
22918 (c_register_pragma_1): If flag_preprocess_only, do nothing
22919 for non-expanded pragmas, for expanded ones push pragma's
22920 namespace and name into registered_pp_pragmas vector.
22921 (c_invoke_pragma_handler): Register OpenMP pragmas even when
22922 flag_preprocess_only, don't register GCC pch_preprocess
22923 pragma if flag_preprocess_only.
22924 * c-opts.c (c_common_init): Call init_pragma even if
22925 flag_preprocess_only.
22926 * c-pragma.c (c_pp_lookup_pragma): New prototype.
22927 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
22928 cpp_register_pragma if flag_preprocess_only.
22930 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22933 * c-parser.c (c_parser_translation_unit): Warn for empty
22934 translation unit, not empty source file.
22936 2008-02-26 Paul Brook <paul@codesourcery.com>
22938 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
22939 operand for Thumb-2.
22940 * config/arm/arm.h (reg_class): Add CORE_REGS.
22941 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
22942 (BASE_REG_CLASS): Use CORE_REGS.
22943 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
22944 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
22945 (REGNO_OK_FOR_INDEX_P): Exclude SP.
22946 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
22947 ARM_REGNO_OK_FOR_INDEX_P.
22948 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
22949 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
22950 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
22951 (ldm/stm peepholes): Ditto.
22952 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
22953 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
22954 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
22955 * config/arm/constraints.md: Enable "k" constraint on ARM.
22957 2008-02-27 Ben Elliston <bje@au.ibm.com>
22959 * config/rs6000/rs6000.c: Annotate cache line size field in all
22960 instances of struct processor_costs.
22962 2008-02-26 David Edelsohn <edelsohn@gnu.org>
22964 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
22965 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
22966 jump_bypass): New counters.
22967 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
22968 * dce.c (gate_ud_dce): Same.
22969 (gate_fast_dce): Same.
22970 * dse.c (gate_dse1): New function.
22971 (gate_dse2): New function.
22972 (gate_dse): Merge results of new gate functions.
22973 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
22974 (gate_handle_jump_bypass): Add dbg_cnt.
22975 (gate_handle_gcse): Add dbg_cnt.
22976 * ifcvt.c (gate_handle_if_conversion): Same.
22977 (gate_handle_if_after_combine): Same.
22978 (gate_handle_if_after_reload): Same.
22979 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
22981 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
22983 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
22985 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
22987 2008-02-26 Jason Merrill <jason@redhat.com>
22990 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
22991 alone if it's the naming decl for the type's main variant.
22993 2008-02-26 Tom Tromey <tromey@redhat.com>
22995 * system.h (USE_MAPPED_LOCATION): Poison.
22996 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
22997 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
22998 (make_goto_expr_edges): Likewise.
22999 (remove_bb): Likewise.
23000 (execute_warn_function_return): Likewise.
23001 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23003 * c-common.c (fname_decl): Remove old location code.
23004 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23006 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23008 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23009 (gen_rtx_ASM_INPUT): Likewise.
23010 (gen_rtx_ASM_INPUT_loc): Likewise.
23011 (get_rtx_asm_OPERANDS): Remove.
23012 * cfglayout.c (insn_locators_alloc): Remove old location code.
23013 (set_curr_insn_source_location): Likewise.
23014 (curr_insn_locator): Likewise.
23015 * print-tree.c (print_node): Remove old location code.
23016 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23017 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23018 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23019 location_from_locus.
23020 (construct_exit_block): Remove old location code.
23021 * emit-rtl.c (force_next_line_note): Remove old location code.
23022 * profile.c (branch_prob): Remove old location code.
23023 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23024 LOC_LINE): Remove old-location variants.
23025 * langhooks.c (lhd_print_error_function): Remove old location
23027 * configure, config.in: Rebuilt.
23028 * configure.ac (--enable-mapped-location): Remove.
23029 * c-decl.c (c_init_decl_processing): Remove old location code.
23030 (finish_function): Likewise.
23031 * recog.c (decode_asm_operands): Remove old location code.
23032 * c-pch.c (c_common_read_pch): Remove old location code.
23033 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23035 * gimple-low.c (lower_function_body): Remove old location code.
23036 * toplev.c (unknown_location): Remove.
23037 (push_srcloc): Remove old-location variant.
23038 (process_options): Remove old location code.
23039 (lang_dependent_init): Likewise.
23040 * input.h (UNKNOWN_LOCATION): Move definition.
23041 (location_t): Undeprecate.
23042 (source_locus): Remove.
23043 (location_from_locus): Remove.
23044 (struct location_s): Remove.
23045 Remove all old-location code.
23046 (input_line, input_filename): Remove.
23047 * final.c (final_scan_insn): Remove old location code.
23048 * diagnostic.c (diagnostic_build_prefix): Remove
23049 USE_MAPPED_LOCATION test.
23050 * tree.h (gimple_stmt) <locus>: Now a location_t.
23051 (tree_exp) <locus>: Likewise.
23052 (DECL_IS_BUILTIN): Remove old-location variant.
23053 (annotate_with_file_line, annotate_with_locus): Likewise.
23054 (expr_locus, set_expr_locus): Update.
23055 * tree.c (build1_stat): Remove old location code.
23056 (last_annotated_node): Remove.
23057 (annotate_with_file_line): Remove old-location variant.
23058 (annotate_with_locus): Likewise.
23059 (expr_location): Remove old location code.
23060 (set_expr_location): Likewise.
23061 (expr_has_location): Likewise.
23062 (expr_locus): Likewise.
23063 (set_expr_locus): Likewise.
23064 (expr_filename): Don't use location_from_locus.
23065 (expr_lineno): Likewise.
23066 * rtl-error.c (location_for_asm): Remove old location code.
23067 * c-lex.c (cb_line_change): Remove old location code.
23068 (fe_file_change): Likewise.
23069 (cb_def_pragma): Likewise.
23070 (c_lex_with_flags): Likewise.
23071 * gengtype.c (do_typedef): Don't special-case location types.
23072 (define_location_structures): Remove.
23073 (main): Don't call define_location_structures.
23074 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23077 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23080 * builtins.def (BUILT_IN_STDARG_START): Remove.
23081 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23082 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23083 * tree-inline.c (inline_forbidden_p_1): Likewise.
23085 2008-02-26 Richard Guenther <rguenther@suse.de>
23087 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23088 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23089 (lookup_decl_from_uid): Declare.
23090 (remove_decl_from_map): Likewise.
23091 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23092 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23093 (decl_for_uid_map): New global hashtable mapping DECL_UID
23095 (init_ttree): Allocate it.
23096 (insert_decl_to_uid_decl_map): New helper function.
23097 (make_node_stat): Insert new decls into the map.
23098 (copy_node_stat): Likewise.
23099 (lookup_decl_from_uid): New function.
23100 (remove_decl_from_map): Likewise.
23101 (print_decl_for_uid_map_statistics): New helper.
23102 (dump_tree_statistics): Call it.
23104 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23105 (referenced_var_iterator): Adjust.
23106 (FOR_EACH_REFERENCED_VAR): Adjust.
23107 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23108 (num_referenced_vars): Adjust.
23109 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23110 (first_referenced_var): Remove.
23111 (end_referenced_vars_p): Likewise.
23112 (next_referenced_var): Likewise.
23113 (referenced_var_iterator_set): New helper function.
23114 * tree-dfa.c (referenced_var_lookup): Adjust.
23115 (referenced_var_check_and_insert): Likewise.
23116 (remove_referenced_var): Likewise.
23117 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23118 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23119 (verify_call_clobbering): Likewise.
23120 (verify_memory_partitions): Likewise.
23121 (init_tree_ssa): Allocate bitmap instead of hashtable for
23123 (delete_tree_ssa): Adjust.
23124 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23125 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23126 (compute_tag_properties): Likewise.
23127 (set_initial_properties): Likewise.
23128 (find_partition_for): Likewise.
23129 (update_reference_counts): Likewise.
23130 (dump_may_aliases_for): Likewise.
23131 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23132 (add_call_clobber_ops): Likewise.
23133 (add_call_read_ops): Likewise.
23134 (get_asm_expr_operands): Likewise.
23135 * tree-into-ssa.c (dump_decl_set): Likewise.
23136 (update_ssa): Likewise.
23137 * tree-sra.c (scan_function): Likewise.
23138 (decide_instantiations): Likewise.
23139 (scalarize_parms): Likewise.
23140 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23141 (dsa_named_for): Likewise.
23142 * tree-ssa-structalias.c (update_alias_info): Likewise.
23143 (merge_smts_into): Likewise.
23145 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23148 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23149 * c-opts.c (c_common_handle_option): Wall enables
23150 Wvolatile-register-var.
23151 * common.opt: Move Wvolatile-register-var to...
23154 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23156 * common.opt (Wlarger-than=): New.
23157 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23159 * opts.c (common_handle_option): Handle -Wlarger-than=.
23160 * optc-gen.awk: Likewise.
23161 * opth-gen.awk: Likewise.
23162 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23163 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23165 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23167 * c-common.c (match_case_to_enum_1): Add appropriate
23168 OPT_W* parameter to warning.
23169 (c_do_switch_warnings): Likewise.
23170 * c-typeck.c (warning_init): Add one more parameter following
23171 'warning' function.
23172 (push_init_level): Update call to warning_init.
23173 (pop_init_level): Likewise.
23174 (add_pending_init): Likewise.
23175 (output_init_element: Likewise.
23177 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23180 * toplev.c (toplev_main): If there are warnings or error, print
23181 errors for ignored options.
23182 * opts.c (ignored_options): New static variable.
23183 (postpone_unknown_option_error): New.
23184 (print_ignored_options): New.
23185 (handle_option): Postpone errors for unknown -Wno-* options.
23186 * opts.h (print_ignored_options): Declare.
23188 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23190 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23193 2008-02-25 Richard Guenther <rguenther@suse.de>
23196 2008-02-25 Richard Guenther <rguenther@suse.de>
23198 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23199 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23200 (lookup_decl_from_uid): Declare.
23201 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23202 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23203 (decl_for_uid_map): New global hashtable mapping DECL_UID
23205 (init_ttree): Allocate it.
23206 (insert_decl_to_uid_decl_map): New helper function.
23207 (make_node_stat): Insert new decls into the map.
23208 (copy_node_stat): Likewise.
23209 (lookup_decl_from_uid): New function.
23210 (print_decl_for_uid_map_statistics): New helper.
23211 (dump_tree_statistics): Call it.
23213 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23214 (referenced_var_iterator): Adjust.
23215 (FOR_EACH_REFERENCED_VAR): Adjust.
23216 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23217 (num_referenced_vars): Adjust.
23218 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23219 (first_referenced_var): Remove.
23220 (end_referenced_vars_p): Likewise.
23221 (next_referenced_var): Likewise.
23222 (referenced_var_iterator_set): New helper function.
23223 * tree-dfa.c (referenced_var_lookup): Adjust.
23224 (referenced_var_check_and_insert): Likewise.
23225 (remove_referenced_var): Likewise.
23226 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23227 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23228 (verify_call_clobbering): Likewise.
23229 (verify_memory_partitions): Likewise.
23230 (init_tree_ssa): Allocate bitmap instead of hashtable for
23232 (delete_tree_ssa): Adjust.
23233 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23234 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23235 (compute_tag_properties): Likewise.
23236 (set_initial_properties): Likewise.
23237 (find_partition_for): Likewise.
23238 (update_reference_counts): Likewise.
23239 (dump_may_aliases_for): Likewise.
23240 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23241 (add_call_clobber_ops): Likewise.
23242 (add_call_read_ops): Likewise.
23243 (get_asm_expr_operands): Likewise.
23244 * tree-into-ssa.c (dump_decl_set): Likewise.
23245 (update_ssa): Likewise.
23246 * tree-sra.c (scan_function): Likewise.
23247 (decide_instantiations): Likewise.
23248 (scalarize_parms): Likewise.
23249 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23250 (dsa_named_for): Likewise.
23251 * tree-ssa-structalias.c (update_alias_info): Likewise.
23252 (merge_smts_into): Likewise.
23254 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23257 * doc/invoke.texi (-fcx-limited-range): Document new option.
23258 * toplev.c (process_options): Handle -fcx-fortran-rules.
23259 * common.opt: Add documentation for -fcx-fortran-rules.
23261 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23264 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23265 actual behaviour and C99.
23267 2008-02-26 Ben Elliston <bje@au.ibm.com>
23269 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23270 (ASM_CPU_POWER6_SPEC): Likewise.
23271 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23272 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23273 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23275 2008-02-25 Richard Guenther <rguenther@suse.de>
23277 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23278 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23279 (lookup_decl_from_uid): Declare.
23280 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23281 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23282 (decl_for_uid_map): New global hashtable mapping DECL_UID
23284 (init_ttree): Allocate it.
23285 (insert_decl_to_uid_decl_map): New helper function.
23286 (make_node_stat): Insert new decls into the map.
23287 (copy_node_stat): Likewise.
23288 (lookup_decl_from_uid): New function.
23289 (print_decl_for_uid_map_statistics): New helper.
23290 (dump_tree_statistics): Call it.
23292 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23293 (referenced_var_iterator): Adjust.
23294 (FOR_EACH_REFERENCED_VAR): Adjust.
23295 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23296 (num_referenced_vars): Adjust.
23297 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23298 (first_referenced_var): Remove.
23299 (end_referenced_vars_p): Likewise.
23300 (next_referenced_var): Likewise.
23301 (referenced_var_iterator_set): New helper function.
23302 * tree-dfa.c (referenced_var_lookup): Adjust.
23303 (referenced_var_check_and_insert): Likewise.
23304 (remove_referenced_var): Likewise.
23305 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23306 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23307 (verify_call_clobbering): Likewise.
23308 (verify_memory_partitions): Likewise.
23309 (init_tree_ssa): Allocate bitmap instead of hashtable for
23311 (delete_tree_ssa): Adjust.
23312 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23313 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23314 (compute_tag_properties): Likewise.
23315 (set_initial_properties): Likewise.
23316 (find_partition_for): Likewise.
23317 (update_reference_counts): Likewise.
23318 (dump_may_aliases_for): Likewise.
23319 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23320 (add_call_clobber_ops): Likewise.
23321 (add_call_read_ops): Likewise.
23322 (get_asm_expr_operands): Likewise.
23323 * tree-into-ssa.c (dump_decl_set): Likewise.
23324 (update_ssa): Likewise.
23325 * tree-sra.c (scan_function): Likewise.
23326 (decide_instantiations): Likewise.
23327 (scalarize_parms): Likewise.
23328 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23329 (dsa_named_for): Likewise.
23330 * tree-ssa-structalias.c (update_alias_info): Likewise.
23331 (merge_smts_into): Likewise.
23333 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23336 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23337 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23338 * alias.h (nonoverlapping_memrefs_p): Likewise.
23340 2008-02-25 Jan Beulich <jbeulich@novell.com>
23342 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23343 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23344 __emultls_get_address, __emultls_register_common,
23345 __floatundi?f, and _Unwind_GetIPInfo.
23346 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23347 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23348 (gen_regparm_prefix): Likewise.
23349 (i386_nlm_encode_section_info): Sync with
23350 config/i386/winnt.c:i386_pe_encode_section_info().
23351 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23352 i386_nlm_mangle_decl_assembler_name): New.
23353 (netware_override_options): New.
23354 * config/i386/netware.h (netware_override_options): Declare.
23355 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23356 (i386_nlm_mangle_decl_assembler_name): Declare.
23357 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23359 2008-02-25 Ben Elliston <bje@au.ibm.com>
23362 * c-decl.c (grokdeclarator): Remove unused local variables
23363 `typedef_type' and `type_as_written'.
23365 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23366 unused local variable `has_hot_blocks'.
23367 (fix_crossing_conditional_branches): Remove unused local variable
23370 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23372 PR middle-end/19984
23373 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23374 using DEF_C99_BUILTIN.
23375 (BUILT_IN_NANF): Ditto.
23376 (BUILT_IN_NANL): Ditto.
23378 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23379 Revital Eres <eres@il.ibm.com>
23381 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23382 regarding the order of two dependent insns in the same row.
23384 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23386 * stor-layout.c (layout_decl): Do not bump the alignment of a
23387 bit-field to more than byte alignment if it is packed.
23389 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23391 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23394 2008-02-24 Diego Novillo <dnovillo@google.com>
23396 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23399 * tree-vrp.c (vrp_evaluate_conditional): With
23400 -Wtype-limits, emit a warning when comparing against a
23401 constant outside the natural range of OP0's type.
23402 * c.opt (Wtype-limits): Move ...
23403 * common.opt (Wtype-limits): ... here.
23405 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23407 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23408 * config/rs6000/e300c2c3.md: New file.
23409 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23411 (rs6000_override_options): Add e300c2 and e300c3 cases to
23412 processor_target_table. Do not allow usage of Altivec or Spe
23413 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23414 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23415 * config/rs6000/rs6000.h (processor_type): Add
23416 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23417 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23418 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23419 and ppce300c3. Include e300c2c3.md.
23421 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23423 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23424 instead of TARGET_STRICT_ALIGN.
23426 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23428 * explow.c (memory_address): Assert that the generated address is
23431 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23434 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
23435 * config/darwin-ppc-ldouble-patch.def: New file.
23436 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
23437 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
23438 SUBTARGET_INIT_BUILTINS if defined.
23439 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
23442 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23445 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
23446 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
23448 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23451 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
23452 file" warning condtional on -Winvalid-PCH.
23454 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
23456 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
23458 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
23462 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
23463 prevent reload from using MMX registers.
23464 (*mov<mode>_internal): Ditto.
23465 (*movv2sf_internal_rex64): Ditto.
23466 (*movv2sf_internal): Ditto.
23468 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23470 PR documentation/31569
23471 * doc/install.texi2html: Use makeinfo --no-number-sections.
23473 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23475 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
23476 ensure that we can address an entire entity > 8 bytes. Don't
23477 generate reg+reg addressing for such data.
23479 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23481 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
23482 strings when optimizing for size, unless the target cares about
23485 2008-02-22 Tom Tromey <tromey@redhat.com>
23487 * regclass.c (current_pass): Remove declaration.
23489 2008-02-22 Anatoly Sokolov <aesok@post.ru>
23491 * config/avr/libgcc.S (__RAMPZ__): Define.
23492 (__do_copy_data): Add for devices with 128KB code memory.
23494 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23496 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23498 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
23500 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
23502 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
23505 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23508 * c-typeck.c (build_binary_op): Warn about floating point
23509 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
23511 2008-02-21 Janis Johnson <janis187@us.ibm.com>
23514 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
23515 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
23517 (rs6000_override_options): Set altivec_abi as default, not override,
23518 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
23519 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
23520 is used; use new member spe_abi.
23521 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
23522 spe_abi and altivec_abi.
23524 2008-02-22 Tomas Bily <tbily@suse.cz>
23526 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
23528 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23531 * config.build (build_file_translate): Set to `CMD //c' only if
23533 * Makefile.in (build_file_translate): Improve comment.
23535 2008-02-21 Jan Hubicka <jh@suse.cz>
23537 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
23538 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
23539 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
23541 2008-02-21 Michael Matz <matz@suse.de>
23544 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
23546 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
23548 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
23549 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
23550 as insn constraint.
23551 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
23552 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
23553 SSE_VEC_FLOAT_MODE_P as insn constraint.
23554 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
23555 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
23556 sse4a_movntdf using MODEF mode iterator.
23557 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
23558 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
23559 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
23560 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
23561 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
23562 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
23563 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
23565 2008-02-21 Richard Guenther <rguenther@suse.de>
23567 * tree.def (PAREN_EXPR): New tree code.
23568 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
23570 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
23571 * expr.c (expand_expr_real_1): Likewise.
23572 * tree-inline.c (estimate_num_insns_1): Likewise.
23573 * tree-complex.c (expand_complex_move): Likewise.
23574 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
23577 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23580 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
23582 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23585 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
23587 * config/sh/sh.c (find_barrier): Don't go past
23588 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
23590 2008-02-20 DJ Delorie <dj@redhat.com>
23592 * config/h8300/h8300.md (insv): Force source operand to be a register.
23594 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
23595 as a jump, not as a plain insn.
23597 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
23599 * doc/invoke.texi (Warning Options): Add new option
23600 -Wframe-larger-than=.
23601 (-Wframe-larger-than): Document.
23603 * flags.h (warn_frame_larger_than, frame_larger_than_size):
23604 Add declarations for new option variables.
23606 * final.c (final_start_function): Check the frame size
23607 before emission and issue a Wframe-larger-than warning.
23609 * opts.c (warn_frame_larger_than, frame_larger_than_size):
23610 Add definitions for new option variables.
23611 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
23613 * common.opt (Wframe-larger-than=): New option.
23615 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23617 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
23618 (<sse>_div<mode>3): Ditto.
23619 (<sse>_vmdiv<mode>3): Ditto.
23620 (<sse>_vmsqrt<mode>2): Ditto.
23621 (*smax<mode>3): Ditto.
23622 (sse5_frcz<mode>2): Ditto.
23623 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
23624 as insn constraint.
23626 2008-02-20 Richard Guenther <rguenther@suse.de>
23628 PR middle-end/35265
23629 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
23630 be happy with INTEGRAL_TYPE_P.
23632 2008-02-20 Richard Guenther <rguenther@suse.de>
23634 * fold-const.c (split_tree): Associate floatig-point expressions
23635 if flag_associative_math is set.
23637 2008-02-20 Richard Guenther <rguenther@suse.de>
23639 * tree.h (fold_real_zero_addition_p): Declare.
23640 * fold-const.c (fold_real_zero_addition_p): Export.
23641 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
23642 floating-point operations with zero and one.
23644 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
23646 * doc/install.texi: Correct references to CFLAGS, replacing them
23647 with BOOT_CFLAGS. Document flags used during bootstrap for
23650 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23652 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
23653 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
23654 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
23656 (smin<mode>3): Ditto from similar patterns.
23657 (smax<mode>3): Ditto.
23658 (*ieee_smin<mode>3): Ditto.
23659 (*ieee_smax<mode>3): Ditto.
23660 * config/i386/sse.md (sse): New mode attribute.
23661 (mov<mode>): Macroize expander from movv4sf and movv2df using
23662 SSEMODEF2P mode iterator.
23663 (<sse>_movnt<mode>): Ditto from similar patterns. Use
23664 SSE_VEC_FLOAT_MODE_P as insn constraint.
23665 (storent<mode>): Ditto.
23666 (storent<mode>): Macroize expander from storentsf and storentdf using
23667 MODEF mode iterator.
23668 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
23669 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
23670 (abs<mode>2): Ditto from similar patterns.
23671 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
23672 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
23673 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
23674 (<sse>_vmsqrt<mode>2): Ditto.
23675 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
23676 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
23677 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
23678 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
23679 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
23680 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
23681 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
23683 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
23684 iterator and SSE_FLOAT_MODE_P as insn constraint.
23685 (<sse>_ucomi): Ditto from similar patterns.
23686 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
23687 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
23688 SSE_VEC_FLOAT_MODE_P as insn constraint.
23689 (vcond<mode>): Ditto from similar patterns.
23690 (and<mode>3, *and<mode>3): Ditto.
23691 (<sse>_nand<mode>3): Ditto.
23692 (ior<mode>3, *ior<mode>3): Ditto.
23693 (xor<mode>3, *xor<mode>3): Ditto.
23694 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
23695 iterator and SSE_FLOAT_MODE_P as insn constraint.
23696 (*nand<mode>3): Ditto from similar patterns.
23697 (*ior<mode>3): Ditto.
23698 (*xor<mode>3): Ditto.
23700 2008-02-20 Ira Rosen <irar@il.ibm.com>
23702 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
23703 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
23704 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
23706 2008-02-19 Jan Hubicka <jh@suse.cz>
23708 * predict.c (tree_bb_level_predictions): Remove variable next
23709 mistakely introduced by previous commit.
23711 2008-02-19 Jan Hubicka <jh@suse.cz>
23713 * predict.c (predict_paths_leading_to): Rewrite.
23714 (predict_paths_for_bb): New.
23715 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
23717 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23720 * Makefile.in (build_file_translate): New.
23721 (gcc-vers.texi): Use it for translating $(abs_srcdir).
23722 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
23723 * configure.ac (build_file_translate): Substitute it.
23724 * configure: Regenerate.
23726 2008-02-19 Jan Hubicka <jh@suse.cz>
23728 PR rtl-optimization/34408
23729 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
23732 2008-02-19 Jan Hubicka <jh@suse.cz>
23734 PR middle-end/28779
23735 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
23738 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
23741 * config/i386/i386-modes.def: Revert the last DI alignment
23742 change until Ada people can look into it.
23744 2008-02-19 Nick Clifton <nickc@redhat.com>
23746 * opts.c (print_specific_help): Fix typo in --help text.
23748 2008-02-19 Jakub Jelinek <jakub@redhat.com>
23751 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
23752 32-bit inline asm without asm alternatives for host GCC < 3.0.
23754 2008-02-19 Richard Guenther <rguenther@suse.de>
23756 PR tree-optimization/34989
23757 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
23758 Allow propagation to INDIRECT_REF if we can simplify only.
23760 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23762 * c-common.c (warn_for_collisions_1): Use appropriate option when
23765 2008-02-19 Nick Clifton <nickc@redhat.com>
23768 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
23769 (handle_options): Fix indentation.
23770 (print_filtered_help): If no language-specific options were
23771 displayed tell the user how to list all the options supported by
23772 the language's front-end.
23773 (print_specific_help): Fix indentation and remove duplicate line.
23774 (common_handle_option): Handle the -v option.
23775 For --help enable the display of undocumented options if the -v
23776 switch has been included on the command line.
23777 For --help= check for overlaps in the arguments between the option
23778 classes and the language names and issue a warning when they
23779 cannot be disambiguated.
23780 * c.opt (v): Pass on to the common option handler.
23782 2008-02-19 Revital Eres <eres@il.ibm.com>
23784 * modulo-sched.c (sms_schedule): Change dump message when
23785 create_ddg function fails.
23786 (try_scheduling_node_in_cycle): Rename row to cycle.
23787 (print_partial_schedule): Rename CYCLE to ROW.
23789 2008-02-19 Christian Bruel <christian.bruel@st.com>
23790 Zdenek Dvorak <ook@ucw.cz>
23792 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
23794 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23797 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
23798 (*x86_movdicc_0_m1_se): Ditto.
23800 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23802 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
23803 (CMPtype): Define as __gcc_CMPtype.
23804 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
23805 (CMPtype): Define as __gcc_CMPtype.
23807 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
23809 Support valgrind 3.3 for --enable-checking=valgrind.
23810 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
23812 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
23813 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
23814 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
23815 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
23816 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
23817 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
23818 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
23820 * ggc-zone.c: Similar.
23821 * ggc-page.c: Similar.
23823 2008-02-19 Paul Brook <paul@codesourcery.com>
23826 * config/arm/ieee754-df.S: Fix do_it typo.
23827 * config/arm/ieee754-sf.S: Fix do_it typo.
23829 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23832 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
23833 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
23834 (OPTION_MASK_ISA_SSE_SET): Likewise.
23835 (OPTION_MASK_ISA_SSE2_SET): Likewise.
23836 (OPTION_MASK_ISA_SSE3_SET): Likewise.
23837 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
23838 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
23839 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
23840 (OPTION_MASK_ISA_SSE4_SET): Likewise.
23841 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
23842 (OPTION_MASK_ISA_SSE5_SET): Likewise.
23843 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
23844 (OPTION_MASK_ISA_MMX_UNSET): Updated.
23845 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
23846 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
23847 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
23848 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
23849 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
23850 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
23851 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
23852 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
23853 (OPTION_MASK_ISA_SSE4): Removed.
23854 (ix86_handle_option): Turn on bits in ix86_isa_flags and
23855 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
23856 (override_options): Don't turn on implied SSE/MMX bits in
23859 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23861 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23864 2008-02-18 Joey Ye <joey.ye@intel.com>
23866 PR middle-end/34921
23867 * tree-nested.c (insert_field_into_struct): Set type alignment
23868 to field alignment if the former is less than the latter.
23870 2008-02-18 Jakub Jelinek <jakub@redhat.com>
23872 * BASE-VER: Set to 4.4.0.
23874 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23876 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
23877 * doc/cfg.texi: Likewise.
23878 * doc/extend.texi: Likewise.
23879 * doc/gty.texi: Likewise.
23880 * doc/invoke.texi: Likewise.
23881 * doc/loop.texi: Likewise.
23882 * doc/md.texi: Likewise.
23883 * doc/passes.texi: Likewise.
23884 * doc/rtl.texi: Likewise.
23885 * doc/sourcebuild.texi: Likewise.
23886 * doc/tm.texi: Likewise.
23887 * doc/tree-ssa.texi: Likewise.
23889 2008-02-17 Richard Guenther <rguenther@suse.de>
23891 PR middle-end/35227
23892 * tree-complex.c (init_parameter_lattice_values): Handle parameters
23893 without default definition.
23895 2008-02-17 Richard Guenther <rguenther@suse.de>
23897 PR tree-optimization/35231
23898 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
23901 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
23904 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23905 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23906 libgcc_cmp_return mode.
23908 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23911 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
23913 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
23915 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
23918 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23920 * doc/c-tree.texi: Use `@.' where appropriate.
23921 * doc/extend.texi: Likewise.
23922 * doc/install.texi: Likewise.
23923 * doc/invoke.texi: Likewise.
23924 * doc/loop.texi: Likewise.
23925 * doc/makefile.texi: Likewise.
23926 * doc/md.texi: Likewise.
23927 * doc/passes.texi: Likewise.
23928 * doc/standards.texi: Likewise.
23929 * doc/tm.texi: Likewise.
23931 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23933 PR middle-end/35196
23934 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
23936 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
23937 rather than in entry_bb.
23939 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23941 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23942 libgcc_cmp_return mode.
23944 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23946 PR middle-end/35130
23947 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
23948 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
23950 2008-02-15 Richard Guenther <rguenther@suse.de>
23951 Zdenek Dvorak <ook@ucw.cz>
23953 PR tree-optimization/35164
23954 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
23955 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
23956 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23957 Only propagate addresses which do not have abnormal SSA_NAMEs
23960 2008-02-15 Joseph Myers <joseph@codesourcery.com>
23963 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
23965 2008-02-15 Jan Hubicka <jh@suse.cz>
23967 PR middle-end/35149
23968 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
23970 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23972 PR middle-end/34621
23973 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
23974 when calculating alignment_pad.
23976 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23978 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
23979 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
23980 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
23981 and STACK_BOUNDARY define.
23983 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
23985 PR preprocessor/35061
23986 * c-pragma.c (handle_pragma_pop_macro): Check that
23987 pushed_macro_table has been allocated.
23989 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
23991 PR middle-end/35136
23992 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
23993 (force_gimple_operand): Likewise.
23994 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
23995 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
23996 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
23997 (find_interesting_uses_address): Check addressability and alignment
23998 of the base expression only after substituting bases of IVs into it.
24000 2008-02-14 Michael Matz <matz@suse.de>
24003 * function.c (instantiate_virtual_regs_in_insn): Reload address
24004 before falling back to reloading the whole operand.
24006 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24008 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24009 before the first section switch note.
24011 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24013 * doc/bugreport.texi: Update copyright years.
24014 * doc/c-tree.texi: Likewise.
24015 * doc/cfg.texi: Likewise.
24016 * doc/cpp.texi: Likewise.
24017 * doc/cppinternals.texi: Likewise.
24018 * doc/fragments.texi: Likewise.
24019 * doc/frontends.texi: Likewise.
24020 * doc/gcc.texi: Likewise.
24021 * doc/gty.texi: Likewise.
24022 * doc/hostconfig.texi: Likewise.
24023 * doc/implement-c.texi: Likewise.
24024 * doc/libgcc.texi: Likewise.
24025 * doc/loop.texi: Likewise.
24026 * doc/makefile.texi: Likewise.
24027 * doc/options.texi: Likewise.
24028 * doc/passes.texi: Likewise.
24029 * doc/rtl.texi: Likewise.
24030 * doc/sourcebuild.texi: Likewise.
24031 * doc/standards.texi: Likewise.
24032 * doc/tree-ssa.texi: Likewise.
24033 * doc/trouble.texi: Likewise.
24035 * doc/extend.texi: Use @: or add comma where appropriate.
24036 * doc/invoke.texi: Likewise.
24037 * doc/tm.texi: Likewise.
24039 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24042 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24045 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24047 * doc/md.texi (clz, ctz): Add reference.
24048 * doc/rtl.texi (clz, ctz): Likewise.
24050 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24053 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24056 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24058 * config/s390/s390.c (struct constant_pool): New field
24059 emit_pool_after added.
24060 (s390_mainpool_start): Set the emit_pool_after flag according
24061 to the section switch notes.
24062 (s390_mainpool_finish): Consider emit_pool_after when emitting
24063 the literal pool at the end of the function.
24064 (s390_chunkify_start): Force literal pool splits at section
24067 2008-02-13 Michael Matz <matz@suse.de>
24070 * var-tracking.c (clobber_variable_part): Correctly traverse the
24073 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24076 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24077 Add -fdump-ipa-inline.
24078 * tree-dump.c (dump_files): Remove tree-inlined dump.
24079 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24081 2008-02-12 Richard Guenther <rguenther@suse.de>
24083 PR tree-optimization/35171
24084 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24087 2008-02-12 Richard Guenther <rguenther@suse.de>
24089 PR middle-end/35163
24090 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24091 value-preserving mode. Disallow final truncation.
24093 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24095 PR middle-end/35136
24096 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24097 code from here to...
24098 (force_gimple_operand): ...here.
24100 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24103 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24104 non-compatible pointers.
24105 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24106 different FIELD_DECLs, try harder by comparing field offsets, sizes
24109 PR inline-asm/35160
24110 * function.c (match_asm_constraints_1): Don't replace the same input
24113 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24115 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24116 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24117 (expand_epilogue): Restore RAMPZ register.
24118 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24120 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24122 * config/i386/cygwin.asm: (__alloca): Correct calling
24123 convention and alignment.
24124 (__chkstk): Force 8 byte stack alignment.
24126 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24127 Richard Guenther <rguenther@suse.de>
24129 PR tree-optimization/33992
24130 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24131 the zero we compare against.
24133 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24135 PR libfortran/35063
24136 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24137 to CloseHandle after unlocking to prevent accumulation of handle
24140 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24142 PR middle_end/34150
24143 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24144 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24145 and update LABEL_NUSES during and after reload.
24147 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24149 PR middle-end/34627
24150 * combine.c (simplify_if_then_else): Make sure the comparison is
24151 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24153 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24156 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24157 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24158 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24159 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24160 * tree.h (get_type_static_bounds): Likewise.
24162 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24164 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24165 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24166 Make -Wfoo language annotations match what the compiler outputs.
24168 2008-02-08 Sa Liu <saliu@de.ibm.com>
24170 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24171 intrinsics spu_convts, spu_convtu, spu_convtf.
24173 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24175 * doc/extend.texi (Function Attributes) <noinline>: Mention
24176 asm ("") as method to keep calls.
24178 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24181 * doc/options.texi (Options): Replace references to opts.sh with
24183 * opts-common.c: Likewise.
24184 * optc-gen.awk: Likewise.
24186 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24188 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24190 2008-02-07 Richard Henderson <rth@redhat.com>
24193 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24194 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24197 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24199 PR tree-optimization/35085
24200 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24201 for operand entry oe2 in addition to operand entry oe3 in order to
24202 expose more opportunities for vectorizer sum reduction.
24204 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24207 * Makefile.in (LIBS): Remove $(GMPLIBS).
24208 (cc1-dummy, cc1): Add $(GMPLIBS).
24210 2008-02-06 Jan Hubicka <jh@suse.cz>
24213 * i386.md (moddf_integer): Do not produce partial memory stalls for
24214 targets where it hurts.
24216 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24219 * optabs.c (expand_float): Do not check for decimal modes when
24220 expanding unsigned integer through signed conversion.
24222 2008-02-06 Nick Clifton <nickc@redhat.com>
24224 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24225 inside the clobber with a match_operand and duplicated operand
24226 number in the constraint.
24227 (ineqbranchsi): Delete redundant comment.
24229 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24231 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24232 builtin_define ("__USE_INIT_FINI__").
24233 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24235 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24237 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24239 PR documentation/30330
24240 * doc/invoke.texi (C++ Dialect Options)
24241 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24242 For each warning option -Wfoo that allows -Wno-foo, ensure both
24243 -Wfoo and -Wno-foo are listed in the option index. Fix index
24244 entry of -Wswitch-default, index -Wnormalized= including the
24245 `=', and -Wlarger-than-@var{len} including @var{len}.
24247 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24249 * config/i386/i386.md (floatunssisf2): Use
24250 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24251 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24252 Macroize expander using MODEF mode iterator.
24254 2008-02-05 Diego Novillo <dnovillo@google.com>
24256 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24259 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24261 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24264 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24266 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24269 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24270 to indicate if a message should be generated.
24271 (init_cumulative_args): Updated.
24272 (function_value_32): Likewise.
24274 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24276 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24278 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24281 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24282 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24284 2008-02-04 Diego Novillo <dnovillo@google.com>
24286 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24289 * tree-vrp.c (vrp_evaluate_conditional): With
24290 -Wtype-limits, emit a warning when comparing against a
24291 constant outside the natural range of OP0's type.
24293 2008-02-04 Richard Guenther <rguenther@suse.de>
24295 PR middle-end/33631
24296 * expr.c (count_type_elements): Give for unions instead of
24299 2008-02-04 Richard Guenther <rguenther@suse.de>
24301 PR middle-end/35043
24302 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24303 to TYPE_DOMAINs base type instead of using bitsizetype here.
24305 2008-02-03 Jason Merrill <jason@redhat.com>
24307 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24309 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24312 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24313 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24314 (RS/6000 and PowerPC Options): Fix typos and markup.
24315 * doc/passes.texi (Tree-SSA passes): Likewise.
24317 2008-02-02 Michael Matz <matz@suse.de>
24320 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24321 from record_last_reg_set_info.
24322 (record_last_reg_set_info): Take an RTX argument, iterate over all
24323 constituent hardregs.
24324 (record_last_set_info, record_opr_changes): Change calls to
24325 new signature or to record_last_reg_set_info_regno.
24327 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24329 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24331 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24333 PR rtl-optimization/34773
24334 * reg-notes.def (EQUAL): Mention significance of combination of
24335 REG_EQUAL and REG_RETVAL.
24336 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24337 insn that has a REG_RETVAL.
24339 2008-02-01 Roger Sayle <roger@eyesopen.com>
24342 * configure.ac (--enable-fixed-point): Disable unless explicitly
24344 * configure: Regenerate.
24346 2008-02-01 Richard Guenther <rguenther@suse.de>
24349 * invoke.texi (-finline-limit): Remove no longer true parts
24350 of the documentation. Note that there is no default value.
24352 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24353 Mark Mitchell <mark@codesourcery.com>
24354 Ben Elliston <bje@au.ibm.com>
24357 * doc/extend.texi (Other Builtins): Document.
24359 2008-01-31 Tom Browder <tom.browder@gmail.com>
24361 * doc/c-tree.texi (Types): Fix grammar.
24362 (Expression trees): Ditto.
24363 * doc/passes.texi (Tree-SSA passes): Ditto.
24365 * doc/configterms.texi (Configure Terms): Fix typo.
24366 * doc/cpp.texi (Common Predefined Macros): Ditto.
24367 * doc/md.texi (Machine Constraints): Ditto.
24369 * doc/makefile.texi (Makefile): Add comma.
24371 2008-01-31 Tom Browder <tom.browder@gmail.com>
24372 Gerald Pfeifer <gerald@pfeifer.com>
24374 * doc/sourcebuild.texi (Front End): Remove references to CVS
24375 and CVSROOT/modules.
24376 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24377 (Back End): Remove reference to CVS.
24379 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24382 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24384 (mips16_gp_pseudo_reg): ...here.
24385 * config/mips/mips.md (load_const_gp): Replace with...
24386 (load_const_gp_<mode>): ...this :P-based insn.
24388 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24390 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24391 options. Minor fixes.
24392 (-std): Move reference to standards closer to where language
24393 standards are first mentioned.
24395 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24397 PR rtl-optimization/34995
24398 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24399 parameter and return a bool. If the rtx parameter is nonnull,
24400 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24401 (find_reloads): Update call accordingly. Pass the new operand
24402 if it needed no address reloads, otherwise pass null.
24404 2008-01-30 Richard Henderson <rth@redhat.com>
24407 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24408 for unbounded arrays.
24410 2008-01-30 Silvius Rus <rus@google.com>
24412 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24414 2008-01-30 Jan Hubicka <jh@suse.cz>
24417 * i386.c (init_cumulative_args): Use real function declaration when
24420 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24422 PR rtl-optimization/34998
24423 * global.c (build_insn_chain): Treat non-subreg_lowpart
24424 SUBREGs of pseudos as clobbering all the words covered by the
24425 SUBREG, not just all the bytes.
24426 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24427 original df_ref rather than an extract parameter.
24428 (global_conflicts): Update call accordingly.
24430 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
24432 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
24433 the overflow check to make it easier to read.
24434 (__fixtfdi): Change the type of the ll member in union
24435 long_double to UDItype_x.
24437 2008-01-30 Jakub Jelinek <jakub@redhat.com>
24439 PR middle-end/34969
24440 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
24441 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
24442 * tree-inline.c (fold_marked_statements): Call
24443 cgraph_update_edges_for_call_stmt if folding a call statement.
24444 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
24445 debug_generic_stmt calls, reset it back afterwards.
24448 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
24450 * c-typeck.c (build_external_ref): Don't pedwarn about
24451 static vars in current function's scope.
24453 2008-01-29 Joseph Myers <joseph@codesourcery.com>
24455 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
24457 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
24460 * ipa-struct-reorg.c: Fix spelling.
24461 * params.def: Ditto.
24463 2008-01-29 Richard Guenther <rguenther@suse.de>
24465 PR middle-end/35006
24466 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
24468 * tree-inline.c (remap_type): Increment remapping_type_depth
24469 around remapping types.
24470 (copy_body_r): Only add referenced variables if they are referenced
24471 from code, not types.
24473 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
24484 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
24485 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
24487 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
24490 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
24491 pointer for tiny stack.
24493 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24495 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
24497 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24499 * config/vx-common.h: Fix typo in comment.
24501 2008-01-28 Ian Lance Taylor <iant@google.com>
24505 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
24506 coalesce pointers if they have different DECL_NO_TBAA_P values.
24507 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
24508 between variables with different DECL_NO_TBAA_P values.
24510 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
24513 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
24514 are not legitimate small data references on SPE targets.
24516 2008-01-28 David Daney <ddaney@avtrex.com>
24518 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
24520 2008-01-28 David Daney <ddaney@avtrex.com>
24522 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
24524 2008-01-27 Joseph Myers <joseph@codesourcery.com>
24526 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
24527 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
24528 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
24529 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
24530 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
24531 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
24532 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
24533 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
24535 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24537 * basic-block.h (condjump_equiv_p): Fix comment.
24539 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24541 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
24542 print_generic_stmt_indented): Fix comment.
24544 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24546 * configure.ac (__stack_chk_fail): Add detecion for availability
24547 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
24548 * configure: Regenerate.
24550 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
24552 PR middle-end/34688
24553 * final.c (output_addr_const): Handle TRUNCATE.
24555 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
24558 * tree-ssa-loop-ivopts.c (comp_cost): New type.
24559 (zero_cost, infinite_cost): New constants.
24560 (struct cost_pair): Change type of cost to comp_cost.
24561 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
24562 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
24564 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
24565 split_address_cost, ptr_difference_cost, difference_cost,
24566 get_computation_cost_at, get_computation_cost,
24567 determine_use_iv_cost_generic, determine_use_iv_cost_address,
24568 determine_use_iv_cost_condition, determine_use_iv_costs,
24569 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
24570 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
24571 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
24572 Change type of cost to comp_cost.
24573 (determine_iv_cost): Increase cost of non-original ivs, instead
24574 of decreasing the cost of original ones.
24575 (get_address_cost): Indicate the complexity of the addressing mode
24577 (try_add_cand_for): Prefer using ivs not specific to some object.
24578 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
24580 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
24581 Janis Johnson <janis187@us.ibm.com>
24584 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
24585 (TARGET_INSTANTIATE_DECLS): Likewise.
24586 * target.h (expand_to_rtl_hook): New target hook.
24587 (instantiate_decls): Likewise.
24588 * function.c (instantiate_decl): Make non-static. Rename to...
24589 (instantiate_decl_rtl): ... this.
24590 (instantiate_expr): Use instantiate_decl_rtl.
24591 (instantiate_decls_1): Likewise.
24592 (instantiate_decls): Likewise.
24593 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
24594 * function.h (instantiate_decl_rtl): Add prototype.
24595 * cfgexpand.c (target.h): New include.
24596 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
24597 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
24598 (TARGET_INSTANTIATE_DECLS): Likewise.
24599 (TARGET_INITIALIZER): New target hooks added.
24600 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
24602 * config/rs6000/rs6000.c (tree-flow.h): New include.
24603 (machine_function): Add sdmode_stack_slot field.
24604 (rs6000_alloc_sdmode_stack_slot): New function.
24605 (rs6000_instantiate_decls): Likewise.
24606 (rs6000_secondary_memory_needed_rtx): Likewise.
24607 (rs6000_check_sdmode): Likewise.
24608 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
24609 (TARGET_INSTANTIATE_DECLS): Likewise.
24610 (rs6000_hard_regno_mode_ok): Allow SDmode.
24611 (num_insns_constant): Likewise. Handle _Decimal32 constants.
24612 (rs6000_emit_move): Handle SDmode.
24613 (function_arg_advance): Likewise.
24614 (function_arg): Likewise.
24615 (rs6000_gimplify_va_arg): Likewise. Add special handling of
24616 SDmode var args for 32-bit compiles.
24617 (rs6000_secondary_reload_class): Handle SDmode.
24618 (rs6000_output_function_epilogue): Likewise.
24619 (rs6000_function_value): Simplify if statement.
24620 (rs6000_libcall_value): Likewise.
24621 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
24622 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
24623 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
24624 (movsd_hardfloat): New define_insn.
24625 (movsd_softfloat): Likewise.
24626 (movsd_store): Likewise.
24627 (movsd_load): Likewise.
24628 (extendsddd2): Likewise.
24629 (extendsdtd2): Likewise.
24630 (truncddsd2): Likewise.
24631 (movdd_hardfloat64): Fixup comment.
24632 (UNSPEC_MOVSD_LOAD): New constant.
24633 (UNSPEC_MOVSD_STORE): Likewise.
24635 2008-01-26 Jakub Jelinek <jakub@redhat.com>
24638 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
24640 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
24641 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
24642 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
24643 and TRUTH_XOR_EXPR.
24645 2008-01-26 David Edelsohn <edelsohn@gnu.org>
24648 * config.gcc: Separate AIX 5.3 from AIX 6.1.
24649 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24650 __LONGDOUBLE128 too.
24651 * config/rs6000/aix61.h: New file.
24653 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24655 PR rtl-optimization/34959
24656 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
24657 popcount and parity rtxes the same mode as their operand.
24658 Truncate or extend the result to the return value's mode
24661 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24664 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
24665 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
24666 to GOT_VERSION_REGNUM.
24667 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
24668 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
24669 * config/mips/mips.c (mips_emit_call_insn): New function.
24670 (mips_call_tls_get_addr): Call mips_expand_call directly.
24671 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
24673 (mips16_build_call_stub): Likewise. Return the call insn or null.
24674 (mips_expand_call): Update the call to mips16_build_call_stub
24675 accordingly and a remove redundant condition. Assert that MIPS16
24676 stubs do not use lazy binding. Use mips_emit_call_insn and return
24678 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
24680 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
24681 (mips_avoid_hazard): Remove hazard_set handling.
24682 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
24683 (UNSPEC_RESTORE_GP): ...this.
24684 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
24685 (FAKE_CALL_REGNO): Rename to...
24686 (GOT_VERSION_REGNUM): ...this.
24687 (type): Add "ghost" value. Add an associated insn reservation.
24688 (hazard_set): Remove.
24689 (exception_receiver): Rename to...
24690 (restore_gp): ...this and update the unspec identifier accordingly.
24691 (exception_receiver, nonlocal_got_receiver): New expanders.
24692 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
24693 FAKE_CALL_REGNO. Remove hazard_set attribute.
24694 (set_got_version, update_got_version): New patterns.
24696 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
24699 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
24701 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24704 * doc/install.texi2html: Generate gcc-vers.texi.
24706 2008-01-25 DJ Delorie <dj@redhat.com>
24708 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
24710 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24712 * config/c4x: Remove directory.
24713 * config.gcc (crx-*, mt-*): Mark obsolete.
24714 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
24715 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
24716 sh-*-rtemscoff*): Remove cases.
24717 * defaults.h (C4X_FLOAT_FORMAT): Remove.
24718 * real.c (encode_c4x_single, decode_c4x_single,
24719 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
24720 c4x_extended_format): Remove.
24721 * real.h (c4x_single_format, c4x_extended_format): Remove.
24722 * doc/extend.texi (interrupt, naked): Remove mention of attributes
24724 (Pragmas): Remove comment about c4x pragmas.
24725 * doc/install.texi (c4x): Remove target-specific instructions.
24726 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
24727 * doc/md.texi (Machine Constraints): Remove C4x documentation.
24728 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
24729 refer to C4x source files as examples.
24730 (C4X_FLOAT_FORMAT): Remove documentation.
24732 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
24734 * config/bfin/bfin.c (override_options): Reorder tests so that
24735 flag_pic gets enabled for -msep-data.
24737 2008-01-25 Richard Guenther <rguenther@suse.de>
24739 PR middle-end/32244
24740 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
24741 to its bitfield precision if required.
24743 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24745 PR middle-end/33880
24746 * tree-nested.c (walk_omp_for): New function.
24747 (convert_nonlocal_reference, convert_local_reference): Call
24748 walk_omp_for on OMP_FOR.
24749 (convert_call_expr): Call walk_body on OMP_FOR's
24750 OMP_FOR_PRE_INIT_BODY.
24752 2008-01-25 Richard Guenther <rguenther@suse.de>
24754 PR tree-optimization/34966
24755 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
24756 default defs and PHI_NODEs we have to insert after the
24757 defining statement.
24759 2008-01-24 Nick Clifton <nickc@redhat.com>
24761 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
24762 Provide a default definition.
24763 (LIBGCC2_UNITS_PER_WORD): Likewise.
24765 * config/stormy16/stormy16.c: Include df.h for the prototype
24766 for df_regs_ever_live_p.
24767 (xstormy16_expand_builtin_va_start): Convert the stack offset
24768 into a component_ref and then use POINTER_PLUS_EXPR to add it
24769 to the incoming_virtual_args_rtx.
24770 (xstormy16_gimplify_va_arg_expr): Rename to
24771 xstormy16_gimplify_va_arg_expr.
24772 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
24773 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
24774 xstormy16_gimplify_va_arg_expr.
24775 Fix up some formatting issues.
24777 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
24778 Move to predicates.md.
24779 (xs_hi_general_operand): Likewise.
24780 (xs_hi_nonmemory_operand): Likewise.
24781 * config/stormy16/predicates.md:
24782 (xstormy16_carry_plus_operand): New predicate.
24783 (xs_hi_general_operand): New predicate.
24784 (xs_hi_nonmemory_operand): New predicate.
24785 * config/stormy16/stormy16-protos.h:
24786 (xstormy16_carry_plus_operand): Delete prototype.
24787 (xs_hi_general_operand): Likewise.
24788 (xs_hi_nonmemory_operand): Likewise.
24790 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
24791 modifiers as they are no longer needed and they can trigger
24792 reload spill failures.
24794 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
24795 with a match_operand in order to help reload.
24797 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
24798 constraint with 'e' for the 8th alternative as this version of
24799 the mov.w instruction only accepts the lower 8 registers.
24801 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
24804 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
24805 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
24808 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24810 PR middle-end/33333
24811 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
24813 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24815 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
24817 (remove_structure): Update allocations list before removing structure.
24819 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24821 * ipa-struct-reorg.c (is_safe_cond_expr,
24822 create_new_stmts_for_cond_expr): Use integer_zerop function,
24823 that recognize not only zero-pointer, but zero-integer too.
24825 2008-01-25 Ben Elliston <bje@au.ibm.com>
24828 * fixproto: Escape "." in sed expression that strips leading "./".
24830 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
24833 * gcc.c (SWITCH_OK): Removed.
24834 (SWITCH_LIVE): Changed to bit.
24835 (SWITCH_FALSE): Likewise.
24836 (SWITCH_IGNORE): Likewise.
24837 (switchstr): Change live_cond to unsigned int.
24838 (process_command): Replace SWITCH_OK with 0.
24839 (do_self_spec): Likewise.
24840 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
24841 (give_switch): Likewise.
24842 (used_arg): Likewise.
24843 (do_spec_1): Set the SWITCH_IGNORE bit.
24844 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
24845 bits. Set the SWITCH_LIVE bit.
24847 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24849 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
24851 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
24853 PR tree-optimization/34472
24854 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
24855 parameter to a "bool *" and set *DATA to false if there is
24856 an unsafe access. Do not delete the structure here.
24857 (check_cond_exprs): Delete it here instead.
24858 (check_cond_exprs, exclude_cold_structs): Do not increase
24859 I when removing a structure.
24861 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
24864 * config/i386/i386.c (ix86_expand_vector_init): Consider only
24865 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
24867 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
24869 PR middle-end/34934
24870 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
24871 a fixed vector for stack.
24873 2008-01-24 Ben Elliston <bje@au.ibm.com>
24876 * doc/gcc.texi (Software development): Add a direntry for g++.
24878 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
24880 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
24881 stale and straggling -fforce-addr comments above.
24883 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
24885 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
24886 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
24888 2008-01-23 Michael Matz <matz@suse.de>
24891 * dwarf2out.c (force_type_die): Use modified_type_die instead of
24894 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
24896 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
24897 malloc result type.
24899 2008-01-23 Anatoly Sokolov <aesok@post.ru>
24901 * config/avr/avr.c (avr_current_arch): New variable.
24902 (avr_arch_types): Add 'avr31' and 'avr51' entries.
24903 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
24904 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
24905 (avr_override_options): Init 'avr_current_arch'.
24906 (base_arch_s): Move from here...
24907 * config/avr/avr.h (base_arch_s): ... here. Add new members
24908 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
24909 'mega' to 'have_jmp_call'.
24910 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
24911 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
24913 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
24915 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
24916 MULTILIB_MATCHES): Ditto.
24918 2008-01-23 Richard Guenther <rguenther@suse.de>
24920 PR middle-end/31529
24921 * cgraphunit.c (cgraph_reset_node): Always mark the node
24922 not reachable if it is not queued already.
24924 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
24926 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
24927 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
24928 (cputype_selected): New static variable.
24929 (bfin_handle_option): Set it if -mcpu is used.
24930 (override_option): Select default set of workarounds if no cpu type
24931 selected on the command line.
24932 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
24934 From Michael Frysinger <michael.frysinger@analog.com>
24935 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
24936 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
24938 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
24939 for bf547, bf523, bf524, and bf526.
24940 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
24942 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
24943 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
24944 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
24945 __ADSPBF547__ and __ADSPBF54x__ for bf547.
24946 * doc/invoke.texi (Blackfin Options): Document that
24947 -mcpu now accept bf547, bf523, bf524, and bf526.
24949 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
24951 PR rtl-optimization/34628
24952 * combine.c (try_combine): Stop and undo after the first combination
24953 if an autoincrement side-effect on the first insn has effectively
24956 2008-01-22 David Edelsohn <edelsohn@gnu.org>
24959 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
24960 Offset addresses are not valid for Altivec or paired float modes.
24962 2008-01-22 Jakub Jelinek <jakub@redhat.com>
24965 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
24966 if DECL_INITIAL (decl) is error_mark_node.
24969 * c-common.c (handle_vector_size_attribute): Only allow
24970 integral, scalar float and fixed point types. Handle OFFSET_TYPE
24971 the same way as pointer, array etc. types.
24972 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
24975 * tree.c (build_type_attribute_qual_variant): Call
24976 build_qualified_type if attributes are equal, but quals are not.
24978 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24981 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
24982 * flags.h (warn_strict_aliasing): Remove.
24983 (warn_strict_overflow): Remove.
24984 * opts.c (warn_strict_aliasing): Remove.
24985 (warn_strict_overflow): Remove.
24986 * c-opts.c (c_common_handle_option): -Wall only sets
24987 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
24988 (c_common_post_options): Give default values to -Wstrict-aliasing
24989 and -Wstrict-overflow if they are uninitialized.
24990 * common.opt (Wstrict-aliasing): Specify Var and Init.
24991 (Wstrict-overflow): Likewise.
24993 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
24995 PR rtl-optimization/26854
24996 PR rtl-optimization/34400
24997 PR rtl-optimization/34884
24998 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25000 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25001 (df_rd_bb_info.expanded_lr_out): Deleted
25002 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25003 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25004 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25005 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25006 Removed code to allocate, initialize or free expanded_lr_out.
25007 (df_rd_bb_local_compute_process_def): Restructured to make more
25009 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25010 sets if the sets are being trimmed.
25012 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25015 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25016 (as_vers): Likewise.
25017 * configure: Regenerated.
25019 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25021 PR middle-end/33092
25022 * tree-pass.h (pass_build_alias): New pass.
25023 * tree-ssa-alias.c (gate_build_alias): New.
25024 (pass_build_alias): New.
25025 * passes.c (init_optimization_passes): Add pass_build_alias after
25026 pass_create_structure_vars.
25028 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25030 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25031 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25032 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25033 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25034 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25035 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25036 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25037 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25038 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25039 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25040 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25041 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25042 * config/s390/s390.md (FP_ALL): New mode iterator.
25043 (_d): New mode attribute.
25044 ("*signbit<mode>2>"): Changed mode of first operand.
25045 ("isinf<mode>2"): Changed mode of first operand.
25046 ("*TDC_insn"): Adaptation for DFP modes.
25048 2008-01-22 Ben Elliston <bje@au.ibm.com>
25050 * tree.c (check_qualified_type): Improve function description.
25052 2008-01-21 Jason Merrill <jason@redhat.com>
25055 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25056 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25059 2008-01-21 DJ Delorie <dj@redhat.com>
25061 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25064 2008-01-21 Richard Guenther <rguenther@suse.de>
25066 PR middle-end/34856
25067 * tree-cfg.c (verify_expr): Allow all invariant expressions
25068 instead of just constant class ones as reference argument.
25069 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25070 like any other constant.
25071 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25073 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25075 * regmove.c (fixup_match_1): Update call crossed frequencies.
25077 2008-01-21 Richard Guenther <rguenther@suse.de>
25080 * tree-inline.c (setup_one_parameter): Deal with mismatched
25081 types using a VIEW_CONVERT_EXPR.
25083 2008-01-21 Alon Dayan <alond@il.ibm.com>
25084 Olga Golovanevsky <olga@il.ibm.com>
25086 PR tree-optimization/34701
25087 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25088 when the structure size is not a power of 2.
25090 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25092 * doc/install.texi: Add doc for --enable-checking=df.
25094 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25096 PR rtl-optimization/34808
25097 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25099 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25101 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25104 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25106 PR rtl-optimization/26854
25107 PR rtl-optimization/34400
25108 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25110 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25111 (df_rd_bb_info.expanded_lr_out): New.
25112 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25113 * loop_iv.c (iv_analysis_loop_init): Ditto.
25114 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25115 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25116 Added code to allocate, initialize or free expanded_lr_out.
25117 (df_rd_bb_local_compute_process_def): Restructured to make
25118 more understandable.
25119 (df_rd_confluence_n): Add code to do nothing with fake edges and
25120 code to no apply invalidate_by_call sets if the sets are being trimmed.
25121 (df_lr_local_finalize): Renamed to df_lr_finalize.
25122 (df_live_local_finalize): Renamed to df_live_finalize.
25124 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25127 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25128 deciding whether to use reciprocal instructions.
25130 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25132 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25133 dwarf2out_note_section_used if cold_text_section is NULL.
25135 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25137 PR gcov-profile/34610
25138 * tree-cfg.c (make_edges): Mark both outgoing edges from
25139 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25140 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25141 from OMP_FOR and OMP_CONTINUE outgoing edges.
25143 * tree-profile.c (tree_profiling): Return early if
25144 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25146 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25147 from cfun to child_cfun.
25148 * function.h (struct function): Add after_tree_profile bit.
25150 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25152 * config/avr/avr.S (_exit): Disable interrupt.
25154 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25155 Steven Bosscher <stevenb.gcc@gmail.com>
25157 PR rtl-optimization/26854
25158 PR rtl-optimization/34400
25159 * df-problems.c (df_live_scratch): New scratch bitmap.
25160 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25161 (df_live_reset): Clear the proper bitmaps.
25162 (df_live_bb_local_compute): Only process the artificial defs once
25163 since the order is not important.
25164 (df_live_init): Init the df_live sets only with the variables
25165 found live by df_lr.
25166 (df_live_transfer_function): Use the df_lr sets to prune the
25167 df_live sets as they are being computed.
25168 (df_live_free): Free df_live_scratch.
25170 2008-01-18 Ian Lance Taylor <iant@google.com>
25172 * common.opt: Add fmerge-debug-strings.
25173 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25174 flag_merge_debug_strings rather than flag_merge_constants.
25175 * doc/invoke.texi (Option Summary): Mention
25176 -fmerge-debug-strings.
25177 (Debugging Options): Document -fmerge-debug-strings.
25179 2008-01-18 Ian Lance Taylor <iant@google.com>
25182 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25183 (struct tree_function_decl): Add new field operator_new_flag.
25184 * tree-inline.c (expand_call_inline): When inlining a call to
25185 operator new, force the return value to go into a variable, and
25186 set DECL_NO_TBAA_P on that variable.
25187 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25189 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25192 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25193 DWARF2_DEBUGGING_INFO.
25194 (dwarf2out_note_section_used): Ditto. Add prototype.
25195 (have_multiple_function_sections, text_section_used,
25196 cold_text_section_used, *cold_text_sections): Move declarations
25199 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25201 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25202 field and add signal_ra.
25203 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25204 assignments to frame state pc. Move end of stack check after
25205 MD_FALLBACK_FRAME_STATE_FOR.
25206 (uw_update_context_1): Use frame state signal_regs if set, instead
25207 of checking signal_frame flag.
25208 (uw_update_context): Use frame state signal_ra if set.
25209 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25210 * config/xtensa/linux-unwind.h: New file.
25212 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25214 * modulo-sched.c (get_sched_window): Fix comment typo.
25216 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25218 PR tree-optimization/34648
25219 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25221 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25223 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25224 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25226 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25228 PR rtl-optimization/34400
25229 * df-core.c (df_worklist_dataflow_overeager,
25230 df_worklist_dataflow_doublequeue): New functions.
25231 (df_worklist_dataflow): Two different worklist solvers.
25232 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25235 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25238 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25239 and ftree-parallelize-loops.
25241 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25243 PR rtl-optimization/34826
25244 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25246 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25248 * global.c (find_reg): Mark the eh regs as used if necessary.
25249 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25250 * ra.h (struct allocno): no_eh_reg field added. Changed
25251 no_stack_reg type to bitfield.
25253 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25255 * tree.c (substitute_in_expr): Add missing 'break'.
25257 2008-01-17 Richard Guenther <rguenther@suse.de>
25259 PR tree-optimization/34825
25260 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25261 x / x as division to handle.
25263 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25265 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25266 "-pthread" is specified.
25267 * pa-hpux11.h (LIB_SPEC): Likewise.
25269 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25270 Peter Bergner <bergner@vnet.ibm.com>
25272 PR rtl-optimization/33796
25273 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25275 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25277 PR libgfortran/34699
25278 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25280 * pa-hpux10.h (LINK_SPEC): Likewise.
25281 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25283 2008-01-16 Richard Guenther <rguenther@suse.de>
25285 PR middle-end/32628
25286 * fold-const.c (fold_convert_const_int_from_int): Do not
25287 set overflow if that occured only because of a sign extension
25288 change when converting from/to a sizetype with the same
25289 precision and signedness.
25291 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25294 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25295 location address to the correct place. Update copyright year.
25297 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25299 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25300 no dependences in the dependence_relations vector.
25302 2008-01-16 Jan Hubicka <jh@suse.cz>
25304 PR rtl-optimization/31396
25305 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25306 * cfg.c (dump_reg_info): Print it.
25307 * regs.h (struct reg_info_t): add freq_calls_crossed.
25308 (REG_FREQ_CALLS_CROSSED): New macro.
25309 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25310 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25311 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25312 regmove_optimize): Update call crossed frequencies.
25313 * local-alloc.c (struct qty): Add freq_calls_crossed.
25314 (alloc_qty): Copute freq_calls_crossed.
25315 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25316 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25317 * ra.h (struct allocno): Add freq_calls_crossed.
25319 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25321 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25322 libgomp when compiling with ftree-parallelize-loops.
25323 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25325 2008-01-16 Richard Guenther <rguenther@suse.de>
25327 PR tree-optimization/34769
25328 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25329 * tree.c (int_cst_value): Instead make this function more
25330 permissive in what it accepts as valid input. Document this
25331 function always sign-extends the value.
25333 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25334 Richard Guenther <rguenther@suse.de>
25337 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25338 (gimple_fold_indirect_ref_rhs): ... this.
25339 (gimple_fold_indirect_ref): New function with foldings
25340 that preserve lvalueness.
25341 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25342 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25343 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25344 to fold an INDIRECT_REF, fall back to the old use of
25345 fold_indirect_ref_1.
25347 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25349 * tree-data-ref.c (subscript_dependence_tester_1): Call
25350 free_conflict_function.
25351 (compute_self_dependence): Same.
25353 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25356 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25357 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25359 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25360 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25361 for DWARF2_UNWIND_INFO targets.
25363 2008-01-16 Richard Guenther <rguenther@suse.de>
25366 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25367 type qualifiers for function types.
25369 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25371 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25372 loop_iterator li from previous commit.
25374 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25376 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25378 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25380 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25381 (parallelize_loops): Don't parallelize irreducible components.
25383 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25386 * c-opts (c_common_post_options): Do not enable CPP
25387 flag_pedantic_errors by default.
25389 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25391 PR rtl-optimization/31944
25392 * cse.c (remove_pseudo_from_table): New function.
25393 (merge_equiv_classes): Use above function to remove pseudo-registers.
25394 (invalidate): Likewise.
25396 2008-01-13 Richard Guenther <rguenther@suse.de>
25398 PR middle-end/34601
25399 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25400 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25402 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25404 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25405 validate_change to unshare the source of the PC set.
25407 2008-01-12 Jan Hubicka <jh@suse.cz>
25409 PR middle-end/32135
25410 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25411 references above array bounds. This might trigger bounds checks for
25412 pointers to arrays.
25414 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25416 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25417 new_replaceable_dependencies.
25419 2008-01-12 Doug Kwan <dougkwan@google.com>
25421 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25422 instead of OPT_Wreturn_type in warning due to ignored return type
25424 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25425 options included in -Wextra.
25426 * c.opt: New option -Wignored_qualifiers.
25427 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25428 -Wignore_qualifiers.
25429 (-Wignored-qualifiers): Document.
25430 (-Wreturn-type): Remove description of functionality now handled
25431 by -Wignored-qualifiers.
25433 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
25436 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
25437 NOP_EXPR if it is between integral types with the same precision.
25439 2008-01-12 Jan Hubicka <jh@suse.cz>
25442 * invoke.texi (max-inline-recursive-depth): Fix default value.
25444 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
25446 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
25449 2008-01-11 Bob Wilson <bob.wilson@acm.org>
25451 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
25453 2008-01-11 James E. Wilson <wilson@specifix.com>
25456 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
25458 2008-01-11 Anatoly Sokolov <aesok@post.ru>
25460 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
25461 save/restore frame pointer register and don't use 'call-prologues'
25462 optimization in function with "OS_task" attribute.
25464 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
25466 PR middle-end/31309
25467 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
25468 when copying to memory.
25470 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
25472 PR rtl-optimization/30905
25473 * cfgcleanup.c: Include dce.h
25474 (crossjumps_occured): New global variable.
25475 (try_crossjump_bb): Exit loop after finding a fallthru edge.
25476 If something changed, set crossjumps_occured to true.
25477 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
25478 Don't add/remove fake edges to exit here...
25479 (cleanup_cfg): ...but do it here, when crossjumping.
25480 Run a fast DCE when successful crossjumps occured in the latest
25481 iteration of try_optimize_cfg.
25483 2008-01-11 Richard Guenther <rguenther@suse.de>
25485 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
25486 (struct vn_unary_op_s): Likewise.
25487 (vn_reference_insert): Free old reference on hash collision.
25489 2008-01-10 Raksit Ashok <raksit@google.com>
25491 PR rtl-optimization/27971
25492 * combine.c (find_split_point): Split PLUS expressions which are
25493 inside a MEM rtx, and whose first operand is complex.
25495 2008-01-10 DJ Delorie <dj@redhat.com>
25497 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
25498 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
25499 (m32c_hard_regno_ok): Call the underlying function.
25501 2008-01-10 Richard Guenther <rguenther@suse.de>
25503 PR middle-end/34683
25504 * tree-cfg.c (tree_merge_blocks): Do not go through the
25505 full-blown folding and stmt updating path if we just deal
25506 with virtual operands.
25507 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
25508 test for abnormal SSA_NAMEs.
25510 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
25512 PR middle-end/34641
25513 * reload.c (push_reload): Add assertions. All constants from
25514 reg_equiv_constant should have been used for replacing the respective
25516 (find_reloads_address): Invoke find_reloads_address_part for
25517 constant taken from the reg_equiv_constant array.
25519 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
25521 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
25522 field (valnum) the first in the struct. Replace bools with
25525 2008-01-10 Richard Guenther <rguenther@suse.de>
25527 PR tree-optimization/34651
25528 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
25529 types and ordering for masking and converting.
25531 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
25533 PR tree-optimization/34017
25534 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
25535 also for PHI_NODE expressions.
25537 2008-01-09 Jan Hubicka <jh@suse.cz>
25539 PR tree-optimization/34708
25540 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
25541 based on number of case labels.
25542 (init_inline_once): Remove switch_cost.
25543 * tree-inline.h (eni_weights_d): Remove switch_cost.
25545 2008-01-09 Richard Guenther <rguenther@suse.de>
25546 Andrew Pinski <andrew_pinski@playstation.sony.com>
25548 PR middle-end/30132
25549 * gimplify.c (gimplify_cond_expr): Do not create an addressable
25550 temporary if an rvalue is ok or an lvalue is not required.
25552 2008-01-09 Richard Guenther <rguenther@suse.de>
25554 PR middle-end/34458
25555 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
25556 adjust return type.
25558 2008-01-09 Richard Guenther <rguenther@suse.de>
25560 PR middle-end/34679
25561 * tree.c (host_integerp): Check for sizetype only if the
25562 type is an integer type.
25564 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
25567 * opts.c (decode_options): Disable inlining of functions called
25568 once if not in unit-at-a-time mode.
25570 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
25572 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
25574 2008-01-08 Richard Guenther <rguenther@suse.de>
25576 PR middle-end/31863
25577 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
25578 out early if the result will be unused.
25580 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25585 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25586 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25589 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
25591 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
25592 for vectorization tuned.
25594 2008-01-08 Richard Guenther <rguenther@suse.de>
25596 PR tree-optimization/34683
25597 * tree-ssa-operands.c (operand_build_cmp): Export.
25598 * tree-ssa-operands.h (operand_build_cmp): Declare.
25599 * tree-vn.c (vuses_compare): Remove.
25600 (sort_vuses): Use operand_build_cmp.
25601 (sort_vuses_heap): Likewise.
25602 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
25603 to re-use old VEC if available. Do not sort already sorted VUSEs.
25604 (vdefs_to_vec): Do not sort already sorted VDEFs.
25606 2008-01-08 Jakub Jelinek <jakub@redhat.com>
25608 PR middle-end/34694
25609 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
25611 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25614 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
25615 limitations of reciprocal sequences on x86 targets.
25617 2008-01-08 Richard Guenther <rguenther@suse.de>
25619 PR tree-optimization/34683
25620 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
25622 2008-01-07 Jakub Jelinek <jakub@redhat.com>
25625 * config/darwin.c (darwin_mergeable_string_section): Don't use
25626 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
25628 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
25631 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
25632 negxf2. Macroize expander using X87MODEF mode iterator. Change
25633 predicates of op0 and op1 to register_operand.
25634 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
25635 expander using X87MODEF mode iterator. Change predicates of
25636 op0 and op1 to register_operand.
25637 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
25638 corresponding patterns and macroize using MODEF macro. Change
25639 predicates of op0 and op1 to register_operand and remove
25640 "m" constraint. Disparage "r" alternative with "!".
25641 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
25642 macroize using X87MODEF macro. Change predicates of op0 and op1
25643 to register_operand and remove "m" constraint. Disparage "r"
25644 alternative with "!".
25645 (absneg splitter with memory operands): Remove.
25646 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
25647 patterns and macroize using X87MODEF mode iterator.
25648 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
25649 Change predicate of op1 to register_operand.
25650 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
25651 for memory operands.
25653 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
25655 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
25657 2008-01-07 Richard Guenther <rguenther@suse.de>
25659 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
25662 2008-01-07 Richard Guenther <rguenther@suse.de>
25664 PR tree-optimization/34683
25665 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
25666 VOPs of the needed size to save memory. Use VEC_quick_push
25667 to save compile-time.
25668 (vdefs_to_vec): Likewise.
25670 2008-01-07 Sa Liu <saliu@de.ibm.com>
25672 * config/spu/spu.md (divdf3): Genetate inline code for double
25673 division. The implementation doesn't handle INF or NAN, therefore it
25674 only applies when -ffinite-math-only is given.
25676 2008-01-06 Paolo Carlini <pcarlini@suse.de>
25679 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
25680 * doc/cpp.texi ([Common Predefined Macros]): Document.
25682 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
25684 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
25685 order to use commutative addition instead of subtraction.
25687 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25688 Mircea Namolaru <namolaru@il.ibm.com>
25689 Vladimir Yanovsky <yanov@il.ibm.com>
25690 Revital Eres <eres@il.ibm.com>
25692 PR tree-optimization/34263
25693 * tree-outof-ssa.c (process_single_block_loop_latch,
25694 contains_tree_r): New functions.
25695 (analyze_edges_for_bb): Call process_single_block_loop_latch
25696 function to empty single-basic-block latch block if possible.
25698 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25700 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25702 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
25704 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25706 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
25708 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25710 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
25712 2008-01-05 Jakub Jelinek <jakub@redhat.com>
25714 PR tree-optimization/34618
25715 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
25718 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25721 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
25722 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
25723 Update copyright year.
25725 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
25726 Update copyright year.
25727 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
25730 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
25732 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
25733 edge does not point to current bb before changing need_assert.
25735 2008-01-04 Richard Guenther <rguenther@suse.de>
25737 PR middle-end/34029
25738 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
25739 for verifying purposes if they are is_gimple_min_invariant.
25741 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
25743 PR tree-optimization/34448
25744 PR tree-optimization/34465
25745 * gimplify.c (gimplify_init_constructor): Add new parameter
25746 notify_temp_creation. Use it.
25747 (gimplify_modify_expr_rhs): Take volatiles into account when
25748 optimizing constructors.
25749 Do not optimize constructors if gimplify_init_constructor will dump to
25751 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
25752 * gcc.c-torture/compile/pr34448.c: New.
25754 2008-01-04 Jakub Jelinek <jakub@redhat.com>
25756 PR gcov-profile/34609
25757 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
25758 return_slot if result is TREE_ADDRESSABLE.
25760 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
25762 * config/mips/mips.md (sqrt_condition): Tweak comment.
25763 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
25765 2008-01-03 Tom Tromey <tromey@redhat.com>
25768 * c-common.c (c_type_hash): Handle VLAs.
25770 2008-01-03 Jan Hubicka <jh@suse.cz>
25772 PR tree-optimization/31081
25773 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
25774 0 when inlining and not inlining to first basic block.
25775 (remap_decl): When var is initialized to 0, don't set default_def.
25776 (expand_call_inline): Set entry_bb.
25777 * tree-inline.h (copy_body_data): Add entry_bb.
25779 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25782 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
25785 PR tree-optimization/29484
25786 * tree-inline.c (inline_forbidden_p_2): New function.
25787 (inline_forbidden_p): Disallow inlining if some static var
25788 has an address of a local LABEL_DECL in its initializer.
25789 * doc/extend.texi (Labels as Values): Document &&foo behaviour
25792 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
25794 PR tree-optimization/34635
25795 * tree-data-ref.c (add_other_self_distances): Make sure that the
25796 evolution step is constant.
25798 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25800 PR middle-end/34608
25801 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
25803 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
25805 * tree-sra.c (scalarize_init): Insert the generate_element_init
25806 statements after the generate_element_zero statements.
25808 2008-01-02 Richard Guenther <rguenther@suse.de>
25810 PR middle-end/34093
25811 PR middle-end/31976
25812 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
25813 for very large number of operands instead of ICEing.
25815 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
25818 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
25819 while stack probing.
25821 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
25823 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
25826 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
25828 PR libmudflap/26442
25829 * tree-mudflap.c (mx_register_decls): Guard warning by
25830 !DECL_ARTIFICIAL check.
25832 2008-01-01 Jakub Jelinek <jakub@redhat.com>
25834 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
25835 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
25836 sse5_perm<mode>): Fix constraints.