1 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
3 * config/mips/mips.c (mips_canonicalize_move_class): New function.
4 (mips_move_to_gpr_cost): Likewise.
5 (mips_move_from_gpr_cost): Likewise.
6 (mips_register_move_cost): Make more fine-grained.
8 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
10 * graphite.c (graphite_apply_transformations): Check for
12 * toplev.c (process_options): Add graphite_identity.
13 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
15 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
17 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
18 mulhisihl and mulhisihh builtins.
20 From Jie Zhang <jie.zhang@analog.com>
21 * config/bfin/bfin.md (composev2hi): Put operands into vector
24 2008-10-22 Chao-ying Fu <fu@mips.com>
26 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
28 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
30 From Mike Frysinger <michael.frysinger@analog.com>
31 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
32 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
33 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
34 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
35 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
36 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
37 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
38 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
39 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
40 __ADSPBF51x__ for all of them.
41 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
42 -mcpu bf512, bf514, bf516, and bf518.
43 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
44 bf512-none, bf514-none, bf516-none, and bf518-none.
45 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
46 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
47 * doc/invoke.texi (Blackfin Options): Document that
48 -mcpu now accepts bf512, bf514, bf516, and bf518.
50 2008-10-22 Jakub Jelinek <jakub@redhat.com>
53 * fold-const.c (build_range_type): For 1 .. signed_max
54 range call build_nonstandard_inter_type if signed_type_for
55 returned a type with bigger precision.
57 2008-10-22 Richard Guenther <rguenther@suse.de>
59 * tree.def (COMPLEX_TYPE): Constrain element type.
60 * tree.c (build_complex_type): Assert that.
61 * tree-ssa-structalias.c (could_have_pointers): Complex types
64 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
67 * c-typeck.c (convert_for_assignment): Do not give declaration's
68 location for builtins. Spell out which type was expected and which
71 2008-10-22 Nick Clifton <nickc@redhat.com>
73 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
74 the fdpic register to be a target when running in fdpic mode.
76 2008-10-22 Rafael Espindola <espindola@google.com>
78 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
79 newly created statements.
81 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
84 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
85 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
86 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
88 2008-10-22 Jakub Jelinek <jakub@redhat.com>
91 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
92 Adjust -mcmodel=medium description for 2005-07-31 changes.
94 2008-10-22 Jan Hubicka <jh@suse.cz>
95 Jakub Jelinek <jakub@redhat.com>
98 * doc/invoke.texi: Remove references to obsoleted -d dumps.
100 2008-10-21 Richard Henderson <rth@redhat.com>
103 * emit-rtl.c (get_spill_slot_decl): Export.
104 * emit-rtl.h (get_spill_slot_decl): Declare.
105 * var-tracking.c (vt_add_function_parameters): Relax assertion
106 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
108 2008-10-21 Bob Wilson <bob.wilson@acm.org>
110 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
111 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
114 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
117 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
118 processed by get_maxval_strlen.
120 2008-10-21 David Edelsohn <edelsohn@gnu.org>
123 * tree.c (get_file_function_name): Copy first_global_object_name.
124 Centralize call to clean_symbol_name.
126 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
128 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
129 * config/svr4.h (SVR4_ASM_SPEC): New.
130 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
131 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
133 * doc/invoke.texi (Option Summary): Add -T to linker options.
134 (Link Options): Document -T.
136 2008-10-21 Jakub Jelinek <jakub@redhat.com>
138 * tree-inline.c (tree_inlinable_function_p): Remove tuples
141 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from
145 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
147 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
149 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
152 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
154 * doc/install.texi: Fix typos in previous patch.
156 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
158 * doc/install.texi: Document in-tree building of gcc and mpfr.
160 2008-10-19 Richard Guenther <rguenther@suse.de>
162 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
164 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
167 * c-decl.c (finish_enum): Convert non-integer enumerators to enum
169 (build_enumerator): Convert enumerators that fit in integer to
172 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
174 * config/i386/i386.md (unnamed peephole2): Do not force memory
175 operands of arith or logical instructions into registers for
176 non-TARGET_READ_MODIFY targets.
178 (ffs_cmove): Change operand 0 predicate to register_operand.
179 Change operand 1 predicate to nonimmediate_operand.
181 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
183 2008-10-18 Richard Guenther <rguenther@suse.de>
185 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
186 VIEW_CONVERT_EXPR case against invalid gimple.
188 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
190 * c-parser.c (c_parser_binary_expression): Silence the
191 uninitialized variable warning emitted for binary_loc.
193 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
195 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
198 2008-10-16 Joseph Myers <joseph@codesourcery.com>
201 * c-typeck.c (build_unary_op): Use omit_one_operand for
202 IMAGPART_EXPR of real argument.
204 2008-10-16 Jakub Jelinek <jakub@redhat.com>
206 PR tree-optimization/37664
207 * fold-const.c (fold_binary): When optimizing comparison with
208 highest or lowest type's value, don't consider TREE_OVERFLOW.
210 2008-10-16 David Edelsohn <edelsohn@gnu.org>
213 * Makefile.in (coverage.o): Depend on $(TM_P_H).
214 * coverage.c: Include tm_p.h.
215 * config/rs6000/x-aix (jc1): Override LDFLAGS.
216 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
217 dollar signs from PREFIX.
218 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
219 instead of manual strip_name_encoding.
221 2008-10-16 Richard Guenther <rguenther@suse.de>
224 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
225 volatile qualified functions or methods as relevant.
227 2008-10-16 Jakub Jelinek <jakub@redhat.com>
229 PR tree-optimization/37525
230 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
231 sizetype unsigned constants, both in the case of C and bounds.
233 2008-10-15 Jan Hubicka <jh@suse.cz>
235 * ira-emit.c (change_regs): Return false when replacing reg by
238 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
241 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
242 HARD_REGNO_CALL_PART_CLOBBERED.
244 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
247 * ira-lives.c (mark_early_clobbers): Remove.
248 (make_pseudo_conflict, check_and_make_def_use_conflicts,
249 check_and_make_def_conflicts,
250 make_early_clobber_and_input_conflicts,
251 mark_hard_reg_early_clobbers): New functions.
252 (process_bb_node_lives): Call
253 make_early_clobber_and_input_conflicts and
254 mark_hard_reg_early_clobbers. Make hard register inputs live again.
256 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
257 early clobbers of pseudo-registers.
259 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
262 * ira-build.c (ira_flattening): Recalculate
263 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
264 from the scratch instead of the propagation.
266 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
268 * doc/rtl.texi (const_double): Remove the "addr" operand.
269 Describe CONST_DOUBLE_* macros under const_double rather
271 (const_fixed): Fix the operand description.
272 (const): Add an @findex directive.
273 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
274 after the constant rtl table.
275 (fix): Combine floating-point and fixed-point descriptions.
277 * sched-deps.c (sched_analyze_2): Remove reference to
280 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
282 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
284 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
285 for UNSPEC_GOTSYM_OFFs.
286 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
287 (add_GOT_to_pic_reg): Use it.
288 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
290 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
291 Harsha Jagasia <harsha.jagasia@amd.com>
293 PR tree-optimization/37485
294 * graphite.c (gmp_cst_to_tree): Moved.
295 (iv_stack_entry_is_constant): New.
296 (iv_stack_entry_is_iv): New.
297 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
298 (loop_iv_stack_insert_constant): New.
299 (loop_iv_stack_pop): Use new datatpype.
300 (loop_iv_stack_get_iv): Same.
301 (loop_iv_stack_get_iv_from_name): Same.
302 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
303 (loop_iv_stack_patch_for_consts): New.
304 (loop_iv_stack_remove_constants): New.
305 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
306 (translate_clast): Call loop_iv_stack_patch_for_consts and
307 loop_iv_stack_remove_constants.
308 (gloog): Use new datatype. Redirect construction edge to end
309 block to avoid accidental deletion.
310 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
312 (union iv_stack_entry_data): New. Data in iv stack entry.
313 (struct iv_stack_entry): New. Datatype for iv stack entries.
315 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
317 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
318 * graphite.c (free_scop): Same.
320 (free_scattering): New.
321 (build_cloog_prog): Call free_scattering.
322 (patch_phis_for_virtual_defs): Fix memleak.
323 (graphite_trans_bb_strip_mine): Same.
326 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
327 Harsha Jagasia <harsha.jagasia@amd.com>
329 PR tree-optimization/37828
330 * graphite.c (graphite_trans_loop_block): Do not loop block
333 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
335 PR tree-optimization/37686
336 * tree-loop-linear.c (linear_transform_loops): Build a
337 loop nest vector. Pass it to lambda_compute_access_matrices.
338 * tree-data-ref.h (struct access_matrix): Store the loop nest
339 relative to which it encodes the information.
340 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
341 (am_vector_index_for_loop): Reimplemented: iterate over the
342 loop nest for finding the loop index in the access matrix.
343 (lambda_compute_access_matrices): Update declaration.
344 * lambda-code.c (build_access_matrix): Pass the loop nest and
346 (lambda_compute_access_matrices): Same.
348 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
350 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
351 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
352 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
353 already implies hard float. Also fix several insn condition
354 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
356 2008-10-15 David Edelsohn <edelsohn@gnu.org>
359 Based on patches by Laurent Vivier.
360 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
361 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
362 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
363 dollar sign to underscore.
364 (ASM_OUTPUT_EXTERNAL): Same.
365 (ASM_OUTPUT_LABELREF): New.
366 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
368 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
369 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
370 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
371 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
373 2008-10-15 Jakub Jelinek <jakub@redhat.com>
375 PR tree-optimization/36881
376 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
377 that each value doesn't need runtime relocations, for !flag_pic
378 check that each value is just a valid initializer constant.
380 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
382 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
383 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
384 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
385 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
387 (REG_CLASS_NAMES): Update accordingly.
388 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
389 rather than an unpredictable descriptive string.
390 * config/mips/mips.c (mips_register_move_cost): Remove comment.
391 (mips_register_move_cost): Check for specific COP*_REGS classes,
392 instead of ALL_COP_AND_GR_REGS.
393 (mips_ira_cover_classes): New function.
394 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
395 (TARGET_IRA_COVER_CLASSES): Define.
397 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
400 * tree.c (build_type_attribute_qual_variant): Hash on the
401 unqualified type, and don't overwrite an existing
402 (type_hash_eq): Make the TYPE_NAME of the types significant, to
403 allow distinguishing between wchar_t and its underlying type. This
404 also means that we'll retain a little more typedef information.
406 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
407 Dmitry Melnik <dm@ispras.ru>
408 Dmitry Zhurikhin <zhur@ispras.ru>
409 Alexander Monakov <amonakov@ispras.ru>
410 Maxim Kuvyrkov <maxim@codesourcery.com>
412 * target.h (struct gcc_target): Update prototypes of needs_block_p
414 * haifa-sched.c (create_check_block_twin): Update calls to the above.
415 * sel-sched.c (create_speculation_check): Likewise.
416 * doc/tm.texi: Provide documentation for new target hooks.
418 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
419 (ia64_gen_spec_insn): Removed.
420 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
421 ia64_gen_spec_check): New static functions.
422 (ia64_alloc_sched_context, ia64_init_sched_context,
423 ia64_set_sched_context, ia64_clear_sched_context,
424 ia64_free_sched_context, ia64_get_insn_spec_ds,
425 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
426 (ia64_needs_block_p): Change prototype.
427 (ia64_gen_check): Rename to ia64_gen_spec_check.
428 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
429 into declaration, add special memory dependencies handling.
430 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
431 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
432 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
433 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
434 Define new target hooks.
435 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
436 (ia64_optimization_options): Turn on selective scheduling with -O3,
437 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
438 with selective scheduling.
439 (ia64_override_options): Initialize align_loops and align_functions
440 to 32 and 64, respectively. Set global selective scheduling flags
441 according to target-dependent flags.
442 (rtx_needs_barrier): Support UNSPEC_LDS_A.
443 (group_barrier_needed): Use new mstop-bit-before-check flag.
445 (dfa_state_size): Make global.
446 (spec_check_no, max_uid): Remove.
447 (mem_ops_in_group, current_cycle): New variables.
448 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
449 Initialize new variables.
450 (is_load_p, record_memory_reference): New functions.
451 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
453 (ia64_variable_issue): Change use of current_sched_info to
454 sched_deps_info. Update comment. Note if a load or a store is issued.
455 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
456 advance if maximal number of loads or stores was issued on current
458 (scheduled_good_insn): New static helper function.
459 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
460 a group barrier is needed. Fix vertical spacing. Guard the code
461 doing state transition with last_scheduled_insn check.
462 Mark that a stop bit should be before current insn if there was a
463 cycle advance. Update current_cycle and mem_ops_in_group.
464 (ia64_h_i_d_extended): Change use of current_sched_info to
465 sched_deps_info. Reallocate stops_p by larger chunks.
466 (struct _ia64_sched_context): New structure.
467 (ia64_sched_context_t): New typedef.
468 (ia64_alloc_sched_context, ia64_init_sched_context,
469 ia64_set_sched_context, ia64_clear_sched_context,
470 ia64_free_sched_context): New static functions.
471 (gen_func_t): New typedef.
472 (get_spec_load_gen_function): New function.
473 (SPEC_GEN_EXTEND_OFFSET): Declare.
474 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
475 (get_mode_no_for_insn): Change the condition that prevents use of
476 special hardware registers so it can now handle pseudos.
477 (get_spec_unspec_code): New function.
478 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
479 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
480 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
481 during selective scheduling.
482 (ia64_speculate_insn): Use ds_get_speculation_types when
483 determining whether we need to change the pattern.
484 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
485 (ia64_spec_check_src_p): Support new speculation/check codes.
486 (struct bundle_state): New field.
487 (issue_nops_and_insn): Initialize it.
488 (insert_bundle_state): Minimize mid-bundle stop bits.
489 (important_for_bundling_p): New function.
490 (get_next_important_insn): Use important_for_bundling_p.
491 (bundling): When shifting TImode from unimportant insns, ignore
492 also group barriers. Assert that best state is found before
493 the backward bundling pass. Print number of mid-bundle stop bits.
494 Minimize mid-bundle stop bits. Check correct calculation of
495 mid-bundle stop bits.
496 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
497 (final_emit_insn_group_barriers): Emit stop bits before insns starting
499 (sel2_run): New variable.
500 (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
501 scheduling pass instead of schedule_ebbs.
503 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
504 (UNSPEC_LDS_A): New UNSPEC.
505 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
506 movti_internal, movsf_internal, movdf_internal,
507 movxf_internal): Make visible. Add speculable* attributes.
508 (output_c_nc): New mode attribute.
509 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
510 mov<mode>_nc, zero_extend<mode>di2_nc,
511 advanced_load_check_nc_<mode>): New insns.
512 (zero_extend*): Add speculable* attributes.
514 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
515 (msched-stop-bits-after-every-cycle): Likewise.
516 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
518 (msched-spec-verbose): Remove.
519 (msched-prefer-non-data-spec-insns,
520 msched-prefer-non-control-spec-insns,
521 msched-count-spec-in-critical-path,
522 msel-sched-dont-check-control-spec): Use Target Report Var
523 instead of Common Report Var.
525 * config/ia64/itanium2.md: Remove incorrect bypass.
527 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
529 2008-10-14 Jakub Jelinek <jakub@redhat.com>
532 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
535 2008-10-14 Ben Elliston <bje@au.ibm.com>
537 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
539 2008-10-13 Joseph Myers <joseph@codesourcery.com>
541 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
544 2008-10-13 Matthias Klose <doko@ubuntu.com>
546 * config/pa/linux-atomic.c: Work around missing header file
547 for hppa64-linux-gnu targets.
549 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
550 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
551 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
552 Grace Cao <grace_cao@playstation.sony.com>
554 * doc/invoke.texi (-mgen-cell-microcode): Document.
555 (-mwarn-cell-microcode): Document.
556 * cfglayout.c (locator_location): Export.
557 * rtl.h (locator_location): Define prototype.
558 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
560 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
561 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
562 (mwarn-cell-microcode): New option.
563 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
564 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
565 cell and not already set.
566 Turn off string instructions if not generating cell microcode.
567 (rs6000_final_prescan_insn): New function that warns about microcoded
569 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
570 * config/rs6000/rs6000.md
571 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
572 the instruction would have been microcoded on the Cell. Set cell_micro
573 to always on unnamed patterns for the string instructions.
574 (cell_micro): Update definition, remove load/store conditional
576 (sign_extend:DI): Define new pattern for non microcoded version.
577 (sign_extend:SI): Likewise.
578 (compare (div:P)): Set cell_micro to not.
579 (andsi3): Define as an expand.
580 (andsi3_mc): New pattern.
581 (andsi3_nomc): New pattern.
582 (andsi3_internal0_nomc): New pattern.
583 (andsi3_internal2): Rename to ...
584 (andsi3_internal2_mc): this and enable iff generating microcode.
585 (andsi3_internal3): Rename to ...
586 (andsi3_internal3_mc): this and enable iff generating microcode.
587 (andsi3_internal4): Enable iif generating microcode.
588 (andsi3_internal5): Rename to ..
589 (andsi3_internal5_mc): this and enable iff generating microcode.
590 (andsi3_internal5_nomc): New pattern.
591 (extzvdi_internal1): Enable iff generating microcode.
592 (extzvdi_internal2): Likewise.
593 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
594 (anddi3): Change to expand.
595 (anddi3_mc): Rename from anddi3.
596 (anddi3_no_mc): New pattern.
597 (anddi3_internal2): Rename to ..
598 (anddi3_internal2_mc): this and enable iff generating microcode.
599 (anddi3_internal2_nomc): New pattern.
600 (anddi3_internal3): Rename to ..
601 (anddi3_internal3_mc): this and enable iff generating microcode.
602 (anddi3_internal3_nomc): New pattern.
603 (movti_string): Set cell_micro to always if TARGET_STRING.
604 (stmsi8): Set cell_micro to always.
610 (stmsi8_power): Likewise.
611 (stmsi7_power): Likewise.
612 (stmsi6_power): Likewise.
613 (stmsi5_power): Likewise.
614 (stmsi4_power): Likewise.
615 (stmsi3_power): Likewise.
616 (movsi_update2): Enable iff generating microcode.
617 (movhi_update3): Likewise.
618 (lmw): Set cell_micro to always.
620 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
622 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
623 * config/s390/s390.c (machine_function): Remove
624 decomposed_literal_pool_addresses_ok_p.
625 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
626 the difference of two labels.
627 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
628 (s390_pool_offset): New function.
629 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
630 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
632 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
634 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
635 (powerpc*-*-linux-gnu*): Describe.
636 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
637 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
638 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
639 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
640 config/rs6000/e500crtres32gpr.asm,
641 config/rs6000/e500crtres64gpr.asm,
642 config/rs6000/e500crtres64gprctr.asm,
643 config/rs6000/e500crtrest32gpr.asm,
644 config/rs6000/e500crtrest64gpr.asm,
645 config/rs6000/e500crtresx32gpr.asm,
646 config/rs6000/e500crtresx64gpr.asm,
647 config/rs6000/e500crtsav32gpr.asm,
648 config/rs6000/e500crtsav64gpr.asm,
649 config/rs6000/e500crtsav64gprctr.asm,
650 config/rs6000/e500crtsavg32gpr.asm,
651 config/rs6000/e500crtsavg64gpr.asm,
652 config/rs6000/e500crtsavg64gprctr.asm: Use it.
653 * config/rs6000/crtsavres.asm: Really remove.
655 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
658 * c-format.c (convert_format_name_to_system_name): Use
659 TARGET_OVERRIDES_FORMAT_INIT.
660 * config.gcc (extra_options): Add for mingw targets mingw.opt.
661 * config/i386/mingw.opt: New.
662 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
663 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
664 (ms_printf_length_specs): Removed const specifier.
665 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
666 * doc/invoke.texi (Wno-pedantic-ms-format): New.
668 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
670 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
671 * doc/install.texi: Bump recommended MPFR to 2.3.2.
673 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
676 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
677 sure that ref has valid bb.
679 2008-10-12 Richard Henderson <rth@redhat.com>
682 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
683 * alias.c (value_addr_p, stack_addr_p): Remove.
684 (nonoverlapping_memrefs_p): Remove IRA special case.
685 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
686 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
687 * reload1.c (alter_reg): Use it.
689 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
691 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
692 of registers instead of eax, ebx, ecx and edx. Use for loop
693 and check register for non-zero value before the call
694 to decode_caches_intel.
696 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
698 PR rtl-optimization/37448
699 * df.h: (df_ref_class): New enum.
700 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
701 (struct df_ref): Replaced with union df_ref_d.
702 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
703 New members of df_ref_d union.
704 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
705 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
706 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
707 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
708 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
709 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
710 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
711 (df_scan_bb_info, df_bb_regno_first_def_find,
712 df_bb_regno_last_def_find, df_find_def, df_find_use,
713 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
714 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
715 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
716 df_get_artificial_defs, df_get_artificial_uses, union_defs)
717 Replaced struct df_ref * with df_ref.
718 * df-scan.c (df_collection_rec, df_null_ref_rec,
719 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
720 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
721 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
722 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
723 df_reorganize_refs_by_reg_by_reg,
724 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
725 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
726 df_sort_and_compress_refs, df_install_ref, df_install_refs,
727 df_ref_record, df_get_conditional_uses, df_get_call_refs,
728 df_bb_refs_record, df_exit_block_uses_collect,
729 df_record_exit_block_uses, df_reg_chain_mark,
730 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
731 df_ref * with df_ref.
732 (df_ref_record, df_uses_record, df_ref_create_structure): Added
733 df_ref_class parameter.
734 (df_scan_problem_data): Added new pools for different types of refs.
735 (df_scan_free_internal, df_scan_alloc, df_free_ref,
736 df_ref_create_structure): Processed new ref pools.
737 (df_scan_start_dump): Added counts of refs and insns.
738 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
739 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
740 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
741 code to pass df_ref_class down to ref creation functions.
742 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
743 df_reg_chain_mark): Use macros to hide references to df_refs.
744 (df_ref_chain_change_bb): Removed.
745 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
746 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
747 Enhanced to understand df_ref union structure.
748 * fwprop.c (local_ref_killed_between_p, use_killed_between,
749 all_uses_available_at, update_df, try_fwprop_subst,
750 forward_propagate_subreg, forward_propagate_and_simplify,
751 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
752 df_ref * with df_ref.
753 (use_killed_between, all_uses_available_at): Use macros to hide
754 references to df_refs.
755 * regstat.c (regstat_bb_compute_ri,
756 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
758 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
759 see_handle_relevant_refs, see_analyze_one_def,
760 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
761 struct df_ref * with df_ref.
762 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
763 global_conflicts): Replaced struct df_ref * with df_ref.
764 * ddg.c (create_ddg_dep_from_intra_loop_link,
765 add_cross_iteration_register_deps, build_inter_loop_deps):
766 Replaced struct df_ref * with df_ref.
767 (create_ddg_dep_from_intra_loop_link,
768 add_cross_iteration_register_deps): Use macros to hide references
770 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
771 df_ref * with df_ref.
772 * df-core.c (df_bb_regno_first_def_find,
773 df_bb_regno_last_def_find, df_find_def, df_find_use,
774 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
775 debug_df_ref): Replaced struct df_ref * with df_ref.
776 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
777 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
779 * web.c (union_defs, entry_register, replace_ref, web_main):
780 Replaced struct df_ref * with df_ref.
781 (union_defs, replace_ref): Use macros to hide references to df_refs.
782 * global.c (compute_regs_asm_clobbered, build_insn_chain):
783 Replaced struct df_ref * with df_ref.
784 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
785 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
786 Replaced struct df_ref * with df_ref.
787 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
788 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
790 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
791 * df-byte-scan.c (df_compute_accessed_bytes_extract,
792 df_compute_accessed_bytes_strict_low_part,
793 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
794 Replaced struct df_ref * with df_ref.
795 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
796 * init-regs.c (initialize_uninitialized_regs): Replaced struct
797 df_ref * with df_ref.
798 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
799 check_dependency, check_dependencies, record_uses): Replaced
800 struct df_ref * with df_ref.
801 (invariant_for_use, check_dependency): Use macros to hide
802 references to df_refs.
803 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
804 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
805 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
806 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
807 references to df_refs.
808 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
810 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
811 * df-problems.c (df_rd_bb_local_compute_process_def,
812 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
813 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
814 df_chain_remove_problem, df_chain_create_bb_process_use,
815 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
816 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
817 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
818 df_byte_lr_simulate_artificial_refs_at_top,
819 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
820 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
821 df_simulate_uses, df_simulate_artificial_refs_at_end,
822 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
824 (df_chain_dump): Use macros to hide references to df_refs.
825 * config/mips/mips.c (r10k_simplify_address): Replaced struct
826 df_ref * with df_ref.
827 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
828 mark_artificial_uses, mark_reg_dependencies,
829 byte_dce_process_block): Replaced struct df_ref * with df_ref.
831 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
833 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
835 (array_ref_element_size): Likewise.
836 (array_ref_low_bound): Likewise.
837 (array_ref_up_bound): Likewise.
838 * expr.c (contains_packed_reference): Likewise.
839 (array_ref_element_size): Likewise.
840 (array_ref_low_bound): Likewise.
841 (array_ref_up_bound): Likewise.
842 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
843 with ARRAY_RANGE_REF.
844 (idx_find_step): Likewise.
845 (idx_record_use): Likewise.
846 (strip_offset_1): Likewise.
847 (idx_remove_ssa_names): Likewise.
849 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
850 Andi Kleen <ak@linux.intel.com>
852 * config/i386/cpuid.h (__cpuid_count): New defines.
853 * config/i386/driver-i386.c (struct cache_desc): New structure.
854 (describe_cache): Use struct cache_desc to pass cache descriptions.
855 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
856 (detect_caches_amd): Use struct cache_desc to describe caches.
857 (decode_caches_intel): Use struct cache_desc to pass cache
858 descriptions. Update descriptions to match latest (rev -032,
859 December 2007) CPUID documentation. Do not check valid bit here.
860 Check for Xeon MP value 0x49 problems.
861 (detect_caches_cpuid2): New function, split from detect_caches_intel.
862 Check valid bit before calling decode_caches_intel. Detect number
863 of times to repeat CPUID instruction.
864 (detect_caches_cpuid4): New function.
865 (detect_caches_intel): Depending on max_level, call
866 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
867 only when other methods fail to provide valid L2 cache description.
869 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
872 * pa.md (call, call_value): Generate an rtx for register r4 and pass
873 it to PIC call patterns.
874 (call_symref_pic): Revise pattern to expose PIC register save. Remove
875 code generation and attributes from pattern. Change peephole2 to split
876 for noreturn case. Revise split pattern for non noreturn case.
877 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
878 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
879 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
882 2008-10-11 David Edelsohn <edelsohn@gnu.org>
884 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
885 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
887 (divdf3): Reformat long line.
889 2008-10-11 Michael J. Eager <eager@eagercon.com>
891 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
893 (rs6000_handle_option): Process -mfpu options.
894 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
895 (enum fpu_type_t): New.
896 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
897 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
899 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
900 (floatdidf2): Add TARGET_SINGLE_FPU condition.
901 * config/rs6000/rs6000.opt (-mfpu): New.
903 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
904 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
905 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
906 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
907 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
909 2008-10-11 Jakub Jelinek <jakub@redhat.com>
912 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
913 LO_SUM on Darwin if mode has just one unit.
915 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
918 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
919 has been optimized out.
921 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
923 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
924 instead of PIC_DIRECT_ADDR_P.
925 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
926 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
927 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
928 (PIC_OFFSET_P): Rename to...
929 (PCREL_SYMOFF_P): ...this.
930 (PIC_DIRECT_ADDR_P): Delete.
931 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
933 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
934 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
935 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
936 * config/sh/sh.c (print_operand): Remove CONST handling.
937 (unspec_caller_rtx_p): Rewrite to use split_const and check
938 the operands of UNSPEC bases.
939 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
940 with (unspec [A B] UNSPEC_SYMOFF).
941 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
943 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
944 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
945 (UNSPEC_EXTRACT_U16): Likewise.
946 (UNSPEC_SYMOFF): Likewise.
947 (UNSPEC_PCREL_SYMOFF): Likewise.
948 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
950 (movsi_const_16bit): Likewise.
951 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
952 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
953 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
954 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
955 with (unspec [A B] UNSPEC_SYMOFF).
956 (symPLT_label2reg): Replace (minus A (minus B pc)) with
957 (unspec [A B] PCREL_UNSPEC_SYMOFF).
958 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
959 (Csu): Likewise UNSPEC_EXTRACT_U16.
960 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
961 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
963 2008-10-10 Stepan Kasal <skasal@redhat.com>
965 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
966 for loop strip mining and loop blocking.
968 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
970 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
971 vary types depending on debug info.
973 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
975 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
976 before ensuring it's already computed.
978 2008-10-09 Jakub Jelinek <jakub@redhat.com>
980 * rtl.h (locator_eq): New decl.
981 * cfglayout.c (locator_scope): New function.
982 (insn_scope): Use it.
983 (locator_eq): New function.
984 (fixup_reorder_chain): Search for last insn in src bb
985 that has locator set or first insn in dest bb. Use
986 locator_eq instead of == to compare locators.
987 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
988 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
989 == to compare locators.
991 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
993 * gimple-low.c (lower_function_body, lower_gimple_return,
994 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
995 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
996 goto_block on edges if goto_locus is known.
999 * tree.h (get_object_alignment): Declare.
1000 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1001 get_object_alignment if needed.
1002 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
1004 (get_object_alignment): ... here. New function. Try harder to
1005 determine alignment from get_inner_reference returned offset.
1007 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1009 * graphite.c (gloog): Don't call find_unreachable_blocks
1010 before delte_unreachable_blocks.
1012 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1013 goto_locus of true_edge into RTL locator.
1015 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1017 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1018 (*jcc_btdi_mask_rex64): Ditto.
1020 (*jcc_btsi_mask): Ditto.
1021 (*jcc_btsi_1): Ditto.
1022 (*jcc_btsi_mask_1): Ditto.
1024 2008-10-08 Paul Brook <paul@codesourcery.com>
1026 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1027 compatible profiler (__gnu_mcount_nc).
1028 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1030 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1032 * config/i386/i386.c (initial_ix86_tune_features): Add
1033 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1034 * config/i386/i386.h (ix86_tune_indices): Likewise.
1035 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1037 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1038 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1039 for FP to FP splitters.
1041 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1043 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1046 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1050 PR rtl-optimization/37341
1051 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1052 to ORIG_BB, pass through ORIG_BB recursively.
1053 (cse_condition_code_reg): Adjust caller.
1055 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1057 * sdbout.c (sdbout_one_type): Treat the value type
1058 CONST_DECL for enumerals.
1060 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1062 * config/i386/i386.md: Remove trailing white spaces.
1064 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1066 PR rtl-optimization/37448
1067 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1068 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1070 (struct output_info) [count]: Renamed total_created and made
1072 (struct output_info) [size]: Renamed total_allocated and made
1074 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1075 Properly keep track of desc->size.
1076 (print_statistics, dump_alloc_pool_statistics): Enhance the
1077 printing of statistics to print the number of elements and to use
1080 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1083 * opts.h (CL_SAVE): Move up to flags range.
1084 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1085 CL_COMMON): Renumber.
1086 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1087 * opts.c (common_handle_option): Revert last change.
1089 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1091 * config/i386/i386-protos.h (ix86_schedule): New.
1093 * config/i386/i386.c (ix86_schedule): New.
1094 (override_options): Add schedule to processor_alias_table. Set
1095 ix86_schedule from the schedule field in processor_alias_table.
1096 (ix86_function_specific_save): Save ix86_schedule.
1097 (ix86_function_specific_restore): Restore ix86_schedule.
1099 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1100 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1103 * config/i386/i386.opt: Add schedule.
1105 * config/i386/ppro.md: Remove generic32.
1107 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1110 * expr.c (count_type_elements): Handle ERROR_MARK.
1112 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1117 * basic-block.h (struct edge_def): Add goto_block field.
1118 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1119 one insn with locus corresponding to edge's goto_locus if !optimize.
1120 * profile.c (branch_prob): Copy edge's goto_block.
1121 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1123 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1124 locator in between the merged basic blocks if !optimize and needed.
1125 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1126 goto_locus into RTL locator. For unconditional jump use that
1127 locator for the jump insn.
1128 (expand_gimple_cond): Convert goto_block and goto_locus into
1129 RTL locator for all remaining edges. For unconditional jump
1130 use that locator for the jump insn.
1131 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1132 there is more than one edge or insn locator along the forwarding
1133 edges and !optimize. If there is just one, set e->goto_locus.
1134 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1136 (move_block_to_fn): Adjust edge's goto_block.
1138 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1141 * expmed.c (expand_mult): Properly check DImode constant in
1144 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1147 * dwarf2out.c (common_block_die_table): New variable.
1148 (common_block_die_table_hash, common_block_die_table_eq): New
1150 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1151 COMMON block in the current scope rather than globally. Optimize
1152 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1153 DW_OP_addr SYMBOL_REF+off.
1155 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1157 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1158 Return true for non-addressable GIMPLE operands.
1160 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1163 * config/i386/i386.c (initial_ix86_tune_features): Remove
1164 X86_TUNE_USE_BIT_TEST.
1165 * config/i386/i386.h (ix86_tune_indices): Likewise.
1166 (TARGET_USE_BIT_TEST): Removed.
1168 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1170 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1172 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1174 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1175 (mul<mode>3_mul3): ... into this new template.
1177 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1179 * gimplify.c (gimplify_arg): Add location argument. Use it.
1180 (gimplify_call_expr): Pass location to gimplify_arg.
1181 (gimplify_modify_expr_to_memcpy): Same.
1182 (gimplify_modify_expr_to_memset): Same.
1184 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1186 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1187 Update calls to build_unary_op and build_indirect_ref for location
1190 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1193 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1194 * c-typeck.c (array_to_pointer_conversion): Pass location to
1196 (function_to_pointer_conversion): Use error_at and warning_at.
1197 (build_indirect_ref): Same.
1198 (build_array_ref): Pass location to build_binary_op.
1199 (parser_build_unary_op): Do not set location after calling
1201 (build_unary_op): Add location argument. Use it throughout. Set
1202 EXPR_LOCATION before returning new tree.
1203 (build_modify_expr): Same.
1204 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1206 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1207 build_indirect_ref, build_modify_expr.
1208 (c_finish_omp_for): Same. Use error_at instead of error.
1209 * c-common.c (c_common_truthvalue_conversion): Pass location to
1211 (warn_for_div_by_zero): Add location argument.
1212 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1213 build_unary_op, warn_for_div_by_zero.
1214 * c-parser.c (c_parser_typeof_specifier): Use
1215 protected_set_expr_location.
1216 (c_parser_statement_after_labels): Same.
1217 (c_parser_condition): Same.
1218 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1219 (c_parser_conditional_expression): Use protected_set_expr_location.
1220 (c_parser_unary_expression): Pass location to build_indirect_ref.
1221 (c_parser_postfix_expression_after_primary): Pass location to
1222 build_indirect_ref, build_unary_op.
1223 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1225 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1227 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1228 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1229 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1231 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1232 (mips_issue_rate): Handle PROCESSOR_R10000.
1233 * config/mips/mips.md (cpu): Add r10000.
1235 * config/mips/10000.md: New file.
1237 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1239 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1240 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1241 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1243 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1245 * config/darwin-protos.h (machopic_function_base_name): Delete.
1246 (machopic_function_base_sym): Likewise.
1247 (machopic_gen_offset): Declare.
1248 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1249 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1250 * config/darwin.c (machopic_function_base_name): Delete.
1251 (machopic_function_base_sym): Likewise.
1252 (gen_pic_offset): Rename to...
1253 (machopic_gen_offset): ...this and remove the pic_base argument.
1254 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1255 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1256 crtl->uses_pic_offset_table.
1257 (machopic_indirect_data_reference): Use new machopic_gen_offset
1259 (machopic_legitimize_pic_address): Likewise.
1260 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1262 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1263 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1264 * config/i386/i386.c (output_set_got): Likewise.
1265 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1267 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1268 (legitimate_address_p): Likewise.
1269 (output_pic_addr_const): Likewise.
1270 (output_addr_const_extra): Likewise.
1271 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1272 match an UNSPEC rather than a MINUS.
1273 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1274 (builtin_setjmp_receiver): Use machopic_gen_offset.
1275 * config/i386/predicates.md (pic_symbolic_operand): Handle
1276 UNSPEC_MACHOPIC_OFFSET.
1278 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1279 Use machopic_gen_offset and machopic_operand_p.
1280 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1281 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1282 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1283 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1284 Set crtl->uses_pic_offset_table.
1286 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1288 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1290 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1291 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1292 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1293 (constant_pool_expr_p): Use split_const and check the base.
1294 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1296 (legitimate_constant_pool_address_p): Check toc_relative_p
1297 instead of constant_pool_expr_p.
1298 (print_operand_address): Always use output_addr_const for
1299 constant pool addresses.
1300 (rs6000_output_addr_const_extra): New function.
1301 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1303 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1307 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1308 (mark_ref_live, mark_ref_dead): Use them.
1309 (def_conflicts_with_inputs_p): Remove.
1310 (mark_early_clobbers): New function.
1311 (process_bb_node_lives): Call preprocess_constraints and
1312 mark_early_clobbers.
1314 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1316 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1318 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1319 lib with -mthread switch.
1321 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1324 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1325 function in two, making it call a new and reusable
1326 dwarf2out_imported_module_or_decl() that takes the containing
1327 BLOCK of the declaration in argument.
1328 (dwarf2out_imported_module_or_decl_real): New function.
1329 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1330 IMPORTED_DECL in account.
1331 * tree.def: Added IMPORTED_DECL node type.
1332 * tree.h: Added accessors for IMPORTED_DECL nodes.
1333 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1335 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1337 * doc/gimple.texi: Fix some typos, wrap some long lines,
1338 fix some broken wraps with continuations.
1339 * tree-ssa-reassoc.c: Fix comment typos.
1341 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1344 * pa.c (legitimize_pic_address): Force function labels to memory in
1347 2008-10-04 Anton Blanchard <anton@samba.org>
1349 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1350 (rs6000_split_atomic_op): Same.
1351 (rs6000_split_compare_and_swap): Same.
1352 (rs6000_split_compare_and_swapqhi): Same.
1354 2008-10-04 Richard Guenther <rguenther@suse.de>
1356 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1357 instead of pointer equality.
1358 (vn_nary_op_eq): Likewise.
1360 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1362 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1364 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1365 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1367 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1369 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1370 Revert previous change.
1372 2008-10-03 Tom Tromey <tromey@redhat.com>
1374 * stringpool.c (ggc_alloc_string): Terminate string.
1376 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1378 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1379 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1380 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1383 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1386 2008-10-03 Pascal Obry <obry@adacore.com>
1388 * gcov.c (create_file_names): Properly handle UNIX and DOS
1389 directory separators.
1390 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1391 separator to '~' to ensure clean filenames on Windows.
1393 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1395 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1396 Add a null terminator to the stripped name.
1398 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1400 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1401 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1402 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1403 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1404 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1405 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1406 TARGET_SINGLE_FLOAT.
1408 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1410 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1412 2008-10-02 Richard Guenther <rguenther@suse.de>
1415 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
1416 and VECTOR_TYPE recurse with useless_type_conversion_p which
1417 properly handles void pointer conversion.
1419 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1422 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
1423 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
1425 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1427 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1428 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
1429 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
1430 they translate to non builtins.
1431 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
1432 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
1433 __builtin_vec_promote, __builtin_vec_extract, and
1434 __builtin_vec_insert.
1435 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
1436 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
1437 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
1438 * config/rs6000/altivec.h (vec_extract): Define
1439 (vec_insert): Define.
1440 (vec_splats): Define.
1441 (vec_promote): Define.
1443 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1444 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
1445 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1447 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
1449 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
1450 prototype. Add new parameter, blk.
1451 Use BLKmode for the MEM if blk is true.
1452 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
1453 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
1454 ALTIVEC_BUILTIN_STVRXL.
1455 Update usage of altivec_expand_lv_builtin.
1456 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
1457 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
1458 (altivec_init_builtins): If compiling for the Cell, also define the
1460 * config/rs6000/rs6000.h (rs6000_builtins): Define
1461 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
1462 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
1463 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
1464 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
1465 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
1466 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
1467 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
1468 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
1469 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
1470 UNSPEC_STVRX, and UNSPEC_STVRXL.
1471 (altivec_lvlx): New pattern.
1472 (altivec_lvlxl): New pattern.
1473 (altivec_lvrx): New pattern.
1474 (altivec_lvrxl): New pattern.
1475 (altivec_stvlx): New pattern.
1476 (altivec_stvlxl): New pattern.
1477 (altivec_stvrx): New pattern.
1478 (altivec_stvrxl): New pattern.
1479 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
1480 (vec_lvlxl): Likewise.
1481 (vec_lvrx): Define if PPU is defined.
1482 (vec_lvrxl): Likewise.
1483 (vec_stvlx): Define if PPU is defined.
1484 (vec_stvlxl): Likewise.
1485 (vec_stvrx): Define if PPU is defined.
1486 (vec_stvrxl): Likewise.
1488 2008-10-01 Geert Bosch <bosch@adacore.com>
1490 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
1492 2008-10-01 Richard Guenther <rguenther@suse.de>
1494 PR tree-optimization/37617
1495 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
1496 do not add to the NEW_SETS.
1498 2008-10-01 Richard Guenther <rguenther@suse.de>
1501 * tree-vrp.c (execute_vrp): If we optimized away the default
1502 case make sure to promote the label that got in place of it
1503 to a default case label.
1505 2008-10-01 Richard Henderson <rth@redhat.com>
1508 * tree-complex.c (set_component_ssa_name): Don't optimize
1509 is_gimple_min_invariant values with ssa_names in abnormal phis.
1511 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1513 PR tree-optimization/37662
1514 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
1515 commutative binary operation if they are in the wrong order and
1516 fold_build2 produces non-GIMPLE.
1518 2008-09-30 Jakub Jelinek <jakub@redhat.com>
1520 PR tree-optimization/37662
1521 PR tree-optimization/37663
1522 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
1523 get_value_range with non-SSA_NAME. Don't assert operands have been
1524 folded, instead just bail out.
1526 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1528 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
1530 2008-09-30 Richard Guenther <rguenther@suse.de>
1533 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
1534 build restrict-qualified pointers.
1535 (vectorizable_store): Move alias check later.
1536 (vectorizable_load): Likewise.
1538 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1540 * c-common.c (empty_if_body_warning): Remove.
1541 * c-common.h (empty_if_body_warning): Remove.
1542 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
1543 here the -Wempty-body warning for `if' and `else' statements.
1544 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
1546 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
1548 * config/i386/i386.opt: Add msse2avx.
1550 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
1551 * config/i386/linux64.h (ASM_SPEC): Likewise.
1553 * doc/invoke.texi: Document -msse2avx.
1555 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1557 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
1559 2008-09-29 Joseph Myers <joseph@codesourcery.com>
1561 * ifcvt.c (noce_emit_store_flag): If using condition from original
1562 jump, reverse it if if_info->cond was reversed.
1564 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1566 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1567 non-constant memory if it cannot be forced to constant memory.
1568 Overhaul surrounding code and factor out common condition.
1570 2008-09-29 Jeff Law <law@redhat.com>
1572 * reload1.c (alter_reg): Add missing curly braces.
1574 2008-09-29 Michael J. Eager <eager@eagercon.com>
1576 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1578 * config/rs6000/rs6000.c (rs6000_override_options): Move
1579 rs6000_init_hard_regno_mode_ok after all options changed.
1580 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1581 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1582 -msimple-fpu flags. Add warning messages if single FP not configured.
1583 (rs6000_file_start): Output gnu_attribute for single-float.
1584 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1585 (rs6000_legitimize_address): Likewise.
1586 (rs6000_legitimize_reload_address): Likewise.
1587 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1588 TARGET_SINGLE_FLOAT.
1589 (function_arg_advance): Likewise (partial conversion).
1590 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1591 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1592 TARGET_SINGLE_FLOAT.
1593 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1594 (rs6000_emit_prologue): Likewise.
1595 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1596 TARGET_SINGLE_FLOAT.
1597 (rs6000_libcall_value): Likewise.
1598 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1599 (TARGET_DOUBLE_FLOAT): New default to 1
1600 (TARGET_SIMPLE_FPU): New default to 0
1601 (TARGET_SINGLE_FPU): New default to 0
1602 (TARGET_SINGLE_FLOAT_MODE): New.
1603 (TARGET_DOUBLE_FLOAT_MODE): New.
1604 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1605 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1607 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1608 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1609 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1610 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1611 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1612 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1613 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1614 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1615 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1616 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1617 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1618 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1619 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1620 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1621 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1622 cmptf_internal1, *cmptf_internal2): Condition on
1623 TARGET_DOUBLE_FLOAT.
1624 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1625 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1626 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1627 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1628 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1629 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1630 TARGET_SINGLE_FLOAT.
1631 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1632 * config/rs6000/rs6000.opt (-msingle-float): New.
1633 (-mdouble-float): New.
1634 (-msimple-fpu): New.
1635 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1636 -msingle-float, -mdouble-float, -msimple-fpu options.
1637 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1638 _SOFT_DOUBLE for -msingle-float.
1639 * config.gcc: New config for target=powerpc-xilinx-eabi.
1641 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
1643 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
1644 have exit and entry.
1645 (new_scop): Take entry and exit edge to define new SCoP.
1646 (sd_region_p): New structure used during SCoP detection.
1647 (move_scops): Delete.
1648 (move_sd_regions): New.
1649 (scopdet_info): Change the definition from edges back to basic_blocks.
1650 (scopdet_edge_info): Work on basic_blocks and rename to
1651 scopdet_basic_block_info.
1652 (split_difficult_bb): At the moment removed. We should later
1653 add it at another place.
1654 (build_scops_1): Work on basic_blocks.
1655 (bb_in_sd_region): New.
1656 (find_single_entry_edge): New.
1657 (find_single_exit_edge): New.
1658 (create_single_entry_edge): New.
1659 (sd_region_without_exit): New.
1660 (create_single_exit_edge): New.
1661 (unmark_exit_edges): New.
1662 (mark_exit_edges): New.
1663 (create_sese_edges): New.
1664 (build_graphite_scops): New.
1665 (build_scops): Make SCoPs SESE.
1666 (limit_scops): Use the new functions.
1668 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
1670 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
1672 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1675 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
1676 address to a register before taking the lower part.
1678 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
1680 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
1683 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1684 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
1687 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
1688 the newly created variable.
1689 Create a VECTOR_CST of all 1s for vector types.
1691 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1694 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
1696 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1698 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
1699 order to convert between modes.
1700 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
1702 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
1704 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
1707 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
1710 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1714 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
1716 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
1717 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
1718 them to yield false with MIPS16.
1720 2008-09-26 Jakub Jelinek <jakub@redhat.com>
1723 * dwarf2out.c (tls_mem_loc_descriptor): New function.
1724 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
1725 mem_loc_descriptor failed. Accept UNSPEC.
1726 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
1727 fail if one of the loc_descriptor calls for pieces failed.
1728 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
1729 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
1730 if loc_descriptor_from_tree_1 on offset failed.
1733 * opts.c (common_handle_option): Don't call print_specific_help with
1734 CL_SAVE as first argument.
1736 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
1737 Steve Ellcey <sje@cup.hp.com>
1739 * configure: Regenerate for new libtool.
1740 * aclocal.m4: Ditto.
1742 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
1744 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
1745 alias set on MEM when saving stack pointer.
1746 * config/rs6000/rs6000.md (allocate_stack): Likewise
1748 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
1750 PR tree-optimization/37574
1751 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
1752 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
1753 instead of vector_type for constants. Take computation out of loop.
1754 (vect_get_vec_def_for_operand): Use only vectype for constant case,
1755 and use only vector_type for invariant case.
1756 (get_initial_def_for_reduction): Use vectype instead of vector_type.
1758 2008-09-25 Jakub Jelinek <jakub@redhat.com>
1761 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
1762 the decl is a VAR_DECL or FUNCTION_DECL.
1764 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1767 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1768 (mark_ref_live, mark_ref_dead): Use them.
1769 (def_conflicts_with_inputs_p): Remove.
1770 (mark_early_clobbers): New function.
1771 (process_bb_node_lives): Call preprocess_constraints and
1772 mark_early_clobbers.
1774 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
1776 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1779 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
1780 (ira_compress_allocno_live_ranges): New prototype.
1782 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
1783 (coalesced_allocnos_living_at_program_points): New.
1784 (coalesced_allocnos_live_at_points_p,
1785 set_coalesced_allocnos_live_points): New functions.
1786 (coalesce_spill_slots): Rewrite.
1788 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
1789 ira_compress_allocno_live_ranges): New functions.
1791 * ira-build.c (ira_flattening): Call
1792 ira_compress_allocno_live_ranges.
1795 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
1797 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
1800 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
1802 * combine.c (make_compound_operation): Handle the 'E' format.
1803 (count_rtxs): Likewise.
1804 (update_table_tick): Likewise.
1805 (get_last_value_validate): Likewise.
1807 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
1809 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
1811 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
1813 * matrix-reorg.c (transform_allocation_sites): Initializers
1814 added to avoid the warning.
1816 2008-09-25 Martin Jambor <mjambor@suse.cz>
1818 * cgraph.c (free_nodes): New variable.
1819 (NEXT_FREE_NODE): New macro.
1820 (cgraph_create_node): Reuse nodes from the free list. Do not
1821 update uid if doing so.
1822 (cgraph_remove_node): Add the node to the free list.
1824 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
1826 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1828 2008-09-24 Richard Henderson <rth@redhat.com>
1830 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
1831 * unwind-dw2.c (execute_stack_op): Handle it.
1833 2008-09-24 David Edelsohn <edelsohn@gnu.org>
1836 2008-09-24 Michael J. Eager <eager@eagercon.com>
1838 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
1840 * c-common.c (fname_decl): New location argument.
1841 * c-common.h (fname_decl): Same.
1842 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
1844 (c_parser_typeof_specifier): Same.
1845 (c_parser_parms_list_declarator): Same.
1846 (c_parser_asm_string_literal): Same.
1847 (c_parser_compound_statement_nostart): Same.
1848 (c_parser_label): Same.
1849 (c_parser_do_statement): Same.
1850 (c_parser_asm_statement): Same.
1851 (c_parser_unary_expression): Same.
1852 (c_parser_sizeof_expression): Same.
1853 (c_parser_postfix_expression): Same.
1854 (c_parser_pragma): Same.
1855 (c_parser_omp_clause_collapse): Same.
1856 (c_parser_omp_clause_num_threads): Same.
1857 (c_parser_omp_clause_schedule): Same.
1858 (c_parser_omp_all_clauses): Same.
1859 (c_parser_omp_sections_scope): Same.
1860 (c_parser_omp_for_loop): Same. Pass condition's location to
1861 c_objc_common_truthvalue_conversion.
1862 (c_parser_enum_specifier): Remove comment.
1864 2008-09-24 Michael J. Eager <eager@eagercon.com>
1866 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1868 * config/rs6000/rs6000.c (rs6000_override_options): Move
1869 rs6000_init_hard_regno_mode_ok after all options changed.
1870 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1871 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1872 -msimple-fpu flags. Add warning messages if single FP not configured.
1873 (rs6000_file_start): Output gnu_attribute for single-float.
1874 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1875 (rs6000_legitimize_address): Likewise.
1876 (rs6000_legitimize_reload_address): Likewise.
1877 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1878 TARGET_SINGLE_FLOAT.
1879 (function_arg_advance): Likewise.
1880 (function_arg): Likewise.
1881 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1882 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1883 TARGET_SINGLE_FLOAT.
1884 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1885 (rs6000_emit_prologue): Likewise.
1886 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1887 TARGET_SINGLE_FLOAT.
1888 (rs6000_libcall_value): Likewise.
1889 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1890 (TARGET_DOUBLE_FLOAT): New default to 1
1891 (TARGET_SIMPLE_FPU): New default to 0
1892 (TARGET_SINGLE_FPU): New default to 0
1893 (TARGET_SINGLE_FLOAT_MODE): New.
1894 (TARGET_DOUBLE_FLOAT_MODE): New.
1895 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1896 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1898 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1899 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1900 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1901 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1902 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1903 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1904 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1905 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1906 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1907 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1908 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1909 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1910 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1911 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1912 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1913 cmptf_internal1, *cmptf_internal2): Condition on
1914 TARGET_DOUBLE_FLOAT.
1915 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1916 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1917 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1918 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1919 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1920 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1921 TARGET_SINGLE_FLOAT.
1922 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1923 * config/rs6000/rs6000.opt (-msingle-float): New.
1924 (-mdouble-float): New.
1925 (-msimple-fpu): New.
1926 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1927 -msingle-float, -mdouble-float, -msimple-fpu options.
1928 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1929 _SOFT_DOUBLE for -msingle-float.
1930 * config.gcc: New config for target=powerpc-xilinx-eabi.
1932 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1934 * config/sparc/constraints.md: New file.
1935 * config/sparc/sparc.md: Include it.
1936 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
1937 (sparc_extra_constraint_check): Delete.
1938 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
1939 (memory_ok_for_ldd): New predicate.
1940 (sparc_extra_constraint_check): Delete.
1941 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
1942 (CONST_OK_FOR_LETTER_P): Likewise.
1943 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1944 (EXTRA_CONSTRAINT): Likewise.
1946 2008-08-23 Steve Ellcey <sje@cup.hp.com>
1948 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
1950 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1952 * alias.c (find_base_value): Use FIND_BASE_TERM.
1953 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
1955 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1957 * config/i386/i386.c: Include cselib.h.
1958 (ix86_pic_register_p): New function.
1959 (ix86_delegitimize_address): Use it to check for the PIC register.
1961 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1963 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
1964 * config/i386/i386.c (ix86_find_base_term): Don't check for
1965 SYMBOL_REF and LABEL_REF.
1967 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1969 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
1970 constant PLUS in a CONST.
1972 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
1974 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
1975 check for sibcall support for w64.
1977 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1979 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
1981 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
1983 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
1984 parser_build_binary_op.
1985 * c-decl.c (build_enumerator): Pass location to build_binary_op.
1986 * c-typeck.c (build_array_ref): Same.
1987 (parser_build_unary_op): New location argument.
1988 (pointer_diff): Pass location to build_binary_op,
1989 c_objc_common_truthvalue_conversion.
1990 (build_modify_expr): Same.
1991 (build_unary_op): New location argument.
1992 (build_binary_op): New location argument.
1993 (c_objc_common_truthvalue_conversion): Pass location to
1994 c_*common_truthvalue_conversion.
1995 * c-convert.c (convert): Same.
1996 * c-common.c (binary_op_error): New location argument.
1997 (pointer_int_sum): Pass location to build_binary_op.
1998 (c_common_truthvalue_conversion): New location argument.
1999 (warn_for_sign_compare): Same.
2000 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2001 binary_op_error, build_binary_op, warn_for_sign_compare.
2002 * c-parser.c (c_parser_condition): Pass location to
2003 c_*common_truthvalue_conversion.
2004 (c_parser_conditional_expression): Save condition's location and pass
2006 (c_parser_binary_expression): Same, but for the binary operator's
2008 (c_parser_omp_for_loop): Pass location to
2009 c_objc_common_truthvalue_conversion.
2011 2008-09-23 Martin Jambor <mjambor@suse.cz>
2013 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2014 (cgraph_node_remove_callees): New temporary f. Hold the next item
2016 (cgraph_node_remove_callers): Likewise.
2018 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2019 (ipa_node_removal_hook): Likewise.
2021 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2022 gimple_call_copy_skip_args and moved to the gimple_call section.
2023 * gimple.c (gimple_copy_call_skip_args): Renamed to
2024 gimple_call_copy_skip_args. Changed al users.
2026 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2028 * ira-color.c (start_allocno_priorities): Rename to
2029 setup_allocno_priorities. Use costs and
2030 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2031 range lengths. Get rid off doubles.
2032 (ira_fast_allocations): Call start_allocno_priorities.
2034 2008-09-22 David Daney <ddaney@avtrex.com>
2037 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2038 register if TARGET_LONG_CALLS.
2040 2008-09-22 Richard Guenther <rguenther@suse.de>
2042 PR tree-optimization/37145
2043 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2044 value-numbering union accesses with their offset and size only.
2045 (visit_reference_op_load): Fix simplification of inserted conversions.
2046 * tree-ssa-pre.c (find_or_generate_expression): Do not
2047 recursively generate expressions if running FRE.
2049 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2051 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2052 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2055 2008-09-22 Richard Guenther <rguenther@suse.de>
2057 PR tree-optimization/37145
2058 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2059 (phi_translate_1): Constant fold references.
2061 2008-09-22 Ira Rosen <irar@il.ibm.com>
2063 PR tree-optimization/37482
2064 * tree-vectorizer.h (struct _slp_instance): Add new field.
2065 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2066 (get_earlier_stmt): New function.
2067 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2069 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2070 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2071 asserts that GSI points to the scalar statement being vectorized.
2072 Set new statement location according to GSI.
2073 (vect_schedule_slp_instance): Use GSI of
2074 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2076 2008-09-21 Jan Hubicka <jh@suse.cz>
2078 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2079 (ipcp_insert_stage): Update dead_nodes bitmap.
2081 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2084 * config/i386/t-cygming (SHLIB_LC): Remove.
2085 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2086 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2088 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2092 * final.c (mark_symbol_ref_as_used): New helper function.
2093 (output_operand): Instead of just looking inside MEMs for
2094 SYMBOL_REFs, use new helper function and for_each_rtx.
2095 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2096 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2097 Make head comment more general.
2098 * config/darwin.c (machopic_output_indirection): Handle weak
2099 references here, like in assemble_external.
2101 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2103 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2104 (sparc_emit_float_lib_cmp): Change return type.
2105 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2106 (gen_compare_operator): New function.
2107 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2108 the comparison sequence. Minor tweaks.
2109 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2110 that the final operator and the result of sparc_emit_float_lib_cmp
2111 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2112 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2113 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2114 result of sparc_emit_float_lib_cmp match for software TFmode.
2115 (movqicc, movhicc, movsicc, movdicc): Merge into...
2116 (mov<I:mode>cc): ...this.
2117 (movsfcc, movdfcc, movtfcc): Merge into...
2118 (mov<F:mode>cc): ...this.
2119 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2121 (mov<I:mode>_cc_v9): ...this.
2122 (movdi_cc_sp64_trunc): Delete.
2123 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2124 movdi_cc_reg_sp64): Merge into...
2125 (mov<I:mode>_cc_reg_sp64): ...this.
2126 (movsf_cc_sp64): Rename into...
2127 (movsf_cc_v9): ...this.
2128 (movdf_cc_sp64): Rename into...
2129 (movdf_cc_v9): ...this.
2130 (movtf_cc_hq_sp64): Rename into...
2131 (movtf_cc_hq_v9): ...this.
2132 (movtf_cc_sp64): Rename into...
2133 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2135 2008-09-21 Diego Novillo <dnovillo@google.com>
2137 * doc/gccint.texi: Include generic.texi and gimple.texi.
2139 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2140 (GIMPLE): Move to gimple.texi.
2141 (Annotations): Remove references to to stmt_ann_t and
2143 (SSA Operands): Rename from 'Statement Operands'.
2144 * doc/generic.texi: New.
2145 * doc/gimple.texi: New.
2146 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2147 * Makefile.in (TEXI_GCCINT_FILES):
2148 * gimple.c (gimple_copy_call_skip_args): Rename from
2149 giple_copy_call_skip_args. Update all users.
2150 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2152 2008-09-21 Ira Rosen <irar@il.ibm.com>
2154 PR tree-optimization/37539
2155 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2156 statement in related statement field only for the first load of the
2157 group of loads with the same data reference.
2159 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2161 * config/mips/mips.h (TUNE_OCTEON): New macro.
2162 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2163 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2164 * config/mips/octeon.md: New file.
2165 * config/mips/mips.md: Include octeon.md. Restore
2166 semi-alphabetical order of include files.
2168 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2171 * config/i386/i386.md (*jcc_fused_1): Removed.
2172 (*jcc_fused_2): Likewise.
2173 (*jcc_fused_3): Likewise.
2174 (*jcc_fused_4): Likewise.
2176 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2178 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2179 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2180 * target.h (gcc_target): Add ira_cover_classes.
2181 * ira.c: Remove IRA_COVER_CLASSES guards.
2182 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2183 instead of IRA_COVER_CLASSES.
2184 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2185 (setup_class_translate): Likewise.
2186 (setup_reg_class_intersect_union): Likewise.
2187 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2188 test of targetm.ira_cover_classes.
2189 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2190 of IRA_COVER_CLASSES.
2191 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2192 (TARGET_INITIALIZER): Include it.
2193 * targhooks.h (default_ira_cover_classes): Declare.
2194 * targhooks.c (default_ira_cover_classes): New function.
2196 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2198 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2200 2008-09-19 Ian Lance Taylor <iant@google.com>
2202 * varasm.c (narrowing_initializer_constant_valid_p): Return
2203 NULL_TREE if ENDTYPE is not an integer.
2205 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2208 * tree-ssa.c (execute_update_addresses_taken): Also update
2209 DECL_GIMPLE_REG_P for vector and complex types.
2211 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2212 Jan Hubicka <jh@suse.cz>
2215 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2216 empty before freeing them.
2217 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2219 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2221 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2222 * config/xtensa/predicates.md (tls_symbol_operand): New.
2223 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2224 (TARGET_CANNOT_FORCE_MEM): Define.
2225 (xtensa_tls_symbol_p): New.
2226 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2227 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2228 (xtensa_tls_module_base): New.
2229 (xtensa_call_tls_desc): New.
2230 (xtensa_legitimize_tls_address): New.
2231 (xtensa_legitimize_address): Handle TLS symbols.
2232 (xtensa_tls_referenced_p_1): New.
2233 (xtensa_tls_referenced_p): New.
2234 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2236 (XTENSA_BUILTIN_THREAD_POINTER): New.
2237 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2238 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2239 builtin. Add declarations for __builtin_thread_pointer and
2240 __builtin_set_thread_pointer.
2241 (xtensa_fold_builtin): Recognize new builtins.
2242 (xtensa_expand_builtin): Expand new builtins.
2243 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2244 (TARGET_THREADPTR): Define.
2245 (HAVE_AS_TLS): Define default value.
2246 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2247 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2248 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2249 (UNSPECV_SET_TP): New.
2250 (sym_TPOFF, sym_DTPOFF): New.
2251 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2252 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2253 * configure: Regenerated.
2255 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2258 * config/ia64/ia64.c (ia64_optimization_options): Move
2259 checking and setting flag_schedule_insns_after_reload and
2260 ia64_flag_schedule_insns2 back to ...
2261 (ia64_override_options): Here.
2263 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2266 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2267 zero extend count after the correction to it is done.
2268 (doloop_optimize): Update call to doloop_modify, don't zero extend
2271 2008-09-18 Martin Jambor <mjambor@suse.cz>
2273 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2275 * ipa-prop.c: Correct comments.
2276 * ipa-prop.h: Likewise.
2278 2008-09-18 Jan Hubicka <jh@suse.cz>
2281 * ipa-reference.c (ipa_reference_local_vars_info_d,
2282 ipa_reference_global_vars_info_d,
2283 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2284 ipa_reference_vars_info_t): Move here from ipa-reference.h
2285 (node_duplication_hook_holder, node_removal_hook_holder): New.
2286 (get_reference_vars_info_from_cgraph): Rename to ...
2287 (get_reference_vars_info): ... this one, use cgraph uids.
2288 (get_local_reference_vars_info, get_global_reference_vars_info):
2289 Use cgraph instead of decl.
2290 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2292 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2293 ipa_reference_get_written_global,
2294 ipa_reference_get_not_written_global): Use cgraph argument.
2295 (check_call): Simplify avail check.
2296 (scan_stmt_for_static_refs): Update.
2297 (propagate_bits): Update.
2298 (merge_callee_local_info): Remove.
2299 (init_function_info): Use cgraph nodes.
2300 (clean_function_local_data): Break out from ...
2301 (clean_function): ... here.
2302 (copy_local_bitmap, copy_global_bitmap): New functions.
2303 (duplicate_node_data, remove_node_data): New functions.
2304 (generate_summary): Register hooks; use visibility instead of
2306 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2307 * ipa-reference.h (ipa_reference_local_vars_info_d,
2308 ipa_reference_global_vars_info_d,
2309 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2310 ipa_reference_vars_info_t): Move to ipa-reference.c
2311 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2313 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2314 ipa_reference_get_not_read_global,
2315 ipa_reference_get_not_written_global): Update prototype.
2316 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2317 (init_state): Remove.
2318 (node_duplication_hook_holder, node_removal_hook_holder): New.
2319 (get_function_state, set_function_state): Use VECtor.
2320 (analyze_function): Check body availability.
2321 (add_new_function): Likewise.
2322 (duplicate_node_data, remove_node_data): New.
2323 (generate_summary): Register hooks; do not care about clones.
2324 (propafate): Do not care about clones; recursive functions are
2326 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2327 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2328 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2330 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2331 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2332 Update call of ipa-reference accesors.
2334 2008-09-18 Simon Baldwin <simonb@google.com>
2336 * c-opts.c (c_common_handle_option): Add handling for
2337 -Wbuiltin-macro-redefined command line option.
2338 * c.opt: Added builtin-macro-redefined option.
2339 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2342 2008-09-18 Richard Guenther <rguenther@suse.de>
2344 PR tree-optimization/37258
2345 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2346 and signedness for integral types.
2347 (vn_phi_eq): Require compatible types.
2349 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2352 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2353 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2355 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2356 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2357 ggc_free other TREE_LIST nodes from that chain.
2358 * function.c (instantiate_decls): Instantiate also DECL_RTL
2359 of vars in cfun->local_decls, free that list afterwards.
2361 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2363 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2364 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2366 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2368 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2369 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2371 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2373 PR tree-optimization/37102
2374 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2375 from a node. Check to see if another PHI is dead.
2376 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2377 remove real PHIs which have no uses.
2378 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2380 2008-09-18 Richard Guenther <rguenther@suse.de>
2383 * tree-cfg.c (remove_useless_stmts_1): Remove
2384 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2386 2008-09-18 Nick Clifton <nickc@redhat.com>
2388 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2389 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2390 to frv_secondary_reload_class.
2391 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2392 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2393 (frv_secondary_reload_class): Omit unused parameter.
2394 (frv_secondary_reload): New function. Handle the case when
2395 secondary_reload_class() is called before the reload_(in|out)
2396 _optabs have been initialised.
2397 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2399 * config/frv/frv.md: Define an exclusion set between fr550_m0
2402 2008-09-18 Richard Guenther <rguenther@suse.de>
2404 PR tree-optimization/37456
2405 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2406 want to insert after ends a BB insert on the single fallthru
2409 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2411 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2412 Mention -march=z9-109, z9-ec and z10.
2414 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
2416 PR rtl-optimization/37544
2417 * regrename.c (maybe_mode_change): Exit early when copy_mode
2418 is narrower than orig_mode and narrower than new_mode.
2420 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
2423 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
2425 * sched-rgn.c (ref_counts): Remove.
2426 (insn_referenced): New static variable.
2427 (INSN_REF_COUNT): Remove.
2428 (sched_run_compute_dependencies): Use insn_referenced instead of
2430 (add_branch_dependences): Likewise. Delete dead assignment.
2432 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
2434 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
2435 consumer is an asm. Add comment why this is important.
2436 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
2437 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2439 2008-09-17 Joseph Myers <joseph@codesourcery.com>
2441 * expr.c (emit_group_store): Do not shift before moving via a
2444 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
2446 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
2447 from aggregate to non-aggregate type if the bit pattern is not fully
2448 preserved afterwards.
2450 2008-09-17 Richard Guenther <rguenther@suse.de>
2452 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
2453 (verify_gimple_assign): ... this. Split into ...
2454 (verify_gimple_assign_unary): ... this,
2455 (verify_gimple_assign_binary): ... that,
2456 (verify_gimple_assign_single): ... and this.
2457 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
2458 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
2459 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
2460 (verify_types_in_gimple_reference): Be forgiving with
2462 (verify_gimple_phi): Deal with virtual operands.
2464 * tree.def (PREDICT_EXPR): Change to tcc_expression.
2466 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2468 * tree.c (get_callee_fndecl): Don't call the language hook.
2469 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
2470 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
2471 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
2473 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2475 * tree.c (protected_set_expr_location): Don't unnecessarily
2476 check for error_mark_node.
2478 2008-09-17 Art Haas <ahaas@impactweather.com>
2480 * ipa-reference.c (analyze_function): Declare step only if
2481 ENABLE_CHECKING is defined.
2483 2008-09-17 Jan Hubicka <jh@suse.cz>
2486 * tree.h (DECL_INLINE): remove.
2487 (DECL_DECLARED_INLINE_P): Update docs.
2488 (DECL_NO_INLINE_WARNING_P): new.
2489 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
2490 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
2492 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2493 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2496 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
2499 2008-09-17 Jan Hubicka <jh@suse.cz>
2501 * ipa-reference.c (ipa_obstack): Remove.
2502 (local_info_obstack, global_info_obstack): New.
2503 (add_static_var): We now handle variables only.
2504 (mark_address_taken, mark_load, mark_store): New functions based on ...
2505 (check_operand): ... remove.
2506 (get_asm_stmt_operands): Rename to ...
2507 (check_asm_memory_clobber): ... this. Look only for memory clobber.
2508 (scan_stmt_for_static_refs): Rewrite.
2509 (scan_op_for_static_refs): Rename to ...
2510 (scan_initializer_for_static_refs): do not look for VAR_DECL
2511 initializers; stop recursion on types and decls.
2512 (ipa_init): Use proper obstacks.
2513 (analyze_variable): Use scan_initializer_for_static_refs.
2514 (init_function_info): Use local obstack.
2515 (analyze_function): Simplify.
2516 (add_new_function): We don't need visited_nodes obstack.
2517 (generate_summary): Use proper obstacks; cleanup after propagation.
2519 2008-09-17 Richard Guenther <rguenther@suse.de>
2522 PR tree-optimization/37491
2523 * alias.c (get_alias_set): Use the canonical type.
2524 * tree-vect-transform.c (vectorizable_store): Use the type of
2525 the lhs for the vector type. Adjust checking.
2526 (vectorizable_load): Adjust checking.
2528 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2529 Adam Nemet <anemet@caviumnetworks.com>
2531 PR rtl-optimization/37483
2532 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
2533 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
2534 Rearrange code to better match the original comment. Check
2535 t_unconditional first. Improve comment.
2537 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2540 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
2541 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
2544 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
2545 GIMPLE_TRY if cleanup sequence is empty.
2547 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
2550 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
2551 eliminate IV if the cost are the same.
2553 2008-09-16 Richard Guenther <rguenther@suse.de>
2556 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
2559 2008-09-16 Richard Guenther <rguenther@suse.de>
2561 PR tree-optimization/37508
2562 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
2564 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
2566 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
2568 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2570 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
2571 use gen_floatdidf2 directly.
2572 (floatunssidf2): Likewise.
2573 (floatsidf_ppc64_mfpgpr): Remove.
2574 (floatsidf_ppc64): Remove.
2575 (floatunssidf_ppc64): Remove.
2577 2008-09-15 Jakub Jelinek <jakub@redhat.com>
2579 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
2580 rather than update_cost_queue.
2582 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
2583 in every call starting with the second one, instead of only when
2584 alias_bitmap_obstack.elements != NULL.
2586 * tree-predcom.c (filter_suitable_components): Free all refs in
2587 act->refs vector before calling release_component.
2588 (add_ref_to_chain): Free ref if not adding it to chain->refs.
2590 * tree-data-ref.c (free_subscripts): Free all subscript objects.
2592 * tree-loop-linear.c (linear_transform_loops): Initialize
2593 lambda_obstack only after calling perfect_loop_nest_depth.
2594 Goto free_and_continue instead of just continue for later failures.
2597 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
2600 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
2602 2008-09-14 Andreas Schwab <schwab@suse.de>
2604 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
2606 2008-09-14 Jan Hubicka <jh@suse.cz>
2608 * invoke.texi (-fconserve-stack): Document.
2609 * opts.c (decode_options): Handle conserve_stack.
2610 * common.opt (fconvserve_stack): New.
2612 2008-09-14 David Edelsohn <edelsohn@gnu.org>
2614 * config.host: Add x-aix to host_xmake_file.
2615 * config/rs6000/t-aix52: Do not override LDFLAGS.
2616 * config/rs6000/x-aix: New file.
2618 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
2624 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
2625 is not recognized as a valid register usage. Allow REG_X to be used
2627 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
2628 forces a reload when using a base register.
2630 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
2632 * config/i386/cygming-crtend.c (register_frame_ctor): If
2633 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
2634 directly with atexit.
2635 (deregister_frame_ctor): Rename to ...
2636 (deregister_frame_dtor): Use to call __gcc_deregister_frame
2637 if !DEFAULT_USE_CXA_ATEXIT.
2639 2008-09-13 Jan Hubicka <jh@suse.cz>
2641 * cgraph.c: Include value-prof.h
2642 * Makefile.in (cgraph.o): Add value-prof.h dependency.
2644 2008-09-13 Jan Hubicka <jh@suse.cz>
2647 * tree-profile.c (add_abnormal_goto_call_edges): New function.
2648 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
2649 tree_gen_one_value_profiler, tree_gen_average_profiler,
2650 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
2652 2008-09-13 Jan Hubicka <jh@suse.cz>
2654 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
2655 too many bytes on misalligned blocks.
2657 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2659 * doc/cfg.texi: Fix some typos.
2660 * doc/extend.texi: Likewise.
2661 * doc/install.texi: Likewise.
2662 * doc/invoke.texi: Likewise.
2663 * doc/rtl.texi: Likewise.
2664 * doc/tree-ssa.texi: Likewise.
2666 2008-09-13 Richard Guenther <rguenther@suse.de>
2669 * tree-nested.c (finalize_nesting_tree_1): Generate valid
2670 gimple stores for memory rhs.
2672 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
2674 PR rtl-optimization/37489
2675 * cse.c (fold_rtx): Don't return const_true_rtx for float
2676 compare if FLOAT_STORE_FLAG_VALUE is undefined.
2678 2008-09-13 Jan Hubicka <jh@suse.cz>
2680 PR tree-optimization/37392
2681 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
2683 2008-09-13 Martin Jambor <mjambor@suse.cz>
2684 Jan Hubicka <jh@suse.cz>
2686 * cgraph.c (free_edges): New variable.
2687 (NEXT_FREE_EDGE): New macro.
2688 (cgraph_free_edge): New function.
2689 (cgraph_remove_edge): Call cgraph_remove_edge_1.
2690 (cgraph_node_remove_callees): Likewise.
2691 (cgraph_node_remove_callers): Likewise.
2692 (cgraph_create_edge): Reuse edges from the free list. Do not
2693 update uid if doing so.
2694 (cgraph_remove_*_hook): Add free call.
2696 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
2698 * ira-color.c (conflict_allocno_vec): Delete.
2699 (update_cost_queue_elem): New structure.
2700 (update_cost_queue): New variable.
2701 (update_cost_queue_tail): Likewise.
2702 (update_cost_queue_elems): Likewise.
2703 (allocno_update_cost_check): Delete.
2704 (initiate_cost_update): Allocate update_cost_queue_elems
2705 instead of allocno_update_cost_check.
2706 (finish_cost_update): Update the free()s accordingly.
2707 (start_update_cost): New function.
2708 (queue_update_cost): Likewise.
2709 (get_next_update_cost): Likewise.
2710 (update_copy_costs_1): Inline into...
2711 (update_copy_costs): ...here. Use a queue instead of recursive calls.
2712 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
2713 once we've established they are equal. Don't allocate update
2714 costs if there is nothing to add to them.
2715 (update_conflict_hard_regno_costs): Remove ALLOCNO and
2716 DIVISOR arguments. Use a queue instead of recursive calls;
2717 process all the allocnos in the initial queue, rather than
2719 (assign_hard_reg): Use queue_update_cost instead of
2720 conflict_allocno_vec. Queue coalesced allocnos instead
2721 of calling update_conflict_hard_regno_costs for each one.
2722 Just call update_conflict_hard_regno_costs once for the
2724 (ira_color): Remove conflict_allocno_vec handling.
2726 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2728 PR tree-optimization/37484
2729 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
2730 (save_var_name): Same.
2731 (initialize_cloog_names): Same.
2732 (initialize_cloog_names): Same.
2734 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2736 * tree-scalar-evolution.c (set_instantiated_value): Set
2739 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
2743 * ira-build.c (common_loop_tree_node_dominator): Remove.
2744 (copy_live_ranges_to_removed_store_destinations): New function.
2745 (regno_top_level_allocno_map): Move to top level from ...
2746 (ira_flattening): ... here. Use
2747 copy_live_ranges_to_removed_store_destinations.
2749 * ira-emit.c (generate_edge_moves): Fix a comment.
2751 2008-09-12 Anatoly Sokolov <aesok@post.ru>
2754 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
2755 scratch register after 'set' pattern.
2757 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2759 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
2760 information passed to mark_reg_pointer.
2761 * explow.c (force_reg): Likewise.
2763 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2765 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
2766 when building for the celledp architecture.
2768 2008-09-12 Richard Guenther <rguenther@suse.de>
2770 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
2772 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
2774 PR rtl-optimization/37424
2775 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
2776 the regnos instead of the addresses.
2778 2008-09-11 Janis Johnson <janis187@us.ibm.com>
2780 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
2782 2008-09-11 Richard Guenther <rguenther@suse.de>
2784 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
2785 entering the weaker equivalence recording.
2787 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
2789 2008-09-11 Jeff Law <law@redhat.com>
2791 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
2792 by assign_stack_local on the IRA path for stack slot sharing
2793 as well as the non-IRA path.
2795 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
2797 * config/i386/i386.h: Fix whitespace issues.
2799 2008-09-11 Martin Jambor <mjambor@suse.cz>
2801 * ipa-prop.h (struct ipa_param_flags): Removed.
2802 (struct ipa_param_descriptor): New structure.
2803 (struct ipa_node_params): ipcp_lattices, param_decls and
2804 param_flags moved to ipa_param_description.
2805 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
2806 descriptors. Renamed all users.
2807 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
2808 changed to access descriptors. Renamed all users.
2809 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
2810 to access descriptors. Renamed all users.
2811 * ipa-cp.c (ipcp_init_cloned_node): Call
2812 ipa_initialize_node_params instead of ipa_count_formal_params and
2813 ipa_create_param_decls_array.
2814 (ipcp_analyze_node): Likewise.
2815 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
2816 descriptors. Renamed all users.
2817 (ipcp_initialize_node_lattices): Remove allocation.
2818 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2819 ipa_initialize_node_params instead of ipa_count_formal_params and
2820 ipa_create_param_decls_array.
2821 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
2822 ipa_populate_param_decls, made static, added parameter info,
2823 renamed mt to node, removed allocation, changed to use
2825 (ipa_count_formal_params): Made static, added parameter info,
2827 (ipa_initialize_node_params): New function.
2828 (ipa_check_stmt_modifications): Changed to use descriptors.
2829 (ipa_detect_param_modifications): Removed allocation, changed to
2831 (ipa_note_param_call): Changed to use descriptors.
2832 (ipa_analyze_params_uses): Removed allocation.
2833 (ipa_free_node_params_substructures): Changed to use descriptors.
2834 (ipa_edge_duplication_hook): Use the unused attribute.
2835 (ipa_node_duplication_hook): Use the unused attribute, changed to
2836 use descriptors, changed to duplicate descriptors.
2838 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
2839 changed all callers. Call ipa_propagate_indirect_call_infos if doing
2840 indirect inlining. Made static.
2841 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
2842 functions called only once.
2843 (cgraph_decide_recursive_inlining): Don't call
2844 ipa_propagate_indirect_call_infos, pass new_edges to
2845 cgraph_mark_inline_edge instead.
2846 (cgraph_decide_inlining_of_small_functions): Don't call
2847 ipa_propagate_indirect_call_infos, pass new_edges to
2848 cgraph_mark_inline_edge instead.
2849 (cgraph_decide_inlining): Don't call
2850 ipa_propagate_indirect_call_infos.
2851 * ipa-prop.c: Check that vectors are allocated.
2853 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
2854 iff a new cgraph edges have been created.
2855 (cgraph_decide_inlining): New variable redo_always_inline.
2856 Flattening and always_inlining loop until callgraph stabilizes.
2857 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
2858 true iff new cgraph edges have been created.
2859 (propagate_info_to_inlined_callees): Likewise.
2860 (ipa_propagate_indirect_call_infos): Likewise.
2862 2008-09-11 Richard Guenther <rguenther@suse.de>
2864 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
2865 (set_prologue_iterations): Likewise.
2866 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2868 (vect_update_init_of_dr): Likewise.
2869 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
2871 * fold-const.c (fold_unary): Do not generate calculations
2874 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
2876 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
2877 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
2878 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
2880 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
2882 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
2883 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
2884 before finalizing the changes.
2885 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
2887 (simplify_truth_ops_using_ranges): New.
2888 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
2889 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
2890 whether a simplification was made.
2891 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
2892 use a switch statement and also call simplify_truth_ops_using_ranges.
2894 2008-09-11 Jan Hubicka <jh@suse.cz>
2896 * ggc-common.c (loc_array): Make static.
2897 * dce.c (rest_of_handle_ud_dce): Free worklist.
2899 2008-09-11 Jan Hubicka <jh@suse.cz>
2901 * cgraph.c (cgraph_release_function_body): Plug memory leak on
2902 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
2903 function so we are sure we do not dangle it forever.
2904 * function.c (outer_function_chain, find_function_data): Remove.
2905 (function_context_stack): New.
2906 (push_function_context, pop_function_context): Update.
2907 * function.h (struct function): Remove pointer outer.
2908 (outer_function_chain, find_function_data): Remove.
2909 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
2911 2008-09-11 Jan Hubicka <jh@suse.cz>
2914 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
2916 2008-09-11 Jan Hubicka <jh@suse.cz>
2918 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
2920 2008-09-11 Jan Hubicka <jh@suse.cz>
2922 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
2923 (free_var_map_entry): New function.
2924 (redirect_edge_var_map_destroy): Use it.
2926 2008-09-11 Jan Hubicka <jh@suse.cz>
2929 * tree-inline.c (add_lexical_block): Replace with ...
2930 (prepend_lexical_block): ... prepend at begginig.
2931 (remap_blocks): Use it and reverse later.
2932 (expand_call_inline): Use prepend_lexical_block.
2934 2008-09-11 Jan Hubicka <jh@suse.cz>
2936 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
2938 2008-09-11 Jan Hubicka <jh@suse.cz>
2940 * function.c (free_after_compilation): Call insn_locators_free.
2941 * cfglayout.c (insn_locators_free): New function.
2942 * rtl.h (insn_locators_free): Declare.
2944 2008-09-11 Jan Hubicka <jh@suse.cz>
2946 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
2948 (cond_move_process_if_block): Update call.
2950 2008-09-11 Jan Hubicka <jh@suse.cz>
2952 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
2953 * vec.c: Include hashtab.h
2954 (vec_descriptor, ptr_hash_entry): New structures.
2955 (vec_desc_hash, vec_ptr_map): New static variables.
2956 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
2957 register_overhead, free_overhead, vec_heap_free): New functions.
2958 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
2959 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
2960 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
2963 2008-09-11 Ira Rosen <irar@il.ibm.com>
2965 PR tree-optimization/37474
2966 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
2967 length of load permutation.
2969 2008-09-11 Andreas Schwab <schwab@suse.de>
2971 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
2973 2008-09-11 Jakub Jelinek <jakub@redhat.com>
2976 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
2977 * dse.c (find_shift_sequence): Use extract_low_bits instead of
2978 simplify_gen_subreg.
2980 2008-09-11 Ira Rosen <irar@il.ibm.com>
2982 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
2985 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2988 * gimplify.c (gimplify_body): Call default_rtl_profile.
2991 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
2992 instead of tok->val.node if not expanding to something else. Handle
2993 intervening CPP_PADDING tokens.
2994 (altivec_categorize_keyword): Remove unneeded comparisons.
2996 2008-09-10 Richard Guenther <rguenther@suse.de>
2998 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3000 2008-09-10 Richard Guenther <rguenther@suse.de>
3003 * tree-inline.c (insert_init_stmt): Make sure to not
3004 insert invalid gimple stores.
3006 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3008 PR tree-optimization/37388
3009 * toplev.c (process_options): Fail and warn when graphite
3010 flags are used, but the compiler has not been configured
3011 with graphite libraries.
3012 * graphite.c (graphite_transform_loops): Remove printfs
3013 to dump_file for the case when graphite is not available.
3015 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3018 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3019 the even element into register.
3020 (ix86_expand_vector_init_general): Don't use
3021 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3022 if we can't move from GPR to SSE register directly.
3024 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3026 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3027 not lose track of the number of NOPs needed. Number of NOPs needed
3028 for sync vs. loads workaround was switched; corrected. Run second
3029 pass for all workarounds. No NOPs needed after call insns. Change
3030 second pass to use find_next_insn_start and find_load helpers in order
3031 to properly detect parallel insns.
3032 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3034 2008-09-10 Jan Hubicka <jh@suse.cz>
3036 * value-prof.c (gimple_ic): Fix tuplification bug.
3037 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3040 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3042 PR tree-optimization/37353
3043 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3044 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3045 calls instead of cond_dead_built_in_calls.
3046 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3047 initalize the vector only before adding first entry. Use VEC_safe_push
3048 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3049 shrink_wrap_conditional_dead_built_in_calls call.
3051 2008-09-10 Ira Rosen <irar@il.ibm.com>
3053 PR tree-optimization/37385
3054 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3055 argument, and use it as a vector type if not NULL.
3056 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3058 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3059 additional argument.
3060 (vectorizable_load): Likewise.
3062 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3064 * config/i386/i386.md (SWI32): New mode iterator.
3065 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3068 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3070 PR rtl-optimization/37435
3071 * caller-save.c (insert_restore, insert_save): Check the mode by
3074 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3077 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3079 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3082 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3084 * doc/invoke.texi (ARM Options): Correct errors in discussion
3085 of -mfloat-abi, -mhard-float, and -msoft-float.
3087 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3088 Jan Hubicka <jh@suse.cz>
3091 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3092 calling gimple_regimplify_operands on it. Iterate over all newly
3093 added statements, not just the last one.
3094 (insert_init_stmt): Insert stmt into seq first, then call
3095 gimple_regimplify_operands on it. Don't create new gimplification
3096 context, nor find referenced vars.
3098 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3101 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3102 to pointer to vector pointer.
3103 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3104 propagate_info_to_inlined_callees): Likewise.
3105 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3106 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3107 ipa_check_create_edge_args.
3108 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3109 argument to pointer to vector pointer.
3110 (cgraph_decide_inlining_of_small_function): Adjust
3111 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3115 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3116 optimizing for size, not speed.
3118 PR rtl-optimization/37408
3119 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3120 if parm is promoted.
3122 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3124 PR tree-optimization/37375
3125 * tree-scalar-evolution.c (scev_info_str): Add field
3127 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3128 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3129 set_instantiated_value): Pass instantiated_below.
3130 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3132 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3133 the definitions are not instantiated.
3135 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3136 (block_before_loop): New.
3137 * tree-data-ref.c (dr_analyze_indices): Update uses of
3139 * graphite.c (block_before_scop): New.
3140 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3141 basic block, not a loop for determining the parameters.
3142 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3144 (idx_record_params, find_params_in_bb, find_scop_parameters,
3145 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3146 to instantiate_scev.
3148 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3150 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3154 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3156 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3157 Check zero freq and increase if necessary.
3159 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3161 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3162 regno is in the right range. Add comments.
3164 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3166 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3168 * mips-tfile.c (copy_object): Cast alloca result to int *.
3169 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3171 Rename class to sclass.
3172 (read_tfile): Cast read_seek return values to proper types.
3173 Cast xcalloc return value to proper type.
3175 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3177 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3178 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3179 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3181 2008-09-09 Jan Hubicka <jh@suse.cz>
3183 * profile.c (is_edge_inconsistent): Add debug output; ignore
3184 negative count on fake edges.
3185 (is_inconsistent): Add debug output.
3187 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3189 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3191 (choose_ready): When first insn is chosen from the ready list, also
3194 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3196 PR rtl-optimization/37360
3197 * haifa-sched.c (max_issue): Do not assert that we never issue more
3198 insns than issue_rate. Add comment.
3200 2008-09-09 Richard Guenther <rguenther@suse.de>
3202 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3203 (verify_types_in_gimple_call): Rename to ...
3204 (verify_gimple_call): ... this. Enhance.
3205 (verify_types_in_gimple_cond): Remove.
3206 (verify_gimple_comparison): New function ...
3207 (verify_types_in_gimple_assign): ... split out from here.
3208 (verify_types_in_gimple_return): Rename to ...
3209 (verify_gimple_return): ... this. Enhance.
3210 (verify_types_in_gimple_switch): Rename to ...
3211 (verify_gimple_switch): ... this. Enhance.
3212 (verify_gimple_goto): New function.
3213 (verify_types_in_gimple_phi): Rename to ...
3214 (verify_gimple_phi): ... this. Enhance.
3215 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3216 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3217 (verify_types_in_gimple_seq_2): Remove cases handled in
3218 verify_types_in_gimple_stmt.
3220 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3222 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3223 (push_multiple_operation, pop_multiple_operation): Set it.
3224 (workaround_rts_anomaly): New function.
3225 (workaround_speculation): New function, broken out of bfin_reorg.
3226 (bfin_reorg): Call the new functions.
3228 2008-09-09 Richard Guenther <rguenther@suse.de>
3232 * gimplify.c (gimplify_conversion): Change conversions of
3233 non-register type to VIEW_CONVERT_EXPRs.
3234 (gimplify_addr_expr): If we need to make the operand
3235 addressable make sure to use a properly initialized
3236 temporary for that so it gets a valid gimple store.
3238 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3240 * function.h (struct function): Add function_start_locus.
3241 * cfgexpand.c (gimple_expand_cfg): Use it.
3242 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3244 2008-09-09 Richard Guenther <rguenther@suse.de>
3246 PR tree-optimization/37433
3247 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3250 2008-09-09 Richard Guenther <rguenther@suse.de>
3252 PR tree-optimization/37387
3253 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3254 and bits to a common type.
3256 2008-09-09 Nick Clifton <nickc@redhat.com>
3258 * config/v850/v850.md (return): Restore frame size restriction.
3260 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3262 * c-common.c (c_expand_decl): Remove.
3263 * c-common.h (anon_aggr_type_p): Remove prototype.
3264 (DECL_ANON_UNION_ELEMS): Remove.
3265 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3266 * c-decl.c (anon_aggr_type_p): Remove.
3267 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3268 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3269 * langhooks.h (struct lang_hooks): Remove expand_decl.
3270 * langhooks.c (lhd_expand_decl): Remove.
3271 * stmt.c (expand_anon_union_decl): Remove.
3272 * tree.h (expand_anon_union_decl): Remove prototype.
3274 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3277 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3279 * config/avr/avr.md (QISI) : Define mode iterator.
3280 (negated_tst<mode>) : Redefine as split using mode macro.
3281 (reversed_tstqi): Define insn as reversed compare with zero.
3282 (reversed_tsthi): Ditto.
3283 (reversed_tstsi): Ditto.
3285 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3288 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3289 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3292 * predict.c (optimize_function_for_size_p): Don't segfault if
3294 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3295 tree_swap_operands_p): Don't test cfun != NULL before calling
3296 optimize_function_for_s*_p.
3298 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3300 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3303 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3305 * crx/crx.h (IRA_COVER_CLASSES): Define.
3307 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3310 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3311 even when a stmt has been gimple_modified_p, but after fold_stmt is
3312 not any longer. Remove unneeded may_have_exposed_new_symbols
3315 2008-09-08 Richard Guenther <rguenther@suse.de>
3317 PR tree-optimization/37421
3318 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3321 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3324 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3326 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3329 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3330 * pa-hpux10.h (LINK_SPEC): Likewise.
3331 * pa-hpux11.h (LINK_SPEC): Likewise.
3333 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3335 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3336 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3338 2008-09-07 Helge Deller <deller@gmx.de>
3340 * pa/linux-atomic.c: New file.
3341 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3342 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3344 2008-09-07 Richard Guenther <rguenther@suse.de>
3345 Ira Rosen <irar@il.ibm.com>
3347 PR tree-optimization/36630
3348 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3349 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3351 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3352 Ira Rosen <irar@il.ibm.com>
3354 PR tree-optimization/35642
3355 * config/rs6000/altivec.md (mulv8hi3): Implement.
3357 2008-09-06 Jeff Law <law@redhat.com>
3359 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3361 2008-09-06 Jan Hubicka <jh@suse.cz>
3363 PR tree-optimization/14703
3364 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3366 * passes.c (init_optimization_passes): Recompute inline parameters.
3368 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3370 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3373 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3374 Peter Fuerst <post@pfrst.de>
3376 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3377 * doc/extend.texi: Document __builtin_mips_cache.
3378 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3379 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3380 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3381 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3382 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3383 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3384 (set_push_mips_isas): New variable.
3385 (mips_r10k_cache_barrier): New variable.
3386 (cache): New availability predicate.
3387 (mips_builtins): Add an entry for __builtin_mips_cache.
3388 (mips_build_cvpointer_type): New function.
3389 (MIPS_ATYPE_CVPOINTER): New macro.
3390 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3392 (r10k_simplified_address_p, r10k_simplify_address)
3393 (r10k_uncached_address_p, r10k_safe_address_p)
3394 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3395 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3396 (r10k_insert_cache_barriers): New functions.
3397 (mips_reorg_process_insns): Delete cache barriers after a
3398 branch-likely instruction.
3399 (mips_reorg): Call r10k_insert_cache_barriers.
3400 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3401 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3402 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3403 (mips_cache, r10k_cache_barrier): New define_insns.
3405 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3407 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3408 * ira-color.c (setup_allocno_left_conflicts_num): Use
3409 hard_reg_set_equal_p instead of a comparison with
3410 ira_zero_hard_reg_set.
3411 * ira.c (setup_reg_subclasses): Likewise.
3412 (setup_cover_and_important_classes): Likewise.
3413 (setup_class_translate): Likewise.
3414 (setup_reg_class_intersect_union): Likewise.
3415 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3416 (ira_init_once): Don't initialize them.
3418 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3420 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
3422 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3424 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
3426 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3428 Improved branch hints, safe hints, and scheduling.
3430 * haifa-sched.c (sched_emit_insn) : Define.
3431 * sched-int.h (sched_emit_insn) : Add prototype.
3432 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
3433 -mhint-max-distance -msafe-hints) : Document.
3434 * config/spu/spu.c (spu_flag_var_tracking): New.
3435 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
3436 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
3437 TARGET_ASM_FILE_START): Define.
3438 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
3439 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
3440 (spu_emit_branch_hint): Add blocks argument.
3441 (insert_branch_hints, insert_nops): Remove.
3442 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
3443 uses_ls_unit, spu_sched_init_global, spu_sched_init,
3444 spu_sched_reorder, asm_file_start): New functions.
3445 (clock_var, spu_sched_length, pipe0_clock,
3446 pipe1_clock, prev_clock_var, prev_priority,
3447 spu_ls_first, prev_ls_clock): New static variables.
3448 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
3449 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
3450 (nopn_nv): Add a non-volatile version of nop.
3451 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
3452 -mhint-max-distance, -msafe-hints): New options.
3454 2008-09-05 Janis Johnson <janis187@us.ibm.com>
3455 Samuel Tardieu <sam@rfc1149.net>
3457 * opts.c (decode_options): Combine nested if statements.
3460 * opts.c (decode_options): Handle more relationships among
3461 unit-at-a-time, toplevel-reorder, and section-anchors.
3463 2008-09-05 David Daney <ddaney@avtrex.com>
3465 * doc/install.texi (--enable-reduced-reflection): Document new option.
3467 2008-09-05 Bob Wilson <bob.wilson@acm.org>
3469 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
3471 (constantpool_operand): New.
3472 (move_operand): Disallow sub-word modes for the constant pool.
3473 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
3474 (xtensa_secondary_reload_class): Replace with....
3475 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
3476 Set icode for sub-word reloads from the constant pool.
3477 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
3478 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3479 * config/xtensa/xtensa.md (reload<mode>_literal): New.
3480 * config/xtensa/xtensa-protos.h: Update prototypes.
3482 2008-09-05 Joseph Myers <joseph@codesourcery.com>
3484 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
3485 (REG_CLASS_NAMES): Update.
3486 (REG_CLASS_CONTENTS): Update.
3487 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
3488 of ALL_REGS for regs 77 and 78.
3489 * function.c (instantiate_virtual_regs_in_insn): Assert that
3490 return value of simplify_gen_subreg is not NULL.
3492 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
3494 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
3495 (gen_rtvec_v): Fix coding standards.
3497 2008-09-04 Jan Hubicka <jh@suse.cz>
3499 * i386.c (decide_alg): Be more conservative about optimizing for size.
3501 2008-09-04 Ian Lance Taylor <iant@google.com>
3503 * varasm.c (narrowing_initializer_constant_valid_p): New
3505 (initializer_constant_valid_p): Call it.
3507 2008-09-04 Jeff Law <law@redhat.com>
3509 * fold-const.c (native_encode_real): Fix computation of WORDS.
3510 (native_interpret_real): Likewise.
3512 2008-09-04 Janis Johnson <janis187@us.ibm.com>
3514 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
3516 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3518 * ira-conflicts.c (process_regs_for_copy): Check insn to check
3519 that the cost is already taken into account in ira-costs.c
3521 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
3523 * ira-build.c (print_copy, print_copies, ira_debug_copy,
3524 ira_debug_copies): New.
3525 (ira_bulid): Call print_copies.
3527 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
3529 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
3532 * config/rs6000/rs6000.c (optimization_options): Remove check of
3533 flag_toplevel_order.
3535 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3537 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
3538 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
3539 second operand is a reg_imm10_operand.
3540 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
3541 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
3542 (*seq_<GPR:mode><GPR2:mode>): Rename to
3543 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
3545 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
3546 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
3548 (*sne_<GPR:mode><GPR2:mode>): Rename to
3549 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
3552 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3554 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
3555 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
3556 combining an arithmetic right shift by more than 31 and a
3557 trunction. Don't match for out-of-range shift amounts. Set
3558 attribute mode to <MODE>.
3559 (*lshr32_trunc<mode>): Name the pattern combining a logical right
3560 shift by 32 and and a truncation. Set attribute mode to <MODE>.
3561 (*<optab>_trunc<mode>_exts): New pattern for truncated right
3562 shifts by less than 32.
3563 (extv): Change predicate on first operand to accept registers.
3564 Change predicate of the other operands from immediate_operand to
3565 const_int_operand. Expand exts when source is a register.
3566 (extzv): Change predicate of the constant operands from
3567 immediate_operand to const_int_operand.
3568 (extzv<mode>): Change predicate of the constant operands from
3569 immediate_operand to const_int_operand and no constraint. Also
3571 (*extzv_trunc<mode>_exts): New pattern.
3573 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3575 * config/mips/mips.h (ISA_HAS_CINS): New macro.
3576 * config/mips/mips-protos.h (mask_low_and_shift_p,
3577 mask_low_and_shift_len): Declare.
3578 * config/mips/mips.c (mask_low_and_shift_p,
3579 mask_low_and_shift_len): New functions.
3580 (mips_print_operand): Handle new operand prefix "m".
3581 * config/mips/mips.md (*cins<mode>): New pattern.
3583 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3585 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
3586 optimizing for size.
3588 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3590 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
3591 regardless of epilogue_completed.
3593 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3596 * ira-lives.c (process_bb_node_lives): Check setjmp.
3598 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3601 * ira-build.c (form_loop_tree): Reverse BB walk.
3602 (create_bb_allocnos): Likewise.
3603 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
3604 (mark_reg_store): Rename to...
3605 (mark_ref_live): ...this and take a df_ref argument instead of
3606 note_stores arguments. Assert that we have a register.
3607 (mark_reg_clobber): Delete.
3608 (def_conflicts_with_inputs_p): New function.
3609 (mark_reg_conflicts): Delete.
3610 (mark_reg_death): Rename to...
3611 (mark_ref_dead): ...this and take a df_ref argument instead of
3612 a register. Assert that we have a register.
3613 (process_bb_node_lives): Hoist frequency calculation out of
3614 instruction walk. Convert from a forwards scan to a backwards scan.
3615 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
3616 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
3617 (create_allocno_live_ranges): Don't create regs_set.
3619 2008-09-04 Ian Lance Taylor <iant@google.com>
3621 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
3622 or REG_LABEL_TARGET.
3623 * calls.c (emit_library_call_value_1): Use MEM_P rather than
3624 comparing MODE with MEM.
3625 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
3626 comparing with GF_PREDICT_TAKEN.
3627 (gimple_get_lhs): Change code to enum gimple_code.
3628 (gimple_set_lhs): Likewise.
3629 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
3630 * omp-low.c (find_omp_clause): Change kind parameter to enum
3632 * tree-flow.h (find_omp_clause): Update declaration.
3633 * regrename.c (clear_dead_regs): Change kind parameter to enum
3635 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
3637 * see.c (see_get_extension_data): Change return type to enum
3638 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
3639 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
3640 (see_gen_normalized_extension): Change extension_code parameter to
3642 (see_seek_pre_extension_expr): Change extension_code to enum
3644 (see_merge_one_def_extension): Likewise.
3645 (see_handle_relevant_defs): Likewise.
3646 (see_handle_relevant_uses): Likewise.
3647 (see_analyze_one_def): Likewise.
3648 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
3649 GIMPLE_ASM rather than ASM_EXPR.
3650 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
3651 GIMPLE_RETURN rather than RETURN_EXPR.
3652 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
3653 (evaluate_stmt): Likewise.
3654 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
3655 to enum vect_relevant.
3656 (vect_mark_stmts_to_be_vectorized): Change assertion to not
3657 compare gimple codes with tree codes.
3659 2008-09-04 Paul Brook <paul@codesourcery.com>
3661 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
3663 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3665 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
3666 pointer check lost in the recent no-unit-at-a-time patch.
3668 2008-09-04 Jan Hubicka <jh@suse.cz>
3671 * tree-switch-conversion.c (check_final_bb): Accept only IP
3674 2008-09-04 Jan Hubicka <jh@suse.cz>
3676 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
3678 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
3679 using_ranges argument.
3680 (vrp_evaluate_conditional): Avoid bogus warning for type range.
3681 (vrp_visit_cond_stmt): Update call of
3682 vrp_evaluate_conditional_warnv_with_ops
3684 2008-09-04 Jan Hubicka <jh@suse.cz>
3686 PR tree-optimization/37345
3687 PR tree-optimization/37358
3688 PR tree-optimization/37357
3689 * tree.c (build_function_type_skip_args): Build distinct type copy;
3691 (build_function_decl_skip_args): Set type of new decl not orig decl;
3692 clear DECL_VINDEX for methods turned into functions.
3694 2008-09-04 Nick Clifton <nickc@redhat.com>
3696 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
3697 * configure: Regenerate.
3698 * config.in: Regenerate.
3699 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
3700 alignment field, if it is supported.
3702 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
3704 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
3707 2008-09-03 David Edelsohn <edelsohn@gnu.org>
3709 * config/rs6000/rs6000.c (processor_target_table): Do not
3710 enable VMX for POWER6.
3712 2008-09-03 Anton Blanchard <anton@samba.org>
3714 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
3715 emit memory barrier before operation.
3717 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
3720 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
3721 default_elf_asm_output_external.
3723 2008-09-03 Jeff Law <law@redhat.com>
3725 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
3727 2008-09-03 Richard Henderson <rth@redhat.com>
3729 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
3730 memory barrier to below the test-and-set.
3731 (alpha_split_lock_test_and_set_12): Likewise.
3733 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3737 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
3740 * ira-color.c (print_loop_title): Use all_allocnos.
3741 (color_pass): Ditto. Don't add border_allocnos. Check that
3742 subloop allocno in the correspdoning bitmap all_allocnos.
3744 * ira-emit.c (change_loop): Use all_allocnos.
3746 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
3747 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
3748 (create_cap_allocno): Remove setting mentioned_allocnos.
3749 (create_insn_allocnos): Ditto.
3750 (remove_unnecessary_allocnos): Use all_allocnos.
3751 (check_allocno_creation): Check that allocnos are in the
3752 corresponding bitmap all_allocnos.
3754 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3758 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
3759 (process_regs_for_copy): Process subregs. Refine check when cost
3760 is taken into account in ira-costs.c.
3761 (process_reg_shuffles): Use REG_SUBREG_P.
3762 (add_insn_allocno_copies): Ditto. Ignore modes.
3764 * ira-color.c (conflict_allocno_vec): New.
3765 (COST_HOP_DIVISOR): New macro.
3766 (update_copy_costs_1): Use it.
3767 (update_conflict_hard_regno_costs): New function.
3768 (assign_hard_reg): Use it.
3769 (ira_color): Allocate and free conflict_allocno_vec.
3771 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3775 * ira-int.h (ira_sort_insn_chain): Remove.
3777 * ira.c (basic_block_order_nums, chain_insn_order,
3778 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
3779 (ira): Don't call ira_sort_insn_chain.
3781 * reload1.c (reload): Don't call ira_sort_insn_chain.
3783 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3786 * cgraphunit.c (update_call_expr): Remove eh regions from statements
3787 which become non throw.
3788 (cgraph_function_versioning): Also clear DECL_WEAK. Call
3789 update_call_expr after updating the flags on the decl.
3791 2008-09-03 Jan Hubicka <jh@suse.cz>
3793 PR tree-optimization/37315
3794 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
3795 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
3796 (cgraph_analyze_functions): Use node->analyzed
3797 (cgraph_mark_functions_to_output): Likewise.
3798 (cgraph_expand_function): All functions can be released after
3800 (cgraph_optimize): Use gimple_has_body_p.
3801 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
3802 (cgraph_decide_inlining_incrementally): Likewise.
3803 (inline_transform): Inline transform.
3804 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
3806 (inlinable_function_p): Drop gimple_body check.
3807 (expand_call_inline): Use gimple_has_body_p.
3808 * gimple.c (gimple_has_body_p): New.
3809 * gimple.h (gimple_has_body_p): Add prototype.
3810 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
3811 (dump_function_to_file): Use gimple_has_body_p check.
3813 2008-09-03 Jakub Jelinek <jakub@redhat.com>
3816 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
3818 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
3820 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3822 From Michael Frysinger <michael.frysinger@analog.com>
3823 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
3824 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
3827 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
3830 * doc/extend.texi: Document picoChip builtin functions.
3831 * doc/invoke.texi: Document picoChip options.
3832 * doc/contrib.texi: Add picoChip contribution.
3833 * doc/md.texi: Document picoChip constraints.
3834 * config.gcc: Add picochip-*-*.
3835 * config/picochip/: Add new port.
3837 2008-09-03 Richard Guenther <rguenther@suse.de>
3839 PR tree-optimization/37328
3840 * tree-sra.c (sra_build_assignment): Gimplify properly.
3841 (generate_copy_inout): Take the correct stmt as definition,
3842 remove bogus assert.
3844 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3846 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
3849 From Michael Frysinger <michael.frysinger@analog.com>
3850 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
3852 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
3854 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
3855 (__gthread_setspecific): Revert 2008-08-31 change to
3856 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
3858 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
3860 * diagnostic.c (error_at): New.
3861 * toplev.h (error_at): New prototype.
3862 * c-typeck.c (build_array_ref): Call error_at instead of error.
3863 Pass location to pedwarn.
3865 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
3867 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
3869 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3871 * dwarf2out.c (tree_add_const_value_attribute): Only handle
3872 VAR_DECL and CONST_DECL.
3874 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3875 Jakub Jelinek <jakub@redhat.com>
3877 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
3878 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
3879 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
3880 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
3881 Don't set ix86_save_varrargs_registers.
3882 (ix86_setup_incoming_varargs): Assume cum != NULL.
3883 (ix86_va_start): Check ix86_varargs_gpr_size and
3884 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
3885 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
3886 from frame pointer if ix86_varargs_gpr_size == 0.
3887 (ix86_compute_frame_layout): Updated.
3888 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
3889 (ix86_varargs_gpr_size): Define.
3890 (ix86_varargs_fpr_size): Likewise.
3891 (machine_function): Remove save_varrargs_registers.
3892 Add varargs_gpr_size and varargs_fpr_size.
3894 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3896 * config/alpha/alpha.c (va_list_skip_additions,
3897 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
3898 (alpha_gimplify_va_arg): Call unshare_expr on second use of
3901 PR tree-optimization/36766
3902 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
3903 for already removed basic blocks.
3906 * real.c (real_maxval): Clear a lower bit to make real_maxval
3907 match get_max_float for IBM long double format.
3909 2008-09-02 Andreas Schwab <schwab@suse.de>
3911 * configure.ac: Use m4_quote to quote the expansion of m4_do.
3912 * configure: Regenerate.
3914 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
3916 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
3917 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
3918 checking for a non-VOID CONSTANT_P.
3920 2008-09-02 Jan Hubicka <jh@suse.cz>
3922 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
3923 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
3926 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3928 * expr.c (emit_group_store): Don't assert stack temp mode size.
3930 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
3931 Tobias Grosser <grosser@fim.uni-passau.de>
3932 Jan Sjodin <jan.sjodin@amd.com>
3933 Harsha Jagasia <harsha.jagasia@amd.com>
3934 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3935 Konrad Trifunovic <konrad.trifunovic@inria.fr>
3936 Adrien Eliche <aeliche@isty.uvsq.fr>
3938 Merge from graphite branch.
3941 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
3942 * doc/invoke.texi (-floop-block, -floop-interchange,
3943 -floop-strip-mine): Document new flags.
3944 * tree-into-ssa.c (gimple_vec): Moved...
3945 * tree-loop-distribution.c (rdg_component): Moved...
3946 * cfgloopmanip.c: Include tree-flow.h.
3947 (update_dominators_in_loop): New.
3948 (create_empty_if_region_on_edge): New.
3949 (create_empty_loop_on_edge): New.
3950 (loopify): Use update_dominators_in_loop.
3951 * tree-pass.h (pass_graphite_transforms): Declared.
3952 * configure: Regenerate.
3953 * tree-phinodes.c (make_phi_node): Export.
3954 (add_phi_node_to_bb): New, split from create_phi_node.
3955 * tree-chrec.c (for_each_scev_op): New.
3956 * tree-chrec.h (for_each_scev_op): Declared.
3957 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
3958 (remove_statement): Call get_phi_with_result.
3959 * config.in (HAVE_cloog): Undef.
3960 * gdbinit.in (pgg): New.
3961 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
3962 * tree-ssa-loop.c (graphite_transforms): New.
3963 (gate_graphite_transforms): New.
3964 (pass_graphite_transforms): New.
3965 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
3966 HAVE_cloog): Defined.
3967 * tree-vectorizer.c (rename_variables_in_bb): Export.
3968 * tree-data-ref.c (dr_may_alias_p): Export.
3969 (stmt_simple_memref_p): New.
3970 (find_data_references_in_stmt): Export.
3971 (find_data_references_in_loop): Export.
3972 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
3973 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
3974 (create_rdg_vertices): Export.
3975 (build_empty_rdg): New.
3976 (build_rdg): Call build_empty_rdg. Free dependence_relations.
3977 * tree-data-ref.h (rdg_component): ... here.
3979 (struct data_reference): Add a field scop.
3981 (find_data_references_in_loop): Declared.
3982 (find_data_references_in_stmt): Declared.
3983 (create_rdg_vertices): Declared.
3984 (dr_may_alias_p): Declared.
3985 (stmt_simple_memref_p): Declared.
3986 (struct rdg_edge): Add a field ddr_p relation.
3987 (build_empty_rdg): Declared.
3988 * lambda.h (lambda_matrix): Declare a VEC of.
3989 (find_induction_var_from_exit_cond): Declared.
3990 (lambda_vector_compare): New.
3991 * common.opt (fgraphite, floop-strip-mine,
3992 floop-interchange, floop-block): New flags.
3993 * lambda-code.c (find_induction_var_from_exit_cond): Export.
3994 * cfgloop.c (is_loop_exit): New.
3995 * cfgloop.h (is_loop_exit): Declared.
3996 (create_empty_if_region_on_edge): Declared.
3997 (create_empty_loop_on_edge): Declared.
3998 * tree-flow.h (add_phi_node_to_bb): Declared.
3999 (make_phi_node): Declared.
4000 (rename_variables_in_bb): Declared.
4001 (perfect_loop_nest_depth): Declared.
4002 (graphite_transform_loops): Declared.
4003 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4004 (graphite.o-warn): Add -Wno-error.
4005 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4006 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4007 (INCLUDES): Add PPLINC, CLOOGINC.
4008 (OBJS-common): Add graphite.o.
4009 (graphite.o): Add rule.
4010 * gimple.h (gimple_vec): ... here.
4011 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4012 * passes.c (init_optimization_passes): Schedule
4013 pass_graphite_transforms.
4015 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4018 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4019 and -fno-toplevel-reorder after handle_options.
4021 2008-09-02 Paul Brook <paul@codesourcery.com>
4023 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4024 (arm_override_options): Set arm_tune_cortex_a9.
4025 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4026 (arm_issue_rate): Handle cortexa9.
4027 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4028 * config/arm/arm-cores.def: Add cortex-a9.
4029 * config/arm/arm-tune.md: Regenerate.
4030 * config/arm/arm.md: Include cortex-a9.md.
4031 (generic_sched, generic_vfp): Add cortexa9.
4032 * config/arm/cortex-a9.md: New file.
4034 2008-09-02 Richard Guenther <rguenther@suse.de>
4036 PR tree-optimization/37327
4037 * tree-vrp.c (register_new_assert_for): Make sure to not have
4038 TREE_OVERFLOW set on the bound.
4040 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4042 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4044 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4045 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4048 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4050 * gcc/config/spu/spu.md (divdf3): Removed.
4052 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4054 PR tree-optimization/37095
4055 * cgraph.c (cgraph_node): When creating new cgraph node after
4056 assembler_name_hash has been populated, record it in the hash
4059 2008-09-01 Paul Brook <paul@codesourcery.com>
4061 * doc/invoke.texi: Document -mword-relocations.
4062 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4063 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4064 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4065 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4066 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4067 (arm_emit_movpair): New function.
4068 (arm_print_operand <c>): Handle sybolic addresses.
4069 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4070 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4071 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4072 * config/arm/arm.opt: Add -mword-relocations.
4073 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4074 (arm_movt, arm_movw): New.
4076 2008-09-01 Paul Brook <paul@codesourcery.com>
4078 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4079 Allow Interworking on ARMv4 EABI based targets.
4080 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4081 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4083 2008-09-01 Paul Brook <paul@codesourcery.com>
4085 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4086 optimized LT0 test. Remove optimization for GT.
4088 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4090 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4091 openmp applications.
4092 * pa-hpux11.h (LIB_SPEC): Likewise.
4094 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4097 2008-09-01 Jan Hubicka <jh@suse.cz>
4099 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4100 present, use only counts; when guessed use only frequencies.
4101 (estimate_bb_frequencies): Use function_frequency.
4102 * profile.c (compute_branch_probabilities): Exit early when
4103 profile reading failed. Set profile_status.
4104 (branch_prob): Do not set profile_status.
4106 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4108 * tree.c (protected_set_expr_location): New.
4109 * tree.h (protected_set_expr_location): New prototype.
4110 * c-tree.h (build_array_ref): Add argument.
4111 (parser_build_unary_op): Same.
4112 * c-typeck.c (build_indirect_ref): Handle new location argument.
4113 (build_array_ref): Same.
4114 (parser_build_unary_op): Same.
4115 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4117 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4119 * c-common.c (finish_label_address_expr): Handle new location argument.
4120 * c-common.h (build_indirect_ref): Add argument.
4121 (finish_label_address_expr): Same.
4122 * c-parser.c (c_parser_unary_expression): Pass location to build
4124 (c_parser_postfix_expression): Same.
4126 2008-09-01 Paul Brook <paul@codesourcery.com>
4128 * config/arm/arm.md: Include cortex-r4f.md.
4129 (attr fpu): Update type list.
4130 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4131 fconstd, fcmps and fcmpd.
4132 (attr tune_cortexr4): Define.
4133 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4134 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4135 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4136 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4137 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4138 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4139 cortex_a8_vfp_farith: Ditto.
4140 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4141 * config/arm/cortex-r4.md: Use tune_cortexr4.
4142 * config/arm/cortex-r4f.md: New file.
4144 2008-09-01 Richard Guenther <rguenther@suse.de>
4146 PR tree-optimization/37305
4147 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4148 the result of constant conversions.
4149 (fold_gimple_assign): Likewise.
4151 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4153 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4154 #ifdef ENABLE_CHECKING.
4156 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4158 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4159 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4160 when !INSN_SCHEDULING.
4162 2008-09-01 Andreas Schwab <schwab@suse.de>
4164 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4166 2008-09-01 Paul Brook <paul@codesourcery.com>
4168 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4170 2008-09-01 Jan Hubicka <jh@suse.cz>
4172 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4174 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4176 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4177 * gimplify.c (gimplify_init_constructor): Add speed operand.
4178 * tree-sra.c (decide_block_copy): Likewise.
4179 * tree-inline.c (estimate_move_cost): Likewise.
4180 * config/alpha/alpha.h (MOVE_RATIO): Update.
4181 * config/frv/frv.c (MOVE_RATIO): Update.
4182 * config/spu/spu.h (MOVE_RATIO): Update.
4183 * config/sparc/sparc.h (MOVE_RATIO): Update.
4184 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4185 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4186 * config/cris/cris.h (MOVE_RATIO): Update.
4187 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4188 * config/arm/arm.h (MOVE_RATIO): Update.
4189 * config/pa/pa.md: Update uses of MOVE_RATIO
4190 * config/pa/pa.h (MOVE_RATIO): Update.
4191 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4192 CLEAR_RATIO, SET_RATIO): Update.
4193 * config/h8300/h8300.h (MOVE_RATIO): Update.
4194 * config/v850/v850.h (MOVE_RATIO): Update.
4195 * config/bfin/bfin.h (MOVE_RATIO): Update.
4197 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4198 Dmitry Melnik <dm@ispras.ru>
4199 Dmitry Zhurikhin <zhur@ispras.ru>
4200 Alexander Monakov <amonakov@ispras.ru>
4201 Maxim Kuvyrkov <maxim@codesourcery.com>
4203 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4204 sel-sched-dump.c, sel-sched-ir.c: New files.
4205 * Makefile.in (OBJS-common): Add selective scheduling object files.
4206 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4207 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4208 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4209 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4210 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4211 (make_forwarder_block): Update loop latch if we have redirected
4212 the loop latch edge.
4213 * cfgloop.c (get_loop_body_in_custom_order): New function.
4214 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4215 (CP_FALLTHRU_PREHEADERS): Likewise.
4216 (get_loop_body_in_custom_order): Declare.
4217 * cfgloopmanip.c (has_preds_from_loop): New.
4218 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4219 Assert that the preheader edge will be fall thru when it is set.
4220 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4221 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4222 fsel-sched-substitution, fselective-scheduling): New flags.
4223 * cse.c (hash_rtx_cb): New.
4225 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4226 sel_sched_insn_cnt): New counters.
4227 * final.c (compute_alignments): Export. Free dominance
4228 info after loop_optimizer_finalize.
4229 * genattr.c (main): Output maximal_insn_latency prototype.
4230 * genautomata.c (output_default_latencies): New.
4231 Factor its code from ...
4232 (output_internal_insn_latency_func): ... here.
4233 (output_internal_maximal_insn_latency_func): New.
4234 (output_maximal_insn_latency_func): New.
4235 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4236 (struct hard_reg_set_iterator): New.
4237 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4238 hard_reg_set_iter_next): New functions.
4239 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4240 * lists.c (remove_free_INSN_LIST_node,
4241 remove_free_EXPR_LIST_node): New functions.
4242 * loop-init.c (loop_optimizer_init): When
4243 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4244 calling create_preheaders.
4245 (loop_optimizer_finalize): Do not verify flow info after reload.
4246 * recog.c (validate_replace_rtx_1): New parameter simplify.
4247 Default it to true. Update all uses. Factor out simplifying
4249 (simplify_while_replacing): ... this new function.
4250 (validate_replace_rtx_part,
4251 validate_replace_rtx_part_nosimplify): New.
4252 * recog.h (validate_replace_rtx_part,
4253 validate_replace_rtx_part_nosimplify): Declare.
4254 * rtl.c (rtx_equal_p_cb): New.
4255 (rtx_equal_p): Use it.
4256 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4257 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4258 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4259 * vecprim.h: Add a vector type for unsigned int.
4260 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4261 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4262 ready_try, cycle_issued_insns, spec_info): Make global.
4263 (readyp): Initialize.
4264 (dfa_lookahead): New global variable.
4265 (old_max_uid, old_last_basic_block): Remove.
4266 (h_i_d): Make it a vector.
4267 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4269 (after_recovery, adding_bb_to_current_region_p):
4270 New variables to handle correct insertion of the recovery code.
4271 (struct ready_list): Move declaration to sched-int.h.
4272 (rgn_n_insns): Removed.
4273 (rtx_vec_t): Move to sched-int.h.
4274 (find_insn_reg_weight): Remove.
4275 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4276 (haifa_init_h_i_d, haifa_finish_h_i_d):
4277 New functions to initialize / finalize haifa instruction data.
4278 (extend_h_i_d, init_h_i_d): Rewrite.
4279 (unlink_other_notes): Move logic to add_to_note_list. Handle
4280 selective scheduler.
4281 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4282 find_fallthru_edge): Make global, remove static prototypes.
4283 (max_issue): Make global. Add privileged_n and state parameters. Use
4285 (extend_global, extend_all): Removed.
4286 (init_before_recovery): Add new param. Fix the handling of the case
4287 when we insert a recovery code before the EXIT which has a predecessor
4288 with a fallthrough edge to it.
4289 (create_recovery_block): Make global. Rename to
4290 sched_create_recovery_block. Update.
4291 (change_pattern): Rename to sched_change_pattern. Make global.
4292 (speculate_insn): Rename to sched_speculate_insn. Make global.
4293 Split haifa-specific functionality into ...
4294 (haifa_change_pattern): New static function.
4295 (sched_extend_bb): New static function.
4296 (sched_init_bbs): New function.
4297 (current_sched_info): Change type to struct haifa_sched_info.
4298 (insn_cost): Adjust for selective scheduling.
4299 (dep_cost_1): New function. Move logic from ...
4300 (dep_cost): ... here.
4301 (dep_cost): Use dep_cost_1.
4302 (contributes_to_priority_p): Use sched_deps_info instead of
4304 (priority): Adjust to work with selective scheduling. Process the
4305 corner case when all dependencies don't contribute to priority.
4306 (rank_for_schedule): Use ds_weak instead of dep_weak.
4307 (advance_state): New function. Move logic from ...
4308 (advance_one_cycle): ... here.
4309 (add_to_note_list, concat_note_lists): New functions.
4310 (rm_other_notes): Make static. Adjust for selective scheduling.
4311 (remove_notes, restore_other_notes): New functions.
4312 (move_insn): Add two arguments. Update assert. Don't call
4314 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4315 Remove more_issue, max_points. Move the code to initialize
4316 max_lookahead_tries to max_issue.
4317 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4318 ready. Adjust use of move_insn. Call restore_other_notes.
4320 (sched_init, sched_finish): Move Haifa-specific initialization/
4322 (haifa_sched_init, haifa_sched_finish): ... respectively.
4324 (setup_sched_dump): New function.
4325 (haifa_init_only_bb): New static function.
4326 (haifa_speculate_insn): New static function.
4327 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4328 (extend_ready, extend_all): Remove.
4329 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4330 (create_check_block_twin, add_to_speculative_block): Use
4331 haifa_insns_init instead of extend_global. Update to use new
4332 initialization functions. Change parameter. Factor out code from
4333 create_check_block_twin to ...
4334 (sched_create_recovery_edges) ... this new function.
4335 (add_block): Remove.
4336 (sched_scan_info): New.
4337 (extend_bb): Use sched_scan_info.
4338 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4339 static functions for walking through scheduling region.
4340 (sched_luids): New vector variable to replace uid_to_luid.
4341 (luids_extend_insn): New function.
4342 (sched_max_luid): New variable.
4343 (luids_init_insn): New function.
4344 (sched_init_luids, sched_finish_luids): New functions.
4345 (insn_luid): New debug function.
4346 (sched_extend_target): New function.
4347 (haifa_init_insn): New static function.
4348 (sched_init_only_bb): New hook.
4349 (sched_split_block): New hook.
4350 (sched_split_block_1): New function.
4351 (sched_create_empty_bb): New hook.
4352 (sched_create_empty_bb_1): New function.
4353 (common_sched_info, ready): New global variables.
4354 (current_sched_info_var): Remove.
4355 (move_block_after_check): Use common_sched_info.
4356 (haifa_luid_for_non_insn): New static function.
4357 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4358 (increase_insn_priority): New.
4359 * modulo-sched.c: (issue_rate): Remove static declaration.
4360 (sms_sched_info): Change type to haifa_sched_info.
4361 (sms_sched_deps_info, sms_common_sched_info): New variables.
4362 (setup_sched_infos): New.
4363 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4364 Do not call regstat_free_calls_crossed.
4365 (sms_print_insn): Use const_rtx.
4366 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4367 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4368 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4369 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4370 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4371 current_sched_info to use it.
4372 (enum reg_pending_barrier_mode): Move to sched-int.h.
4373 (h_d_i_d): New variable. Initialize to NULL.
4374 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4376 (estimate_dep_weak): Remove static declaration.
4377 (sched_has_condition_p): New function. Adjust users of
4378 sched_get_condition to use it instead.
4379 (conditions_mutex_p): Add arguments indicating which conditions are
4381 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4382 argument to indicate whether returned condition is reversed. Do not
4383 generate new rtx when condition should be reversed; indicate it by
4384 setting new argument instead.
4385 (add_dependence_list_and_free): Add deps parameter.
4386 Update all users. Do not free dependence list when
4387 deps context is readonly.
4388 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4390 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4391 (remove_from_deps): New. Use the above functions.
4392 (cur_insn, can_start_lhs_rhs_p): New static variables.
4393 (add_or_update_back_dep_1): Initialize present_dep_type.
4394 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4395 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4396 haifa_note_dep): New functions implementing dependence hooks for
4397 the Haifa scheduler.
4398 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4399 note_dep): New functions.
4400 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4402 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4403 (free_deps): Initialize deps->reg_last.
4404 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4405 sched_analyze_insn): Update to use dependency hooks infrastructure
4406 and readonly contexts.
4407 (deps_analyze_insn): New function. Move part of logic from ...
4408 (sched_analyze): ... here. Also move some logic to ...
4409 (deps_start_bb): ... here. New function.
4410 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4412 (sched_deps_init): New function. Move code from ...
4413 (init_dependency_caches): ... here. Remove.
4414 (init_deps_data_vector): New.
4415 (sched_deps_finish): New function. Move code from ...
4416 (free_dependency_caches): ... here. Remove.
4417 (init_deps_global, finish_deps_global): Adjust for use with
4418 selective scheduling.
4419 (get_dep_weak): Move logic to ...
4420 (get_dep_weak_1): New function.
4421 (ds_merge): Move logic to ...
4422 (ds_merge_1): New static function.
4423 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
4424 (ds_get_max_dep_weak): New function.
4425 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
4426 (n_insns): Rename to rgn_n_insns.
4427 (debug_ebb_dependencies): New function.
4428 (init_ready_list): Use it.
4429 (begin_schedule_ready): Use sched_init_only_bb.
4430 (ebb_print_insn): Indicate when an insn starts a new cycle.
4431 (contributes_to_priority, compute_jump_reg_dependencies,
4432 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
4433 (add_block1): Remove to ebb_add_block.
4434 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
4435 (schedule_ebb): Initialize them. Use remove_notes instead of
4436 rm_other_notes. Use haifa_local_init/finish.
4437 (schedule_ebbs): Use haifa_sched_init/finish.
4438 * sched-int.h: Include vecprim.h, remove rtl.h.
4439 (struct ready_list): Delete declaration.
4440 (sched_verbose_param, enum sched_pass_id_t,
4441 bb_vec_t, insn_vec_t, rtx_vec_t): New.
4442 (struct sched_scan_info_def): New structure.
4443 (sched_scan_info, sched_scan, sched_init_bbs,
4444 sched_init_luids, sched_finish_luids, sched_extend_target,
4445 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
4446 (struct common_sched_info_def): New.
4447 (common_sched_info, haifa_common_sched_info,
4448 sched_emulate_haifa_p): Declare.
4450 (sched_luids): Declare.
4451 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
4452 (sched_max_luid, insn_luid): Declare.
4453 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
4454 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
4455 print_insn, print_pattern, print_value, haifa_classify_insn,
4456 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
4457 setup_sched_dump, sched_init, sched_finish,
4458 sel_insn_is_speculation_check): Export.
4459 (struct ready_list): Move from haifa-sched.c.
4460 (ready_try, ready, max_issue): Export.
4461 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
4462 sched_init_only_bb, sched_split_block, sched_split_block_1,
4463 sched_create_empty_bb, sched_create_empty_bb_1,
4464 sched_create_recovery_block, sched_create_recovery_edges): Export.
4465 (enum reg_pending_barrier_mode): Export.
4466 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
4468 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
4469 print_insn field. Move add_block and fix_recovery_cfg to
4470 common_sched_info_def. Move compute_jump_reg_dependencies,
4472 (struct sched_deps_info_def): ... this new structure.
4473 (sched_deps_info): Declare.
4474 (struct spec_info_def): Remove weakness_cutoff, add
4475 data_weakness_cutoff and control_weakness_cutoff.
4476 (spec_info): Declare.
4477 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
4479 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
4480 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
4481 (current_sched_info): Change type to struct haifa_sched_info.
4482 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
4483 (h_d_i_d): New variable.
4484 (HDID): New accessor macro.
4485 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
4486 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
4488 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
4489 (enum SCHED_FLAGS): Update for selective scheduler.
4490 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
4491 (init_dependency_caches, free_dependency_caches): Delete declarations.
4492 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
4493 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
4494 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
4495 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
4496 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
4498 (rm_other_notes): Delete declaration.
4499 (schedule_block): Remove one argument.
4500 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
4501 ready_element, ready_lastpos, sched_extend_ready_list,
4502 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
4503 concat_note_lists): Export.
4504 (struct region): Move from sched-rgn.h.
4505 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4506 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4507 BLOCK_TO_BB, CONTAINING_RGN): Export.
4508 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
4509 (current_nr_blocks, current_blocks, target_bb): Likewise.
4510 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
4511 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
4512 sched_rgn_local_init, extend_regions,
4513 rgn_make_new_region_out_of_new_block, compute_priorities,
4514 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
4515 extend_rgns, deps_join rgn_setup_common_sched_info,
4516 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
4517 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
4518 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
4519 increase_insn_priority): Likewise.
4520 * sched-rgn.c: Include sel-sched.h.
4521 (ref_counts): New static variable. Use it ...
4522 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
4523 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
4524 (sched_is_disabled_for_current_region_p): Delete static declaration.
4525 (struct region): Move to sched-int.h.
4526 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4527 ebb_head): Define and initialize.
4528 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4529 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
4530 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
4532 (find_single_block_region): Add new argument to indicate that EBB
4533 regions should be constructed.
4534 (debug_live): Delete declaration.
4535 (current_nr_blocks, current_blocks, target_bb):
4536 Remove static qualifiers.
4537 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
4539 (init_regions): Delete declaration.
4540 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
4541 rgn_estimate_number_of_insns): New.
4542 (too_large): Use estimate_number_of_insns.
4543 (haifa_find_rgns): New. Move the code from ...
4544 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
4545 (free_trg_info): New.
4546 (compute_trg_info): Allocate candidate tables here instead of ...
4547 (init_ready_list): ... here.
4548 (rgn_print_insn): Use const_rtx.
4549 (contributes_to_priority, extend_regions): Delete static declaration.
4550 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
4551 (add_block1): Rename to rgn_add_block.
4552 (debug_rgn_dependencies): Delete static qualifier.
4553 (new_ready): Use sched_deps_info. Simplify.
4554 (rgn_common_sched_info, rgn_const_sched_deps_info,
4555 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
4557 (region_sched_info): Rename to rgn_const_sched_info.
4558 (deps_join): New, extracted from ...
4559 (propagate_deps): ... here.
4560 (compute_block_dependences, debug_dependencies): Update for selective
4562 (free_rgn_deps, compute_priorities): New functions.
4563 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
4564 sched_rgn_compute_dependencies): New functions.
4565 (schedule_region): Use them.
4566 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
4567 rgn_setup_common_sched_info, rgn_setup_sched_infos):
4569 (schedule_insns): Call new functions that were split out.
4570 (rgn_make_new_region_out_of_new_block): New.
4571 (get_rgn_sched_max_insns_priority): New.
4572 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
4573 scheduling when appropriate.
4574 * sched-vis.c: Include insn-attr.h.
4575 (print_value, print_pattern): Make global.
4576 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
4577 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
4578 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
4579 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
4580 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
4581 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
4582 hooks. Initialize them to 0.
4583 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
4584 * target.h (struct gcc_target): Add them. Rename gen_check field to
4586 * flags.h (sel_sched_switch_set): Declare.
4587 * opts.c (sel_sched_switch_set): New variable.
4588 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
4589 pipelining is disabled from command line.
4590 (common_handle_option): Record whether selective scheduling is
4591 requested from command line.
4592 * doc/invoke.texi: Document new flags and parameters.
4593 * doc/tm.texi: Document new target hooks.
4594 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
4596 (dfa_state_size): Do not declare locally.
4597 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
4598 * config/rs6000/rs6000.c (rs6000_init_sched_context,
4599 rs6000_alloc_sched_context, rs6000_set_sched_context,
4600 rs6000_free_sched_context): New functions.
4601 (struct _rs6000_sched_context): New.
4602 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
4604 (rs6000_sched_finish): Do not run for selective scheduling.
4606 2008-08-31 Jan Hubicka <jh@suse.cz>
4608 * frv.c (frv_rtx_costs): Update forward declaration.
4609 * spu.c (spu_rtx_costs): Likewise.
4610 * pdp11.c: Include df.h
4611 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
4612 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
4613 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
4614 * iq2000.c (iq2000_address_cost): Add speed argument.
4615 (iq2000_rtx_costs): Likewise.
4616 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
4617 update call of mn10300_address_cost.
4618 * mcore.c: Include df.h
4619 (mcore_rtx_costs): Update prototype.
4620 * score3.c: Include df.h
4621 (score3_rtx_costs): Remove speed argument.
4622 * score7.c: Include df.h
4623 (score7_address_cost): Remove speed argument.
4624 * score-protos.h (score_address_cost): Update prototype.
4625 * score.c: Include df.h
4626 (score_rtx_costs): Update call of costs functions.
4627 * v850.c (v850_rtx_costs): Add bool argument.
4629 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
4631 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
4633 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4635 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
4636 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
4638 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4640 * mkmap-flat.awk: Add option pe_dll.
4641 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
4642 * config/i386/t-cygwin (SHLIB_LC): Add.
4643 * config/i386/t-mingw32 (SHLIB_LC): Add.
4644 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
4645 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
4646 (LINK_SPEC): Support libgcc_s.
4647 (LIBGCC_SPEC): Support libgcc_s.
4648 (LIBGCC_SONAME): New.
4650 2008-08-31 Jan Hubicka <jh@suse.cz>
4652 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
4653 mistakely had old version of patch.
4655 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
4656 (ipcp_estimate_growth): New.
4657 (ipcp_insert_stage): Use ipcp_estimate_growth.
4658 * profile.c (branch_prob): When reading failed, do not consider
4661 2008-08-31 Jan Hubicka <jh@suse.cz>
4663 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
4664 loop is optimized for speed.
4666 2008-08-31 Richard Guenther <rguenther@suse.de>
4669 * fold-const.c (fold_binary): Retain conversions in folding
4672 2008-08-31 Jan Hubicka <jh@suse.cz>
4674 * postreload-gcse.c (eliminate_partially_redundant_loads):
4675 Use optimize_bb_for_size_p.
4676 * predict.c (maybe_hot_frequency_p): Make inline.
4677 (maybe_hot_count_p): Break out from ...
4678 (maybe_hot_bb_p): ... this one.
4679 (maybe_hot_edge_p): Simplify.
4680 * basic-block.h (probably_cold_bb_p): Remove.
4682 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4685 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
4687 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
4688 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
4689 Also split V4SFmode.
4690 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
4693 2008-08-31 Jan Hubicka <jh@suse.cz>
4695 * predict.c (PROB_VERY_LIKELY): Make small enough so things
4697 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
4699 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4702 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
4705 * dwarf2out.c (native_encode_initializer): Subtract min_index for
4706 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4708 2008-08-31 Jan Hubicka <jh@suse.cz>
4710 * sparc.h (BRANCH_COST): Fix macro definition.
4711 * avr.c (avr_operand_rtx_cost): Add speed argument.
4712 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
4714 2008-08-31 Richard Guenther <rguenther@suse.de>
4716 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
4717 types instead of operands. Re-instantiate verifying of
4718 binary expression operands.
4720 2008-08-30 Jan Hubicka <jh@suse.cz>
4722 * fwprop.c (should_replace_address): Add speed attribute.
4723 (PR_OPTIMIZE_FOR_SPEED): New flag.
4724 (propagate_rtx_1): Use it.
4725 (propagate_rtx): Set it.
4726 (try_fwprop_subst): Update call of rtx_costs.
4727 (forward_propagate_and_simplify): LIkewise.
4728 * hooks.c (hook_int_rtx_bool_0): New
4729 (hook_bool_rtx_int_int_intp_false): Replace by ...
4730 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4731 * hooks.h (hook_int_rtx_bool_0): New
4732 (hook_bool_rtx_int_int_intp_false): Replace by ...
4733 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4734 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
4735 (prepare_cmp_insn): UPdate call of rtx_cost.
4736 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
4737 (reload_cse_simplify_operands): Update call of rtx_cost.
4738 (reload_cse_move2add): call of rtx_cost.
4739 * target.h (struct gcc_target): Update rtx_costs and address_costs.
4740 * rtlanal.c (rtx_cost): Add speed argument.
4741 (address_cost): Add speed argument
4742 (default_address_cost): Likewise.
4743 (insn_rtx_cost): Likewise.
4744 * cfgloopanal.c (seq_cost): Add speed argument.
4745 (target_reg_cost, target_spill_cost): Turn to array.
4746 (init_set_costs): Update for speed.
4747 (estimate_reg_pressure_cost): Add speed argument.
4748 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
4749 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
4750 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
4751 (seq_cost): Add speed argument.
4752 (computation_cost): Add speed arugment.
4753 (add_cost, multiply_by_const, get_address_cost): add speed argument.
4754 (force_expr_to_var_cost): Update for profile info.
4755 (force_var_cost): Likewise.
4756 (split_address_cost): Likewise.
4757 (ptr_difference_cost): Likewise.
4758 (difference_cost): Likewise.
4759 (get_computation_cost_at): Likewise.
4760 (determine_iv_cost): Likewise.
4761 (ivopts_global_cost_for_size): Likewise.
4762 (rewrite_use_address): Likewise.
4763 (tree_ssa_iv_optimize_loop): Initialize speed field.
4764 * cse.c (optimize_this_for_speed_p): New static var.
4765 (notreg_cost): Update call of rtx_cost.
4766 (cse_extended_basic_block): set optimize_this_for_speed_p.
4767 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
4768 (noce_try_cmove_arith): Likewise.
4769 (noce_try_sign_mask): LIkewise.
4770 * expr.c (compress_float_constant): Update rtx_cost calls.
4771 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
4773 (addr_to_parts): Likewise.
4774 (create_mem_ref): Likewise.
4775 * dse.c (find_shift_sequence): Add speed argument.
4776 (replace_read): Update call.
4777 * calls.c (precompute_register_parameters): Update call of rtx_cost.
4778 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
4779 * neg_cost, shift_cost, shiftadd_cost,
4780 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
4781 mul_highpart_cost): Increase dimension.
4782 (init_expmed): Initialize for both size and speed.
4783 (expand_shift): Use profile.
4784 (synth_mult): Use profile.
4785 (choose_mult_variant): Use profile.
4786 (expand_mult): Use profile.
4787 (expand_mult_highpart_optab): Use profile.
4788 (expand_mult_highpart): Use profile.
4789 (expand_smod_pow2): Use profile.
4790 (expand_divmod): Use profile.
4791 * simplify-rtx.c (simplify_binary_operation_1): Update call of
4793 * loop-invariant.c (create_new_invariant): Use profile.
4794 (gain_for_invariant): Add speed parameter.
4795 (best_gain_for_invariant): Likewise.
4796 (find_invariants_to_move): Likewise.
4797 (move_single_loop_invariants): Set it.
4798 * target-def.h (TARGET_RTX_COSTS): Use hook.
4799 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
4800 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4801 * output.h (default_address_cost): Update prototype.
4802 * combine.c (optimize_this_for_speed_p): New static var.
4803 (combine_validate_cost): Update call of rtx_cost.
4804 (combine_instructions): Set optimize_this_for_speed_p.
4805 (expand_compound_operation): Update call of rtx_cost.
4806 (make_extraction):Update call of rtx_cost.
4807 (force_to_mode):Update call of rtx_cost.
4808 (distribute_and_simplify_rtx):Update call of rtx_cost.
4809 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
4810 (estimate_reg_pressure_cost): Update prototype.
4811 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
4812 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
4814 * config/alpha/alpha.c (alpha_rtx_costs): Update.
4815 (alpha_rtx_costs): Update.
4816 * config/frv/frv.c (frv_rtx_costs): Update.
4817 * config/s390/s390.c (s390_rtx_costs): Update.
4818 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
4819 (m32c_rtx_costs): Update.
4820 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
4821 (spu_rtx_costs): Update.
4822 * config/sparc/sparc.c (sparc_rtx_costs): Update.
4823 * config/m32r/m32r.c (m32r_rtx_costs): Update.
4824 * config/i386/i386.c (:ix86_address_cost): Update.
4825 (ix86_rtx_costs): Update.
4826 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
4827 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
4828 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
4829 * config/crx/crx.c (crx_address_cost): Update.
4830 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
4831 * config/stormy16/stormy16.c
4832 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
4833 * config/m68hc11/m68hc11.c
4834 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
4835 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
4836 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
4838 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
4840 * config/ia64/ia64.c (ia64_rtx_costs): Update.
4841 * config/m68k/m68k.c (m68k_rtx_costs): Update.
4842 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
4843 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
4844 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
4845 (mcore_rtx_costs): update.
4846 * config/score/score3.c (score3_rtx_costs): Update.
4847 * config/score/score7.c (score7_rtx_costs): Update.
4848 * config/score/score3.h (score3_rtx_costs):Update.
4849 * config/score/score7.h (score7_rtx_costs): Update.
4850 * config/score/score.c (score_rtx_costs): Update.
4851 * config/arm/arm.c (arm_address_cost): Update.
4852 (arm_rtx_costs_1): Update.
4853 (arm_rtx_costs_1): Update.
4854 (arm_size_rtx_costs): Update.
4855 (arm_size_rtx_costs): Update.
4856 (arm_size_rtx_costs): Update.
4857 (arm_xscale_rtx_costs): Update.
4858 (arm_thumb_address_cost): Update.
4859 * config/pa/pa.c (hppa_address_cost): Update.
4860 * config/mips/mips.c (mips_rtx_costs): Update.
4861 * config/vax/vax.c (vax_address_cost): Update.
4862 * config/h8300/h8300.c (h8300_shift_costs): Update.
4863 (h8300_rtx_costs): Update.
4864 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
4865 (v850_rtx_costs): Update.
4866 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
4867 * config/bfin/bfin.c
4868 (bfin_address_cost): Update.
4869 (bfin_rtx_costs): Update.
4870 * stmt.c (lshift_cheap_p): Update.
4872 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4875 * expmed.c (extract_bit_field_1): Check the mode size to make
4876 sure the vector modes have the same size.
4878 2008-08-29 Michael Meissner <gnu@the-meissners.org>
4880 * dojump.c (top level): Include basic-block.h to declare
4881 optimize_insn_for_speed_p
4883 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
4885 * opts.h (CL_SAVE): New option class for marking options that are
4886 target specific options usable in the target attribute.
4887 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
4889 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
4890 can easily find the target specific options that are safe to use
4891 in the attribute or pragma.
4893 * attribs.c (decl_attributes): Change #pragma GCC option to
4894 #pragma GCC target, and attribute((option(...))) to
4895 attribute((target(...))).
4897 * doc/extend.texi (target attribute): Change from option
4898 attribute. Delete push/pop/reset.
4899 (#pragma GCC target): Change from #pragma GCC option. Delete
4901 (#pragma GCC push_options): Document new pragma.
4902 (#pragma GCC pop_options): Document new pragma.
4903 (#pragma GCC reset_options): Document new pragma.
4905 * targhooks.c (default_target_option_valid_attribute_p): Add
4906 warning about port not supporting target attributes.
4907 (default_target_option_pragma_parse): New function, warn about
4908 #pragma GCC target not being supported.
4910 * targhooks.h (default_target_option_pragma_parse): Add
4913 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
4914 TI_CURRENT_OPTION_PRAGMA.
4915 (current_target_pragma): Rename from current_option_pragma.
4917 * target.h: (struct target_option): Delete booleans for changing
4918 the optimization level on hot/cold functions. Change signature of
4919 pragma_parse hook to take a second tree.
4921 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
4923 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
4924 that the declaration is done at global scope.
4926 * langhooks.c (add_builtin_function_common): Move most of the code
4927 from add_builtin_function here, calling the hook passed in.
4928 (add_builtin_function): Call add_builtin_function_common with
4929 standard builtin hook.
4930 (add_builtin_function_ext_scope): New function to add builtins to
4933 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
4935 (add_builtin_function_ext_scope): Add declaration.
4937 * c-pragma.c (handle_pragma_target): Rename from
4938 handle_pragma_option, #pragma GCC option is now #pragma GCC
4939 target. Move warning about port not supporting target options to
4940 default pragma parse hook. Remove push/pop/reset from this
4942 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
4943 (option_stack): Delete static variable.
4944 (optimize_stack): Ditto.
4945 (optons_stack): New stack of saved target and optimization
4947 (handle_pragma_push_options): New function to handle pushing both
4948 target and optimization options.
4949 (handle_pragma_pop_options): New function to handle popping both
4950 target and optimization options.
4951 (handle_pragma_reset_options): New function to handle resetting
4952 both target and optimization options to their initial state.
4953 (init_pragma): Rename handle_pragma_option to
4954 handle_pragma_target. Add support for push_options, pop_options,
4955 and reset_options pragmas.
4957 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
4958 default_target_option_pragma_parse.
4959 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
4960 default_target_option_valid_attribute_p.
4961 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4962 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4963 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
4964 optimization level on hot/cold functions.
4966 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
4967 if the caller and callee have different optimization levels.
4969 * c-common.c (handle_target_attribute): Rename from
4970 handle_option_attribute, attribute((option(...))) is now
4971 attribute((target(...))). Move warning if the port does not
4972 support target attributes to the default hook.
4973 (handle_hot_attribute): Delete code to change the optimization
4974 level of hot functions.
4975 (handle_cold_attribute): Ditto.
4977 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
4978 argument that is the binary tree options to use if there are no
4979 arguments. Call ix86_valid_target_attribute_tree instead of
4980 ix86_valid_option_attribute_tree.
4981 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
4982 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
4983 ix86_pragma_option_parse.
4985 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
4986 Rename from ix86_valid_option_attribute_tree.
4988 * config/i386/i386.c (ix86_add_new_builtins): New function to add
4989 new builtins when the ISA changes.
4990 (ix86_valid_target_attribute_tree): Rename from
4991 ix86_valid_option_attribute_tree. Change callers. If the
4992 function specified optimization options, use those as the starting
4993 point before setting up the target attributes. If the
4994 optimization options were changed in the course of setting the
4995 target attributes, record the new optimization options.
4996 (ix86_valid_target_attribute_tree_inner_p): Rename from
4997 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
4998 ix86_add_new_builtins if the ISA changed.
4999 (ix86_valid_target_attribute_p): Rename from
5000 ix86_valid_option_attribute_p. Change callers.
5001 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5002 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5003 as delayed builtin functions.
5004 (struct builtin_isa): New structure to record builtin functions
5005 that should be delayed until the ISA for that function is used.
5006 (ix86_builtins_isa): Change from int to struct to track builtin
5007 functions we want to declare at some point.
5008 (def_builtin): If the front end can delay defining the builtin
5009 functions, don't create builtins for ISAs not part of the default
5011 (def_builtin_const): Ditto.
5012 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5013 __builtin_ia32_pcmov_v2di to be different builtin functions.
5014 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5015 a structure instead of an int.
5016 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5017 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5018 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5019 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5021 * config/ia64/ia64.h
5022 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5023 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5025 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5026 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5027 (LANG_HOOKS_INITIALIZER): Add
5028 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5030 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5033 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5034 the reload address with the index register for SFmode
5035 access with a displacement.
5037 2008-08-30 Jan Hubicka <jh@suse.cz>
5039 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5040 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5041 * dojump.c (do_jump): Likewise.
5042 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5043 (note-if_info): Add BRANCH_COST.
5044 (noce_try_store_flag_constants, noce_try_addcc,
5045 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5046 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5047 find_if_case_2): Use computed branch cost.
5048 * expr.h (BRANCH_COST): Update default.
5049 * predict.c (predictable_edge_p): New function.
5050 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5051 Update BRANCH_COST call.
5052 * basic-block.h (predictable_edge_p): Declare.
5053 * config/alpha/alpha.h (BRANCH_COST): Update.
5054 * config/frv/frv.h (BRANCH_COST): Update.
5055 * config/s390/s390.h (BRANCH_COST): Update.
5056 * config/spu/spu.h (BRANCH_COST): Update.
5057 * config/sparc/sparc.h (BRANCH_COST): Update.
5058 * config/m32r/m32r.h (BRANCH_COST): Update.
5059 * config/i386/i386.h (BRANCH_COST): Update.
5060 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5062 * config/sh/sh.h (BRANCH_COST): Update.
5063 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5064 * config/avr/avr.h (BRANCH_COST): Update.
5065 * config/crx/crx.h (BRANCH_COST): Update.
5066 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5067 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5068 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5069 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5070 * config/ia64/ia64.h (BRANCH_COST): Update.
5071 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5072 * config/arc/arc.h (BRANCH_COST): Update.
5073 * config/score/score.h (BRANCH_COST): Update.
5074 * config/arm/arm.h (BRANCH_COST): Update.
5075 * config/pa/pa.h (BRANCH_COST): Update.
5076 * config/mips/mips.h (BRANCH_COST): Update.
5077 * config/vax/vax.h (BRANCH_COST): Update.
5078 * config/h8300/h8300.h (BRANCH_COST): Update.
5079 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5080 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5081 * doc/tm.texi (BRANCH_COST): Update.
5083 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5086 * config/arm/arm.c (arm_optimization_options): Set
5087 flag_section_anchors to 2 instead of 1 to distinguish it from
5088 -fsection-anchors given explicitely on the command line.
5090 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5092 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5093 final insn of a split.
5095 2008-08-30 Jan Hubicka <jh@suse.cz>
5097 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5098 optimized for speed.
5099 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5100 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5101 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5102 flag_gcse_after_reload_set): New static vars.
5103 (common_handle_option): Enable those flags for profile-use.
5104 (decode_options): Remove optimize_size flags that are handled
5105 on higher granuality.
5106 * tree-vectorizer.c (vectorize_loops): Use
5107 optimize_loop_nest_for_speed_p.
5108 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5109 * tree-predcom.c (tree_predictive_commoning): Use
5110 optimize_loop_for_speed_p.
5111 * varasm.c (assemble_start_function): Use
5112 optimize_function_for_speed_p.
5113 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5114 * predict.c (optimize_loop_for_speed_p): Fix walk.
5116 2008-08-30 Jan Hubicka <jh@suse.cz>
5118 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5120 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5121 profile presence locally.
5123 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5126 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5127 versions before 4.0.
5129 2008-08-29 Jan Hubicka <jh@suse.cz>
5131 * tree-inline.c (insert_init_stmt): Insert sequence even when
5134 2008-08-29 Jeff Law <law@redhat.com>
5136 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5137 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5138 location and class is an FP register.
5140 2008-08-29 Jan Hubicka <jh@suse.cz>
5142 * see.c (see_merge_one_def_extension): Silence used uninitialized
5144 * matrix-reorg.c (check_allocation_function): Likewise.
5145 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5147 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5150 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5151 compute new & and | in type rather than TREE_TYPE (arg0).
5153 * dwarf2out.c (fortran_common): Update comment.
5154 (gen_variable_die): Swap com_die and var_die variables in Fortran
5155 COMMON block handling code.
5157 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5159 * dwarf2out.c (gen_const_die): New function.
5160 (size_of_die, value_format, output_die): Output larger
5161 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5162 (native_encode_initializer): New function.
5163 (tree_add_const_value_attribute): Call it.
5164 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5166 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5167 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5168 TREE_THIS_VOLATILE to add_type_attribute.
5170 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5172 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5175 * dwarf2out.c (loc_by_reference): New function.
5176 (add_location_or_const_value_attribute): Use it.
5179 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5180 as DW_TAG_variable children of DW_TAG_common_block rather than
5181 DW_TAG_member children. Put DW_AT_external to individual
5182 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5184 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5185 loc_descriptor_from_tree_1.
5189 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5190 arguments to imported_module_or_decl.
5191 (debug_nothing_tree_tree): Removed.
5192 (debug_nothing_tree_tree_tree_bool): New prototype.
5193 * debug.c (do_nothing_debug_hooks): Adjust.
5194 (debug_nothing_tree_tree): Removed.
5195 (debug_nothing_tree_tree_tree_bool): New function.
5196 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5197 (gen_variable_die): Put all common vars for the
5198 same COMMON block under one DW_TAG_common_block.
5199 (declare_in_namespace): Return new context_die, for Fortran
5200 return the module DIE instead of adding extra declarations into
5202 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5203 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5204 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5206 (dwarf2out_global_decl): Don't skip Fortran global vars.
5207 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5208 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5209 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5210 DW_TAG_imported_declaration as child of previous
5211 DW_TAG_imported_module.
5212 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5213 * sdbout.c (sdb_debug_hooks): Likewise.
5214 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5216 2008-08-29 Jan Hubicka <jh@suse.cz>
5218 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5220 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5221 * ipa-cp.c (n_cloning_candidates): New static variable.
5222 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5223 (ipcp_print_all_lattices): Improve debug output.
5224 (ipcp_cloning_candidate_p): New function.
5225 (ipcp_initialize_node_lattices): Use it.
5226 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5227 (ipcp_propagate_stage): Prettier debug output.
5228 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5229 (ipcp_print_all_structures): Remove.
5230 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5231 (ipcp_insert_stage): Prettier debug output; call
5232 cgraph_remove_unreachable_nodes before propagating.
5233 (pass_ipa_cp): Schedule function removal pass.
5234 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5236 (cgraph_maybe_hot_edge_p): Move to ...
5237 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5238 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5239 (common_handle_option): Set them; enable ipa-cp when profiling.
5240 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5241 (ipa_print_all_jump_functions): Likewise.
5242 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5243 (ipa_print_node_params, ipa_print_all_params): New.
5244 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5245 ipa_print_all_param_flags): Remove.
5246 (ipa_print_node_params, ipa_print_all_params): New.
5248 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5250 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5251 change from 2008-04-03.
5252 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5254 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5257 * ira-color.c (push_allocnos_to_stack): Truncate
5258 removed_splay_allocno_vec.
5260 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5263 * ira-color (ira_fast_allocation): Don't assign hard registers to
5266 2008-08-29 Jan Hubicka <jh@suse.cz>
5269 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5270 for cold internal loops.
5272 2008-08-29 Richard Guenther <rguenther@suse.de>
5274 * tree-ssa-structalias.c (create_variable_info_for): Do not
5275 create fields for heap vars or vars with a noalias state.
5276 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5279 2008-08-29 Richard Guenther <rguenther@suse.de>
5281 * common.opt (ftree-store-ccp): Mark as preserved for
5282 backward compatibility.
5283 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5284 * tree-pass.h (pass_store_ccp): Remove.
5285 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5286 (first_vdef): Remove declaration.
5287 (get_value_loaded_by): Likewise.
5288 * tree-ssa-ccp.c (do_store_ccp): Remove.
5289 (get_default_value): Simplify as do_store_ccp is always false
5290 now. Do not initialize mem_ref.
5291 (set_value_varying): Likewise.
5292 (canonicalize_float_value): Likewise.
5293 (set_lattice_value): Likewise.
5294 (likely_value): Likewise.
5295 (surely_varying_stmt_p): Likewise.
5296 (ccp_initialize): Likewise.
5297 (ccp_lattice_meet): Likewise.
5298 (ccp_visit_phi_node): Likewise.
5299 (ccp_fold): Likewise.
5300 (evaluate_stmt): Likewise.
5301 (visit_assignment): Likewise.
5302 (ccp_visit_stmt): Likewise.
5303 (execute_ssa_ccp): Fold into ...
5304 (do_ssa_ccp): ... this.
5305 (do_ssa_store_ccp): Remove.
5306 (gate_store_ccp): Likewise.
5307 (pass_store_ccp): Likewise.
5308 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5310 * tree-ssa-propagate.c (first_vdef): Remove.
5311 (get_value_loaded_by): Likewise.
5312 (replace_vuses_in): Likewise.
5313 (substitute_and_fold): Do not call replace_vuses_in.
5314 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5316 2008-08-29 Richard Guenther <rguenther@suse.de>
5319 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5320 PARAM_NOALIAS tags with is_heapvar.
5321 * tree-ssa-operands.c (access_can_touch_variable): Offset
5322 based tests do not apply for heapvars. Fix offset test.
5324 2008-08-29 Jan Hubicka <jh@suse.cz>
5326 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5327 (-fipa-cp-clone): Enabled by default at -O3.
5328 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5329 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5331 2008-08-29 Jan Hubicka <jh@suse.cz>
5333 * tree.c (build_function_type_skip_args,
5334 build_function_decl_skip_args): New functions.
5335 * tree.h (build_function_type_skip_args,
5336 build_function_decl_skip_args): Declare.
5337 * gimple.c (giple_copy_call_skip_args): New function.
5338 (giple_copy_call_skip_args): Declare.
5340 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5341 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5342 (ipcp_node_modifiable_p): ... this one; use
5343 tree_versionable_function_p.
5344 (ipcp_create_replace_map): Improve debug output.
5345 (ipcp_need_redirect_p): Return false when not clonning.
5346 (ipcp_update_callgraph): Skip args.
5347 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5349 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5350 (save_inline_function_body): Update call of tree_function_versioning.
5351 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5352 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5354 (tree_function_versioning): Likewise.
5355 * tree-inline.h (tree_function_versioning): Update prototype.
5357 2008-08-29 Jan Hubicka <jh@suse.cz>
5359 * loop-unswitch.c (unswitch_single_loop): Use
5360 optimize_loop_for_speed_p.
5361 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5362 Use optimize_function_for_size_p.
5363 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5364 * postreload-gcse.c (eliminate_partially_redundant_load):
5365 Use optimize_bb_for_size_p.
5366 * value-prof.c (gimple_divmod_fixed_value_transform,
5367 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5368 gimple_stringops_transform): Use optimize_bb_for_size_p.
5369 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5370 * final.c (compute_alignments): Use optimize_function_for_size_p.
5371 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5372 (fold_builtin_strcpy, fold_builtin_fputs): Use
5373 optimize_function_for_size_p.
5374 * fold-const.c (tree_swap_operands_p): Use
5375 optimize_function_for_size_p.
5376 * recog.c (relax_delay_slots): Likewise.
5377 * tree-ssa-math-opts.c (replace_reciprocal):
5378 Use optimize_bb_for_speed_p.
5379 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5380 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5381 optimize_function_for_size_p.
5382 (cgraph_decide_inlining_of_small_function): Use
5383 optimize_function_for_size_p.
5384 * global.c (find_reg): Use optimize_function_for_size_p.
5385 * opts.c (decode_options): Do not clear flag_tree_ch,
5386 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5387 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5388 work it out from profile.
5389 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5390 optimize_loop_for_speed_p.
5391 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5393 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5394 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5395 * tree-eh.c (decide_copy_try_finally): Use
5396 optimize_function_for_size_p.
5397 * local-alloc.c (block_alloc): Pass BB pointer.
5398 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5399 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5400 * loop-unroll.c (decide_unrolling_and_peeling):
5401 Use optimize_loop_for_size_p.
5402 (decide_peel_completely): Likewise.
5403 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5404 optimize_loop_for_size_p.
5405 (vect_enhance_data_refs_alignment): Likewise.
5406 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5407 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5409 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5410 (try_crossjump_bb): Use optimize_bb_for_size_p.
5411 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5412 optimize_loop_for_speed_p.
5413 * bb-reorder.c (find_traces_1_round): Likewise.
5414 (copy_bb): Use optimize_bb_for_speed_p.
5415 (duplicate_computed_gotos): Likewise.
5416 * basic-block.h (optimize_loop_nest_for_size_p,
5417 optimize_loop_nest_for_speed_p): New.
5418 * stmt.c (expand_case): Use optimize_insn_for_size_p.
5420 2008-08-29 Tristan Gingold <gingold@adacore.com>
5422 * gcov.c (main): Call expandargv.
5424 2008-08-29 Jan Hubicka <jh@suse.cz>
5426 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
5428 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5430 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
5431 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5433 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
5435 2008-08-29 Jan Hubicka <jh@suse.cz>
5437 * tree-pass.h (pass_strip_predict_hints): Declare.
5438 * predict.c (strip_builtin_expect): Rename to ...
5439 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
5440 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
5441 (tree_estimate_probability): Do not strip builtin_expect.
5442 (pass_strip_predict_hints): New pass.
5443 * tree-inline.c (expand_call_inline): When inlining cold function,
5444 predict it as unlikely.
5445 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
5447 2008-08-29 Richard Guenther <rguenther@suse.de>
5449 PR tree-optimization/37207
5450 * tree-vrp.c (extract_range_from_binary_expr): Also try
5451 to constant fold if only one of the operands is a constant.
5453 2008-08-29 Nick Clifton <nickc@redhat.com>
5455 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
5456 the same way as SYMBOL_REFs.
5458 2008-08-28 Bob Wilson <bob.wilson@acm.org>
5460 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
5462 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5464 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
5465 * config/mips/mips.md (branch_likely): Remove const. Fix
5467 (define_delay for type "branch"): Change to only apply for branch
5468 with likely variant.
5469 (define_delay for type "branch" and "branch_likely" no). New delay
5471 (equality_op): New code iterator.
5472 (bbv, bbinv): New code attributes.
5473 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
5476 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5477 Andrew Pinski <pinskia@gcc.gnu.org>
5480 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
5482 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
5484 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
5485 rule that a symbolic constant must be defined and >= 0 for the
5486 corresponding facility to be present at compile-time.
5487 * gthr-posix.c: Likewise.
5489 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5491 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
5492 * config/mips/mips.md (D): New mode attribute.
5493 (mulsi3, muldi3): Merge it into ...
5494 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
5495 (muldi3_mul3): New pattern.
5496 (mulsi3_mult3): Rename to mulsi3_mul3.
5498 2008-08-28 Jan Hubicka <jh@suse.cz>
5500 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
5502 * predict.c (always_optimize_for_size_p): Rename to ...
5503 (optimize_function_for_size): ... this one; make extern.
5504 (optimize_function_for_speed_p): New.
5505 (optimize_bb_for_size_p, optimize_bb_for_size_p,
5506 optimize_edge_for_size_p,optimize_edge_for_size_p,
5507 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
5508 * basic-block.h (optimize_function_for_size_p,
5509 optimize_function_for_speed_p): Declare.
5510 * i386.md (optimize_size checks): Replace them by appropriate
5512 (standard_80387_constant_p, ix86_compute_frame_layout,
5513 ix86_expand_epilogue, ix86_decompose_address,
5514 print_operand, emit_i387_cw_initialization,
5515 inline_memory_move_cost, ix86_pad_returns,
5516 ix86_reorg): Replace optimize_size checks.
5518 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
5520 * rtl.h (simplify_subreg_regno): Declare.
5521 * rtlanal.c (simplify_subreg_regno): New function, split out from...
5522 * simplify-rtx.c (simplify_subreg): ...here.
5523 * reload.c (find_reloads): Use simplify_subreg_regno instead of
5524 subreg_offset_representable_p.
5526 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5529 * c-typeck.c (convert_for_assignment): Give a note describing what
5530 was passed and what was expected.
5532 2008-08-28 Joey Ye <joey.ye@intel.com>
5534 * doc/extend.texi: Document AVX built-in functions.
5535 * doc/invoke.texi: Document -mavx.
5537 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
5538 Joey Ye <joey.ye@intel.com>
5539 Xuepeng Guo <xuepeng.guo@intel.com>
5541 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
5543 * config/i386/cpuid.h (bit_FMA): New.
5544 (bit_XSAVE): Likewise.
5545 (bit_OSXSAVE): Likewise.
5546 (bit_AVX): Likewise.
5548 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
5549 define. Use ASM_OUTPUT_AVX_PREFIX.
5551 * config/i386/gmmintrin.h: New.
5553 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
5554 (OPTION_MASK_ISA_AVX_SET): New.
5555 (OPTION_MASK_ISA_FMA_SET): Likewise.
5556 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
5557 (OPTION_MASK_ISA_FMA_SET): Likewise.
5558 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
5559 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
5560 (pta_flags): Add PTA_AVX and PTA_FMA.
5561 (override_options): Handle PTA_AVX and PTA_FMA.
5562 (init_cumulative_args): Handle warn_avx.
5563 (classify_argument): Return 0 for COImode and OImode. Return
5564 1 and X86_64_AVX_CLASS for 256bit vector types.
5565 (examine_argument): Handle X86_64_AVX_CLASS.
5566 (construct_container): Likewise.
5567 (function_arg_advance_32): Pass OImode and 256bit vector types
5569 (function_arg_advance_64): Take a new argument to indicate if a
5570 parameter is named. Handle 256bit vector types. Return
5571 immediately for unnamed 256bit vector mode parameters.
5572 (function_arg_advance): Updated.
5573 (function_arg_32): Add comments for TImode. Handle OImode
5574 and 256bit vector types.
5575 (function_arg_64): Take a new argument to indicate if a
5576 parameter is named. Handle 256bit vector types. Return NULL
5577 for unnamed 256bit vector mode parameters.
5578 (function_arg): Updated.
5579 (setup_incoming_varargs_64): Support
5580 AVX encoding for *sse_prologue_save_insn.
5581 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
5582 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
5583 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
5584 enabled, otherwise return -3.
5585 (standard_sse_constant_opcode): Handle AVX and 256bit vector
5587 (print_reg): Support AVX registers. Handle 'x' and 't'.
5588 Handle 'd' to duplicate the operand.
5589 (print_operand): Likewise. Also support AVX vector compare
5591 (output_387_binary_op): Support AVX.
5592 (output_fp_compare): Likewise.
5593 (ix86_expand_vector_move_misalign): Likewise.
5594 (ix86_attr_length_vex_default): New.
5595 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5596 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5597 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5598 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5599 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
5600 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5601 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
5602 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
5603 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
5604 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
5605 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
5606 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
5607 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
5608 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
5609 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5610 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
5611 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
5612 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5613 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
5614 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
5615 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5616 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5617 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5618 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
5619 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
5620 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
5621 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
5622 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5623 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
5624 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
5625 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
5626 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
5627 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
5628 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5629 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5630 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5631 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
5632 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
5633 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
5634 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
5635 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
5636 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
5637 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
5638 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
5639 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
5640 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
5641 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5642 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5643 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5644 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5645 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5646 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5647 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5648 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5649 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5650 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5651 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5652 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5653 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5654 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5655 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5656 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5657 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5658 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
5659 and IX86_BUILTIN_MOVMSKPS256,
5660 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
5661 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
5662 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
5663 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
5664 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
5665 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
5666 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
5667 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
5668 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
5669 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
5670 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
5671 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
5672 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
5673 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
5674 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
5675 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
5676 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
5677 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
5678 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
5679 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
5680 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
5681 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
5682 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
5683 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
5684 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
5685 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
5686 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
5687 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
5688 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5689 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5690 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
5691 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
5692 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
5693 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
5694 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
5695 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
5696 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
5697 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
5698 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5699 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5700 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5701 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5702 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
5703 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
5704 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
5705 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
5706 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
5707 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
5708 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
5709 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
5710 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
5711 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
5712 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5713 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
5714 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5715 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
5716 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5717 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5719 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
5720 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
5721 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
5722 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5723 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5724 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5725 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
5726 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5727 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
5728 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5729 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
5730 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5731 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
5732 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
5733 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
5734 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
5735 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5736 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5737 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5738 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5739 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5740 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5741 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5742 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5743 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5744 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5745 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5746 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5747 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5748 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5749 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5750 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5751 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5752 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
5753 IX86_BUILTIN_MOVMSKPS256.
5754 (ix86_init_mmx_sse_builtins): Support AVX builtins.
5755 (ix86_expand_args_builtin): Likewise.
5756 (ix86_expand_special_args_builtin): Likewise.
5757 (ix86_hard_regno_mode_ok): Handle AVX modes.
5758 (ix86_expand_vector_init_duplicate): Likewise.
5759 (ix86_expand_vector_init_one_nonzero): Likewise.
5760 (ix86_expand_vector_init_one_var): Likewise.
5761 (ix86_expand_vector_init_concat): Likewise.
5762 (ix86_expand_vector_init_general): Likewise.
5763 (ix86_expand_vector_set): Likewise.
5764 (ix86_vector_mode_supported_p): Likewise.
5765 (x86_extended_reg_mentioned_p): Check INSN_P before using
5768 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
5769 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
5771 * config/i386/i386.h (TARGET_AVX): New.
5772 (TARGET_FMA): Likewise.
5773 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
5774 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
5775 (VALID_AVX256_REG_MODE): New.
5776 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5777 (AVX_FLOAT_MODE_P): Likewise.
5778 (AVX128_VEC_FLOAT_MODE_P): Likewise.
5779 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5780 (AVX_VEC_FLOAT_MODE_P): Likewise.
5781 (ASM_OUTPUT_AVX_PREFIX): Likewise.
5782 (ASM_OUTPUT_OPCODE): Likewise.
5783 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
5785 (SSE_REG_MODE_P): Allow 256bit vector modes.
5786 (ix86_args): Add a warn_avx field.
5788 * config/i386/i386.md (UNSPEC_PCMP): New.
5789 (UNSPEC_VPERMIL): Likewise.
5790 (UNSPEC_VPERMIL2): Likewise.
5791 (UNSPEC_VPERMIL2F128): Likewise.
5792 (UNSPEC_MASKLOAD): Likewise.
5793 (UNSPEC_MASKSTORE): Likewise.
5794 (UNSPEC_CAST): Likewise.
5795 (UNSPEC_VTESTP): Likewise.
5796 (UNSPECV_VZEROALL): Likewise.
5797 (UNSPECV_VZEROUPPER): Likewise.
5798 (XMM0_REG): Likewise.
5799 (XMM1_REG): Likewise.
5800 (XMM2_REG): Likewise.
5801 (XMM3_REG): Likewise.
5802 (XMM4_REG): Likewise.
5803 (XMM5_REG): Likewise.
5804 (XMM6_REG): Likewise.
5805 (XMM8_REG): Likewise.
5806 (XMM9_REG): Likewise.
5807 (XMM10_REG): Likewise.
5808 (XMM11_REG): Likewise.
5809 (XMM12_REG): Likewise.
5810 (XMM13_REG): Likewise.
5811 (XMM14_REG): Likewise.
5812 (XMM15_REG): Likewise.
5814 (prefix_vex_imm8): Likewise.
5815 (prefix_vex_w): Likewise.
5816 (length_vex): Likewise.
5819 (*avx_ashlti3): Likewise.
5820 (*avx_lshrti3): Likewise.
5821 (*avx_setcc<mode>): Likewise.
5822 (*fop_<mode>_comm_mixed_avx): Likewise.
5823 (*fop_<mode>_comm_avx): Likewise.
5824 (*fop_<mode>_1_mixed_avx): Likewise.
5825 (*fop_<mode>_1_avx): Likewise.
5826 (*avx_<code><mode>3): Likewise.
5827 (*avx_ieee_smin<mode>3): Likewise.
5828 (*avx_ieee_smax<mode>3): Likewise.
5829 (mode): Add OI, V8SF and V4DF.
5830 (length): Support VEX prefix.
5831 (*cmpfp_i_mixed): Set prefix attribute.
5832 (*cmpfp_i_sse): Likewise.
5833 (*cmpfp_iu_mixed): Likewise.
5834 (*cmpfp_iu_sse): Likewise.
5835 (*movsi_1): Support AVX.
5836 (*movdi_2): Likewise.
5837 (*movdi_1_rex64): Likewise.
5838 (*movti_internal): Likewise.
5839 (*movti_rex64): Likewise.
5840 (*movsf_1): Likewise.
5841 (*movdf_nointeger): Likewise.
5842 (*movdf_integer_rex64): Likewise.
5843 (*movtf_internal): Likewise.
5844 (zero_extendsidi2_32): Likewise.
5845 (zero_extendsidi2_rex64): Likewise.
5846 (*extendsfdf2_mixed): Likewise.
5847 (*extendsfdf2_sse): Likewise.
5848 (*truncdfsf_fast_mixed): Likewise.
5849 (*truncdfsf_fast_sse): Likewise.
5850 (*truncdfsf_mixed): Likewise.
5851 (fix_trunc<mode>di_sse): Likewise.
5852 (fix_trunc<mode>si_sse): Likewise.
5853 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
5854 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
5855 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
5856 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
5857 (*rcpsf2_sse): Likewise.
5858 (*rsqrtsf2_sse): Likewise.
5859 (*sqrt<mode>2_sse): Likewise.
5860 (sse4_1_round<mode>2): Likewise.
5861 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
5862 Support AVX. Set length attribute properly for AVX.
5864 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
5865 (VECTOR_MODES (FLOAT, 32)): Likewise.
5866 (VECTOR_MODE (INT, DI, 8)): Likewise.
5867 (VECTOR_MODE (INT, HI, 32)): Likewise.
5868 (VECTOR_MODE (INT, QI, 64)): Likewise.
5869 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
5870 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
5871 (VECTOR_MODE (INT, DI, 4)): Removed.
5872 (VECTOR_MODE (INT, SI, 8)): Likewise.
5873 (VECTOR_MODE (INT, HI, 16)): Likewise.
5874 (VECTOR_MODE (INT, QI, 32)): Likewise.
5875 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
5876 (INT_MODE (OI, 32)): Likewise.
5878 * config/i386/i386.opt (mavx): New.
5881 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
5883 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
5884 (*mov<mode>_internal_avx): New.
5885 (*movv2sf_internal_rex64_avx): Likewise.
5886 (*movv2sf_internal_avx): Likewise.
5888 * config/i386/predicates.md (const_4_to_5_operand): New.
5889 (const_6_to_7_operand): Likewise.
5890 (const_8_to_11_operand): Likewise.
5891 (const_12_to_15_operand): Likewise.
5892 (avx_comparison_float_operator): Likewise.
5894 * config/i386/sse.md (AVX256MODEI): New.
5895 (AVX256MODE): Likewise.
5896 (AVXMODEQI): Likewise.
5897 (AVXMODE): Likewise.
5898 (AVX256MODEF2P): Likewise.
5899 (AVX256MODE2P): Likewise.
5900 (AVX256MODE4P): Likewise.
5901 (AVX256MODE8P): Likewise.
5902 (AVXMODEF2P): Likewise.
5903 (AVXMODEF4P): Likewise.
5904 (AVXMODEDCVTDQ2PS): Likewise.
5905 (AVXMODEDCVTPS2DQ): Likewise.
5906 (avxvecmode): Likewise.
5907 (avxvecpsmode): Likewise.
5908 (avxhalfvecmode): Likewise.
5909 (avxscalarmode): Likewise.
5910 (avxcvtvecmode): Likewise.
5911 (avxpermvecmode): Likewise.
5912 (avxmodesuffixf2c): Likewise.
5913 (avxmodesuffixp): Likewise.
5914 (avxmodesuffixs): Likewise.
5915 (avxmodesuffix): Likewise.
5916 (vpermilbits): Likewise.
5917 (pinsrbits): Likewise.
5918 (mov<mode>): Likewise.
5919 (*mov<mode>_internal): Likewise.
5920 (push<mode>1): Likewise.
5921 (movmisalign<mode>): Likewise.
5922 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5923 (avx_movdqu<avxmodesuffix>): Likewise.
5924 (avx_lddqu<avxmodesuffix>): Likewise.
5925 (<plusminus_insn><mode>3): Likewise.
5926 (*avx_<plusminus_insn><mode>3): Likewise.
5927 (*avx_vm<plusminus_insn><mode>3): Likewise.
5928 (mul<mode>3): Likewise.
5929 (*avx_mul<mode>3): Likewise.
5930 (*avx_vmmul<mode>3): Likewise.
5931 (divv8sf3): Likewise.
5932 (divv4df3): Likewise.
5933 (avx_div<mode>3): Likewise.
5934 (*avx_div<mode>3): Likewise.
5935 (*avx_vmdiv<mode>3): Likewise.
5936 (avx_rcpv8sf2): Likewise.
5937 (*avx_vmrcpv4sf2): Likewise.
5938 (sqrtv8sf2): Likewise.
5939 (avx_sqrtv8sf2): Likewise.
5940 (*avx_vmsqrt<mode>2): Likewise.
5941 (rsqrtv8sf2): Likewise.
5942 (avx_rsqrtv8sf2): Likewise.
5943 (*avx_vmrsqrtv4sf2): Likewise.
5944 (<code><mode>3): Likewise.
5945 (*avx_<code><mode>3_finite): Likewise.
5946 (*avx_<code><mode>3): Likewise.
5947 (*avx_vm<code><mode>3): Likewise.
5948 (*avx_ieee_smin<mode>3): Likewise.
5949 (*avx_ieee_smax<mode>3): Likewise.
5950 (avx_addsubv8sf3): Likewise.
5951 (avx_addsubv4df3): Likewise.
5952 (*avx_addsubv4sf3): Likewise.
5953 (*avx_addsubv2df3): Likewise.
5954 (avx_h<plusminus_insn>v4df3): Likewise.
5955 (avx_h<plusminus_insn>v8sf3): Likewise.
5956 (*avx_h<plusminus_insn>v4sf3): Likewise.
5957 (*avx_h<plusminus_insn>v2df3): Likewise.
5958 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
5959 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
5960 (*avx_maskcmp<mode>3): Likewise.
5961 (avx_nand<mode>3): Likewise.
5962 (*avx_<code><mode>3): Likewise.
5963 (*avx_nand<mode>3): Likewise.
5964 (*avx_<code><mode>3): Likewise.
5965 (*avx_cvtsi2ss): Likewise.
5966 (*avx_cvtsi2ssq): Likewise.
5967 (*avx_cvtsi2sd): Likewise.
5968 (*avx_cvtsi2sdq): Likewise.
5969 (*avx_cvtsd2ss): Likewise.
5970 (avx_cvtss2sd): Likewise.
5971 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
5972 (avx_cvtps2dq<avxmodesuffix>): Likewise.
5973 (avx_cvttps2dq<avxmodesuffix>): Likewise.
5974 (*avx_cvtsi2sd): Likewise.
5975 (*avx_cvtsi2sdq): Likewise.
5976 (avx_cvtdq2pd256): Likewise.
5977 (avx_cvtpd2dq256): Likewise.
5978 (avx_cvttpd2dq256): Likewise.
5979 (*avx_cvtsd2ss): Likewise.
5980 (*avx_cvtss2sd): Likewise.
5981 (avx_cvtpd2ps256): Likewise.
5982 (avx_cvtps2pd256): Likewise.
5983 (*avx_movhlps): Likewise.
5984 (*avx_movlhps): Likewise.
5985 (avx_unpckhps256): Likewise.
5986 (*avx_unpckhps): Likewise.
5987 (avx_unpcklps256): Likewise.
5988 (*avx_unpcklps): Likewise.
5989 (avx_movshdup256): Likewise.
5990 (avx_movsldup256): Likewise.
5991 (avx_shufps256): Likewise.
5992 (avx_shufps256_1): Likewise.
5993 (*avx_shufps_<mode>): Likewise.
5994 (*avx_loadhps): Likewise.
5995 (*avx_storelps): Likewise.
5996 (*avx_loadlps): Likewise.
5997 (*avx_movss): Likewise.
5998 (*vec_dupv4sf_avx): Likewise.
5999 (*vec_concatv2sf_avx): Likewise.
6000 (*vec_concatv4sf_avx): Likewise.
6001 (*vec_setv4sf_0_avx): Likewise.
6002 (*vec_setv4sf_avx): Likewise.
6003 (*avx_insertps): Likewise.
6004 (avx_vextractf128<mode>): Likewise.
6005 (vec_extract_lo_<mode>): Likewise.
6006 (vec_extract_hi_<mode>): Likewise.
6007 (vec_extract_lo_<mode>): Likewise.
6008 (vec_extract_hi_<mode>): Likewise.
6009 (vec_extract_lo_v16hi): Likewise.
6010 (vec_extract_hi_v16hi): Likewise.
6011 (vec_extract_lo_v32qi): Likewise.
6012 (vec_extract_hi_v32qi): Likewise.
6013 (avx_unpckhpd256): Likewise.
6014 (*avx_unpckhpd): Likewise.
6015 (avx_movddup256): Likewise.
6016 (*avx_movddup): Likewise.
6017 (avx_unpcklpd256): Likewise.
6018 (*avx_unpcklpd): Likewise.
6019 (avx_shufpd256): Likewise.
6020 (avx_shufpd256_1): Likewise.
6021 (*avx_punpckhqdq): Likewise.
6022 (*avx_punpcklqdq): Likewise.
6023 (*avx_shufpd_<mode>): Likewise.
6024 (*avx_storehpd): Likewise.
6025 (*avx_loadhpd): Likewise.
6026 (*avx_loadlpd): Likewise.
6027 (*avx_movsd): Likewise.
6028 (*vec_concatv2df_avx): Likewise.
6029 (*avx_<plusminus_insn><mode>3): Likewise.
6030 (*avx_<plusminus_insn><mode>3): Likewise.
6031 (*avx_mulv8hi3): Likewise.
6032 (*avxv8hi3_highpart): Likewise.
6033 (*avx_umulv8hi3_highpart): Likewise.
6034 (*avx_umulv2siv2di3): Likewise.
6035 (*avx_mulv2siv2di3): Likewise.
6036 (*avx_pmaddwd): Likewise.
6037 (*avx_mulv4si3): Likewise.
6038 (*avx_ashr<mode>3): Likewise.
6039 (*avx_lshr<mode>3): Likewise.
6040 (*avx_ashl<mode>3): Likewise.
6041 (*avx_<code><mode>3): Likewise.
6042 (*avx_eq<mode>3): Likewise.
6043 (*avx_gt<mode>3): Likewise.
6044 (*avx_nand<mode>3): Likewise.
6045 (*avx_nand<mode>3): Likewise.
6046 (*avx_<code><mode>3): Likewise.
6047 (*avx_<code><mode>3): Likewise.
6048 (*avx_packsswb): Likewise.
6049 (*avx_packssdw): Likewise.
6050 (*avx_packuswb): Likewise.
6051 (*avx_punpckhbw): Likewise.
6052 (*avx_punpcklbw): Likewise.
6053 (*avx_punpckhwd): Likewise.
6054 (*avx_punpcklwd): Likewise.
6055 (*avx_punpckhdq): Likewise.
6056 (*avx_punpckldq): Likewise.
6057 (*avx_pinsr<avxmodesuffixs>): Likewise.
6058 (*avx_pinsrq): Likewise.
6059 (*avx_loadld): Likewise.
6060 (*vec_extractv2di_1_rex64_avx): Likewise.
6061 (*vec_extractv2di_1_avx): Likewise.
6062 (*vec_dupv2di_avx): Likewise.
6063 (*vec_concatv2si_avx): Likewise.
6064 (*vec_concatv4si_1_avx): Likewise.
6065 (*vec_concatv2di_avx): Likewise.
6066 (*vec_concatv2di_rex64_avx): Likewise.
6067 (*avx_uavgv16qi3): Likewise.
6068 (*avx_uavgv8hi3): Likewise.
6069 (*avx_psadbw): Likewise.
6070 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6071 (*avx_phaddwv8hi3): Likewise.
6072 (*avx_phadddv4si3): Likewise.
6073 (*avx_phaddswv8hi3): Likewise.
6074 (*avx_phsubwv8hi3): Likewise.
6075 (*avx_phsubdv4si3): Likewise.
6076 (*avx_phsubswv8hi3): Likewise.
6077 (*avx_pmaddubsw128): Likewise.
6078 (*avx_pmulhrswv8hi3): Likewise.
6079 (*avx_pshufbv16qi3): Likewise.
6080 (*avx_psign<mode>3): Likewise.
6081 (*avx_palignrti): Likewise.
6082 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6083 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6084 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6085 (*avx_mpsadbw): Likewise.
6086 (*avx_packusdw): Likewise.
6087 (*avx_pblendvb): Likewise.
6088 (*avx_pblendw): Likewise.
6089 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6090 (avx_ptest256): Likewise.
6091 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6092 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6093 (*avx_aesenc): Likewise.
6094 (*avx_aesenclast): Likewise.
6095 (*avx_aesdec): Likewise.
6096 (*avx_aesdeclast): Likewise.
6097 (avx_vzeroupper): Likewise.
6098 (avx_vzeroupper_rex64): Likewise.
6099 (avx_vpermil<mode>): Likewise.
6100 (avx_vpermilvar<mode>3): Likewise.
6101 (avx_vpermil2<mode>3): Likewise.
6102 (avx_vperm2f128<mode>3): Likewise.
6103 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6104 (avx_vbroadcastss256): Likewise.
6105 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6106 (avx_vinsertf128<mode>): Likewise.
6107 (vec_set_lo_<mode>): Likewise.
6108 (vec_set_hi_<mode>): Likewise.
6109 (vec_set_lo_<mode>): Likewise.
6110 (vec_set_hi_<mode>): Likewise.
6111 (vec_set_lo_v16hi): Likewise.
6112 (vec_set_hi_v16hi): Likewise.
6113 (vec_set_lo_v32qi): Likewise.
6114 (vec_set_hi_v32qi): Likewise.
6115 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6116 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6117 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6118 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6119 (vec_init<mode>): Likewise.
6120 (*vec_concat<mode>_avx): Likewise.
6121 (blendbits): Support V8SF and V4DF.
6122 (sse2_movq128): Support AVX.
6123 (<sse>_movnt<mode>): Likewise.
6124 (sse2_movntv2di): Likewise.
6125 (sse_rcpv4sf2): Likewise.
6126 (sse_sqrtv4sf2): Likewise.
6127 (sse_rsqrtv4sf2): Likewise.
6128 (<sse>_comi): Likewise.
6129 (<sse>_ucomi): Likewise.
6130 (sse_cvtss2si): Likewise.
6131 (sse_cvtss2si_2): Likewise.
6132 (sse_cvtss2siq): Likewise.
6133 (sse_cvtss2siq_2): Likewise.
6134 (sse_cvttss2si): Likewise.
6135 (sse_cvttss2siq): Likewise.
6136 (sse2_cvtsd2si): Likewise.
6137 (sse2_cvtsd2si_2): Likewise.
6138 (sse2_cvtsd2siq): Likewise.
6139 (sse2_cvtsd2siq_2): Likewise.
6140 (sse2_cvttsd2si): Likewise.
6141 (sse2_cvttsd2siq): Likewise.
6142 (sse2_cvtdq2pd): Likewise.
6143 (*sse2_cvtpd2dq): Likewise.
6144 (*sse2_cvttpd2dq): Likewise.
6145 (*sse2_cvtpd2ps): Likewise.
6146 (sse2_cvtps2pd): Likewise.
6147 (sse3_movshdup): Likewise.
6148 (sse3_movsldup): Likewise.
6149 (sse_storehps): Likewise.
6150 (*sse4_1_extractps): Likewise.
6151 (sse2_storelpd): Likewise.
6152 (vec_dupv2df_sse3): Likewise.
6153 (*vec_concatv2df_sse3): Likewise.
6154 (*sse4_1_pextrb): Likewise.
6155 (*sse4_1_pextrb_memory): Likewise.
6156 (*sse2_pextrw): Likewise.
6157 (*sse4_1_pextrw_memory): Likewise.
6158 (*sse4_1_pextrd): Likewise.
6159 (*sse4_1_pextrq): Likewise.
6160 (sse2_pshufd_1): Likewise.
6161 (sse2_pshuflw_1): Likewise.
6162 (sse2_pshufhw_1): Likewise.
6163 (*sse2_storeq_rex64): Likewise.
6164 (*vec_dupv4si): Likewise.
6165 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6166 (sse2_pmovmskb): Likewise.
6167 (*sse2_maskmovdqu): Likewise.
6168 (*sse2_maskmovdqu_rex64): Likewise.
6169 (sse_ldmxcsr): Likewise.
6170 (sse_stmxcsr): Likewise.
6171 (abs<mode>2): Likewise.
6172 (sse4_1_movntdqa): Likewise.
6173 (sse4_1_phminposuw): Likewise.
6174 (sse4_1_extendv8qiv8hi2): Likewise.
6175 (*sse4_1_extendv8qiv8hi2): Likewise.
6176 (sse4_1_extendv4qiv4si2): Likewise.
6177 (*sse4_1_extendv4qiv4si2): Likewise.
6178 (sse4_1_extendv2qiv2di2): Likewise.
6179 (*sse4_1_extendv2qiv2di2): Likewise.
6180 (sse4_1_extendv4hiv4si2): Likewise.
6181 (*sse4_1_extendv4hiv4si2): Likewise.
6182 (sse4_1_extendv2hiv2di2): Likewise.
6183 (*sse4_1_extendv2hiv2di2): Likewise.
6184 (sse4_1_extendv2siv2di2): Likewise.
6185 (*sse4_1_extendv2siv2di2): Likewise.
6186 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6187 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6188 (sse4_1_zero_extendv4qiv4si2): Likewise.
6189 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6190 (sse4_1_zero_extendv2qiv2di2): Likewise.
6191 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6192 (sse4_1_zero_extendv4hiv4si2): Likewise.
6193 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6194 (sse4_1_zero_extendv2hiv2di2): Likewise.
6195 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6196 (sse4_1_zero_extendv2siv2di2): Likewise.
6197 (*sse4_1_zero_extendv2siv2di2): Likewise.
6198 (sse4_1_ptest): Likewise.
6199 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6200 (sse4_2_pcmpestri): Likewise.
6201 (sse4_2_pcmpestrm): Likewise.
6202 (sse4_2_pcmpistri): Likewise.
6203 (sse4_2_pcmpistrm): Likewise.
6205 (aeskeygenassist): Likewise.
6207 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6209 * config/i386/predicates.md (vzeroall_operation): New.
6211 * config/i386/sse.md (avx_vzeroall): New.
6212 (*avx_vzeroall): Likewise.
6214 2008-08-28 Paul Brook <paul@codesourcery.com>
6215 Mark Shinwell <shinwell@codesourcery.com>
6216 Richard Earnshaw <richard.earnshaw@arm.com>
6218 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6219 (TARGET_MIN_ANCHOR_OFFSET): New.
6220 (arm_override_options): Set correct anchor ranges for Thumb-1
6221 and Thumb-2 if required.
6222 (legitimize_pic_address): Handle case involving a TLS symbol
6223 reference with an addend.
6224 (arm_optimization_options): Enable section anchors at -O1 and
6226 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6227 * config/arm/arm-protos.h (arm_optimization_options): New.
6229 2008-08-28 Nick Clifton <nickc@redhat.com>
6231 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6232 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6235 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6236 * config/v850/v850.md (return): Remove frame size restriction.
6238 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6240 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6242 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6244 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6246 2008-08-28 Paul Brook <paul@codesourcery.com>
6248 * config/arm/vfp11.md: Update license notice.
6249 * config/arm/cortex-r4.md: Ditto.
6251 2008-08-28 Richard Guenther <rguenther@suse.de>
6253 PR tree-optimization/37207
6254 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6257 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6260 * tree.c (int_fits_type_p): Don't forget unsigned integers
6261 of type sizetype which higher end word equals -1.
6263 2008-08-28 Ira Rosen <irar@il.ibm.com>
6265 * target.h (struct vectorize): Add new target builtin.
6266 * tree-vectorizer.c (destroy_loop_vec_info): Call
6267 vect_free_slp_instance instead of vect_free_slp_node.
6268 * tree-vectorizer.h (enum slp_load_perm_type): New.
6269 (struct _slp_instance): Add new fields.
6270 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6271 (SLP_INSTANCE_LOADS): New.
6272 (vect_free_slp_tree): Remove.
6273 (vect_free_slp_instance): Declare.
6274 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6275 (vectorizable_load): Add argument.
6276 (vect_transform_slp_perm_load): New.
6277 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6279 (vect_get_place_in_interleaving_chain): New function.
6280 (vect_free_slp_tree): Make static.
6281 (vect_free_slp_instance): New function.
6282 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6283 collect the load location in the interleaving chain.
6284 (vect_supported_slp_permutation_p): New function.
6285 (vect_supported_load_permutation_p): Likewise.
6286 (vect_analyze_slp_instance): In case of loads permutation, call
6287 vect_supported_load_permutation_p to check that the permutation is
6289 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6290 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6291 (vect_create_mask_and_perm): New function.
6292 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6293 (vectorizable_load): Add an argument. Don't keep the created vectors
6294 statements in the node if permutation is required. Call
6295 vect_transform_slp_perm_load to generate the permutation.
6296 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6297 additional argument.
6298 (vect_schedule_slp_instance): In case of loads permutation, allocate
6299 vectorized statements structure for all the related SLP nodes. Call
6300 vect_transform_stmt with addditional argument.
6301 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6302 * config/spu/spu.c (spu_builtin_vec_perm): New.
6303 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6304 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6305 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6306 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6308 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6310 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6311 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6312 __gthread_cond_signal, __gthread_cond_timedwait,
6313 __gthread_cond_timedwait_recursive): New functions.
6314 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6316 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6319 2008-08-28 Richard Guenther <rguenther@suse.de>
6322 * fold-const.c (maybe_canonicalize_comparison_1): Require
6323 undefined overflow only for canonicalizing A +- CST cmp CST.
6324 Make sure to not generate new constants that are not inside
6325 their TYPE_MIN/MAX_VALUE range.
6326 (maybe_canonicalize_comparison): Remove undefined overflow
6328 (fold_binary): Remove now duplicate folding.
6330 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6332 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6333 use not updated in the last change.
6335 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6337 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6338 (IRA_COVER_CLASSES): Add FPUL_REGS.
6340 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6343 * c-common.c (conversion_warning): Check for null operands.
6345 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6348 * c-decl.c (check_for_loop_decls): Improve error message. Give
6351 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6354 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6355 (convert_for_assignment): Pass corrent OPT_W* parameter to
6356 WARN_FOR_ASSIGNMENT.
6358 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6361 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6363 2008-08-27 Paul Brook <paul@codesourcery.com>
6365 * config.gcc: Loosen checks for arm uclinux eabi targets.
6367 2008-08-27 Paul Brook <paul@codesourcery.com>
6369 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6371 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6373 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6375 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6376 the enumerators of an ENUMERAL_TYPE.
6377 * dbxout.c (dbxout_type): Ditto.
6379 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6382 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6383 (fwprop_addr): Check that the loop_father is not the outer loop.
6385 2008-08-26 Paul Brook <paul@codesourcery.com>
6387 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6388 Remove documentation entry for fmul type.
6389 Use fmuls to annotate single-precision multiplication patterns,
6390 fmuld to annotate double-precision multiplication patterns,
6391 fmacs to annotate single-precision multiply-accumulate patterns
6392 and fmacd to annotate double-precision multiply-accumulate patterns.
6393 * config/arm/vfp11.md: Update reservations accordingly.
6394 * config/arm/arm.md: Note that certain values of the "type"
6395 attribute are documented in vfp.md.
6396 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6397 (v10_cvt): Use new fmul types.
6399 2008-08-26 Paul Brook <paul@codesourcery.com>
6401 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6402 * config/arm/vfp11.md: ...here. New.
6403 * config/arm/arm.md: Include vfp11.md.
6405 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6407 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6408 parameter to inform call.
6410 2008-08-26 Jeff Law <law@redhat.com>
6412 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6413 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6414 preferred class when copying a constant into a partial word register.
6416 2008-08-26 Ben Elliston <bje@au.ibm.com>
6418 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
6419 * cp/typeck.c: Likewise.
6420 * cp/tree.c: Likewise.
6421 * gimple-low.c: Likewise.
6424 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
6426 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
6427 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
6429 * doc/passes.texi: Describe IRA.
6431 * doc/tm.texi (IRA_COVER_CLASSES,
6432 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
6434 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
6435 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
6436 -fira-propagate-cost, -fno-ira-share-save-slots,
6437 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
6439 * flags.h (ira_algorithm): New enumeration.
6440 (flag_ira_algorithm, flag_ira_verbose): New external variable
6443 * postreload.c (gate_handle_postreload): Don't do post reload
6444 optimizations unless the reload is completed.
6446 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
6449 * tree-pass.h (pass_ira): New external variable declaration.
6451 * reload.h: Add 2008 to the Copyright.
6453 * cfgloopanal.c: Include params.h.
6454 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
6457 * params.h (IRA_MAX_LOOPS_NUM): New macro.
6459 * toplev.c (ira.h): New include.
6460 (flag_ira_algorithm, flag_ira_verbose): New external variables.
6461 (backend_init_target): Call ira_init.
6462 (backend_init): Call ira_init_once.
6463 (finalize): Call finish_ira_once.
6465 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
6466 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
6469 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
6470 may_move_out_cost): New external variable declarations.
6471 (move_table): New typedef.
6473 * caller-save.c: Include headers output.h and ira.h.
6474 (no_caller_save_reg_set): New global variable.
6475 (save_slots_num, save_slots): New variables.
6476 (reg_save_code, reg_restore_code, add_stored_regs): Add
6478 (init_caller_save): Set up no_caller_save_reg_set.
6479 (init_save_areas): Reset save_slots_num.
6480 (saved_hard_reg): New structure.
6481 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
6482 (initiate_saved_hard_regs, new_saved_hard_reg,
6483 finish_saved_hard_regs, saved_hard_reg_compare_func): New
6485 (setup_save_areas): Add code for sharing stack slots.
6486 (all_blocks): New variable.
6487 (save_call_clobbered_regs): Process pseudo-register too.
6488 (mark_set_regs): Process pseudo-register too.
6489 (insert_one_insn): Put the insn after bb note in a empty basic
6490 block. Add insn check.
6492 * global.c (eliminable_regset): Make it external.
6493 (mark_elimination): Use DF_LR_IN for IRA.
6494 (pseudo_for_reload_consideration_p): New.
6495 (build_insn_chain): Make it external. Don't ignore spilled
6496 pseudos for IRA. Use pseudo_for_reload_consideration_p.
6497 (gate_handle_global_alloc): New function.
6498 (pass_global_alloc): Add the gate function.
6500 * opts.c (decode_options): Set up flag_ira. Print the warning for
6502 (common_handle_option): Process -fira-algorithm and -fira-verbose.
6504 * timevar.def (TV_IRA, TV_RELOAD): New passes.
6506 * regmove.c (regmove_optimize): Don't do replacement of output for
6509 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
6510 New external variable declarations.
6512 * local-alloc.c (update_equiv_regs): Make it external. Return
6513 true if jump label rebuilding should be done. Rescan new_insn for
6515 (gate_handle_local_alloc): New function.
6516 (pass_local_alloc): Add the gate function.
6518 * alias.c (value_addr_p, stack_addr_p): New functions.
6519 (nonoverlapping_memrefs_p): Use them for IRA.
6521 * common.opt (fira, fira-algorithm, fira-coalesce,
6522 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
6523 fira-verbose): New options.
6525 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
6526 move_cost, may_move_in_cost, may_move_out_cost): Make the
6528 (move_table): Remove typedef.
6529 (init_move_cost): Make it external.
6530 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
6533 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
6534 setup_reg_classes): New function prototypes.
6535 (eliminable_regset): New external variable declaration.
6536 (build_insn_chain, update_equiv_regs): New function prototypes.
6538 * Makefile.in (IRA_INT_H): New definition.
6539 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
6540 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
6541 (reload1.o, toplev.o): Add dependence on ira.h.
6542 (cfgloopanal.o): Add PARAMS_H.
6543 (caller-save.o): Add dependence on output.h and ira.h.
6544 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
6545 ira-emit.o, ira-lives.o): New entries.
6547 * passes.c (pass_ira): New pass.
6549 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
6551 * reload1.c (ira.h): Include the header.
6552 (changed_allocation_pseudos): New bitmap.
6553 (init_reload): Initiate the bitmap.
6554 (compute_use_by_pseudos): Permits spilled registers in FROM.
6555 (temp_pseudo_reg_arr): New variable.
6556 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
6557 IRA. Call alter_reg with the additional parameter. Don't clear
6558 spilled_pseudos for IRA. Restore original insn chain for IRA.
6559 Clear changed_allocation_pseudos at the end of reload.
6560 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6561 (hard_regno_to_pseudo_regno): New variable.
6562 (count_pseudo): Check spilled pseudos. Set up
6563 hard_regno_to_pseudo_regno.
6564 (count_spilled_pseudo): Check spilled pseudos. Update
6565 hard_regno_to_pseudo_regno.
6566 (find_reg): Use better_spill_reload_regno_p. Check
6567 hard_regno_to_pseudo_regno.
6568 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
6570 (eliminate_regs_1): Use additional parameter for alter_reg.
6571 (finish_spills): Set up pseudo_previous_regs only for spilled
6572 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
6573 more arguments. Don't clear live_throughout and dead_or_set for
6574 spilled pseudos. Use additional parameter for alter_reg. Call
6575 mark_allocation_change. Set up changed_allocation_pseudos.
6576 Remove sanity check.
6577 (emit_input_reload_insns, delete_output_reload): Use additional
6578 parameter for alter_reg. Call mark_allocation_change.
6579 (substitute, gen_reload_chain_without_interm_reg_p): New
6581 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
6583 * testsuite/gcc.dg/20080410-1.c: New file.
6585 * config/s390/s390.h (IRA_COVER_CLASSES,
6586 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
6588 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
6590 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
6592 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
6594 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
6596 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
6598 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
6600 2008-08-24 Jeff Law <law@redhat.com>
6601 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
6602 when ignoring unavailable registers.
6604 2008-08-24 Jeff Law <law@redhat.com>
6605 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
6606 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
6607 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
6608 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
6610 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
6611 * ira-build.c (allocno_range_compare_func): Stabilize sort.
6613 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
6614 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
6615 * reload1.c (find_reg): Process registers in register allocation order.
6617 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6618 * toplev.c (backend_init_target): Move ira_init call from
6620 (lang_dependent_init_target): ...to here.
6622 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6623 * ira.c (setup_class_subset_and_memory_move_costs): Don't
6624 calculate memory move costs for NO_REGS.
6626 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
6627 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
6628 STACK_REGS is defined.
6630 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6631 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
6633 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
6634 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
6636 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
6637 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
6638 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
6641 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
6642 Dorit Nuzman <dorit@il.ibm.com>
6644 * gcc/config/spu/spu.md (vec_extract_evenv4si,
6645 vec_extract_evenv4sf, vec_extract_evenv8hi,
6646 vec_extract_evenv16qi, vec_extract_oddv4si,
6647 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
6648 vec_interleave_highv4sf, vec_interleave_lowv4sf,
6649 vec_interleave_highv4si, vec_interleave_lowv4si,
6650 vec_interleave_highv8hi, vec_interleave_lowv8hi,
6651 vec_interleave_highv16qi, vec_interleave_lowv16qi,
6652 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
6654 2008-08-25 Janis Johnson <janis187@us.ibm.com>
6657 * config/rs6000/rs6000.c (optimization_options): Don't default to
6658 section anchors without toplevel reorder.
6660 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6662 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
6663 (mfc_end_critical_section): Likewise.
6665 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6667 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
6668 all type qualifiers from element type to vector type.
6670 2008-08-25 David Daney <ddaney@avtrex.com>
6672 * config/mips/mips.md (immediate_insn): Move up in file, fix
6673 comment typo, reformat.
6674 (fetchop_bit, atomic_hiqi_op memory_barrier,
6675 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
6676 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
6677 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
6678 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
6679 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
6680 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
6681 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
6682 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
6683 sync_old_nand<mode>, sync_new_nand<mode>,
6684 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
6685 test_and_set_12): Moved to sync.md.
6687 * config/mips/sync.md: New file.
6689 2008-08-25 Richard Henderson <rth@redhat.com>
6691 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
6692 (regsave): Likewise.
6693 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
6694 (output_cfi_directive): Likewise.
6695 (div_data_align): New.
6696 (output_cfi): Use it.
6698 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
6700 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
6701 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
6702 (TARGET_OCTEON): New macro.
6703 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
6704 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
6705 (ISA_HAS_POP): New macro.
6706 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6708 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6710 * config/mips/mips.md (cpu): Add octeon.
6711 (type): Add pop attribute value.
6712 (popcount<mode>2): New pattern.
6713 * doc/invoke.texi (-march=@var{arch}): Add octeon.
6715 2008-08-24 Jan Hubicka <jh@suse.cz>
6717 * doc/invoke.texi (-fipa-cp-clone): New option.
6718 (-fipa-cp): Update docs.
6719 (--param ipcp-unit-growth):New.
6720 * ipa-cp.c: Include fibheap.h, params.h
6721 (ipcp_initialize_node_lattices): When not cloning, all externally
6722 visible functions are bottom.
6723 (ipcp_need_redirect_p): Accept clones.
6724 (ipcp_insert_stage): Use cost driven heuristics.
6725 (max_count, dead_nodes): New static vars.
6726 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
6727 ipcp_const_param_count): New functions.
6728 * common.opt (ipa-cp-clone): New command line option.
6729 * params.def (ipcp-unit-growth): New.
6731 2008-08-24 Jan Hubicka <jh@suse.cz>
6733 * tree-inline.c (tree_function_versioning): Look harder
6734 for referenced vars.
6736 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
6738 PR tree-optimization/37185
6739 * matrix-reorg.c (transform_access_sites): Update changed stmt.
6741 2008-08-23 Jan Hubicka <jh@suse.cz>
6743 * ipa-cp.c (ipcp_analyze_node): New function.
6744 (ipcp_update_cloned_node): Use it.
6745 (ipcp_init_stage): Likewise.
6746 * ipa-inline.c (function_insertion_hook_holder): New static var.
6747 (analyze_function): Break out from ....
6748 (inline_generate_summary): Here; register insertion hook.
6749 (cgraph_decide_inlining): Remove hook.
6750 (add_new_function): New function.
6752 2008-08-23 Jan Hubicka <jh@suse.cz>
6754 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
6756 2008-08-23 Jan Hubicka <jh@suse.cz>
6758 * ipa-cp.c (constant_val_insert): Remove.
6759 (ipcp_propagate_one_const): Remove.
6760 (ipcp_create_replace_map): Always insert replacements to the map.
6761 (ipcp_insert_stage): Do not try to insert statements by hand.
6762 * tree-inline.c (insert_init_stmt): Break out from ...
6763 (setup_one_parameter): ... here; allow NULL BB pointer.
6764 (tree_function_versioning): Use setup_one_parameter to process
6767 2008-08-23 Jan Hubicka <jh@suse.cz>
6769 * tree.c (decl_address_ip_invariant_p): New function.
6770 * tree.h (decl_address_ip_invariant_p): Declare.
6771 * gimple.c (strip_invariant_refs): Break out from ...
6772 (is_gimple_invariant_address): ... here
6773 (is_gimple_ip_invariant_address): New function.
6774 (is_gimple_ip_invariant): New function.
6775 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
6778 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
6779 (ipcp_lat_is_insertable): All constants are insertable.
6780 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
6781 IPA_CONST_VALUE_REF.
6782 (ipcp_initialize_node_lattices): Propagate all types of operands.
6783 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
6784 (ipcp_create_replace_map): Reformat.
6785 (ipcp_need_redirect_p): Simplify.
6786 (ipcp_insert_stage): Check that argument is used before clonning.
6787 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
6789 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
6790 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
6791 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
6792 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
6793 (jump_func_type): Remove IPA_CONST_VALUE_REF.
6794 * tree-inline.c (tree_function_versioning): Add variables referenced
6797 2008-08-23 Jan Hubicka <jh@suse.cz>
6800 * i386.c (standard_80387_constant_p): Use optimize_size.
6802 2008-08-23 Ira Rosen <irar@il.ibm.com>
6804 PR tree-optimization/37161
6805 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
6806 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
6807 (vect_determine_vectorization_factor): Move the scalar type
6808 retrieval to vect_get_smallest_scalar_type.
6809 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
6810 scalar type. Remove redundant computation.
6811 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
6812 (vect_get_slp_defs): Take the type of RHS into account if
6813 necessary by calling vect_get_smallest_scalar_type. Call
6814 vect_get_constant_vectors with additional argument.
6816 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6819 * doc/invoke.texi (Wwrite-strings): Clarify description.
6821 2008-08-23 Ira Rosen <irar@il.ibm.com>
6823 PR tree-optimization/37174
6824 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
6825 def stmt is a part of the loop before accessing its stmt_vec_info.
6827 2008-08-22 Anatoly Sokolov <aesok@post.ru>
6830 * config/avr/avr.md (UNSPEC_SWAP): New constants.
6831 (*swap): New insn pattern.
6832 (*ashlqi3): Rename from ashlqi3 insn pattern.
6833 (ashlqi3): New expanders.
6834 (*lshrqi3): Rename from lshrqi3 insn pattern.
6835 (lshrqi3): New expanders.
6836 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
6837 lshrqi3_const5, lshrqi3_const6): New splitters.
6838 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
6839 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
6842 2008-08-22 Richard Guenther <rguenther@suse.de>
6844 PR tree-optimization/37078
6845 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
6846 [+INF, +INF] ranges.
6848 2008-08-22 Richard Guenther <rguenther@suse.de>
6850 PR tree-optimization/37143
6851 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
6852 a conversion statement instead of a copy.
6854 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
6857 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
6858 CCCmode, CCOmode and CCSmode destination modes.
6861 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
6862 from different units in a single alternative.
6863 (*vec_extractv2sf_1): Ditto.
6864 (*vec_extractv2si_0): Ditto.
6865 (*vec_extractv2si_1): Ditto.
6866 * config/i386/sse.md (sse2_storehpd): Ditto.
6867 (sse2_storelpd): Ditto.
6868 (sse2_loadhpd): Ditto.
6869 (sse2_loadlpd): Ditto.
6872 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
6873 (popcountsi2): Ditto.
6874 (clzdi2_abm): Ditto.
6875 (popcountdi2): Ditto.
6876 (clzhi2_abm): Ditto.
6877 (popcounthi2): Ditto.
6879 2008-08-22 Richard Guenther <rguenther@suse.de>
6883 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
6884 if the multiplication does not overflow.
6886 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
6888 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
6890 2008-08-21 Richard Henderson <rth@redhat.com>
6892 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
6893 spurrious comma from test.
6894 * configure: Rebuild.
6896 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6899 * builtins.c (fold_builtin_next_arg): Add warning about undefined
6902 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
6904 * c-tree.h (grokfield): New argument.
6905 * c-decl.c (grokfield): Handle new location argument.
6906 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
6908 2008-08-21 Richard Guenther <rguenther@suse.de>
6910 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
6912 2008-08-21 Jan Hubicka <jh@suse.cz>
6914 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
6915 (cgraph_add_function_insertion_hook,
6916 cgraph_remove_function_insertion_hook,
6917 cgraph_call_function_insertion_hooks): New functions.
6918 * cgraph.h (cgraph_add_function_insertion_hook,
6919 cgraph_remove_function_insertion_hook,
6920 cgraph_call_function_insertion_hooks): Declare.
6921 * ipa-reference.c (function_insertion_hook_holder): New variable.
6922 (check_operand, look_for_address_of): When checking late, do not care
6923 about module bitmaps.
6924 (add_new_function): New function.
6925 (generate_summary): Register hooks; zero module bitmaps.
6926 (propagate): Unregister hooks.
6927 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
6928 (add_new_function): New function.
6929 (generate_summary): Register hook.
6930 (propagate): Remove hook.
6932 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
6934 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
6935 * ipa-cp.c (ipcp_update_cloned_node): New function.
6936 (build_const_val): Handle functions correctly; bring type logic
6937 into sync with tree-inline.c
6938 (ipcp_init_stage): Take care of computing stuff needed by
6939 indirect inlining; update clones.
6940 (ipcp_generate_summary): Break out of ipcp_driver.
6941 (ipcp_driver): Do only execution and transformation.
6942 (pass_ipa_cp): Make IPA_PASS.
6943 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
6945 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
6946 ipcp, some info is already available.
6947 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
6948 * tree-inline.c (remap_ssa_name): Unshare expression.
6950 2008-08-21 Richard Guenther <rguenther@suse.de>
6952 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6953 a PHI ask VN if it is already available.
6954 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6955 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6957 2008-08-21 Richard Guenther <rguenther@suse.de>
6960 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
6961 makes sure to produce a result of the correct type.
6963 2008-08-21 Jan Hubicka <jh@suse.cz>
6964 Backport from LTO branch:
6966 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6967 Jan Hubicka <jh@suse.cz>
6970 (init_state, finish_state, set_function_state, generate_summary):
6972 (scan_stmt): Renamed from scan_function. Changed to keep state in
6973 local static vars rather than cgraph aux field.
6974 (propagate): Renamed from static_execute. Changed to keep state in
6975 local static vars rather than cgraph aux field.
6976 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
6977 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
6979 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6981 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
6982 * ipa-reference.c (init_function_info, generate_summary,
6983 propagate): New functions.
6984 (analyze_function): Call init_function_info.
6985 (static_execute): Stripped into generate_summary and propagate.
6986 (pass_ipa_reference): Made into ipa_opt_pass.
6988 2008-08-21 Richard Guenther <rguenther@suse.de>
6990 PR tree-optimization/37181
6991 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
6993 (extract_range_from_unary_expr): Likewise.
6995 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6997 * diagnostic.c (pedwarn_at): Rename as pedwarn.
6999 * toplev.h (pedwarn_at): Likewise.
7000 * builtins.c: Update all calls to pedwarn.
7001 * c-lex.c: Likewise.
7002 * toplev.c: Likewise.
7003 * c-tree.h: Likewise.
7004 * c-decl.c: Likewise.
7005 * c-errors.c: Likewise.
7006 * c-typeck.c: Likewise.
7007 * c-common.c: Likewise.
7008 * c-parser.c: Likewise.
7010 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7013 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7014 with MODE_VECTOR_INT mode.
7016 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7019 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7020 initialized outside the current module.
7021 (warn_uninitialized_var): Ignore left-hand side when walking the
7022 trees. Ignore address expressions. Examine VUSE operands in gimple
7023 statements with a variable declaration on the right-hand side.
7025 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7028 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7030 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7033 * c-common.c (conversion_warning): Do not warn if applying bit-and
7034 operator to unsigned constant that fits in the target type.
7036 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7039 * c-common.c (conversion_warning): Do not warn for artificial
7042 2008-08-20 Richard Guenther <rguenther@suse.de>
7044 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7045 (extract_range_from_binary_expr): Fall back to constant propagation.
7046 (extract_range_from_unary_expr): Likewise.
7048 2008-08-20 Richard Guenther <rguenther@suse.de>
7050 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7051 with TREE_THIS_VOLATILE on shared nodes.
7052 (fold_stmt_r): Likewise.
7054 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7057 * c-parser.c (c_parser_attributes): For keywords use canonical
7058 spelling for attr_name.
7060 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7062 * value-prof.c (check_counter): Revert wrong call to error.
7064 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7066 * profile.c: Update calls to inform.
7067 * value-prof.c: Update calls to inform.
7069 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7071 * diagnostic.c (inform): Add an explicit location_t parameter.
7072 * toplev.h (inform): Update declaration.
7073 * builtins.c: Update all calls to inform.
7074 * c-common.c: Likewise.
7075 * c-decl.c: Likewise.
7076 * c-opts.c: Likewise.
7077 * c-pch.c: Likewise.
7078 * c-pragma.c: Likewise.
7079 * c-typeck.c: Likewise.
7080 * coverage.c: Likewise.
7082 * toplev.c: Likewise.
7083 * tree-cfg.c: Likewise.
7084 * tree-ssa.c: Likewise.
7086 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7089 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7090 V2DI mode, for SSE4.1, use movq instead of vector set if the
7091 second element is zero and inter-unit moves are OK.
7093 2008-08-20 Richard Guenther <rguenther@suse.de>
7095 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7096 properly handle conversion/copy chains after tuplification.
7098 2008-08-20 Richard Guenther <rguenther@suse.de>
7100 * passes.c (init_optimization_passes): Move the second
7101 forwprop pass before alias computation. Remove the second
7102 DCE pass. Remove the first dominator and phi copy/const
7105 2008-08-20 Nick Clifton <nickc@redhat.com>
7107 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7108 support of this feature. Do not assume that a sufficiently new
7109 assembler will support the feature regardless of the target type.
7110 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7111 * configure: Regenerate.
7113 2008-08-20 Richard Guenther <rguenther@suse.de>
7115 * tree-vrp.c (found_in_subgraph): Remove.
7116 (live): New global static.
7117 (live_on_edge): New function.
7118 (blocks_visited): Remove.
7119 (register_edge_assert_for_2): Use live_on_edge.
7120 (find_conditional_asserts): Remove code dealing with
7121 found_in_subgraph. Do not walk the CFG.
7122 (find_switch_asserts): Likewise.
7123 (find_assert_locations_1): Renamed from find_assert_locations.
7124 Move finding assert locations for conditional and switch
7125 statements first. Update live bitmap. Do not walk the CFG.
7126 (find_assert_locations): New function.
7127 (insert_range_assertions): Remove entry of CFG walk.
7128 Adjust call to find_assert_locations.
7129 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7130 that only can appear because of fake exit edges but assert we
7131 never try to insert on those.
7132 (fini_pre): Do not remove fake exit edges here...
7133 (execute_pre): ...but here, before committing edge inserts.
7135 2008-08-19 Richard Guenther <rguenther@suse.de>
7137 * passes.c (init_optimization_passes): Exchange store-ccp
7140 2008-08-19 Rafael EspÃndola <espindola@google.com>
7142 * varasm.c (weak_decls): Move earlier in the file.
7143 (assemble_external): Add weak decls to the weak_decls list.
7144 (declare_weak): Don't add decls to the weak_decls list.
7146 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7149 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7150 before (sse2_shufpd_<mode>).
7152 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7155 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7156 * tree.c (block_nonartificial_location): Likewise.
7158 2008-08-19 Richard Guenther <rguenther@suse.de>
7160 PR tree-optimization/35972
7161 PR tree-optimization/23094
7162 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7164 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7165 handle MISALIGNED_INDIRECT_REF.
7166 (get_ref_from_reference_ops): New helper.
7167 (vn_reference_lookup_pieces): Walk the use-def chain using the
7168 alias-oracle if requested.
7169 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7170 walking the use-def chain.
7171 (compute_avail): But not here.
7172 (create_component_ref_by_pieces_1): Properly handle
7173 MISALIGNED_INDIRECT_REF.
7174 (do_regular_insertion): Handle fully redundant
7175 expressions after PHI-translation also for SSA_NAME values, not
7176 only constants. Correctly use edoubleprime for that.
7178 2008-08-19 Ira Rosen <irar@il.ibm.com>
7180 * tree-vectorizer.c (supportable_widening_operation): Support
7181 multi-step conversion, return the number of steps in such conversion
7182 and the required intermediate types.
7183 (supportable_narrowing_operation): Likewise.
7184 * tree-vectorizer.h (vect_pow2): New function.
7185 (supportable_widening_operation): Change argument types.
7186 (supportable_narrowing_operation): Likewise.
7187 (vectorizable_type_promotion): Add an argument.
7188 (vectorizable_type_demotion): Likewise.
7189 * tree-vect-analyze.c (vect_analyze_operations): Call
7190 vectorizable_type_promotion and vectorizable_type_demotion with
7191 additional argument.
7192 (vect_get_and_check_slp_defs): Detect patterns.
7193 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7195 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7196 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7197 factor according to the smallest type in the loop.
7198 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7199 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7200 supportable_widening_operation with correct arguments.
7201 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7202 operands lists according to the number of vector statements in left
7203 or right node, if exists.
7204 (vect_gen_widened_results_half): Remove unused argument.
7205 (vectorizable_conversion): Call supportable_widening_operation,
7206 supportable_narrowing_operation, and vect_gen_widened_results_half
7207 with correct arguments.
7208 (vectorizable_assignment): Change documentation, support multiple
7210 (vectorizable_operation): Likewise.
7211 (vect_get_loop_based_defs): New function.
7212 (vect_create_vectorized_demotion_stmts): Likewise.
7213 (vectorizable_type_demotion): Support loop-aware SLP and general
7214 multi-step conversion. Call vect_get_loop_based_defs and
7215 vect_create_vectorized_demotion_stmts for transformation.
7216 (vect_create_vectorized_promotion_stmts): New function.
7217 (vectorizable_type_promotion): Support loop-aware SLP and general
7218 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7220 (vectorizable_store): Change documentation, support multiple
7222 (vectorizable_load): Likewise.
7223 (vect_transform_stmt): Pass SLP_NODE to
7224 vectorizable_type_promotion and vectorizable_type_demotion.
7225 (vect_schedule_slp_instance): Move here the calculation of number
7226 of vectorized statements for each node from...
7227 (vect_schedule_slp): ... here.
7228 (vect_transform_loop): Call vect_schedule_slp without the last
7231 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7234 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7235 to == in assert statement.
7236 (vectorizable_reduction): Fix typo.
7238 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7241 * value-prof.c (check_counter): Dereference pointer to overall
7242 count when printing it.
7244 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7246 * profile.h: Really add it.
7248 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7250 * mcf.c: Really add it.
7252 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7253 Vinodha Ramasamy <vinodha@google.com>
7255 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7257 * value-prof.c (check_counter): Fix the counter if
7258 flag_profile_correction is true.
7259 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7260 tree_mod_subtract_transform):
7261 Follow check_counter parameter change.
7262 * common.opt (fprofile-correction): New option.
7264 * profile.h: Likewise.
7265 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7266 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7267 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7269 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7270 flag_profile_correction is set.
7272 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7274 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7276 2008-08-18 Tomas Bily <tbily@suse.cz>
7278 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7279 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7281 * tree-data-ref.c (split_constant_offset_1): Likewise.
7282 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7283 * tree-sra.c (sra_walk_expr): Likewise.
7284 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7285 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7286 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7287 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7289 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7290 * tree-vect-transform.c (vectorizable_type_demotion)
7291 (vectorizable_type_promotion): Likewise.
7292 * tree-inline.c (expand_call_inline):
7293 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7294 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7295 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7296 * expr.c (expand_expr_real_1): Likewise.
7297 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7298 (gimple_assign_unary_useless_conversion_p): Likewise.
7299 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7300 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7301 * fold-const.c (fold_unary): Likewise.
7302 * tree.h (CONVERT_EXPR_P): Likewise.
7303 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7304 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7306 (register_edge_assert_for_2, extract_range_from_unary_expr)
7307 (register_edge_assert_for_1): Likewise.
7309 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7311 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7312 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7313 (enum real_value_const): Delete.
7314 (get_real_const): Delete.
7315 * real.c (get_real_const): Delete.
7316 (dconst_e_ptr): Define.
7317 (dconst_third_ptr): Define.
7318 (dconst_sqrt2_ptr): Define.
7319 * builtins.c: Update all callers.
7321 2008-08-18 Richard Guenther <rguenther@suse.de>
7323 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7324 statement iterator after statement removal.
7326 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7328 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7329 (detect_processor_freebsd): Likewise.
7330 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7332 2008-08-18 Richard Guenther <rguenther@suse.de>
7334 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7335 and loads have the correct types.
7337 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7340 * c-opts.c (cpp_opts): Remove static.
7341 * c-parser.c (cpp_opts): Declare it extern.
7342 (disable_extension_diagnostics): Handle cpp options.
7343 (enable_extension_diagnostics): Likewise.
7345 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7347 * diagnostics.c (permerror_at): Rename as permerror.
7348 (permerror): Delete.
7349 * toplev.h: Likewise.
7351 2008-08-18 Richard Guenther <rguenther@suse.de>
7353 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7354 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7355 Move call_cdce before build_alias. Move copyrename2,
7356 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7357 right after final inlining.
7358 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7359 (pass_build_cfg): But instead via TODO_dump_func.
7361 2008-08-18 Richard Guenther <rguenther@suse.de>
7363 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7365 (scalarize_init): If we failed to generate some initializers
7366 do not generate zeros for not instantiated members. Instead
7367 rely on the copy out.
7368 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7369 about missing flow-sensitive alias info only if we have
7372 2008-08-17 Nick Clifton <nickc@redhat.com>
7374 * doc/extend.texi (Function Attributes): Fix typo in description
7375 if hot function attribute.
7377 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7378 Richard Sandiford <rdsandiford@googlemail.com>
7380 * doc/install.texi (--with-mips-plt): Document.
7381 * doc/invoke.texi (-mplt, -mno-plt): Document.
7382 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7383 and handle ${with_mips_plt}.
7384 * config/mips/mips.opt (mplt): New option.
7385 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7386 (TARGET_ABICALLS_PIC2): Likewise.
7387 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7388 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7389 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7390 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7391 to decide whether to output ".option picX" directives.
7392 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7393 Pass -call_nonpic rather than -KPIC for -mplt.
7394 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7395 on the command line. Also remove it when -mabi=64 is used without
7397 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7398 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7399 TARGET_ABICALLS_PIC0.
7400 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7402 (mips16_build_function_stub): Only output ".option pic" directives
7403 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7404 (mips16_build_call_stub): Fix comment and remove redundant
7405 ".set at"/"set .noat" directives.
7406 (mips_function_rodata_section): Use the default behaviour for
7407 TARGET_ABSOLUTE_ABICALLS.
7408 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7409 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7410 (mips_restore_gp): Do nothing if the current function doesn't use
7412 (mips_expand_prologue): Only save $gp if the current function uses it.
7413 Use a normal move for TARGET_ABICALLS_PIC0.
7414 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
7416 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
7418 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
7419 of function when handling GLOBAL_POINTER_REGNUM.
7421 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
7424 * common.opt (-fstack-check): Do not declare the variable here.
7425 (-fstack-check=): New option variant.
7426 * doc/invoke.texi (Code Gen Options): Document it.
7427 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
7428 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
7429 (STACK_CHECK_STATIC_BUILTIN): New macro.
7430 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
7431 * opts.c: Include expr.h.
7432 (common_handle_option) <OPT_fold_stack_check_>: New case.
7433 <OPT_fstack_check>: Likewise.
7434 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
7435 consistently in the test for variable-sized types. Adjust for
7436 new behaviour of flag_stack_check.
7437 * explow.c: Include except.h.
7438 (allocate_dynamic_stack_space): Do not take into account
7439 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
7440 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
7441 for variable-sized parameters. Treat all parameters whose size is
7442 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
7443 stack checking is enabled.
7444 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
7445 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
7446 if generic stack checking is enabled.
7447 (expand_function_end): Adjust for new behaviour of flag_stack_check.
7448 * reload1.c (reload): Likewise.
7449 * stmt.c (expand_decl): Assert that all automatic variables have
7450 fixed size at this point and remove dead code.
7451 * flags.h (stack_check_type): New enumeration type.
7452 (flag_stack_check): Declare.
7453 * toplev.c (flag_stack_check): New global variable.
7454 * Makefile.in (opts.o): Add dependency on EXPR_H.
7455 (explow.o): Add dependency on except.h.
7457 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
7459 * config/avr/avr.c (avr_override_options): Reduce value of
7460 PARAM_INLINE_CALL_COST.
7462 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
7464 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
7465 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
7466 lieu of TYPE_MODE (type) throughout.
7468 2008-08-15 Joseph Myers <joseph@codesourcery.com>
7470 * config/arm/arm.c (add_minipool_backward_ref): Check for
7471 8-byte-aligned entries in second case of forcing insertion after a
7472 particular entry. Change third case to avoid inserting
7473 non-8-byte-aligned entries before 8-byte-aligned ones.
7475 2008-08-15 Richard Guenther <rguenther@suse.de>
7477 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
7478 strip components for unknown size accesses.
7480 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
7482 * config/s390/2097.md New file.
7483 * config/s390/s390.md ("z10prop" attribute): Define none,
7484 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
7485 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
7486 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
7487 possible values and apply them to insns as appropriate.
7488 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
7489 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
7490 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
7491 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
7492 ("bfp" mode attribute): Removed. Every occurence replaced
7494 * config/s390/s390.c (struct "z10_cost"): Updated entries.
7495 * config/s390/2084.md (insn_reservation "x_itof"): Updated
7498 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7501 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
7504 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
7506 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
7507 additional argument. Support reduction when duplication is needed due
7508 to data-types of different sizes in the loop.
7509 (get_initial_def_for_induction): Fix printout.
7510 (vect_get_vec_def_for_stmt_copy): Support case where the
7511 vec_stmt_for_operand is a phi node.
7512 (vectorizable_reduction): Support reduction when duplication is needed
7513 due to data-types of different sizes in the loop.
7514 (vectorizable_call): Remove restriction to not vectorize in case we
7515 have data-types of different sizes in the loop.
7516 (vectorizable_conversion): Likewise.
7517 (vectorizable_operation): Likewise.
7518 (vectorizable_type_demotion): Likewise.
7519 (vectorizable_type_promotion): Likewise.
7520 (vectorizable_induction): Add restriction to not vectorize in case
7521 we have data-types of different sizes in the loop.
7523 2008-08-14 Christophe Saout <christophe@saout.de>
7524 Uros Bizjak <ubizjak@gmail.com>
7527 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
7528 (*vec_concatv2di_rex64_sse4_1): Ditto.
7529 (*vec_concatv2di_rex64_sse): Ditto.
7531 2008-08-14 Jakub Jelinek <jakub@redhat.com>
7534 * fold-const.c (fold_widened_comparison): Do not allow
7535 sign changes that change the result even if shorter type
7536 is wider than arg1_unw's type.
7538 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
7540 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
7541 Skip if the multilib testing specifies -march that does not
7542 agree with the one specified in the testcase.
7544 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7546 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
7547 zero extend SImode values being converted to TFmode before passing
7550 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7552 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
7553 __PPU__ when targeting the Cell/B.E. PPU processor.
7555 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
7557 * gimple.h (gimple_call_set_chain): Accept SSA variables.
7558 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
7559 Rematerialize the static chain, if any.
7560 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
7563 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7565 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
7566 (new_loc_descr): Likewise.
7567 (add_loc_descr): Likewise.
7568 (size_of_loc_descr): Likewise.
7569 (size_of_locs): Likewise.
7570 (output_loc_operands): Likewise.
7571 (output_loc_sequence): Likewise.
7572 (new_reg_loc_descr): New.
7573 (build_cfa_loc): Use it.
7574 (build_cfa_aligned_loc): Likewise.
7575 (one_reg_loc_descriptor): Likewise.
7576 (based_loc_descr): Likewise.
7578 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7581 * doc/invoke.texi (Wmain): Update.
7582 * c-decl.c (start_decl): warn_main is only 0 or 1.
7583 (start_function): Likewise. Fix formatting.
7584 (finish_function): Delete redundant warning.
7585 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
7586 * c-opts (c_common_handle_option): -Wall only has effect if
7587 warn_main is uninitialized. OPT_Wmain is automatically
7588 handled. -pedantic also enables Wmain.
7589 (c_common_post_options): Handle all logic for Wmain here.
7590 * c-common.c (warn_main): Delete.
7591 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
7592 * c-common.h (warn_main): Delete.
7594 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7597 * expr.c (emit_group_store): Allocate stack temp with the
7598 largest alignment when copying from register to stack.
7600 2008-08-13 Richard Guenther <rguenther@suse.de>
7602 * tree.h (maybe_fold_offset_to_address): Declare.
7603 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
7604 (ccp_fold): Handle pointer conversions the same as fold_stmt.
7605 Likewise for POINTER_PLUS_EXPR.
7606 (maybe_fold_offset_to_reference): Enable disabled code.
7607 (maybe_fold_offset_to_address): New function.
7608 (fold_stmt_r): Use it.
7609 (fold_gimple_assign): Likewise.
7610 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
7611 (gimplify_expr): Likewise.
7613 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7615 * toplev.h (pedwarn_at): Fix declaration.
7617 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7619 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
7620 LINK_SPEC): Use %R in -Y P argument.
7622 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7625 * diagnostic.c (pedwarn_at): New.
7626 * toplev.h (pedwarn_at): Declare.
7627 * c-tree.h (build_enumerator): Update declaration.
7628 * c-decl.c (finish_enum): Update comment.
7629 (build_enumerator): Take a location parameter. Give a pedwarn but do
7630 not perform any conversion.
7631 * c-parser.c (c_parser_enum_specifier): Set correct location for
7634 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7637 * c-common.c (conversion_warning): Use a switch. Ignore boolean
7638 expressions except for conversions to signed:1 bitfields. Handle
7639 COND_EXPR with constant operands.
7641 2008-08-13 Richard Guenther <rguenther@suse.de>
7643 PR tree-optimization/15255
7644 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
7645 (struct oecount_s): New struct and VEC types.
7647 (oecount_hash): New function.
7648 (oecount_eq): Likewise.
7649 (oecount_cmp): Likewise.
7650 (zero_one_operation): New function.
7651 (build_and_add_sum): Likewise.
7652 (undistribute_ops_list): Perform un-distribution of multiplication
7653 and division on the chain of summands.
7654 (should_break_up_subtract): Also break up subtracts for factors.
7655 (reassociate_bb): Delete dead visited statements.
7656 Call undistribute_ops_list. Re-sort and optimize if it did something.
7657 * passes.c (init_optimization_passes): Move DSE before
7659 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
7662 2008-08-12 Janis Johnson <janis187@us.ibm.com>
7664 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
7666 * doc/invoke.texi: Revert unintended checkin.
7668 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
7671 * gcc.c (include_spec_function): Tweak call to find_a_file.
7673 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7676 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
7677 and TRUTH_ORIF_EXPR.
7678 * dojump.c (do_jump): Likewise.
7680 PR tree-optimization/37084
7681 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
7682 if id->regimplify, don't assume stmt is a cast assignment.
7684 2008-08-12 Anatoly Sokolov <aesok@post.ru>
7686 * final.c (final_scan_insn): Use app_enable/app_disable functions.
7688 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7691 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
7694 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7696 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
7697 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
7699 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
7700 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
7701 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
7702 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
7703 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
7705 * doc/tm.texi (Storage Layout): Remove documentation for
7706 TARGET_FLOAT_FORMAT.
7708 * simplify-rtx.c (simplify_binary_operation_1): Replace
7709 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
7711 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7713 * real.h (struct real_format): New member has_sign_dependent_rounding.
7714 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
7715 spu_single_format, ieee_double_format, mips_double_format,
7716 motorola_double_format, ieee_extended_motorola_format,
7717 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7718 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7719 mips_extended_format, ieee_quad_format, mips_quad_format,
7720 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7721 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7723 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7724 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7725 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7726 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7727 (ROUND_TOWARDS_ZERO): Likewise.
7729 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
7730 (FLOAT_MODE_FORMAT): New macro.
7731 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
7732 (MODE_COMPOSITE_P): ... this new macro.
7733 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7734 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
7735 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
7737 * flags.h: Include "real.h".
7739 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
7740 REAL_MODE_FORMAT_COMPOSITE_P.
7741 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
7743 * doc/tm.texi (Storage Layout): Remove documentation of
7744 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7745 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
7746 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
7747 they only apply to libgcc2.a.
7749 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7751 * config/spu/float_disf.c: New file.
7752 * config/spu/float_unsdisf.c: New file.
7753 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
7754 (LIB2FUNCS_EXCLUDE): Define.
7756 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7757 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7759 * real.h (struct real_format): New member round_towards_zero.
7760 * real.c (round_for_format): Respect fmt->round_towards_zero.
7761 (ieee_single_format, mips_single_format, motorola_single_format,
7762 spu_single_format, ieee_double_format, mips_double_format,
7763 motorola_double_format, ieee_extended_motorola_format,
7764 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7765 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7766 mips_extended_format, ieee_quad_format, mips_quad_format,
7767 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7768 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7770 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
7771 real_format to choose rounding mode when calling MPFR functions.
7772 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
7773 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
7775 * real.h (real_to_decimal_for_mode): Add prototype.
7776 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
7777 Respect target rounding mode when generating decimal representation.
7778 (real_to_decimal): New stub for backwards compatibility.
7779 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
7780 real_to_decimal_for_mode instead of real_to_decimal.
7782 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
7784 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7785 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7787 * real.c (spu_single_format): New variable.
7788 * real.h (spu_single_format): Declare.
7790 * config/spu/spu.c (spu_override_options): Install SFmode format.
7791 (spu_split_immediate): Use integer mode to operate on pieces of
7792 floating-point values in all cases.
7794 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
7795 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
7796 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
7798 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7800 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
7802 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7804 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
7806 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7809 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
7810 on the VAR_DECL instead of TYPE_READONLY on its type.
7812 2008-08-12 Ira Rosen <irar@il.ibm.com>
7814 * tree-vectorizer.c: Depend on langhooks.h.
7815 (supportable_widening_operation): Add two arguments. Support double
7817 (supportable_narrowing_operation): Likewise.
7818 * tree-vectorizer.h (supportable_widening_operation): Add two
7820 (supportable_narrowing_operation): Likewise.
7821 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
7822 supportable_widening_operation with correct arguments.
7823 * tree-vect-transform.c (vectorizable_conversion): Likewise.
7824 (vectorizable_type_demotion): Support double type conversions.
7825 (vectorizable_type_promotion): Likewise.
7826 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
7828 2008-08-11 Michael Matz <matz@suse.de>
7830 * i386/i386.c (override_options): Move initialisation from
7831 flag_schedule_insns_after_reload to here from ...
7832 (optimization_options): ... here.
7834 2008-08-11 Jakub Jelinek <jakub@redhat.com>
7836 PR rtl-optimization/36998
7837 * dwarf2out.c (compute_barrier_args_size_1,
7838 compute_barrier_args_size): Temporarily remove assertions.
7840 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7843 * tree-ssa.c (struct walk_data): Add new flag
7844 warn_possibly_uninitialized.
7845 (warn_uninitialized_var): Use it.
7846 (warn_uninitialized_vars): New.
7847 (execute_early_warn_uninitialized): Call it.
7848 (execute_late_warn_uninitialized): Likewise.
7850 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7853 * reload1.c (gen_reload): Guard calls to get_secondary_mem
7856 2008-08-09 Jan Hubicka <jh@suse.cz>
7859 * optabs.c (maybe_emit_unop_insn): Remove produced code if
7861 (expand_fix): Be prepared for expansion to fail.
7862 (expand_sfix_optab): Remove instructions if expansion failed.
7864 2008-08-09 Anatoly Sokolov <aesok@post.ru>
7866 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
7868 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
7869 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7871 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7873 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
7874 mips/t-libgcc-mips16 to tmake_file.
7875 * config/mips/mips-protos.h (mips_call_type): New enum.
7876 (mips_pic_base_register, mips_got_load): Declare.
7877 (mips_restore_gp): Take an rtx argument.
7878 (mips_use_pic_fn_addr_reg_p): Declare.
7879 (mips_expand_call): Replace the sibcall_p argument with
7880 a mips_call_type argument. Add a lazy_p parameter.
7881 (mips_split_call): Declare.
7882 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
7883 (MIPS16_PIC_TEMP): Likewise.
7884 (reg_class): Delete M16_NA_REGS.
7885 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7886 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
7887 (mips_split_hi_p): Declare.
7888 * config/mips/mips.c (mips_split_hi_p): New array.
7889 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
7890 (mips_got_symbol_type_p): New function.
7891 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
7892 (mips16_stub_function_p): New function.
7893 (mips16_local_function_p): Likewise.
7894 (mips_use_pic_fn_addr_reg_p): Likewise.
7895 (mips_cannot_force_const_mem): Return false for HIGHs.
7896 Extend CONST_INT and symbolic handling to MIPS16, using
7897 mips_symbol_insns to check that the base symbol type is a
7898 legitimate constant. Reject GOT-based constants if
7899 TARGET_MIPS16_PCREL_LOADS.
7900 (mips_const_insns): Check targetm.cannot_force_const_mem when
7901 decomposing a symbolic base and a large offset.
7902 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
7903 When calling a function that needs $25 from MIPS16 code,
7904 move the target address into $25 separately and add a USE
7906 (mips16_gp_pseudo_reg): Insert the initializer immediately
7907 before the first real insn.
7908 (mips_pic_base_register, mips_got_load): New functions.
7909 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
7910 parameter to LOW_OUT. Say that it can be any valid SET_SRC
7911 when splitting a load-address operation. Split SYMBOL_GOT_DISP
7912 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
7913 (mips_call_tls_get_addr): Update the call to mips_expand_call,
7914 also passing NULL_RTX rather than const0_rtx as the aux argument.
7915 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
7916 instead of TARGET_EXPLICIT_RELOCS.
7917 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
7918 (mips_load_call_address): Replace the sibcall_p argument with
7919 a mips_call_type argument. Use mips_got_load.
7920 (mips16_local_alias): New structure.
7921 (mips16_local_aliases): New variable.
7922 (mips16_local_aliases_hash): New function.
7923 (mips16_local_aliases_eq): Likewise.
7924 (mips16_local_alias): Likewise.
7925 (mips16_stub_function): Likewise.
7926 (mips16_build_function_stub): Create a local alias for the target
7927 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
7928 .cpload directive and an R_MIPS_NONE relocation for the target
7929 function, then load the alias rather than the function itself.
7930 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
7931 (mips16_copy_fpr_return_value): Use mips16_stub_function and
7932 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
7933 (mips16_build_call_stub): Replace the FN parameter with an
7934 FN_PTR parameter. Force the address into a register if it
7935 isn't a call_insn_operand; don't rely on the caller to do this.
7936 If a call to a locally-defined and locally-binding MIPS16
7937 function must be made indirectly, redirect the call to the
7938 function's local alias. Use mips16_stub_function_p,
7939 mips16_stub_function, mips_expand_call and use_reg.
7940 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
7941 Use explicit %hi and %lo accesses where possible.
7942 Use MIPS_CALL to generate the correct code form of a
7943 jal instruction. Add clobbers of $18 instead of uses.
7944 Update the call to mips_emit_call_insn.
7945 (mips_expand_call): Replace the SIBCALL_P argument with a
7946 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
7947 Take a LAZY_P parameter. Call mips16_build_call_stub first,
7948 allowing it to modify the call address. Update the calls to
7949 mips_load_call_address and mips_emit_call_insn.
7950 (mips_split_call): New function.
7951 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
7952 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
7953 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
7954 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
7955 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
7957 (mips_cprestore_slot): New function.
7958 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
7959 and use mips_cprestore_slot.
7960 (mips_output_function_prologue): Handle TARGET_MIPS16 for
7962 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
7963 then use a copygp_mips16 instruction to set up $28.
7964 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
7965 (mips16_lay_out_constants): Call split_all_insns_noflow.
7966 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
7967 false if TARGET_MIPS16.
7968 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
7969 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
7970 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
7971 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
7972 MIPS16 code. Allow MIPS16 o32 PIC.
7973 (mips_override_options): Allow MIPS16 o32 PIC.
7974 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
7975 after reload if TARGET_USE_GOT.
7976 (UNSPEC_COPYGP): New constant.
7977 (length): Use a default length of 8 for MIPS16 GOT loads.
7978 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
7979 (*got_page<mode>): Check mips_split_hi_p.
7980 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
7981 (unspec_got<mode>, unspec_call<mode>): New expanders.
7982 (load_got<mode>, load_call<mode>): Remove the length attributes.
7983 Use a got attribute instead of a type attribute.
7984 (copygp_mips16): New insn.
7985 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
7986 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
7987 (sibcall, sibcall_value, call, call_value): Update the calls
7988 to mips_expand_call.
7989 (call_internal, call_value_internal): Use mips_split_call.
7990 (call_value_multiple_internal): Likewise.
7991 (call_split): Move after call_internal (the insn it is split from).
7992 (call_internal_direct, call_value_internal_direct): Turn into
7993 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
7994 (call_direct_split, call_value_direct_split): New patterns.
7995 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
7996 and use M16_REGS instead of M16_NA_REGS.
7997 * config/mips/predicates.md (const_call_insn_operand): Replace
7998 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
7999 mips_use_pic_fn_addr_reg_p check.
8000 (move_operand): Reject HIGHs if mips_split_hi_p.
8001 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8002 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8003 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8004 * config/mips/libgcc-mips16.ver: New file.
8005 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8006 $(srcdir)/config/mips/libgcc-mips16.ver.
8008 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8010 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8012 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8013 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8014 (mips16_cfun_returns_in_fpr_p): Likewise.
8016 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8018 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8019 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8020 rather than 4 to PC.
8022 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8024 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8025 (FUNCTION_PROFILER): Save the static chain pointer into $2
8026 beforehand and restore it aftewards.
8027 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8028 address directly into $25 and call the function through $25;
8029 do not clobber $3. Pad the DImode version to cover the space
8030 left by the deleted $25 <- $3 move.
8031 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8032 the removal of the $25 <- $3 move.
8033 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8034 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8036 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8037 Daniel Jacobowitz <dan@codesourcery.com>
8039 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8040 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8041 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8042 * config/mips/mips.c (mips_start_function_definition): New function.
8043 (mips_end_function_definition): Likewise.
8044 (mips_output_function_prologue): Use mips_start_function_definition.
8045 (mips_output_function_epilogue): Use mips_end_function_definition.
8046 (build_mips16_function_stub): Use mips_start_function_definition
8047 and mips_end_function_definition.
8048 (build_mips16_call_stub): Likewise.
8050 2008-08-09 Richard Guenther <rguenther@suse.de>
8052 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8053 * gimple.h (gimple_call_fn): Adjust comment.
8054 (gimple_call_set_fndecl): New function.
8055 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8056 longer having bare FUNCTION_DECL operand.
8057 (gimple_call_return_type): Likewise.
8058 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8060 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8061 (gimple_mod_pow2): Likewise.
8062 (gimple_mod_subtract): Likewise.
8063 (gimple_ic): Likewise.
8064 (gimple_stringop_fixed_value): Likewise.
8065 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8066 longer having bare FUNCTION_DECL operand.
8067 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8068 * omp-low.c (optimize_omp_library_calls): Likewise.
8069 * cgraphunit.c (update_call_expr): Likewise.
8070 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8071 (execute_convert_to_rsqrt): Likewise.
8072 * cfgexpand.c (gimple_to_tree): Simplify.
8073 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8074 bare FUNCTION_DECL operand.
8075 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8076 (convert_gimple_call): Use gimple_call_fndecl.
8077 * c-common.c (c_warn_unused_result): Likewise.
8079 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8082 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8083 (c_finish_return): Likewise.
8084 (c_start_case): Likewise.
8085 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8086 * c-parser.c (c_parser_condition): New. Call
8087 verify_sequence_points.
8088 (c_parser_paren_condition): Call c_parser_condition.
8089 (c_parser_for_statement): Call c_parser_condition.
8091 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8094 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8095 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8096 Moved from diagnostic.h
8097 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8099 (emit_diagnostic): New.
8100 (warning0, pedwarn0): Delete.
8101 (warning, warning_at, pedwarn, permerror): Return bool.
8102 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8103 Moved to diagnostic.c.
8104 (struct diagnostic_context): Use correct type for
8105 classify_diagnostic.
8106 (diagnostic_report_diagnostic): Update declaration.
8107 (emit_diagnostic): Declare.
8108 * errors.c (warning): Return bool.
8109 * errors.h (warning): Update declaration.
8110 * toplev.h (warning0, pedwarn0): Delete.
8111 (warning, warning_at, pedwarn, permerror): Return bool.
8112 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8113 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8114 inform. Update all calls.
8115 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8116 before giving informative note.
8117 (implicit_decl_warning): Likewise.
8118 * c-typeck.c (build_function_call): Likewise.
8119 * tree-sssa.c (warn_uninit): Likewise.
8120 * builtins.c (gimplify_va_arg_expr): Likewise.
8122 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8125 * doc/invoke.texi (-Wextra): Move warning from here...
8126 (-Wuninitialized): ... to here.
8128 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8131 * flags.h (set_Wunused): Delete
8132 * toplev.c (process_options): Handle Wunused flags here.
8133 * opts.c (maybe_warn_unused_parameter): Delete.
8134 (common_handle_option): Replace set_Wunused by warn_unused.
8135 (set_Wextra): Do not handle Wunused-parameter here.
8136 (set_Wunused): Delete.
8137 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8139 * common.opt (Wunused): Add Var and Init.
8140 (Wunused-function): Likewise.
8141 (Wunused-label): Likewise.
8142 (Wunused-parameter): Likewise.
8143 (Wunused-value): Likewise.
8144 (Wunused-variable): Likewise.
8146 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8148 * doc/invoke.texi: Add cpu_type power7.
8149 * config.in (HAVE_AS_VSX): New.
8150 * config.gcc: Add cpu_type power7.
8151 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8153 * configure: Regenerate.
8154 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8156 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8157 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8158 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8160 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8162 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8163 type to vectorize.builtin_conversion.
8164 (vectorizable_conversion): Likewise.
8165 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8166 integral type as input.
8167 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8169 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8170 and ALTIVEC_BUILTIN_VCTSXS.
8171 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8174 2008-08-08 Richard Guenther <rguenther@suse.de>
8176 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8177 (surely_varying_stmt_p): Calls are varying only if they are
8178 non-builtin and not indirect or have no result.
8179 (ccp_fold): Re-instantiate code before the tuples merge.
8181 2008-08-08 Richard Guenther <rguenther@suse.de>
8183 PR tree-optimization/37056
8184 * gimple.h (gimple_assign_rhs_class): New helper function.
8185 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8186 unary operations properly.
8188 2008-08-07 Jan Hubicka <jh@suse.cz>
8190 * i386.h (ix86_size_cost): Declare.
8191 (ix86_cur_cost): New function macro.
8192 * i386.md (peepholes expanding size and splitters): Predicate by
8193 optimize_insn_for_speed_p.
8194 (peepholes reduce size and splitters): Predicate by
8195 optimize_insn_for_size_p.
8196 * i386.c (ix86_size_cost): Rename from ...
8197 (size_cost): This one.
8198 (override_options): Update.
8199 (decide_alg): Likewise.
8200 (ix86_expand_clear): Use RTL profile.
8201 (ix86_pad_returns): Use RTL profile.
8203 2008-08-07 Jan Hubicka <jh@suse.cz>
8205 * recog.c (split_all_insns): Set RTL profile
8206 (peephole2_optimize): Likewise.
8207 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8208 * combine.c (combine_instructions): Likewise.
8210 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8212 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8214 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8216 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8217 value in a6 after the set_frame_ptr insn.
8219 2008-08-07 Richard Henderson <rth@redhat.com>
8222 * gcc.c (cpp_options): Pass along -g*.
8224 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8226 * config/arm/arm.c (output_move_neon): Update comment describing
8227 big-endian vector layout.
8228 (arm_assemble_integer): Do not handle big-endian NEON vectors
8230 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8231 neon_vget_lane<mode>_sext_internal,
8232 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8233 element indices for big-endian.
8235 2008-08-07 Richard Henderson <rth@redhat.com>
8237 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8238 * configure, config.in: Rebuild.
8239 * debug.h (dwarf2out_do_cfi_asm): Declare.
8240 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8241 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8242 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8243 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8245 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8247 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8248 movv2si_internal): Combine into mov<mode>_internal.
8249 (movv2si_internal_2): Remove.
8251 2008-08-07 Jan Hubicka <jh@suse.cz>
8254 * i386.md (single stringop patterns): Enable unconditionally.
8256 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8259 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8261 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8262 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8264 * config/i386/sse.md (sse2_movq128): New.
8266 * doc/extend.texi: Document __builtin_ia32_movq128.
8268 2008-08-07 Richard Guenther <rguenther@suse.de>
8271 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8272 pointers can access anything.
8274 2008-08-06 Jan Hubicka <jh@suse.cz>
8276 * optabs.c (emit_unop_insn): Break out to ...
8277 (maybe_emit_unop_insn): ... this one.
8278 (expand_sfix_optab): Use maybe variant.
8279 * optabs.h (maybe_emit_unop_insn): Declare.
8281 * i386.md (mov0 patterns): Enable by default.
8282 (FP conversion expanders): Disable expansion of code expanding
8283 sequences when instruction should be optimized for size.
8284 (single strinop patterns): Enable when optimizing for size.
8285 (string expanders): Disable expanding of code expanding sequences
8286 when optimizning instruction for size.
8287 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8289 (ix86_fp_comparison_sahf_cost): Likewise.
8290 (ix86_expand_branch): Likewise.
8291 (ix86_expand_ashl_const): Likewise.
8292 (ix86_split_ashl): Likewise.
8293 (ix86_expand_strlen): Likewise.
8294 (ix86_emit_fp_unordered_jump): Likewie.
8296 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8298 * c-common.c: Fix typo.
8299 (c_common_reswords): Activate more C++ keyword warnings.
8301 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8303 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8306 * diagnostic.c (permerror_at): New.
8307 * toplev.h (permerror_at): Declare.
8309 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8310 Ira Rosen <irar@il.ibm.com>
8312 * tree-vect-transform.c (vect_model_simple_cost): Return
8313 immediately if stmt is pure SLP.
8314 (vect_model_store_cost): Ditto.
8315 (vect_model_load_cost): Ditto.
8316 (vectorizable_store): Remove PURE_SLP check before call
8317 to vect_model_store_cost.
8318 (vect_model_store_cost): When checking whether stmt describe
8319 strided access, add a check that it is not slp_node.
8321 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8324 * c-common.c (warn_for_sign_compare): New. Handle separately the
8325 case that 'constant' is zero.
8326 * c-typeck.c (build_binary_op): Move code to c-common.c
8328 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8330 * config/alpha/alpha.c (alpha_preferred_reload_class,
8331 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8332 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8333 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8334 * config/arm/arm.md: Likewise.
8335 * config/avr/avr-protos.h (preferred_reload_class,
8336 test_hard_reg_class, avr_simplify_comparison_p,
8337 out_shift_with_cnt, class_max_nregs): Likewise.
8338 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8339 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8340 preferred_reload_class, test_hard_reg_class): Likewise.
8341 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8342 bfin_memory_move_cost, bfin_secondary_reload,
8343 bfin_output_mi_thunk): Likewise.
8344 * config/crx/crx.c (crx_secondary_reload_class,
8345 crx_memory_move_cost): Likewise.
8346 * config/frv/frv-protos.h (frv_secondary_reload_class,
8347 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8348 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8349 frv_secondary_reload_class, frv_class_likely_spilled_p,
8350 frv_class_max_nregs): Likewise.
8351 * config/h8300/h8300.c (h8300_classify_operand,
8352 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8354 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8355 * config/ia64/ia64.c (ia64_preferred_reload_class,
8356 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8357 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8358 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8360 * config/m68hc11/m68hc11.c (preferred_reload_class,
8361 m68hc11_memory_move_cost): Likewise.
8362 * config/mcore/mcore.c (mcore_secondary_reload_class,
8363 mcore_reload_class): Likewise.
8364 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8365 mips_class_max_nregs, mips_cannot_change_mode_class,
8366 mips_preferred_reload_class, mips_secondary_reload_class,
8367 mips_output_mi_thunk): Likewise.
8368 * config/mmix/mmix.c (mmix_preferred_reload_class,
8369 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8371 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8373 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8374 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8375 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8376 * config/rs6000/rs6000.c (paired_expand_vector_init,
8377 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8378 compare_section_name, rs6000_memory_move_cost): Likewise.
8379 * config/s390/s390.c (s390_emit_compare_and_swap,
8380 s390_preferred_reload_class, s390_secondary_reload,
8381 legitimize_pic_address, legitimize_tls_address,
8382 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8383 s390_class_max_nregs): Likewise.
8384 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8385 * config/s390/s390.md: Likewise.
8386 * config/score/score-protos.h (score_secondary_reload_class,
8387 score_preferred_reload_class): Likewise.
8388 * config/score/score.c (score_preferred_reload_class,
8389 score_secondary_reload_class): Likewise.
8390 * config/score/score3.c (score3_output_mi_thunk,
8391 score3_preferred_reload_class, score3_secondary_reload_class,
8392 score3_hard_regno_mode_ok): Likewise.
8393 * config/score/score3.h (score3_preferred_reload_class,
8394 score3_secondary_reload_class): Likewise.
8395 * config/score/score7.c (score7_output_mi_thunk,
8396 score7_preferred_reload_class, score7_secondary_reload_class,
8397 score7_hard_regno_mode_ok): Likewise.
8398 * config/score/score7.h (score7_preferred_reload_class,
8399 score7_secondary_reload_class): Likewise.
8400 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8401 output_branchy_insn, add_constant, gen_block_redirect,
8402 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8403 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8404 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8405 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8406 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8407 xstormy16_preferred_reload_class): Likewise.
8408 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8409 xtensa_expand_atomic, override_options,
8410 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8412 * reorg.c (try_merge_delay_insns): Likewise.
8413 * tree.c (merge_dllimport_decl_attributes): Likewise.
8415 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
8417 2008-08-06 Michael Matz <matz@suse.de>
8419 * Makefile.in (write_entries_to_file): Quote words.
8420 * gengtype.c: (read_input_line): Skip over leading white-space.
8422 2008-08-06 Marc Gauthier <marc@tensilica.com>
8424 * config.gcc: Match more processor names for Xtensa.
8425 * configure.ac: Likewise.
8426 * doc/install.texi (Specific): Likewise.
8427 * configure: Regenerate.
8429 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8431 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
8432 * calls.c (avoid_likely_spilled_reg): Likewise.
8433 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
8434 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
8435 * config/i386/i386.c (ix86_expand_special_args_builtin,
8436 ix86_secondary_reload): Likewise.
8437 * except.c (struct eh_region, gen_eh_region_catch,
8438 remove_unreachable_regions, duplicate_eh_regions,
8439 assign_filter_values, build_post_landing_pads,
8440 sjlj_find_directly_reachable_regions, remove_eh_handler,
8441 reachable_next_level, foreach_reachable_handler,
8442 can_throw_internal_1, can_throw_external_1,
8443 collect_one_action_chain): Likewise.
8444 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
8445 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
8446 * function.c (update_temp_slot_address, instantiate_new_reg,
8447 instantiate_virtual_regs_in_rtx,
8448 instantiate_virtual_regs_in_insn): Likewise.
8449 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
8450 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
8451 gimplify_cleanup_point_expr): Likewise.
8452 * ipa-cp.c (ipcp_lattice_changed): Likewise.
8453 * passes.c (next_pass_1): Likewise.
8454 * print-tree.c (print_node_brief, print_node): Likewise.
8455 * profile.c (branch_prob): Likewise.
8456 * tree-dump.c (dump_register): Likewise.
8457 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
8459 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
8460 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
8461 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
8462 copy_arguments_for_versioning, copy_static_chain): Likewise.
8463 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
8464 add_new_name_mapping, register_new_name_mapping): Likewise.
8465 * tree-mudflap.c (mf_xform_derefs): Likewise.
8466 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
8467 get_init_expr, combine_chains): Likewise.
8468 * tree-pretty-print.c (dump_generic_node): Likewise.
8469 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
8470 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
8471 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
8472 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
8474 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8477 * calls.c (expand_call): Use the biggest preferred stack
8480 2008-08-06 Michael Matz <matz@suse.de>
8483 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
8484 for reused reload, instead of overwriting them.
8486 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8489 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
8490 for incoming stack boundary.
8492 * function.c (assign_parm_find_entry_rtl): Update
8493 parm_stack_boundary.
8495 * function.h (rtl_data): Add parm_stack_boundary.
8497 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
8498 parm_stack_boundary for incoming stack boundary.
8500 2008-08-06 Joseph Myers <joseph@codesourcery.com>
8502 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
8503 for unrepresentable subregs or treat them as equal to other regs
8504 or subregs with the same register number.
8506 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
8509 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
8512 2008-08-06 Jan Hubicka <jh@suse.cz>
8514 * predict.c (maybe_hot_frequency_p): When profile is absent, all
8515 frequencies might be hot.
8517 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
8519 * reload.c (find_reloads): Force constants into literal pool
8520 also if they are wrapped in a SUBREG.
8522 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8525 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
8526 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
8527 Don't allow predicated instructions for data speculation.
8528 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
8531 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8533 * haifa-sched.c (extend_global): Split to extend_global_data and
8534 extend_region_data. Update all uses.
8535 (extend_all): Rename to extend_block_data.
8537 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8539 * sched-rgn.c (new_ready): Check if instruction can be
8540 speculatively scheduled before attempting speculation.
8541 (debug_rgn_dependencies): Remove wrongful assert.
8543 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8545 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
8547 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8549 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
8550 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
8551 va_size, and type_size.
8553 2008-08-04 Jason Merrill <jason@redhat.com>
8556 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
8557 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
8559 2008-08-05 Richard Henderson <rth@redhat.com>
8561 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
8562 * configure: Rebuild.
8564 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8567 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
8568 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
8571 2008-08-05 Richard Henderson <rth@redhat.com>
8573 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
8574 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
8575 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
8576 * common.opt (fdwarf2-cfi-asm): New.
8577 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
8578 * config.in, configure: Rebuild.
8579 * dwarf2asm.c (dw2_asm_output_data_raw): New.
8580 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
8582 (dw2_force_const_mem): Externalize.
8583 * dwarf2asm.h: Update.
8584 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
8585 generate a real label.
8586 (output_cfi_directive): New.
8587 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
8588 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
8589 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
8591 (dwarf2out_end_epilogue): Emit .cfi_endproc.
8592 (output_loc_operands_raw, output_loc_sequence_raw): New.
8593 (output_cfa_loc_raw): New.
8595 2008-08-05 Paul Brook <paul@codesourcery.com>
8597 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
8598 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
8599 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
8600 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
8601 * config/arm/arm.h (TARGET_VFPD32): Define.
8602 (TARGET_VFP3): Use TARGET_VFPD32.
8603 (fputype): Add FPUTYPE_VFP3D16.
8604 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
8605 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
8606 * config/arm/arm-cores.def: Add cortex-r4f.
8607 * config/arm/arm-tune.md: Regenerate.
8609 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8611 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
8612 Reword some comments throughout the file.
8614 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
8615 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
8616 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
8617 MFC_MIN_DMA_LIST_ELEMENTS.
8618 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
8619 MFC_MAX_DMA_LIST_ELEMENTS.
8621 (MFC_START_ENABLE): Remove PPU-only define.
8622 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
8623 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
8625 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
8626 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
8627 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
8628 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
8629 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
8630 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
8631 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
8633 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
8634 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
8635 (mfc_sdcrt, mfc_sdcrtst): Likewise.
8636 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
8638 (spu_read_machine_status): Fix typo.
8640 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8642 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
8643 SUBREG of multi-word hard register.
8644 * config/spu/spu.c (valid_subreg): Likewise.
8645 (adjust_operand): Handle SUBREGs of multi-word hard registers.
8647 2008-08-04 Richard Guenther <rguenther@suse.de>
8649 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
8650 the candidate with the stripped base if that base is different
8651 from the original base even for offset zero.
8653 2008-08-04 Richard Guenther <rguenther@suse.de>
8656 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
8657 check for no_overflow.
8659 2008-08-04 Richard Guenther <rguenther@suse.de>
8661 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
8663 2008-08-04 Paul Brook <paul@codesourcery.com>
8665 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
8666 (arm_order_regs_for_local_alloc): New function.
8667 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
8669 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
8671 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8674 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
8675 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
8676 (ix86_expand_epilogue): Likewise.
8678 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8680 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
8683 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8685 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
8686 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
8687 (*movv2sf_internal_rex64): Ditto.
8689 2008-08-03 Jan Hubicka <jh@suse.cz>
8691 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
8692 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
8693 * expmed.c (expand_smod_pow2): Likewise.
8695 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8698 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
8699 alternative 0 of operand 1.
8700 (*vec_concatv2di_rex64_sse): Ditto.
8701 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
8703 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
8704 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
8705 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
8706 (*movv2sf_internal_rex64): Ditto.
8708 2008-08-02 Richard Guenther <rguenther@suse.de>
8711 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
8712 (ssedoublesizemode): New mode attribute.
8713 (sse_shufps): Call gen_sse_shufps_v4sf.
8714 (sse_shufps_1): Macroize.
8715 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
8716 (sse2_shufpd_1): Macroize.
8717 (vec_extract_odd, vec_extract_even): New expanders.
8718 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
8719 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
8720 * i386.c (ix86_expand_vector_init_one_nonzero): Call
8721 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
8722 (ix86_expand_vector_set): Likewise.
8723 (ix86_expand_reduc_v4sf): Likewise.
8725 2008-08-01 Doug Kwan <dougkwan@google.com>
8727 * matrix-reorg.c: Re-enable all code.
8728 (struct malloc_call_data): Change CALL_STMT to gimple type.
8729 (collect_data_for_malloc_call): Tuplify.
8730 (struct access_site_info): Change STMT to gimple type.
8731 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
8732 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
8733 (struct free_info): Change STMT to gimple type.
8734 (struct matrix_access_phi_node): Change PHI to gimple type.
8735 (get_inner_of_cast_expr): Remove.
8736 (may_flatten_matrices_1): Tuplify.
8737 (may_flatten_matrices): Ditto.
8738 (mark_min_matrix_escape_level): Ditto.
8739 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
8740 (ssa_accessed_in_call_rhs): New
8741 (ssa_accessed_in_assign_rhs): New
8742 (record_access_alloc_site_info): Tuplify.
8743 (add_allocation_site): Ditto.
8744 (analyze_matrix_allocation_site): Ditto.
8745 (analyze_transpose): Ditto.
8746 (get_index_from_offset): Ditto.
8747 (update_type_size): Ditto.
8748 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
8749 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
8750 (analyze_accesses_for_phi_node): Tuplify.
8751 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
8752 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
8753 (analyze_matrix_accesses): Tuplify.
8754 (check_var_data): New call-back type for check_var_notmodified_p.
8755 (check_var_notmodified_p): Tuplify and use call-back struct to
8756 return statement found.
8757 (can_calculate_expr_before_stmt): Factor out statement related code
8759 (can_calculate_stmt_before_stmt): New.
8760 (check_allocation_function): Tuplify.
8761 (find_sites_in_func): Ditto.
8762 (record_all_accesses_in_func): Ditto.
8763 (transform_access_sites): Ditto.
8764 (transform_allocation_sites): Ditto.
8765 (matrix_reorg): Re-enable.
8766 (gate_matrix_reorg): Re-enable.
8768 2008-08-01 Jakub Jelinek <jakub@redhat.com>
8770 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
8771 for labels for which it hasn't been set yet. If it has been set,
8772 stop walking insns and continue with next worklist item.
8773 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
8774 if the only BARRIER is at the very end of a function.
8776 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8778 * cfgexpand.c (expand_stack_alignment): Assert that
8779 stack_realign_drap and drap_rtx must match.
8781 * function.c (instantiate_new_reg): If DRAP is used to realign
8782 stack, replace virtual_incoming_args_rtx with internal arg
8785 2008-08-01 Richard Guenther <rguenther@suse.de>
8787 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
8788 loop information only if we initialized it.
8789 (execute_pre): Call fini_pre with in_fre.
8790 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
8791 if we do not unroll because we hit max-completely-peeled-insns.
8792 Use our estimation for consistency, do allow shrinking.
8794 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8796 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
8797 with MIN_STACK_BOUNDARY.
8798 (ix86_update_stack_boundary): Likewise.
8799 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
8802 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
8803 (MIN_STACK_BOUNDARY): This.
8805 2008-08-01 Richard Guenther <rguenther@suse.de>
8808 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
8810 2008-08-01 Richard Guenther <rguenther@suse.de>
8812 PR tree-optimization/36988
8813 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
8814 do not matter if that doesn't change volatile qualification.
8816 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
8818 * configure.ac: Do not generate libada-mk. Do not subst
8820 * libada-mk.in: Remove.
8821 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
8822 * configure: Regenerate.
8824 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
8826 * tree-pass.h: Added comment about not dumping passes with name
8827 starting with star in struct opt_pass.
8828 * passes.c (register_dump_files_1): Don't do dump for a pass with
8829 name starting with star.
8830 * doc/passes.texi (Pass manager): Mention pass names and special
8831 meaning of star prefix to avoid dump.
8833 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
8835 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
8837 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
8838 (ISA_MIPS64R2): New macro.
8839 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
8840 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
8841 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
8842 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
8843 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
8844 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
8845 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
8846 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
8847 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
8848 Move up to keep list alphabetically sorted.
8849 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
8850 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
8852 * doc/invoke.texi (MIPS Options): Add -mips64r2.
8853 (-march=@var{arch}): Add mips64r2.
8855 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8857 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
8859 2008-07-31 Steve Ellcey <sje@cup.hp.com>
8861 * expr.c (expand_assignment): Check for complete type.
8863 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8866 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
8868 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
8869 for stack alignment.
8871 * function.h (rtl_data): Add stack_realign_tried. Update comments.
8873 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
8875 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
8876 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
8878 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8880 PR rtl-optimization/36419
8881 * dwarf2out.c (barrier_args_size): New variable.
8882 (compute_barrier_args_size, compute_barrier_args_size_1): New
8884 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
8885 if not called yet in the current function, use barrier_args_size
8886 array to find the new args_size value.
8887 (dwarf2out_frame_debug): Free and clear barrier_args_size.
8889 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8892 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
8895 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8898 * dwarf2out.c (dwarf2out_args_size_adjust): New.
8899 (dwarf2out_stack_adjust): Use it.
8900 (dwarf2out_frame_debug_expr): Likewise.
8902 2008-07-31 Richard Guenther <rguenther@suse.de>
8904 PR tree-optimization/36978
8905 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
8906 the generated condition.
8908 2008-07-31 Richard Guenther <rguenther@suse.de>
8910 * passes.c (init_optimization_passes): Always call
8911 pass_early_warn_uninitialized.
8912 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
8913 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
8914 * doc/passes.texi (Warn for uninitialized variables): Adjust.
8916 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8919 * builtins.c (maybe_emit_free_warning): New function.
8920 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
8921 maybe_emit_free_warning for BUILT_IN_FREE.
8924 * dwarf2out.c (get_context_die): New function.
8925 (force_decl_die, force_type_die): Use it.
8926 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
8927 returns NULL, force generation of DW_TAG_typedef and put that into
8930 PR preprocessor/36649
8931 * c-pch.c (c_common_read_pch): Save and restore
8932 line_table->trace_includes across PCH restore.
8934 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
8937 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
8939 2008-07-30 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
8942 * final.c (call_from_call_insn): Handle COND_EXEC.
8944 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8946 * builtins.c (std_gimplify_va_arg_expr): Replace
8947 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
8948 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8950 2008-07-30 Joey Ye <joey.ye@intel.com>
8951 H.J. Lu <hongjiu.lu@intel.com>
8953 * builtins.c (expand_builtin_setjmp_receiver): Replace
8954 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
8955 (expand_builtin_apply_args_1): Likewise.
8956 (expand_builtin_longjmp): Need DRAP for stack alignment.
8957 (expand_builtin_apply): Likewise.
8959 * caller-save.c (setup_save_areas): Call assign_stack_local_1
8960 instead of assign_stack_local to allow alignment reduction.
8962 * calls.c (emit_call_1): Need DRAP for stack alignment if
8964 (expand_call): Replace virtual_incoming_args_rtx with
8965 crtl->args.internal_arg_pointer.
8966 * stmt.c (expand_nl_goto_receiver): Likewise.
8968 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
8969 alignment and store to stack_alignment_estimated and
8970 max_used_stack_slot_alignment.
8971 (expand_one_var): Likewise.
8972 (expand_stack_alignment): New function.
8973 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
8974 and stack_alignment_estimated fields in rtl_data. Call
8975 expand_stack_alignment at end.
8977 * defaults.h (INCOMING_STACK_BOUNDARY): New.
8978 (MAX_STACK_ALIGNMENT): Likewise.
8979 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
8980 (SUPPORTS_STACK_ALIGNMENT): Likewise.
8982 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
8983 stack alignment when generating virtual registers.
8985 * function.c (assign_stack_local): Renamed to ...
8986 (assign_stack_local_1): This. Add a parameter to indicate
8987 if it is OK to reduce alignment.
8988 (assign_stack_local): Use it.
8989 (instantiate_new_reg): Instantiate virtual incoming args rtx
8990 to vDRAP if stack realignment and DRAP is needed.
8991 (assign_parms): Collect parameter/return type alignment and
8992 contribute to stack_alignment_estimated.
8993 (locate_and_pad_parm): Likewise.
8994 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
8995 with crtl->args.internal_arg_pointer.
8997 * function.h (rtl_data): Add new field drap_reg,
8998 max_used_stack_slot_alignment, stack_alignment_estimated,
8999 stack_realign_needed, need_drap, stack_realign_processed and
9000 stack_realign_finalized.
9001 (stack_realign_fp): New macro.
9002 (stack_realign_drap): Likewise.
9004 * global.c (compute_regsets): Frame pointer is needed when
9005 stack is realigned. Can eliminate frame pointer when stack is
9006 realigned and dynamic realigned argument pointer isn't used.
9008 * reload1.c (update_eliminables): Frame pointer is needed
9009 when stack is realigned.
9010 (init_elim_table): Can eliminate frame pointer when stack is
9011 realigned and dynamic realigned argument pointer isn't used.
9013 * rtl.h (assign_stack_local_1): Declare new funtion.
9015 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9016 (TARGET_GET_DRAP_RTX): Likewise.
9017 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9018 TARGET_GET_DRAP_RTX.
9020 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9022 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9023 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9025 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9026 H.J. Lu <hongjiu.lu@intel.com>
9028 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9029 vdrap_reg, stack_realign and drap_reg_saved.
9030 (add_cfi): Don't allow redefining CFA when DRAP is used.
9031 (reg_save): Handle stack alignment.
9032 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9033 alignment. Don't generate DWARF information for (set fp sp)
9035 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9037 (int_loc_descriptor): Move prototype forward. Also define if
9038 DWARF2_UNWIND_INFO is true.
9039 (output_cfa_loc): Handle DW_CFA_expression.
9040 (build_cfa_aligned_loc): New.
9041 (based_loc_descr): Update assert for stack realign. For local
9042 variables, use sp+offset when stack is aligned without drap and
9043 fp+offset when stack is aligned with drap. For arguments, use
9044 cfa+offset when drap is used to align stack.
9046 2008-07-30 Joey Ye <joey.ye@intel.com>
9047 H.J. Lu <hongjiu.lu@intel.com>
9049 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9051 (ix86_gen_andsp): New.
9052 (ix86_user_incoming_stack_boundary): Likewise.
9053 (ix86_default_incoming_stack_boundary): Likewise.
9054 (ix86_incoming_stack_boundary): Likewise.
9055 (ix86_can_eliminate): Likewise.
9056 (find_drap_reg): Likewise.
9057 (ix86_update_stack_boundary): Likewise.
9058 (ix86_get_drap_rtx): Likewise.
9059 (ix86_finalize_stack_realign_flags): Likewise.
9060 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9061 (TARGET_GET_DRAP_RTX): Likewise.
9062 (override_options): Overide option value for new options.
9063 (ix86_function_ok_for_sibcall): Remove check for
9064 force_align_arg_pointer.
9065 (ix86_handle_cconv_attribute): Likewise.
9066 (ix86_function_regparm): Likewise.
9067 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9068 (ix86_va_start): Replace virtual_incoming_args_rtx with
9069 crtl->args.internal_arg_pointer.
9070 (ix86_select_alt_pic_regnum): Check DRAP register.
9071 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9072 (ix86_compute_frame_layout): Compute frame layout wrt stack
9074 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9075 (ix86_expand_prologue): Decide if stack realignment is needed
9076 and generate prologue code accordingly.
9077 (ix86_expand_epilogue): Generate epilogue code wrt stack
9078 realignment is really needed or not.
9080 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9081 (ABI_STACK_BOUNDARY): Likewise.
9082 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9083 (STACK_REALIGN_DEFAULT): Likewise.
9084 (INCOMING_STACK_BOUNDARY): Likewise.
9085 (MAX_STACK_ALIGNMENT): Likewise.
9086 (ix86_incoming_stack_boundary): Likewise.
9087 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9088 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9089 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9090 (machine_function): Remove force_align_arg_pointer.
9092 * config/i386/i386.md (BX_REG): New.
9093 (R13_REG): Likewise.
9095 * config/i386/i386.opt (mforce_drap): New.
9096 (mincoming-stack-boundary): Likewise.
9097 (mstackrealign): Add Init(-1).
9099 * config/i386/i386-protos.h (ix86_can_eliminate): New
9101 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9103 * doc/extend.texi: Update force_align_arg_pointer.
9105 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9108 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9109 (INCOMING_STACK_BOUNDARY): Likewise.
9110 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9111 (TARGET_GET_DRAP_RTX): Likewise.
9113 2008-07-30 Andreas Schwab <schwab@suse.de>
9115 PR rtl-optimization/36929
9116 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9117 add_insn_before and fix argument order.
9118 (replace_inc_dec_mem): Handle NULL rtx.
9120 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9122 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9124 (arm_compute_initial_elimination_offset): Use it.
9125 (arm_compute_save_reg_mask): Include static chain save slot when
9126 calculating alignment.
9127 (arm_get_frame_offsets): Ditto.
9128 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9129 that we can use to decrement the stack when the stack decrement
9130 could be too big for an immediate value in a single insn.
9131 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9133 2008-07-30 Richard Guenther <rguenther@suse.de>
9135 PR tree-optimization/36967
9136 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9137 Release defs of statements we remove.
9139 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9141 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9142 instead of NULL_RTVEC.
9144 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9148 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9151 2008-07-30 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
9153 * final.c (call_from_call_insn): New.
9154 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9156 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9158 * configure.ac: Substitute ADA_CFLAGS.
9159 * configure: Regenerate.
9160 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9161 * Makefile.in: Remove mention of X_* variables.
9162 * config/pa/x-ada-hpux10: Remove.
9163 * config/pa/x-ada: Remove.
9165 * doc/fragments.texi: Update.
9167 2008-07-30 Olivier Hainque <hainque@adacore.com>
9169 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9170 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9171 __dso_handle explicitly here.
9173 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9176 * c-typeck.c (build_binary_op): Encapsulate code into...
9177 * c-common.c (shorten_binary_op): ...this new function.
9178 (conversion_warning): Use the new function. Handle non-negative
9179 constant in bitwise-and.
9180 * c-common.h (shorten_binary_op): Declare.
9182 2008-07-30 Olivier Hainque <hainque@adacore.com>
9184 * scan.c (make_sstring_space): Add explicit conversions of
9185 allocator's return value.
9186 * fix-header.c (recognized_function): Likewise.
9188 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9190 * doc/cpp.texi: Update to GFDL 1.2.
9191 * doc/gcc.texi: Do not list GPL as Invariant Section.
9192 * doc/gccint.texi: Likewise. Update copyright years.
9193 * doc/install.texi: Update copyright years.
9195 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9198 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9199 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9201 2008-07-29 Jan Hubicka <jh@suse.cz>
9203 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9204 (grokdeclarator): Likewise.
9205 * langhooks.c (lhd_warn_unused_global_decl): Use
9206 DECL_DECLARED_INLINE_P.
9207 * print-tree.c (print_node): Remove DECL_INLINE check.
9209 2008-07-29 Richard Guenther <rguenther@suse.de>
9211 PR tree-optimization/36945
9212 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9213 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9214 Record invariant addresses un-decomposed.
9215 (copy_reference_ops_from_call): Record reference call
9216 arguments properly. Simplify.
9217 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9218 helper split out from ...
9219 (create_component_ref_by_pieces): ... here. Simplify.
9220 Prepare for recursive invocation for call arguments.
9221 (create_expression_by_pieces): Adjust call to
9222 create_component_ref_by_pieces.
9223 (compute_avail): Process operand 2 of reference ops.
9225 2008-07-29 Richard Guenther <rguenther@suse.de>
9227 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9229 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9231 * c-format.c (check_format_types): Revert unwanted checkin.
9233 2008-07-29 Jan Hubicka <jh@suse.cz>
9235 * flags.h (flag_really_no_inline): Remove.
9236 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9237 * toplev.c (flag_really_no_inline): Remove.
9238 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9239 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9240 (cgraph_decide_inlining_incrementally): Likewise.
9241 (compute_inline_parameters): Likewise.
9242 * opts.c (decode_options): Simplify.
9243 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9244 * common.opt (finline): Initialize to 1.
9245 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9247 2008-07-29 Jan Hubicka <jh@suse.cz>
9249 * predict.c (always_optimize_for_size_p): New function.
9250 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9251 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9252 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9254 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9255 * function.c (prepare_function_start): Set default profile.
9256 * function.h (rtl_data): Add maybe_hot_insn_p.
9257 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9258 (construct_exit_block): Likewise.
9259 (tree_expand_cfg): Likewise.
9261 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9262 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9263 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
9264 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9267 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9270 * c-decl.c (merge_decls): Merge USED flags.
9272 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9274 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9275 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9276 next_stack, lab_false and lab_over trees.
9278 2008-07-28 Richard Guenther <rguenther@suse.de>
9280 PR tree-optimization/36957
9281 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9282 (useless_type_conversion_p): Remove.
9283 (types_compatible_p): Remove.
9284 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9285 (useless_type_conversion_p): Declare.
9286 (types_compatible_p): Declare.
9287 (gimple_expr_type): Return the base type only if it is
9288 trivially convertible to the subtype.
9290 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9292 * configure.ac: Use the m4_do macro to concatenate the warnings into
9293 one string in ACX_PROG_CC_WARNING_OPTS,
9294 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9295 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9296 * configure: Regenerate.
9298 2008-07-28 Richard Guenther <rguenther@suse.de>
9300 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9301 (insert_fake_stores): Remove.
9302 (realify_fake_stores): Likewise.
9303 (execute_pre): Remove dead code.
9304 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9305 (find_func_aliases): Deal with it here instead.
9306 Re-enable gcc_unreachable call.
9308 2008-07-28 Richard Guenther <rguenther@suse.de>
9310 Merge from gimple-tuples-branch.
9312 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9313 * gimple.def: New file.
9314 * gsstruct.def: Likewise.
9315 * gimple-iterator.c: Likewise.
9316 * gimple-pretty-print.c: Likewise.
9317 * tree-gimple.c: Removed. Merged into ...
9318 * gimple.c: ... here. New file.
9319 * tree-gimple.h: Removed. Merged into ...
9320 * gimple.h: ... here. New file.
9322 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9323 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9324 --enable-checking=gimple flag.
9325 * config.in: Likewise.
9326 * configure: Regenerated.
9328 * tree-ssa-operands.h: Tuplified.
9329 * tree-vrp.c: Likewise.
9330 * tree-loop-linear.c: Likewise.
9331 * tree-into-ssa.c: Likewise.
9332 * tree-ssa-loop-im.c: Likewise.
9333 * tree-dump.c: Likewise.
9334 * tree-complex.c: Likewise.
9335 * cgraphbuild.c: Likewise.
9336 * tree-ssa-threadupdate.c: Likewise.
9337 * tree-ssa-loop-niter.c: Likewise.
9338 * tree-pretty-print.c: Likewise.
9339 * tracer.c: Likewise.
9340 * gengtype.c: Likewise.
9341 * tree-loop-distribution.c: Likewise.
9342 * tree-ssa-loop-unswitch.c: Likewise.
9343 * cgraph.c: Likewise.
9344 * cgraph.h: Likewise.
9345 * tree-ssa-loop-manip.c: Likewise.
9346 * value-prof.c: Likewise.
9347 * tree-ssa-loop-ch.c: Likewise.
9348 * tree-tailcall.c: Likewise.
9349 * value-prof.h: Likewise.
9352 * tree-pass.h: Likewise.
9353 * ipa-cp.c: Likewise.
9354 * tree-scalar-evolution.c: Likewise.
9355 * tree-scalar-evolution.h: Likewise.
9356 * target.h: Likewise.
9357 * lambda-mat.c: Likewise.
9358 * tree-phinodes.c: Likewise.
9359 * diagnostic.h: Likewise.
9360 * builtins.c: Likewise.
9361 * tree-ssa-alias-warnings.c: Likewise.
9362 * cfghooks.c: Likewise.
9363 * fold-const.c: Likewise.
9364 * cfghooks.h: Likewise.
9365 * omp-low.c: Likewise.
9366 * tree-ssa-dse.c: Likewise.
9367 * ipa-reference.c: Likewise.
9368 * tree-ssa-uncprop.c: Likewise.
9369 * toplev.c: Likewise.
9370 * tree-gimple.c: Likewise.
9371 * tree-gimple.h: Likewise.
9372 * tree-chrec.c: Likewise.
9373 * tree-chrec.h: Likewise.
9374 * tree-ssa-sccvn.c: Likewise.
9375 * tree-ssa-sccvn.h: Likewise.
9376 * cgraphunit.c: Likewise.
9377 * tree-ssa-copyrename.c: Likewise.
9378 * tree-ssa-ccp.c: Likewise.
9379 * tree-ssa-loop-ivopts.c: Likewise.
9380 * tree-nomudflap.c: Likewise.
9381 * tree-call-cdce.c: Likewise.
9382 * ipa-pure-const.c: Likewise.
9383 * c-format.c: Likewise.
9384 * tree-stdarg.c: Likewise.
9385 * tree-ssa-math-opts.c: Likewise.
9386 * tree-ssa-dom.c: Likewise.
9387 * tree-nrv.c: Likewise.
9388 * tree-ssa-propagate.c: Likewise.
9389 * ipa-utils.c: Likewise.
9390 * tree-ssa-propagate.h: Likewise.
9391 * tree-ssa-alias.c: Likewise.
9392 * gimple-low.c: Likewise.
9393 * tree-ssa-sink.c: Likewise.
9394 * ipa-inline.c: Likewise.
9395 * c-semantics.c: Likewise.
9396 * dwarf2out.c: Likewise.
9398 * tree-ssa-loop-ivcanon.c: Likewise.
9399 * predict.c: Likewise.
9400 * tree-ssa-loop.c: Likewise.
9401 * tree-parloops.c: Likewise.
9402 * tree-ssa-address.c: Likewise.
9403 * tree-ssa-ifcombine.c: Likewise.
9404 * matrix-reorg.c: Likewise.
9405 * c-decl.c: Likewise.
9406 * tree-eh.c: Likewise.
9407 * c-pretty-print.c: Likewise.
9408 * lambda-trans.c: Likewise.
9409 * function.c: Likewise.
9410 * langhooks.c: Likewise.
9411 * ebitmap.h: Likewise.
9412 * tree-vectorizer.c: Likewise.
9413 * function.h: Likewise.
9414 * langhooks.h: Likewise.
9415 * tree-vectorizer.h: Likewise.
9416 * ipa-type-escape.c: Likewise.
9417 * ipa-type-escape.h: Likewise.
9418 * domwalk.c: Likewise.
9419 * tree-if-conv.c: Likewise.
9420 * profile.c: Likewise.
9421 * domwalk.h: Likewise.
9422 * tree-data-ref.c: Likewise.
9423 * tree-data-ref.h: Likewise.
9424 * tree-flow-inline.h: Likewise.
9425 * tree-affine.c: Likewise.
9426 * tree-vect-analyze.c: Likewise.
9427 * c-typeck.c: Likewise.
9428 * gimplify.c: Likewise.
9429 * coretypes.h: Likewise.
9430 * tree-ssa-phiopt.c: Likewise.
9431 * calls.c: Likewise.
9432 * tree-ssa-coalesce.c: Likewise.
9433 * tree.def: Likewise.
9434 * tree-dfa.c: Likewise.
9435 * except.c: Likewise.
9436 * except.h: Likewise.
9437 * cfgexpand.c: Likewise.
9438 * tree-cfgcleanup.c: Likewise.
9439 * tree-ssa-pre.c: Likewise.
9440 * tree-ssa-live.c: Likewise.
9441 * tree-sra.c: Likewise.
9442 * tree-ssa-live.h: Likewise.
9443 * tree-predcom.c: Likewise.
9444 * lambda.h: Likewise.
9445 * tree-mudflap.c: Likewise.
9446 * ipa-prop.c: Likewise.
9447 * print-tree.c: Likewise.
9448 * tree-ssa-copy.c: Likewise.
9449 * ipa-prop.h: Likewise.
9450 * tree-ssa-forwprop.c: Likewise.
9451 * ggc-page.c: Likewise.
9452 * c-omp.c: Likewise.
9453 * tree-ssa-dce.c: Likewise.
9454 * tree-vect-patterns.c: Likewise.
9455 * tree-ssa-ter.c: Likewise.
9456 * tree-nested.c: Likewise.
9457 * tree-ssa.c: Likewise.
9458 * lambda-code.c: Likewise.
9459 * tree-ssa-loop-prefetch.c: Likewise.
9460 * tree-inline.c: Likewise.
9461 * tree-inline.h: Likewise.
9462 * tree-iterator.c: Likewise.
9463 * tree-optimize.c: Likewise.
9464 * tree-ssa-phiprop.c: Likewise.
9465 * tree-vect-transform.c: Likewise.
9466 * tree-object-size.c: Likewise.
9467 * tree-outof-ssa.c: Likewise.
9468 * cfgloop.c: Likewise.
9469 * system.h: Likewise.
9470 * tree-profile.c: Likewise.
9471 * cfgloop.h: Likewise.
9472 * c-gimplify.c: Likewise.
9473 * c-common.c: Likewise.
9474 * tree-vect-generic.c: Likewise.
9475 * tree-flow.h: Likewise.
9476 * c-common.h: Likewise.
9477 * basic-block.h: Likewise.
9478 * tree-ssa-structalias.c: Likewise.
9479 * tree-switch-conversion.c: Likewise.
9480 * tree-ssa-structalias.h: Likewise.
9481 * tree-cfg.c: Likewise.
9482 * passes.c: Likewise.
9483 * ipa-struct-reorg.c: Likewise.
9484 * ipa-struct-reorg.h: Likewise.
9485 * tree-ssa-reassoc.c: Likewise.
9486 * cfgrtl.c: Likewise.
9487 * varpool.c: Likewise.
9489 * tree-ssanames.c: Likewise.
9490 * tree-ssa-threadedge.c: Likewise.
9491 * langhooks-def.h: Likewise.
9492 * tree-ssa-operands.c: Likewise.
9493 * config/alpha/alpha.c: Likewise.
9494 * config/frv/frv.c: Likewise.
9495 * config/s390/s390.c: Likewise.
9496 * config/m32c/m32c.c: Likewise.
9497 * config/m32c/m32c-protos.h: Likewise.
9498 * config/spu/spu.c: Likewise.
9499 * config/sparc/sparc.c: Likewise.
9500 * config/i386/i386.c: Likewise.
9501 * config/sh/sh.c: Likewise.
9502 * config/xtensa/xtensa.c: Likewise.
9503 * config/stormy16/stormy16.c: Likewise.
9504 * config/ia64/ia64.c: Likewise.
9505 * config/rs6000/rs6000.c: Likewise.
9506 * config/pa/pa.c: Likewise.
9507 * config/mips/mips.c: Likewise.
9509 2008-07-28 Simon Baldwin <simonb@google.com>
9511 * c-pragma.c (handle_pragma_message): New function.
9512 (init_pragma): Register handle_pragma_message.
9513 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
9516 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
9518 PR tree-optimization/35252
9519 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
9520 REALPART_EXPR to be considered as same load operation.
9522 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
9524 PR tree-optimization/36830
9525 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
9526 (expressions_equal_p): Return false if only one operand is null.
9528 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
9530 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
9531 version requirements.
9533 2008-07-26 Olivier Hainque <hainque@adacore.com>
9535 * collect2.c (symkind): New enum. Symbol kinds we care about.
9536 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
9537 code and head comment accordingly.
9538 (scan_prog_file): Use symkind names instead of bare integers.
9540 2008-07-25 Jan Hubicka <jh@suse.cz>
9542 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
9544 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
9545 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
9546 * dojump.c (clear_pending_stack_adjust): Likewise.
9547 * print-tree.c (print_node): Ignore DECL_INLINE.
9548 * tree-inline.c (inlinable_function_p): Likewise.
9550 2008-07-25 Michael Meissner <gnu@the-meissners.org>
9552 * doc/extend.texi (hot attribute): Document that the hot attribute
9553 turns on -O3 for some ports.
9554 (cold attribute): Document that the cold attribute turns on -Os
9557 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
9558 reflect function specific option support.
9560 * target.h (struct target_option_hooks): Add fields to say whether
9561 the cold attribute implies -Os and the hot attribute implies -O3.
9563 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
9564 By default, do not turn on -Os for cold functions.
9565 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
9566 not turn on -O3 for hot functions.
9568 * c-common.c (handle_hot_attribute): Use target hook to determine
9569 if hot functions should enable -O3.
9570 (handle_cold_attribute): Use target hook to determine if cold
9571 functions should enable -Os.
9573 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
9574 (override_options): Move disable scheduling to
9575 optimization_options.
9576 (optimization_options): Disable scheduling here, not
9578 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9579 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9581 * config/ia64/ia64.c (ia64_override_options): Move setting
9582 scheduling flags to ia64_optimization_options.
9583 (ia64_optimization_options): Disable scheduling options here, and
9584 not in ia64_override_options.
9585 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9586 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9588 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
9591 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
9593 2008-07-25 Martin Jambor <mjambor@suse.cz>
9595 PR tree-optimization/36926
9596 * ipa-prop.c (ipa_analyze_call_uses): Call
9597 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
9599 2008-07-25 Joseph Myers <joseph@codesourcery.com>
9601 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9602 movv2si_internal): Add mem = reg alternative.
9604 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
9607 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
9608 DEFAULT_PCC_STRUCT_RETURN to 127.
9610 2008-07-24 Jan Hubicka <jh@suse.cz>
9612 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
9613 (build_cgraph_edges): Likewise.
9614 * cgraph.c (cgraph_node): Do not update assembler hash.
9615 (cgraph_remove_node): Drop non-unit-at-a-time code.
9616 * tree-pass.h (pass_O0_always_inline): Remove.
9617 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
9618 * toplev.c (process_options): Flag unit-at-a-time does not imply
9620 * cgraphunit.c: Update comments.
9621 (decide_is_function_needed): Drop non-unit-at-a-time mode.
9622 (cgraph_assemble_pending_functions): Remove.
9623 (cgraph_reset_node): Drop non-unit-at-a-time code.
9624 (cgraph_finalize_function): Likewise.
9625 (cgraph_analyze_function): Likewise.
9626 (cgraph_finalize_compilation_unit): Likewise.
9627 (cgraph_expand_function): Likewise.
9628 (cgraph_optimize): Likesise.
9629 (save_inline_function_body): Likewise.
9630 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
9631 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
9632 * ipa-inline.c: Update comments.
9633 (enum inlining_mode): remove INLINE_SPEED.
9634 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
9635 (cgraph_mark_inline_edge): Likewise.
9636 (try_inline): Likewise.
9637 (cgraph_decide_inlining_incrementally): Likewise.
9638 (cgraph_gate_inlining): Remove.
9639 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
9640 (cgraph_gate_early_inlining): Likewise.
9641 (gate_inline_passes): Remove.
9642 (pass_inline_parameters, pass_ipa_inline): Remove gates.
9643 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9644 pass_O0_always_inline): Remove.
9645 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
9646 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
9647 * opts.c (no_unit_at_a_time_default): Remove.
9648 (decode_options): Remove flag_unit_at_a_time reset and warning.
9649 * opts.h (no_unit_at_a_time_default): Remove.
9650 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
9651 early in GNU dialect.
9652 (merge_decls): Update comment; drop unit-at-a-time check.
9653 (finish_decl): Likewise.
9654 (grok_declaration): Remove flag_inline_trees code.
9655 (finish_functions): Return on function returning non-void on all
9657 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
9658 * cfgexpand.c (expand_one_static_var): Remove.
9659 (expand_one_var): Remove expand_one_static_var call.
9660 (expand_used_vars_for_block): Remove flag_unit_a_time check.
9661 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
9662 and flag_unit_at_a-time compatibility checks.
9663 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
9664 * tree-inline.c (flag_inline_trees): Remove.
9665 (inlinable_function_p): Don't check it.
9666 (expand_call_inline): Remove non-unit-at-a-time code.
9667 * tree-inline.h (flag_inline_trees): Remove.
9668 * tree-optimize.c (execute_early_local_optimizations): Remove
9669 unit-at-a-time checks.
9670 (tree_rest_of_compilation): Likewise.
9671 * combine.c (setup_incoming_promotions): Likewise.
9672 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
9673 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
9674 * passes.c (pass_inline_parameters): Update comments; remove
9675 O0_alwaysinline pass.
9676 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
9677 (execute_one_pass): Likewise.
9678 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
9679 (ix86_function_sseregparm): Likewise.
9680 * arm.c (arm_function_in_section_p): Likewise.
9681 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
9682 * varpool.c: Update comments.
9683 (decide_is_variable_needed): Remove unit-at-a-time checks.
9684 (varpool_finalize_decl): Likewise.
9686 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
9688 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
9690 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
9692 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
9694 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
9695 imp symbol extension.
9697 2008-07-23 Ian Lance Taylor <iant@google.com>
9699 * tree-vrp.c (infer_value_range): Ignore asm statements when
9700 looking for memory accesses for -fdelete-null-pointer-checks.
9702 2008-07-24 Ben Elliston <bje@au.ibm.com>
9704 * config/spu/spu-c.c (__vector_keyword): New variable.
9705 (vector_keyword): Likewise.
9706 (spu_categorize_keyword): New function.
9707 (spu_macro_to_expand): Likewise.
9708 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
9709 compiling an ISO C dialect.
9711 2008-07-24 Ben Elliston <bje@au.ibm.com>
9713 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
9716 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9718 * configure: Regenerate.
9719 * configure.ac: Require texinfo 4.7.
9720 * doc/install.texi: Document texinfo 4.7 requirement.
9722 2008-07-23 Martin Jambor <mjambor@suse.cz>
9724 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
9725 rather than for DECL_SAVED_TREE.
9726 * ipa-prop.c: Include diagnostic.h.
9727 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
9729 (ipa_detect_param_modifications): Function rewritten from scratch.
9730 (ipa_compute_jump_functions): Changed accesses to modification flags.
9731 (ipa_free_node_params_substructures): Update flags destruction.
9732 (ipa_node_duplication_hook): Update flags duplication.
9733 (ipa_print_all_params_modified): Updated flag access.
9734 * ipa-prop.h (struct ipa_param_flags): New structure.
9735 (struct ipa_node_params): New field modification_analysis_done,
9736 modified_flags changed into param_flags.
9737 (ipa_is_ith_param_modified): Changed to use new flags.
9738 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
9740 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
9741 ipa-cp.c and split into two functions.
9742 (ipa_print_node_jump_functions): New function.
9743 (compute_scalar_jump_functions): New function.
9744 (type_like_member_ptr_p): New function.
9745 (compute_pass_through_member_ptrs): New function.
9746 (fill_member_ptr_cst_jump_function): New function.
9747 (determine_cst_member_ptr): New function.
9748 (compute_cst_member_ptr_arguments): New function.
9749 (ipa_compute_jump_functions): Complete rewrite.
9750 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
9751 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
9752 (struct ipa_member_ptr_cst): New structure.
9753 (union jump_func_value): New field member_cst.
9754 * ipa-cp.c (ipcp_lat_is_insertable): New function.
9755 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
9756 jump function types.
9757 (ipcp_print_all_lattices): Slight fprintf rearrangement.
9758 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
9759 instead of ipcp_print_all_jump_functions.
9760 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
9761 only for replacable scalars.
9763 * doc/invoke.texi (Optimize options): Add description of
9764 -findirect-inlining.
9765 * common.opt (flag_indirect_inlining): New flag.
9766 * opts.c (decode_options): Set flag_indirect_inlining when
9769 * ipa-inline.c: Include ipa-prop.h.
9770 (inline_indirect_intraprocedural_analysis): New function.
9771 (inline_generate_summary): Allocate parameter and argument info
9772 structures, call inline_indirect_intraprocedural_analysis on each
9773 node when doing indirect inlining and deallocate indirect inlining
9774 data structures in the end.
9775 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
9776 (free_all_ipa_structures_after_iinln): New function.
9777 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
9779 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
9781 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
9782 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9783 of computing the frequency separately.
9784 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9785 of computing the frequency separately.
9786 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
9787 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
9788 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
9789 (ipa_get_stmt_member_ptr_load_param): New function.
9790 (ipa_is_ssa_with_stmt_def): New function.
9791 (ipa_note_param_call): New function.
9792 (ipa_analyze_call_uses): New function.
9793 (ipa_analyze_stmt_uses): New function.
9794 (ipa_analyze_params_uses): New function.
9795 (ipa_free_node_params_substructures): Also free the param_calls linked
9797 (ipa_node_duplication_hook): Also duplicate the param_calls
9799 (ipa_print_node_param_flags): New function.
9800 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
9801 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
9802 * ipa-prop.h (struct ipa_param_flags): New field called.
9803 (struct ipa_param_call_note): New structure.
9804 (struct ipa_node_params): New fields param_calls and
9806 (ipa_is_ith_param_called): New function.
9807 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
9808 ipa_analyze_params_uses and dump parameter flags.
9810 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
9811 ipa_propagate_indirect_call_infos if performing indirect inlining,
9812 pass a new parameter new_edges to it.
9813 (add_new_edges_to_heap): New fucntion.
9814 (cgraph_decide_inlining_of_small_functions): New vector
9815 new_indirect_edges for newly found indirect edges , call
9816 ipa_propagate_indirect_call_infos after inlining.
9817 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
9818 inlining if performing indirect inlining. Call
9819 free_all_ipa_structures_after_iinln when doing so too.
9820 (inline_generate_summary): Do not call
9821 free_all_ipa_structures_after_iinln here.
9822 * ipa-prop.c (update_jump_functions_after_inlining): New function.
9823 (print_edge_addition_message): New function.
9824 (update_call_notes_after_inlining): New function.
9825 (propagate_info_to_inlined_callees): New function.
9826 (ipa_propagate_indirect_call_infos): New function.
9827 * ipa-prop.h: Include cgraph.h
9828 (struct ipa_param_call_note): Fields reordered, new field processed.
9829 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
9831 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
9832 rediscovered call statements.
9833 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
9834 (dump_cgraph_node): Dump also the indirect_call flag.
9835 (cgraph_clone_edge): Copy also the indirect_call flag.
9836 * tree-inline.c (copy_bb): Do not check for fndecls from call
9837 expressions, check for edge availability when moving clones.
9838 (get_indirect_callee_fndecl): New function.
9839 (expand_call_inline): If callee declaration is not apprent from
9840 the statement, try calling get_indirect_callee_fndecl. Do not
9841 issue warnings or call sorry when not inlinings an indirect edge.
9842 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
9844 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
9845 bit more frandly to matching.
9846 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
9847 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
9848 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
9850 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9853 * opth-gen.awk: Suppress function specific features when building
9855 * optc-gen.awk: Ditto.
9857 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9860 * diagnostic.c (pedwarn): Add opt parameter.
9862 * c-tree.h (pedwarn_init): Add opt parameter.
9863 (pedwarn_c90): Likewise.
9864 (pedwarn_c99): Likewise.
9865 * c-errors.c (pedwarn_c99): Likewise.
9866 (pedwarn_c90): Likewise.
9867 * toplev.h (pedwarn): Update declaration.
9868 (pedwarn0): Declare.
9869 * c-lex.c: All calls to pedwarn changed.
9870 * builtins.c: All calls to pedwarn changed.
9871 * toplev.c: All calls to pedwarn changed.
9872 * c-decl.c: All calls to pedwarn changed.
9873 * c-typeck.c: All calls to pedwarn changed.
9874 * c-common.c: All calls to pedwarn changed.
9875 * c-parser.c: All calls to pedwarn changed.
9877 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9878 Karthik Kumar <karthikkumar@gmail.com>
9880 * attribs.c (file scope): Include c-common.h.
9881 (decl_attributes): Add support for #pragma GCC optimize and
9884 * targhooks.c (default_can_inline_p): New function that is the
9885 default for the TARGET_CAN_INLINE_P target hook.
9887 * targhooks.h (default_can_inline_p): Add declaration.
9889 * tree.c (cl_optimization_node): New static tree for building
9890 OPTIMIZATION_NODE tree.
9891 (cl_target_option_node): New static tree for building
9892 TARGET_OPTION_NODE tree.
9893 (cl_option_hash_table): New hash table for hashing
9894 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9895 (cl_option_hash_hash): New function to provide the hash value for
9896 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9897 (cl_option_hash_eq): New function to provide an equality test for
9898 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9899 (tree_code_size): Add support for OPTIMIZATION_NODE and
9900 TARGET_OPTION_NODE trees.
9901 (tree_code_structure): Add support for OPTIMIZATION_NODE and
9902 TARGET_OPTION_NODE trees.
9903 (build_optimization_node): Build a tree that has all of the
9904 current optimization options.
9905 (build_target_option_node): Build a tree that has the target
9906 options that might be changed on a per function basis.
9908 * tree.h (file scope): Include options.h.
9909 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
9910 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9911 (TREE_OPTIMIZATION): Ditto.
9912 (TREE_TARGET_SPECIFIC): Ditto.
9913 (struct tree_function_decl): Add fields for remembering the
9914 current optimization options and target specific options.
9915 (struct tree_optimization_option): New tree variant that remembers
9916 the optimization options.
9917 (struct tree_target_option): New tree variant that remembers the
9918 target specific flags that might change for compiling a particular
9920 (union tree_node): Include tree_optimization_option and
9921 tree_target_option fields.
9922 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
9923 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
9924 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
9925 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
9926 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
9927 optimization and target options.
9928 (optimization_default_node): New macro to refer to global_trees
9930 (optimization_current_node): Ditto.
9931 (optimization_cold_node): Ditto.
9932 (optimization_hot_node): Ditto.
9933 (target_option_default_node): Ditto.
9934 (target_option_current_node): Ditto.
9935 (current_option_pragma): Ditto.
9936 (current_optimize_pragma): Ditto.
9938 * target.h (struct gcc_target): Add valid_option_attribute_p,
9939 target_option_save, target_option_restore, target_option_print,
9940 target_option_pragma_parse, and can_inline_p hooks.
9942 * toplev.h (parse_optimize_options): Add declaration.
9943 (fast_math_flags_struct_set_p): Ditto.
9945 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
9946 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
9949 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
9950 tree_can_inline_p hook to see if one function can inline another.
9951 (cgraph_decide_inlining): Ditto.
9952 (cgraph_decide_inlining_incrementally): Ditto.
9954 * opts.c (decode_options): Add support for running multiple times
9955 to allow functions with different target or optimization options
9956 than was specified on the command line.
9957 (fast_math_flags_struct_set_p): New function that is similar to
9958 fast_math_flags_set_p, except it uses the values in the
9959 cl_optimization structure instead of global variables.
9961 * optc-gen.awk: Add support for TargetSave to allow a back end to
9962 declare new fields that need to be saved when using function
9963 specific options. Include flags.h and target.h in the options.c
9964 source. Add support for Save to indicate which options can be set
9965 for individual functions. Generate cl_optimize_save,
9966 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
9967 cl_target_option_restore, cl_target_option_print functions to
9968 allow functions to use different optimization or target options.
9970 * opt-functions.awk (var_type_struct): Return the type used for
9971 storing the field in a structure.
9973 * opth-gen.awk: Add support for TargetSave to allow a back end to
9974 declare new fields that need to be saved when using function
9975 specific options. Add support for Save to indicate which options
9976 can be set for individual functions. Only generate one extern for
9977 Mask fields. Generate cl_optimization and cl_target_option
9978 structures to remember optimization and target options.
9980 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
9981 collecting new tree nodes.
9982 (TS_TARGET_OPTION): Ditto.
9984 * c-decl.c (merge_decls): Merge function specific target and
9985 optimization options.
9987 * function.c (invoke_set_current_function_hook): If the function
9988 uses different optimization options, change the global variables
9991 * coretypes.h (struct cl_optimization): Add forward reference.
9992 (struct cl_target_option): Ditto.
9994 * c-pragma.c (option_stack): New static vector to remember the
9995 current #pragma GCC option stack.
9996 (handle_pragma_option): New function to support #pragma GCC option
9997 to change target options.
9998 (optimize_stack): New static vector to remember the current
9999 #pragma GCC optimize stack.
10000 (handle_pragma_optimize): New function to support #pragma GCC
10001 optimize to change optimization options.
10002 (init_pragma): Add support for #pragma GCC optimize and #pragma
10005 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10006 optimization options.
10007 (TARGET_OPTION_NODE): New tree code for remembering certain target
10010 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10011 TARGET_OPTION_NODE trees.
10013 * common.opt (-O): Add Optimization flag.
10015 (-fmath-errno): Ditto.
10016 (-falign-functions): Add UInteger flag to make sure flag gets full
10017 int in cl_optimization structure.
10018 (-falign-jumps): Ditto.
10019 (-falign-labels): Ditto.
10020 (-falign-loops): Ditto.
10021 (-fsched-stalled-insns): Ditto.
10022 (-fsched-stalled-insns-dep): Ditto.
10024 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10026 (TARGET_OPTION_SAVE): Ditto.
10027 (TARGET_OPTION_RESTORE): Ditto.
10028 (TARGET_OPTION_PRINT): Ditto.
10029 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10030 (TARGET_CAN_INLINE_P): Ditto.
10031 (TARGET_INITIALIZER): Add new hooks.
10033 * tree-inline.c (tree_can_inline_p): New function to determine
10034 whether one function can inline another. Check if the functions
10035 use compatible optimization options, and also call the backend
10038 * tree-inline.h (tree_can_inline_p): Add declaration.
10040 * c-common.c (c_common_attribute): Add support for option and
10041 optimize attributes.
10042 (handle_option_attribute): Add support for the option attribute to
10043 allow the user to specify different target options for compiling a
10045 (handle_optimize_attribute): Add support for the optimize
10046 attribute to allow the user to specify different optimization
10047 options for compiling a specific function.
10048 (handle_hot_attribute): Turn on -O3 optimization for this one
10049 function if it isn't the default optimization level.
10050 (handle_cold_attribute): Turn on -Os optimization for this one
10051 function if it insn't the default optimization.
10052 (const_char_p): New const char * typedef.
10053 (optimize_args): New static vector to remember the optimization
10055 (parse_optimize_options): New function to set up the optimization
10056 arguments from either the optimize attribute or #pragma GCC optimize.
10058 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10059 (builtin_define_std): Ditto.
10061 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10062 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10063 (x86_64-*-*): Ditto.
10065 * Makefile.in (TREE_H): Add options.h.
10066 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10068 * doc/extend.texi (option attribute): Document new attribute.
10069 (optimize attribute): Ditto.
10070 (hot attribute): Document hot attribute sets -O3.
10071 (cold attribute): Document cold attribute sets -Os.
10072 (#pragma GCC option): Document new pragma.
10073 (#pragma GCC optimize): Ditto.
10075 * doc/options.texi (TargetSave): Document TargetSave syntax.
10076 (UInteger): Document UInteger must be used for certain flags.
10077 (Save): Document Save option to create target specific options
10078 that can be saved/restored on a function specific context.
10080 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10081 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10083 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10084 (TARGET_OPTION_SAVE): Ditto.
10085 (TARGET_OPTION_RESTORE): Ditto.
10086 (TARGET_OPTION_PRINT): Ditto.
10087 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10088 (TARGET_CAN_INLINE_P): Ditto.
10090 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10092 (-mfpmath=both): Ditto.
10094 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10095 Karthik Kumar <karthikkumar@gmail.com>
10097 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10098 (TARGET_POPCNT): Ditto.
10099 (TARGET_SAHF): Ditto.
10100 (TARGET_AES): Ditto.
10101 (TARGET_PCLMUL): Ditto.
10102 (TARGET_CMPXCHG16B): Ditto.
10103 (TARGET_RECIP): Move switch into target_flags.
10104 (TARGET_FUSED_MADD): Ditto.
10105 (ix86_arch_features): Make an unsigned char type.
10106 (ix86_tune_features): Ditto.
10107 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10108 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10109 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10111 * config/i386/i386.opt (arch): New TargetSave field to define
10112 fields that need to be saved for function specific option support.
10115 (branch_cost): Ditto.
10116 (ix86_isa_flags_explicit): Ditto.
10117 (tune_defaulted): Ditto.
10118 (arch_specified): Ditto.
10119 (-m128-long-double): Add Save flag to save option for target
10120 specific option support.
10122 (-maccumulate-outgoing-args): Ditto.
10123 (-malign-double): Ditto.
10124 (-malign-stringops): Ditto.
10125 (-mfancy-math-387): Ditto.
10126 (-mhard-float): Ditto.
10127 (-mieee-fp): Ditto.
10128 (-minline-all-stringops): Ditto.
10129 (-minline-stringops-dynamically): Ditto.
10130 (-mms-bitfields): Ditto.
10131 (-mno-align-stringops): Ditto.
10132 (-mno-fancy-math-387): Ditto.
10133 (-mno-push-args): Ditto.
10134 (-mno-red-zone): Ditto.
10135 (-mpush-args): Ditto.
10136 (-mred-zone): Ditto.
10138 (-msseregparm): Ditto.
10139 (-mstack-arg-probe): Ditto.
10151 (-mno-sse4): Ditto.
10154 (-mrecip): Move flag into target_flags.
10156 (-mno-fused-madd): Ditto.
10157 (-mfused-madd): Ditto.
10158 (-mabm): Move flag into ix86_isa_flags.
10165 * config/i386/i386-c.c: New file for #pragma support.
10166 (ix86_target_macros_internal): New function to #define or #undef
10167 target macros based when the user uses the #pragma GCC option to
10168 change target options.
10169 (ix86_pragma_option_parse): New function to add #pragma GCC option
10171 (ix86_target_macros): Move defining the target macros here from
10172 TARGET_CPU_CPP_BUILTINS in i386.h.
10173 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10174 defined, initialize any subtarget #pragmas.
10176 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10177 REGISTER_TARGET_PRAGMAS.
10179 * config/i386/t-i386: New file for x86 dependencies.
10180 (i386.o): Make dependencies mirror the include files used.
10181 (i386-c.o): New file, add dependencies.
10183 * config/i386/i386-protos.h (override_options): Add bool argument.
10184 (ix86_valid_option_attribute_tree): Add declaration.
10185 (ix86_target_macros): Ditto.
10186 (ix86_register_macros): Ditto.
10188 * config/i386/i386.c (ix86_tune_features): Move initialization of
10189 the target masks to initial_ix86_tune_features to allow functions
10190 to have different target options. Make type unsigned char,
10191 instead of unsigned int.
10192 (initial_ix86_tune_features): New static vector to hold processor
10193 masks for the tune variables.
10194 (ix86_arch_features): Move initialization of the target masks to
10195 initial_ix86_arch_features to allow functions to have different
10196 target options. Make type unsigned char, instead of unsigned int.
10197 (initial_ix86_arch_features): New static vector to hold processor
10198 masks for the arch variables.
10199 (enum ix86_function_specific_strings): New enum to describe the
10200 string options used for attribute((option(...))).
10201 (ix86_target_string): New function to return a string that
10202 describes the target options.
10203 (ix86_debug_options): New function to print the current options in
10205 (ix86_function_specific_save): New function hook to save the
10206 function specific global variables in the cl_target_option structure.
10207 (ix86_function_specific_restore): New function hook to restore the
10208 function specific variables from the cl_target_option structure to
10209 the global variables.
10210 (ix86_function_specific_print): New function hook to print the
10211 target specific options in the cl_target_option structure.
10212 (ix86_valid_option_attribute_p): New function hook to validate
10213 attribute((option(...))) arguments.
10214 (ix86_valid_option_attribute_tree): New function that is common
10215 code between attribute((option(...))) and #pragma GCC option
10216 support that parses the options and returns a tree holding the options.
10217 (ix86_valid_option_attribute_inner_p): New helper function for
10218 ix86_valid_option_attribute_tree.
10219 (ix86_can_inline_p): New function hook to decide if one function
10220 can inline another on a target specific basis.
10221 (ix86_set_current_function); New function hook to switch target
10222 options if the user used attribute((option(...))) or #pragma GCC
10224 (ix86_tune_defaulted): Move to static file scope from
10226 (ix86_arch_specified): Ditto.
10227 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10229 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10230 (OPTION_MASK_ISA_ABM_SET): Ditto.
10231 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10232 (OPTION_MASK_ISA_CX16_SET): Ditto.
10233 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10234 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10235 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10236 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10237 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10238 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10239 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10240 (struct ptt): Move to static file scope from override_options.
10241 (processor_target_table): Ditto.
10242 (cpu_names): Ditto.
10243 (ix86_handle_option): Add support for options that are now isa options.
10244 (override_options): Add support for declaring functions that
10245 support different target options than were specified on the
10246 command line. Move struct ptt, processor_target_table, cpu_names,
10247 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10248 Add bool argument. Fix up error messages so the appropriate error
10249 is given for either command line or attribute.
10250 (ix86_previous_fndecl): New static to remember previous function
10251 declaration to see if we need to change target options.
10252 (ix86_builtins_isa): New array to record the ISA of each builtin
10254 (def_builtin): Always create the builtin function, even if the
10255 current ISA doesn't support it.
10256 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10257 tests for those builtins.
10258 (ix86_init_builtins): Remove TARGET_MMX test for calling
10259 ix86_init_mmx_sse_builtins.
10260 (ix86_expand_builtin): If the current ISA doesn't support a given
10261 builtin, signal an error.
10262 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10263 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10264 (TARGET_OPTION_SAVE): Ditto.
10265 (TARGET_OPTION_RESTORE): Ditto.
10266 (TARGET_OPTION_PRINT): Ditto.
10267 (TARGET_CAN_INLINE_P): Ditto.
10269 2008-07-22 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10271 * c-typeck.c (build_external_ref): Don't call assemble_external.
10272 * final.c (output_operand): Call assemble_external.
10274 2008-07-21 DJ Delorie <dj@redhat.com>
10276 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10277 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10279 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10281 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10282 original insn and splitter contents into ...
10283 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10284 flag_unsafe_math_optimizations. Add dummy scratch register.
10285 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10286 !flag_unsafe_math_optimizations. Returns number with next
10287 highest magnitude if this is still less or equal to the true
10288 quotient in magnitude.
10290 2008-07-21 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10292 * Makefile.in: Replace toplev.h with TOPLEV_H.
10293 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10294 * c-lex.c (fe_file_change): Don't set in_system_header.
10295 * c-parser.c (c_token): Remove in_system_header.
10296 (c_lex_one_token): Don't set in_system_header.
10297 (c_parser_set_source_position_from_token): Don't set in_system_header.
10298 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10301 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10302 * flags.h (in_system_header): Remove.
10303 * function.c (saved_in_system_header): Remove.
10304 (push_cfun): Don't set in_system_header.
10305 (pop_cfun): Don't set in_system_header.
10306 (push_struct_function): Don't set in_system_header.
10307 * input.h (expanded_location): Add sysp.
10308 (in_system_header_at): New.
10309 (in_system_header): New.
10310 * toplev.c (in_system_header): Remove.
10311 * toplev.h: Include input.h
10313 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10314 * tree-ssa.c (warn_uninit): Call warning_at.
10315 (warn_uninitialized_var): Update calls to warn_uninit.
10316 (warn_uninitialized_phi): Update calls to warn_uninit.
10317 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10318 (expand_location): Initialize xloc.sysp.
10319 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10320 (tree_decl_with_vis): Remove in_system_header_flag.
10322 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10325 * recog.c (asm_operand_ok): Change the order of the extra
10326 memory constraint checks.
10328 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10331 * tree-switch-conversion.c (build_one_array): Call
10332 varpool_mark_needed_node and varpool_finalize_decl
10333 instead of assemble_variable.
10335 2008-07-19 Jan Hubicka <jh@suse.cz>
10337 * cgraph.c (cgraph_add_new_function): Do early local passes.
10338 * tree-nrv.c (gate_pass_return_slot): New gate.
10339 (pass_nrv): Add the gate.
10340 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10342 (coalesce_ssa_name): Coalesce SSA names.
10343 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10344 not optimizing so unused user vars remains visible.
10345 * common.opt (flag_tree_ter): Always enable by default.
10346 * tree-ssa-ter.c: Include flags.h
10347 (is_replaceable_p): Check that locations match; when aliasing
10348 is missing be conservative about loads.
10349 * tree-optimize.c (gate_init_datastructures): Remove.
10350 (pass_init_datastructures): New.
10351 * passes.c: Reorder passes so we always go into SSA.
10353 2008-07-19 Jan Hubicka <jh@suse.cz>
10355 * doc/extend.texi (flatten attribute): Remove note about
10357 * doc/invoke.texi (--combine): Likewise.
10358 (-finline-functions-called-once): Update levels when enabled.
10359 (-funit-at-a-time): Document new behaviour.
10360 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10361 -fno-section-anchors when disabled explicitly.
10362 (inline params): They are not ignored now.
10363 (precompiled headers): Remove unit-at-a-time as being incompatible.
10364 * opts.c (decode_options): Handle unit-at-a-time as alias;
10365 imply -fno-section-anchors when toplevel reorder is disabled
10367 * common.opt (ftoplevel-reorder): Set default value to 2.
10368 (funit-at-a-time): Set default value to 1.
10369 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10372 2008-07-19 Jan Hubicka <jh@suse.cz>
10374 * builtins.c (expand_builtin_int_roundingfn,
10375 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10378 2008-07-19 Richard Guenther <rguenther@suse.de>
10381 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10382 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10383 * tree-ssa-pre.c (get_expr_value_id): For newly created
10384 constant value-ids make sure to add the expression to its
10387 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10389 PR middle-end/36877
10390 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10391 return value of the builtin is ignored.
10393 2008-07-19 Olivier Hainque <hainque@adacore.com>
10395 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10396 bits, a C conformant malloc implementation has to provide.
10397 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10399 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10403 * reload.c (find_reloads_subreg_address): Only reload address if
10404 reloaded == 0, not for reloaded != 1.
10407 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10408 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10409 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10410 m32c_legitimize_reload_address.
10412 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10413 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10414 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10416 2008-07-19 Olivier Hainque <hainque@adacore.com>
10418 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
10419 argument, saying whether nested array are to be collapsed
10420 into a single array type DIE with multiple subscripts.
10421 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
10422 issues, centralize the nested array types collapsing control and
10423 disable the transformation for Ada.
10425 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
10428 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
10430 (x86_64_shift_adj_2): New expander.
10431 (x86_64_shift_adj_3): Ditto.
10432 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
10433 to split TImode operands.
10434 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
10435 (ix86_split_lshr): Ditto.
10437 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
10439 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
10440 and __CHAR32_TYPE__.
10441 * c-typeck.c (digest_init): Support char16_t and char32_t.
10442 (set_nonincremental_init_from_string): Idem.
10444 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10446 PR middle-end/36859
10447 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
10448 PREFERRED_STACK_BOUNDARY.
10449 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10451 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10453 PR middle-end/36858
10454 * function.c (locate_and_pad_parm): Cap boundary earlier.
10456 2008-07-17 Julian Brown <julian@codesourcery.com>
10458 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
10459 no-op for targets which don't use DLLs.
10461 2008-07-17 Martin Jambor <mjambor@suse.cz>
10463 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
10464 that nodes are relevant by examining the node->analyzed flag.
10465 (ipcp_init_stage): Check which nodes are relevant, assert that the
10466 relevant ones are also required.
10467 (ipcp_propagate_stage): Check on the side arrays are properly
10469 (ipcp_print_all_jump_functions): Make sure not to touch any node
10470 that is not analyzed or an edge that does not have a corresponding
10471 entry in the on-the-side vectors.
10472 (ipcp_function_scale_print): Likewise.
10473 (ipcp_update_callgraph): Check that the node is relevant.
10474 (ipcp_insert_stage): Check that the node is relevant. Check there is
10475 an info for every node and edge.
10476 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
10477 (ipa_print_all_tree_maps): Likewise and a new variable info.
10478 (ipa_print_all_params_modified): Likewise.
10479 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
10481 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
10484 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
10486 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
10488 PR rtl-optimization/36753
10489 * fwprop.c (use_killed_between): Don't shortcut
10490 single-definition global registers.
10492 2008-07-16 Jan Hubicka <jh@suse.cz>
10494 * cgraph.h (varpool_empty_needed_queue): Declare.
10495 * cgraphunit.c (output_in_order): Mark all variables as needed;
10497 * varpool.c (varpool_assemble_node): Update debug queue.
10498 (varpool_assemble_pending_decls): Don't do it here.
10499 (varpool_empty_needed_queue): New function.
10501 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10503 * recog.c (peephole2_optimize): Fix formatting.
10505 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10507 * c-pch.c (get_ident): Avoid C++ keywords.
10508 * combine-stack-adj.c (single_set_for_csa): Likewise.
10509 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
10510 output_asm_insn): Likewise.
10511 * reload.c (push_secondary_reload, find_reusable_reload,
10512 push_reload, combine_reloads, find_reloads,
10513 debug_reload_to_stream): Likewise.
10514 * reload.h (struct reload): Likewise.
10515 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
10516 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
10517 emit_output_reload_insns): Likewise.
10518 * targhooks.c (default_secondary_reload): Likewise.
10519 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
10521 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10523 * recog.c (validate_change_1, validate_change,
10524 validate_unshare_change, validate_replace_rtx_1, struct
10525 funny_match, constrain_operands, peephole2_optimize): Avoid C++
10527 * reload.c (push_secondary_reload, secondary_reload_class,
10528 scratch_reload_class, find_valid_class, find_reusable_reload,
10529 push_reload, find_dummy_reload, find_reloads_address_1,
10530 find_reloads_address_part, find_equiv_reg): Likewise.
10531 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
10532 choose_reload_regs): Likewise.
10533 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
10535 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
10536 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10537 * sched-rgn.c (concat_INSN_LIST): Likewise.
10538 * stor-layout.c (mode_for_size, mode_for_size_tree,
10539 smallest_mode_for_size): Likewise.
10541 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10543 * cfg.c (dump_reg_info): Avoid C++ keywords.
10544 * dwarf2asm.c (dw2_force_const_mem,
10545 dw2_asm_output_encoded_addr_rtx): Likewise.
10546 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
10547 * expmed.c (expand_shift): Likewise.
10548 * global.c (find_reg): Likewise.
10549 * graph.c (draw_edge): Likewise.
10550 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
10551 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
10552 widen_clz, widen_bswap, expand_parity, expand_unop,
10553 emit_cmp_and_jump_insn_1): Likewise.
10554 * postreload.c (reload_cse_simplify_operands): Likewise.
10555 * ra.h (add_neighbor): Likewise.
10556 * reg-stack.c (remove_regno_note, change_stack): Likewise.
10557 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
10558 record_reg_classes, copy_cost, record_address_regs,
10559 invalid_mode_change_p): Likewise.
10560 * regrename.c (regrename_optimize, scan_rtx_reg,
10561 dump_def_use_chain, find_oldest_value_reg,
10562 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
10564 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10566 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
10567 MASK_POWERPC64 for power4 in previous commit.
10569 2008-07-16 Olivier Hainque <hainque@adacore.com>
10571 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
10572 instead of bare conversion to cast const-ness away.
10574 2008-07-16 Anatoly Sokolov <aesok@post.ru>
10576 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
10577 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
10578 * config/xtensa/xtensa.c (xtensa_function_value): New function.
10579 (TARGET_FUNCTION_VALUE): Define.
10581 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10583 * config/rs6000/rs6000.c (processor_target_table): Add
10584 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
10586 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10589 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10590 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10591 m32c_legitimize_reload_address.
10593 2007-07-16 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10595 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
10596 DECL_IN_SYSTEM_HEADER in sync.
10598 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
10600 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
10601 * tree-ssa-pre.c (pre_expr_eq): Ditto
10602 (get_constant_for_value_id): Take a type as an argument.
10603 (fully_constant_expression): Pass in type.
10604 (find_or_generate_expression): Short circuit constant case.
10605 (create_expression_by_pieces): Remove special casing of
10607 (do_regular_insertion): Short circuit constant case.
10608 (do_partial_partial_insertion): Ditto.
10610 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10613 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
10615 2008-07-15 Bob Wilson <bob.wilson@acm.org>
10617 * config/xtensa/libgcc-xtensa.ver: New file.
10618 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
10620 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10622 * df-problems.c (df_set_note): Avoid C++ keywords.
10623 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
10624 * dse.c (record_store, remove_useless_values): Likewise.
10625 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
10626 gen_reg_rtx_offset, operand_subword, change_address_1,
10627 change_address, adjust_address_1, offset_address,
10628 widen_memory_access, emit_copy_of_insn_after): Likewise.
10629 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
10630 * fwprop.c (should_replace_address, propagate_rtx_1,
10631 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
10633 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
10634 gcse_emit_move_after, update_ld_motion_stores): Likewise.
10635 * lcm.c (compute_insert_delete, pre_edge_lcm,
10636 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
10637 * lower-subreg.c (resolve_reg_notes): Likewise.
10638 * mode-switching.c (optimize_mode_switching): Likewise.
10640 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10642 * bt-load.c (add_btr_def, migrate_btr_def,
10643 branch_target_load_optimize): Avoid C++ keywords.
10644 * caller-save.c (insert_restore, insert_save, insert_one_insn):
10646 * combine.c (subst, simplify_set, make_extraction,
10647 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
10648 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
10649 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
10651 2008-07-15 Richard Guenther <rguenther@suse.de>
10653 PR middle-end/36369
10654 * c-common.c (strict_aliasing_warning): Do not warn for
10655 TYPE_REF_CAN_ALIAS_ALL pointers.
10656 (c_common_get_alias_set): may_alias types are not special.
10657 * tree.c (build_pointer_type_for_mode): Look up the may_alias
10658 attribute and set can_ref_all accordingly.
10659 (build_reference_type_for_mode): Likewise.
10660 * doc/extend.texi (may_alias): Clarify.
10662 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10665 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10666 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10668 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10671 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
10672 gcc_assert, instead call output_operand_lossage.
10674 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
10676 * builtins.c (std_canonical_va_list): Treat structure based
10679 2008-07-15 Ben Elliston <bje@au.ibm.com>
10681 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
10683 2007-07-14 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10685 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
10688 2008-07-14 Jan Hubicka <jh@suse.cz>
10690 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
10691 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
10692 fix predicates and constraints.
10693 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
10694 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
10696 2008-07-14 Doug Kwan <dougkwan@google.com>
10698 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
10699 additional option file arm/eabi.opt.
10700 * config/arm/eabi.h (File): New configuration file for EABI targets.
10701 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
10702 SUBSUBTARGET_EXTRA_SPECS.
10703 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
10704 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
10705 from STARTFILE_SPEC so that it can be referenced in an override.
10706 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
10707 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
10708 can be referenced in an override.
10709 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
10710 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
10711 so that it can be referenced in an override.
10712 (LINK_SPEC): Use BPABI_LINK_SPEC.
10713 * config/arm/eabi.opt (File): New.
10715 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10717 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
10718 (FIXED_VALUE_H): New variable.
10719 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
10720 input.h, fixed-value.h.
10721 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
10722 (BASIC_BLOCK_H): Use $(BITMAP_H).
10723 (FUNCTION_H): Add varray.h.
10724 (IPA_REFERENCE_H): Use $(BITMAP_H).
10725 (CGRAPH_H): Add $(BASIC_BLOCK_H).
10726 (DF_H): Use $(BITMAP_H).
10727 (GGC_H): Add statistics.h.
10728 (INSN_ADDR_H): New.
10729 (INSN_ATTR_H): Use it.
10730 (SYSTEM_H): Add safe-ctype.h, filenames.h.
10732 (SYMTAB_H): Add $(OBSTACK_H).
10733 (CPP_INTERNAL_H): New.
10734 (TREE_DUMP_H): Add tree-pass.h.
10735 (TREE_FLOW_H): Use $(BITMAP_H)
10736 (PRETTY_PRINT_H): Use $(INPUT_H).
10737 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
10740 (many object files): Fix lots of header dependencies throughout.
10742 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10744 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
10746 (s-gtyp-input): Use them to write tmp-gi.list.
10747 (echo_to_gi.list): Remove.
10749 2008-07-14 Richard Guenther <rguenther@suse.de>
10751 * tree-ssa-sccvn.c (pre_info): Remove.
10752 (switch_to_PRE_table): Likewise.
10753 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
10754 (set_hashtable_value_ids): Do not create value-ids for the
10756 (run_scc_vn): Remove double test. Remove bogus special-case
10757 in value-number printing.
10758 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
10759 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
10761 * tree-flow-inline.h (get_value_handle): Remove.
10762 * tree-flow.h (get_value_handle): Remove.
10764 2008-07-14 Martin Jambor <mjambor@suse.cz>
10766 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
10767 in which we generate arithmetics is not a subrange.
10769 2008-07-14 Martin Jambor <mjambor@suse.cz>
10771 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
10773 2008-07-14 Richard Guenther <rguenther@suse.de>
10775 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
10777 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
10780 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
10781 reload for symbol refs moved to r0 with -fPIC.
10782 (legitimize_pic_address): Use the target register as temporary
10784 (emit_symbolic_move): Adjust comment.
10785 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
10788 2008-07-14 Ben Elliston <bje@au.ibm.com>
10790 * c-common.h (C_CPP_HASHNODE): New macro.
10791 * coretypes.h (struct cpp_token): Forward declare.
10792 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10793 the context-sensitive keyword method.
10794 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
10795 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
10796 expand_bool_pixel): New.
10797 (altivec_categorize_keyword): New function.
10798 (init_vector_keywords): New function.
10799 (rs6000_macro_to_expand): Likewise.
10800 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
10801 compiling an ISO C dialect.
10803 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
10805 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
10806 (create_expression_by_pieces): Fix typo.
10807 (do_regular_insertion): Use debug counter here too.
10809 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
10812 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
10813 CONST_OK_FOR_LETTER_P. All port-local users changed.
10814 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
10815 implement Kp matching power-of-two.
10816 (CONSTRAINT_LEN): Define to match.
10817 * config/cris/cris.md: Replace all use of constraint K with Kc.
10818 ("*btst*): Use Kp for operand 0 of last alternative.
10820 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10823 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
10826 2008-07-13 Jan Hubicka <jh@suse.cz>
10828 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
10831 2008-07-13 Richard Guenther <rguenther@suse.de>
10833 PR middle-end/36811
10834 * langhooks.c (lhd_print_error_function): Deal with recursive
10837 2008-07-12 Jan Hubicka <jh@suse.cz>
10839 * cgraph.c (assembler_name_hash): New static var.
10840 (hash_node_by_assembler_name, eq_assembler_name): New.
10841 (cgraph_node_for_asm): Use hashtable.
10842 (cgraph_remove_node): Maintain hashtable.
10843 (change_decl_assembler_name): Sanity check that names are not changing
10844 after aliasing was processed.
10845 * cgraph.h (varpoon_node): Add next GGC marker.
10846 * tree.c (decl_assembler_name_equal): Constify.
10847 (decl_assembler_name_hash): New.
10848 * tree.h (decl_assembler_name_equal): Constify.
10849 (decl_assembler_name_hash): Update.
10851 2008-07-12 David Daney <ddaney@avtrex.com>
10853 * config/mips/driver-native.c (host_detect_local_cpu): Handle
10854 sb1 and r5000 cpus.
10856 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
10858 * doc/md.texi: Document the MIPS "v" constraint.
10859 * config/mips/mips.h (reg_class): Revert last change.
10860 (REG_CLASS_NAMES): Likewise.
10861 (REG_CLASS_CONTENTS): Likewise.
10862 * config/mips/mips.c (mips_regno_to_class): Likewise.
10863 * config/mips/constraints.md (v): Likewise, but add documentation.
10864 Add a comment to say that this constraint should not be used in
10867 2008-07-11 DJ Delorie <dj@redhat.com>
10869 * config/h8300/h8300.md (length): Fix branch offset limit.
10871 2008-07-11 Anatoly Sokolov <aesok@post.ru>
10873 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
10874 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
10875 (avr_hard_regno_scratch_ok): New function.
10876 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10877 * config/avr/avr.md (all peepholes that request a scratch register):
10878 Remove avr_peep2_scratch_safe use.
10880 2008-07-11 Tom Tromey <tromey@redhat.com>
10881 Ian Lance Taylor <iant@google.com>
10883 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
10884 (struct c_common_resword): Define.
10885 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
10886 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
10887 (c_common_reswords, num_c_common_reswords): Declare.
10888 * c-common.c (c_common_reswords): New global const array.
10889 (num_c_common_reswords): New const int.
10890 * c-parser.c (struct resword, reswords): Don't define.
10891 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
10892 (c_parse_init): Clarify mask code. Use c_common_reswords rather
10893 than reswords. If warning about C++ keywords, give them a special
10895 (c_lex_one_token): Warn about C++ keywords. Call
10896 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
10897 (c_parser_external_declaration): Look for RID_xxx rather than
10898 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
10899 (c_parser_statement_after_labels): Likewise.
10900 (c_parser_objc_class_instance_variables): Likewise.
10901 (c_parser_objc_class_declaration): Likewise.
10902 (c_parser_objc_try_catch_statement): Likewise.
10903 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
10904 (declspecs_add_type): Likewise.
10906 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
10908 * ggc-page.c (alloc_page):
10909 Substituting xmalloc, xcalloc with
10910 XNEWVEC and XCNEWVAR macros which add the
10913 2008-07-11 Richard Guenther <rguenther@suse.de>
10915 PR tree-optimization/36765
10916 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
10917 aliases from HEAP vars to SMTs.
10919 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10921 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
10922 * configure.ac (loose_warn): Move -Wc++-compat from here...
10923 (strict_warn): ...to here.
10924 * configure: Regenerate.
10926 2008-07-10 Joseph Myers <joseph@codesourcery.com>
10928 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
10929 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
10930 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
10931 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
10932 excluding more specific h8300-*-* and sh-*-* targets.
10934 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
10936 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
10937 (eliminate): Ditto.
10938 (execute_pre): Call loop_optimizer_finalize in early exit.
10940 2008-07-10 Jakub Jelinek <jakub@redhat.com>
10942 PR middle-end/36790
10943 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
10944 uids in the bitmap, not just VAR_DECL uids.
10946 PR rtl-optimization/36419
10947 * combine-stack-adj.c (adjust_frame_related_expr): New function.
10948 (combine_stack_adjustments_for_block): Call it if needed. Delete
10950 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
10951 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
10952 prologue sp adjustment.
10954 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
10957 * opts.c (print_ignored_options): Report postponed diagnostics for
10958 unknown -Wno-* options as warnings, not errors.
10959 (postpone_unknown_option_error): Renamed to...
10960 (postpone_unknown_option_warning): ... this.
10962 2008-07-09 Doug Kwan <dougkwan@google.com>
10965 2008-07-08 Doug Kwan <dougkwan@google.com>
10967 * config/arm/arm.opt (mandroid): New option.
10968 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10969 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10971 (CC1PLUS_SPEC): Same.
10973 (STARTFILE_SPEC): Same.
10974 (ENDFILE_SPEC): Same.
10975 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10978 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
10981 * config/mips/mips.h (reg_class): Remove V1_REG.
10982 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10983 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
10984 instead of V1_REGS.
10985 (mips_get_tp): New function.
10986 (mips_legitimize_tls_address): Use it.
10987 * config/mips/constraints.md (v): Delete.
10988 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
10989 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
10990 After reload, split into a move and ...
10991 (*tls_get_tp_<mode>_split): ...this new instruction.
10993 2008-07-09 David Daney <ddaney@avtrex.com>
10995 * config/mips/driver-native.c: Include coretypes.h and tm.h.
10997 2008-07-09 Jakub Jelinek <jakub@redhat.com>
10999 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11000 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11002 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11003 htab_delete should be called. Don't free c.
11004 (lookup_tmp_var): Create temp_htab lazily.
11005 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11006 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11008 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11009 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11010 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11011 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11012 * tree-sra.c (generate_element_init): Likewise.
11013 * tree-mudflap.c (execute_mudflap_function_ops,
11014 execute_mudflap_function_decls): Likewise.
11015 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11016 * tree-gimple.h (struct gimplify_ctx): New type.
11017 (push_gimplify_context): Adjust prototype.
11019 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11021 * tree-ssa-pre.c (phi_translate_1): Update placement of
11022 add_to_value calls.
11024 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11026 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11027 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11028 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11029 * targhooks.c (default_hard_regno_scratch_ok): New function.
11030 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11031 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11032 * recog.c: Include "target.h".
11033 (peep2_find_free_register): Add check for global regs. Add target
11035 * Makefile.in (recog.o): Depend on target.h.
11037 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11039 * config/sh/sh.c (sh_canonical_va_list_type): New.
11040 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11042 2008-07-09 Raksit Ashok <raksit@google.com>
11044 * doc/invoke.texi (Option Summary): Mention new option
11045 -Wdisallowed-function-list=...
11046 (Warning Options): Document -Wdisallowed-function-list=...
11047 * common.opt (Wdisallowed-function-list=): New flag.
11048 * flags.h (warn_disallowed_functions): External definition of new
11049 boolean warning flag.
11050 (warn_if_disallowed_function_p): Declare new function.
11051 * opts.c (warning_disallowed_functions): New static variable.
11052 (warn_disallowed_functions): New boolean warning flag.
11053 (warn_if_disallowed_function_p): New function.
11054 (add_comma_separated_to_vector): Rename
11055 add_instrument_functions_exclude_list to this.
11056 (common_handle_option): Handle new option. Rename calls to
11057 add_instrument_functions_exclude_list into calls to
11058 add_comma_separated_to_vector.
11059 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11060 based on flag warn_disallowed_functions.
11062 2008-07-09 Christian Bruel <christian.bruel@st.com>
11064 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11065 instead of get_attr_length.
11067 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11069 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11071 * genemit.c (gen_insn): Likewise.
11072 * gengtype.c (note_def_vec): Likewise.
11073 * gengtype.h (note_def_vec): Likewise.
11074 * genoutput.c (struct data, output_insn_data, process_template,
11075 gen_expand, gen_split, note_constraint): Likewise.
11076 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11077 make_insn_sequence): Likewise.
11078 * gensupport.c (record_insn_name): Likewise.
11080 2008-07-08 Doug Kwan <dougkwan@google.com>
11082 * config/arm/arm.opt (mandroid): New option.
11083 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11084 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11086 (CC1PLUS_SPEC): Same.
11088 (STARTFILE_SPEC): Same.
11089 (ENDFILE_SPEC): Same.
11090 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11093 2008-07-08 Raksit Ashok <raksit@google.com>
11095 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11096 (set_storage_via_setmem): Fix expected_align parameter.
11097 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11098 missing from the list.
11099 * doc/md.texi (movmem): Explicitly state that expected alignment is
11100 to be expressed in bytes.
11101 (setmem): Explicitly state that expected alignment is to be expressed
11104 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11106 * reload.c (find_reloads_subreg_address): Do not require validity
11107 of address in original mode before reloading address.
11109 2008-07-07 Tianwei Sheng <tianweis@google.com>
11111 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11112 bounds array access.
11114 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11116 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11118 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11120 Fix PR tree-optimization/23455
11121 Fix PR tree-optimization/35286
11122 Fix PR tree-optimization/35287
11123 * Makefile.in (OBJS-common): Remove tree-vn.o.
11124 (tree-vn.o): Remove.
11125 * dbgcnt.def: Add treepre_insert debug counter.
11126 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11127 (debug_value_expressions): Ditto.
11128 (print_value_expressions): Ditto.
11129 * tree-pretty-print.c (dump_generic_node): Updated for
11130 VALUE_HANDLE removal.
11131 * tree-ssa-dom.c (record_equality): Ditto.
11132 (cprop_operand): Ditto.
11133 (lookup_avail_expr): Ditto.
11134 * tree-ssa-threadedge.c
11135 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11136 (simplify_control_stmt_condition): Ditto.
11137 * tree.c (tree_code_size): Ditto.
11138 (tree_node_structure): Ditto.
11139 (iterative_hash_expr): Ditto.
11141 * tree.h (VALUE_HANDLE_ID): Ditto.
11142 (VALUE_HANDLE_EXPR_SET): Ditto.
11143 (struct tree_value_handle): Ditto.
11144 (union tree_node): Ditto.
11145 * treestruct.def: Ditto.
11146 * tree-vn.c: Removed.
11147 * tree-ssa-pre.c: Rewritten entirely.
11148 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11149 (constant_value_ids): Ditto.
11150 (vn_nary_op_t): Moved to header.
11152 (vn_reference_op_t): Ditto
11153 (vn_reference_t): Ditto.
11154 (next_value_id): New variable.
11155 (VN_INFO): Add an assert.
11156 (vn_constant_eq): New function.
11157 (vn_constant_hash): Ditto.
11158 (get_or_alloc_constant_value_id): Ditto.
11159 (value_id_constant_p): Ditto.
11160 (vn_reference_compute_hash): De-staticify.
11161 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11162 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11163 (valueize_refs): Update opcode if it changes from ssa name to constant.
11164 (vn_reference_lookup_1): Add new argument.
11165 (vn_reference_lookup): Ditto.
11166 (vn_reference_lookup_pieces): New function.
11167 (vn_reference_insert): Add return type. Modify to deal with value ids.
11168 (vn_reference_insert_pieces): New function.
11169 (vn_nary_op_compute_hash): De-staticify.
11170 (vn_nary_op_eq): Ditto.
11171 (vn_nary_op_lookup_pieces): New function.
11172 (vn_nary_op_lookup): Add new argument.
11173 (vn_nary_op_insert_pieces): New function.
11174 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11175 (vn_phi_insert): Ditto.
11176 (visit_unary_op): Update for callee changes.
11177 (visit_binary_op): Ditto.
11178 (visit_reference_op_load): Ditto.
11179 (visit_reference_op_store): Ditto.
11180 (init_scc_vn): Init next_value_id, constant_to_value_id and
11181 constant_value_ids.
11182 (free_scc_vn): Free them.
11183 (set_hashtable_value_ids): New function.
11184 (run_scc_vn): Use it.
11185 (get_max_value_id): New function.
11186 (get_next_value_id): Ditto.
11187 (expressions_equal_p): Moved from tree-vn.c
11188 (sort_vuses): Ditto.
11189 (sort_vuses_heap): Ditto.
11190 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11192 * tree.c (iterative_hash_hashval_t): Made non-static
11193 * tree.h (iterative_hash_hashval_t): Declare it.
11195 2008-07-08 Martin Jambor <mjambor@suse.cz>
11197 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11198 instead of ipa_create_node_params.
11199 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11200 ipa_check_create_edge_args, free them with
11201 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11203 * ipa-prop.c: Include flags.h and tree-inline.h.
11204 (ipa_node_params_vector): New variable.
11205 (ipa_edge_args_vector): New variable.
11206 (edge_removal_hook_holder): New variable.
11207 (node_removal_hook_holder): New variable.
11208 (edge_duplication_hook_holder): New variable.
11209 (node_duplication_hook_holder): New variable.
11210 (ipa_detect_param_modifications): Check for presence of modified flags.
11211 (ipa_compute_jump_functions): Check for presence of jump functions.
11212 (ipa_free_edge_args_substructures): New function.
11213 (ipa_create_node_params): Removed.
11214 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11215 (ipa_free_node_params_substructures): New function.
11216 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11218 (ipa_edge_removal_hook): New function.
11219 (ipa_node_removal_hook): New function.
11220 (duplicate_array): New function.
11221 (ipa_edge_duplication_hook): New function.
11222 (ipa_node_duplication_hook): New function.
11223 (ipa_register_cgraph_hooks): New function.
11224 (ipa_unregister_cgraph_hooks): New function.
11225 (free_all_ipa_structures_after_ipa_cp): New function.
11227 * ipa-prop.h: Include vec.h.
11228 (ipa_node_params_t): New typedef with vector types for it.
11229 (ipa_edge_args_t): New typedef with vector types for it.
11230 (IPA_NODE_REF): Changed to access an on-the-side vector.
11231 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11232 (ipa_check_create_node_params): New function.
11233 (ipa_check_create_edge_args): New function.
11235 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11238 2008-07-07 Tom Tromey <tromey@redhat.com>
11240 * configure, config.in: Rebuilt.
11241 * configure.ac: Don't check for scandir or alphasort.
11243 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11245 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11246 types immediately after creating them.
11248 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11250 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11252 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11254 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11255 dump_constraint_graph.
11256 (dump_constraint_edge): New function.
11257 (dump_constraint_graph): New function.
11258 (debug_constraint_graph): New function.
11259 (dump_constraint): Removed useless comparison.
11260 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11261 (dump_constraint_graph): Declare.
11262 (debug_constraint_graph): Declare.
11263 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11265 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11267 * config/i386/i386.c (is_va_list_char_pointer): New.
11268 (ix86_va_start): Replace compare with ms_va_list_type_node
11269 by is_va_list_char_pointer.
11270 (ix86_gimplify_va_arg): Likewise.
11272 2008-07-07 Martin Jambor <mjambor@suse.cz>
11274 * cgraph.c (cgraph_edge_max_uid): New variable.
11275 (struct cgraph_edge_hook_list): New type.
11276 (struct cgraph_node_hook_list): New type.
11277 (struct cgraph_2edge_hook_list): New type.
11278 (struct cgraph_2node_hook_list): New type.
11279 (first_cgraph_edge_removal_hook): New variable.
11280 (first_cgraph_node_removal_hook): New variable.
11281 (first_cgraph_edge_duplicated_hook): New variable.
11282 (first_cgraph_node_duplicated_hook): New variable.
11283 (cgraph_add_edge_removal_hook): New function.
11284 (cgraph_remove_edge_removal_hook): New function.
11285 (cgraph_call_edge_removal_hooks): New function.
11286 (cgraph_add_node_removal_hook): New function.
11287 (cgraph_remove_node_removal_hook): New function.
11288 (cgraph_call_node_removal_hooks): New function.
11289 (cgraph_add_edge_duplication_hook): New function.
11290 (cgraph_remove_edge_duplication_hook): New function.
11291 (cgraph_call_edge_duplication_hooks): New function.
11292 (cgraph_add_node_duplication_hook): New function.
11293 (cgraph_remove_node_duplication_hook): New function.
11294 (cgraph_call_node_duplication_hooks): New function.
11295 (cgraph_create_edge): Assign to edge uid.
11296 (cgraph_remove_edge): Call edge removal hooks.
11297 (cgraph_node_remove_callees): Call edge removal hooks.
11298 (cgraph_node_remove_callers): Call edge removal hooks.
11299 (cgraph_remove_node): Call node removal hooks.
11300 (cgraph_clone_edge): Call edge duplication hooks.
11301 (cgraph_clone_node): Call node duplication hooks.
11303 * cgraph.h (cgraph_edge): New field uid.
11304 (cgraph_edge_hook): New type.
11305 (cgraph_node_hook): New type.
11306 (cgraph_2edge_hook): New type.
11307 (cgraph_2node_hook): New type.
11309 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11311 * config.in: Regenerate.
11313 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11315 * gcc.c (print_sysroot): New.
11316 (option_map, display_help, process_command): Handle the
11317 -print-sysroot option.
11318 (main): Print the sysroot if requested.
11319 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11321 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11324 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11326 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11328 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11329 (assign_parm_setup_block_p): Also check mode of entry_parm.
11331 2008-07-07 Richard Guenther <rguenther@suse.de>
11333 * tree-ssa-structalias.h (set_used_smts): Remove.
11334 * tree-ssa-structalias.c (used_smts): Likewise.
11335 (set_used_smts): Likewise.
11336 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11337 call to set_used_smts.
11339 2008-07-07 Richard Guenther <rguenther@suse.de>
11341 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11342 (new_var_info): Set it to false.
11343 (solution_set_add): Correctly handle pointers outside a var and
11345 (type_safe): Treat variables with is_full_var properly.
11346 (do_sd_constraint): Likewise.
11347 (do_ds_constraint): Likewise.
11348 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11349 (get_constraint_for_ptr_offset): New function.
11350 (get_constraint_for_component_ref): For addresses at least include
11351 the last field of the variable. Handle is_full_vars properly.
11352 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11353 (handle_ptr_arith): Remove.
11354 (find_func_aliases): Simplify assignment handling.
11355 (create_function_info_for): For parameter and result varinfos set
11357 (create_variable_info_for): Set is_full_var flag whenever we
11358 just created a single varinfo for a decl.
11359 (init_alias_vars): Initialize use_field_sensitive from
11360 max-fields-for-field-sensitive parameter.
11362 2008-07-07 Richard Guenther <rguenther@suse.de>
11364 PR tree-optimization/36713
11365 * tree-flow-inline.h (is_call_used): New function.
11366 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11367 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11368 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11370 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11372 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11374 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11376 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11378 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11379 Nathan Sidwell <nathan@codesourcery.com>
11381 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11382 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11384 * config/m68k/t-linux: New.
11385 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11388 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11390 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11391 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11394 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11396 * gcc.c (execute): Fix -Wc++-compat warning.
11398 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11401 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11402 constant for little endian.
11404 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11406 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11407 mips_base_mips16 instead of TARGET_MIPS16.
11408 (mips_base_mips16): Declare.
11409 * config/mips/mips.c (mips_base_mips16): Make global.
11410 (was_mips16_p): Remove GTY marker.
11411 (was_mips16_pch_p): New variable.
11412 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11413 (mips_override_options): Force to non-MIPS16 mode initially.
11414 Do not complain about MIPS16 PIC incompatibilities here.
11415 Only allow -mgpopt if -mexplicit-relocs is in force for
11418 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
11420 * configure.ac: Check for caddr_t, define to char * if not defined.
11421 * configure: Regenerate.
11422 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
11423 (mmap_gt_pch_use_address): Likewise.
11424 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
11426 2008-07-06 Richard Guenther <rguenther@suse.de>
11428 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
11429 (new_var_info): Deal with it.
11430 (solution_set_add): Likewise.
11431 (bitpos_of_field): Make signed, fix.
11432 (struct fieldoff): Remove type and decl fields. Make size field
11433 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
11435 (fieldoff_compare): Deal with it.
11436 (push_fields_onto_fieldstack): Remove has_union argument, glob
11437 adjacent non-pointer fields together.
11438 (create_function_info_for): Do not set has_union.
11439 (create_variable_info_for): Simplify.
11441 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
11443 * config.gcc (extra_headers): Add cross-stdarg.h for target
11444 x86_64-*-* and i?86-*-*.
11445 * config/i386/cross-stdarg.h: New.
11446 * builtins.c (std_fn_abi_va_list): New.
11447 (std_canonical_va_list_type): New.
11448 (stabilize_va_list): Replace va_list_type_node use by
11449 mtarget.canonical_va_list_type.
11450 (gimplify_va_arg_expr): Likewise.
11451 (expand_builtin_va_copy): Replace va_list_type_node use by
11452 mtarget.fn_abi_va_list.
11453 * tree-sra.c (is_va_list_type): New helper.
11454 (decl_can_be_decomposed_p): Replace
11455 va_list_type_node use by is_va_list_type.
11456 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
11457 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11458 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
11459 * config/i386/i386-protos.h (ix86_get_valist_type): New.
11460 (ix86_enum_va_list): New.
11461 * config/i386/i386.c (sysv_va_list_type_node): New.
11462 (ms_va_list_type_node): New.
11463 (ix86_function_type_abi): Remove sorry.
11464 (ix86_build_builtin_va_list_abi): New.
11465 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
11466 for 64-bit targets.
11467 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
11468 (ix86_init_builtins_va_builtins_abi): New.
11469 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
11470 for 64-bit targets.
11471 (ix86_handle_abi_attribute): New.
11472 (attribute_spec): Add sysv_abi and ms_abi.
11473 (ix86_fn_abi_va_list): New.
11474 (ix86_canonical_va_list_type): New.
11475 (ix86_enum_va_list): New.
11476 (TARGET_FN_ABI_VA_LIST): New.
11477 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11478 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
11479 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
11480 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11481 (TARGET_ENUM_VA_LIST): New.
11482 * expr.h (std_fn_abi_va_list): New.
11483 (std_canonical_va_list_type): New.
11484 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
11485 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11486 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
11487 TARGET_CANONICAL_VA_LIST_TYPE.
11488 * target.h (struct gcc_target): Add fn_abi_va_list hook
11489 and canonical_va_list_type hook.
11491 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11493 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
11494 integral and pointer types.
11496 2008-07-04 Roger Sayle <roger@eyesopen.com>
11498 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
11499 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
11501 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
11504 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
11506 2008-07-04 Jakub Jelinek <jakub@redhat.com>
11508 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
11509 build_gimple_modify_stmt.
11510 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
11511 gimple operand. Use fold_build* instead of build*.
11513 2008-07-04 Richard Guenther <rguenther@suse.de>
11515 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
11516 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
11517 properly to compute the reachability set if we do field-sensitive PTA.
11518 * invoke.texi (max-fields-for-field-sensitive): Document default.
11519 * opts.c (decode_options): Set max-fields-for-field-sensitive to
11520 100 for optimize >= 2.
11522 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11524 * ggc-zone.c (lookup_page_table_if_allocated,
11525 set_page_table_entry, zone_find_object_size, alloc_small_page,
11526 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
11527 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
11528 -Wc++-compat and/or -Wcast-qual warnings.
11530 2008-07-04 Alan Modra <amodra@bigpond.net.au>
11533 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
11534 pic_offset_table_rtx to be marked as used here.
11535 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
11536 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
11537 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
11538 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
11539 !TARGET_SECURE_PLT.
11541 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11543 * alloc-pool.c (hash_descriptor, eq_descriptor,
11544 alloc_pool_descriptor): Fix -Wc++-compat warnings.
11545 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
11547 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
11548 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
11549 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
11550 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
11553 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
11555 * tree-flow.h (loop_only_exit_p): Declare.
11556 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
11557 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
11558 the number of iterations if it is constant. Otherwise, if this is the
11559 only possible exit of the loop, use the conservative estimate on the
11560 number of iterations of the entire loop if available.
11562 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
11564 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
11565 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
11566 Add synchronization functions.
11567 * config/sync.c: New file.
11568 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
11569 (LIBGCC_SYNC_CFLAGS): Likewise.
11571 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
11574 * config/i386/i386.md (mode): Add TF to "mode" attribute.
11575 (*pushtf_sse): New insn pattern.
11576 (pushtf splitters): New splitters.
11578 2008-07-03 Michael Meissner <gnu@the-meissners.org>
11580 PR middle-end/35736
11581 * predict.c (build_predict_expr): Use void_type_node for the tree
11582 type, instead of NULL_TREE.
11584 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
11586 * config/i386/i386.c (contains_aligned_value_p): Return true
11588 (ix86_data_alignment): Align TCmode to 128bits.
11589 (ix86_local_alignment): Likewise.
11591 2008-07-03 Andrew Haley <aph@redhat.com>
11594 * vec.h (VEC_TA): New.
11595 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
11596 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
11597 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
11598 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
11599 (C_COMMON_FIXED_TYPES): Remove first arg.
11600 (C_COMMON_FIXED_MODE_TYPES): Likewise.
11601 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
11602 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
11603 not to use empty macro arguments.
11605 2008-07-02 Joseph Myers <joseph@codesourcery.com>
11607 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
11608 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
11609 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
11610 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
11611 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
11612 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
11613 config/ia64/crtn.asm, config/m68hc11/larith.asm,
11614 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
11615 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
11616 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
11617 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
11618 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
11619 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
11620 config/rs6000/e500crtres64gpr.asm,
11621 config/rs6000/e500crtres64gprctr.asm,
11622 config/rs6000/e500crtrest32gpr.asm,
11623 config/rs6000/e500crtrest64gpr.asm,
11624 config/rs6000/e500crtresx32gpr.asm,
11625 config/rs6000/e500crtresx64gpr.asm,
11626 config/rs6000/e500crtsav32gpr.asm,
11627 config/rs6000/e500crtsav64gpr.asm,
11628 config/rs6000/e500crtsav64gprctr.asm,
11629 config/rs6000/e500crtsavg32gpr.asm,
11630 config/rs6000/e500crtsavg64gpr.asm,
11631 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
11632 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
11633 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
11634 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
11635 config/sparc/sol2-cn.asm: Remove .file directives.
11637 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
11639 * resource.c (mark_referenced_resources): Look inside
11640 UNSPEC_VOLATILEs and ASM_INPUTs.
11642 2008-07-02 Ian Lance Taylor <iant@google.com>
11644 * rtlanal.c (add_reg_note): New function.
11645 * rtl.h (add_reg_note): Declare.
11646 * auto-inc-dec.c (attempt_change): Use add_reg_note.
11647 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
11648 * builtins.c (expand_builtin_longjmp): Likewise.
11649 (expand_builtin_nonlocal_goto): Likewise.
11650 * calls.c (emit_call_1, expand_call): Likewise.
11651 * cfgexpand.c (add_reg_br_prob_note): Likewise.
11652 * cfglayout.c (fixup_reorder_chain): Likewise.
11653 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
11654 (commit_one_edge_insertion): Likewise.
11655 * combine.c (move_deaths, distribute_notes): Likewise.
11656 * df-problems.c (df_set_note): Likewise.
11657 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
11658 (set_unique_reg_note): Likewise.
11659 (emit_copy_of_insn_after): Likewise.
11660 * expr.c (expand_expr_real): Likewise.
11661 * gcse.c (add_label_notes): Likewise.
11662 * haifa-sched.c (create_check_block_twin): Likewise.
11663 * jump.c (mark_jump_label_1): Likewise.
11664 * loop-doloop.c (add_test, doloop_modify): Likewise.
11665 * loop-unswitch.c (compare_and_jump_seq): Likewise.
11666 * lower-subreg.c (move_eh_region_note): Likewise.
11667 * optabs.c (emit_libcall_block): Likewise.
11668 * predict.c (predict_insn): Likewise.
11669 (combine_predictions_for_insn): Likewise.
11670 * recog.c (peephole2_optimize): Likewise.
11671 * regmove.c (try_auto_increment): Likewise.
11672 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
11673 * reload.c (find_reloads): Likewise.
11674 * reload1.c (fixup_eh_region_note): Likewise.
11675 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
11676 * reorg.c (delete_prior_computation): Likewise.
11677 (delete_computation, dbr_schedule): Likewise.
11678 * config/pa/pa.c (legitimize_pic_address): Likewise.
11679 * config/sh/sh.c (sh_reorg): Likewise.
11681 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11684 * config/libgcc-glibc.ver: Add %exclude.
11685 * config/m32r/libgcc-glibc.ver: Likwise.
11686 * config/s390/libgcc-glibc.ver: Likwise.
11687 * config/sh/libgcc-glibc.ver: Likwise.
11688 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
11690 * config/i386/libgcc-glibc.ver: New.
11692 * config/i386/libgcc-x86_64-glibc.ver: Removed.
11694 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11696 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
11697 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
11698 i[34567]86-*-linux*, x86_64-*-linux*. Add
11699 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
11700 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
11701 x86_64-*-linux*. Add i386/t-linux to tmake_file for
11702 i[34567]86-*-linux*, x86_64-*-linux*.
11704 * libgcc-std.ver: Add empty GCC_4.4.0.
11706 * mkmap-symver.awk: Support multiple versions per symbol.
11708 * config/i386/i386.c (ix86_init_builtins): Always define
11709 __builtin_fabsq and __builtin_copysignq with fallbacks.
11710 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
11711 and __builtin_copysignq if SSE2 isn't available.
11713 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
11714 (LIBGCC2_TF_CEXT): Likwise.
11715 (TF_SIZE): Likwise.
11717 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
11719 * config/i386/sfp-machine.h: Moved to libgcc.
11721 * config/i386/sfp-machine.h: New.
11722 * config/i386/t-linux: Likwise.
11724 * config/i386/t-darwin: Remove softfp_wrap_start and
11726 * config/i386/t-darwin64: Likewise.
11728 * config/i386/t-fprules-softfp64: Renamed to ...
11729 * config/i386/t-fprules-softfp: This.
11731 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
11732 and softfp_wrap_end.
11734 2008-07-02 Jason Merrill <jason@redhat.com>
11736 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
11738 * tree.c (ctor_to_list): New fn.
11739 * tree.h: Declare it.
11740 (CONSTRUCTOR_ELT): New macro.
11741 (CONSTRUCTOR_NELTS): New macro.
11743 2008-07-02 Richard Guenther <rguenther@suse.de>
11745 * tree-ssa-structalias.c (struct variable_info): Reorder
11746 to fill padding on 64bit hosts. Make collapsed_to an int.
11747 (get_varinfo_fc): Deal with that.
11748 (new_var_info): Likewise.
11749 (collapse_rest_of_var): Likewise.
11751 2008-07-02 Joshua Sumali <jsumali@redhat.com>
11753 * doc/install.texi (--enable-java-home): Document.
11754 (--enable-aot-compile-rpm): Likewise.
11755 (--with-arch-directory): Likewise.
11756 (--with-os-directory): Likewise.
11757 (--with-origin-name): Likewise.
11758 (--with-arch-suffix): Likewise.
11759 (--with-jvm-root-dir): Likewise.
11760 (--with-jvm-jar-dir): Likewise.
11761 (--with-python-dir): Likewise.
11763 2008-07-02 Richard Guenther <rguenther@suse.de>
11765 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
11766 from decls explicitly. Merge operand checking from tuples.
11768 2008-07-02 Martin Jambor <mjambor@suse.cz>
11770 * tree-switch-conversion.c: Included timevar.h which I forgot before.
11772 2008-07-02 Martin Jambor <mjambor@suse.cz>
11774 * tree-switch-conversion.c: Included timevar.h
11775 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
11777 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
11779 2008-07-02 Martin Jambor <mjambor@suse.cz>
11781 * tree-switch-conversion.c: Corrected various comments and
11783 (build_constructors): Fixed minor formatting mistakes.
11785 * invoke.texi (Optimize Options): Corrected the
11786 switch-conversion-max-branch-ratio parameter.
11788 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
11790 * final.c (asm_insn_count): Return zero for an empty asm body.
11792 2008-07-02 Richard Guenther <rguenther@suse.de>
11794 * bitmap.h (bitmap_set_bit): Return bool.
11795 (bitmap_clear_bit): Likewise.
11796 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
11797 write to the bitmap if it would.
11798 (bitmap_clear_bit): Likewise.
11799 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
11800 bitmap_set_bit return value.
11801 (add_pred_graph_edge): Likewise.
11802 (add_graph_edge): Likewise.
11803 (do_sd_constraint): Likewise.
11804 (do_ds_constraint): Likewise.
11806 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11808 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
11809 Fix -Wc++-compat and/or -Wcast-qual warnings.
11810 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
11811 gen_regparm_prefix): Likewise.
11812 * vmsdbgout.c (write_modbeg, lookup_filename,
11813 vmsdbgout_source_line, vmsdbgout_init): Likewise.
11815 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
11817 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
11818 defaults.h definition apply.
11820 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11822 * function.c (assign_parm_remove_parallels): New.
11823 (assign_parm_setup_block_p): Do not return true for non-BLKmode
11825 (assign_parm_setup_block): Do not handle them.
11826 (assign_parm_setup_reg, assign_parm_setup_stack): Call
11827 assign_parm_remove_parallels.
11829 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11831 * c-typeck.c (convert_for_assignment): Use
11832 vector_targets_convertible_p.
11833 * c-common.c (vector_targets_convertible_p): New.
11834 * c-common.h (vector_targets_convertible_p): New prototype.
11835 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
11836 opaque_p_V2SI_type_node.
11838 2008-07-01 Steve Ellcey <sje@cup.hp.com>
11840 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
11843 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
11845 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
11846 TFmode constants via two element DImode vector for hosts with
11847 HOST_BITS_PER_WIDE_INT < 64.
11848 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
11849 also for HOST_BITS_PER_WIDE_INT < 64.
11851 2008-07-01 Richard Guenther <rguenther@suse.de>
11853 PR tree-optimization/36666
11854 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
11855 (get_constraint_exp_from_ssa_var): Split into ...
11856 (get_constraint_exp_for_temp): ... this ...
11857 (get_constraint_for_ssa_var): ... and that.
11858 Return constraint expressions for all touched sub-fields
11859 if the results address is not taken.
11860 (process_constraint): Remove assertion that aggregate
11861 assignments do not happen at this place.
11862 (get_constraint_for_component_ref): Add address_p argument.
11863 Return constraint expressions for all touched sub-fields
11864 if the results address is not taken.
11865 (do_deref): Use get_constraint_exp_for_temp.
11866 (get_constraint_for_1): Rename from ...
11867 (get_constraint_for): ... this. Add the old function as wrapper.
11868 (do_structure_copy): Use get_constraint_for_1.
11870 2008-07-01 Martin Jambor <mjambor@suse.cz>
11872 * Makefile.in (tree-switch-conversion.o): Add.
11873 (OBJS-common): Add tree-swtch-conversion.o.
11874 * passes.c (init_optimization_passes): Add pass_convert_switch.
11875 * tree-pass.h: (pass_convert_switch): Add.
11876 * tree-switch-conversion.c: New file.
11877 * gcc.dg/tree-ssa/cswtch.c: New testcase.
11878 * common.opt (ftree-cswtch): New option.
11879 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11880 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11881 * opts.c (decode_options): Set flag_tree_switch_conversion when
11882 optimization level is >= 2.
11883 * doc/invoke.texi (Optimize Options): Added description of
11884 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
11886 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11888 * config/darwin-driver.c (darwin_default_min_version): Fix
11889 -Wc++-compat warnings.
11891 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
11893 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
11896 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11898 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
11900 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11902 PR rtl-optimization/34744
11903 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
11904 (df_scan_free_internal): Free data structures not
11905 allocated in storage pools.
11906 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
11907 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
11908 df_scan_free_mws_vec.
11909 * dse.c (dse_step6): Free offset_map_p and offset_map_n
11912 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
11914 * config/i386/i386.c (contains_aligned_value_p): Return true
11916 (ix86_function_arg_boundary): Return its natural boundary
11918 (return_in_memory_32): Don't check TDmode.
11919 (ix86_split_to_parts): Support splitting into 4 parts and
11920 support TFmode for 32bit target.
11921 (ix86_split_long_move): Support splitting into 4 parts.
11922 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
11924 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
11925 (ix86_init_builtins): Here.
11926 (ix86_scalar_mode_supported_p): Always return true for TFmode.
11927 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
11928 'q' and 'w', respectively.
11930 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
11932 (movtf_internal): Likewise.
11933 (<code>tf2): Likewise.
11934 (*absnegtf2_sse): Likewise.
11935 (copysign<mode>3): Likewise.
11936 (copysign<mode>3_const): Likewise.
11937 (copysign<mode>3_var): Likewise.
11938 (define_split UNSPEC_COPYSIGN): Likewise.
11939 * config/i386/sse.md (*nandtf3): Likewise.
11940 (<code>tf3): Likewise.
11941 (*<code>tf3): Likewise.
11943 2008-06-30 Joey Ye <joey.ye@intel.com>
11944 H.J. Lu <hongjiu.lu@intel.com>
11946 * global.c (compute_regsets): Set frame_pointer_needed here.
11947 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
11949 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11951 * doc/install.texi (specific): Expand Windows build notes.
11953 2008-06-30 Ira Rosen <irar@il.ibm.com>
11955 PR tree-optimization/36648
11956 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
11957 number of prolog iterations by step. Fix the comment.
11959 2008-06-30 Richard Guenther <rguenther@suse.de>
11961 PR middle-end/36671
11962 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
11963 handle calls from ECF_MALLOC functions.
11964 (handle_pure_call): ECF_MALLOC functions do not return
11966 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
11968 2008-06-29 Andreas Schwab <schwab@suse.de>
11970 * config/m68k/m68k.c (print_operand): Always print a float
11972 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
11973 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
11976 * config/rs6000/x-linux64: Remove never used file.
11978 2008-06-29 Richard Guenther <rguenther@suse.de>
11980 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
11982 (struct alias_info): Move ...
11983 * tree-ssa-alias.c: ... here.
11984 (update_alias_info): Declare.
11985 (compute_may_aliases): Call it.
11986 (update_alias_info): New function.
11987 * tree-ssa-structalias.c (update_alias_info): Move ...
11988 * tree-ssa-alias.c (update_alias_info_1): ... here.
11989 * tree-ssa-structalias.c (process_constraint_1): Remove
11990 unused from_call argument. Rename to ...
11991 (process_constraint): ... this. Delete old wrapper.
11992 (make_constraint_to): Adjust callers.
11993 (handle_const_call): Likewise.
11994 (handle_pure_call): Likewise.
11995 (init_base_vars): Likewise.
11996 (handle_lhs_call): Likewise. Remove unnecessary constraint.
11997 (find_func_aliases): We don't need structure copies for
11999 (make_constraint_from_anything): Remove.
12000 (create_variable_info_for): For globals make constraints
12001 from escaped, not from anything.
12002 (compute_points_to_sets): Do not call update_alias_info.
12003 (ipa_pta_execute): Use make_constraint_from.
12005 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12007 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12008 (bitmap.o-warn, dominance.o-warn): New.
12009 * configure.ac (cxx_compat_warn): Delete.
12010 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12011 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12013 * configure: Regenerate.
12015 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12018 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12020 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12021 * df-scan.c (df_notes_rescan): Likewise.
12022 * ggc-page.c (set_page_table_entry): Likewise.
12023 * intl.c (gcc_gettext_width): Likewise.
12024 * varasm.c (get_unnamed_section, get_noswitch_section,
12025 get_section): Likewise.
12027 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12029 * regrename.c (build_def_use): Don't copy RTX.
12031 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12033 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12034 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12035 punctuation. Use @ref instead of @xref.
12036 (Function Names): Remove stray @display/@end display.
12037 (C++ Attributes): Use @ref instead of @xref.
12038 (Deprecated Features): Fix punctuation around @xref.
12039 (Backwards Compatibility): Likewise.
12040 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12042 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12044 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12045 constants for E500 double.
12047 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12049 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12050 element type of const_vector.
12052 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12054 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12055 Remove FLAGS_REG clobber from expander pattern.
12056 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12057 (anddi3, andsi3, andhi3, andqi3): Ditto.
12058 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12059 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12060 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12061 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12062 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12063 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12064 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12065 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12067 2008-06-28 Richard Guenther <rguenther@suse.de>
12069 * tree-ssa-structalias.c (callused_id, var_callused,
12070 callused_tree): Add.
12071 (handle_pure_call): New function.
12072 (find_func_aliases): Call it.
12073 (find_what_p_points_to): Handle the call-used set.
12074 (clobber_what_escaped): Likewise.
12075 (compute_call_used_vars): New function.
12076 (init_base_vars): Init the call-used variable.
12077 (do_sd_constraint): Do not propagate the solution from CALLUSED
12078 but use CALLUSED as a placeholder.
12079 (solve_graph): Likewise.
12080 * tree-flow-inline.h (gimple_call_used_vars): New function.
12081 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12082 (compute_call_used_vars): Declare.
12083 * tree-ssa-alias.c (set_initial_properties): Call
12084 compute_call_used_vars.
12085 (reset_alias_info): Clear call-used variables.
12086 (add_call_clobber_ops): Assert we are not called for const/pure
12087 functions. Remove handling of them.
12088 (add_call_read_ops): Handle pure functions by adding the
12089 call-used set of variables as VUSEs.
12090 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12091 (delete_tree_ssa): Free it.
12092 * tree-dfa.c (remove_referenced_var): Clear the var from the
12095 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12097 * tree.c (build_varargs_function_type_list): New.
12098 (build_function_type_list_1): New.
12099 (build_function_type_list): Use build_function_type_list_1.
12100 * tree.h (build_varargs_function_type_list): New.
12102 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12105 * config/spu/spu.c (spu_builtin_splats): Do not generate
12106 invalid CONST_VECTOR expressions.
12107 (spu_expand_vector_init): Likewise.
12109 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12111 * optabs.c (libfunc_decls): New variable.
12112 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12113 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12114 for the same function twice.
12116 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12118 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12119 ix86_expand_binary_operator directly.
12120 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12122 (*ashrti3_1): Ditto.
12123 (*lshrti3_1): Ditto.
12124 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12125 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12126 using only one splitter. Conditionaly execute splitter before or
12127 after peephole2 pass.
12128 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12129 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12130 Use only one alternative in asm template.
12131 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12133 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12134 "J" operand constraint for operand 2.
12135 (*ashldi3_cconly_rex64): Ditto.
12136 (*ashrdi3_cmp_rex64): Ditto.
12137 (*ashrdi3_cconly_rex64): Ditto.
12138 (*lshrdi3_cmp_rex64): Ditto.
12139 (*lshrdi3_cconly_rex64): Ditto.
12140 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12141 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12142 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12145 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12147 * gimplify.c (omp_is_private): Don't return true if decl is not
12148 already private on #pragma omp for or #pragma omp parallel for.
12151 * tree-cfg.c (struct move_stmt_d): Replace block field with
12152 orig_block and new_block fields.
12153 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12154 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12155 (move_block_to_fn): Replace vars_map and new_label_map arguments
12156 with struct move_stmt_d pointer.
12157 (replace_block_vars_by_duplicates): New function.
12158 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12159 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12160 all subblocks of ORIG_BLOCK to the new function. Call
12161 replace_block_vars_by_duplicates.
12162 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12163 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12164 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12165 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12166 (expand_omp): Temporarily set input_location to the location of
12167 region's controlling stmt.
12168 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12169 BIND_EXPR, push ctx->block_vars and gimplification vars into
12170 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12171 into dest function.
12172 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12173 there are any BLOCK_VARS.
12174 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12175 OMP_PARALLEL or OMP_TASK stmt.
12176 (lower_omp): Save and restore input_location around the lower_omp_1
12179 2008-06-27 Richard Guenther <rguenther@suse.de>
12181 PR tree-optimization/36400
12182 PR tree-optimization/36373
12183 PR tree-optimization/36344
12184 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12185 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12186 (update_alias_info): Remove call clobbering code.
12187 (make_constraint_to): New helper function.
12188 (make_escape_constraint): Likewise.
12189 (handle_rhs_call): Use it on all pointer containing arguments.
12190 Also mark the static chain escaped.
12191 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12192 instead of ANYTHING.
12193 (make_constraint_from): New helper split out from ...
12194 (make_constraint_from_anything): ... here.
12195 (find_func_aliases): Add constraints for escape sites.
12196 (intra_create_variable_infos): Make constraints from NONLOCAL
12198 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12200 (clobber_what_p_points_to): Remove.
12201 (clobber_what_escaped): New function.
12202 (init_base_vars): Init NONLOCAL and ESCAPED.
12203 (do_sd_constraint): Do not propagate the solution from ESCAPED
12204 but use ESCAPED as a placeholder.
12205 (solve_graph): Likewise.
12206 * tree-flow.h (clobber_what_p_points_to): Remove.
12207 (clobber_what_escaped): Declare.
12208 * tree-ssa-alias.c (set_initial_properties): Call it.
12209 Remove code clobbering escaped pointers.
12211 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12213 * function.c (allocate_struct_function): Only allocate a unique
12214 funcdef_no if the decl is nonzero.
12216 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12218 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12219 * config/mips/mips.c (mips_split_const_insns): New function.
12220 * config/mips/mips.md (move_type): New attribute.
12221 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12222 (dword_mode): New attribute.
12223 (type): Avoid long line. Map "move_type"s to "type"s,
12224 choosing "multi" for doubleword moves if appropriate.
12225 Swap MTC/MFC comments to match their declaration order.
12226 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12227 "type" is "branch" or "jal" is "direct".
12228 (length): Handle "extended_mips16" first. Make the default
12229 "0" for "ghost" instructions. Set the length from "move_type".
12230 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12231 of "type", with "sll0" for the register alternative. Remove the
12232 "extended_mips16" attribute.
12233 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12234 of "type", with "shift_shift" for the register alternative.
12235 Remove the "length" attribute.
12236 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12237 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12238 of "type", with "andi" for the register alternative.
12239 (*zero_extendqihi2): Likewise.
12240 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12241 of "andi" instead of a "type" of "arith".
12242 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12244 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12245 (mov_<store>r, *mov<mode>_ra): Likewise.
12246 (extendsidi2): Use "move_type" instead of "type", with "move"
12247 for the register alternative.
12248 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12249 of "type", with "signext" for the register alternative.
12250 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12251 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12252 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12253 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12254 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12255 (unnamed branch insn): Likewise.
12256 (*movdi_gp32_fp64): Fold into...
12257 (*movdi_32bit): ...here.
12258 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12259 (*movdf_hardfloat): ...this new pattern.
12260 (*movdf_softfloat): Remove redundant FPR alternatives.
12261 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12262 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12263 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12264 the "move" attribute.
12265 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12266 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12267 and "store" for COP loads and stores.
12268 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12269 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12270 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12271 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12272 (*movtf_mips16, *movv2sf): Likewise.
12273 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12274 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12275 (mfhc1<mode>): Use "move_type" instead of "move".
12276 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12277 (loadgp_blockage): Remove the "length" attribute.
12278 (blockage, set_got_version, update_got_version): Likewise.
12279 (call_internal): Remove the "extended_mips16" attribute.
12280 (call_value_internal, call_value_multiple_internal): Likewise.
12281 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12283 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12284 the "length" attribute.
12286 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12288 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12289 -Wcast-qual warnings.
12290 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12291 handle_pragma_pop_macro): Likewise.
12292 * collect2.c (resolve_lib_name): Likewise.
12293 * config/arc/arc.c (arc_init): Likewise.
12294 * config/arm/arm.c (neon_builtin_compare,
12295 locate_neon_builtin_icode): Likewise.
12296 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12297 * config/bfin/bfin.c (bfin_init_machine_status,
12298 bfin_optimize_loop): Likewise.
12299 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12300 * config/cris/cris.c (cris_init_expanders): Likewise.
12301 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12302 * config/darwin.c (machopic_indirection_eq,
12303 machopic_indirection_name, machopic_output_indirection): Likewise.
12304 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12305 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12306 frv_optimize_membar): Likewise.
12307 * config/i386/cygwin.h (mingw_scan,
12308 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12309 * config/i386/cygwin1.c (mingw_scan): Likewise.
12310 * config/i386/i386.c (machopic_output_stub): Likewise.
12311 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12312 i386_pe_unique_section): Likewise.
12313 * config/ia64/ia64.c (ia64_init_machine_status,
12314 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12316 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12317 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12318 * config/m68k/m68k.c (m68k_handle_option,
12319 m68k_sched_md_init_global): Likewise.
12320 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12321 mcore_unique_section): Likewise.
12322 * config/mips/mips.c (mips_block_move_straight,
12323 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12325 * config/mmix/mmix.c (mmix_init_machine_status,
12326 mmix_encode_section_info): Likewise.
12327 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12328 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12329 print_operand_address, output_toc, redefine_groups,
12330 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12331 * config/s390/s390.c (s390_init_machine_status): Likewise.
12332 * config/score/score.c (score_block_move_straight,
12333 score_block_move_loop_body): Likewise.
12334 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12335 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12336 * emit-rtl.c (find_auto_inc): Likewise.
12337 * gcc.c (translate_options, process_command): Likewise.
12338 * reorg.c (dbr_schedule): Likewise.
12339 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12340 * xcoffout.c (xcoffout_declare_function): Likewise.
12342 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12344 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12345 ipa-pta working again.
12347 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12349 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12352 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12354 * config.gcc (powerpc*-*-*): Add new core e500mc.
12355 * config/rs6000/e500mc.md: New file.
12356 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12358 (rs6000_override_options): Add e500mc case to
12359 processor_target_table. Altivec and Spe options not allowed
12360 with e500mc. Add isel instruction to e500mc by
12361 default. Initialize rs6000_cost for e500mc.
12362 (rs6000_issue_rate): Set issue rate for e500mc.
12363 * config/rs6000/rs6000.h (processor_type): Add
12364 PROCESSOR_PPCE500MC.
12365 (ASM_CPU_SPEC): Add e500mc.
12366 Set TARGET_ISEL to rs6000_isel.
12367 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12368 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12369 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12371 * doc/invoke.texi: Add e500mc to list of cpus.
12373 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12376 * c-lex.c (lex_charconst): Initialize unsignedp.
12378 2008-06-27 Olivier Hainque <hainque@adacore.com>
12380 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12381 documented assumptions.
12383 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12385 * dwarf2out.c: Remove trailing white spaces. Break long line
12388 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12390 * libfuncs.h (LTI_synchronize): New libfunc_index.
12391 (synchronize_libfunc): Declare.
12392 * builtins.c (expand_builtin_synchronize): Consider using
12393 synchronize_libfunc before falling back on an asm blockage.
12394 * config/mips/mips.c: Include libfuncs.h
12395 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12397 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12399 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12400 parameter. Copy stack_reg to r11 where appropriate.
12401 (no_global_regs_above): Add gpr parameter.
12402 (rs6000_stack_info): Only add padding for SPE save area if we
12403 are saving SPE GPRs and CR.
12404 (saveres_routine_syms): New variable.
12405 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12407 (rs6000_savres_routine_sym): New function.
12408 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12410 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12411 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12412 Tweak FPR out-of-line saving.
12413 (rs6000_make_savres_rtx): New function.
12414 (rs6000_use_multiple_p): New function.
12415 (rs6000_savres_strategy): New function.
12416 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
12417 out-of-line if appropriate.
12418 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
12419 if we are optimizing for size.
12420 (GP_SAVE_INLINE): Define.
12421 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
12422 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
12423 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
12424 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
12425 (*save_fpregs_<mode>): Add use of r11.
12426 (*restore_gpregs_<mode>): New insn.
12427 (*return_and_restore_gpregs_<mode>): New insn.
12428 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
12430 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
12431 (*restore_gpregs_spe): New insn.
12432 (*return_and_restore_gpregs_spe): New insn.
12433 * config/rs6000/predicates.md (save_world_operation): Fix check.
12435 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12437 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
12438 this point, so assert that.
12440 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12442 * cfganal.c: Include vec.h and vecprim.h.
12443 (compute_idf): Import from...
12444 * tree-into-ssa (compute_idf): ...here.
12445 * basic-block.h (compute_idf): Export.
12447 2008-06-26 Joseph Myers <joseph@codesourcery.com>
12449 * c-decl.c (merge_decls): Use !current_function_decl to check for
12450 extern declaration of C99 inline function being at file scope.
12452 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
12454 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
12456 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12458 * alias.c (record_alias_subset, init_alias_analysis): Fix
12459 -Wc++-compat and/or -Wcast-qual warnings.
12460 * attribs.c (lookup_attribute_spec): Likewise.
12461 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
12462 copy_bb, connect_traces,
12463 find_rarely_executed_basic_blocks_and_cr): Likewise.
12464 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
12465 note_btr_set, migrate_btr_defs): Likewise.
12466 * builtins.c (result_vector, expand_builtin_memcpy,
12467 expand_builtin_mempcpy_args, expand_builtin_strncpy,
12468 builtin_memset_read_str, expand_builtin_printf,
12469 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
12471 * caller-save.c (mark_set_regs): Likewise.
12472 * calls.c (expand_call, emit_library_call_value_1): Likewise.
12473 * cgraph.c (cgraph_edge): Likewise.
12474 * combine.c (likely_spilled_retval_1): Likewise.
12475 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
12476 htab_counts_entry_del, get_coverage_counts): Likewise.
12477 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
12478 new_cselib_val): Likewise.
12479 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
12480 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
12482 * df-core.c (df_compact_blocks): Likewise.
12483 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
12484 * df-scan.c (df_grow_reg_info, df_ref_create,
12485 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
12486 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
12487 df_record_entry_block_defs, df_record_exit_block_uses,
12488 df_bb_verify): Likewise.
12489 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
12490 DF_REF_EXTRACT_MODE_CONST): New.
12491 * dominance.c (get_immediate_dominator, get_dominated_by,
12492 nearest_common_dominator, root_of_dom_tree,
12493 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
12494 -Wc++-compat and/or -Wcast-qual warnings.
12495 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
12496 record_store, replace_read, check_mem_read_rtx, scan_insn,
12497 dse_step1, dse_record_singleton_alias_set): Likewise.
12498 * dwarf2asm.c (dw2_force_const_mem): Likewise.
12500 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12502 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
12503 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
12504 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
12505 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
12506 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
12507 add_ranges_num, add_ranges_by_labels, file_info_cmp,
12508 file_name_acquire, output_file_names, add_const_value_attribute,
12509 premark_used_types_helper, file_table_eq, file_table_hash,
12510 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
12511 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
12512 -Wcast-qual warnings.
12513 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
12514 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
12515 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
12516 gen_reg_rtx, start_sequence, init_emit): Likewise.
12517 * et-forest.c (et_new_occ, et_new_tree): Likewise.
12518 * except.c (init_eh_for_function, gen_eh_region,
12519 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
12520 arh_to_landing_pad, arh_to_label, add_action_record,
12521 add_call_site, switch_to_exception_section): Likewise.
12522 * expmed.c (synth_mult): Likewise.
12523 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
12524 store_expr): Likewise.
12525 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
12527 * function.c (assign_stack_temp_for_type,
12528 allocate_struct_function, match_asm_constraints_1): Likewise.
12529 * gcov-io.c (gcov_allocate): Likewise.
12530 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
12531 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
12532 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
12533 record_one_set, insert_expr_in_table, insert_set_in_table,
12534 dump_hash_table, compute_hash_table_work, alloc_hash_table,
12535 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
12536 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
12537 -Wcast-qual warnings.
12539 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12541 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
12542 -Wcast-qual warnings.
12543 * gcc.c (process_command): Likewise.
12544 * genattrtab.c (oballoc): Use XOBNEW.
12545 (oballocvec): Define.
12546 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
12547 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
12548 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
12549 -Wc++-compat and/or -Wcast-qual warnings.
12550 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
12551 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
12552 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
12553 gen_presence_absence_set, gen_automaton, gen_regexp_el,
12554 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
12555 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
12556 add_excls, process_presence_absence_names,
12557 process_presence_absence_patterns, add_presence_absence,
12558 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
12559 get_free_state, add_arc, get_free_automata_list_el,
12560 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
12561 transform_3, cache_presence, create_ainsns, create_automata,
12562 create_state_ainsn_table, dfa_insn_code_enlarge,
12563 output_trans_func, output_min_issue_delay_func,
12564 output_dead_lock_func, output_reset_func,
12565 output_get_cpu_unit_code_func, output_dfa_start_func,
12566 expand_automata): Likewise.
12567 * genextract.c (gen_insn): Likewise.
12568 * gengtype-lex.l: Likewise.
12569 * gengtype.c (read_input_list, adjust_field_type,
12570 process_gc_options): Likewise.
12571 * genoutput.c (note_constraint): Likewise.
12572 * genpreds.c (mangle, add_constraint): Likewise.
12573 * genrecog.c (process_define_predicate, new_decision,
12574 add_to_sequence): Likewise.
12575 * gensupport.c (record_insn_name): Likewise.
12577 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12579 * config/i386/driver-i386.c (detect_caches_amd,
12580 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
12581 and/or -Wcast-qual warnings.
12582 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
12583 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
12584 gt_pch_save): Likewise.
12585 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
12586 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
12587 * global.c (compute_regsets): Likewise.
12588 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
12589 finish_graph_dump_file): Likewise.
12590 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
12591 unlink_bb_notes): Likewise.
12592 * integrate.c (get_hard_reg_initial_val): Likewise.
12593 * ipa-prop.c (ipa_push_func_to_list): Likewise.
12594 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
12595 * local-alloc.c (update_equiv_regs): Likewise.
12596 * loop-invariant.c (check_invariant_table_size,
12597 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
12599 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
12600 altered_reg_used, mark_altered): Likewise.
12601 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
12602 insert_var_expansion_initialization,
12603 combine_var_copies_in_loop_exit, apply_opt_in_copies,
12604 release_var_copies): Likewise.
12605 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
12606 analyze_matrix_decl, add_allocation_site, analyze_transpose,
12607 analyze_accesses_for_phi_node, check_var_notmodified_p,
12608 check_allocation_function, find_sites_in_func,
12609 record_all_accesses_in_func, transform_access_sites,
12610 transform_allocation_sites): Likewise.
12611 * omp-low.c (new_omp_region, create_omp_child_function_name,
12612 check_omp_nesting_restrictions, check_combined_parallel,
12613 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
12614 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
12615 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
12616 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
12618 * opts-common.c (prune_options): Likewise.
12619 * opts.c (add_input_filename, print_filtered_help,
12620 get_option_state): Likewise.
12621 * params.c (add_params): Likewise.
12622 * passes.c (set_pass_for_id, next_pass_1,
12623 do_per_function_toporder, pass_fini_dump_file): Likewise.
12624 * postreload.c (reload_cse_simplify_operands): Likewise.
12625 * predict.c (tree_predicted_by_p, tree_predict_edge,
12626 clear_bb_predictions, combine_predictions_for_bb): Likewise.
12628 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12630 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
12632 * recog.c (check_asm_operands, validate_change_1): Likewise.
12633 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
12634 subst_asm_stack_regs): Likewise.
12635 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
12636 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
12637 * regmove.c (reg_is_remote_constant_p): Likewise.
12638 * regrename.c (regrename_optimize, scan_rtx_reg,
12639 kill_clobbered_value, kill_set_value, kill_autoinc_value):
12641 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
12642 regstat_compute_calls_crossed): Likewise.
12643 * reload1.c (init_reload, new_insn_chain,
12644 has_nonexceptional_receiver, reload, copy_reloads,
12645 calculate_needs_all_insns, init_elim_table): Likewise.
12646 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
12647 * rtl.c (shallow_copy_rtx_stat): Likewise.
12648 * rtlanal.c (parms_set): Likewise.
12649 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
12650 sbitmap_resize, sbitmap_vector_alloc): Likewise.
12651 * sched-ebb.c (earliest_block_with_similiar_load,
12652 add_deps_for_risky_insns): Likewise.
12653 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
12654 schedule_region): Likewise.
12655 * see.c (eq_descriptor_pre_extension,
12656 hash_descriptor_pre_extension, hash_del_pre_extension,
12657 eq_descriptor_properties, hash_descriptor_properties,
12658 hash_del_properties, see_seek_pre_extension_expr,
12659 see_initialize_data_structures, see_print_register_properties,
12660 see_print_pre_extension_expr, see_delete_merged_def_extension,
12661 see_delete_unmerged_def_extension, see_emit_use_extension,
12662 see_pre_delete_extension, see_map_extension, see_commit_changes,
12663 see_analyze_merged_def_local_prop,
12664 see_analyze_merged_def_local_prop,
12665 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
12666 see_set_prop_merged_def, see_set_prop_unmerged_def,
12667 see_set_prop_unmerged_use, see_print_one_extension,
12668 see_merge_one_use_extension, see_merge_one_def_extension,
12669 see_store_reference_and_extension, see_update_uses_relevancy,
12670 see_update_defs_relevancy): Likewise.
12671 * statistics.c (hash_statistics_hash, hash_statistics_eq,
12672 hash_statistics_free, curr_statistics_hash): Likewise.
12673 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
12674 expand_asm_operands, expand_return, case_bit_test_cmp,
12675 expand_case): Likewise.
12676 * stor-layout.c (start_record_layout): Likewise.
12677 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
12678 gt_pch_save_stringpool): Likewise.
12679 * tree-data-ref.c (hash_stmt_vertex_info,
12680 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
12681 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
12683 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
12686 * config/i386/i386.md : Change constraints of HImode and QImode
12687 immediate operands from "i" to "n". Change SImode "ni" constraint to
12688 "i" and SImode "rmi" constraint to "g". Remove all constraints
12689 from const0_operand and const1_operand predicated operands.
12690 (i): Change QImode and HImode attribute from "i" to "n".
12691 (*subqi_2): Change HImode operands to QImode.
12694 2008-06-25 Olivier Hainque <hainque@adacore.com>
12696 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
12699 2008-06-25 Richard Guenther <rguenther@suse.de>
12701 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
12702 not overflow the result type.
12704 2008-06-25 Richard Guenther <rguenther@suse.de>
12706 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
12707 (vn_lookup): Likewise.
12709 2008-06-25 Richard Guenther <rguenther@suse.de>
12711 PR tree-optimization/35518
12712 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
12713 * tree-sra.c (instantiate_element): Use fold_build3 to build
12715 (try_instantiate_multiple_fields): Likewise.
12717 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12719 * config/rs6000/rs6000.md: Change all string instruction's clobber to
12722 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12724 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
12725 use_backchain_to_restore_sp to true
12726 if the offset of the link register save area would go over the 32k - 1
12727 offset limit of the load
12730 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
12732 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
12733 anchor for the type-punning blurb. Cross-reference "Structures
12734 unions enumerations and bit-fields implementation". Provide a
12735 cast-through-pointer example. Make final sentence self-contained.
12736 * doc/implement-c.texi (Structures unions enumerations and
12737 bit-fields implementation): Cross-reference the type-punning blurb
12738 in the -fstrict-aliasing documentation.
12740 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12742 PR middle-end/36594
12743 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
12744 the memory instead of the memory itself for the save area.
12746 2008-06-24 Olivier Hainque <hainque@adacore.com>
12747 Nicolas Roche <roche@adacore.com>
12749 * gengtype.c (srcdir_len): size_t instead of int.
12750 (get_file_realbasename): New function. For F a filename, the real
12751 basename of F, with all the path components stripped.
12752 (get_file_srcdir_relative_path): New function. For F a filename, the
12753 relative path to F from $(srcdir).
12754 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
12755 get_file_realbasename. Adjust the head comment.
12756 (get_prefix_langdir_index): New function. For F a filename, return the
12757 lang_dir_names[] relative index of the language directory that is
12759 (get_file_langdir): For F a filename, return the name of the language
12760 directory where F is located.
12761 (get_file_gtfilename): New function. The gt- output file name for an
12763 (get_output_file_with_visibility): Replace in-line computations with
12764 uses of get_file_gtfilename and get_prefix_langdir_index.
12765 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
12767 2008-06-24 Jakub Jelinek <jakub@redhat.com>
12769 PR tree-optimization/36504
12770 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
12771 references without base address.
12773 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12775 PR middle-end/36584
12776 * calls.c (expand_call): Increase alignment for recursive functions.
12778 2008-06-23 Anatoly Sokolov <aesok@post.ru>
12780 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
12781 (TARGET_FUNCTION_VALUE): New define.
12782 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
12783 * config/avr/avr.h (FUNCTION_VALUE): Remove.
12785 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12787 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
12788 (fmod<mode>3): Ditto.
12789 (remainderxf3): Ditto.
12790 (remainder<mode>3): Ditto.
12792 2008-06-23 Jakub Jelinek <jakub@redhat.com>
12795 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
12796 REG is a hard register.
12798 PR tree-optimization/36508
12799 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
12800 499, don't check it at all in release compilers.
12802 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12804 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
12805 together with SSE_TARGET_MATH to disable insn pattern.
12806 (*fop_<MODEF:mode>_2_i387): Ditto.
12807 (*fop_<MODEF:mode>_3_i387): Ditto.
12809 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
12811 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
12813 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12815 PR middle-end/34906
12816 * gimplify.c (gimplify_asm_expr): Check the return code of
12817 parse_output_constraint call, set function return and is_inout
12818 value if it failed.
12820 2008-06-22 Ian Lance Taylor <iant@google.com>
12822 * c-lex.c (narrowest_unsigned_type): Change itk to int.
12823 (narrowest_signed_type): Likewise.
12824 * c-typeck.c (c_common_type): Change local variable mclass to enum
12826 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
12827 tcc_comparison, not the tree code itself.
12828 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
12829 (c_expand_expr): Cast modifier to enum expand_modifier.
12830 * c-common.h (C_RID_CODE): Add casts.
12831 (C_SET_RID_CODE): Define.
12832 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
12833 (c_lex_one_token): Add cast to avoid warning.
12834 (c_parser_objc_type_name): Rename local typename to type_name.
12835 (check_no_duplicate_clause): Change code parameter to enum
12837 (c_parser_omp_var_list_parens): Change kind parameter to enum
12839 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
12840 c_parser_omp_list_var_parens.
12841 (c_parser_omp_threadprivate): Likewise.
12842 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
12843 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
12844 * c-format.c (NO_FMT): Define.
12845 (printf_length_specs): Use NO_FMT.
12846 (asm_fprintf_length_specs): Likewise.
12847 (gcc_diag_length_specs): Likewise.
12848 (scanf_length_specs): Likewise.
12849 (strfmon_length_specs): Likewise.
12850 (gcc_gfc_length_specs): Likewise.
12851 (printf_flag_specs): Change 0 to STD_C89.
12852 (asm_fprintf_flag_specs): Likewise.
12853 (gcc_diag_flag_specs): Likewise.
12854 (gcc_cxxdiag_flag_specs): Likewise.
12855 (scanf_flag_specs): Likewise.
12856 (strftime_flag_specs): Likewise.
12857 (strfmon_flag_specs): Likewise.
12858 (print_char_table): Likewise.
12859 (asm_fprintf_char_table): Likewise.
12860 (gcc_diag_char_table): Likewise.
12861 (gcc_tdiag_char_table): Likewise.
12862 (gcc_cdiag_char_table): Likewise.
12863 (gcc_cxxdiag_char_table): Likewise.
12864 (gcc_gfc_char_table): Likewise.
12865 (scan_char_table): Likewise.
12866 (time_char_table): Likewis.
12867 (monetary_char_table): Likewise.
12868 * c-format.h (BADLEN): Likewise.
12870 2008-06-21 Ian Lance Taylor <iant@google.com>
12872 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
12873 Define END_OF_BASE_TREE_CODES around inclusion.
12874 * tree.c (tree_code_type): New global array.
12875 (tree_code_length, tree_code_name): Likewise.
12876 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
12877 $(lang_tree_files).
12878 (all-tree.def, s-alltree): New targets.
12879 (gencheck.h, s-gencheck): Remove.
12880 (tree.o): Depend upon all-tree.def.
12881 (build/gencheck.o): Remove gencheck.h dependency.
12882 (mostlyclean): Don't remove gencheck.h.
12883 * c-common.h (enum c_tree_code): Remove.
12884 * c-lang.c (tree_code_type): Remove.
12885 (tree_code_length, tree_code_name): Remove.
12886 * gencheck.c (tree_codes): Include all-tree.def, rather than
12887 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
12889 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
12891 * cp/cp-tree.h (enum cplus_tree_code): Remove.
12892 (operator_name_info): Size to MAX_TREE_CODES.
12893 (assignment_operator_name_info): Likewise.
12894 * cp/cp-lang.c (tree_code_type): Remove.
12895 (tree_code_length, tree_code_name): Remove.
12896 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
12897 (assignment_operator_name_info): Likewise.
12898 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
12900 * cp/mangle.c (write_expression): Likewise.
12901 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
12902 * fortran/f95-lang.c (tree_code_type): Remove.
12903 (tree_code_length, tree_code_name): Remove.
12904 * java/java-tree.h (enum java_tree_code): Remove.
12905 * java/lang.c (tree_code_type): Remove.
12906 (tree_code_length, tree_code_name): Remove.
12907 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
12908 * objc/objc-act.h (enum objc_tree_code): Remove.
12909 * objc/objc-lang.c (tree_code_type): Remove.
12910 (tree_code_length, tree_code_name): Remove.
12911 * objcp/objcp-lang.c (tree_code_type): Remove.
12912 (tree_code_length, tree_code_name): Remove.
12913 * ada/ada-tree.h (enum gnat_tree_code): Remove.
12914 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
12915 * ada/misc.c (tree_code_type): Remove.
12916 (tree_code_length, tree_code_name): Remove.
12918 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
12920 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
12921 the grand_bitmap_obstack.
12923 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12925 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
12926 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
12927 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
12928 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
12929 move_stmt_r, new_label_mapper): Likewise.
12930 * tree-complex.c (cvc_lookup): Likewise.
12931 * tree-dfa.c (create_function_ann): Likewise.
12932 * tree-dump.c (dump_register): Likewise.
12933 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
12934 find_phi_replacement_condition): Likewise.
12935 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
12936 tree_function_versioning): Likewise.
12937 * tree-into-ssa.c (cmp_dfsnum): Likewise.
12938 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
12939 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
12940 get_nonlocal_debug_decl, convert_nonlocal_reference,
12941 convert_nonlocal_omp_clauses, get_local_debug_decl,
12942 convert_local_reference, convert_local_omp_clauses,
12943 convert_nl_goto_reference, convert_nl_goto_receiver,
12944 convert_tramp_reference, convert_call_expr): Likewise.
12945 * tree-outof-ssa.c (contains_tree_r): Likewise.
12946 * tree-parloops.c (reduction_phi, initialize_reductions,
12947 eliminate_local_variables_1, add_field_for_reduction,
12948 add_field_for_name, create_phi_for_local_result,
12949 create_call_for_reduction_1, create_loads_for_reductions,
12950 create_stores_for_reduction, create_loads_and_stores_for_name):
12952 * tree-phinodes.c (allocate_phi_node): Likewise.
12953 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
12954 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
12955 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
12956 * tree-ssa-coalesce.c (compare_pairs): Likewise.
12957 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
12958 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
12959 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
12960 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12961 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
12962 vn_nary_op_insert): Likewise.
12963 * tree-ssa.c (redirect_edge_var_map_add,
12964 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
12965 * tree-vectorizer.c (vectorize_loops): Likewise.
12966 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
12967 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
12968 tree_cons_stat, build1_stat, build_variant_type_copy,
12969 decl_init_priority_lookup, decl_fini_priority_lookup,
12970 decl_priority_info, decl_restrict_base_lookup,
12971 decl_restrict_base_insert, decl_debug_expr_lookup,
12972 decl_debug_expr_insert, decl_value_expr_lookup,
12973 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
12974 type_hash_add, get_file_function_name, tree_check_failed,
12975 tree_not_check_failed, tree_range_check_failed,
12976 omp_clause_range_check_failed, build_omp_clause,
12977 build_vl_exp_stat): Likewise.
12978 * value-prof.c (gimple_histogram_value,
12979 gimple_duplicate_stmt_histograms): Likewise.
12980 * var-tracking.c (attrs_list_insert, attrs_list_copy,
12981 unshare_variable, variable_union_info_cmp_pos, variable_union,
12982 dataflow_set_different_1, dataflow_set_different_2,
12983 vt_find_locations, variable_was_changed, set_variable_part,
12984 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
12985 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
12986 section_entry_hash, object_block_entry_eq,
12987 object_block_entry_hash, create_block_symbol,
12988 initialize_cold_section_name, default_function_rodata_section,
12989 strip_reg_name, set_user_assembler_name, const_desc_eq,
12990 build_constant_desc, output_constant_def, lookup_constant_def,
12991 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
12992 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
12993 default_internal_label): Likewise.
12994 * varray.c (varray_init, varray_grow): Likewise.
12995 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
12997 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
12999 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13000 operators for "test" insn. Macroize insn using SWI mode macro.
13001 (*jcc_fused_2): Ditto.
13002 (*jcc_fused_3): Macroize insn using SWI mode macro.
13003 (*jcc_fused_4): Ditto.
13005 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13007 * tree-ssa-pre.c: Fix typo in comment.
13008 (init_antic, fini_antic): Add explicit funtions for
13009 initializing and deinitializing ANTIC and AVAIL sets.
13010 (create_expression_by_pieces): Fix typo in comment.
13011 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13012 (execute_pre): Eventually dump details about ANTIC_IN.
13014 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13016 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13017 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13018 add_to_obstack, file_at_path, find_a_file, execute,
13019 add_preprocessor_option, add_assembler_option, add_linker_option,
13020 process_command, insert_wrapper, do_option_spec, do_self_spec,
13021 spec_path, do_spec_1, is_directory, main, used_arg,
13022 getenv_spec_function): Likewise.
13023 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13024 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13027 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13029 * doc/rtl.texi: Updated subreg section.
13031 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13034 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13035 node->needed and node->reachable.
13036 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13037 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13038 (expand_task_call): Don't call expand_task_copyfn.
13039 (expand_task_copyfn): Renamed to...
13040 (finalize_task_copyfn): ... this.
13042 2008-06-19 Jan Hubicka <jh@suse.cz>
13044 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13045 clobbering framepointer.
13047 2008-06-19 Jan Hubicka <jh@suse.cz>
13049 * tree-optimize.c (execute_early_local_optimizations): Set
13050 cgraph_state only at first invocation.
13052 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13054 * system.h (-Wc++-compat): Activate as a warning, no an error.
13056 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13058 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13059 instead of "#" in insn asm template.
13060 (*jcc_fused_2): Ditto.
13062 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13064 * config/i386/i386.h (ix86_tune_indices)
13065 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13066 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13067 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13068 (*jcc_fused_2): Ditto.
13069 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13070 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13071 (print operand): Handle 'E' and 'e' code.
13073 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13075 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13076 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13077 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13079 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13081 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13083 (cgraph_expand_function): Use local copy of decl.
13084 (cgraph_expand_all_functions): Remove redundant initialization of
13086 (cgraph_optimize): Reword internal_error message.
13088 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13090 * arm-protos.h (arm_return_in_memory): Remove public
13091 arm_return_in_memory() prototype.
13092 * arm.c (arm_return_in_memory): Add static prototype, add target
13093 hook macro, change definition and comments.
13094 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13096 2008-06-19 Ben Elliston <bje@au.ibm.com>
13098 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13099 real.c: Remove references to IEEE 754R.
13100 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13101 * doc/libgcc.texi (Decimal float library routines): Likewise.
13103 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13105 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13106 (default_unwind_word_mode): Add prototype.
13107 * targhooks.c (default_unwind_word_mode): New function.
13108 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13109 instead of word_mode.
13110 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13111 (TARGET_INITIALIZER): Use it.
13113 * c-common.c (handle_mode_attribute): Support "unwind_word"
13115 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13117 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13118 word_mode to access SjLj_Function_Context member "data".
13119 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13120 conversion from targetm.eh_return_filter_mode () to
13121 targetm.unwind_word_mode () if they differ.
13123 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13124 (BT_FN_UNWINDWORD_PTR): New function type.
13125 (BT_FN_WORD_PTR): Remove.
13126 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13127 * except.c (expand_builtin_extend_pointer): Convert pointer to
13128 targetm.unwind_word_mode () instead of word_mode.
13130 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13131 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13132 (spu_unwind_word_mode): New function.
13133 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13134 (TARGET_UNWIND_WORD_MODE): Define.
13135 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13137 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13139 * config/spu/spu.c (reg_align): Remove.
13140 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13141 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13142 (spu_split_store): Likewise.
13144 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13146 * gcc/tree-vn.c: Fix typo in comment.
13148 2008-06-18 Jan Hubicka <jh@suse.cz>
13150 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13151 toplevel reorder too.
13153 2008-06-18 Jan Hubicka <jh@suse.cz>
13155 * c-opts.c (c_common_post_options): PCH is not compatible with
13157 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13158 -fno-toplevel-reorder by default now.
13160 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13162 PR documentation/30739
13163 * doc/install.texi (Prerequisites): Document dependency on awk.
13165 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13166 Ian Lance Taylor <iant@google.com>
13168 PR rtl-optimization/35604
13169 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13170 only want to change jump destinations, not eventual label comparisons.
13172 2008-06-16 Jan Hubicka <jh@suse.cz>
13174 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13176 (cgraph_analyze_function): Likewise.
13178 2008-06-16 Jan Hubicka <jh@suse.cz>
13180 * cgraph.h (cgraph_mark_if_needed): New function.
13181 * cgraphunit.c (cgraph_mark_if_needed): New function.
13182 * c-decl.c (duplicate_decl): Use it.
13184 2008-06-16 Jan Hubicka <jh@suse.cz>
13186 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13189 2008-06-16 Jan Hubicka <jh@suse.cz>
13191 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13193 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13194 Kazu Hirata <kazu@codesourcery.com>
13195 Maxim Kuvyrkov <maxim@codesourcery.com
13197 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13198 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13199 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13200 EXTRA_SPEC_FUNCTIONS.
13201 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13202 (DRIVER_SELF_SPECS): Adjust.
13203 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13204 * config/mips/st.h, config/mips/t-st: New.
13205 * config/mips/driver-native.c, config/mips/x-native: New.
13206 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13209 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13211 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13213 (ISA_HAS_FP_CONDMOVE): New macro.
13214 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13215 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13216 (ISA_HAS_NMADD3_NMSUB3): New macro.
13217 * config/mips/mips.c (mips_rtx_costs): Update.
13218 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13219 compiling for ST Loongson 2E/2F.
13220 (madd<mode>): Rename to madd4<mode>. Update.
13221 (madd3<mode>): New pattern.
13222 (msub<mode>): Rename to msub4<mode>. Update.
13223 (msub3<mode>): New pattern.
13224 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13225 (nmadd3<mode>): New pattern.
13226 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13227 (nmadd3<mode>_fastmath): New pattern.
13228 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13229 (nmsub3<mode>): New pattern.
13230 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13231 (nmsub3<mode>_fastmath): New pattern.
13232 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13234 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13236 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13237 (DF_REF_INSN_INFO): New.
13238 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13239 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13240 with a NULL DF_REF_INSN_INFO.
13241 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13243 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13244 DF_INSN_INFO_EQ_USES): New.
13245 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13246 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13247 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13248 * df-core.c: Update comment for above changes.
13249 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13250 DF_INSN_UID_* macros.
13251 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13252 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13253 insn rtx. Update all callers.
13254 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13255 df_ref_create_structure, df_insn_refs_collect): Likewise.
13256 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13257 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13258 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13259 macros to access the insn refs.
13260 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13261 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13262 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13263 for accessing the refs.
13264 (try_fwprop_subst): Likewise.
13265 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13266 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13267 for accessing the refs.
13268 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13269 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13270 to look at the insn refs.
13271 (record_uses): Likewise.
13272 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13274 (mark_artificial_uses): Don't mark_insn for artificial refs.
13275 (mark_reg_rependencies): Likewise.
13277 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13279 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13281 * configure: Regenerate.
13283 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13285 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13286 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13287 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13289 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13291 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13292 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13293 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13295 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13297 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13298 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13299 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13301 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13303 * tree-ssa-sccvn.c: Fix format of comments.
13305 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13307 * cgraph.c: Remove unneeded forward declarations of eq_node()
13310 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13312 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13314 (see_update_relevancy): Likewise.
13315 * fwprop.c (try_fwprop_subst): Likewise.
13316 * rtlanal.c (noop_move_p): Likewise.
13317 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13318 notes to non-existing libcall blocks.
13319 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13321 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13322 (dead_libcall_p): Remove.
13323 (delete_trivially_dead_insns): Don't use it.
13324 * web.c (union_defs): Remove comment about keeping nops.
13325 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13326 (compute_hash_table_work): Don't track libcall notes.
13327 (do_local_cprop): Don't take libcall pointers. Don't update
13329 (adjust_libcall_notes): Deleted.
13330 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13331 ever have existed in the first place).
13332 (replace_store_insn): Don't try to remove libcall notes.
13333 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13334 (resolve_reg_notes): Don't call them.
13335 (resolve_simple_move): Likewise.
13336 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13337 Don't remove REG_RETVAL notes.
13338 * emit-rtl.c (try_split): Don't update libcall notes.
13339 (emit_copy_of_insn_after): Dito.
13340 * cselib.c (cselib_current_insn_in_libcall): Remove.
13341 (cselib_process_insn): Don't set/clear it.
13342 (new_elt_loc_list): Don't record it.
13343 (cselib_init): Don't initialize it.
13344 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13345 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13347 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13348 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13349 (init_deps): Don't initialize it.
13350 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13351 * combine.c (delete_noop_moves): Don't update libcall notes.
13352 (can_combine_p): Remove now pointless #if 0 block.
13353 (try_combine): Remove another obsolete #if 0 block.
13354 (distribute_notes): Don't distribute libcall notes.
13355 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13356 * dce.c (libcall_dead_p): Remove.
13357 (delete_unmarked_insns): Don't handle libcall blocks.
13358 (preserve_libcall_for_dce): Remove.
13359 (prescan_insns_for_dce): Don't special-case libcall block insns.
13360 * reload1 (reload): Don't handle libcall notes.
13361 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13364 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13366 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13367 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13368 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13370 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13372 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13373 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13374 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13376 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13378 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13380 2008-06-16 Ira Rosen <irar@il.ibm.com>
13382 PR tree-optimization/36493
13383 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13384 the arguments list. Use VECTYPE to create vector pointer.
13385 (vectorizable_store): Fail if accesses through a pointer to vectype
13386 do not alias the original memory reference operands.
13387 Call vect_create_data_ref_ptr without the removed argument.
13388 (vectorizable_load): Likewise.
13389 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13392 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13395 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13396 reg_equiv_constant.
13398 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13400 * config/mips/loongson2ef.md: New file.
13401 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13402 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13403 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13404 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13405 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13407 (loongson2ef.md): New include.
13408 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13409 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13410 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13411 (loongson_gt_<mode>, loongson_extract_halfword)
13412 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13413 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13414 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13415 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
13416 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
13417 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
13418 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
13419 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
13420 (vec_interleave_low<mode>): Define type attribute.
13421 * config/mips/mips.c (mips_ls2): New static variable.
13422 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
13423 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
13424 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
13425 Implement target scheduling hooks.
13426 (mips_multipass_dfa_lookahead): Update to handle tuning for
13428 (mips_sched_init): Initialize data for Loongson scheduling.
13429 (mips_ls2_variable_issue): New static function.
13430 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
13432 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
13433 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
13434 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
13435 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
13436 Handle ST Loongson 2E/2F cores.
13437 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
13439 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13441 * omp-low.c (extract_omp_for_data): Fix comment typo.
13444 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13446 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
13447 FIXME note about gcc/config.guess.
13448 * doc/options.texi (Option file format): Remove non-ASCII bytes.
13449 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
13450 * doc/cppopts.texi: Likewise.
13451 * doc/extend.texi: Likewise.
13452 * doc/gcc.texi: Likewise.
13453 * doc/gccint.texi: Likewise.
13454 * doc/gcov.texi: Likewise.
13455 * doc/gty.texi: Likewise.
13456 * doc/hostconfig.texi: Likewise.
13457 * doc/install.texi: Likewise.
13458 * doc/invoke.texi: Likewise.
13459 * doc/loop.texi: Likewise.
13460 * doc/makefile.texi: Likewise.
13461 * doc/md.texi: Likewise.
13462 * doc/passes.texi: Likewise.
13463 * doc/tm.texi: Likewise.
13464 * doc/tree-ssa.texi: Likewise.
13465 * doc/trouble.texi: Likewise.
13467 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
13468 Nathan Sidwell <nathan@codesourcery.com>
13469 Maxim Kuvyrkov <maxim@codesourcery.com>
13470 Richard Sandiford <rdsandiford@googlemail.com>
13472 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
13473 * config/mips/mips-protos.h (mips_expand_vector_init): New.
13474 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
13476 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
13477 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
13478 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
13480 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
13481 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
13482 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
13483 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
13484 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
13485 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
13486 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
13487 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
13488 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
13489 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
13490 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
13491 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
13492 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
13493 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
13494 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
13495 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
13496 (mips_builtins): Add Loongson builtins.
13497 (mips_loongson_2ef_bdesc): New.
13498 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
13499 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
13500 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
13501 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
13503 (mips_expand_vector_init): New.
13504 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
13505 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
13507 * config/mips/mips.md: Add unspec numbers for Loongson
13508 builtins. Include loongson.md.
13509 (MOVE64): Include Loongson vector modes.
13510 (SPLITF): Include Loongson vector modes.
13511 (HALFMODE): Handle Loongson vector modes.
13512 * config/mips/loongson.md: New.
13513 * config/mips/loongson.h: New.
13514 * config.gcc: Add loongson.h header for mips*-*-* targets.
13515 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
13517 2008-06-14 Joseph Myers <joseph@codesourcery.com>
13519 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
13520 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
13521 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
13522 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
13523 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
13524 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
13525 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
13526 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
13527 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
13528 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
13529 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
13530 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
13531 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
13532 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
13533 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
13534 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
13535 Remove use_fixproto=yes.
13536 (ia64*-*-hpux*): Remove comment about using fixproto.
13537 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
13539 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13541 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
13543 * configure: Regenerate.
13545 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
13547 PR middle-end/36520
13548 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
13549 before evaluating it.
13551 2008-06-13 Jakub Jelinek <jakub@redhat.com>
13554 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
13555 nested inline functions.
13556 (start_decl, start_function): Don't invert DECL_EXTERNAL
13557 for nested inline functions.
13559 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13561 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
13562 splits that must be made for correctness.
13564 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13566 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
13567 (AVAIL_NON_MIPS16): Likewise.
13568 (mips_builtin_description): Replace target_flags with a predicate.
13569 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
13570 (dspr2_32): New availability predicates.
13571 (MIPS_BUILTIN): New macro.
13572 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
13573 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
13574 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
13575 Replace the TARGET_FLAGS parameters with AVAIL parameters.
13576 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
13577 (mips_dsp_32only_bdesc): Merge into...
13578 (mips_builtins): ...this new array.
13579 (mips_bdesc_map, mips_bdesc_arrays): Delete.
13580 (mips_init_builtins): Update after above changes.
13581 (mips_expand_builtin_1): Merge into...
13582 (mips_expand_builtin): ...here and update after above changes.
13584 2008-06-12 Paul Brook <paul@codesourcery.com>
13586 * longlong.h (__arm__): Define count_leading_zeros.
13587 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
13588 (clzsi2, clzdi2): New functions.
13589 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
13590 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
13591 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
13592 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
13593 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
13594 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
13595 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
13596 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
13597 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
13598 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
13600 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
13602 * config/m68k/m68k.c (m68k_tune_flags): New.
13603 (override_options): Compute m68k_tune_flags.
13604 (MULL_COST, MULW_COST): Update for various variants of CFV2.
13605 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
13607 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13609 PR middle-end/36506
13610 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
13612 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13614 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
13615 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
13617 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13619 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
13620 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
13622 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13624 PR middle-end/36506
13625 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
13628 2008-06-12 Richard Guenther <rguenther@suse.de>
13630 PR tree-optimization/36345
13631 * tree-flow.h (struct ptr_info_def): Align escape_mask,
13632 add memory_tag_needed flag.
13633 (may_alias_p): Declare.
13634 * tree-ssa-alias.c (may_alias_p): Export.
13635 (set_initial_properties): Use memory_tag_needed flag.
13636 (update_reference_counts): Likewise.
13637 (reset_alias_info): Reset memory_tag_needed flag.
13638 (create_name_tags): Check memory_tag_needed flag.
13639 (dump_points_to_info_for): Dump it.
13640 * tree-ssa-structalias.c (struct variable_info): Remove
13641 directly_dereferenced flag.
13642 (new_var_info): Do not initialize it.
13643 (process_constraint_1): Do not set it.
13644 (update_alias_info): Set is_dereferenced flag.
13645 (set_uids_in_ptset): Use may_alias_p.
13646 (set_used_smts): Check memory_tag_needed flag.
13647 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
13648 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
13649 memory_tag_needed flag.
13650 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
13651 from broken design.
13653 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
13655 * config/i386/i386.c (ix86_compute_frame_layout): Disable
13656 red zone for w64 abi.
13657 (ix86_expand_prologue): Likewise.
13658 (ix86_force_to_memory): Likewise.
13659 (ix86_free_from_memory): Likewise.
13661 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
13664 * config/rs6000/rs6000.c (rs6000_override_options): Set
13665 rs6000_isel conditionally to the absence of comand line override.
13666 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13667 Remove duplicate rs6000_isel setting.
13668 * config/rs6000/eabispe.h: Ditto.
13670 2008-06-11 Richard Guenther <rguenther@suse.de>
13672 * alias.c (get_alias_set): Use the element alias-set for arrays.
13673 (record_component_aliases): For arrays and vectors do nothing.
13674 * c-common.c (strict_aliasing_warning): Handle the cases
13675 of alias set zero explicitly.
13676 * Makefile.in (dfp.o-warn): Add -Wno-error.
13678 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13680 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
13682 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
13683 tune_32 tune_64 to supported_defaults. Allow values not
13684 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
13685 x86_64. Do not override cpu_32 or cpu_64 values from target name.
13686 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
13687 with_cpu_64 to generic for 64-bit-supporting configurations, not
13688 with_cpu. Remove FIXMEs.
13689 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
13690 --with-arch-64, --with-tune-32, --with-tune-64): Document.
13691 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
13692 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
13693 arch_32 and arch_64.
13695 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
13696 Olivier Hainque <hainque@adacore.com>
13698 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
13699 Use DECL_SIZE_UNIT to retrieve the size of the field.
13701 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13703 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
13704 with function calls after declarations. Lay out
13705 neon_float_type_node before further use.
13707 2008-06-11 Richard Guenther <rguenther@suse.de>
13709 * tree-flow.h (may_point_to_global_var): Declare.
13710 * tree-ssa-alias.c (may_point_to_global_var): New function.
13711 * tree-ssa-sink.c (is_hidden_global_store): Use it.
13713 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
13715 * configure.ac: Teach that fido supports .debug_line.
13716 * configure: Regenerate.
13718 2008-06-10 Tom Tromey <tromey@redhat.com>
13720 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
13723 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13725 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
13726 (encode_decimal64, decode_decimal64, encode_decimal128,
13727 decode_decimal128): Reverse order of 32-bit parts of value if host
13728 and target endianness differ.
13730 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
13732 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
13733 Avoid division by 0.
13734 (tree_mod_pow2_value_transform): Likewise.
13735 (tree_ic_transform): Likewise.
13736 (tree_stringops_transform): Likewise.
13737 (tree_mod_subtract_transform): Likewise.
13738 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
13739 (copy_edges_for_bb): Likewise.
13740 (initialize_cfun): Likewise.
13742 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13744 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
13745 nonmemory_operand. Add "N" operand constraint.
13747 (*jcc_btdi_mask_rex64): New instruction and split pattern.
13748 (*jcc_btsi_mask): Ditto.
13749 (*jcc_btsi_mask_1): Ditto.
13751 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13753 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
13754 TYPE_CANONICAL for copied element type.
13756 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13759 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
13760 Add m_CORE2 and m_GENERIC.
13761 * config/i386/predicates.md (bt_comparison_operator): New predicate.
13762 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
13764 (*jcc_btdi_rex64): New instruction and split pattern.
13765 (*jcc_btsi): Ditto.
13766 (*jcc_btsi_1): Ditto.
13767 (*btsq): Fix Intel asm dialect operand order.
13771 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
13773 PR middle-end/36447
13774 * simplify-rtx.c (simplify_subreg): Add check for shift count
13777 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
13779 * doc/md.texi: Synchronize with later constraints.md change.
13780 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
13781 with a C implementation.
13782 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
13784 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
13785 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
13786 when moving to and from MD_REGNUM.
13787 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
13788 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
13789 Handle byte and halfword moves.
13790 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
13792 * config/mips/constraints.md (h): Turn into NO_REGS.
13793 (l, x): Update documentation.
13794 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
13795 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
13796 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
13797 (HILO): New mode iterator.
13799 (any_div): New code iterator.
13800 (u): Extend code attribute to div and udiv.
13801 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
13802 d_operand in the splitters. Remove redundant CONST_INT checks.
13803 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
13804 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
13805 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
13806 accordingly, using normal moves instead of unspecs to move LO into
13807 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
13808 (<u>mulsidi3): Handle expansion in C code.
13809 (<u>mulsidi3_32bit_internal): Rename to...
13810 (<u>mulsidi3_32bit): ...this.
13811 (<u>mulsidi3_32bit_r4000): Fix insn separator.
13812 (*<u>mulsidi3_64bit): Rename to...
13813 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
13814 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
13815 to set LO and HI to the multiplication result. Use a normal move
13816 for MFLO and an unspec for MFHI.
13817 (*<u>mulsidi3_64bit_parts): Replace with...
13818 (<u>mulsidi3_64bit_hilo): ...this new instruction.
13819 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
13820 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
13821 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
13822 instead of HI. Split the instruction into a separate multiplication
13823 and MFHI if !TARGET_FIX_R4000.
13824 (<su>muldi3_highpart): Likewise.
13825 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
13826 and the "=h" clobber.
13827 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
13828 (<u>mulditi3): New expander.
13829 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
13830 (madsi): Remove "=h" clobber.
13831 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
13832 Force the modulus result to be a GPR and split the instruction into
13833 a division followed by an MFHI after reload.
13834 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
13835 (*lea_high64): Use d_operand in the define_peephole2. Likewise
13836 the MIPS16 HIGH define_split.
13837 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
13838 of acc<->gpr moves to "multi".
13839 (*movdi_64bit): Replace the single "x" alternative with
13840 alternatives for moving into and out of "a".
13841 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
13842 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
13843 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
13844 Use d_operand in the splitters. Remove redundant CONST_INT checks.
13845 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
13846 (movti): New expander.
13847 (*movti, *movti_mips16): New insns.
13848 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
13849 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
13850 (mthi<GPR:mode>_<HILO:mode>): Likewise.
13851 * config/mips/predicates.md (fpr_operand): Delete.
13852 (d_operand): New predicate.
13854 2008-06-09 Michael Meissner <michael.meissner@amd.com>
13856 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
13857 failure on some Bourne shells.
13858 (x86_64-*-*): Ditto.
13860 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
13862 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
13864 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13866 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
13867 (sparc-sun-solaris2*): Likewise.
13869 2008-06-09 Arnaud Charlet <charlet@adacore.com
13871 * doc/install.texi: Update requirements to build the Ada compiler.
13873 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
13875 * df-scan.c (struct df_scan_problem_data): Remove the
13876 mw_link_pool alloc pool.
13877 (df_scan_free_internal): Don't free it.
13878 (df_scan_alloc): Don't allocate it.
13879 * df.h (struct df_link): Update comment.
13881 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
13883 * except.h: Correct checks for when SJLJ exceptions must be used.
13885 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13887 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
13890 2008-06-08 Joseph Myers <joseph@codesourcery.com>
13892 PR tree-optimization/36218
13893 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
13894 configure for the build system.
13895 (BUILD_LDFLAGS): Define.
13896 * configure: Regenerate.
13897 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
13899 2008-07-08 Anatoly Sokolov <aesok@post.ru>
13902 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
13903 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
13904 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
13906 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
13908 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
13910 2008-06-07 Joseph Myers <joseph@codesourcery.com>
13912 * config.gcc (Obsolete configurations): Remove list of
13914 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
13915 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
13916 targets matched by those patterns.
13917 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
13918 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
13919 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
13920 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
13921 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13922 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
13923 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
13924 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
13925 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
13926 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
13927 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
13928 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
13929 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
13930 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
13931 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
13932 Make code for Solaris 7 and greater unconditional for Solaris.
13933 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
13934 Remove --with-* handling.
13935 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
13936 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
13937 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
13938 LINK_OS_WINDISS_SPEC): Remove.
13939 * config/rs6000/sysv4.opt (mwindiss): Remove.
13940 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
13941 * configure: Regenerate.
13942 * doc/cpp.texi: Don't mention BeOS.
13943 * doc/extend.texi (interrupt): Don't mention MS1.
13944 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
13945 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
13946 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
13947 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
13948 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
13950 * doc/invoke.texi (MT Options): Remove.
13951 (-mwindiss): Remove.
13952 (CRIS Options): Remove cris-axis-aout references.
13953 (HPPA Options): Don't mention hppa1.1-*-pro.
13954 * doc/md.texi: (MorphoTech family): Remove.
13955 * libgcc2.c: Don't handle UWIN.
13956 * config/alpha/t-unicosmk: Remove.
13957 * config/alpha/unicosmk.h: Remove.
13958 * config/arm/kaos-arm.h: Remove.
13959 * config/arm/kaos-strongarm.h: Remove.
13960 * config/arm/strongarm-coff.h: Remove.
13961 * config/arm/strongarm-elf.h: Remove.
13962 * config/arm/strongarm-pe.h: Remove.
13963 * config/arm/t-strongarm-pe: Remove.
13964 * config/arm/t-xscale-coff: Remove.
13965 * config/arm/t-xscale-elf: Remove.
13966 * config/arm/xscale-coff.h: Remove.
13967 * config/arm/xscale-elf.h: Remove.
13968 * config/chorus.h: Remove.
13969 * config/cris/aout.h: Remove.
13970 * config/cris/aout.opt: Remove.
13971 * config/cris/t-aout: Remove.
13972 * config/i386/beos-elf.h: Remove.
13973 * config/i386/kaos-i386.h: Remove.
13974 * config/i386/ptx4-i.h: Remove.
13975 * config/i386/sco5.h: Remove.
13976 * config/i386/sco5.opt: Remove.
13977 * config/i386/sysv4-cpp.h: Remove.
13978 * config/i386/sysv5.h: Remove.
13979 * config/i386/t-beos: Remove.
13980 * config/i386/t-sco5: Remove.
13981 * config/i386/t-uwin: Remove.
13982 * config/i386/uwin.asm: Remove.
13983 * config/i386/uwin.h: Remove.
13984 * config/kaos.h: Remove.
13985 * config/mips/windiss.h: Remove.
13986 * config/mt: Remove directory.
13987 * config/pa/pa-osf.h: Remove.
13988 * config/pa/pa-pro-end.h: Remove.
13989 * config/pa/t-pro: Remove.
13990 * config/ptx4.h: Remove.
13991 * config/rs6000/beos.h: Remove.
13992 * config/rs6000/kaos-ppc.h: Remove.
13993 * config/rs6000/t-beos: Remove.
13994 * config/rs6000/windiss.h: Remove.
13995 * config/sh/kaos-sh.h: Remove.
13996 * config/sol2-6.h: Remove.
13997 * config/sparc/sol26-sld.h: Remove.
13998 * config/sparc/sysv4-only.h: Remove.
13999 * config/vax/bsd.h: Remove.
14000 * config/vax/t-memfuncs: Remove.
14001 * config/vax/ultrix.h: Remove.
14002 * config/vax/vaxv.h: Remove.
14003 * config/windiss.h: Remove.
14005 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14007 PR rtl-optimization/36438
14008 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14009 for vector shifts with constant scalar shift operands.
14011 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14013 * doc/invoke.texi: Document -march=xlr.
14014 * config/mips/xlr.md: New file.
14015 * config/mips/mips.md: Include it.
14017 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14018 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14019 (mips_rtx_cost_data): Likewise.
14021 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14023 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14024 PRE_INC and PRE_DEC cases.
14026 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14028 PR rtl-optimization/36419
14029 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14030 the emitting jump insn.
14033 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14034 is not bool, boolify the whole *expr_p and convert to the desired type.
14036 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14038 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14039 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14040 Add omp_private_outer_ref hook, add another argument to
14041 omp_clause_default_ctor hook.
14042 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14043 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14044 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14045 hook_tree_tree_tree_tree_null.
14046 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14047 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14048 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14049 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14050 * tree.def (OMP_TASK): New tree code.
14051 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14052 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14053 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14054 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14055 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14056 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14057 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14058 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14059 (OMP_DIRECTIVE_P): Add OMP_TASK.
14060 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14061 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14062 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14063 and OMP_CLAUSE_UNTIED entries.
14064 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14066 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14067 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14068 * tree-pretty-print.c (dump_omp_clause): Handle
14069 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14070 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14071 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14072 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14073 warning about unsigned iterators. Change decl/init/cond/incr
14074 arguments to TREE_VECs, check arguments for all collapsed loops.
14075 (c_finish_omp_taskwait): New function.
14076 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14078 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14079 default_function_array_conversion on init. Add par_clauses argument.
14080 If decl is present in parallel's lastprivate clause, change it to
14081 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14082 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14083 collapse count in clauses.
14084 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14085 c_parser_omp_for_loop callers.
14086 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14087 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14088 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14089 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14091 (c_parser_omp_clause_schedule): Handle schedule(auto).
14092 Include correct location in the error message.
14093 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14094 and PRAGMA_OMP_CLAUSE_UNTIED.
14095 (OMP_TASK_CLAUSE_MASK): Define.
14096 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14097 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14098 * tree-nested.c (convert_nonlocal_omp_clauses,
14099 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14100 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14101 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14102 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14104 (conver_nonlocal_reference, convert_local_reference,
14105 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14106 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14107 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14108 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14109 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14110 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14111 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14112 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14113 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14115 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14116 * c-common.h (c_finish_omp_taskwait): New prototype.
14117 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14118 * tree-parloops.c (create_parallel_loop): Create 1 entry
14119 vectors for OMP_FOR_{INIT,COND,INCR}.
14120 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14121 (make_edges): Handle OMP_TASK.
14122 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14123 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14124 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14125 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14126 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14127 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14128 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14129 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14130 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14131 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14132 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14133 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14134 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14135 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14136 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14137 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14138 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14139 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14140 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14141 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14142 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14143 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14144 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14145 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14146 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14147 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14148 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14149 original iterator is present in lastprivate clause or if
14150 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14151 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14152 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14153 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14154 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14155 if it is set, lookup var in outer contexts too. Handle
14156 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14157 to be implicitly determined firstprivate for task regions.
14158 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14159 if it is set, lookup var in outer contexts too. Set
14160 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14161 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14162 OMP_CLAUSE_UNTIED. Take region_type as last argument
14163 instead of in_parallel and in_combined_parallel.
14164 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14166 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14167 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14168 (new_omp_context): Set default_kind to
14169 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14170 (omp_region_type): New enum.
14171 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14172 fields, add region_type.
14173 (new_omp_context): Take region_type as argument instead of is_parallel
14174 and is_combined_parallel.
14175 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14176 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14177 ctx->is_combined_parallel checks.
14178 (gimplify_omp_task): New function.
14179 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14181 * omp-low.c (extract_omp_for_data): Use schedule(static)
14182 for schedule(auto). Handle pointer and unsigned iterators.
14183 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14184 Add loops argument. Extract data for collapsed OMP_FOR loops.
14185 (expand_parallel_call): Assert sched_kind isn't auto,
14186 map runtime schedule to index 3.
14187 (struct omp_for_data_loop): New type.
14188 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14189 Add loop, loops, collapse and iter_type fields.
14190 (workshare_safe_to_combine_p): Disallow combined for if
14191 iter_type is unsigned long long. Don't combine collapse > 1 loops
14192 unless all bounds and steps are constant. Adjust extract_omp_for_data
14194 (expand_omp_for_generic): Handle pointer, unsigned and long long
14195 iterators. Handle collapsed OMP_FOR loops. Adjust
14196 for struct omp_for_data changes. If libgomp function doesn't return
14197 boolean_type_node, add comparison of the return value with 0.
14198 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14199 pointer, unsigned and long long iterators. Adjust for struct
14200 omp_for_data changes.
14201 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14202 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14203 unsigned long long. Allocate loops array, pass it to
14204 extract_omp_for_data. For collapse > 1 loops use always
14205 expand_omp_for_generic.
14206 (omp_context): Add sfield_map and srecord_type fields.
14207 (is_task_ctx, lookup_sfield): New functions.
14208 (use_pointer_for_field): Use is_task_ctx helper. Change first
14209 argument's type from const_tree to tree. Clarify comment.
14210 In OMP_TASK disallow copy-in/out sharing.
14211 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14212 (install_var_field): Add mask argument. Populate both record_type
14213 and srecord_type if needed.
14214 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14216 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14217 and DECL_FIELD_OFFSET.
14218 (scan_sharing_clauses): Adjust install_var_field callers. For
14219 firstprivate clauses on explicit tasks allocate the var by value in
14220 record_type unconditionally, rather than by reference.
14221 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14222 Use is_taskreg_ctx instead of is_parallel_ctx.
14223 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14224 (create_omp_child_function_name): Add task_copy argument, use
14225 *_omp_cpyfn* names if it is true.
14226 (create_omp_child_function): Add task_copy argument, if true create
14227 *_omp_cpyfn* helper function.
14228 (scan_omp_parallel): Adjust create_omp_child_function callers.
14229 Rename parallel_nesting_level to taskreg_nesting_level.
14230 (scan_omp_task): New function.
14231 (lower_rec_input_clauses): Don't run constructors for firstprivate
14232 explicit task vars which are initialized by *_omp_cpyfn*.
14233 Pass outer var ref to omp_clause_default_ctor hook if
14234 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14235 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14236 OMP_CLAUSE_REDUCTION_INIT.
14237 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14238 avoid duplicate setting of fields. Handle
14239 OMP_CLAUSE_PRIVATE_OUTER_REF.
14240 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14241 copy-out if TREE_READONLY, only copy-in.
14242 (expand_task_copyfn): New function.
14243 (expand_task_call): New function.
14244 (struct omp_taskcopy_context): New type.
14245 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14247 (lower_omp_parallel): Rename to...
14248 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14249 Call create_task_copyfn if srecord_type is needed. Adjust
14251 (task_shared_vars): New variable.
14252 (check_omp_nesting_restrictions): Warn if work-sharing,
14253 barrier, master or ordered region is closely nested inside OMP_TASK.
14254 Add warnings for barrier if closely nested inside of work-sharing,
14255 ordered, or master region.
14256 (scan_omp_1): Call check_omp_nesting_restrictions even for
14257 GOMP_barrier calls. Rename parallel_nesting_level to
14258 taskreg_nesting_level. Handle OMP_TASK.
14259 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14260 work-sharing construct, continue looking for them on parent parallel
14262 (lower_omp_for_lastprivate): Add lastprivate clauses
14263 to the beginning of dlist rather than end. Adjust for struct
14264 omp_for_data changes.
14265 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14266 not after it. Handle collapsed OMP_FOR loops, adjust for
14267 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14268 (get_ws_args_for): Adjust extract_omp_for_data caller.
14269 (scan_omp_for): Handle collapsed OMP_FOR
14270 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14271 (lower_omp_single_simple): If libgomp function doesn't return
14272 boolean_type_node, add comparison of the return value with 0.
14273 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14274 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14275 (parallel_nesting_level): Rename to...
14276 (taskreg_nesting_level): ... this.
14277 (is_taskreg_ctx): New function.
14278 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14279 of is_parallel_ctx.
14280 (execute_lower_omp): Rename parallel_nesting_level to
14281 taskreg_nesting_level.
14282 (expand_omp_parallel): Rename to...
14283 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14284 Call omp_task_call for OMP_TASK regions.
14285 (expand_omp): Adjust caller, handle OMP_TASK.
14286 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14288 * bitmap.c (bitmap_default_obstack_depth): New variable.
14289 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14290 if argument is NULL and bitmap_default_obstack is already initialized.
14291 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14293 * matrix-reorg.c (matrix_reorg): Likewise.
14295 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14297 * config/i386/i386.md (*indirect_jump): Macroize using P
14298 mode iterator. Remove !TARGET_64BIT from insn constraints.
14299 (*tablejump_1): Ditto.
14300 (*indirect_jump_rex64): Remove insn pattern.
14301 (*tablejump_1_rex64): Ditto.
14302 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14303 and eh_return_si insn patterns.
14305 2008-06-06 Richard Guenther <rguenther@suse.de>
14307 * tree-ssa-structalias.c (merge_smts_into): Remove.
14308 (find_what_p_points_to): Do not bother to compute the
14309 points-to set for pt_anything pointers.
14310 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14311 for pt_anything pointers is ok.
14313 2008-06-06 Jan Hubicka <jh@suse.cz>
14315 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14317 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14319 * cgraph.c: Fix typos in comments.
14320 (cgraph_availability_names): Fix string typo.
14321 * fold-const.c: Fix typos in comments.
14322 (fold_binary): Fix typo in warning.
14323 * genautomata.c: Fix typos in comments.
14324 (check_presence_pattern_sets): Fix typo in local variable.
14325 (output_description): Fix typo in output.
14326 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14327 * hwint.h: Likewise.
14328 * matrix-reorg.c (check_allocation_function): Likewise.
14329 * omega.c (smooth_weird_equations): Likewise.
14330 * auto-inc-dec.c: Fix typos in comments.
14331 * bb-reorder.c: Likewise.
14332 * builtins.c: Likewise.
14333 * c-common.c: Likewise.
14334 * c-cppbuiltin.c: Likewise.
14335 * c-parser.c: Likewise.
14336 * c-pretty-print.c: Likewise.
14337 * cfgcleanup.c: Likewise.
14338 * cfgexpand.c: Likewise.
14339 * cfghooks.c: Likewise.
14340 * cfglayout.c: Likewise.
14341 * cfgloopmanip.c: Likewise.
14342 * cgraphunit.c: Likewise.
14343 * coverage.c: Likewise.
14344 * dbxout.c: Likewise.
14345 * df-byte-scan.c: Likewise.
14346 * df-core.c: Likewise.
14347 * df-problems.c: Likewise.
14348 * df-scan.c: Likewise.
14350 * dominance.c: Likewise.
14351 * domwalk.c: Likewise.
14353 * dwarf2out.c: Likewise.
14354 * emit-rtl.c: Likewise.
14355 * et-forest.c: Likewise.
14356 * function.c: Likewise.
14357 * function.h: Likewise.
14359 * gcov-io.c: Likewise.
14360 * gcov.c: Likewise.
14361 * gcse.c: Likewise.
14362 * genattrtab.c: Likewise.
14363 * ggc-page.c: Likewise.
14364 * gimplify.c: Likewise.
14365 * gthr-lynx.h: Likewise.
14366 * haifa-sched.c: Likewise.
14367 * ipa-cp.c: Likewise.
14368 * ipa-inline.c: Likewise.
14369 * ipa-prop.h: Likewise.
14370 * ipa-pure-const.c: Likewise.
14371 * ipa-struct-reorg.c: Likewise.
14372 * ipa-struct-reorg.h: Likewise.
14373 * ipa-type-escape.c: Likewise.
14375 * loop-doloop.c: Likewise.
14376 * mips-tfile.c: Likewise.
14377 * mkmap-flat.awk: Likewise.
14378 * mkmap-symver.awk: Likewise.
14379 * modulo-sched.c: Likewise.
14380 * omp-low.c: Likewise.
14381 * optabs.c: Likewise.
14382 * optabs.h: Likewise.
14383 * opts.c: Likewise.
14384 * passes.c: Likewise.
14385 * postreload-gcse.c: Likewise.
14386 * postreload.c: Likewise.
14387 * predict.c: Likewise.
14388 * pretty-print.h: Likewise.
14389 * profile.c: Likewise.
14390 * protoize.c: Likewise.
14391 * ra-conflict.c: Likewise.
14392 * real.c: Likewise.
14393 * recog.c: Likewise.
14394 * regclass.c: Likewise.
14395 * regs.h: Likewise.
14396 * reload.c: Likewise.
14397 * rtl-error.c: Likewise.
14398 * rtlanal.c: Likewise.
14399 * scan.h: Likewise.
14400 * sched-rgn.c: Likewise.
14402 * stmt.c: Likewise.
14403 * target.h: Likewise.
14404 * tree-dfa.c: Likewise.
14405 * tree-eh.c: Likewise.
14406 * tree-flow-inline.h: Likewise.
14407 * tree-inline.c: Likewise.
14408 * tree-into-ssa.c: Likewise.
14409 * tree-loop-distribution.c: Likewise.
14410 * tree-nested.c: Likewise.
14411 * tree-parloops.c: Likewise.
14412 * tree-pass.h: Likewise.
14413 * tree-pretty-print.c: Likewise.
14414 * tree-profile.c: Likewise.
14415 * tree-scalar-evolution.c: Likewise.
14416 * tree-sra.c: Likewise.
14417 * tree-ssa-alias-warnings.c: Likewise.
14418 * tree-ssa-ccp.c: Likewise.
14419 * tree-ssa-coalesce.c: Likewise.
14420 * tree-ssa-dom.c: Likewise.
14421 * tree-ssa-dse.c: Likewise.
14422 * tree-ssa-forwprop.c: Likewise.
14423 * tree-ssa-live.c: Likewise.
14424 * tree-ssa-live.h: Likewise.
14425 * tree-ssa-loop-im.c: Likewise.
14426 * tree-ssa-loop-ivopts.c: Likewise.
14427 * tree-ssa-loop-niter.c: Likewise.
14428 * tree-ssa-loop-prefetch.c: Likewise.
14429 * tree-ssa-phiopt.c: Likewise.
14430 * tree-ssa-phiprop.c: Likewise.
14431 * tree-ssa-sccvn.c: Likewise.
14432 * tree-ssa-ter.c: Likewise.
14433 * tree-ssa-threadupdate.c: Likewise.
14434 * tree-ssa.c: Likewise.
14435 * tree-vect-analyze.c: Likewise.
14436 * tree-vect-transform.c: Likewise.
14437 * tree-vectorizer.c: Likewise.
14438 * tree-vn.c: Likewise.
14439 * tree-vrp.c: Likewise.
14440 * tree.c: Likewise.
14441 * tree.def: Likewise.
14442 * tree.h: Likewise.
14443 * unwind-dw2-fde.c: Likewise.
14444 * unwind.inc: Likewise.
14445 * value-prof.c: Likewise.
14446 * vmsdbgout.c: Likewise.
14448 2008-06-05 David Edelsohn <edelsohn@gnu.org>
14450 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
14451 always place FP constants in the TOC for TARGET_POWERPC64.
14452 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
14454 2008-06-05 Joseph Myers <joseph@codesourcery.com>
14456 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
14457 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
14458 enable for TARGET_E500_DOUBLE.
14459 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
14460 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
14461 floating-point modes like integer modes for E500 double.
14462 (rs6000_legitimate_offset_address_p): Likewise.
14463 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
14464 addressing for DDmode for E500 double.
14465 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
14466 modes as using 64-bits of registers for E500 double.
14467 (spe_build_register_parallel): Do not handle DDmode or TDmode.
14468 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
14469 specially for E500 double.
14470 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
14471 TDmode for E500 double.
14472 (rs6000_gimplify_va_arg): Only handle SDmode in registers
14473 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
14474 (rs6000_split_multireg_move): Do not handle TDmode specially for
14476 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
14477 using 64-bit registers for E500 double.
14478 (emit_frame_save): Do not handle DDmode specially for E500 double.
14479 (gen_frame_mem_offset): Likewise.
14480 (rs6000_function_value): Do not call spe_build_register_parallel
14481 for DDmode or TDmode.
14482 (rs6000_libcall_value): Likewise.
14483 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
14484 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
14487 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
14489 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
14492 2008-06-04 Junjie Gu <jgu@tensilica.com>
14494 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
14495 comparison for frame pointers.
14497 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14500 * config/avr/avr.h (PUSH_ROUNDING): Remove.
14502 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14505 * builtins.c (expand_builtin_signbit): Don't take lowpart when
14506 register is already smaller or equal to required mode.
14508 2008-06-04 Xinliang David Li <davidxl@google.com>
14510 * tree-call-cdce.c: New file.
14511 (cond_dead_built_in_calls): New static variable.
14512 (input_domain): New struct.
14513 (check_pow): New function.
14514 (check_builtin_call): Ditto.
14515 (check_target_format): Ditto.
14516 (is_call_dce_candidate): Ditto.
14517 (gen_one_condition): Ditto.
14518 (gen_conditions_for_domain): Ditto.
14519 (get_domain): Ditto.
14520 (gen_conditions_for_pow_cst_base): Ditto.
14521 (gen_conditions_for_pow_int_base): Ditto.
14522 (gen_conditions_for_pow): Ditto.
14523 (get_no_error_domain): Ditto.
14524 (gen_shrink_wrap_conditions): Ditto.
14525 (shrink_wrap_one_built_in_call): Ditto.
14526 (shink_wrap_conditional_dead_built_in_calls): Ditto.
14527 (tree_call_cdce): Ditto.
14528 (gate_call_cdce): Ditto.
14529 (pass_call_cdce): New gimple pass.
14530 * passes.c: (init_optimization_passes): New pass.
14531 * tree-pass.h: New pass declaration.
14532 * opts.c (decode_options): New flag setting.
14533 * common.opt: Add -ftree-builtin-call-dce flag.
14534 * Makefile.in: Add new source file.
14535 * tempvar.def: New tv_id.
14536 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
14538 2008-06-04 Richard Guenther <rguenther@suse.de>
14540 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
14541 (is_call_clobbered): Always check var_ann->call_clobbered.
14542 (mark_call_clobbered): Always set var_ann->call_clobbered.
14543 (clear_call_clobbered): Always clear var_ann->call_clobbered.
14544 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
14545 (reset_alias_info): Clear call clobbering info on MTAGs and
14547 (set_pt_anything): Set pt_global_mem.
14548 (create_tag_raw): Adjust comment.
14549 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
14551 2008-06-04 Joseph Myers <joseph@codesourcery.com>
14552 Maxim Kuvyrkov <maxim@codesourcery.com>
14554 * config/m68k/m68k.opt (mxgot): New option.
14555 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
14556 (m68k_output_addr_const_extra): New.
14557 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
14558 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
14559 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
14560 * doc/invoke.texi (M680x0 Options): Document -mxgot.
14562 2008-06-04 Richard Guenther <rguenther@suse.de>
14564 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
14565 negative or non-representable offsets.
14567 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
14569 * config/i386/i386.c (ix86_gen_leave): New.
14570 (ix86_gen_pop1): Likewise.
14571 (ix86_gen_add3): Likewise.
14572 (ix86_gen_sub3): Likewise.
14573 (ix86_gen_sub3_carry): Likewise.
14574 (ix86_gen_one_cmpl2): Likewise.
14575 (ix86_gen_monitor): Likewise.
14576 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
14577 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
14578 ix86_gen_one_cmpl2 and ix86_gen_monitor.
14579 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
14580 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
14581 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
14582 (ix86_expand_epilogue): Updated.
14583 (print_operand): Handle integer register operand for 'z'.
14584 (ix86_expand_strlensi_unroll_1): Likewise.
14585 (ix86_expand_strlen): Likewise.
14586 (ix86_expand_builtin): Likewise.
14587 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
14588 mov{q}/mov{l} and add{q}/add{l}.
14590 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14592 * config/i386/i386.md (P): New mode iterator.
14593 (SFmode push_operand splitter): Macroize DImode and SImode pushes
14594 using P mode iterator.
14595 (DFmode push_operand splitter): Ditto.
14596 (XFmode push_operand splitter): Ditto.
14597 (DFmode float_extend SFmode push_operand splitter): Ditto.
14598 (XFmode float_extend SFmode push_operand splitter): Do not generate
14599 SImode pushes for 64bit target. Macroize Dimode and SImode
14600 pushes using P mode iterator.
14601 (XFmode float_extend DFmode push_operand splitter): Ditto.
14603 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14605 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
14606 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
14607 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
14608 return type to int.
14609 (ix86_call_abi_override): Remove check for call_used_regs.
14611 2008-06-03 Richard Guenther <rguenther@suse.de>
14613 * tree-ssa-structalias.c (find_func_aliases): Add constraints
14614 for the lhs of calls if the return type contains pointers.
14616 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14618 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
14619 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
14620 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
14621 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
14622 of cfun and DEFAULT_ABI to deceide abi mode.
14623 (DEFAULT_ABI): New.
14624 (REG_PARM_STACK_SPACE): Removed.
14625 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
14626 (STACK_BOUNDARY): Use default target to deceide stack boundary.
14627 * config/i386/i386-protos.h (ix86_cfun_abi): New.
14628 (ix86_function_abi): Likewise.
14629 (ix86_function_type_abi): Likewise.
14630 (ix86_call_abi_override): Likewise.
14631 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
14632 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
14633 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
14634 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
14636 (X86_64_REGPARM_MAX): New.
14637 (X86_64_SSE_REGPARM_MAX): New.
14638 (X64_REGPARM_MAX): New.
14639 (X64_SSE_REGPARM_MAX): New.
14640 (X86_32_REGPARM_MAX): New.
14641 (X86_32_SSE_REGPARM_MAX): New.
14642 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
14643 (ix86_function_regparm): Handle user calling abi.
14644 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
14645 by DEFAULT_ABI versus SYSV_ABI check.
14646 (ix86_reg_parm_stack_space): New.
14647 (ix86_function_type_abi): New.
14648 (ix86_call_abi_override): New.
14649 (ix86_function_abi): New.
14650 (ix86_cfun_abi): New.
14651 (init_cumulative_args): Call abi specific initialization.
14652 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
14653 (function_arg_64): Extend SSE_REGPARM_MAX check.
14654 (function_arg (): Remove TARGET_64BIT_MS_ABI.
14655 (ix86_pass_by_reference): Likewise.
14656 (ix86_function_value_regno_p): Likewise.
14657 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
14658 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
14659 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
14660 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
14661 (setup_incoming_varargs_64): Adjust regparm for call abi.
14662 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
14663 (ix86_va_start): Likewise.
14664 (ix86_gimplify_va_arg): Likewise.
14665 (ix86_expand_prologue): Likewise.
14666 (output_pic_addr_const): Likewise.
14667 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
14668 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
14669 (x86_output_mi_thunk): Likewise.
14670 (x86_function_profiler): Likewise.
14671 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
14672 (SYSV_ABI, MS_ABI): New constants.
14673 (DEFAULT_ABI): New.
14674 (init_regs): Add prototype of function in regclass.c file.
14675 (OVERRIDE_ABI_FORMAT): New.
14676 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
14677 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
14678 (OUTGOING_REG_PARM_STACK_SPACE): New.
14679 (ix86_reg_parm_stack_space): New prototype.
14680 (CUMULATIVE_ARGS): Add call_abi member.
14681 (machine_function): Add call_abi member.
14682 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
14683 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
14685 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
14688 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
14689 (avr_builtin_setjmp_frame_value): New function.
14690 * config/avr/avr.md (nonlocal_goto_receiver): Define.
14691 (nonlocal_goto): Define.
14693 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
14695 * config/mips/mips.c (mips_emit_loadgp): Return early if
14696 there is nothing do to, otherwise emit a blockage if
14697 !TARGET_EXPLICIT_RELOCS || crtl->profile.
14698 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
14700 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14702 * configure.ac: Drop unneeded backslash ending up in config.in.
14703 * acinclude.m4: Likewise.
14704 * config.in: Regenerate.
14706 2008-05-26 Jan Hubicka <jh@suse.cz>
14708 * predict.c (maybe_hot_frequency_p): Break out of...
14709 (maybe_hot_bb_p): ... here.
14710 (maybe_hot_edge_p): New.
14711 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
14712 * basic-block.h (maybe_hot_edge_p): Declare.
14714 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14716 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
14717 (*cmpfp_<mode>_cc): Ditto.
14718 (*fp_jcc_8<mode>_387): Ditto.
14719 (*fop_<MODEF:mode>_2_i387): Ditto.
14720 (*fop_<MODEF:mode>_3_i387): Ditto.
14721 (*fop_xf_2_i387): Ditto.
14722 (*fop_xf_3_i387): Ditto.
14724 2008-06-02 Tomas Bily <tbily@suse.cz>
14726 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
14728 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14730 * config/mips/mips.c (mips_valid_offset_p): New function.
14731 (mips_valid_lo_sum_p): Likewise.
14732 (mips_classify_address): Use them.
14733 (mips_force_address): New function.
14734 (mips_legitimize_address): Use it.
14735 * config/mips/mips.md (MOVE128): New mode iterator.
14736 (movtf): Require TARGET_64BIT. Remove empty strings.
14737 (*movtf_internal): Rename to...
14738 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
14739 of "R" and use {,fp}{load,store} attributes instead of "multi".
14740 Use a separate define_split.
14741 (*movtf_mips16): New pattern.
14743 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14745 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
14746 * config/mips/mips.c (mips_expand_before_return): New function.
14747 (mips_expand_epilogue): Call it.
14748 * config/mips/mips.md (return): Turn into a define_expand.
14749 (*return): New insn.
14751 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14753 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
14754 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
14755 functions. Do not emit uses and clobbers of CONCATs; individually
14756 use and clobber their operands.
14757 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
14758 gen_clobber, emit_use and gen_use.
14759 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
14760 (expand_builtin_return): Likewise.
14761 * cfgbuild.c (count_basic_blocks): Likewise.
14762 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
14763 * explow.c (emit_stack_restore): Likewise.
14764 * expmed.c (extract_bit_field_1): Likewise.
14765 * expr.c (convert_move, emit_move_complex_parts): Likewise.
14766 (emit_move_multi_word, store_constructor): Likewise.
14767 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
14768 (thread_prologue_and_epilogue_insns): Likewise.
14769 * lower-subreg.c (resolve_simple_move): Likewise.
14770 * optabs.c (widen_operand, expand_binop): Likewise.
14771 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
14772 * reload.c (find_reloads): Likewise.
14773 * reload1.c (eliminate_regs_in_insn): Likewise.
14774 * stmt.c (expand_nl_goto_receiver): Likewise.
14775 * config/alpha/alpha.md (builtin_longjmp): Likewise.
14776 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
14777 * config/arm/arm.c (arm_load_pic_register): Likewise.
14778 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
14779 * config/arm/arm.md (untyped_return): Likewise.
14780 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
14781 * config/avr/avr.c (expand_prologue): Likewise.
14782 * config/bfin/bfin.c (do_unlink): Likewise.
14783 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
14784 * config/cris/cris.c (cris_expand_prologue): Likewise.
14785 * config/darwin.c (machopic_indirect_data_reference): Likewise.
14786 (machopic_legitimize_pic_address): Likewise.
14787 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
14788 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
14789 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
14790 (ix86_expand_convert_uns_didf_sse): Likewise.
14791 (ix86_expand_vector_init_general): Likewise.
14792 * config/ia64/ia64.md (eh_epilogue): Likewise.
14793 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
14794 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
14795 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
14796 (config/iq2000/iq2000.c): Likewise.
14797 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
14798 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
14799 (builtin_longjmp): Likewise.
14800 * config/mn10300/mn10300.md (call, call_value): Likewise.
14801 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
14802 * config/pdp11/pdp11.md (abshi2): Likewise.
14803 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14804 * config/s390/s390.c (s390_emit_prologue): Likewise.
14805 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
14806 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
14807 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
14808 * config/sh/sh.c (prepare_move_operands): Likewise.
14809 (output_stack_adjust, sh_expand_epilogue): Likewise.
14810 (sh_set_return_address, sh_expand_t_scc): Likewise.
14811 * config/sparc/sparc.c (load_pic_register): Likewise.
14812 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
14813 * config/spu/spu.c (spu_expand_epilogue): Likewise.
14814 * config/v850/v850.c (expand_epilogue): Likewise.
14816 2008-05-31 Anatoly Sokolov <aesok@post.ru>
14818 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
14819 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
14820 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
14821 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
14822 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
14823 stack pointer register.
14824 (output_movhi): Remove code for interrupt specific writing to the
14825 stack pointer register.
14827 2008-05-31 Richard Guenther <rguenther@suse.de>
14829 PR tree-optimization/34244
14830 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
14831 (tree_expr_nonzero_warnv_p): Likewise.
14832 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14833 ssa_name_nonnegative_p.
14834 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
14835 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
14836 not tree_expr_nonzero_warnv_p.
14838 PR tree-optimization/36262
14840 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
14842 PR tree-optimization/34244
14843 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
14844 (record_numbers_of_iterations): New function.
14845 (execute_vrp): Cache the numbers of iterations of loops.
14846 * tree-scalar-evolution.c (scev_reset_except_niters):
14848 (scev_reset): Use scev_reset_except_niters.
14849 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
14851 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
14853 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
14854 __WORKAROUND_RETS when appropriate.
14856 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14858 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
14859 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
14861 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
14862 *fop_df_comm_sse insn patterns using MODEF mode iterator.
14863 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
14864 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
14865 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
14866 *fop_df_1_mixed insn patterns using MODEF mode iterator.
14867 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
14868 *fop_df_1_sse insn patterns using MODEF mode iterator.
14869 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
14870 *fop_df_1_i387 insn patterns using MODEF mode iterator.
14871 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
14872 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
14873 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
14874 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
14875 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
14876 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
14877 (*fop_xf_4_i387): Use <MODE> for mode attribute.
14878 (*fop_xf_5_i387): Ditto.
14879 (*fop_xf_6_i387): Ditto.
14881 2008-05-30 Richard Guenther <rguenther@suse.de>
14883 * builtins.c (build_string_literal): Avoid generating
14884 a non-gimple_val result.
14886 2008-05-30 DJ Delorie <dj@redhat.com>
14888 * exec-tool.in: Use an environment variable (private) instead of a
14889 file (shared) as a semaphore, so as to not break parallel builds.
14891 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14893 * optabs.c (maybe_encapsulate_block): Remove.
14894 (emit_libcall_block): Adjust accordingly.
14895 * optabs.h (maybe_encapsulate_block): Remove prototype.
14897 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
14898 Don't use maybe_encapsulate_block.
14900 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14902 * config/rs6000/rs6000.c (rs6000_legitimize_address,
14903 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
14904 rtx is a SYMBOL_REF before calling get_pool_constant.
14906 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
14908 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
14910 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
14912 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
14913 rather than OS names to choose INO_T_EQ definition.
14914 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
14915 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
14917 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
14920 * config/darwin-f.c: New.
14921 * config/t-darwin: Added rule to build darwin-f.o.
14922 * config.gcc: Defined new variable, fortran_target_objs.
14923 (*-*-darwin*): Set fortran_target_objs.
14924 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
14925 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
14926 * configure: Regenerated.
14928 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
14931 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
14932 canonical type if needed.
14934 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
14936 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
14938 2008-05-29 Richard Guenther <rguenther@suse.de>
14940 PR tree-optimization/36343
14941 PR tree-optimization/36346
14942 PR tree-optimization/36347
14943 * tree-flow.h (clobber_what_p_points_to): Declare.
14944 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
14945 pointed-to variable is dereferenced is irrelevant to whether
14946 the pointer can access the pointed-to variable.
14947 (clobber_what_p_points_to): New function.
14948 * tree-ssa-alias.c (set_initial_properties): Use it.
14949 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
14950 call clobber check for NMTs.
14952 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14954 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
14955 for printing gcov_type.
14957 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14959 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
14960 and the eh region information.
14961 * value-prof.c (gimple_move_stmt_histograms): New function.
14962 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
14964 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
14966 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
14968 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14970 * value-prof.c (tree_ic_transform): Print counts.
14971 * tree-profile.c (tree_gen_ic_func_profiler):
14972 Clear __gcov_indreict_call_callee variable to avoid misattribution
14975 2008-05-28 Rafael EspÃndola <espindola@google.com>
14977 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
14980 2008-05-28 Richard Guenther <rguenther@suse.de>
14982 PR tree-optimization/36339
14983 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
14984 and clobbering code out of the loop.
14986 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14988 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
14991 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
14992 s390_contiguous_bitmask_p, s390_symref_operand_p,
14993 s390_check_symref_alignment, s390_reload_larl_operand,
14994 s390_reload_symref_address): New functions.
14995 (s390_branch_condition_mnemonic): Support compare and branch
14997 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
14998 and 'W' constraints.
14999 (s390_secondary_reload): Add secondary reloads for unaligned
15000 symbol refs or symbol refs to floating point or QI/TI mode
15002 (legitimate_address_p): Accept symbol references as addresses.
15003 (s390_expand_insv): Use rotate and insert selected bits
15004 instruction for insv when building for z10.
15005 (print_operand_address): Handle symbol ref addresses.
15006 (print_operand): Output modifier 'c' added for signed byte values.
15007 (s390_encode_section_info): Mark symbol refs with
15008 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15010 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15011 (length attribute): RRF, RRR have 4 byte length.
15012 (FPALL, INTALL): New mode iterators added.
15013 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15014 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15015 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15016 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15017 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15018 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15019 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15020 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15022 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15023 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15024 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15025 reload<INTALL:mode><P:mode>_toreg_z10,
15026 reload<FPALL:mode><P:mode>_tomem_z10,
15027 reload<FPALL:mode><P:mode>_toreg_z10,
15028 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15029 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15030 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15031 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15033 (movmem, clrmem, cmpmem): New splitters added.
15035 * config/s390/predicates.md (larl_operand): Use
15036 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15037 SYMBOL_REF_ALIGN1_P.
15038 (s390_signed_integer_comparison,
15039 s390_unsigned_integer_comparison): New predicates.
15041 * config/s390/s390-protos.h (s390_check_symref_alignment,
15042 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15043 s390_reload_symref_address,
15044 s390_compare_and_branch_condition_mask): Prototypes added.
15046 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15047 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15048 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15050 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15052 * config/s390/s390.c (z10_cost): New cost function for z10.
15053 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15054 (s390_issue_rate): Adjust issue rate for z10.
15055 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15056 (processor_flags): Add PF_Z10.
15057 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15058 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15059 * gcc/config.gcc: Add z10.
15061 2008-05-28 Richard Guenther <rguenther@suse.de>
15063 PR tree-optimization/36291
15064 * tree-flow. h (struct gimple_df): Remove var_anns member.
15065 * tree-flow-inline.h (gimple_var_anns): Remove.
15066 (var_ann): Simplify.
15067 * tree-dfa.c (create_var_ann): Simplify.
15068 (remove_referenced_var): Clear alias info from var_anns of globals.
15069 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15070 (delete_tree_ssa): Clear alias info from var_anns of globals.
15071 Do not free var_anns.
15072 (var_ann_eq): Remove.
15073 (var_ann_hash): Likewise.
15075 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15077 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15078 and loongson2f entries.
15079 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15080 * config/mips/mips.h (processor_type): Add Loongson-2E
15081 and Loongson-2F entries.
15082 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15083 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15084 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15085 * doc/invoke.texi (MIPS Options): Document loongson2e
15086 and loongson2f processor names.
15088 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15092 * config/i386/i386.c (ix86_function_arg_boundary): Use
15093 alignment of canonical type.
15094 (ix86_expand_vector_move): Check unaligned memory access for
15097 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15099 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15100 Moved to the front of file.
15102 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15103 H.J. Lu <hongjiu.lu@intel.com>
15105 * dwarf2out.c (current_fde): New.
15107 (lookup_cfa:): Likewise.
15108 (dwarf2out_end_epilogue): Likewise.
15109 (dwarf2out_note_section_used): Likewise.
15111 2008-05-27 Michael Matz <matz@suse.de>
15114 * c.opt (Wenum-compare): New warning option.
15115 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15117 2008-05-27 Michael Matz <matz@suse.de>
15119 PR middle-end/36326
15120 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15122 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15123 into memory as tail calls.
15125 2008-05-27 Richard Guenther <rguenther@suse.de>
15127 PR tree-optimization/36339
15128 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15129 pointers cause all addressable variables to be call clobbered.
15131 2008-05-27 Richard Guenther <rguenther@suse.de>
15133 PR tree-optimization/36245
15134 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15136 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15138 * config/s390/s390.md: Replace all occurences of the 'm'
15139 constraint with 'RT'.
15141 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15143 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15145 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15147 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15148 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15149 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15151 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15153 * reload.c: (find_reloads): Skip alternatives according to the
15154 "enabled" attribute. Constify the constraint variable.
15155 * recog.c (get_attr_enabled): Add default implementation.
15156 (extract_insn): Set the alternative_enabled_p array
15157 in the recog_data struct.
15158 (preprocess_constraints, constrain_operands): Skip
15159 alternatives according to the "enabled" attribute
15160 * recog.h (struct recog_data): New field alternative_enabled_p.
15161 (skip_alternative): New inline function.
15162 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15163 (record_reg_classes): Skip alternative according to the
15164 "enabled" attribute.
15166 * doc/md.texi: Add documention for the "enabled" attribute.
15168 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15170 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15171 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15172 constraint with TARGET_MEM_CONSTRAINT.
15173 * recog.c (asm_operand_ok, preprocess_constraints,
15174 constrain_operands): Likewise.
15175 * regclass.c (record_reg_classes): Likewise.
15176 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15177 * reload1.c (maybe_fix_stack_asms): Likewise.
15178 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15179 * recog.h: Adjust comment.
15180 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15181 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15182 * doc/md.texi: Add a note to description of 'm' constraint.
15183 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15185 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15187 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15188 that the bitfield is of integral type before testing its precision.
15190 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15191 Sa Liu <saliu@de.ibm.com>
15193 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15194 __modti3, __udivti3, __umodti3 and __udivmodti4.
15195 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15196 that implement TImode mul and div functions.
15197 * config/spu/multi3.c: New. Implement __multi3.
15198 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15199 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15202 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15204 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15205 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15206 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15207 tls_sysv_suffix): New mode and mode attribute iterators.
15208 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15209 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15210 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15211 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15212 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15215 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15217 PR tree-optimization/36329
15218 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15219 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15220 * cgraphbuild.c (initialize_inline_failed): Use the latter
15221 macro in lieu of the former.
15222 * ipa-inline.c (cgraph_mark_inline): Likewise.
15223 (cgraph_decide_inlining_of_small_function): Likewise.
15224 (cgraph_decide_inlining): Likewise.
15225 (cgraph_decide_inlining_incrementally): Likewise.
15227 2008-05-26 Tristan Gingold <gingold@adacore.com>
15228 Anatoly Sokolov <aesok@post.ru>
15230 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15231 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15232 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15233 optimization for 'avr6' architecture.
15235 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15238 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15240 2008-05-26 Richard Guenther <rguenther@suse.de>
15242 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15243 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15245 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15247 PR middle-end/36253
15248 * caller-save.c (insert_restore): Verify alignment of spill space.
15249 (insert_save): Likewise.
15250 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15251 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15252 (STACK_SLOT_ALIGNMENT): Likewise.
15253 * function.c (LOCAL_ALIGNMENT): Removed.
15254 (get_stack_local_alignment): New.
15255 (assign_stack_local): Use it. Set alignment on stack slot.
15256 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15257 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15258 (STACK_SLOT_ALIGNMENT): New.
15259 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15260 stack slot in XFmode.
15262 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15264 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15267 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15268 argument operand in rax isn't removed.
15270 2008-05-26 Richard Guenther <rguenther@suse.de>
15272 PR middle-end/36300
15273 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15274 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15276 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15279 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15281 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15283 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15284 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15286 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15288 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15289 build a trampoline if we don't want one.
15290 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15291 return zero for nested functions if we don't want a trampoline.
15293 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15295 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15297 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15300 * c.opt: Removed undocumented option '-lang-fortran'.
15301 * c-common.h: Removed global variable 'lang_fortran'.
15302 * c-opts.c (c_common_handle_option): Removed code to handle
15303 option '-lang-fortran'. Updated includes.
15304 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15305 definition of '__GFORTRAN__'.
15306 (define__GNUC__): Reimplemented to use BASEVER and
15307 cpp_define_formatted.
15308 (builtin_define_with_value_n): Removed.
15309 * c-incpath.h: Renamed to ...
15310 * incpath.h: ... this.
15311 * c-incpath.c: Renamed to ...
15312 * incpath.c: ... this. Updated includes.
15313 * fix-header.c: Updated includes.
15314 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15315 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15316 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15318 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15320 * tree.h: Update the table of flags used on tree nodes.
15321 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15322 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15323 (FORCED_LABEL): Add access check.
15324 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15325 (ASM_INPUT_P): Likewise.
15326 (ASM_VOLATILE_P): Likewise.
15327 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15328 (OMP_SECTION_LAST): Access private_flag directly.
15329 (OMP_RETURN_NOWAIT): Likewise.
15330 (OMP_PARALLEL_COMBINED): Likewise.
15331 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15332 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15333 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15334 deprecated_flag directly.
15336 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15338 * final.c (frame_pointer_needed): Removed.
15339 * flags.h (frame_pointer_needed): Likewise.
15341 * function.h (rtl_data): Add frame_pointer_needed.
15342 (frame_pointer_needed): New.
15344 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15346 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15348 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15350 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15353 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15355 * c-common.c (strip_array_types): Move function to..
15357 (get_inner_array_type): Delete.
15358 * c-common.h (strip_array_types): Move declaration to..
15360 (get_inner_array_type): Delete.
15361 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15362 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15363 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15364 * config/pa/pa.c (emit_move_sequence): Likewise.
15366 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15368 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15371 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15373 * function.c: Include target hook for nonlocal_goto frame value.
15375 2008-05-24 Richard Guenther <rguenther@suse.de>
15377 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15378 variable can be only accessed through a pointer or a union.
15380 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15382 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15383 * doc/extend.texi: Likewise.
15385 2008-05-23 DJ Delorie <dj@redhat.com>
15387 * config/m32c/jump.md (untyped_call): Add.
15389 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15390 for A24 to PSImode.
15391 (m32c_address_cost): Detail costs for indirect offsets.
15393 2008-05-23 Rafael EspÃndola <espindola@google.com>
15395 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15396 if a node is a SUBREG.
15397 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15400 2008-05-23 Paul Brook <paul@codesourcery.com>
15401 Carlos O'Donell <carlos@codesourcery.com>
15403 * doc/extend.texi: Clarify use of __attribute__((naked)).
15404 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15405 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15406 * function.c (use_register_for_decl): Use
15407 targetm.calls.allocate_stack_slots_for_args.
15408 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15409 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15410 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15412 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15414 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
15416 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
15418 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
15419 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
15420 is only rounded once.
15422 2008-05-23 Richard Guenther <rguenther@suse.de>
15424 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
15426 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
15427 Jakub Jelinek <jakub@redhat.com>
15430 * configure.ac: Handle --enable-cld.
15431 * configure: Regenerated.
15432 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
15433 * config/i386/i386.h (struct machine_function): Add needs_cld field.
15434 (ix86_current_function_needs_cld): New define.
15435 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
15436 (cld): New isns pattern.
15437 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
15438 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
15439 * config/i386/i386.opt (mcld): New option.
15440 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
15441 TARGET_CLD and ix86_current_function_needs_cld.
15442 (override_options): Use -mcld by default for 32-bit code if
15445 * doc/install.texi (Options specification): Document --enable-cld.
15446 * doc/invoke.texi (Machine Dependent Options)
15447 [i386 and x86-64 Options]: Add -mcld option.
15448 (Intel 386 and AMD x86-64 Options): Document -mcld option.
15450 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
15451 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
15452 (return_in_memory_64): Likewise.
15453 (return_in_memory_ms_64): Likewise.
15455 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15457 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
15458 * builtins.c (fold_builtin_fpclassify): New.
15459 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
15460 * builtins.def (BUILT_IN_FPCLASSIFY): New.
15461 * c-common.c (handle_type_generic_attribute): Adjust to accept
15462 fixed arguments before an elipsis.
15463 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
15464 * doc/extend.texi: Document __builtin_fpclassify.
15466 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
15468 * omp-low.c (gate_expand_omp_ssa): Remove.
15469 (pass_expand_omp_ssa): Remove.
15470 (gate_expand_omp): Do not check for flag_openmp_ssa.
15471 * common.opt (-fopenmp-ssa): Remove.
15472 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
15474 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
15476 * config/sh/sh.opt (mfixed-range): New option.
15477 * config/sh/sh-protos.h (sh_fix_range): Declare.
15478 * config/sh/sh.c (sh_fix_range): New function.
15479 * config/sh/sh.h (sh_fixed_range_str): Declare.
15480 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
15482 * doc/invoke.texi (SH Options): Document -mfixed-range.
15484 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
15486 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
15487 it before the redeclaration.
15489 2008-05-22 Anatoly Sokolov <aesok@post.ru>
15491 * config/avr/avr.c (get_sequence_length): Add new function.
15492 (expand_prologue, expand_epilogue): Remove duplicate code.
15494 2008-05-22 Rafael EspÃndola <espindola@google.com>
15496 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
15499 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
15501 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
15502 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
15504 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
15505 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
15506 (vect_update_misalignment_for_peel): Likewise.
15507 (vector_alignment_reachable_p): Likewise.
15508 * tree-vect-transform.c (vectorizable_load): Likewise.
15509 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
15510 (get_vectype_for_scalar_type): Pass mode of scalar_type
15511 to UNITS_PER_SIMD_WORD.
15513 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
15514 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
15515 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
15516 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
15517 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
15519 2008-05-22 Ira Rosen <irar@il.ibm.com>
15521 PR tree-optimization/36293
15522 * tree-vect-transform.c (vect_transform_strided_load): Don't check
15523 if the first load must be skipped because of a gap.
15525 2008-05-22 Richard Guenther <rguenther@suse.de>
15527 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
15528 more cases of offset disambiguation that is possible if
15529 strict-aliasing rules apply.
15530 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
15531 for basic offset and type-based disambiguation.
15533 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15535 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
15536 ix86_expand_vector_set on V16QImode for SSE4.1.
15538 2008-05-21 Tom Tromey <tromey@redhat.com>
15540 * c.opt (Wimport): Mark as undocumented.
15541 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
15543 (Warning Options): Likewise.
15544 * doc/cppopts.texi: Don't mention -Wimport.
15546 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
15548 PR tree-optimization/36287
15549 PR tree-optimization/36286
15550 * lambda-code.c (build_access_matrix): Do not use the loop->num
15551 for computing the number of induction variables: use the loop depth
15554 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
15557 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
15558 option -f(no-)leading-underscore.
15560 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15562 * config/i386/i386.c (ix86_expand_vector_init_general): Use
15563 GET_MODE_NUNITS (mode).
15565 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
15567 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
15568 (-mmulhw): Add 464 to description.
15569 (-mdlmzb): Likewise.
15570 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
15571 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
15573 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
15574 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
15575 * config/rs6000/rs6000.md: Update comments for 464.
15577 2008-05-21 Janis Johnson <janis187@us.ibm.com>
15579 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
15581 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15583 * config/i386/sse.md (vec_extractv4sf): Removed.
15584 (vec_extractv2df): Likewise.
15585 (vec_extractv2di): Likewise.
15586 (vec_extractv4si): Likewise.
15587 (vec_extractv8hi): Likewise.
15588 (vec_extractv16qi): Likewise.
15589 (vec_extract<mode>): New.
15591 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15593 * config/i386/sse.md (vec_setv4sf): Removed.
15594 (vec_setv2df): Likewise.
15595 (vec_setv2di): Likewise.
15596 (vec_setv4si): Likewise.
15597 (vec_setv8hi): Likewise.
15598 (vec_setv16qi): Likewise.
15599 (vec_set<mode>): New.
15601 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15603 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
15604 goto for vec_concat and vec_interleave.
15606 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15608 * config/i386/sse.md (vec_initv4sf): Removed.
15609 (vec_initv2df): Likewise.
15610 (vec_initv2di): Likewise.
15611 (vec_initv4si): Likewise.
15612 (vec_initv8hi): Likewise.
15613 (vec_initv16qi): Likewise.
15614 (vec_init<mode>): New.
15616 2008-05-21 Joseph Myers <joseph@codesourcery.com>
15618 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
15620 2008-05-21 Tom Tromey <tromey@redhat.com>
15622 * ggc-zone.c (lookup_page_table_if_allocated): New function.
15623 (zone_find_object_offset): Likewise.
15624 (gt_ggc_m_S): Likewise.
15625 (highest_bit): Likewise.
15626 * ggc-page.c (gt_ggc_m_S): New function.
15627 * stringpool.c (string_stack): Remove.
15628 (init_stringpool): Update.
15629 (ggc_alloc_string): Use ggc_alloc.
15630 (maybe_delete_ident): New function.
15631 (ggc_purge_stringpool): Likewise.
15632 (gt_ggc_m_S): Remove.
15633 * ggc-common.c (ggc_protect_identifiers): New global.
15634 (ggc_mark_roots): Call ggc_purge_stringpool. Use
15635 ggc_protect_identifiers.
15636 * ggc.h (ggc_protect_identifiers): Declare.
15637 (gt_ggc_m_S): Update.
15638 (ggc_purge_stringpool): Declare.
15639 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
15640 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
15642 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
15644 2008-05-21 David S. Miller <davem@davemloft.net>
15646 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
15649 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
15651 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
15654 2008-05-20 David Daney <ddaney@avtrex.com>
15656 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
15657 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
15658 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15659 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15660 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
15661 (atomic_hiqi_op): New define_code_iterator.
15662 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
15663 mips_expand_compare_and_swap_12.
15664 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
15665 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
15666 (sync_<optab><mode>, sync_old_<optab><mode>,
15667 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
15668 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
15669 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
15670 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
15671 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
15672 (test_and_set_12): New insn.
15673 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
15674 sync_new_<optab><mode>, sync_old_nand<mode>,
15675 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
15676 clobber to operand 0 for SI and DI mode insns.
15677 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
15678 mips_gen_fn_4): New typedefs.
15679 (mips_gen_fn_ptrs): Define new union type.
15680 (mips_expand_compare_and_swap_12): Remove declaration.
15681 (mips_expand_atomic_qihi): Declare function.
15682 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
15683 (mips_expand_atomic_qihi): ... this. Use new generator function
15685 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
15686 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
15687 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
15688 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
15689 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
15690 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
15691 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
15692 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
15693 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
15694 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
15697 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
15699 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
15702 2008-05-20 Anatoly Sokolov <aesok@post.ru>
15704 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
15705 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
15706 (avr_attribute_table): Add 'OS_main' function attribute.
15707 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
15708 functions with 'OS_main' attribute.
15710 2008-05-20 Richard Guenther <rguenther@suse.de>
15712 PR tree-optimization/35204
15713 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
15714 helper, split out from ...
15715 (DFS): ... here. Make the DFS walk non-recursive.
15717 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
15718 Jan Sjodin <jan.sjodin@amd.com>
15720 PR tree-optimization/36181
15721 * tree-parloops.c (loop_has_vector_phi_nodes): New.
15722 (parallelize_loops): Don't parallelize when the loop has vector
15725 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15726 Sebastian Pop <sebastian.pop@amd.com>
15728 * tree-loop-linear.c (gather_interchange_stats): Look in the access
15729 matrix, and never look at the tree representation of the memory
15731 (linear_transform_loops): Computes parameters and access matrices.
15732 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
15734 (access_matrix_get_index_for_parameter): New.
15735 * tree-data-ref.h (struct access_matrix): New.
15736 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
15737 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
15738 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
15739 am_vector_index_for_loop): New.
15740 (struct data_reference): Add field access_matrix.
15741 (DR_ACCESS_MATRIX): New.
15742 (compute_data_dependences_for_loop): Update declaration.
15743 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
15744 * lambda.h (lambda_vector_vec_p): Declared.
15745 * lambda-code.c: Depend on pointer-set.h.
15746 (lambda_collect_parameters_from_af, lambda_collect_parameters,
15747 av_for_af_base, av_for_af, build_access_matrix,
15748 lambda_compute_access_matrices): New.
15749 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
15751 2008-05-20 Joseph Myers <joseph@codesourcery.com>
15753 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
15754 $SOURCEDIR/include.
15756 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15757 Sebastian Pop <sebastian.pop@amd.com>
15759 PR tree-optimization/36206
15760 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
15762 (instantiate_scev_1): Rename flags to fold_conversions.
15763 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
15764 outeside instantiation_loop.
15765 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
15766 (evolution_function_is_affine_or_constant_p): Removed.
15767 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
15769 (analyze_siv_subscript): Pass in the loop nest number.
15770 Call evolution_function_is_affine_in_loop instead of
15771 evolution_function_is_affine_p.
15772 (analyze_overlapping_iterations): Pass in the loop nest number.
15774 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15775 Sebastian Pop <sebastian.pop@amd.com>
15777 PR tree-optimization/36206
15778 * tree-chrec.h (chrec_fold_op): New.
15779 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
15782 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
15784 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
15786 (remove_duplicates): Do not set inode on non-inode systems.
15789 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
15791 * config.gcc (tm_file): Update comments about relative pathnames.
15793 2008-05-20 Richard Guenther <rguenther@suse.de>
15795 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
15796 * tree-ssa-sccvn.c (process_scc): Likewise.
15797 * tree-ssa-sink.c (execute_sink_code): Likewise.
15798 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
15799 * tree-vrp.c (process_assert_insertions): Likewise.
15800 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15801 (perform_tree_ssa_dce): Likewise.
15802 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15803 (dump_dominator_optimization_stats): Likewise.
15804 * tree-vectorizer.c (vectorize_loops): Likewise.
15806 2008-05-20 Richard Guenther <rguenther@suse.de>
15808 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
15810 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
15812 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
15813 (ix86_i386elf_return_in_memory): Likewise.
15814 (ix86_i386interix_return_in_memory): Likewise.
15815 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
15816 (SUBTARGET_RETURN_IN_MEMORY): New.
15817 * config/i386/i386elf.h: Likewise.
15818 * config/i386/ptx4-i.h: Likewise.
15819 * config/i386/sol2-10.h: Likewise.
15820 * config/i386/sysv4.h: Likewise.
15821 * config/i386/vx-common.h: Likewise.
15822 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
15823 * config/i386/i386.c (ix86_return_in_memory): Made static and
15824 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
15825 (ix86_i386elf_return_in_memory): Removed.
15826 (ix86_i386interix_return_in_memory): Removed.
15827 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
15828 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
15830 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
15832 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
15834 2008-05-19 Xinliang David Li <davidxl@google.com>
15836 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
15838 * common.opt: Ditto.
15839 * doc/invoke.texi: Ditto.
15841 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
15843 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
15844 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
15846 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15848 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
15849 sizes of operand array from 8/4 to 4/2.
15850 (ix86_expand_vector_init_general): Change size of operand array
15851 from 32 to 16. Remove op0, op1 and half_mode.
15853 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15855 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
15856 (ix86_expand_vector_init_interleave): Likewise.
15857 (ix86_expand_vector_init_general): Use them. Assert
15858 word_mode == SImode when n_words == 4.
15860 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
15862 * config/i386/i386.c (ix86_secondary_reload): New static function.
15863 (TARGET_SECONDARY_RELOAD): New define.
15864 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
15865 * config/i386/i386.md (reload_outqi): Remove.
15867 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15869 PR middle-end/35509
15870 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
15871 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
15872 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
15873 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
15874 (fold_builtin_1): Likewise.
15875 * builtins.def (BUILT_IN_ISINF_SIGN): New.
15876 c-common.c (check_builtin_function_arguments): Handle
15877 BUILT_IN_ISINF_SIGN.
15878 * doc/extend.texi: Document __builtin_isinf_sign.
15879 * fold-const.c (operand_equal_p): Handle COND_EXPR.
15881 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
15883 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
15884 EH cleanup at the end of the pass, search for those that have been
15885 turned into forwarder blocks and do the cleanup on their successor.
15887 2008-05-18 Richard Guenther <rguenther@suse.de>
15889 * tree-cfg.c (verify_gimple_expr): Allow conversions from
15890 pointers to sizetype and vice versa.
15892 2008-05-18 Xinliang David Li <davidxl@google.com>
15894 * gcc/tree-ssa-dce.c: Coding style fix.
15895 (check_pow): Documentation comment.
15896 (check_log): Documenation comment. Coding style fix.
15897 (is_unnecessary_except_errno_call): Ditto.
15898 (gen_conditions_for_pow): Ditto.
15899 (gen_conditions_for_log): Ditto.
15900 (gen_shrink_wrap_conditions): Ditto.
15901 (shrink_wrap_one_built_in_calls): Ditto.
15902 * gcc/doc/invoke.texi: Better documentation string.
15903 * ChangeLog: Fix wrong change log entries from
15904 May 17 checkin on function call DCE.
15906 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
15908 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
15910 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15912 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
15913 * df-problems.c (simulation routines): Fixed block comment to
15914 properly say how to add forwards scanning functions.
15916 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15918 * tree-inline.c (setup_one_parameter): Remove dead code.
15920 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15922 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
15923 a BIT_AND_EXPR only for an INTEGER_TYPE.
15925 2008-05-17 Xinliang David Li <davidxl@google.com>
15927 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
15928 (check_pow, check_log, is_unnecessary_except_errno_call): New
15929 functions to check for eliminating math functions that are pure
15930 except for setting errno.
15931 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
15932 general condition expressions for shrink-wrapping pow/log calls.
15933 (gen_shrink_wrap_conditions): Ditto.
15934 (shrink_wrap_one_built_in_call): Ditto.
15935 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
15936 (mark_operand_necessary): If debugging, output if OP is necessary.
15937 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
15939 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
15941 * gcc/common.opt: New user flag -ftree-builtin-dce.
15942 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
15944 2008-05-16 David S. Miller <davem@davemloft.net>
15946 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
15947 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15949 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
15952 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
15954 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15956 * ifcvt.c (dead_or_predicable): Rename
15957 df_simulate_one_insn_backwards to df_simulate_one_insn.
15958 * recog.c (peephole2_optimize): Ditto.
15959 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
15961 * df.h: Rename df_simulate_one_insn_backwards to
15962 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
15963 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
15964 scanning of defs and uses.
15965 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
15966 (df_simulate_one_insn_forwards): Removed.
15968 2008-05-16 Doug Kwan <dougkwan@google.com>
15970 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
15972 (real_from_string): Handle NaNs and Inf as approriate.
15974 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15976 * doc/gty.texi (Source Files Containing Type Information): Note
15977 that headers should appear first in the gtfiles list.
15979 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15981 * tree.def (COND_EXEC): Properly documented this code.
15983 2008-05-16 Diego Novillo <dnovillo@google.com>
15985 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
15986 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
15989 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15991 * tree-ssa-dse (max_stmt_uid): Removed.
15992 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
15993 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
15994 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
15995 * function.h (cfun.last_stmt_uid): New field.
15996 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
15997 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
15999 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16000 (create_stmt_ann): Initialize the ann->uid field.
16001 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16003 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16005 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16007 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16008 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16009 (init_empty_tree_cfg): Call it.
16011 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16013 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16016 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16018 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16019 * tree-dump.c (dump_options): New verbose option.
16020 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16022 * tree-pass.h (TDF_VERBOSE): New dump flag.
16023 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16024 (tree-flow.h): Added include.
16025 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16027 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16029 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16031 From Jie Zhang <jie.zhang@analog.com>
16032 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16033 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16034 mcpu=bf561-none and mcpu=bf561-0.2.
16035 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16036 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16037 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16038 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16039 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16040 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16041 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16043 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16044 (cputype_selected): Remove.
16045 (bfin_handle_option): Don't use cputype_selected.
16046 (override_options): When no mcpu option, enable all workarounds.
16047 Don't use bfin_workarounds.
16048 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16050 (DEFAULT_CPU_TYPE): Don't define.
16052 2008-05-16 Richard Guenther <rguenther@suse.de>
16054 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16055 on deletion of the last stmt.
16057 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16059 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16060 V8HImode for SSE2 and V16QImode for SSE4.1.
16062 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16064 * cgraph.h (compute_inline_parameters): Made public.
16065 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16066 variable_generate_summary, function_write_summary,
16067 variable_write_summary, variable_read_summary. Added generate_summary,
16068 write_summary, read_summary.
16069 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16070 pass_ipa_inline.function_generate_summary, to
16071 compute_inline_parameters.
16072 * ipa-inline.c (compute_inline_parameters): Made public and added
16074 (compute_inline_parameters_for_current): New function.
16075 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16076 (inline_generate_summary): Removed parameter and made to loop over
16078 (pass_ipa_inline): Updated for new IPA_PASS structure.
16079 * passes.c (execute_ipa_summary_passes): Now is called once per
16080 pass rather than once per node*pass.
16082 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16084 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16085 avr_have_mul_p, avr_asm_only_p): Remove variables.
16086 (avr_override_options): Remove initialization of removed variables.
16087 (avr_file_start): Convert removed variables to fields of
16088 'struct base_arch_s *avr_current_arch'.
16089 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16090 (AVR_HAVE_MUL): (Ditto.).
16091 (AVR_HAVE_MOVW): (Ditto.).
16092 (AVR_HAVE_LPMX): (Ditto.).
16093 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16094 avr_asm_only_p): Remove declaration.
16096 2008-05-15 Diego Novillo <dnovillo@google.com>
16098 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16099 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16101 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16103 PR middle-end/36194
16104 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16105 Don't call record_truncated_value from here.
16106 (record_truncated_value): Turn it into a for_each_rtx callback.
16107 (record_truncated_values): New function.
16108 (combine_instructions): Call note_uses with record_truncated_values.
16109 Change name of check_conversion to check_promoted_subreg.
16111 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16113 * doc/sourcebuild.texi: Document support for torture tests.
16115 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16117 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16118 to alternative 4 of operand 2.
16120 2008-05-15 Richard Guenther <rguenther@suse.de>
16122 * tree-pass.h (current_pass): Declare.
16123 (get_pass_for_id): Likewise.
16124 * passes.c (passes_by_id, passes_by_id_size): New globals.
16125 (set_pass_for_id): New function.
16126 (get_pass_for_id): Likewise.
16127 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16128 (execute_function_todo): Flush per function statistics.
16129 * toplev.c (compile_file): Init statistics.
16130 (general_init): Do early statistics initialization.
16131 (finalize): Finish statistics.
16132 * statistics.h (statistics_early_init): Declare.
16133 (statistics_init): Likewise.
16134 (statistics_fini): Likewise.
16135 (statistics_fini_pass): Likewise.
16136 (statistics_counter_event): Likewise.
16137 (statistics_histogram_event): Likewise.
16138 * statistics.c: New file.
16139 * Makefile.in (OBJS-common): Add statistics.o.
16140 (statistics.o): Add dependencies.
16141 * doc/invoke.texi (-fdump-statistics): Document.
16143 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16144 (insert): Likewise.
16145 (execute_pre): Use statistics_counter_event.
16146 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16147 (substitute_and_fold): Increment it. Use statistics_counter_event.
16149 2008-05-15 Diego Novillo <dnovillo@google.com>
16151 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16153 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16154 * tree-ssa-alias.c (new_type_alias): Remove references to
16155 sub-variables from comment.
16156 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16158 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16160 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16161 attribute to 1 only for insertps alternative.
16163 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16165 * config/bfin/bfin.md (loadbytes): New pattern.
16166 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16167 (bfin_init_builtins): Initialize it.
16168 (bdesc_1arg): Add it.
16170 2008-05-15 Sa Liu <saliu@de.ibm.com>
16172 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16173 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16174 * testsuite/lib/target-supports.exp: Add
16175 check_effective_target_fortran_integer_16.
16177 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16179 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16180 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16181 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16182 (TARGET_RETURN_IN_MEMORY): Define.
16184 2008-05-15 Richard Guenther <rguenther@suse.de>
16186 PR middle-end/36244
16187 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16188 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16189 represent unmodifiable vars.
16191 2008-05-15 Richard Guenther <rguenther@suse.de>
16193 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16194 INDIRECT_REF and TARGET_MEM_REF.
16195 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16198 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16199 H.J. Lu <hongjiu.lu@intel.com>
16201 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16202 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16203 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16204 insn alternatives. Add missing alternatives.
16205 (*vec_concatv2di_rex64_sse4_1): Likewise.
16206 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16207 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16208 Require TARGET_SSE.
16210 2008-05-15 Richard Guenther <rguenther@suse.de>
16212 PR tree-optimization/36009
16213 PR tree-optimization/36204
16214 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16215 (determine_invariantness_stmt): Record the loop a store is
16216 always executed in.
16217 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16220 2008-05-15 Richard Guenther <rguenther@suse.de>
16222 PR tree-optimization/34330
16223 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16224 through the pointer will alias the SMT.
16226 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16228 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16230 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16232 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16234 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16235 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16237 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16238 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16239 (vashl_optab): New optab for vector/vector shifts.
16240 (vashr_optab): Ditto.
16241 (vlshr_optab): Ditto.
16242 (vrotl_optab): Ditto.
16243 (vrotr_optab): Ditto.
16244 (optab_subtype): New enum for optab_for_tree_code call.
16245 (optab_for_tree_code): Add enum optab_subtype argument.
16247 * optabs.c (optab_for_tree_code): Take an additional argument to
16248 distinguish between a vector shift by a scalar and vector shift by
16249 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16250 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16251 vector shift by a vector.
16252 (expand_widen_pattern_expr): Pass additional argument to
16253 optab_for_tree_code.
16255 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16256 vrotl_optab, vrotr_optab.
16258 * expr.c (expand_expr_real_1): Update calls to
16259 optab_for_tree_code to distinguish between vector shifted by a
16260 scalar and vector shifted by a vector.
16261 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16262 (supportable_narrowing_operation): Ditto.
16263 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16264 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16265 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16266 (vect_create_epilog_for_reduction): Ditto.
16267 (vectorizable_reduction): Ditto.
16268 (vectorizable_operation): Ditto.
16269 (vect_strided_store_supported): Ditto.
16270 (vect_strided_load_supported): Ditto.
16271 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16272 * expmed.c (expand_shift): Ditto.
16274 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16276 (ashr@var{m}3): Ditto.
16277 (vashl@var{m}3): Document new vector/vector shift standard name.
16278 (vashr@var{m}3): Ditto.
16279 (vlshr@var{m}3): Ditto.
16280 (vrotl@var{m}3): Ditto.
16281 (vrotr@var{m}3): Ditto.
16283 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16284 (PPERM_INVERT): Ditto.
16285 (PPERM_REVERSE): Ditto.
16286 (PPERM_REV_INV): Ditto.
16287 (PPERM_ZERO): Ditto.
16288 (PPERM_ONES): Ditto.
16289 (PPERM_SIGN): Ditto.
16290 (PPERM_INV_SIGN): Ditto.
16291 (PPERM_SRC1): Ditto.
16292 (PPERM_SRC2): Ditto.
16294 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16295 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16296 allows a memory operand to be the value being added, and split it
16297 to improve vectorization.
16298 (sse5_pmacsdqh_mem): Ditto.
16299 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16300 (sse5_mulv2div2di3_high): Ditto.
16301 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16302 (vec_pack_trunc_v4si): Ditto.
16303 (vec_pack_trunc_v2di): Ditto.
16304 (sse5_pcmov_<mode>): Remove code that tried to use use
16305 andps/andnps instead of pcmov.
16306 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16307 pmacsdqh instructions.
16308 (vec_widen_smult_lo_v4si): Ditto.
16310 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16311 (PPERM_INVERT): Ditto.
16312 (PPERM_REVERSE): Ditto.
16313 (PPERM_REV_INV): Ditto.
16314 (PPERM_ZERO): Ditto.
16315 (PPERM_ONES): Ditto.
16316 (PPERM_SIGN): Ditto.
16317 (PPERM_INV_SIGN): Ditto.
16318 (PPERM_SRC1): Ditto.
16319 (PPERM_SRC2): Ditto.
16320 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16322 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16324 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16325 says ignore whether the last reference is a memory operand.
16327 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16328 Paolo Bonzini <bonzini at gnu dot org>
16330 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16333 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16334 (vlshr<mode>3): Rename from vlshr<mode>3.
16335 (vashr<mode>3): Rename from vashr<mode>3.
16336 (mulv4sf3): Change the names of vector shift patterns.
16340 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16343 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16368 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16369 (floatunssidf2_internal): Change vector/vector shift names.
16370 (floatunsdidf2_internal): Ditto.
16377 (vashl<mode>3): Rename from ashl<mode>3.
16378 (vashr<mode>3): Rename from ashr<mode>3.
16379 (vlshr<mode>3): Rename from lshr<mode>3.
16380 (vrotl<mode>3): Rename from rotl<mode>3.
16382 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16385 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16386 multiply gives the wrong value when doing widening multiplies.
16387 (vec_widen_smult_lo_v4si): Ditto.
16389 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16391 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16392 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16393 emit_library_call_value.
16394 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16395 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16396 * calls.c (initialize_argument_information, precompute_arguments,
16397 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16398 (precompute_arguments): Removed flags parameter.
16399 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16401 2008-05-14 Richard Guenther <rguenther@suse.de>
16403 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16404 Make sure to register the store if the use is a PHI_NODE.
16406 2008-05-14 Olivier Hainque <hainque@adacore.com>
16408 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16409 memory if the component is to be referenced in BLKmode according
16410 to get_inner_reference.
16412 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16414 * calls.c (emit_library_call_value_1): Restore code clearing
16415 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
16417 2008-05-14 Olivier Hainque <hainque@adacore.com>
16418 Nicolas Roche <roche@adacore.com>
16420 * configure.ac: Add support for a "gcc_subdir" variable in
16421 config-lang.in, to denote a subdirectory where the language/GCC
16422 integration files are to be found.
16423 * configure: Regenerate.
16425 2008-05-14 Ira Rosen <irar@il.ibm.com>
16427 PR tree-optimization/36098
16428 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
16429 value for the first load in the group in case of a gap.
16430 (vect_build_slp_tree): Check that there are no gaps in loads.
16432 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16434 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
16435 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
16436 expand_copysign_bit, ): Change call to emit_no_conflict_block to
16437 emit_insn and remove unneeded code to construct extra args.
16438 (emit_no_conflict_block): Removed.
16439 * optabls.h: (emit_no_conflict_block): Removed.
16440 * cse.c (cse_extended_basic_block): Remove search for
16441 REG_NO_CONFLICT note.
16442 * global.c: Removed incorrect comment added in revision 117.
16443 * expr.c (convert_move): Change call to emit_no_conflict_block to
16445 * recog.c: Change comments so that they do not mention
16447 * local_alloc.c (combine_regs): Removed last parameter.
16448 (no_conflict_p): Removed.
16449 (block_alloc): Removed note, no_conflict_combined_regno and set
16450 local vars. Removed all code to process REG_NO_CONFLICT blocks.
16451 (combine_regs): Removed already_dead and code to look for
16452 REG_NO_CONFLICT notes.
16453 * lower_subreg (remove_retval_note): Removed code to look for
16454 REG_NO_CONFLICT block.
16455 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
16456 (resolve_clobber): Remove code to process libcalls that have
16457 REG_NO_CONFLICT notes.
16458 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
16460 * combine.c (can_combine_p, distribute_notes): Removed
16461 REG_NO_CONFLICT case.
16462 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
16464 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
16465 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
16467 * reg-notes.def (NO_CONFLICT): Removed.
16469 2008-05-14 David S. Miller <davem@davemloft.net>
16471 * config/sparc/sparc.c (sparc_profile_hook): If
16472 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
16473 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
16474 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16476 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
16478 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
16480 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
16483 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
16484 and op1 expansion before vector concat to have less live pseudos.
16486 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
16488 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16489 ix86_expand_vector_set if supported.
16491 2008-05-13 Diego Novillo <dnovillo@google.com>
16492 Kenneth Zadeck <zadeck@naturalbridge.com>
16494 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
16496 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
16497 phinodes_print_statistics, init_ssanames, fini_ssanames,
16498 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
16499 release_ssa_name, release_defs, replace_ssa_name_symbol,
16500 ssanames_print_statistics): Move ...
16501 * tree-flow.h: ... here.
16502 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
16503 Use FN instead of cfun.
16504 (make_ssa_name_fn): Rename from make_ssa_name.
16505 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
16506 * tree-flow-inline.h (make_ssa_name): Move from
16507 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
16508 * omp-low.c (expand_omp_parallel):
16509 * tree-flow-inline.h (redirect_edge_var_map_result):
16510 * tree-ssa.c (init_tree_ssa): Add argument FN.
16511 Use it instead of cfun. Update all users.
16513 2008-05-13 Tom Tromey <tromey@redhat.com>
16515 PR preprocessor/22168:
16516 * doc/cpp.texi (Top): Update menu.
16517 (Alternatives to Wrapper #ifndef): New node.
16518 (Other Directives): Document deprecation.
16519 (Obsolete Features): Remove menu.
16520 (Assertions): Merge node into Obsolete Features.
16521 (Obsolete once-only headers): Move earlier; rename to Alternatives
16522 to Wrapper #ifndef.
16523 * doc/cppopts.texi: Update.
16524 * c.opt (Wdeprecated): Enable for C and ObjC.
16525 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
16526 (C++ Dialect Options): Move -Wno-deprecated from here to...
16527 (Warning Options): ... here.
16529 2008-05-13 Richard Guenther <rguenther@suse.de>
16531 PR middle-end/36227
16532 * fold-const.c (fold_sign_changed_comparison): Do not allow
16533 changes in pointer-ness.
16535 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16538 * config/sh/sh.c (sh_expand_prologue): Don't clear
16539 RTX_FRAME_RELATED_P for push insns.
16541 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
16543 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
16545 2008-05-12 Anatoly Sokolov <aesok@post.ru>
16547 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
16548 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
16549 Use 'machine->is_leaf' instead of 'leaf_func_p'.
16551 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
16553 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
16554 (*vec_concatv4sf_sse): This.
16555 (*sse2_concatv2si): Renamed to ...
16556 (*vec_concatv2si_sse2): This.
16557 (*sse1_concatv2si): Renamed to ...
16558 (*vec_concatv2si_sse): This.
16559 (*vec_concatv2di_rex): Renamed to ...
16560 (*vec_concatv2di_rex64): This.
16561 (*vec_concatv2si_sse4_1): New.
16562 (*vec_concatv2di_rex64_sse4_1): Likewise.
16564 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
16566 PR rtl-optimization/36111
16567 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
16568 that was created for swappable operands.
16570 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
16573 * Makefile.in: Substitute GNATMAKE and GNATBIND.
16574 * configure.ac: Add call to ACX_PROG_GNAT.
16576 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
16578 * optc-gen.awk: Fix comment typo.
16580 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
16582 * pretty-print.c (pp_integer_with_precision): Use
16583 HOST_LONG_LONG_FORMAT.
16585 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
16587 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
16589 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
16591 * config/i386/i386.c (bdesc_ptest): Removed.
16592 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
16593 (bdesc_args): Add __builtin_ia32_ptestz128,
16594 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
16595 (ix86_init_mmx_sse_builtins): Updated.
16596 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
16597 (ix86_expand_builtin): Updated.
16599 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
16601 * tree-cfg.c (valid_fixed_convert_types_p): New function.
16602 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
16604 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
16606 * value-prof.c (interesting_stringop_to_profile): Do not
16607 return early for BUILT_IN_MEMPCPY.
16609 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
16611 * calls.c (expand_call): Don't use callgraph to increase
16612 preferred_stack_boundary.
16614 * cgraph.h (cgraph_rtl_info): Use unsigned on
16615 preferred_incoming_stack_boundary.
16617 * final.c (rest_of_clean_state): Use unsigned on
16618 preferred_stack_boundary.
16620 2008-05-09 Tom Tromey <tromey@redhat.com>
16622 PR preprocessor/22231:
16623 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
16626 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
16628 PR tree-optimization/36129
16629 * tree-ssa-ccp.c: Include value-prof.h.
16630 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
16631 built-in function was folded to a constant.
16632 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
16634 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
16635 Sebastian Pop <sebastian.pop@amd.com>
16637 * tree-scalar-evolution.c: Document instantiate_scev.
16638 (instantiate_parameters_1): Renamed instantiate_scev_1.
16639 Don't use the same loop for instantiation_loop and evolution_loop.
16640 (instantiate_scev): New.
16641 (instantiate_parameters): Moved...
16642 (resolve_mixers): Update call to instantiate_scev_1 to pass the
16643 same loop twice. Maintains the semantics for this function.
16644 * tree-scalar-evolution.h (instantiate_scev): Declare.
16645 (instantiate_parameters): ...here. Now static inline.
16646 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
16647 instead of resolve_mixers.
16649 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16651 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
16653 2008-05-09 Tomas Bily <tbily@suse.cz>
16655 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
16656 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
16657 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16658 * c-common.c (c_common_truthvalue_conversion): Likewise.
16659 * tree-object-size.c (compute_object_offset): Likewise.
16660 * tree-inline.c (estimate_num_insns_1): Likewise.
16661 * varasm.c (const_hash_1, compare_constant, copy_constant)
16662 (compute_reloc_for_constant, output_addressed_constants)
16663 (initializer_constant_valid_p): Likewise.
16664 * c-omp.c (check_omp_for_incr_expr): Likewise.
16665 * gimplify.c (gimplify_expr): Likewise.
16666 * c-typeck.c (c_finish_return): Likewise.
16667 * tree-vectorizer.c (supportable_widening_operation)
16668 (supportable_narrowing_operation): Likewise.
16669 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
16670 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
16671 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16672 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
16673 (descr_info_loc): Likewise.
16674 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16675 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
16676 (fold_unary): Likewise.
16677 * builtins.c (get_pointer_alignment): Likewise.
16678 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
16679 (instantiate_parameters_1): Likewise.
16680 * tree.c (expr_align, stabilize_reference): Likewise.
16681 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
16682 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
16683 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
16684 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16685 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
16686 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
16688 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
16689 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
16690 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
16691 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
16692 (forward_propagate_comparison)
16693 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16694 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
16695 * emit-rtl.c (component_ref_for_mem_expr)
16696 (set_mem_attributes_minus_bitpos): Likewise.
16697 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16698 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
16700 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
16701 (build_function_call, pointer_diff, build_compound_expr)
16702 (c_finish_return): Likewise.
16703 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
16704 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
16706 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
16707 * expr.c (is_aligning_offset): Likewise.
16708 * tree-ssa-alias.c (is_escape_site): Likewise.
16709 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
16710 (check_all_va_list_escapes): Likewise.
16711 * tree-ssa-loop-ivopts.c (determine_base_object)
16712 (determine_common_wider_type): Likewise.
16713 * dojump.c (do_jump): Likewise.
16714 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
16715 * tree-gimple.c (is_gimple_cast): Likewise.
16716 * fold-const.c (decode_field_reference, )
16717 (fold_sign_changed_comparison, fold_unary, fold_comparison)
16718 (fold_binary): Likewise.
16719 * tree-ssa-alias-warnings.c (find_alias_site_helper)
16720 (already_warned_in_frontend_p): Likewise.
16721 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
16722 * tree.c (really_constant_p, get_unwidened): Likewise.
16723 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
16724 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
16725 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
16727 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
16729 (CONVERT_EXPR_P): Define.
16730 (CASE_CONVERT): Define.
16732 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
16734 PR middle-end/36117
16735 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
16736 (delete_unmarked_insns): When deleting a call, call
16737 delete_unreachable_blocks.
16738 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16739 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
16741 2008-05-08 Richard Guenther <rguenther@suse.de>
16743 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
16744 (-ftree-salias): Likewise.
16745 (salias-max-implicit-fields): Remove param documentation.
16746 (salias-max-array-elements): Likewise.
16747 * tree-pass.h (pass_create_structure_vars): Remove.
16748 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16749 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16750 * tree-ssa-alias.c (create_structure_vars): Remove.
16751 (gate_structure_vars): Likewise.
16752 (pass_create_structure_vars): Likewise.
16753 (gate_build_alias): Likewise.
16754 (pass_build_alias): Adjust to run always and dump the function.
16755 * common.opt (ftree-salias): Hide.
16756 * passes.c (init_optimization_passes): Remove
16757 pass_create_structure_vars, adjust comment.
16758 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16759 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16760 * opts.c (decode_options): Do not set flag_tree_salias.
16761 (common_handle_option): Add OPT_ftree_salias to the backward
16762 compatibility section.
16764 2008-05-08 Richard Guenther <rguenther@suse.de>
16766 * tree-flow-inline.h (var_can_have_subvars): Move ...
16767 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
16768 * tree-flow.h (var_can_have_subvars): Remove.
16769 (push_fields_onto_fieldstack): Remove.
16770 (sort_fieldstack): Likewise.
16771 (struct fieldoff): Move ...
16772 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
16773 alias_set and base_for_components fields.
16774 (sort_fieldstack): Make static.
16775 (push_fields_onto_fieldstack): Likewise. Remove code that
16776 handles anything but RECORD_TYPEs. Remove alias_set and
16777 base_for_components handling.
16778 (create_variable_info_for): Adjust.
16780 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
16782 * common.opt (Wframe-larger-than=): Shorten the help message
16784 * doc/invoke.texi (Wframe-larger-than=): Add more description.
16786 2008-05-08 Rafael EspÃndola <espindola@google.com>
16788 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
16790 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
16791 trap and that both operands are gimple values.
16792 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
16793 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
16796 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16798 * read-rtl.c (join_c_conditions): Return the first string if the
16799 two strings are equal.
16801 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16803 * gensupport.h (pred_data): Add a "num_codes" field.
16804 (add_predicate_code): Declare.
16805 * gensupport.c (add_predicate_code): New function.
16806 (std_pred_table): Add an "allows_const_p" field.
16807 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
16808 Remove the (incomplete) list of such codes from the codes field.
16809 (init_predicate_table): Use add_predicate_code. Add all
16810 RTX_CONST_OBJs if allows_const_p is true.
16811 * genrecog.c (process_define_predicate): Use add_predicate_code.
16813 2008-05-08 David Daney <ddaney@avtrex.com>
16814 Richard Sandiford <rsandifo@nildram.co.uk>
16816 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
16817 special case of constant zero operands.
16818 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
16819 old and new values. Special case constant zero values.
16820 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
16822 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
16823 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
16825 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
16828 * simplify-rtx.c (simplify_plus_minus): Create CONST of
16829 similar RTX_CONST_OBJ before CONST_INT.
16831 2008-05-08 Steve Ellcey <sje@cup.hp.com>
16833 * stmt.c (expand_stack_restore): Change sa mode if needed.
16835 2008-05-08 Richard Guenther <rguenther@suse.de>
16837 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
16838 return type to bool.
16839 (ix86_sol10_return_in_memory): Likewise.
16840 (ix86_i386elf_return_in_memory): Likewise.
16841 (ix86_i386interix_return_in_memory): Likewise.
16842 * config/i386/i386.c (ix86_return_in_memory): Likewise.
16843 (ix86_sol10_return_in_memory): Likewise.
16844 (ix86_i386elf_return_in_memory): Likewise.
16845 (ix86_i386interix_return_in_memory): Likewise.
16847 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16850 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
16852 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
16853 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
16856 2008-05-08 Richard Guenther <rguenther@suse.de>
16858 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
16859 * tree-data-ref.h (struct dr_alias): Remove subvars field.
16860 (DR_SUBVARS): Remove.
16861 * tree-dfa.c (dump_subvars_for): Remove.
16862 (debug_subvars_for): Likewise.
16863 (dump_variable): Do not dump subvars.
16864 (remove_referenced_var): Do not remove subvars.
16865 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
16866 (lookup_subvars_for_var): Remove.
16867 (get_subvars_for_var): Likewise.
16868 (get_subvars_at): Likewise.
16869 (get_first_overlapping_subvar): Likewise.
16870 (overlap_subvar): Likewise.
16871 * tree-flow.h (subvar_t): Remove.
16872 (struct var_ann_d): Remove subvars field.
16873 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
16874 argument. Remove special handling of SFTs.
16875 (compute_tag_properties): Likewise.
16876 (set_initial_properties): Likewise.
16877 (compute_call_clobbered): Likewise.
16878 (count_mem_refs): Likewise.
16879 (compute_memory_partitions): Likewise.
16880 (compute_flow_insensitive_aliasing): Likewise.
16881 (setup_pointers_and_addressables): Likewise.
16882 (new_type_alias): Likewise.
16883 (struct used_part): Remove.
16884 (used_portions): Likewise.
16885 (struct used_part_map): Likewise.
16886 (used_part_map_eq): Likewise.
16887 (used_part_map_hash): Likewise.
16888 (free_used_part_map): Likewise.
16889 (up_lookup): Likewise.
16890 (up_insert): Likewise.
16891 (get_or_create_used_part_for): Likewise.
16892 (create_sft): Likewise.
16893 (create_overlap_variables_for): Likewise.
16894 (find_used_portions): Likewise.
16895 (create_structure_vars): Likewise.
16896 * tree.def (STRUCT_FIELD_TAG): Remove.
16897 * tree.h (MTAG_P): Adjust.
16898 (struct tree_memory_tag): Remove base_for_components and
16899 unpartitionable flags.
16900 (struct tree_struct_field_tag): Remove.
16901 (SFT_PARENT_VAR): Likewise.
16902 (SFT_OFFSET): Likewise.
16903 (SFT_SIZE): Likewise.
16904 (SFT_NONADDRESSABLE_P): Likewise.
16905 (SFT_ALIAS_SET): Likewise.
16906 (SFT_UNPARTITIONABLE_P): Likewise.
16907 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
16908 (union tree_node): Remove sft field.
16909 * alias.c (get_alias_set): Remove special handling of SFTs.
16910 * print-tree.c (print_node): Remove handling of SFTs.
16911 * tree-dump.c (dequeue_and_dump): Likewise.
16912 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
16913 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
16914 * tree-predcom.c (set_alias_info): Do not set subvars.
16915 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
16916 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
16917 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
16918 (add_vars_for_offset): Remove.
16919 (add_virtual_operand): Remove special handling of SFTs.
16920 (add_call_clobber_ops): Likewise.
16921 (add_call_read_ops): Likewise.
16922 (get_asm_expr_operands): Likewise.
16923 (get_modify_stmt_operands): Likewise.
16924 (get_expr_operands): Likewise.
16925 (add_to_addressable_set): Likewise.
16926 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
16927 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
16928 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
16929 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
16930 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
16931 (tree_node_structure): Likewise.
16932 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
16934 (find_what_p_points_to): Likewise.
16936 2008-05-08 Sa Liu <saliu@de.ibm.com>
16938 * config/spu/spu.md: Fixed subti3 pattern.
16940 2008-05-08 Richard Guenther <rguenther@suse.de>
16942 PR middle-end/36154
16943 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
16944 sure to create a representative for trailing arrays for PTA.
16946 2008-05-08 Richard Guenther <rguenther@suse.de>
16948 PR middle-end/36172
16949 * fold-const.c (operand_equal_p): Two objects which types
16950 differ in pointerness are not equal.
16952 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16954 * calls.c (compute_argument_block_size): Add argument tree fndecl.
16955 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
16956 (emit_library_call_value_1): Add new variable fndecl initialized by
16957 NULL_TREE. It should be the decl type of orgfun, but this information
16958 seems not to be available here, so it uses the default calling abi.
16959 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
16960 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
16961 by TARGET_RETURN_IN_MEMORY.
16962 * config/i386/i386-interix.h: Likewise.
16963 * config/i386/i386.h: Likewise.
16964 * config/i386/i386elf.h: Likewise.
16965 * config/i386/ptx4-i.h: Likewise.
16966 * config/i386/sol2-10.h: Likewise.
16967 * config/i386/sysv4.h: Likewise.
16968 * config/i386/vx-common.h: Likewise.
16969 * config/cris/cris.h: Removed #if 0 clause.
16970 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
16971 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
16973 (ix86_sol10_return_in_memory): Likewise.
16974 (ix86_i386elf_return_in_memory): New.
16975 (ix86_i386interix_return_in_memory): New.
16976 * config/mt/mt-protos.h (mt_return_in_memory): New.
16977 * config/mt/mt.c: Likewise.
16978 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16979 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
16980 * config/bfin/bfin.h: Likewise.
16981 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
16983 * config/bfin/bfin.c: Likewise.
16984 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16985 * config/alpha/unicosmk.h: Likewise.
16986 * config/i386/cygming.h: Likewise.
16987 * config/iq2000/iq2000.h: Likewise.
16988 * config/mips/mips.h: Likewise.
16989 * config/mn10300/mn10300.h: Likewise.
16990 * config/rs6000/rs6000.h: Likewise.
16991 * config/score/score.h: Likewise.
16992 * config/spu/spu.h: Likewise.
16993 * config/v850/v850.h: Likewise.
16994 * defaults.h: Likewise.
16995 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
16996 * expr.c (emit_block_move): Adjust use of
16997 OUTGOING_REG_PARM_STACK_SPACE.
16998 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
16999 OUTGOING_REG_PARM_STACK_SPACE.
17000 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17002 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17004 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17005 on OMP_RETURN for OMP_FOR.
17008 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17009 (fortran_common): New function.
17010 (gen_variable_die): Call fortran_common instead of common_check,
17011 adjust for it returning tree instead of rtx. Formatting.
17013 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17017 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17018 * c-decl.c (merge_decls): Ditto.
17019 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17020 to RTL_CONST_OR_PURE_CALL_P.
17021 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17022 Initialized DECL_LOOPING_CONST_PURE.
17023 (process_call_operands): Set tree_side_effects properly.
17024 * tree.h (TREE_READONLY_DECL_P): Removed.
17025 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17026 (DECL_LOOPING_OR_CONST_P): New macro.
17027 (struct tree_function_decl): Added looping_const_or_pure_p.
17028 (ECF_*) Renumbered.
17029 (ECF_LOOPING_OR_CONST_P): New macro.
17030 * rtlanal.c (pure_const_p): Removed.
17031 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17032 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17033 to RTL_CONST_CALL_P.
17034 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17035 (check_decl, check_tree, check_call, scan_function): Initialize
17037 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17038 (static_execute): Set looping true for recursive functions.
17039 Undo setting state to IPA_NEITHER for recursive functions.
17040 * cse.c (cse_insn):
17041 * ifcvt.c (noce_can_store_speculate_p): Changed
17042 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17043 RTL_CONST_OR_PURE_CALL_P.
17044 * dse.c (scan_insn): Ditto.
17045 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17046 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17047 RTL_CONST_OR_PURE_CALL_P.
17048 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17049 pure_call_p to RTL_CONST_CALL_P.
17050 * gimplify.c (gimplify_call_expr): Clear side effects for
17051 non-looping pure and constant calls.
17052 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17053 (flags_from_decl_or_type): Set ecf flags from decl flags.
17054 (initialize_argument_information): Turn off
17055 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17056 Change const to pure if callee_copies is true rather than just
17058 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17059 way of marking pure calls.
17060 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17061 Remove hack that was supposed to fix pr7335 and remove old
17062 way of marking pure calls.
17063 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17064 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17065 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17066 RTL_CONST_OR_PURE_CALL_P.
17067 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17068 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17069 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17070 * sched-deps.c (schedule_analyze): Ditto.
17071 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17072 return_val field of calls to represent pure and const function info.
17073 (CONST_OR_PURE_CALL_P): Deleted macro.
17074 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17075 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17076 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17078 * tree-optimize.c (execute_fixup_cfg): Added test for
17079 ECF_LOOPING_CONST_OR_PURE.
17080 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17082 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17083 effects for looping pure or const calls.
17084 (verify_gimple_expr): Added verification code.
17085 * config/alpha/alpha.c (alpha_legitimize_address,
17086 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17088 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17089 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17090 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17091 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17092 RTL_CONST_OR_PURE_CALL_P.
17093 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17094 and const calls to be deleted.
17096 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17099 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17100 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17101 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17102 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17103 to handle nonimmediate operands.
17104 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17105 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17106 to handle nonimmediate operands.
17107 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17108 (mmx_pmulhrwv4hi3): New expander. Use
17109 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17110 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17111 (sse2_umulv1siv1di3): New expander. Use
17112 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17113 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17114 (mmx_eq<mode>3): New expander. Use
17115 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17116 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17117 (mmx_uavgv8qi3): New expander. Use
17118 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17119 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17120 (mmx_uavgv4hi3): New expander. Use
17121 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17123 * config/i386/sse.md
17124 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17125 to handle nonimmediate operands.
17126 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17127 to handle nonimmediate operands.
17128 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17129 to handle nonimmediate operands.
17130 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17131 to handle nonimmediate operands.
17132 (sse2_unpckhpd_exp): New expander. Use
17133 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17134 (sse2_unpcklpd_exp): New expander. Use
17135 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17136 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17137 to handle nonimmediate operands.
17138 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17139 to handle nonimmediate operands.
17140 (*sse2_<plusminus_insn><mode>3): Rename from
17141 sse2_<plusminus_insn><mode>3 insn pattern.
17142 (sse2_<plusminus_insn><mode>3): New expander. Use
17143 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17144 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17145 (sse2_umulv2siv2di3): New expander. Use
17146 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17147 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17148 (sse4_1_mulv2siv2di3): New expander. Use
17149 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17150 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17151 (sse2_pmaddwd): New expander. Use
17152 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17153 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17154 (sse2_eq<mode>3): New expander. Use
17155 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17156 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17157 (sse4_1_eqv2di3): New expander. Use
17158 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17159 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17160 (sse2_uavgv16qi3): New expander. Use
17161 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17162 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17163 (sse2_uavgv16qi3): New expander. Use
17164 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17165 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17166 (sse2_uavgv8hi3): New expander. Use
17167 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17168 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17169 (ssse3_pmulhrswv8hi3): New expander. Use
17170 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17171 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17172 (ssse3_pmulhrswv4hi3): New expander. Use
17173 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17175 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17176 (<sse>_vmmul<mode>3): Ditto.
17177 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17179 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17180 (ssse3_pmaddubsw): Ditto.
17182 * config/i386/i386.c (struct_builtin_description)
17183 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17184 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17185 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17186 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17187 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17188 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17189 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17190 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17191 (ix86_fixup_binary_operands): Assert that src1
17192 and src2 must have the same mode when swapped.
17193 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17194 and ix86_binary_operator_ok. Do not force operands in registers
17197 2008-05-07 Jan Hubicka <jh@suse.cz>
17199 * cgraph.c (dump_cgraph_node): Update.
17200 * cgraph.h (cgraph_local_info): Break out inline summary.
17201 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17203 * ipa-inline (inline_summary): New accestor function.
17204 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17205 cgraph_decide_inlining, compute_inline_parameters): Update.
17206 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17208 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17210 Cleanup ColdFire scheduling support and add V4 pipeline model.
17212 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17213 (define_attr cpu): Add cfv4 value.
17214 (define_attr type, define_attr type1): Merge into a single 'type'
17215 attribute. Update all uses.
17216 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17217 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17219 (define_attr opx_mem, define_attr opy_mem): Remove.
17220 (define_attr op_mem): Clean up, update comment.
17221 (define_attr size): Use specific values instead of general int.
17222 (define_attr guess, define_attr split): Remove. Update all uses.
17223 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17224 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17225 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17226 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17227 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17228 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17229 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17230 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17231 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17232 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17233 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17234 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17235 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17236 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17237 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17238 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17239 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17240 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17241 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17242 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17243 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17244 Update or set attributes.
17245 (stack_tie): New fake instruction.
17247 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17248 (m68k_sched_attr_size): Update declaration.
17249 (m68k_sched_attr_type2): Remove.
17250 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17251 Declare new bypass predicates.
17253 * config/m68k/m68k.c (m68k_sched_issue_rate,
17254 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17256 (TARGET_SCHED_ISSUE_RATE,
17257 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17258 (override_options): Handle scheduling for ColdFire V4 core.
17259 (m68k_expand_prologue): Emit stack_tie.
17260 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17261 'OP_TYPE_FPN'. Update all uses.
17262 (sched_guess_p): Remove.
17263 (sched_address_type): Handle symbolic addresses.
17264 (sched_get_operand): New static function.
17265 (sched_operand_type): Merge into sched_attr_op_type.
17266 (sched_attr_op_type): Handle FP registers, handle quick constants,
17268 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17269 (m68k_sched_attr_size): Update. Move logic to ...
17270 (sched_get_attr_size_int): New static function.
17271 (sched_get_opxy_mem_type): New static function.
17272 (m68k_sched_attr_op_mem): Update.
17273 (m68k_sched_attr_type2): Remove.
17274 (sched_cfv4_bypass_data): New static variable.
17275 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17276 (m68k_sched_issue_rate): Implement scheduler hook.
17277 (struct _sched_ib: enabled_p): New field.
17278 (m68k_sched_variable_issue): Update. Handle V4.
17279 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17280 sched_dump_class_func_t, sched_dump_split_class,
17281 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17282 sched_dump_dfa_class, m68k_sched_dump): Remove.
17283 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17285 (m68k_sched_init_global): Remove statisctics dumping, introduce
17286 sanity check that all instructions have pipeline reservations. Handle
17288 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17289 Handle ColdFire V4 core.
17290 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17291 New static functions.
17292 (m68k_sched_address_bypass_p): New bypass predicate.
17293 (sched_get_indexed_address_scale): New static function.
17294 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17296 * cf.md: Update comments.
17297 (define_attr type2): Remove. Use 'type' attribute instead.
17299 (cf_ib): Rename to cfv123_ib. Update all uses.
17300 (cf_oep): Rename to cfv123_oep. Update all uses.
17301 (cf_chr): Rename to cfv123_chr. Update all uses.
17302 (cf_mem): Rename to cfv123_mem. Update all uses.
17303 (cf_mac): Move to more appropriate place.
17304 (cfv123_guess): New automaton and cpu_unit.
17305 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17306 Update uses of 'size' attribute. Handle before reload scheduling.
17307 (cfv123_guess): New dummy reservation for unhandled instructions.
17308 (cfv4_*): Pipeline description of ColdFire V4 core.
17309 (ignore): New reservation to handle 'ignore' type.
17311 2008-05-07 Ian Lance Taylor <iant@google.com>
17313 PR middle-end/36013
17314 * gimplify.c (find_single_pointer_decl_1): Don't look through
17316 (find_single_pointer_decl): Adjust comments.
17318 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17320 PR middle-end/36137
17321 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17322 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17324 PR middle-end/36106
17325 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17326 integral type rather than floating point, then VIEW_CONVERT_EXPR
17327 to the floating point type.
17329 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17331 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17332 TFmode op0 to register.
17334 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17336 * c-decl.c (grokdeclarator): Comment typo.
17338 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17340 * tree-flow.h: Remove prototype for computed_goto_p.
17341 * tree-cfg.c (computed_goto_p): Make static.
17343 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17346 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17347 (contains_aligned_value_p): This. Handle _Decimal128.
17348 (ix86_function_arg_boundary): Only align _Decimal128 to its
17349 natural boundary and handle it properly.
17351 2008-05-06 Martin Jambor <mjambor@suse.cz>
17353 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17354 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17355 (ipcp_method_set_orig_node): Removed.
17356 (ipcp_cval_get_cvalue_type): Removed.
17357 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17358 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17359 (ipcp_cval_set_cvalue_type): Removed.
17360 (ipcp_cval_get_cvalue): Removed.
17361 (ipcp_cval_set_cvalue): Removed.
17362 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17363 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17364 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17365 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17366 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17367 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17368 (ipcp_get_ith_lattice): Changed parameters.
17369 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17370 (ipcp_lattice_from_jfunc): Changed parameters.
17371 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17372 (ipcp_method_cval_print): Added temporary variable info.
17373 (ipcp_redirect): Removed already unused local variable caller.
17374 (ipcp_redirect): New temporary variable orig_callee_info
17375 (ipcp_redirect): Removed newly unused local variable callee.
17376 (ipcp_redirect): Removed (a bit confusing) local variable type.
17377 (ipcp_insert_stage): Added local variable info.
17378 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17380 (ipcp_formal_create): Removed.
17381 (ipcp_method_cval_set): Removed.
17382 (ipcp_propagate_stage): Renamed lattice variables.
17383 (ipcp_method_cval_set_cvalue_type): Removed.
17384 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17385 (ipcp_print_all_lattices): Changed printed strings to refer to
17386 lattices rather than cvals.
17387 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17388 (ipcp_propagate_const): Changed formal parameters.
17389 (build_const_val): Changed formal parameters.
17390 (ipcp_insert_stage): Removed useless variable cvalue
17391 (build_const_val): Changed formal parameters.
17392 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17393 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17394 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17395 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17396 (ipcp_print_func_profile_counts): Changed string from "method" to
17398 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17399 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17400 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17401 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17402 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17403 (ipcp_lat_is_const): Changed parameters and made inline.
17404 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17405 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17406 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17407 the predicate condition directly
17408 (ipcp_propagate_stage): Added local variable args. Removed local
17409 variable callee. (Both are mere code simplifications.)
17410 (ipcp_method_dont_insert_const): Renamed to
17411 ipcp_node_not_modifiable_p.
17412 (ipcp_node_not_modifiable_p): Made inline.
17413 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17414 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17415 (ipcp_print_all_lattices): Removed variable cvalue
17416 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
17419 2008-05-06 Olivier Hainque <hainque@adacore.com>
17421 * tree-sra.c (try_instantiate_multiple_fields): Early return
17422 if field has POINTER_TYPE.
17424 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
17426 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
17427 by using 'q' specifier for instruction.
17428 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
17430 2008-05-06 Anatoly Sokolov <aesok@post.ru>
17432 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17433 Change mode of zero_extract from QImode to HImode.
17434 (sign bit tests peepholes): (Ditto.).
17436 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
17438 * config/i386/mmx.md: Remove double backslashes from asm templates.
17439 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
17440 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17441 to handle nonimmediate operands.
17442 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
17443 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17444 to handle nonimmediate operands.
17445 (*mmx_<code>v2sf3_finite): New insn pattern.
17446 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
17447 (mmx_<code>v2sf3): New expander. Use
17448 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17449 (mmx_<plusminus_insn><mode>3): New expander. Use
17450 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17451 (*mmx_<plusminus_insn><mode>3): New insn pattern.
17452 (mmx_add<mode>3): Removed.
17453 (mmx_ssadd<mode>3): Ditto.
17454 (mmx_usadd<mode>3): Ditto.
17455 (mmx_sub<mode>3): Ditto.
17456 (mmx_sssub<mode>3): Ditto.
17457 (mmx_ussub<mode>3): Ditto.
17458 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
17459 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
17460 to handle nonimmediate operands.
17461 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
17463 (mmx_smulv4hi3_highpart): New expander. Use
17464 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17465 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
17467 (mmx_umulv4hi3_highpart): New expander. Use
17468 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17469 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
17470 (mmx_<code>v4hi3): New expander. Use
17471 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17472 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
17473 (mmx_<code>v8qi3): New expander. Use
17474 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17475 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
17476 (mmx_<code><mode>3): New expander. Use
17477 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17479 2008-05-05 Jan Hubicka <jh@suse.cz>
17481 PR tree-optimization/36118
17482 * passes.c (pass_init_dump_file): Fix dump header.
17484 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17486 PR middle-end/36141
17487 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
17488 VCE for function decls.
17490 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17492 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
17494 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17496 * config/i386/i386.md (sat_plusminus): New.
17497 (plusminus_insn): Likewise.
17498 (plusminus_mnemonic): Likewise.
17500 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
17501 (*<addsub><mode>3_cc_overflow): Renamed to ...
17502 (*<plusminus_insn><mode>3_cc_overflow): This.
17503 (*<addsub>si3_zext_cc_overflow): Renamed to ...
17504 (*<plusminus_insn>si3_zext_cc_overflow): This.
17506 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
17507 (<plusminus_insn><mode>3): This.
17508 (*<addsub><mode>3): Renamed to ...
17509 (*<plusminus_insn><mode>3): This.
17510 (<sse>_vm<addsub><mode>3): Renamed to ...
17511 (<sse>_vm<plusminus_insn><mode>3): This.
17512 (sse3_h<addsub>v4sf3): Renamed to ...
17513 (sse3_h<plusminus_insn>v4sf3): This.
17514 (sse3_h<addsub>v2df3): Renamed to ...
17515 (sse3_h<plusminus_insn>v2df3): This.
17516 (<plusminus_insn><mode>3): New.
17517 (*<plusminus_insn><mode>3): Likewise.
17518 (sse2_<plusminus_insn><mode>3): Likewise.
17519 (add<mode>): Removed.
17520 (*add<mode>3): Likewise.
17521 (sse2_ssadd<mode>3): Likewise.
17522 (sse2_usadd<mode>3): Likewise.
17523 (sub<mode>3): Likewise.
17524 (*sub<mode>3): Likewise.
17525 (sse2_sssub<mode>3): Likewise.
17526 (sse2_ussub<mode>3): Likewise.
17528 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
17530 * gthr-single.h: Add in required interface elements as per gthr.h.
17531 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
17532 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
17533 Generalize UNUSED macro.
17534 (__gthread_once): Add.
17535 (__gthread_key_create): Add.
17536 (__gthread_key_delete): Add.
17537 (__gthread_getspecific): Add.
17538 (__gthread_setspecific): Add.
17540 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
17542 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
17543 the same size types for the indirect reference on the rhs, then
17546 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
17548 * config/i386/i386.md
17549 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
17550 one insn template instead of template series.
17551 (*xordi_1_rex64): Ditto.
17552 (*xordi_2_rex64): Ditto.
17554 2008-05-05 Ira Rosen <irar@il.ibm.com>
17556 PR tree-optimization/36119
17557 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
17560 2008-06-04 Jan Hubicka <jh@suse.cz>
17562 tree-optimization/36100
17563 * tree-pass.h (pass_O0_always_inline): Declare.
17564 * ipa-inline.c (inline_transform): Remove dead code.
17565 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
17566 pass_O0_always_inline): New.
17567 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
17569 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
17571 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
17572 mnemonic in this_param move for TARGET_64BIT.
17574 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
17576 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
17577 (*strmovsi_rex_1): Ditto.
17578 (*strsetsi_1): Ditto.
17579 (*strsetsi_rex_1): Ditto.
17581 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
17582 adddicc expanders using SWI mode iterator.
17584 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
17587 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
17590 2008-05-04 David S. Miller <davem@davemloft.net>
17592 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
17593 (sparc*-*-linux*): Use linux.h in tm_file.
17594 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
17595 compiler defaulting to 32-bit.
17596 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
17598 * config/sparc/linux.h: Remove definitions now obtained
17599 properly from linux.h
17600 * config/sparc/linux64.h: Likewise.
17601 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
17602 don't want this setting for 32-bit builds in a biarch compiler.
17603 * doc/install.texi: Add sparc-linux to list of targets
17604 supporting --enable-targets=all.
17606 2008-05-03 Andrew Pinski <pinskia@gmail.com>
17608 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
17610 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
17612 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
17613 after V4SI_FTYPE_V8HI.
17614 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
17615 case V4SI_FTYPE_V2DF.
17617 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
17619 * doc/invoke.texi (max-flow-memory-locations): Removed.
17620 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
17622 2008-05-03 Richard Guenther <rguenther@suse.de>
17624 PR middle-end/34973
17625 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
17627 2008-05-02 David S. Miller <davem@davemloft.net>
17629 * config.gcc (need_64bit_hwint): Document libcpp dependency.
17631 2008-05-02 Simon Baldwin <simonb@google.com>
17634 * c-common.h (warn_array_subscript_range): Removed.
17635 * c-common.c (warn_array_subscript_range): Ditto.
17636 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
17637 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
17639 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17641 * config/i386/i386.c (ix86_special_builtin_type): New.
17642 (bdesc_special_args): Likewise.
17643 (ix86_expand_special_args_builtin): Likewise.
17644 (ix86_init_mmx_sse_builtins): Updated.
17645 (ix86_expand_builtin): Updated.
17646 (ix86_expand_store_builtin): Removed.
17647 (ix86_expand_unop_builtin): Likewise.
17649 * config/i386/mm3dnow.h (__v2sf): Moved to ...
17650 * config/i386/mmintrin.h (__v2sf): Here.
17652 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
17654 (_mm_loadl_pi): Likewise.
17655 (_mm_storeh_pi): Replace __v2si with __v2sf.
17656 (_mm_storel_pi): Likewise.
17658 * doc/extend.texi: Correct __builtin_ia32_loadhps,
17659 __builtin_ia32_loadlps, __builtin_ia32_storehps,
17660 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
17661 __builtin_ia32_loadlpd.
17663 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17665 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
17666 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
17667 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
17668 (ix86_init_mmx_sse_builtins): Updated.
17669 (ix86_expand_args_builtin): Likewise.
17670 (ix86_expand_builtin): Likewise.
17671 (ix86_expand_unop1_builtin): Renamed to ...
17672 (ix86_expand_unop_vec_merge_builtin): This.
17674 2008-05-01 Jan Hubicka <jh@suse.cz>
17677 * ipa-inline.c (inline_generate_summary): Make static.
17678 (inline_transform): Do not call inlining at -O0; make static.
17679 * passes.c (execute_todo): Add sanity check.
17680 (execute_one_ipa_transform_pass): Execute proper flags.
17682 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
17684 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
17685 (DECL_NONADDRESSABLE_P): Likewise.
17686 * alias.c (record_component_aliases): Fix comment.
17688 2008-05-01 Simon Baldwin <simonb@google.com>
17690 * c-common.h (warn_array_subscript_range): New function.
17691 * c-common.c (warn_array_subscript_range): Ditto.
17692 * tree-vrp.c (check_array_ref): Corrected code to agree with
17693 comment, ignoring only arrays of size 0 or size 1.
17694 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
17696 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17698 * config/i386/i386.c (ix86_builtin_type): Replace
17699 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
17700 (bdesc_args): Updated.
17701 (ix86_init_mmx_sse_builtins): Likewise.
17702 (ix86_expand_args_builtin): Likewise.
17704 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
17707 * doc/extend.texi: Correct __builtin_ia32_palignr.
17709 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17712 * config/i386/i386.c (bdesc_crc32): Removed.
17713 (ix86_expand_crc32): Likewise.
17714 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
17715 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
17716 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
17717 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
17718 UINT_FTYPE_UINT_UCHAR.
17719 (bdesc_args): Updated. Add crc32 builtins.
17720 (ix86_init_mmx_sse_builtins): Updated.
17721 (ix86_expand_args_builtin): Updated to support subreg.
17723 * doc/extend.texi: Correct __builtin_ia32_crc32di.
17725 2008-05-01 Jan Hubicka <jh@suse.cz>
17727 * tree-pass.h (opt_pass): Add IPA_PASS.
17728 (varpool_node, cgraph_node): Forward declare.
17729 (ipa_opt_pass): Define.
17730 (pass_ipa_inline): Turn into ipa_opt_pass.
17731 (pass_apply_inline): Remove.
17732 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
17733 (apply_inline): Turn into ....
17734 (inline_transform): ... this one.
17735 (inline_generate_summary): New function.
17736 (pass_apply_inline): Remove.
17737 * function.h (ipa_opt_pass): Forward declare structure; typedef;
17739 (struct function): Add ipa_transforms_to_apply.
17740 * passes.c (register_one_dump_file): Work on IPA_PASS.
17741 (init_optimization_passes): Remove pass_inline_parameters and
17743 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
17744 (execute_one_pass) ... here; apply transforms when possible.
17745 (add_ipa_transform_pass, execute_ipa_summary_asses,
17746 execute_one_ipa_transform_pass): New.
17747 (execute_ipa_pass_list): Update for IPA_PASS type.
17749 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17751 * config/i386/i386.c (ix86_builtin_type): Add
17752 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
17753 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
17754 (bdesc_args): Add SSE4a builtins.
17755 (ix86_init_mmx_sse_builtins): Updated.
17756 (ix86_expand_args_builtin): Likewise.
17757 (ix86_expand_builtin): Likewise.
17759 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17761 * config/i386/i386.c (ix86_builtin_type): Add
17762 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
17763 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
17764 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
17765 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
17766 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
17767 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
17768 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
17769 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
17770 and DI_FTYPE_DI_DI_INT.
17771 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
17772 (ix86_init_mmx_sse_builtins): Updated.
17773 (ix86_expand_args_builtin): Likewise.
17774 (ix86_expand_builtin): Likewise.
17775 (ix86_expand_binop_imm_builtin): Removed.
17777 * doc/extend.texi: Correct __builtin_ia32_palignr128.
17779 2008-04-30 Richard Guenther <rguenther@suse.de>
17781 PR tree-optimization/32921
17782 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
17784 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
17786 * config/arm/arm.c (arm_unwind_emit): Use
17787 crtl->all_throwers_are_sibcalls instead of
17788 cfun->all_throwers_are_sibcalls.
17789 (arm_output_fn_unwind): Likewise.
17790 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
17791 instead of cfun->uses_pic_offset_table.
17792 (frv_expand_prologue): Likewise.
17793 (frv_frame_pointer_required): Likewise.
17794 (frv_expand_fdpic_call): Likewise.
17795 (frv_emit_movsi): Likewise.
17796 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
17797 cfun->returns_pcc_struct instead of
17798 current_function_returns_pcc_struct.
17799 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
17800 instead of cfun->calls_eh_return.
17801 (m32c_pushm_popm): Likewise.
17802 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
17803 "extern" declaration.
17805 2008-04-30 Richard Guenther <rguenther@suse.de>
17807 PR tree-optimization/21636
17808 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
17810 (evaluate_stmt): Print the likely value.
17811 (ccp_visit_stmt): Avoid excessive vertical spacing.
17813 2008-04-30 Rafael EspÃndola <espindola@google.com>
17815 * builtins.c (fold_call_expr): Return realret.
17816 * tree-ssa-threadedge.c
17817 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17818 __builtin_object_size.
17820 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
17822 * gcc.c (wrapper_string): New variable.
17823 (insert_wrapper): New function.
17824 (execute): New option -wrapper.
17825 * doc/invoke.texi (Overall Options): New driver option -wrapper.
17827 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
17829 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
17830 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
17831 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
17833 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
17834 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
17835 config/rs6000/e500crtres64gprctr.asm,
17836 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
17837 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
17838 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
17839 config/rs6000/e500crtsav64gprctr.asm,
17840 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
17841 config/rs6000/e500crtsavg64gprctr.asm: New files.
17842 * config/rs6000/t-ppccomm: Add build rules for new files.
17843 (LIB2FUNCS_STATIC_EXTRA): Add new files.
17844 * config/rs6000/t-netbsd: Add build rules for new files.
17845 (LIB2FUNCS_STATIC_EXTRA): New variable.
17846 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
17847 (CRTSAVRES_DEFAULT_SPEC): Likewise.
17848 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
17850 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
17852 * config/i386/i386.c (ix86_builtin_type): Add
17853 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
17854 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
17855 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
17856 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
17857 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
17858 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
17859 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
17860 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
17861 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
17862 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
17863 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
17864 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
17865 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
17866 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
17867 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
17868 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
17869 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
17870 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
17871 V1DI_FTYPE_V2SI_V2SI.
17872 (bdesc_2arg): Moved to ...
17873 (bdesc_args): Here.
17874 (ix86_init_mmx_sse_builtins): Updated.
17875 (ix86_expand_args_builtin): Updated. Take a pointer
17876 to const struct builtin_description. Handle comparison
17878 (ix86_expand_sse_compare): Take a new argument for swapping operands.
17879 (ix86_expand_builtin): Updated.
17881 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
17882 (ssse3_pmaddubsw128): This.
17883 (ssse3_pmaddubswv4hi3): Renamed to ...
17884 (ssse3_pmaddubsw): This.
17886 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
17887 (__builtin_ia32_packssdw128): Likewise.
17888 (__builtin_ia32_packuswb128): Likewise.
17889 (__builtin_ia32_pmaddubsw): Likewise.
17890 (__builtin_ia32_pmaddubsw128): Likewise.
17892 2008-04-30 Richard Guenther <rguenther@suse.de>
17894 PR tree-optimization/14847
17895 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
17896 (recognize_bits_test): Use it.
17897 (recognize_single_bit_test): Likewise.
17899 2008-04-30 Martin Jambor <mjambor@suse.cz>
17901 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
17902 instead of setting number of formal parameters to zero.
17903 (ipcp_init_stage): Do not set the number of actual parameters to zero
17905 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
17906 which are called with variable number of arguments.
17907 (ipcp_insert_stage): Explicitely skipping all nodes which are
17908 called with variable number of arguments.
17909 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
17910 number of parameters.
17912 * ipa-prop.h (struct ipa_node_params): Added flag
17913 called_with_var_arguments
17914 (ipa_set_param_count): Added. Changed sole setter to use it.
17915 (ipa_get_param_count): Added. All readers of param_count
17916 converted to use it instead.
17917 (ipa_set_called_with_variable_arg): Added.
17918 (ipa_is_called_with_var_arguments): Added.
17919 (ipa_get_ith_param): Added. All readers of param_decls converted
17921 (ipa_set_cs_argument_count): Added, sole writer to argument_count
17923 (ipa_get_cs_argument_count): Added, all readers of argument_count
17925 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
17928 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
17929 (struct ipcp_lattice): Renamed cval_type to type
17930 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
17932 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
17933 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
17934 (ipcp_insert_stage): Changed the type of variable cvalue to tree
17935 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
17936 (build_const_val): Changed the type of parameter cvalue to tree
17937 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
17938 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
17940 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
17943 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
17944 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
17945 (ipa_add_method): Renamed to ipa_push_func_to_list
17946 (ipa_remove_method): Renamed to ipa_pop_func_from_list
17947 (ipa_callsite_param_count): Removed.
17948 (ipa_callsite_param_count_set): Removed.
17949 (ipa_callsite_param): Removed.
17950 (ipa_callsite_callee): Removed.
17951 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
17952 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
17953 (ipa_method_formal_count): Removed.
17954 (ipa_method_formal_count_set): Removed.
17955 (ipa_method_get_tree): Removed.
17956 (ipa_method_tree_map_create): Removed.
17957 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
17958 (ipa_create_param_decls_array): Creates the array itself
17959 (ipa_create_param_decls_array): Temporary variable info instead of
17960 a few dereferences.
17961 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
17962 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
17963 (get_type): Removed.
17964 (ipa_jf_get_info_type): Removed.
17965 (ipa_node_create): Renamed to ipa_create_node_params
17966 (ipa_free): Renamed to ipa_free_all_node_params
17967 (ipa_nodes_create): Renamed to ipa_create_all_node_params
17968 (ipa_edges_create): Renamed to ipa_create_all_edge_args
17969 (ipa_edges_free): Renamed to ipa_free_all_edge_args
17970 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
17971 (ipa_free_all_node_params): Deallocation to jump_functions moved to
17972 ipa_free_all_edge_args
17973 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
17974 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
17975 (ipa_create_methodlist_node): Removed.
17976 (ipa_methodlist_method): Removed.
17977 (ipa_methodlist_method_set): Removed.
17978 (ipa_methodlist_next_method): Removed.
17979 (ipa_methodlist_next_method_set): Removed.
17980 (ipa_method_is_modified): Removed.
17981 (ipa_method_modify_create): Removed.
17982 (ipa_method_modify_init): Temporary variable info instead of a few
17984 (ipa_detect_param_modifications): Temporary variable info instead of
17985 a few dereferences.
17986 (ipa_compute_jump_functions): Temporary variable info instead of
17987 a few dereferences.
17988 (ipa_method_modify_set): Removed.
17989 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
17990 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
17991 than craph_node as the first parameter.
17992 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
17993 (ipa_method_modify_init): Removed.
17994 (ipa_compute_jump_functions): Added a temp variable instead of
17995 repeatadly dereferencing the cgraph_edge.aux pointer
17996 (ipa_callsite_param_set_type): Removed.
17997 (ipa_compute_jump_functions): i renamed to index and moved to
17999 (ipa_callsite_param_set_info_type_formal): Removed.
18000 (ipa_callsite_param_set_info_type): Removed.
18001 (ipa_callsite_param_map_create): Removed.
18002 (ipa_callsite_tree): Removed.
18003 (ipa_callsite_caller): Removed.
18004 (ipa_pop_func_from_list): return_method removed to return_func
18006 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18007 prefixed all values with IPA_. Changed all users.
18008 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18009 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18010 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18011 (union parameter_info): Renamed to jump_func_value.
18012 (union jump_func_value): Renamed value to constant
18013 (struct ipa_jump_func): Renamed info_type to value
18014 (struct ipa_node): Renamed to ipa_node_params
18015 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18016 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18017 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18018 (struct ipa_edge): Renamed to ipa_edge_args
18019 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18020 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18021 (struct ipa_methodlist): Renamed to ipa_func_list
18022 (struct ipa_func_list): method_p renamed to node, next_method
18024 (ipa_methodlist_p): Removed, switched all users to struct pointer
18025 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18027 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18029 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18030 (rs6000_emit_epilogue): Use backchain to restore only when we
18031 have a large frame. Make use of frame pointer to restore if we
18032 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18034 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18036 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18037 Add mode to zero_extract.
18038 (sign bit tests peepholes): (Ditto.).
18040 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18042 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18043 Instructions in comments with SSE3.
18044 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18045 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18046 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18047 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18048 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18049 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18050 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18051 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18052 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18053 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18054 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18055 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18056 (bdesc_sse_args): Renamed to ...
18057 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18058 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18059 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18060 IX86_BUILTIN_FABSQ.
18061 (bdesc_1arg): Moved to ...
18062 (bdesc_args): Here.
18063 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18064 Instructions in comments with SSE3.
18065 (ix86_expand_sse_operands_builtin): Renamed to ...
18066 (ix86_expand_args_builtin): This. Updated.
18067 (ix86_expand_unop1_builtin): Update comments.
18068 (ix86_expand_builtin): Updated.
18070 2008-04-29 Richard Guenther <rguenther@suse.de>
18072 PR tree-optimization/36078
18073 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18074 Update virtual SSA form after cleaning up the CFG.
18076 2008-04-29 Richard Guenther <rguenther@suse.de>
18078 PR middle-end/15255
18079 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18081 2008-04-29 Richard Guenther <rguenther@suse.de>
18083 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18084 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18085 (compute_flow_insensitive_aliasing): Do not treat
18086 PTR_IS_REF_ALL pointers special.
18087 (get_smt_for): Likewise.
18088 (may_alias_p): Re-structure.
18089 (is_escape_site): A ref-all pointer conversion is not an escape site.
18090 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18091 PTR_IS_REF_ALL pointers special.
18092 * tree-ssa-structalias.h (struct alias_info): Remove
18093 ref_all_symbol_mem_tag field.
18094 (PTR_IS_REF_ALL): Remove.
18096 2008-04-29 Richard Guenther <rguenther@suse.de>
18098 PR middle-end/36077
18099 * fold-const.c (extract_muldiv_1): In combining division constants
18100 make sure to never overflow.
18102 2008-04-29 Nick Clifton <nickc@redhat.com>
18104 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18106 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18109 * optc-gen.awk: Work around HP-UX/IA awk bug.
18111 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18113 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18116 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18119 * config/i386/i386.md
18120 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18121 Change operand 1 predicate to nonimmediate_operand.
18123 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18126 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18128 * gengtype.c (walk_type, write_func_for_structure): Handle
18130 * doc/gty.texi: Document chain_circular.
18132 2008-04-28 Richard Guenther <rguenther@suse.de>
18134 PR tree-optimization/36066
18135 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18138 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18141 * config/i386/i386.md
18142 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18143 Use match_scratch instead of match_operand for operands 3 and 4.
18145 2008-04-27 Richard Guenther <rguenther@suse.de>
18147 PR tree-optimization/18754
18148 PR tree-optimization/34223
18149 * tree-pass.h (pass_complete_unrolli): Declare.
18150 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18151 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18152 Rewrite loop into loop closed SSA form if it is not already.
18153 (tree_unroll_loops_completely): Re-structure to iterate over
18154 innermost loops with intermediate CFG cleanups.
18155 Unroll outermost loops only if requested or the code does not grow
18157 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18158 loops are available.
18159 (tree_vectorize): Instead do so here.
18160 (tree_complete_unroll): Also unroll outermost loops.
18161 (tree_complete_unroll_inner): New function.
18162 (gate_tree_complete_unroll_inner): Likewise.
18163 (pass_complete_unrolli): New pass.
18164 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18165 uses outside of the loop.
18166 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18167 form if it is available.
18168 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18169 * passes.c (init_optimization_passes): Schedule complete inner
18170 loop unrolling pass before the first CCP pass after final inlining.
18172 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18174 * targhooks.h (default_emutls_var_fields,
18175 default_emutls_var_init): Declare.
18176 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18177 * target.h (struct gcc_target): Add struct emutls member.
18178 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18179 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18180 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18181 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18182 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18183 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18184 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18185 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18186 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18187 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18188 emit debug information.
18189 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18190 * varasm.c: Include targhooks.h.
18191 (emutls_object_section, emutls_tmpl_section): New.
18192 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18193 (EMUTLS_SEPARATOR): New.
18194 (prefix_name): New.
18195 (get_emutls_object_name): New.
18196 (default_emutls_var_fields): New, broken out of ...
18197 (get_emutls_object_type): ... here. Adjust to use target hooks.
18198 (get_emutls_init_templ_addr): Adjust to use target hooks.
18199 (emutls_decl): Adjust to use target hooks.
18200 (emutls_finish): Likewise.
18201 (default_emutls_var_init): New, broken out of ...
18202 (assemble_variable): ... here. Adjust to use target hooks.
18203 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18204 SECCAT_EMUTLS_TMPL.
18205 * c-common.c (handle_section_attribute): Prevent overriding
18206 sections for emulated tls with special sections.
18207 * config/i386/i386.c (x86_64_elf_select_section): Add
18208 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18209 (x86_64_elf_unique_section): Likewise.
18210 * config/vxworks.c: Include tree.h.
18211 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18212 (vxworks_override_options): Set TLS scheme.
18213 * doc/tm.texi (Emulated TLS): New node.
18215 2008-04-26 Simon Baldwin <simonb@google.com>
18218 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18219 with propagated string constants.
18221 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18223 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18224 constraint for operand 2 when operand 0 is memory operand.
18225 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18226 operand 0 is memory operand.
18227 (fix_trunc<mode>_i387_with_temp): Ditto.
18228 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18229 operand 2 when operand 1 is memory operand.
18230 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18231 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18232 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18233 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18234 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18235 operands 2,3 and 4 when operand 1 is memory operand.
18236 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18238 (fistdi2_floor_with_temp): Ditto.
18239 (fist<mode>2_floor_with_temp): Ditto.
18240 (fistdi2_ceil_with_temp): Ditto.
18241 (fist<mode>2_ceil_with_temp): Ditto.
18242 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18244 2008-04-26 David Daney <ddaney@avtrex.com>
18246 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18248 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18249 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18250 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18251 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18252 (compare_and_swap_12): New insn.
18253 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18254 * config/mips/mips.c (mips_force_binary): New function.
18255 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18256 (mips_expand_compare_and_swap_12): New function.
18257 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18259 2008-04-25 Jan Hubicka <jh@suse.cz>
18262 * cfgexpand.c (pass_expand): Turn into RTL pass.
18263 * passes.c (execute_one_pass): Do pass typechecking after execution.
18264 * tree-pass.h (pass_expand): Turn into RTL pass.
18266 * function.h (struct rtl_data): Move here fields
18267 accesses_prior_frames, calls_eh_return, saves_all_registers,
18268 has_nonlocal_goto, has_asm_statement, is_thunk,
18269 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18270 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18271 arg_pointer_save_area_init from struct function; turn into bool.
18272 (struct function): Move
18273 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18274 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18275 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18276 tail_call_emit, arg_pointer_save_area_init
18277 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18278 (current_function_returns_struct, current_function_returns_pcc_struct,
18279 current_function_calls_setjmp, current_function_calls_alloca,
18280 current_function_accesses_prior_frames,
18281 current_function_calls_eh_return, current_function_is_thunk,
18282 current_function_stdarg, current_function_profile,
18283 current_function_limit_stack, current_function_uses_pic_offset_table,
18284 current_function_uses_const_pool, current_function_has_nonlocal_label,
18285 current_function_saves_all_registers,
18286 current_function_has_nonlocal_goto,
18287 current_function_has_asm_statement): Remove accesor macros.
18288 * ra-conflict.c (global_conflicts): Update.
18289 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18290 (suitable_for_tail_call_opt_p): Update.
18291 * builtins.c (expand_builtin_return_addr): Update.
18292 (expand_builtin_setjmp_setup): Update.
18293 (expand_builtin_nonlocal_goto): Update.
18294 * final.c (final_start_function): Update.
18295 (profile_function): Update.
18296 (leaf_function_p): Update.
18297 (only_leaf_regs_used): Update.
18298 * df-scan.c (df_get_exit_block_use_set): Update.
18299 * dojump.c (clear_pending_stack_adjust): Update.
18300 * tree-stdarg.c (gate_optimize_stdarg): Update.
18301 * gimple-low.c (lower_function_body): Update.
18302 * global.c (compute_regsets): Update.
18303 (global_alloc): Update.
18304 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18305 * expr.c (expand_assignment): Update.
18306 * dse.c (dse_step0): Update.
18307 (dse_step1): Update.
18308 * c-decl.c (store_parm_decls): Update.
18309 * local-alloc.c (combine_regs): Update.
18310 (find_free_reg): Update.
18311 * function.c (assign_parms_augmented_arg_list): Update.
18312 (assign_parm_find_data_types): Update.
18313 (assign_parms): Update.
18314 (allocate_struct_function): Update.
18315 (expand_function_start): Update.
18316 (expand_function_end): Update.
18317 (get_arg_pointer_save_area): Update.
18318 (thread_prologue_and_epilogue_insns): Update.
18319 (rest_of_match_asm_constraints): Update.
18320 * stor-layout.c (variable_size): Update.
18321 * gcse.c (gcse_main): Update.
18322 (bypass_jumps): Update.
18323 * gimplify.c (gimplify_function_tree): Update.
18324 * calls.c (emit_call_1): Update.
18325 (expand_call): Update.
18326 * bt-load.c (compute_defs_uses_and_gen): Update.
18327 * except.c (sjlj_assign_call_site_values): Update.
18328 (sjlj_emit_function_enter): Update.
18329 (can_throw_external): Update.
18330 (set_nothrow_function_flags): Update.
18331 (expand_builtin_unwind_init): Update.
18332 (expand_eh_return): Update.
18333 (convert_to_eh_region_ranges): Update.
18334 (output_function_exception_table): Update.
18335 * emit-rtl.c (gen_tmp_stack_mem): Update.
18336 * cfgexpand.c (expand_used_vars): Update.
18337 (tree_expand_cfg): Update.
18338 * cfgcleanup.c (rest_of_handle_jump): Update.
18339 * explow.c (allocate_dynamic_stack_space): Update.
18340 * varasm.c (assemble_start_function): Update.
18341 (force_const_mem): Update.
18342 (mark_constant_pool): Update.
18343 * tree-optimize.c (tree_rest_of_compilation): Update.
18344 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18345 * tree-cfg.c (notice_special_calls): Update.
18346 (is_ctrl_altering_stmt): Update.
18347 (tree_can_make_abnormal_goto): Update.
18348 (tree_purge_dead_abnormal_call_edges): Update.
18349 * config/alpha/predicates.md: Update.
18350 * config/alpha/alpha.c (alpha_sa_mask): Update.
18351 (alpha_sa_size): Update.
18352 (alpha_does_function_need_gp): Update.
18353 (alpha_expand_prologue): Update.
18354 (alpha_start_function): Update.
18355 (alpha_output_function_end_prologue): Update.
18356 (alpha_expand_epilogue): Update.
18357 * config/frv/frv.c (frv_stack_info): Update.
18358 (frv_expand_epilogue): Update.
18359 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18360 (s390_register_info): Update.
18361 (s390_frame_info): Update.
18362 (s390_init_frame_layout): Update.
18363 (s390_can_eliminate): Update.
18364 (save_gprs): Update.
18365 * config/spu/spu.c (spu_split_immediate): Update.
18366 (need_to_save_reg): Update.
18367 (spu_expand_prologue): Update.
18368 (spu_expand_epilogue): Update.
18369 * config/sparc/sparc.md: Update.
18370 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18371 (sparc_tls_got): Update.
18372 (legitimize_pic_address): Update.
18373 (sparc_emit_call_insn): Update.
18374 (sparc_expand_prologue): Update.
18375 (output_return): Update.
18376 (print_operand): Update.
18377 (sparc_function_ok_for_sibcall): Update.
18378 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18379 * config/m32r/m32r.md: Update.
18380 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18381 (m32r_compute_frame_size): Update.
18382 (m32r_expand_prologue): Update.
18383 (m32r_expand_epilogue): Update.
18384 (m32r_legitimize_pic_address): Update.
18385 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18386 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18387 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18388 (gen_push): Update.
18389 (ix86_save_reg): Update.
18390 (ix86_compute_frame_layout): Update.
18391 (ix86_expand_prologue): Update.
18392 (ix86_expand_epilogue): Update.
18393 * config/sh/sh.c (output_stack_adjust): Update.
18394 (calc_live_regs): Update.
18395 (sh5_schedule_saves): Update.
18396 (sh_expand_prologue): Update.
18397 (sh_expand_epilogue): Update.
18398 (sh_setup_incoming_varargs): Update.
18399 (sh_allocate_initial_value): Update.
18400 (sh_get_pr_initial_val): Update.
18401 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18402 * config/sh/sh.md (label:): Update.
18403 * config/avr/avr.c (out_movhi_mr_r): Update.
18404 * config/crx/crx.h (enum): Update.
18405 * config/xtensa/xtensa.h (along): Update.
18406 * config/stormy16/stormy16.c Update.
18407 (xstormy16_compute_stack_layout): Update.
18408 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18409 (fr30_expand_prologue): Update.
18410 * config/cris/cris.c (cris_conditional_register_usage): Update.
18411 (cris_reg_saved_in_regsave_area): Update.
18412 (cris_initial_frame_pointer_offset): Update.
18413 (cris_simple_epilogue): Update.
18414 (cris_expand_prologue): Update.
18415 (cris_expand_epilogue): Update.
18416 (cris_expand_pic_call_address): Update.
18417 (cris_asm_output_symbol_ref): Update.
18418 (cris_asm_output_label_ref): Update.
18419 * config/cris/cris.md Update.
18420 * config/iq2000/iq2000.c (compute_frame_size): Update.
18421 (iq2000_expand_epilogue): Update.
18422 * config/mt/mt.h (save_direction): Update.
18423 * config/mn10300/mn10300.c (mn10300_function_value): Update.
18424 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18425 (ia64_secondary_reload_class): Update.
18426 * config/m68k/m68k.c (m68k_save_reg): Update.
18427 (m68k_expand_prologue): Update.
18428 (m68k_expand_epilogue): Update.
18429 (legitimize_pic_address): Update.
18430 * config/rs6000/rs6000.c (rs6000_got_register): Update.
18431 (first_reg_to_save): Update.
18432 (first_altivec_reg_to_save): Update.
18433 (compute_vrsave_mask): Update.
18434 (compute_save_world_info): Update.
18435 (rs6000_stack_info): Update.
18436 (spe_func_has_64bit_regs_p): Update.
18437 (rs6000_ra_ever_killed): Update.
18438 (rs6000_emit_eh_reg_restore): Update.
18439 (rs6000_emit_allocate_stack): Update.
18440 (rs6000_emit_prologue): Update.
18441 (rs6000_emit_epilogue): Update.
18442 (rs6000_output_function_epilogue): Update.
18443 (output_profile_hook): Update.
18444 (rs6000_elf_declare_function_name): Update.
18445 * config/rs6000/rs6000.h (rs6000_args): Update.
18446 * config/rs6000/rs6000.md: Update.
18447 * config/mcore/mcore.c (mcore_expand_prolog): Update.
18448 * config/arc/arc.c (arc_output_function_epilogue): Update.
18449 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
18450 * config/darwin.c (machopic_function_base_name): Update.
18451 * config/score/score3.c (score3_compute_frame_size): Update.
18454 (score3_epilogue): Update.
18455 * config/score/score7.c (score7_compute_frame_size): Update.
18456 (score7_prologue): Update.
18457 (score7_epilogue): Update.
18458 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
18459 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18460 * config/arm/arm.c (use_return_insn): Update.
18461 (require_pic_register): Update.
18462 (arm_load_pic_register): Update.
18463 (arm_compute_save_reg0_reg12_mask): Update.
18464 (arm_compute_save_reg_mask): Update.
18465 (thumb1_compute_save_reg_mask): Update.
18466 (output_return_instruction): Update.
18467 (arm_output_function_prologue): Update.
18468 (arm_output_epilogue): Update.
18469 (arm_get_frame_offsets): Update.
18470 (arm_expand_prologue): Update.
18471 (thumb_pushpop): Update.
18472 (thumb_exit): Update.
18473 (thumb1_expand_prologue): Update.
18474 (thumb1_expand_epilogue): Update.
18475 (arm_unwind_emit): Update.
18476 (arm_output_fn_unwind): Update.
18477 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
18478 * config/arm/arm.md: Update.
18479 * config/pa/pa.md: Update.
18480 * config/pa/pa.c (legitimize_pic_address): Update.
18481 (compute_frame_size): Update.
18482 (hppa_expand_prologue): Update.
18483 (hppa_expand_epilogue): Update.
18484 (borx_reg_operand): Update.
18485 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
18486 (HARD_REGNO_RENAME_OK): Update.
18487 * config/mips/mips.c (mips_global_pointer): Update.
18488 (mips_save_reg_p): Update.
18489 (mips_compute_frame_info): Update.
18490 (mips_frame_pointer_required): Update.
18491 (mips_expand_prologue): Update.
18492 (mips_expand_epilogue): Update.
18493 (mips_can_use_return_insn): Update.
18494 (mips_reorg_process_insns): Update.
18495 * config/v850/v850.c (compute_register_save_size): Update.
18496 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
18497 * config/mmix/mmix.c (along): Update.
18498 (mmix_expand_epilogue): Update.
18499 * config/bfin/bfin.c (legitimize_pic_address): Update.
18500 (must_save_p): Update.
18501 (stack_frame_needed_p): Update.
18502 (add_to_reg): Update.
18503 (bfin_expand_prologue): Update.
18504 * stmt.c (expand_asm_operands): Update.
18505 * reload1.c (reload): Update.
18506 (init_elim_table): Update.
18508 2008-04-25 Bob Wilson <bob.wilson@acm.org>
18510 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
18512 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
18514 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
18515 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
18516 (mov<mode>): Removed.
18517 (*movv4sf_internal): Likewise.
18518 (*movv2df_internal): Likewise.
18520 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
18522 * config.gcc (crx-*-elf): Remove deprecation.
18524 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
18526 * config/i386/cygming-crtend.c (register_frame_ctor): Register
18527 __gcc_deregister_frame with atexit.
18528 (deregister_frame_dtor): Remove.
18530 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
18531 Nathan Sidwell <nathan@codesourcery.com>
18533 * config/rs6000/rs6000.opt (mspe): Remove Var property.
18535 * config/rs6000/rs6000.h (rs6000_spe): Declare.
18536 (rs6000_isel): Likewise.
18537 * config/rs6000/rs6000.c (rs6000_spe): New variable.
18538 (rs6000_isel): New variable.
18539 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
18541 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18544 * c-common.c (handle_vector_size_attribute): Call
18545 lang_hooks.types.reconstruct_complex_type instead of
18546 reconstruct_complex_type.
18547 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
18548 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
18549 * langhooks.h (struct lang_hooks_for_types): Add
18550 reconstruct_complex_type hook.
18551 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
18552 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
18554 2008-04-24 Richard Guenther <rguenther@suse.de>
18556 * c-common.h (check_builtin_function_arguments): Declare.
18557 * c-common.c (validate_nargs): New function.
18558 (check_builtin_function_arguments): Likewise.
18559 * c-typeck.c (build_function_call): Call
18560 check_builtin_function_arguments.
18561 * builtins.c (fold_builtin_classify): Remove error reporting code.
18562 (fold_builtin_unordered_cmp): Likewise.
18563 (fold_builtin_1): Likewise.
18564 (fold_builtin_n): Likewise.
18566 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18568 PR tree-optimization/36008
18569 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
18570 the original op1, rather than delta by step.
18572 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
18573 Sebastian Pop <sebastian.pop@amd.com>
18575 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
18576 eliminate_local_variables_stmt, eliminate_local_variables,
18577 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
18578 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
18579 of code delimited by two edges in the CFG.
18580 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
18581 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
18582 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
18583 the case of parallelisation of reductions.
18584 (expr_invariant_in_region_p): New.
18586 * tree-flow.h (gather_blocks_in_sese_region): Declared.
18587 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
18589 2008-04-24 Ira Rosen <irar@il.ibm.com>
18590 Richard Guenther <rguenther@suse.de>
18592 PR tree-optimization/36034
18593 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
18594 incapable of dealing with loads with gaps.
18596 2008-04-24 Rafael EspÃndola <espindola@google.com>
18598 * tree-flow.h (vrp_evaluate_conditional): Change signature.
18599 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18600 vrp_evaluate_conditional.
18601 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
18602 (vrp_evaluate_conditional): Split the cond argument.
18603 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
18604 (simplify_stmt_for_jump_threading): Update call to
18605 vrp_evaluate_conditional.
18607 2008-04-24 Ira Rosen <irar@il.ibm.com>
18609 PR tree-optimization/35982
18610 * tree-vect-analyze.c (vect_check_interleaving): Check that the
18611 interleaved data-refs are of the same type.
18613 2008-04-24 Danny Smith <dannysmith@users.net>
18615 * c-format.c (check_format_info_main): Use strncmp rather than a
18616 magic prefix to handle multichar length specs.
18617 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
18618 Don't prefix "I64" and "I32" with '\0'.
18620 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18623 * config/i386/i386.c (init_cumulative_args): Don't pass anything
18624 in registers for -m32 only if stdarg_p (fntype).
18626 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
18628 PR rtl-optimization/36006
18629 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
18630 temp to op0 in order to avoid invalid rtx sharing.
18632 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
18634 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
18635 check TREE_INVARIANT.
18636 * tree-gimple.c (is_gimple_address): New.
18637 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
18638 * tree-gimple.h (is_gimple_address): New.
18639 * tree.h (decl_address_invariant_p): New.
18640 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
18641 (build_string): Likewise.
18642 (decl_address_invariant_p): New, from is_gimple_invariant_address.
18643 (tree_invariant_p_1): Likewise.
18644 (save_expr): Use it.
18645 (tree_invariant_p): New.
18646 (skip_simple_arithmetic): Use it.
18647 (stabilize_reference_1): Use it.
18648 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
18650 (build1_stat): Drop code to compute TREE_INVARIANT.
18651 (build2_stat): Drop code to compute TREE_INVARIANT.
18652 (build3_stat): Drop code to compute TREE_INVARIANT.
18653 (build4_stat): Drop code to compute TREE_INVARIANT.
18654 (build5_stat): Drop code to compute TREE_INVARIANT.
18655 (build7_stat): Drop code to compute TREE_INVARIANT.
18656 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
18657 * tree.h (struct tree_base): Remove invariant_flag.
18658 (TREE_INVARIANT): Remove.
18659 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
18660 (fold_builtin_expect): Check TREE_CONSTANT.
18661 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
18662 * c-tree.h (c_expr_to_decl): Drop third parameter.
18663 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
18664 (build_c_cast): Don't set TREE_INVARIANT.
18665 (pop_init_level): Don't set TREE_INVARIANT.
18666 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
18667 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
18669 (gimplify_init_constructor): Don't set TREE_INVARIANT.
18670 (gimplify_addr_expr): Adjust comment.
18671 * tree-mudflap.c (mf_build_string):
18672 * print-tree.c (print_node): Don't print TREE_INVARIANT.
18673 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
18674 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
18675 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
18676 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
18677 * langhooks.h (struct lang_hooks): Drop third parameter from
18680 2008-04-23 Richard Guenther <rguenther@suse.de>
18682 PR tree-optimization/27799
18683 PR tree-optimization/32921
18684 PR tree-optimization/32624
18685 * tree-ssa-structalias.c (merge_smts_into): Only merge the
18686 SMTs aliases and the tag itself into the solution.
18687 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
18688 merge the points-to solution back into the SMT aliases.
18689 (may_alias_p): Use alias_set_subset_of instead of
18690 aliases_conflict_p. A pointer which points to
18691 memory with alias set zero may access any variable.
18693 2008-04-23 Richard Guenther <rguenther@suse.de>
18695 * alias.c (alias_set_subset_of): Correctly handle asking
18696 if zero is a subset of an alias set with zero child.
18697 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
18698 (compute_flow_insensitive_aliasing): Correctly walk all
18699 pointers. Do not unnecessarily union sets.
18701 2008-04-23 Richard Guenther <rguenther@suse.de>
18703 PR middle-end/36021
18704 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
18706 2008-04-22 Tomas Bily <tbily@suse.cz>
18708 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
18710 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
18712 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18713 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18714 * tree-inline.c (estimate_num_insns_1): Likewise.
18715 * varasm.c (const_hash_1, compare_constant, copy_constant)
18716 (compute_reloc_for_constant, output_addressed_constants): Likewise.
18717 * emit-rtl.c (component_ref_for_mem_expr)
18718 (set_mem_attributes_minus_bitpos): Likewise.
18719 * expr.c (highest_pow2_factor, expand_expr_real_1, )
18720 (is_aligning_offset): Likewise.
18721 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
18722 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18723 * dojump.c (do_jump): Likewise.
18724 * builtins.c (get_pointer_alignment, get_memory_rtx)
18725 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
18726 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
18728 2008-04-23 Jakub Jelinek <jakub@redhat.com>
18730 PR rtl-optimization/36017
18731 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
18732 expanding the library call.
18734 2008-04-22 Ian Lance Taylor <iant@google.com>
18736 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
18737 than size_in_bytes.
18739 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
18741 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
18742 of LR/CTR moves for Power6.
18744 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18746 PR middle-end/36003
18747 * passes.c (init_optimization_passes): Remove
18748 pass_fast_rtl_byte_dce.
18750 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
18753 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
18754 builtin functions to generate faster code.
18755 (_mm_cvtpu16_ps): Ditto.
18756 (_mm_cvtpi32x2_ps): Ditto.
18758 2008-04-22 Nick Clifton <nickc@redhat.com>
18760 * common.opt (ftree-loop-distribution): Add Optimization
18763 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
18764 (frv_expand_builtin_va_start): Likewise.
18766 * config/arm/arm.c (thumb_find_work_register): Fix location of
18767 argument register count.
18769 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18771 Support scheduling for ColdFire V1 and V3 microarchitecture.
18772 Improve scheduling of multiplication instructions.
18774 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
18775 (mac): New instruction attribute.
18776 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
18777 (m68k_sched_mac): New variable.
18778 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
18779 Handle cfv1 and cfv3.
18780 (max_insn_size): New static variable.
18781 (struct _sched_ib): New type.
18782 (sched_ib): New static variable.
18783 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
18784 to fields of 'struct _sched_ib sched_ib'. Update all uses.
18785 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
18787 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
18788 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
18789 new variables. Update.
18790 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18791 Add modeling of cfv3 instruction buffer. Update.
18792 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
18793 * config/m68k/m68k.h (TUNE_CFV3): New macro.
18794 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
18795 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
18796 a particular reservation applies to.
18797 (type2): Reorganize attribute values. Rename alu to alu_reg,
18798 alu_l to alu, move_l to omove. Join move to alu. Split mul
18799 to mul_l and mul_w.
18800 (cf_ib_*): Simplify description of instruction buffer.
18801 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
18802 (cf_mem): Split into cf_mem1 and cf_mem2.
18803 (cf_v2_move_??): Rename to cfv12_alu_??.
18804 (cf_v2_move_l_??): Rename to cfv12_omove_??.
18805 (cf_v2_mul_??): Remove reservations.
18806 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
18807 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
18808 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
18810 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
18811 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
18812 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
18813 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
18814 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
18815 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
18816 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
18817 expansions of the above reservations for instructions of sizes
18820 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18822 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
18824 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
18826 * coverage.c: Include tree-pass.h.
18827 (coverage_counter_alloc): Print da_file_name to the dump file.
18829 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
18831 * sbitmap.c (sbitmap_range_empty_p): New function.
18832 * sbitmap.h (sbitmap_range_empty_p): New function.
18833 * bitmap.h: Now includes obstack.h.
18835 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
18836 Kenneth Zadeck <zadeck@naturalbridge.com>
18838 * dbgcnt.def (ra_byte_scan): Added.
18839 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
18840 when the last hit happens for a counter.
18841 * timevar.def (TV_DF_BYTE_LR): New variable.
18842 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
18843 * passes.c (pass_fast_rtl_byte_dce): New pass.
18844 * fwprop.c (update_df): Added mode to call df_ref_create.
18845 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18846 DF_REF_EXTRACT_OFFSET.
18847 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
18848 DF_BYTE_LR_OUT, df_byte_lr): New macro.
18850 (df_ref_extract): Added mode field.
18851 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
18852 DF_REF_EXTRACT_OFFSET.
18853 (DF_REF_EXTRACT_MODE): New macro.
18854 (df_byte_lr_bb_info): New structure.
18855 (df_print_byte_regset, df_compute_accessed_bytes,
18856 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
18857 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
18858 df_byte_lr_simulate_uses,
18859 df_byte_lr_simulate_artificial_refs_at_top,
18860 df_byte_lr_simulate_artificial_refs_at_end,
18861 df_compute_accessed_bytes): New function.
18862 (df_ref_create): Add parameter.
18863 (df_byte_lr_get_bb_info): New inline function.
18864 * df-scan.c (df_ref_record, df_uses_record,
18865 df_ref_create_structure): Added mode parameter.
18866 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
18867 df_defs_record, df_uses_record, df_get_conditional_uses,
18868 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
18869 df_entry_block_defs_collect, df_exit_block_uses_collect):
18870 Added mode parameter to calls to df_ref_record, df_uses_record,
18871 df_ref_create_structure.
18872 (df_ref_equal_p, df_ref_compare): Added test for modes.
18873 (df_ref_create_structure): Added code to set mode. Renamed
18874 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18875 DF_REF_EXTRACT_OFFSET.
18876 * df-core.c (df_print_byte_regset): New function.
18877 * df-byte-scan.c: New file.
18878 * df-problems.c (df_rd_transfer_function): Removed unnecessary
18879 calls to BITMAP_FREE.
18880 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
18881 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
18882 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
18883 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
18884 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
18885 df_byte_lr_local_compute, df_byte_lr_init,
18886 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
18887 df_byte_lr_transfer_function, df_byte_lr_free,
18888 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
18889 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
18890 df_byte_lr_simulate_uses,
18891 df_byte_lr_simulate_artificial_refs_at_top,
18892 df_byte_lr_simulate_artificial_refs_at_end): New function.
18893 * dce.c (byte_dce_process_block): New function.
18894 (dce_process_block): au is now passed in rather than computed
18895 locally. Changed loops that look at artificial defs to not look
18896 for conditional or partial ones, because there never are any.
18897 (fast_dce): Now is able to drive byte_dce_process_block or
18898 dce_process_block depending on the kind of dce being done.
18899 (rest_of_handle_fast_dce): Add parameter to fast_dce.
18900 (rest_of_handle_fast_byte_dce): New function.
18901 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
18902 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
18904 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
18907 * gcc.h: Added fortran options that take arguments to
18908 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
18911 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
18913 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
18914 scalarization if on the LHS and not a full access.
18916 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18918 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
18920 2008-04-18 Rafael EspÃndola <espindola@google.com>
18922 * tree-vrp.c (find_case_label_index): Fix the binary search.
18923 (find_case_label_range): New.
18924 (vrp_visit_switch_stmt): Use find_case_label_range.
18925 (simplify_switch_using_ranges): Use find_case_label_range.
18927 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
18929 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
18930 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
18932 2008-04-18 Tom Tromey <tromey@redhat.com>
18935 * doc/cpp.texi (Implementation-defined behavior): Mention
18938 2008-04-18 Ian Lance Taylor <iant@google.com>
18940 * fold-const.c (pointer_may_wrap_p): New static function.
18941 (fold_comparison): Add another test for pointer overflow. Use
18942 pointer_may_wrap_p to disable some false positives.
18944 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
18946 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
18947 (fname_as_string): Match updated cpp_interpret_string prototype.
18948 (fix_string_type): Support char16_t* and char32_t*.
18949 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
18950 derivative) nodes. Register as builtin if C++0x.
18951 (c_parse_error): Support CPP_CHAR{16,32}.
18952 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
18953 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
18954 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
18955 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
18956 CTI_CHAR32_ARRAY_TYPE>: New elements.
18957 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
18958 char32_type_node, signed_char32_type_node, char16_array_type_node,
18959 char32_array_type_node): New defines.
18960 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
18961 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
18962 (lex_string): Support CPP_STRING{16,32}, match updated
18963 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
18964 (lex_charconst): Support CPP_CHAR{16,32}.
18965 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
18966 and CPP_STRING{16,32}.
18968 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
18971 * aclocal.m4: Regenerate.
18972 * configure: Regenerate.
18974 2008-04-18 Jan Hubicka <jh@suse.cz>
18976 * except.c (dw2_size_of_call_site_table,
18977 sjlj_size_of_call_site_table): Use vector API for call_site_record.
18979 * cgraphbuild.c (build_cgraph_edges): Update.
18980 * tree-pass.h: Update comment.
18981 * final.c (leaf_function_p): Update.
18982 (leaf_renumber_regs): Update.
18983 (rest_of_clean_state): Update.
18984 * omp-low.c (expand_omp_parallel): Update.
18985 * ipa-reference.c (analyze_function): Update.
18986 * reorg.c (find_end_label): Update.
18987 (optimize_skip): Update.
18988 (fill_simple_delay_slots): Update.
18989 (fill_simple_delay_slots): Update.
18990 (make_return_insns): Update.
18991 (dbr_schedule): Update.
18992 * gimple-low.c (record_vars_into): Update.
18993 * cfgbuild.c (make_edges): Update.
18994 * function.c (assign_stack_local): Update.
18995 (assign_parm_adjust_stack_rtl): Update.
18996 (locate_and_pad_parm): Update.
18997 (allocate_struct_function): Do not initialize stack_alignment_needed
18998 and preferred_stack_boundary here.
18999 (stack_protect_prologue): Update.
19000 (stack_protect_epilogue): Update.
19001 (expand_function_start): Initialize stack_alignment_needed,
19002 preferred_stack_boundary and max_jumptable_ents.
19003 (expand_function_end): Update.
19004 (free_after_compilation): Do not NULLify epilogue_delay_list.
19005 * function.h (struct rtl_data): Add stack_protect_guard,
19006 stack_alignment_needed,
19007 preferred_stack_boundary, epilogue_delay_list.
19008 (struct function): Remove value_histograms, stack_alignment_needed,
19009 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19011 unexpanded_var_list, stack_protect_guard.
19012 (current_function_epilogue_delay_list): Remove.
19013 * ipa-type-escape.c (analyze_function): Update.
19014 * gimplify.c (pop_gimplify_context): Update comment.
19015 * calls.c (expand_call): Update.
19016 (emit_library_call_value_1): Update.
19017 * except.c (set_nothrow_function_flags): Update.
19018 * cfgexpand.c (get_decl_align_unit): Update.
19019 (create_stack_guard): Update.
19020 (estimated_stack_frame_size): Update.
19021 (expand_used_vars): Update.
19022 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19023 * explow.c (allocate_dynamic_stack_space): Update.
19024 * tree-ssa-live.c (remove_unused_locals): Update.
19025 * varasm.c (mark_constant_pool): Update.
19026 * tree-inline.c (remap_decls): Update.
19027 (initialize_cfun): Update.
19028 (declare_return_variable): Update.
19029 (inline_forbidden_p): Update.
19030 (expand_call_inline): Update.
19031 (declare_inline_vars): Update.
19032 (tree_function_versioning): Update.
19033 * tree-flow.h (value_histograms): New.
19034 (VALUE_HISTOGRAMS): New macro.
19035 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19037 * tree-cfg.c (set_bb_for_stmt): Update.
19038 (replace_by_duplicate_decl): Update.
19039 (move_block_to_fn): Update.
19040 (new_label_mapper): Update.
19041 (dump_function_to_file): Update.
19042 * ipa-struct-reorg.c (build_data_structure): Update.
19043 * cfgrtl.c (print_rtl_with_bb): Update.
19044 * reload1.c (reload): Update.
19046 * config/i386/i386.c (setup_incoming_varargs_64,
19047 ix86_compute_frame_layout): Update.
19048 * config/arc/arc.c (arc_output_function_epilogue): Update.
19050 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19052 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19053 for FreeBSD as well.
19054 * gthr-posix95.h: Likewise.
19056 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19058 PR rtl-optimization/35838
19059 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19060 out the byte offset of the first subreg.
19062 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19064 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19065 to split_ti instead of three separate calls with single member arrays.
19066 (subti3 splitter): Ditto.
19067 (adddi3 splitter): Ditto with split_di.
19068 (subdi3 splitter): Ditto.
19069 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19070 two separate calls with single member arrays. Swap match_dup
19071 operands 1 and 2 to better fit into the array.
19072 (negdi2 splitter): Ditto with split_di.
19073 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19074 two separate calls with single member arrays. Swap match_dup operands
19075 6 and 7 to better fit into the array.
19077 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19079 * config/i386/i386.c (sse_builtin_type): New.
19080 (bdesc_sse_args): Likewise.
19081 (bdesc_sse_3arg): Removed.
19082 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19083 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19084 IX86_BUILTIN_ROUNDPS.
19085 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19086 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19087 IX86_BUILTIN_ROUNDPS.
19088 (ix86_expand_sse_4_operands_builtin): Removed.
19089 (ix86_expand_sse_operands_builtin): New.
19090 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19091 and CODE_FOR_sse4_1_roundps.
19092 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19093 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19095 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19098 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19099 regs before frame pop when needed. If use_backchain_to_restore_sp
19100 then load backchain into a temp reg to restore vr and vrsave. Add
19101 code to restore vr after frame pop if possible.
19103 2008-04-17 Richard Guenther <rguenther@suse.de>
19105 * tree-vn.c (expressions_equal_p): Do not check type
19106 equality or compatibility before calling operand_equal_p.
19107 * fold-const.c (operand_equal_p): Check equivalence of
19108 integer constants before bailing out due to signedness or
19109 precision differences.
19110 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19111 spurious differences in type qualification. Ignore types
19112 for COMPONENT_REFs at all.
19114 2008-04-17 Christian Bruel <christian.bruel@st.com>
19116 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19117 msw_skip comparison.
19119 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19122 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19125 PR tree-optimization/35899
19126 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19127 rather than TREE_OPERAND.
19129 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19132 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19133 temporary registers. Change operand predicate to general_operand.
19134 (remainderxf3): Ditto.
19136 2008-04-16 Richard Guenther <rguenther@suse.de>
19138 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19139 * tree-affine.c (aff_combination_expand): Look through some
19142 2008-04-15 Doug Kwan <dougkwan@google.com>
19144 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19146 * tree-pretty-print.c (dump_generic_node): Ditto.
19147 * final.c (output_addr_const): Ditto.
19148 * dwarf2out.c (output_cfi): Ditto.
19149 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19150 * print-rtl.c (print_rtx): Ditto.
19151 * print-tree.c (print_node_brief, print_node): Ditto.
19152 * c-common.c (match_case_to_enum_1): Ditto.
19153 * sched-vis.c (print_value): Ditto.
19154 * config/i386/i386.c (print_operand): Cast to long unsigned int
19157 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19158 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19159 MS Windows VirtualProtect function.
19161 2008-04-15 Jan Hubicka <jh@suse.cz>
19163 * gengtype.c (write_root): Param_is argument is OK.
19164 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19165 * function.h: Include varray.h
19166 (rtl_eh): New stucture based on except.c one.
19167 (call_site_record): New forward declaration and vector type.
19168 * calls.c (emit_call_1): Do not call
19169 note_current_region_may_contain_throw.
19170 * except.c (eh_status): Remove cur_region, try_region since they are
19172 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19173 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19174 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19175 Remove call_site_data_used, call_site_data_size.
19176 Turn call_site_record into vector in function.h.
19177 (note_current_region_may_contain_throw): Remove.
19178 (get_exception_pointer, get_exception_filter): Do not take struct
19179 function argument; update.
19180 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19181 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19182 build_post_landing_pads, dw2_build_landing_pads,
19183 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19184 sjlj_emit_function_enter, sjlj_emit_function_enter,
19185 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19186 sjlj_build_landing_pads, finish_eh_generation,
19187 remove_exception_handler_label, remove_eh_handler,
19188 maybe_remove_eh_handler, add_reachable_handler,
19189 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19190 add_action_record, collect_one_action_chain, add_call_site,
19191 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19192 sjlj_output_call_site_table, output_function_exception_table,
19193 * except.h (note_current_region_may_contain_throw): Remove
19194 (get_exception_pointer, get_exception_filter): Do not take struct
19196 * Makefile.in (GTFILES): Put varargs before struct function.
19198 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19200 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19201 punt for STRING_CST.
19202 (get_constraint_for): Deal with STRING_CST here instead.
19204 2008-04-15 Richard Guenther <rguenther@suse.de>
19206 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19207 statements in a basic-block with a backward walk. Do not
19208 substitute into dead statements but instead remove those.
19210 2008-04-15 Richard Guenther <rguenther@suse.de>
19212 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19213 to zero, thus disable creation of SFTs.
19215 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19217 * tree-predcom.c (suitable_reference_p): Return false if the
19218 reference can throw.
19220 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19223 * c-decl.c (finish_decl): If extern or static var has variable
19224 size, set TREE_TYPE (decl) to error_mark_node.
19226 2008-04-15 Rafael EspÃndola <espindola@google.com>
19228 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19231 2008-04-15 Richard Guenther <rguenther@suse.de>
19233 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19234 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19235 (visit_reference_op_load): Do walk vuse-vdef chains on
19236 vn_reference_lookup.
19237 (visit_reference_op_store): But do not here.
19238 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19239 vn_reference_lookup.
19240 (vn_lookup_with_vuses): But do so here.
19242 2008-04-14 Ian Lance Taylor <iant@google.com>
19244 * fold-const.c (fold_overflow_warning): Remove assertion.
19246 2008-04-15 Ben Elliston <bje@au.ibm.com>
19248 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19249 temp1 local variables.
19251 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19254 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19255 ".text.unlikely" section as executable.
19257 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19259 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19260 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19261 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19262 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19263 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19264 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19265 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19267 2008-04-14 Ian Lance Taylor <iant@google.com>
19269 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19270 * fold-const.c (fold_comparison): If appropriate, test
19271 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19272 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19273 reassociating a pointer type.
19274 * doc/invoke.texi (Optimize Options): Document that
19275 -fstrict-overflow applies to pointer wraparound.
19277 2008-04-13 Jan Hubicka <jh@suse.cz>
19279 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19281 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19283 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19284 we are going to "save the world".
19286 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19288 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19289 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19290 operand 0 constraint, not "=".
19292 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19294 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19296 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19298 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19299 of size of positions_needed * CHAR_BIT.
19301 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19303 PR middle-end/35897
19304 * dse.c (store_info): Change positions_needed to unsigned
19306 (lowpart_bitmask): New.
19307 (record_store): Cast to unsigned HOST_WIDE_INT for
19308 positions_needed. Assert width <= size of positions_needed *
19309 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19310 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19311 lowpart_bitmask to set mask.
19313 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19315 * config/bfin/constraints.md: New file.
19316 * config/bfin/bfin.md: Include it.
19317 (adddi3): Use satisfies_constraint functions instead of the old macros.
19318 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19319 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19320 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19321 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19322 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19323 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19324 EXTRA_CONSTRAINT): Delete.
19325 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19326 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19328 * config/bfin/bfin.c: Include "tm-constrs.h".
19329 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19330 Use satisfies_constraint functions instead of the old macros.
19331 * doc/md.texi (Blackfin Constraints): Update file name reference.
19333 2008-04-11 Richard Guenther <rguenther@suse.de>
19335 PR tree-optimization/35869
19336 * tree-vrp.c (execute_vrp): Move switch statement update after
19337 jump threading. Schedule another cfg cleanup run.
19339 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19342 * attribs.c (decl_attributes): Return early on errorneous node.
19344 2008-04-10 Oleg Ryjkov <olegr@google.com>
19346 * tree.h (struct tree_base): Added a new flag default_def_flag.
19347 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19349 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19351 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19353 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19356 * pa.md: Define mode iterator P. Define mode attribute dwc.
19357 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19358 (icacheflush): Likewise.
19359 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19360 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19362 2008-04-11 Ben Elliston <bje@au.ibm.com>
19364 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19366 2008-04-10 Rafael EspÃndola <espindola@google.com>
19368 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19369 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19370 (extract_range_from_expr): The same.
19372 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19374 * config/mips/mips.md (GPR2): New mode iterator.
19375 (seq): Add comment.
19376 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19377 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19378 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19379 Rewrite these to take two modes, the mode of comparison and the
19380 mode of the destination.
19381 * config/mips/mips.c (mips_expand_scc): Instead of having
19382 paradoxical subreg as destination, expand "narrowing" scc if mode
19383 of comparison is SI and target is requested in DI mode.
19384 (mips_emit_int_order_test): Update comment. Make mode of
19385 comparison match CMP0 rather than TARGET. When creating inverse
19386 target use mode of TARGET.
19388 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19390 * gcov-dump.c (tag_summary): Only print summaries for the first
19391 GCOV_COUNTERS_SUMMABLE counters.
19393 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19395 * config/i386/i386.md (absneg): New code iterator.
19396 (absnegprefix): New code attribute.
19397 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19398 patterns using absneg code iterator.
19399 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19400 using absneg code iterator.
19401 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19402 *neg<mode>2 patterns using absneg code iterator.
19403 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19404 *negextendsfdf2 patterns using absneg code iterator.
19405 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19406 *negextendsfxf2 patterns using absneg code iterator.
19407 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19408 *negextendsfdf2 patterns using absneg code iterator.
19409 * config/i386/sse.md (<code><mode>2): Macroize expander from
19410 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19412 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19414 * config/s390/s390.h: Remove the remains of the recent search
19415 & replace action of current_function_outgoing_args_size.
19417 2008-04-10 Ira Rosen <irar@il.ibm.com>
19419 PR tree-optimization/35821
19420 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
19421 NEW_STMT_LIST is not NULL.
19423 2008-04-09 David Edelsohn <edelsohn@gnu.org>
19426 * toplev.c (process_options): Remove -ffunction-sections debugging
19429 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
19431 PR middle-end/PR28690
19432 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
19433 than gen_rtx_fmt_ee to perform more canonicalizations.
19435 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19438 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
19440 2008-04-09 Richard Guenther <rguenther@suse.de>
19442 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
19443 (dump_function_to_file): Dump function arguments with types.
19445 2008-04-08 Richard Guenther <rguenther@suse.de>
19447 * fold-const.c (fold_widened_comparison): Do not allow
19448 sign-changes that change the result.
19450 2008-04-08 Janis Johnson <janis187@us.ibm.com>
19453 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
19454 kinds of indirect references.
19456 2008-04-08 David Edelsohn <edelsohn@gnu.org>
19458 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
19459 GNU Fortran language string.
19461 2008-04-08 Rafael EspÃndola <espindola@google.com>
19463 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
19464 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
19465 * tree.h (tree_call_nonnegative_warnv_p): New.
19467 2008-04-08 Jan Hubicka <jh@suse.cz>
19469 * function.c (free_after_compilation): Clear out regno_reg_rtx
19472 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
19475 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19477 PR middle-end/PR28690
19478 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
19479 same precedence as REG_POINTER and MEM_POINTER operands.
19481 2008-04-08 Richard Guenther <rguenther@suse.de>
19483 PR middle-end/35834
19484 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
19485 for adding index to base.
19487 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
19489 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
19490 (MINGW_ENABLE_EXECUTE_STACK): New.
19491 (IN_LIBGCC2): For libgcc include windows.h file for
19492 function declarations.
19494 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
19496 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
19497 and tem2 if tem1 is not a REG or MULT.
19499 2008-04-08 Jan Hubicka <jh@suse.cz>
19501 * function.h (incomming_args): Break out of struct function.
19502 (function_subsections): Break out of struct function.
19503 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
19504 return_rtx and hard_reg_initial_vals from struct function.
19505 Kill inl_max_label_num.
19506 (current_function_pops_args, current_function_args_info,
19507 current_function_args_size, current_function_args_size,
19508 current_function_pretend_args_size,
19509 current_function_outgoing_args_size,
19510 current_function_internal_arg_pointer, current_function_return_rtx):
19511 Kill compatibility accestor macros.
19512 * builtins.c (expand_builtin_apply_args_1): Update.
19513 (expand_builtin_next_arg): Update.
19514 * df-scan.c (df_get_call_refs): Update.
19515 * dbxout.c (dbxout_function_end): Update.
19516 * dwarf2out.c (dwarf2out_switch_text_section): Update.
19517 (output_line_info): Update.
19518 (secname_for_decl): Update.
19519 (dwarf2out_var_location): Update.
19520 * function.c (free_after_compilation): Update.
19521 (assign_parm_find_stack_rtl): Update.
19522 (assign_parms): Update.
19523 (expand_dummy_function_end): Update.
19524 (expand_function_end): Update.
19525 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
19526 (expand_call): Update.
19527 (emit_library_call_value_1): Update.
19528 (store_one_arg): Update.
19529 * varasm.c (initialize_cold_section_name): Update.
19530 (unlikely_text_section): Update.
19531 (unlikely_text_section_p): Update.
19532 (assemble_start_function): Update.
19533 (assemble_end_function): Update.
19534 (default_section_type_flags): Update.
19535 (switch_to_section): Update.
19536 * integrate.c (set_decl_abstract_flags): Update.
19537 (get_hard_reg_initial_val): Update.
19538 (has_hard_reg_initial_val): Update.
19539 (allocate_initial_values): Update.
19540 * resource.c (init_resource_info): Update.
19541 * config/alpha/alpha.c (NUM_ARGS): Update.
19542 (direct_return): Update.
19543 (alpha_va_start): Update.
19544 (alpha_sa_size): Update.
19545 (alpha_initial_elimination_offset): Update.
19546 (alpha_expand_prologue): Update.
19547 (alpha_start_function): Update.
19548 (alpha_expand_epilogue): Update.
19549 (unicosmk_initial_elimination_offset):
19550 * config/alpha/alpha.md (call expander): Update.
19551 * config/s390/s390.c (s390_register_info): Update.
19552 (s390_register_info): Update.
19553 (s390_frame_info): Update.
19554 (s390_initial_elimination_offset): Update.
19555 (s390_build_builtin_va_list): Update.
19556 (s390_va_start): Update.
19557 * config/spu/spu.c (direct_return): Update.
19558 (spu_expand_prologue): Update.
19559 (spu_initial_elimination_offset): Update.
19560 (spu_build_builtin_va_list): Update.
19561 (spu_va_start): Update.
19562 * config/sparc/sparc.c (sparc_init_modes): Update.
19563 (sparc_compute_frame_size): Update.
19564 (function_value): Update.
19565 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
19566 * config/i386/i386.md (return expander): Update.
19567 * config/i386/i386.c (ix86_va_start): Update.
19568 (ix86_can_use_return_insn_p): Update.
19569 (ix86_compute_frame_layout): Update.
19570 (ix86_expand_epilogue): Update.
19571 * config/sh/sh.c (output_stack_adjust): Update.
19572 (calc_live_regs): Update.
19573 (sh_expand_prologue): Update.
19574 (sh_builtin_saveregs): Update.
19575 (sh_va_start): Update.
19576 (initial_elimination_offset): Update.
19577 (sh_allocate_initial_value): Update.
19578 (sh_function_ok_for_sibcall): Update.
19579 (sh_get_pr_initial_val): Update.
19580 * config/sh/sh.md (return expander): Update.
19581 * config/avr/avr.c (frame_pointer_required_p): UPdate.
19582 * config/crx/crx.c (crx_compute_frame): UPdate.
19583 (crx_initial_elimination_offset): UPdate.
19584 * config/xtensa/xtensa.c (compute_frame_size): Update
19585 (xtensa_builtin_saveregs): Update.
19586 (xtensa_va_start): Update.
19587 (order_regs_for_local_alloc): Update.
19588 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
19589 (xstormy16_expand_builtin_va_start): Update.
19590 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
19591 * config/m68hc11/m68hc11.md (return expanders): Update.
19592 * config/m68hc11/m68hc11.c (expand_prologue): Update.
19593 (expand_epilogue): Update.
19594 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
19595 (cris_simple_epilogue): Update.
19596 (cris_expand_prologue): Update.
19597 (cris_expand_epilogue): Update.
19598 * config/iq2000/iq2000.c (iq2000_va_start): Update.
19599 (compute_frame_size): Update.
19600 * config/mt/mt.c (mt_compute_frame_size): Update.
19601 * config/mn10300/mn10300.c (expand_prologue): Update.
19602 (expand_epilogue): Update.
19603 (initial_offset): Update.
19604 (mn10300_builtin_saveregs):
19605 * config/mn10300/mn10300.md (return expander): Update.
19606 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19607 (ia64_initial_elimination_offset): Update.
19608 (ia64_initial_elimination_offset): Update.
19609 (ia64_expand_prologue): Update.
19610 * config/m68k/m68k.md (return expander): Update.
19611 * config/rs6000/rs6000.c (rs6000_va_start): Update.
19612 (rs6000_stack_info): Update.
19613 * config/mcore/mcore.c (layout_mcore_frame): Update.
19614 (mcore_expand_prolog): Update.
19615 * config/arc/arc.c (arc_compute_frame_size): Update.
19616 * config/score/score3.c (score3_compute_frame_size): Update.
19617 * config/score/score7.c (score7_compute_frame_size): Update.
19618 * config/arm/arm.c (use_return_insn): Update.
19619 (thumb_find_work_register): Update.
19620 (arm_compute_save_reg_mask): Update.
19621 (arm_output_function_prologue): Update.
19622 (arm_output_epilogue): Update.
19623 (arm_size_return_regs): Update.
19624 (arm_get_frame_offsets): Update.
19625 (arm_expand_prologue): Update.
19626 (thumb_exit): Update.
19627 (thumb_unexpanded_epilogue): Update.
19628 (thumb1_output_function_prologue): Update.
19629 * config/pa/pa.md (return expander): Update.
19630 * config/pa/pa.c (compute_frame_size): Update.
19631 (hppa_builtin_saveregs): Update.
19632 * config/mips/mips.c (mips_va_start): Update.
19633 (mips16_build_function_stub): Update.
19634 (mips_compute_frame_info): Update.
19635 (mips_restore_gp): Update.
19636 (mips_output_function_prologue): Update.
19637 (mips_expand_prologue): Update.
19638 * config/v850/v850.c (compute_frame_size): Update.
19639 (expand_prologue): * config/mmix/mmix.c (along): update.
19640 (mmix_initial_elimination_offset): update.
19641 (mmix_reorg): update.
19642 (mmix_use_simple_return): update.
19643 (mmix_expand_prologue): update.
19644 (mmix_expand_epilogue): Update.
19645 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
19646 (emit_link_insn): Update.
19648 2008-04-08 Anatoly Sokolov <aesok@post.ru>
19650 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
19651 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
19653 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
19656 2008-04-07 Jan Hubicka <jh@suse.cz>
19658 * function.h (rtl): Rename to x_rtl.
19659 (crtl): New define.
19660 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19661 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19662 used_temp_slots avail_temp_slots, temp_slot_level,
19663 nonlocal_goto_handler_labels): Update accesstors.
19664 (rtl): New global variable.
19665 (struct function): Move some fileds to rtl_data.
19666 (get_arg_pointer_save_area): Update prototype.
19667 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19668 get_arg_pointer_save_area.
19669 * expr.c (init_expr): Update
19670 * function.c (get_frame_size): Update
19671 (assign_stack_local): Update
19672 (expand_function_end): Update.
19673 (get_art_pointer_save_area): Update
19675 * emit-rtl.c (rtl): Declare.
19676 (regno_reg_rtx): Declare.
19677 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19679 (gen_reg_rtx): Update.
19680 * varasm.c (n_deferred_constatns): Update accestor.
19681 (init_varasm_status): Do not allocate varasm_status.
19682 (force_const_mem, get_pool_size, output_constant_pool): Update.
19683 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19684 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19685 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
19686 * sparc/sparc.h (INIT_EXPANDERS): Update.
19687 * ia64/ia64.h (INIT_EXPANDERS): Update.
19689 2008-04-07 James E. Wilson <wilson@tuliptree.org>
19691 * reload.c (push_secondary_reload): Add missing break to for loop.
19693 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19695 PR middle-end/PR28690
19696 * rtlanal.c: Update copyright years.
19697 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
19698 as REG_POINTER and MEM_POINTER operands.
19699 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
19700 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
19701 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
19702 * gcse.c: Update copyright years.
19703 (pre_delete): Call gen_reg_rtx_and_attrs.
19704 (hoist_code): Likewise.
19705 (build_store_vectors): Likewise.
19706 (delete_store): Likewise.
19707 * loop-invariant.c (move_invariant_reg): Likewise.
19708 Update copyright years.
19710 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
19712 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
19713 control string instead of quoted.
19715 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19717 * doc/rtl.texi: Rewrite of subreg section.
19719 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
19722 * config/i386/i386.c (legitimize_pic_address): Add treating
19723 of dllimport SYM_REF's.
19724 (legitimize_dllimport_symbol): Add prototype.
19726 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19728 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
19729 reference in constructor with non self-referential type.
19731 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19733 Removal of Return with Depressed Stack Pointer support
19734 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
19735 (ECF_SP_DEPRESSED): Likewise.
19736 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
19737 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
19738 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19739 (expand_call): Do not test ECF_SP_DEPRESSED.
19740 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19741 * function.c (keep_stack_depressed): Delete.
19742 (handle_epilogue_set): Likewise.
19743 (update_epilogue_consts): Likewise.
19744 (emit_equiv_load): Likewise.
19745 (thread_prologue_and_epilogue_insns): Remove support for Return with
19746 Depressed Stack Pointer.
19747 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19749 2008-04-06 Richard Guenther <rguenther@suse.de>
19751 PR tree-optimization/35400
19752 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
19753 information from SSA_NAMEs.
19755 2008-04-06 Anatoly Sokolov <aesok@post.ru>
19757 * config/avr/avr.h (avr_mega_p): Remove declaration.
19758 (AVR_MEGA): Remove macro.
19759 * config/avr/avr.c (avr_mega_p): Remove variable.
19760 (avr_override_options): Remove inicializion of avr_mega_p.
19761 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19762 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19763 (avr_jump_mode): (Ditto.).
19764 (avr_output_progmem_section_asm_op): (Ditto.).
19765 (avr_asm_init_sections): (Ditto.).
19766 (avr_asm_init_sections): (Ditto.).
19767 (avr_rtx_costs): (Ditto.).
19768 * config/avr/avr.md: (Ditto.).
19769 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
19772 2008-04-06 Richard Guenther <rguenther@suse.de>
19774 PR tree-optimization/35842
19775 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
19776 is_gimple_invariant_address.
19778 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19780 * gcc.c (default_compilers): Sync Fortran extensions list with
19781 that in fortran/lang-specs.h.
19782 * doc/invoke.texi: Likewise.
19783 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
19784 * dwarf2out.c (gen_compile_unit_die): Likewise.
19786 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
19788 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
19790 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
19793 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
19794 attribute is used for nested functions.
19796 2008-04-05 Jan Hubicka <jh@suse.cz>
19798 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
19800 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
19802 (dump_files): Update.
19803 (enable_rtl_dump_file): Do not accept letter argument.
19804 * tree-pass.h (dump_file_info): Remove letter argument.
19805 * toplev.c (decode_d_option): Update -da handling.
19806 * toplev.h (enable_rtl_dump_file): Update prototype.
19807 * passes.c (register_one_dump_file): Do not accept IPA argument; work
19808 it out based on pass type.
19809 (register_dump_files_1): Likewise.
19810 (init_optimization_passes): Update register_one_dump_file calls.
19811 (execute_one_pass): Sanity check that IPA passes are called at IPA
19812 level and RTL passes at RTL level.
19813 (execute_pass_list): IPA pass can not be after or subpass of
19815 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
19816 disallov RTL subpasses of IPA subpasses.
19818 2008-04-05 Ben Elliston <bje@au.ibm.com>
19820 * tree-cfg.c (need_fake_edge_p): Return false for calls to
19821 builtins that return exactly once and do not throw. Cache call to
19824 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
19826 PR rtl-optimization/34916
19827 PR middle-end/35519
19828 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
19829 between instruction pairs.
19831 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
19833 * doc/invoke.texi: Document -mbitops for SH.
19834 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
19835 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
19836 * config/sh/sh.c (print_operand): Add %t operand code.
19837 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
19838 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
19839 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
19840 (extendqihi2): Likewise.
19841 (movqi_i): Likewise.
19842 (insv): Use bset, bclr and bst instructions for SH2A if possible.
19843 (extv): Use bld instruction for SH2A if possible.
19845 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
19846 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
19847 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
19848 (bset.b, bclr.b): Define peepholes.
19849 * config/sh/sh.opt (mbitops): New option.
19851 2008-04-04 Janis Johnson <janis187@us.ibm.com>
19854 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
19855 and view convert expression.
19857 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19860 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
19862 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
19864 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
19866 * config/i386/cpuid.h (bit_AES): New.
19867 (bit_PCLMUL): Likewise.
19869 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
19870 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
19871 SSE2 if AES or PCLMUL is enabled.
19872 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
19873 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19874 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
19875 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
19876 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
19877 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
19878 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19879 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
19880 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
19881 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
19882 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
19883 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
19884 __builtin_ia32_aeskeygenassist128 and
19885 __builtin_ia32_pclmulqdq128.
19886 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
19887 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
19888 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
19890 * config/i386/i386.h (TARGET_AES): New.
19891 (TARGET_PCLMUL): Likewise.
19892 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
19894 * config/i386/i386.md (UNSPEC_AESENC): New.
19895 (UNSPEC_AESENCLAST): Likewise.
19896 (UNSPEC_AESDEC): Likewise.
19897 (UNSPEC_AESDECLAST): Likewise.
19898 (UNSPEC_AESIMC): Likewise.
19899 (UNSPEC_AESKEYGENASSIST): Likewise.
19900 (UNSPEC_PCLMUL): Likewise.
19902 * config/i386/i386.opt (maes): New.
19903 (mpclmul): Likewise.
19905 * config/i386/sse.md (aesenc): New pattern.
19906 (aesenclast): Likewise.
19907 (aesdec): Likewise.
19908 (aesdeclast): Likewise.
19909 (aesimc): Likewise.
19910 (aeskeygenassist): Likewise.
19911 (pclmulqdq): Likewise.
19913 * config/i386/wmmintrin.h: New.
19915 * doc/extend.texi: Document AES and PCLMUL built-in function.
19917 * doc/invoke.texi: Document -maes and -mpclmul.
19919 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
19921 * function.c (free_after_parsing): Replace with
19922 cxx_push_function_context from C++ front-end.
19923 (allocate_struct_function): Don't call langhook.
19924 * langhooks.h (struct lang_hooks_for_functions): Delete.
19925 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
19927 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
19928 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
19929 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
19930 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
19931 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
19932 remove LANG_HOOKS_FUNCTION_INITIALIZER.
19933 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
19935 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
19936 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
19938 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19941 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
19944 2008-04-04 Richard Guenther <rguenther@suse.de>
19946 PR middle-end/35823
19947 * fold-const.c (optimize_minmax_comparison): Use the correct
19948 type for the constant in the simplified comparison.
19950 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
19952 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
19953 Pass L2 size as "--param l2-cache-size" to the compiler.
19954 (decode_l2_cache): New function to decode L2 cache parameters using
19955 0x8000006 extended cpuid function.
19956 (detect_caches_amd): Determine parameters of L2 cache using
19957 decode_l2_caches function.
19958 (decode_caches_intel): Decode L2 cache parameters.
19959 (detect_caches_intel): Determine L2 cache parameters using
19960 decode_caches_intel and decode_l2_caches functions.
19962 2008-04-03 Bob Wilson <bob.wilson@acm.org>
19964 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
19965 secondary input reload for subword loads from the constant pool.
19967 2008-04-03 Janis Johnson <janis187@us.ibm.com>
19970 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
19971 constants of the appropriate size for runtime calculations.
19974 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
19975 decimal-float literal constant zero.
19977 2008-04-03 Jakub Jelinek <jakub@redhat.com>
19980 * c-parser.c (c_parser_omp_atomic): Call
19981 default_function_array_conversion on the RHS.
19983 PR middle-end/35818
19984 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
19985 call is_variable_sized if decl has incomplete type.
19987 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
19989 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
19991 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
19993 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
19995 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
19996 (sgt<u>): Merge sgt and sgtu into new expander.
19997 (sgt, sgtu): Remove expanders.
19998 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
19999 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20000 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20001 *sgtu_<mode>_mips16 into new pattern.
20002 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20003 (sge<u>): Merge sge and sgeu into new expander.
20004 (sge, sgeu): Remove expanders.
20005 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20007 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20008 (slt<u>): Merge slt and sltu into new expander.
20009 (slt, sltu): Remove expanders.
20010 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20011 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20012 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20013 *sltu_<mode>_mips16 into new pattern.
20014 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20015 (sle<u>): Merge sle and sleu into new expander.
20016 (sle, sleu): Remove expanders.
20017 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20018 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20019 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20020 *sleu_<mode>_mips16 into new pattern.
20021 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20023 2008-04-03 Jan Hubicka <jh@suse.cz>
20025 PR tree-optimization/35795
20026 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20027 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20028 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20029 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20030 * score/score3.c (score3_output_mi_thunk): Likewise.
20031 * score/score7.c (score7_output_mi_thunk): Likewise.
20032 * mips/mips.c (mips_output_mi_thunk): Likewise.
20034 2008-04-03 Richard Guenther <rguenther@suse.de>
20036 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20037 conversions. Simplify code.
20039 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20041 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20043 2008-04-03 Tom Tromey <tromey@redhat.com>
20044 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20046 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20047 * config/bfin/t-bfin-linux (generated_files): Add
20048 linux-sysroot-suffix.h.
20049 * doc/install.texi (Prerequisites): Require make 3.80.
20050 * doc/sourcebuild.texi (Front End Directory): Document new
20052 * Makefile.in (generated_files): New variable.
20053 (ALL_HOST_OBJS): New variable.
20054 ($(ALL_HOST_OBJS)): New target.
20056 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20058 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20059 (remap_block): Call id->transform_lang_insert_block instead
20061 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20062 Set id.transform_lang_insert_block to NULL.
20063 (clone_body): Move to cp/optimize.c
20064 * tree-inline.h (struct copy_body_data): Change
20065 transform_lang_insert_block to function pointer.
20066 (copy_generic_body, copy_decl_no_change): Export.
20067 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20068 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20069 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20071 * c-tree.h (insert_block): Kill.
20072 * c-decl.c (insert_block): Kill.
20074 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20076 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20077 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20078 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20080 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20081 argument, call {push,pop}_function_context from here.
20082 * c-parser.c: Use c_{push,pop}_function_context.
20084 * function.c (push_function_context_to): Move meat ...
20085 (push_function_context): ... here. Simplify.
20086 * function.c (pop_function_context_from): Move meat ...
20087 (pop_function_context): ... here. Simplify.
20088 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20090 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20091 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20092 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20093 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20095 2008-04-03 Ben Elliston <bje@au.ibm.com>
20097 * expmed.c (extract_force_align_mem_bit_field): Remove.
20099 2008-04-03 Richard Guenther <rguenther@suse.de>
20101 PR middle-end/35800
20102 * expr.h (try_casesi): Adjust prototype.
20103 * expr.c (try_casesi): Take fallback label as extra parameter.
20104 Use that for gen_casesi if default_label is NULL.
20105 * stmt.c (expand_case): Pass fallback label to try_casesi,
20106 make sure to fill gaps with a fallback label if default_label
20109 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
20112 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20114 2008-04-03 Ben Elliston <bje@au.ibm.com>
20116 * expmed.c (extract_split_bit_field): Remove if (0) code.
20117 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20118 (do_ds_constraint): Likewise.
20120 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20122 * doc/cppopts.texi (-dU): Document.
20123 * c-common.h (flag_dump_macros): Update comment.
20124 * c-opts.c (handle_OPT_d): Handle -dU.
20125 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20126 dump_queued_macros, cb_used_define, cb_used_undef): New.
20127 (init_pp_output): Handle -dU.
20128 (cb_line_change): Call dump_queued_macros.
20129 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20131 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20133 * config/avr/predicates.md (io_address_operand): New predicate.
20134 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20135 * config/avr/avr.c (avr_io_address_p): Remove function.
20136 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20137 'avr_io_address_p' function.
20138 (out_movhi_r_mr): (Ditto.).
20139 (out_movqi_mr_r): (Ditto.).
20140 (out_movhi_mr_r): (Ditto.).
20141 (avr_address_cost): (Ditto.).
20143 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20145 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20146 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20147 in 32bit mode when XMM registers are available to avoid store
20149 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20150 corresponding post-reload splitters.
20152 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20154 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20155 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20156 __builtin_ia32_roundss.
20157 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20158 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20159 __builtin_ia32_roundss.
20160 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20161 IX86_BUILTIN_SHUFPD here.
20163 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20165 * config/i386/i386.md (plogic): New.
20166 (plogicprefix): Likewise.
20168 * config/i386/mmx.md (mmx_<code><mode>3): New.
20169 (mmx_and<mode>3): Removed.
20170 (mmx_ior<mode>3): Likewise.
20171 (mmx_xor<mode>3): Likewise.
20173 * config/i386/sse.md (<code><mode>3): New.
20174 (*<code><mode>3): Likewise.
20175 (*<code><mode>3): Likewise.
20176 (<code><mode>3): Likewise.
20177 (*sse_<code><mode>3): Likewise.
20178 (*sse2_<code><mode>3): Likewise.
20179 (<code>tf3): Likewise.
20180 (*<code>tf3): Likewise.
20181 (and<mode>3): Likewise.
20182 (*and<mode>3): Likewise.
20183 (ior<mode>3): Removed.
20184 (*ior<mode>3): Likewise.
20185 (xor<mode>3): Likewise.
20186 (*xor<mode>3): Likewise.
20187 (*and<mode>3): Likewise.
20188 (*ior<mode>3): Likewise.
20189 (*xor<mode>3): Likewise.
20190 (and<mode>3): Likewise.
20191 (*sse_and<mode>3): Likewise.
20192 (*sse2_and<mode>3): Likewise.
20193 (andtf3): Likewise.
20194 (*andtf3): Likewise.
20195 (ior<mode>3): Likewise.
20196 (*sse_ior<mode>3): Likewise.
20197 (*sse2_ior<mode>3): Likewise.
20198 (iortf3): Likewise.
20199 (*iortf3): Likewise.
20200 (xor<mode>3): Likewise.
20201 (*sse_xor<mode>3): Likewise.
20202 (*sse2_xor<mode>3): Likewise.
20203 (xortf3): Likewise.
20204 (*xortf3): Likewise.
20206 2008-04-02 Richard Guenther <rguenther@suse.de>
20208 PR tree-optimization/14495
20209 PR tree-optimization/34793
20210 * tree-vrp.c (struct switch_update): New structure.
20211 (to_remove_edges, to_update_switch_stmts): New VECs.
20212 (simplify_switch_using_ranges): New function. Remove not taken
20213 case labels and edges.
20214 (simplify_stmt_using_ranges): Call it.
20215 (identify_jump_threads): Mark edges we have queued for removal
20216 so we don't thread them.
20217 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20219 * tree-cfg.c (group_case_labels): Deal with missing default label.
20220 (tree_verify_flow_info): Allow missing default label.
20221 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20222 (emit_case_nodes): Likewise.
20223 (expand_case): Do not rely on the default label to be present.
20224 * expr.c (try_casesi): Deal with NULL default_label.
20225 (do_tablejump): Likewise.
20227 2008-04-02 Richard Guenther <rguenther@suse.de>
20229 PR tree-optimization/14495
20230 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20231 SWITCH_EXPR here ...
20232 (vrp_visit_switch_stmt): ... but here (new function).
20233 (find_case_label_index): New helper function.
20234 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20236 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20238 * fwprop.c: Fix ISO-C99ism.
20240 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20243 * Makefile.in (objdir): Set it here.
20244 * configure.ac: Not here. Find dynamic linker characteristics.
20245 * exec-tool.in: Use them.
20246 * aclocal.m4: Regenerate.
20247 * configure: Regenerate.
20249 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20251 * expr.c (expand_var): Delete it.
20252 * expr.h (expand_var): Delete prototype.
20253 * function.c (expand_function_start): Use expand_decl instead.
20254 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20257 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20259 PR rtl-optimization/35542
20260 * fwprop.c (forward_propagate_and_simplify): Replace
20261 loc_reg_mentioned_in_p with reg_mentioned_p.
20263 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20265 PR rtl-optimization/35281
20266 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20267 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20268 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20269 (varying_mem_p): Move above propagate_rtx.
20270 (all_uses_available_at): Do not check MEMs.
20272 2008-04-02 Rafael EspÃndola <espindola@google.com>
20274 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20275 (register_edge_assert_for_2): Split the cond argument.
20276 (register_edge_assert_for_1): Adjust for the change in
20277 register_edge_assert_for_2.
20278 (register_edge_assert_for): Split the cond argument.
20279 (find_switch_asserts): Adjust for the change in
20280 register_edge_assert_for.
20282 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20284 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20285 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20286 offsets for 64-bit mingw.
20287 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20288 abi for x86_64-pc-mingw.
20290 2008-04-02 Richard Guenther <rguenther@suse.de>
20292 * tree-vrp.c (extract_range_from_assert): Make sure to not
20293 produce range min/max with TREE_OVERFOW set.
20294 If merging a anti-range and a range keep the anti-range if
20295 the range covers all values of the type.
20296 (register_edge_assert_for_2): Only allow sign-changing
20297 conversions in detecting canonical range checks. Also
20298 register an assert for the unsigned name if useful.
20300 PR tree-optimization/35787
20301 * tree-vrp.c (vrp_val_max): New function.
20302 (vrp_val_min): Likewise.
20303 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20304 (vrp_val_is_min): Likewise.
20305 (supports_overflow_infinity): Use vrp_val_{min,max}.
20306 (negative_overflow_infinity): Likewise.
20307 (positive_overflow_infinity): Likewise.
20308 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20309 (is_positive_overflow_infinity): Likewise.
20310 (is_overflow_infinity): Likewise.
20311 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20312 vrp_val_is_{min,max}.
20313 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20314 to ranges if possible. Avoid empty ranges.
20316 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20318 PR middle-end/35705
20319 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20320 the expression is a function address.
20322 2008-04-01 George Helffrich <george@gcc.gnu.org>
20324 PR fortran/35154, fortran/23057
20325 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20326 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20327 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20328 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20330 (dbxout_syms): Check for COMMON-based symbol and wrap in
20331 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20332 in bracket for efficiency.
20334 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20335 using DW_TAG_common_block + member offset.
20336 (add_pubname_string): New function.
20337 (dw_expand_expr): New function to find block name and offset for
20339 (common_check): New function to check whether symbol in Fortran COMMON.
20340 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20342 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20345 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20347 2008-04-02 Ben Elliston <bje@au.ibm.com>
20349 * config/v850/v850.md (casesi): Remove if (0) code.
20350 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20351 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20353 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20355 * config/i386/i386.md (rex64suffix): New mode attribute.
20356 (floathi<mode>2): Disable expander for SSE math.
20357 (*floathi<mode>2_1): New insn insn_and_split pattern.
20358 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20359 corresponding post-reload splitters.
20360 (*floathi<mode>2_i387): New macroized insn pattern.
20361 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20362 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20363 insn_and_split pattern.
20364 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20365 New macroized instruction patterns and corresponding post-reload
20367 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20368 and corresponding post-reload splitters.
20369 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20370 New macroized instruction patterns.
20371 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20372 macroized instruction patterns and corresponding post-reload splitters.
20373 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20374 corresponding post-reload splitters.
20375 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20376 New macroized instruction patterns.
20377 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20378 corresponding post-reload splitters.
20379 (*floatsi<mode>2_i387): New macroized instruction patterns.
20381 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20383 * config/i386/i386.md (smaxmin): New.
20384 (umaxmin): Likewise.
20385 (maxminiprefix): Likewise.
20386 (maxminfprefix): Likewise.
20387 (<code><mode>3): Likewise.
20388 (smin<mode>3): Removed.
20389 (smax<mode>3): Likewise.
20391 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20392 (mmx_<code>v4hi3): Likewise.
20393 (mmx_<code>v8qi3): Likewise.
20394 (mmx_smaxv2sf3): Removed.
20395 (mmx_sminv2sf3): Likewise.
20396 (mmx_umaxv8qi3): Likewise.
20397 (mmx_smaxv4hi3): Likewise.
20398 (mmx_uminv8qi3): Likewise.
20399 (mmx_sminv4hi3): Likewise.
20401 * config/i386/sse.md (<addsub><mode>3): New.
20402 (*<addsub><mode>3): Likewise.
20403 (<sse>_vm<addsub><mode>3): Likewise.
20404 (<maxmin><mode>3): Likewise.
20405 (*<maxmin><mode>3_finite): Likewise.
20406 (*<maxmin><mode>3): Likewise.
20407 (<sse>_vm<maxmin><mode>3): Likewise.
20408 (sse3_h<addsub>v4sf3): Likewise.
20409 (sse3_h<addsub>v2df3): Likewise.
20410 (<maxmin>v16qi3): Likewise.
20411 (*<maxmin>v16qi3): Likewise.
20412 (<maxmin>v8hi3): Likewise.
20413 (*<maxmin>v8hi3): Likewise.
20414 (*sse4_1_<maxmin><mode>3): Likewise.
20415 (*sse4_1_<maxmin><mode>3): Likewise.
20416 (add<mode>3): Removed.
20417 (*add<mode>3): Likewise.
20418 (<sse>_vmadd<mode>3): Likewise.
20419 (sub<mode>3): Likewise.
20420 (*sub<mode>3): Likewise.
20421 (<sse>_vmsub<mode>3): Likewise.
20422 (smin<mode>3): Likewise.
20423 (*smin<mode>3_finite): Likewise.
20424 (*smin<mode>3): Likewise.
20425 (<sse>_vmsmin<mode>3): Likewise.
20426 (smax<mode>3): Likewise.
20427 (*smax<mode>3_finite): Likewise.
20428 (*smax<mode>3): Likewise.
20429 (<sse>_vmsmax<mode>3): Likewise.
20430 (sse3_haddv4sf3): Likewise.
20431 (sse3_haddv2df3): Likewise.
20432 (sse3_hsubv4sf3): Likewise.
20433 (sse3_hsubv2df3): Likewise.
20434 (umaxv16qi3): Likewise.
20435 (*umaxv16qi3): Likewise.
20436 (smaxv8hi3): Likewise.
20437 (*smaxv8hi3): Likewise.
20438 (*sse4_1_smax<mode>3): Likewise.
20439 (*sse4_1_umax<mode>3): Likewise.
20440 (uminv16qi3): Likewise.
20441 (*uminv16qi3): Likewise.
20442 (sminv8hi3): Likewise.
20443 (*sminv8hi3): Likewise.
20444 (*sse4_1_smin<mode>3): Likewise.
20445 (*sse4_1_umin<mode>3): Likewise.
20447 2008-04-01 Rafael EspÃndola <espindola@google.com>
20449 * tree-cfg.c (verify_expr): remove in_phi.
20450 (verify_stmt): Don't call walk_tree with verify_expr. Use
20451 is_gimple_min_invariant instead of is_gimple_val.
20453 2008-04-01 Joseph Myers <joseph@codesourcery.com>
20455 * doc/include/gpl_v3.texi: Update for manpage generation.
20456 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
20458 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
20459 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
20460 gpl_v3.texi instead of gpl.texi.
20463 2008-04-01 Jakub Jelinek <jakub@redhat.com>
20466 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
20468 2008-04-01 Rafael EspÃndola <espindola@google.com>
20470 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
20471 (extract_code_and_val_from_cond): Use
20472 extract_code_and_val_from_cond_with_ops.
20474 2008-04-01 Jan Hubicka <jh@suse.cz>
20476 * function.c (free_after_compilation): Free epilogue_delay_list.
20477 (prepare_function_start): Assert that previous compilation was freed.
20479 2008-04-01 Jan Hubicka <jh@suse.cz>
20480 Jim Wilson <wilson@tuliptree.org>
20481 Andreas Tobler <andreast@gcc.gnu.org>
20483 PR middle-end/35781
20484 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
20485 rtl.emit instead cfun->emit.
20486 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
20487 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
20489 2008-04-01 Ben Elliston <bje@au.ibm.com>
20491 * doc/c-tree.texi (Function Basics): Fix grammatical error.
20493 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
20495 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
20497 (fprofile-use): Add var flag_profile_use
20498 * coverage.c (coverage_begin_output): Do not open a gcno file for
20499 output only if -ftest-coverage is set.
20500 Do not add getpwd() to gcda file path.
20501 (build_gcov_info): Check the new flag
20502 flag_profile_datafile_relative_path.
20503 (coverage_init): Use profile_data_prefix.
20504 Read profile counter only if flag_profile_use is set.
20505 * opts.c (common_handle_option): New option fprofile-use=,
20506 fprofile-dir=, fprofile-generate=.
20507 * toplev.c (profile_data_prefix): New variable definition.
20508 * toplev.h (profile_data_prefix): New declaration.
20509 * doc/invoke.tex (Option Summary, Optimization Options):
20512 2008-03-31 James E. Wilson <wilson@tuliptree.org>
20514 * varasm.c (output_constant_pool_1): In LABEL_REF check,
20515 use tmp consistently.
20518 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
20519 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20520 UNSPEC_FR_RECIP_APPROX_RES.
20521 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
20523 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
20526 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
20528 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20530 PR middle-end/30186
20531 * fold-const.c (fold_indirect_ref_1): Support accessing non first
20532 element of the vector via a pointer.
20534 2008-03-31 Ian Lance Taylor <iant@google.com>
20536 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
20538 2008-03-31 Jan Hubicka <jh@suse.cz>
20540 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20541 get_arg_pointer_save_area.
20542 * expr.c (init_expr): Just clear out rtl.expr.
20543 * function.c (free_after_compilation): Clear out whole RTL structure.
20544 (get_func_frame_size): Merge into ...
20545 (get_frame_size): ... this one.
20546 (assign_stack_local_1): Merge into ...
20547 (assign_stack_local): ... this one.
20548 (expand_function_end): Update call of get_arg_pointer_save_area.
20549 (get_art_pointer_save_area): Remove cfun argument.
20550 * function.h (emit_status): regno_pointer_align does not need length
20551 attribute. Move x_regno_reg_rtx to ...
20552 (regno_reg_rtx): ... new global array.
20553 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
20554 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
20555 apply_args_value, forced_labels, stack_pointer_delta):
20557 (struct varasm_status): Move here from varasm.c
20558 (struct rtl_data): New. Move here some fields from struct function.
20559 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20560 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20561 used_temp_slots avail_temp_slots, temp_slot_level,
20562 nonlocal_goto_handler_labels): Update accesstors.
20563 (rtl): New global variable.
20564 (struct function): Move some fileds to rtl_data.
20565 (get_arg_pointer_save_area): Update prototype.
20566 * emit-rtl.c (rtl): Declare.
20567 (regno_reg_rtx): Declare.
20568 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20570 (gen_reg_rtx): Update.
20571 (init_virtual_regs): Do not tate emit_status argument.
20572 (init_emit): Do not allocate emit.
20573 * varasm.c (varasm_statuc): Move to function.h.
20574 (n_deferred_constatns): Update accestor.
20575 (init_varasm_status): Do not allocate varasm_status.
20576 (force_const_mem, get_pool_size, output_constant_pool): Update.
20577 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20578 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20580 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
20582 PR rtl-optimization/35729
20583 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
20586 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
20589 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
20590 load/store if memory is unaligned.
20591 (*movti_rex64): Likewise.
20593 * config/i386/predicates.md (misaligned_operand): New.
20595 2008-03-31 Andrew Pinski <pinskia@gmail.com>
20598 * tree-ssa-phiopt.c (conditional_replacement): Return early for
20601 2008-03-31 Jan Beulich <jbeulich@novell.com>
20603 * config/ia64/constraints.md: Add 'j' constraint.
20604 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
20605 (movdi_internal): Likewise.
20607 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
20610 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
20612 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
20615 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
20616 proper error message for the third argument on blendpd and
20619 * config/i386/sse.md (blendbits): New.
20620 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
20622 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
20624 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
20626 2008-03-30 Richard Guenther <rguenther@suse.de>
20628 PR middle-end/31023
20629 * fold-const.c (fold_sign_changed_comparison): Do leave
20630 conversions to base-types alone.
20632 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
20634 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
20635 the link register if one altivec register is be saved.
20637 2008-03-30 Ben Elliston <bje@au.ibm.com>
20639 * final.c (final_scan_insn): Remove if (0) code.
20641 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
20643 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
20645 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
20647 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
20648 of V4SFmode to ix86_binary_operator_ok.
20650 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
20652 * config/i386/i386.c (override_options): Initialize
20653 ix86_veclib_handler to ix86_veclibabi_svml when
20654 -mveclibabi=svml is used.
20655 (ix86_veclibabi_svml): New function for SVML ABI style
20656 vectorization support.
20657 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
20659 2008-03-28 Rafael EspÃndola <espindola@google.com>
20661 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
20662 (tree_binary_nonnegative_warnv_p): Make it public.
20663 (tree_single_nonnegative_warnv_p): Make it public.
20664 (tree_invalid_nonnegative_warnv_p): Make it public.
20665 (tree_unary_nonzero_warnv_p): Make it public.
20666 (tree_binary_nonzero_warnv_p): Make it public
20667 (tree_single_nonzero_warnv_p): Make it public.
20668 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
20669 (extract_range_from_binary_expr): Split the expr argument.
20670 (extract_range_from_unary_expr): Split the expr argument.
20671 (extract_range_from_comparison): Split the expr argument.
20672 (extract_range_from_expr): Use the new aux functions.
20673 (vrp_evaluate_conditional_warnv): Use
20674 vrp_evaluate_conditional_warnv_with_ops.
20675 * tree.h (tree_unary_nonzero_warnv_p): Declare.
20676 (tree_binary_nonzero_warnv_p): Declare.
20677 (tree_single_nonzero_warnv_p): Declare.
20678 (tree_expr_nonzero_warnv_p): Declare.
20679 (tree_unary_nonnegative_warnv_p): Declare.
20680 (tree_binary_nonnegative_warnv_p): Declare.
20681 (tree_single_nonnegative_warnv_p): Declare.
20682 (tree_invalid_nonnegative_warnv_p): Declare.
20684 2008-03-28 Richard Guenther <rguenther@suse.de>
20686 PR tree-optimization/30317
20687 PR tree-optimization/30911
20688 PR tree-optimization/34793
20689 * tree-vrp.c (set_and_canonicalize_value_range): New function.
20690 (struct assert_locus_d): New member EXPR.
20691 (register_new_assert_for): Add EXPR parameter to support
20692 ASSERT_EXPR <name, expr OP limit>.
20693 (register_edge_assert_for_1): Adjust callers.
20694 (find_assert_locations): Likewise.
20695 (process_assert_insertions_for): Build condition from expression.
20696 (extract_range_from_assert): Handle ASSERT_EXPRs
20697 of the form ASSERT_EXPR <name, expr OP limit>.
20698 (register_edge_assert_for_2): New helper registering
20699 asserts for comparisons. Recognize range tests of the form
20700 (unsigned)i - CST1 OP CST2.
20701 (register_edge_assert_for_1): Use it.
20702 (register_edge_assert_for): Likewise.
20703 (needs_overflow_infinity): Integer sub-types
20704 do not need overflow infinities.
20705 (vrp_val_is_max): The extreme values of integer sub-types
20706 are those of the base type.
20707 (vrp_val_is_min): Likewise.
20708 * tree.def (ASSERT_EXPR): Document extra allowed conditional
20711 2008-03-28 Nick Clifton <nickc@redhat.com>
20714 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
20715 Return GENERAL_REGS for stack adjustment reloads.
20717 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
20720 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
20721 const_vector when all the vectors are constant.
20723 2008-03-27 Bob Wilson <bob.wilson@acm.org>
20725 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
20727 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
20728 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
20730 (s<code>_sf): Use new scc_sf attribute for opcode names.
20732 2008-03-27 Tom Tromey <tromey@redhat.com>
20734 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
20735 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
20736 config/spu/t-spu-elf, config/i386/t-interix,
20737 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
20738 config/i386/x-darwin, config/i386/x-mingw32,
20739 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
20740 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
20741 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
20742 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
20743 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
20744 config/rs6000/x-darwin, config/rs6000/t-rs6000,
20745 config/score/t-score-elf, config/arm/t-strongarm-pe,
20746 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
20747 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
20748 Revert automatic dependency patch.
20750 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
20753 * config/i386/i386.c (ix86_function_arg_boundary): Align
20754 decimal floating point to its natural boundary.
20756 2008-03-27 Richard Guenther <rguenther@suse.de>
20758 PR middle-end/35716
20759 * fold-const.c (fold_comparison): Restrict distinct decl
20760 comparison folding to VAR_DECLs and PARM_DECLs. Do not
20761 solely rely on operand_equal_p.
20763 2008-03-27 Richard Guenther <rguenther@suse.de>
20766 * c-common.c (handle_weak_attribute): Reject combination of
20769 2008-03-27 Richard Guenther <rguenther@suse.de>
20771 PR tree-optimization/32810
20772 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
20773 conversions from DECL_INITIAL.
20774 (fold_const_aggregate_ref): Likewise from constructor elements.
20776 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
20778 * tree-affine.h (aff_combination_expand): Declare.
20779 (get_inner_reference_aff): Likewise.
20780 * tree-affine.c (aff_combination_expand): Split out from
20781 tree_to_aff_combination_expand.
20782 (get_inner_reference_aff): New function.
20783 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
20784 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
20785 (struct lim_aux_data): sm_done field removed.
20786 (mem_ref_loc_p, mem_ref_locs_p): New types.
20787 (struct mem_ref): Added id, stored, accesses_in_loop,
20788 indep_loop, dep_loop, indep_ref, dep_ref fields.
20789 Removed is_stored, locs and next fields.
20790 (memory_accesses): New variable.
20791 (movement_possibility): Do not allow moving statements
20792 that store to memory.
20793 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
20795 (determine_max_movement): For statements with memory references,
20796 find the outermost loop in that the reference is independent.
20797 (move_computations_stmt): Mark the virtual operands for renaming.
20798 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
20799 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
20800 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
20801 add_vop_ref_mapping, create_vop_ref_mapping_loop,
20802 create_vop_ref_mapping, analyze_memory_references,
20803 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
20804 get_all_locs_in_loop, ref_always_accessed_p,
20805 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
20806 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
20807 store_motion_loop, store_motion): New functions.
20808 (struct vop_to_refs_elt): New type.
20809 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
20810 memref_hash, memref_eq, hoist_memory_references): Rewritten.
20811 (schedule_sm): Replaced by...
20812 (execute_sm): ... this.
20813 (determine_lsm_ref, hoist_memory_references,
20814 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
20815 find_more_ref_vops, free_mem_ref, free_mem_refs,
20816 determine_lsm_loop, determine_lsm): Removed.
20817 (tree_ssa_lim_finalize): Free data structures used by store motion.
20818 (tree_ssa_lim): Call analyze_memory_references. Use
20819 store_motion instead of determine_lsm.
20821 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20823 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
20824 rename tmake_file to m68hc11/t-m68hc11.
20825 (mcore): Set inhibit_libc to true.
20826 * config.host (alpha*-dec-*vms*): Set extra_programs.
20827 (interix3*): Don't use host_xmake_file.
20828 * configure.ac: Let config.gcc override inhibit_libc.
20829 * configure: Regenerate.
20831 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
20832 * config/t-openbsd-thread: Remove commented out lines.
20834 * config/x-interix: Remove.
20836 * config/m68hc11/t-m68hc11-gas: Rename to...
20837 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
20839 * config/mcore/t-mcore: Remove T_CFLAGS.
20840 * config/mcore/t-mcore-pe: Likewise.
20842 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20844 * configure.ac: Replace custom __GNU_SOURCE test with
20845 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
20846 * aclocal.m4: Regenerate.
20847 * configure: Regenerate.
20848 * config.in: Regenerate.
20850 2008-03-27 Richard Guenther <rguenther@suse.de>
20852 * fold-const.c (target.h): Include.
20853 (fold_comparison): Fold comparison of addresses of decls
20854 that bind locally or of constants. Consolidate address folding code.
20855 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
20856 results from fold_binary_to_constant.
20857 (compare_values_warnv): Likewise.
20859 2008-03-27 Andrew Pinski <pinskia@gmail.com>
20861 PR middle-end/35429
20862 * fold-const.c (fold_truthop): Check for integeral types when folding
20863 a == 0 && b == 0 and a != 0 || b != 0 .
20865 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
20867 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
20869 2008-03-26 Andreas Schwab <schwab@suse.de>
20871 * doc/invoke.texi: Fix use of @item vs. @itemx.
20873 2008-03-26 Tom Tromey <tromey@redhat.com>
20875 * Makefile.in (build/gensupport.o, build/print-rtl.o,
20876 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
20877 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
20878 build/gencodes.o, build/genconditions.o, build/genconfig.o,
20879 build/genconstants.o, build/genemit.o, build/genextract.o,
20880 build/genflags.o, build/genmddeps.o, build/genopinit.o,
20881 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
20884 2008-03-26 Richard Guenther <rguenther@suse.de>
20887 2008-03-26 Richard Guenther <rguenther@suse.de>
20889 * fold-const.c (target.h): Include.
20890 (fold_comparison): Fold comparison of addresses of two decls
20891 that bind locally. Consolidate address folding code.
20893 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20895 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
20896 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
20897 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
20898 dconstsqrt2, dconstthird, dconste and/or dconst10.
20899 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
20900 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
20901 dconstsqrt2, dconste): Delete.
20902 (init_emit_once): Likewise. Simplify initializing dconstm1.
20904 * real.c (get_real_const): New.
20905 * real.h (dconst3, dconst10, dconstm2, dconstthird,
20906 dconstsqrt2, dconste): Delete.
20907 (real_value_const, get_real_const): New.
20909 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
20911 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
20913 * config/i386/i386.c (ix86_function_arg_boundary): Check
20914 BIGGEST_ALIGNMENT instead of 128.
20915 (setup_incoming_varargs_64): Likewise.
20917 2008-03-26 Tom Tromey <tromey@redhat.com>
20919 * Makefile.in (DEPFILES): Add missing '/'.
20921 2008-03-26 Richard Guenther <rguenther@suse.de>
20923 * fold-const.c (target.h): Include.
20924 (fold_comparison): Fold comparison of addresses of two decls
20925 that bind locally. Consolidate address folding code.
20927 2008-03-26 Nick Clifton <nickc@redhat.com>
20930 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
20931 not allow INT+INT as a legitimate addressing mode.
20933 2008-03-26 Richard Guenther <rguenther@suse.de>
20935 * tree-flow.h (widen_bitfield): Remove declaration.
20936 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
20937 (widen_bitfield): Remove function.
20938 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
20941 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
20944 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
20947 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
20949 PR rtl-optimization/35232
20950 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
20951 (forget_old_reloads_1, forget_marked_reloads): Don't clear
20952 reg_reloaded_call_part_clobbered here.
20953 (reload_regs_reach_end_p): New function.
20954 (reload_reg_rtx_for_input): New variable.
20955 (reload_reg_rtx_for_output): Likewise.
20956 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
20957 when reassigning a pseudo register. Load reloadreg from
20958 reload_reg_rtx_for_input, moving the mode and register
20960 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
20961 instead of the original when deciding whether an input reload
20962 would be a no-op or whether an output reload can be deleted.
20963 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
20964 when setting up new_spill_reg_store. Load it from
20965 reload_reg_rtx_for_output, moving the mode and register
20967 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
20968 instead of the original when deciding whether an output reload
20969 would be a no-op. Do the same when modifying insn notes.
20970 Use rtx_equal_p instead of == to compare the registers.
20971 (inherit_piecemeal_p): Take a mode and two register numbers
20973 (emit_reload_insns): Clear new_spill_reg_store for every hard
20974 register in the reload register. Remove spill registers
20975 from reg_reloaded_valid before considering whether to record
20976 inheritance information for them. Use reload_reg_rtx_for_output
20977 instead of reg_rtx when recording output reloads. Use
20978 reload_reg_rtx_for_input instead of reg_rtx when recording
20979 input reloads. Set or clear reg_reloaded_call_part_clobbered
20980 at the same time as setting reg_reloaded_valid.
20981 (delete_output_reload): Add a new_reload_reg parameter and use it
20982 instead of rld[j].reg_rtx.
20983 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
20986 2008-03-25 Tom Tromey <tromey@redhat.com>
20988 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
20989 (build/genattr.o): Likewise.
20990 (build/genattrtab.o): Likewise.
20991 (build/gencodes.o): Likewise.
20992 (build/genconfig.o): Likewise.
20993 (build/genconstants.o): Likewise.
20994 (build/genemit.o): Likewise.
20995 (build/genextract.o): Likewise.
20996 (build/genflags.o): Likewise.
20998 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21000 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21001 instead of size_int for integer types.
21002 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21003 to match type of MINUS_EXPR.
21005 2008-03-25 Tom Tromey <tromey@redhat.com>
21007 * configure: Rebuilt.
21008 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21011 2008-03-25 Tom Tromey <tromey@redhat.com>
21013 * config/x-solaris (host-solaris.o): Update.
21014 * config/x-linux (host-linux.o): Update.
21015 * config/x-hpux (host-hpux.o): Update.
21016 * config/x-darwin (host-darwin.o): Update.
21017 * config/v850/t-v850e (v850-c.o): Update.
21018 * config/v850/t-v850 (v850-c.o): Update.
21019 * config/t-vxworks (vxworks.o): Update.
21020 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21021 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21022 * config/spu/t-spu-elf (spu-c.o): Update.
21024 * config/sh/t-symbian (sh-c.o): Update.
21025 (symbian.o): Update.
21026 * config/sh/t-sh (sh-c.o): Update.
21027 * config/score/t-score-elf (score7.o, score3.o): Update.
21028 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21029 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21030 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21031 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21032 (rs6000.o): Remove.
21033 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21034 * config/m32c/t-m32c (m32c-pragma.o): Update.
21035 * config/ia64/t-ia64 (ia64-c.o): Update.
21036 * config/i386/x-mingw32 (host-mingw32.o): Update.
21037 * config/i386/x-i386 (driver-i386.o): Update.
21038 * config/i386/x-darwin (host-i386-darwin.o): Update.
21039 * config/i386/x-cygwin (host-cygwin.o): Update.
21040 * config/i386/t-nwld (nwld.o): Update.
21041 * config/i386/t-netware (netware.o): Update.
21042 * config/i386/t-interix (winnt.o): Update.
21043 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21044 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21045 msformat-c.o): Update.
21046 * config/bfin/t-bfin-linux (generated_files): Add
21047 linux-sysroot-suffix.h.
21048 * config/arm/t-wince-pe (pe.o): Update.
21049 * config/arm/t-strongarm-pe (pe.o): Update.
21050 * config/arm/t-pe (pe.o): Update.
21051 * config/arm/t-arm (arm-c.o): Update.
21052 * doc/install.texi (Prerequisites): Require make 3.80.
21053 * Makefile.in: Remove .o targets.
21054 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21055 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21056 (simple_generated_h, simple_generated_c): Move earlier.
21057 (generated_files): New variable.
21058 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21059 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21060 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21061 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21062 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21063 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21064 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21065 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21066 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21067 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21068 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21069 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21071 (COMPILE.base, COMPILE): New variables.
21072 (%.o): New pattern rule.
21073 (ALL_HOST_OBJS): New variable.
21074 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21075 (dummy-checksum.o, cc1-checksum.o): Remove.
21076 (DRIVER_SHLIB): New variable.
21077 (DRIVER_DEFINES): Use it.
21078 (gencondmd.c): Move out of build/.
21079 (s-conditions): Update.
21080 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21081 (ALL_BUILD_OBJS): Likewise.
21082 (build/%.o): Use BUILDCOMPILE.
21083 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21084 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21085 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21086 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21087 build/genconfig.o, build/genconstants.o, build/genemit.o,
21088 build/genextract.o, build/genflags.o, build/genmddeps.o,
21089 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21090 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21091 build/gen-protos.o, build/scan.o, build/fix-header.o,
21092 build/scan-decls.o): Simplify.
21093 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21094 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21095 prefix.o, toplev.o): Reduce to variable setting.
21096 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21097 ($(out_object_file), gcc-options.o): New targets.
21098 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21099 * configure: Rebuilt.
21100 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21101 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21103 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21105 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21106 complain when we hit an error, return ERROR_MARK_NODE.
21108 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21110 * config/sh/constraints.md (Pso, Psz): New constraints.
21111 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21112 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21114 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21116 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21117 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21119 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21121 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21122 (prefetch_sh2a): New.
21124 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21125 Naveen.H.S <naveen.hs@kpitcummins.com>
21127 * config/sh/constraints.md (I28): New constraint.
21128 * config/sh/sh.c (broken_move): Add support for movi20s.
21129 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21131 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21132 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21133 Naveen.H.S <naveen.hs@kpitcummins.com>
21135 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21136 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21137 (print_operand): Handle resbank in %@ operand code.
21138 (sh_encode_section_info): New.
21139 (push_regs): Add conditions for resbank.
21140 (sh_expand_epilogue): Likewise.
21141 (sh_insert_attributes): Likewise.
21142 (sh_attribute_table): Likewise.
21143 (sh_handle_resbank_handler_attribute): New.
21144 (sh2a_handle_function_vector_handler_attribute): New.
21145 (sh2a_is_function_vector_call): New.
21146 (sh2a_get_function_vector_number): New.
21147 (sh2a_function_vector_p): New.
21148 (sh_cfun_resbank_handler_p): New.
21149 * config/sh/sh.md (calli): Emit jsr/n if possible.
21150 (calli_tbr_rel): New.
21151 (calli_pcrel): Emit jsr/n if possible.
21152 (return_i): Emit rts/n if possible.
21153 (call_valuei_tbr_rel): New.
21154 (call_valuei_pcrel): Add condition for SH2A target.
21155 (call_value): Likewise.
21156 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21157 (sh2a_get_function_vector_number): Likewise.
21158 (sh2a_is_function_vector_call): Likewise.
21159 * doc/extend.texi: Document TBR relative addressing of SH2A.
21160 (resbank): Add description for SH2A.
21162 2008-03-24 Richard Guenther <rguenther@suse.de>
21165 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21166 pointer assignments change conversions according to middle-end rules.
21167 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21168 * configure.ac: Include type checking in yes.
21169 * configure: Regenerate.
21171 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21173 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21174 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21176 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21178 * gthr-vxworks.h (UNUSED): Define.
21180 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21182 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21184 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21186 * doc/extend.texi (Function Attributes): Add missing comma in the
21187 example of the "alloc_size" attribute.
21189 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21192 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21194 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21197 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21200 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21201 of the underlying type of a MS bitfield layout to the natural
21202 alignment of the type.
21204 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21206 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21207 to their natural alignment to avoid store forwarding stalls.
21209 2008-03-22 Richard Guenther <rguenther@suse.de>
21211 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21212 For PHI nodes verify the address is invariant.
21213 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21214 (get_symbol_constant_value): Use is_gimple_min_invariant.
21215 (maybe_fold_stmt_indirect): Likewise.
21217 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21219 PR rtl-optimization/33927
21220 * Makefile.in (dse.o): Depend on $(TM_P_H).
21221 * expr.h (extract_low_bits): Declare.
21222 * expmed.c (extract_low_bits): New function.
21223 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21224 * dse.c: Include tm_p.h.
21225 (find_shift_sequence): Remove the read_reg argument and return the
21226 read value. Emit the instructions instead of returning them.
21227 Iterate on new_mode rather than calculating it each time.
21228 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21229 source to NEW_MODE and extract_low_bits to convert the shifted
21230 value to READ_MODE.
21231 (replace_read): Allow the load and store to have different mode
21232 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21233 or extraction instructions before trying the replacement. Update
21234 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21236 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21238 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21239 to their natural alignment to avoid store forwarding stalls.
21241 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21244 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21245 encouraging but not allowing gprs for input;
21246 change the input constraint to !f#r.
21247 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21249 change the output constraint to !f#r.
21251 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21254 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21255 corresponding post-reload splitters.
21256 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21257 when x87 FP math is selected.
21258 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21259 New function prototype.
21260 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21261 unreachable function to ease macroization of insn patterns.
21263 2008-03-21 Martin Jambor <mjambor@suse.cz>
21265 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21266 reference dumps if ddr is NULL or dependence is unknown.
21268 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21270 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21271 unsigned extension into account.
21272 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21273 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21274 Do computations on a scratch register.
21276 2008-03-21 Richard Guenther <rguenther@suse.de>
21278 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21279 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21280 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21281 * tree-ssa-dom.c (record_equality): Likewise.
21282 * tree-inline.c (copy_body_r): Likewise.
21283 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21286 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21288 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21289 as 'delete_unused' argument.
21291 2008-03-20 Richard Guenther <rguenther@suse.de>
21293 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21294 special casing of constant qualifiers.
21295 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21296 care about them in general.
21297 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21298 regardless of their type.
21299 (fold_stmt_r): Forcefully fold *& if we end up with that.
21301 2008-03-20 Paul Brook <paul@codesourcery.com>
21303 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21304 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21306 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21308 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21309 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21311 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21313 * common.opt (Wmudflap): New option.
21314 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21315 (mx_register_decls): Likewise.
21316 (mudflap_finish_file): Likewise.
21317 * doc/invoke.texi: Document -Wno-mudflap.
21319 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21321 * c-format.c (replace_format_name_to_system_name): New.
21322 (cmp_attribs): New.
21323 (convert_format_name_to_system_name): New.
21324 (decode_format_attr): Add use of convert_format_name_to_system_name.
21325 (format_types_orig): Add gnu_ prefix to names.
21326 (check_format_info_main): Special treating of \0 escaped names for
21327 supporting multi-character format specifiers as I32, I64.
21328 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21329 (gnu_target_overrides_format_attributes): New.
21330 * c-format.h: Add structure target_ovr_attr to hold
21331 system specific formatter names.
21332 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21333 msformat-c.o file to c_target_objs and cxx_target_objs.
21334 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21335 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21336 (TARGET_N_FORMAT_TYPES): New.
21337 * config/i386/msformat-c.c: New.
21338 * config/i386/t-cygming: Add build rule for msformat-c.o.
21339 * doc/extend.texi: Add new format names gnu_* and ms_* and
21341 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21343 2008-03-20 Ira Rosen <irar@il.ibm.com>
21345 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21346 optimizations turned on under -O3.
21347 (ftree-vectorize): Add that the flag is turned on with -O3.
21349 2008-03-20 Ben Elliston <bje@au.ibm.com>
21351 * regmove.c (try_auto_increment): Fix spelling error in comment.
21352 * final.c (final_scan_insn): Likewise.
21354 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21357 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21358 allocator preferences for "y" and "r" class registers.
21359 ("*mov<mode>_internal"): Ditto.
21360 ("*movv2sf_internal_rex64"): Ditto.
21361 ("*movv2sf_internal"): Ditto.
21363 2008-03-19 Michael Matz <matz@suse.de>
21365 PR middle-end/35616
21366 * calls.c (expand_call): Check overlap of arguments with call
21367 address for sibcalls.
21369 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21372 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21373 of the underlying type of a MS bitfield layout to the natural
21374 alignment of the type.
21376 2008-03-19 Jan Hubicka <jh@suse.cz>
21379 * toplev.c (decode_d_option): Handle all CPP flags.
21380 * tree-vrp.c: Update tree_pass descriptors.
21381 * regrename.c: Update tree_pass descriptors.
21382 * fwprop.c: Update tree_pass descriptors.
21383 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21384 * tree-into-ssa.c: Update tree_pass descriptors.
21385 * tree-dump.c: Update tree_pass descriptors.
21386 * tree-complex.c: Update tree_pass descriptors.
21387 * tree-dump.h: Update tree_pass descriptors.
21388 * see.c: Update tree_pass descriptors.
21389 * cgraphbuild.c: Update tree_pass descriptors.
21390 * tracer.c: Update tree_pass descriptors.
21391 * tree-loop-distribution.c: Update tree_pass descriptors.
21392 * cgraph.c: Update tree_pass descriptors.
21393 * postreload-gcse.c: Update tree_pass descriptors.
21394 * postreload.c: Update tree_pass descriptors.
21395 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21396 * tree-tailcall.c: Update tree_pass descriptors.
21397 * tree-pass.h (tree_opt_pass): Rename to ...
21398 (opt_pass) ... this one; add "type" field and remove letter field.
21399 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21400 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21401 all_lowering_passes): Update declaration.
21402 * ipa-cp.c: Update tree_pass descriptors.
21403 * final.c: Update tree_pass descriptors.
21404 * omp-low.c: Update tree_pass descriptors.
21405 * tree-ssa-dse.c: Update tree_pass descriptors.
21406 * ipa-reference.c: Update tree_pass descriptors.
21407 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21408 * auto-inc-dec.c: Update tree_pass descriptors.
21409 * reorg.c: Update tree_pass descriptors.
21410 * cgraphunit.c: Update tree_pass descriptors.
21411 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21412 * tree-ssa-ccp.c: Update tree_pass descriptors.
21413 * df-core.c: Update tree_pass descriptors.
21414 * mode-switching.c: Update tree_pass descriptors.
21415 * tree-nomudflap.c: Update tree_pass descriptors.
21416 * modulo-sched.c: Update tree_pass descriptors.
21417 * ipa-pure-const.c: Update tree_pass descriptors.
21418 * cse.c: Update tree_pass descriptors.
21419 * web.c: Update tree_pass descriptors.
21420 * tree-stdarg.c: Update tree_pass descriptors.
21421 * tree-ssa-math-opts.c: Update tree_pass descriptors.
21422 * tree-ssa-dom.c: Update tree_pass descriptors.
21423 * tree-nrv.c: Update tree_pass descriptors.
21424 * tree-ssa-alias.c: Update tree_pass descriptors.
21425 * loop-init.c: Update tree_pass descriptors.
21426 * gimple-low.c: Update tree_pass descriptors.
21427 * ipa-inline.c: Update tree_pass descriptors.
21428 * tree-ssa-sink.c: Update tree_pass descriptors.
21429 * global.c: Update tree_pass descriptors.
21430 * ifcvt.c: Update tree_pass descriptors.
21431 * jump.c: Update tree_pass descriptors.
21432 * predict.c: Update tree_pass descriptors.
21433 * tree-ssa-loop.c: Update tree_pass descriptors.
21434 * recog.c: Update tree_pass descriptors.
21435 * dse.c: Update tree_pass descriptors.
21436 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
21437 * tree-eh.c: Update tree_pass descriptors.
21438 * regmove.c: Update tree_pass descriptors.
21440 * function.c: Update tree_pass descriptors.
21441 * tree-vectorizer.c: Update tree_pass descriptors.
21442 * gcse.c: Update tree_pass descriptors.
21443 * ipa-type-escape.c: Update tree_pass descriptors.
21444 * tree-if-conv.c: Update tree_pass descriptors.
21445 * init-regs.c: Update tree_pass descriptors.
21446 * ipa.c: Update tree_pass descriptors.
21447 * tree-ssa-phiopt.c: Update tree_pass descriptors.
21448 * rtl-factoring.c: Update tree_pass descriptors.
21449 * lower-subreg.c: Update tree_pass descriptors.
21450 * bt-load.c: Update tree_pass descriptors.
21451 * tree-dfa.c: Update tree_pass descriptors.
21452 * except.c: Update tree_pass descriptors.
21453 * emit-rtl.c: Update tree_pass descriptors.
21454 * cfgexpand.c: Update tree_pass descriptors.
21455 * tree-cfgcleanup.c: Update tree_pass descriptors.
21456 * cfgcleanup.c: Update tree_pass descriptors.
21457 * tree-ssa-pre.c: Update tree_pass descriptors.
21458 * tree-sra.c: Update tree_pass descriptors.
21459 * tree-mudflap.c: Update tree_pass descriptors.
21460 * tree-ssa-copy.c: Update tree_pass descriptors.
21461 * cfglayout.c: Update tree_pass descriptors.
21462 * tree-ssa-forwprop.c: Update tree_pass descriptors.
21463 * tree-ssa-dce.c: Update tree_pass descriptors.
21464 * tree-ssa.c: Update tree_pass descriptors.
21465 * regclass.c: Update tree_pass descriptors.
21466 * integrate.c: Update tree_pass descriptors.
21467 * tree-optimize.c: Update tree_pass descriptors.
21468 * tree-ssa-phiprop.c: Update tree_pass descriptors.
21469 * tree-object-size.c: Update tree_pass descriptors.
21470 * combine.c: Update tree_pass descriptors.
21471 * tree-outof-ssa.c: Update tree_pass descriptors.
21472 * bb-reorder.c: Update tree_pass descriptors.
21473 * stack-ptr-mod.c: Update tree_pass descriptors.
21474 * var-tracking.c: Update tree_pass descriptors.
21475 * tree-profile.c: Update tree_pass descriptors.
21476 * tree-vect-generic.c: Update tree_pass descriptors.
21477 * reg-stack.c: Update tree_pass descriptors.
21478 * sched-rgn.c: Update tree_pass descriptors.
21479 * tree-ssa-structalias.c: Update tree_pass descriptors.
21480 * tree-cfg.c: Update tree_pass descriptors.
21481 * passes.c (current_pass): Update declaration.
21482 (finish_optimization_passes): Update.
21483 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
21484 (register_one_dump_file, register_dump_files_1, next_pass_1):
21486 (init_optimization_passes): Update handling of new types.
21487 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
21488 * ipa-struct-reorg.c: Update tree_pass descriptors.
21489 * tree-ssa-reassoc.c: Update tree_pass descriptors.
21490 * combine-stack-adj.c: Update tree_pass descriptors.
21491 * cfgrtl.c: Update tree_pass descriptors.
21492 * dce.c: Update tree_pass descriptors.
21493 * tree-ssanames.c: Update tree_pass descriptors.
21495 2008-03-19 Richard Guenther <rguenther@suse.de>
21497 PR middle-end/35609
21498 * tree-ssa.c (walk_data): New structure.
21499 (warn_uninitialized_var): If not always_executed warn with "maybe"
21501 (execute_early_warn_uninitialized): Compute post-dominators.
21502 Initialize always_executed before processing each basic block.
21504 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
21507 * config/i386/i386.c (x86_this_parameter): Calculate correct location
21508 of "this" pointer when "regparm = N" or "fastcall" is in effect.
21510 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21512 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
21514 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
21516 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
21518 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
21519 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
21520 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
21521 target after ignore has been set, and move there also the commputation
21522 of subtarget and original_target.
21523 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
21524 (LANG_HOOKS_INITIALIZER): Remove it.
21525 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
21527 2008-03-18 Richard Guenther <rguenther@suse.de>
21529 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
21530 found an expression with constants, note that in the VN for the lhs.
21531 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
21532 fold them to constants if possible. Run cleanup_cfg if done so.
21533 (execute_pre): Return todo.
21534 (do_pre): Likewise.
21535 (execute_fre): Likewise.
21536 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
21538 (get_prop_source_stmt): Look through pointer conversions.
21540 2008-03-18 Jan Hubicka <jh@suse.cz>
21542 * tree-pretty-print.c: Include predict.h.
21543 (dump_generic_node): Dump predictor.
21544 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
21545 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
21546 * gimple-low.c (lower_stmt): Likewise.
21547 * expr.c (expand_expr_real): Likewise.
21548 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
21550 (build_predict_expr, build_predict_expr): New.
21551 * predict.h (predictor_name, build_predict_expr): Update.
21552 * c-typeck.c (c_finish_bc_stmt): Add prediction.
21553 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
21554 * predict.def (PRED_CONTINUE): Update hitrate.
21555 * tree.def (PREDICT_EXPR): Define.
21556 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
21557 do not handle BIND_EXPR.
21558 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
21559 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
21560 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
21563 2008-03-18 Michael Matz <matz@suse.de>
21565 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
21567 2008-03-18 Richard Guenther <rguenther@suse.de>
21569 * tree-gimple.h (is_gimple_invariant_address): Declare.
21570 (is_gimple_constant): Likewise.
21571 * tree-gimple.c (is_gimple_constant): New function.
21572 (is_gimple_invariant_address): Likewise.
21573 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
21574 and is_gimple_invariant_address.
21575 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
21577 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
21578 an addressable base.
21580 2008-03-18 Jakub Jelinek <jakub@redhat.com>
21582 PR middle-end/35611
21583 * gimplify.c (gimplify_expr): Gimplify second operand of
21586 2008-03-17 Richard Guenther <rguenther@suse.de>
21588 PR tree-optimization/19637
21589 * fold-const.c (fold_unary): Remove restrictions of removing
21590 intermediate pointer-conversions (P2)(P1)P0.
21591 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
21592 conversion to void pointer.
21593 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
21595 2008-03-16 James E. Wilson <wilson@tuliptree.org>
21598 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
21599 emulated thread local variables.
21601 2008-03-16 Richard Guenther <rguenther@suse.de>
21603 PR middle-end/35607
21604 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
21605 expand TREE_INVARIANT operations that are not gimple invariant.
21607 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
21609 * doc/extend.texi (Alignment): Say that the ABI controls
21610 the __alignof__ for non-strict-alignment targets rather
21611 than being a recommendation.
21613 2008-03-15 Paul Brook <paul@codesourcery.com>
21615 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
21617 (arm_output_fn_unwind): Mark functions that can not be unwound.
21619 2008-03-15 Paul Brook <paul@codesourcery.com>
21621 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
21622 extension instructions.
21624 2008-03-15 Richard Guenther <rguenther@suse.de>
21626 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
21627 and fold constant aggregate refs.
21628 (fold_const_aggregate_ref): Handle string constants
21629 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
21630 (evaluate_stmt): Simplify now that ccp_fold folds constant
21633 2008-03-15 Paul Brook <paul@codesourcery.com>
21635 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
21636 (extzv): Use gen_extzv_t2.
21637 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
21639 2008-03-15 Richard Guenther <rguenther@suse.de>
21641 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
21642 (fold_const_aggregate_ref): Likewise.
21643 (get_value): Return NULL if we don't have any values.
21644 (ccp_finalize): Set const_val to NULL after freeing it.
21645 * tree-flow.h (get_symbol_constant_value): Declare.
21646 (fold_const_aggregate_ref): Likewise.
21647 * tree-ssa-sccvn.c (try_to_simplify): Use them.
21649 2008-03-15 Richard Guenther <rguenther@suse.de>
21651 PR middle-end/35593
21652 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
21653 to not produce negative array indices if not allowed. Add
21654 parameter to indicate that.
21655 (maybe_fold_offset_to_component_ref): Allow negative array
21656 indices only for the first member of a structure.
21657 (maybe_fold_offset_to_reference): Allow negative array indices.
21658 (maybe_fold_stmt_addition): Likewise.
21660 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
21661 Anatoly Sokolov <aesok@post.ru>
21663 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
21664 (avr_arch): Add ARCH_AVR6.
21665 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
21666 (initial_elimination_offset): Initialize and use 'avr_pc_size'
21667 instead of fixed value 2.
21668 (print_operand_address): Use gs() asm specifier instead of pm().
21669 (avr_assemble_integer): (Ditto.).
21670 (avr_output_addr_vec_elt): (Ditto.).
21671 (print_operand): Handle "!" code.
21672 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
21673 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
21674 (AVR_HAVE_EIJMP_EICALL): Define.
21675 (AVR_3_BYTE_PC): Redefine.
21676 (AVR_2_BYTE_PC): (Ditto.).
21677 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
21678 (LINK_SPEC): Add atmega2560 and atmega2561.
21679 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
21681 * config/avr/avr.md (call_insn): Use eicall instead of icall
21682 for 3 byte PC devices.
21683 (call_value_insn): (Ditto.).
21684 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
21685 (indirect_jump): Use only for for 2 byte PC devices.
21686 (*tablejump): (Ditto.).
21687 (*indirect_jump_avr6): Add insn.
21688 (*tablejump_rjmp): Don't use for 3 byte PC devices.
21689 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
21690 instead of ijmp for 3 byte PC devices.
21691 (__tablejump2__): (Ditto.).
21692 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
21693 (MULITLIB_DIRNAMES): (Ditto.).
21694 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
21696 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
21698 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
21699 "sse2_umulsidi3". Use V1DI mode for operand 0.
21700 ("mmx_psadbw"): Use V1DI mode for operand 0.
21701 * config/i386/i386-modes.def (V1SI): New vector mode.
21702 * config/i386/i386.c (struct builtin_description)
21703 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
21704 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
21705 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
21706 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
21707 v1di_ftype_v8qi_v8qi type.
21708 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
21710 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
21711 __builtin_ia32_pmuludq]: Fix the mode of return value.
21713 2008-03-15 Richard Guenther <rguenther@suse.de>
21715 PR middle-end/35595
21716 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
21719 2008-03-14 Bob Wilson <bob.wilson@acm.org>
21721 * doc/invoke.texi (Option Summary, Xtensa Options): Document
21722 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
21723 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
21724 unless TARGET_SERIALIZE_VOLATILE is enabled.
21725 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
21726 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
21727 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
21729 2008-03-14 Richard Guenther <rguenther@suse.de>
21731 PR tree-optimization/34172
21732 * tree-flow.h (refs_may_alias_p): Declare.
21733 (get_single_def_stmt): Likewise.
21734 (get_single_def_stmt_from_phi): Likewise.
21735 (get_single_def_stmt_with_phi): Likewise.
21736 * tree-dfa.c (refs_may_alias_p): New function.
21737 (get_single_def_stmt): Likewise.
21738 (get_single_def_stmt_from_phi): Likewise.
21739 (get_single_def_stmt_with_phi): Likewise.
21740 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
21741 (vn_reference_lookup_1): New helper function.
21742 (vn_reference_lookup): Walk the virtual use-def chain to
21743 continue searching for a match if the def does not alias the
21744 reference we are looking for.
21746 2008-03-14 David Edelsohn <edelsohn@gnu.org>
21748 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
21749 archive and Perzl. Update The Written Word listing.
21751 2008-03-14 Richard Guenther <rguenther@suse.de>
21753 PR tree-optimization/34043
21754 PR tree-optimization/33989
21755 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
21757 (bitmap_find_leader): Use extra argument to verify dominance
21758 relationship inside a basic-block.
21759 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
21760 (find_leader_in_sets): Adjust.
21761 (create_component_ref_by_pieces): Take extra argument for
21762 dominance check, handle lookup failures.
21763 (find_or_generate_expression): Likewise.
21764 (create_expression_by_pieces): Likewise.
21765 (insert_into_preds_of_block): Adjust.
21766 (create_value_expr_from): If asked for, verify all operands
21767 are in the blocks AVAIL_OUT set.
21768 (make_values_for_stmt): Check for SSA_NAMEs that are life
21769 over an abnormal edge.
21770 (compute_avail): Remove such check.
21771 (do_SCCVN_insertion): New function.
21772 (eliminate): If we do not find a leader suitable for replacement
21773 insert a replacement expression from SCCVN if available.
21774 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
21775 (struct vn_ssa_aux): Add needs_insertion flag.
21776 * tree-ssa-sccvn.c (may_insert): New global flag.
21777 (copy_reference_ops_from_ref): Value-number union member access
21778 based on its size, not type and member if insertion is allowed.
21779 (visit_reference_op_load): For a weak match from union type
21780 punning lookup a view-converted value and insert a SSA_NAME
21781 for that value if that is not found.
21782 (visit_use): Make dumps shorter. Do not disallow value numbering
21783 SSA_NAMEs that are life over an abnormal edge to constants.
21784 (free_scc_vn): Release inserted SSA_NAMEs.
21785 (run_scc_vn): New flag to specify whether insertion is allowed.
21786 Process SSA_NAMEs in forward order.
21787 * tree-ssa-loop-im.c (for_each_index): Handle invariant
21788 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
21789 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
21790 pointer type to/from integral types that do not change the
21791 precision to regular conversions.
21793 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21795 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21796 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21797 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
21798 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
21799 input arguments and the mode of return value. Built-in functions
21800 that operate on whole 64-bit MMX register now use V1DI mode.
21802 2008-03-13 Alon Dayan <alond@il.ibm.com>
21803 Olga Golovanevsky <olga@il.ibm.com>
21805 PR tree-optimization/35041
21806 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
21807 to locate the right position in a statement.
21809 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21813 * config/i386/xmmintrin.h: Change all static inline functions to
21814 extern inline and add __gnu_inline__ attribute.
21815 * config/i386/bmintrin.h: Ditto.
21816 * config/i386/smmintrin.h: Ditto.
21817 * config/i386/tmmintrin.h: Ditto.
21818 * config/i386/mmintrin-common.h: Ditto.
21819 * config/i386/ammintrin.h: Ditto.
21820 * config/i386/emmintrin.h: Ditto.
21821 * config/i386/pmmintrin.h: Ditto.
21822 * config/i386/mmintrin.h: Ditto.
21823 * config/i386/mm3dnow.h: Ditto.
21825 2008-03-13 Jakub Jelinek <jakub@redhat.com>
21827 PR middle-end/35185
21828 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
21829 (lower_omp_2): New function.
21830 (lower_omp_1, lower_omp): Rewritten.
21832 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
21835 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
21836 with the phrase "Microsoft Windows compilers".
21837 (Push/Pop Macro Pragmas): New subsection. Document
21838 #pragma push_macro and pragma pop_macro.
21840 2008-03-12 Paul Brook <paul@codesourcery.com>
21842 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
21844 2008-03-12 Paul Brook <paul@codesourcery.com>
21846 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
21847 (thumb2_alusi3_short): Exclude PLUS and MINUS.
21848 (thumb2_addsi_shortim): Rename ...
21849 (thumb2_addsi_short): ... to this. Allow register operands.
21850 (thumb2_subsi_short): New pattern.
21851 (thumb2_one_cmplsi2_short,
21852 thumb2_negsi2_short): New patterns and peepholes.
21854 2008-03-12 Paul Brook <paul@codesourcery.com>
21856 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
21858 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
21860 * config/i386/i386.md (int_cond): New code iterator.
21862 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
21863 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
21864 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
21865 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
21866 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
21867 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
21868 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
21869 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
21871 2008-03-12 Paul Brook <paul@codesourcery.com>
21873 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
21874 instead of {arm,thumb}_compute_save_reg_mask.
21875 (output_return_instruction): Ditto.
21876 (thumb_unexpanded_epilogue): Ditto.
21877 (thumb1_expand_prologue): Ditto.
21878 (thumb1_output_function_prologue): Ditto.
21879 (arm_set_return_address): Ditto.
21880 (thumb_set_return_address): Ditto.
21881 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
21882 regs to achieve stack alignment.
21883 (thumb1_compute_save_reg_mask): Fix compiler warning.
21884 (arm_output_epilogue): Use offsets->saved_regs_mask.
21885 Adjust stack pointer by poping call clobered registers.
21886 (arm_expand_prologue): Use offsets->saved_regs_mask.
21887 Adjust stack pointer by pushing extra registers.
21888 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
21890 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
21893 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
21894 conversion to the operands of a multiplication.
21896 2008-03-12 Richard Guenther <rguenther@suse.de>
21898 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
21899 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
21900 * timevar.def (TV_TREE_PHIPROP): Add.
21901 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
21902 pass description. Use TV_TREE_PHIPROP.
21903 * tree-ssa-forwprop.c: Remove phiprop code.
21905 2008-03-12 Jakub Jelinek <jakub@redhat.com>
21907 PR middle-end/35549
21908 * omp-low.c (maybe_lookup_decl): Constify first argument.
21909 (use_pointer_for_field): Change last argument from bool to
21910 omp_context *. Disallow shared copy-in/out in nested
21911 parallel if decl is shared in outer parallel too.
21912 (build_outer_var_ref, scan_sharing_clauses,
21913 lower_rec_input_clauses, lower_copyprivate_clauses,
21914 lower_send_clauses, lower_send_shared_vars): Adjust callers.
21916 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
21917 Ira Rosen <irar@il.ibm.com>
21919 * tree-vectorizer.c (free_stmt_vec_info): New function.
21920 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
21921 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
21922 * tree-vectorizer.h (free_stmt_vec_info): Declare.
21923 * tree-vect-transform.c (vectorizable_conversion): Free
21924 vec_oprnds0 if it was allocated.
21925 (vect_permute_store_chain): Remove unused VECs.
21926 (vectorizable_store): Free VECs that are allocated in the..
21928 (vect_transform_strided_load, vectorizable_load): Likewise.
21929 (vect_remove_stores): Simplify the code.
21930 (vect_transform_loop): Move code to vect_remove_stores().
21931 Call vect_remove_stores() and free_stmt_vec_info().
21933 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21935 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
21936 TARGET_HPUX. Revise comment.
21937 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
21938 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
21939 Use sr4 variant of `be' instruction when not generating PIC code.
21940 (attr_length_call): Adjust for above change.
21942 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21944 * ipa-reference.c (static_execute): Remove module_statics_const and
21945 associated setting code.
21947 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21950 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
21951 predicate for operand 1.
21952 (paritysi2_cmp): Use register_operand predicate for operand 2.
21953 Use earlyclobber modifier for operand 1. Remove support for
21955 (paritydi2_cmp): Use register_operand predicate for operand 3.
21956 Use earlyclobber modifier for operand 1. Remove support for
21959 2008-03-11 Paul Brook <paul@codesourcery.com>
21960 Vladimir Prus <vladimir@codesourcery.com>
21962 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
21963 (arm_compute_save_reg0_reg12_mask): Always
21964 check if register 11 must be saved. Always safe hard frame pointer
21965 when frame_pointer_needeed.
21966 (arm_compute_save_reg_mask): Save IP and PC
21967 only with apcs frames.
21968 (arm_output_epilogue): Adjust Thumb2 codepath to
21969 be also invoked and work for ARM non-apcs frames.
21970 (arm_expand_prologue): Don't bother saving IP
21971 for non-apcs frame, since it's not clobbered by
21972 prologue code. Implement non-apcs frame
21975 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21977 PR rtl-optimization/35281
21978 * expr.c (convert_move): Use a new pseudo for the intermediate
21979 from_mode->word_mode result.
21981 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21983 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
21984 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
21985 * toplev.c (compile_file): Don't call it.
21987 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21989 PR middle-end/35526
21990 * expr.c (store_expr): Call emit_block_move if the mode
21991 of "temp" RTX is BLKmode.
21993 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21994 Richard Guenther <rguenther@suse.de>
21996 PR tree-optimization/31358
21997 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
21998 the step with a NULL_TREE.
21999 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22000 to sizetype if type is a pointer type.
22001 (add_candidate_1): Don't convert the base and step to
22002 the generic type if the orginal type is a pointer type.
22003 (add_iv_value_candidates): Use sizetype for the step
22004 if type is a pointer type.
22005 (cand_value_at): Likewise.
22006 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22008 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22009 Don't convert the tem affine to the type.
22010 (add_elt_to_tree): Use sizetype for the step if a pointer.
22011 Use POINTER_PLUS_EXPR for pointers.
22012 (aff_combination_to_tree): Use sizetype for the step if a
22015 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22017 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22018 Remove commutativity hint.
22020 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22024 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22025 errorneous type. Check that v is a VAR_DECL.
22027 PR middle-end/35099
22028 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22030 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22032 PR tree-optimization/35494
22033 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22034 may be overriden at link and run time.
22036 2008-03-10 Richard Guenther <rguenther@suse.de>
22038 PR tree-optimization/34677
22039 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22040 (poolify_tree): Likewise.
22041 (modify_expr_template): Likewise.
22042 (poolify_modify_stmt): Likewise.
22043 (insert_fake_stores): Handle all component-ref style stores
22044 in addition to INDIRECT_REF. Also handle complex types.
22045 Do not poolify the inserted load.
22046 (realify_fake_stores): Do not rebuild the tree but only
22047 make it a SSA_NAME copy.
22048 (init_pre): Remove initialzation of modify_expr_template.
22049 Do not allocate modify_expr_node_pool.
22050 (fini_pre): Do not free modify_expr_node_pool.
22052 2008-03-10 Paul Brook <paul@codesourcery.com>
22054 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22055 to avoid conflicts.
22057 2008-03-10 Paul Brook <paul@codesourcery.com>
22058 Mark Shinwell <shinwell@codesourcery.com>
22060 * config/arm/cortex-r4.md: New.
22061 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22063 * config/arm/arm.md: Include cortex-r4.md.
22064 (insn): Add smmls, sdiv and udiv values.
22065 (generic_sched): Don't use generic scheduling for Cortex-R4.
22066 (arm_issue_rate): New function.
22067 (TARGET_SCHED_ISSUE_RATE): Define.
22069 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22071 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22073 2008-03-10 Richard Guenther <rguenther@suse.de>
22075 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22076 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22078 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22080 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22081 Set default to true.
22083 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22085 * c.opt (Wsynth): Deprecate.
22086 * doc/invoke.texi (Option Summary, Warning Options): Document
22087 -Wno-format-contains-nul.
22089 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22092 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22093 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22095 2008-03-09 Ira Rosen <irar@il.ibm.com>
22097 * config/rs6000/rs6000.c (builtin_description): Rename vector
22098 left shift operations.
22099 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22100 (altivec_vsl<VI_char>): Rename to ...
22101 (ashl<mode>3): ... new name.
22102 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22104 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22106 2008-03-08 Richard Guenther <rguenther@suse.de>
22108 * coverage.h (tree_coverage_counter_addr): Declare.
22109 * coverage.c (tree_coverage_counter_addr): New function.
22110 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22111 before using again.
22112 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22113 (tree_gen_one_value_profiler): Likewise.
22114 (tree_gen_ic_profiler): Likewise.
22115 (tree_gen_average_profiler): Likewise.
22116 (tree_gen_ior_profiler): Likewise.
22118 2008-03-08 Richard Guenther <rguenther@suse.de>
22120 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22121 (vn_binary_op_insert): Likewise.
22122 (vn_unary_op_lookup): Likewise.
22123 (vn_unary_op_insert): Likewise.
22124 (vn_nary_op_lookup): Declare.
22125 (vn_nary_op_insert): Likewise.
22126 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22127 and binary hashes, use a single obstack for unary_op_pool
22128 and binary_op_pool.
22129 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22130 a single struct vn_nary_op_s. Store tree code length and
22131 a variable number of operands.
22132 (struct vn_reference_op_struct): Remove unused op2.
22133 (vn_reference_op_eq): Do not compare op2.
22134 (vn_reference_op_compute_hash): Do not compute hash of op2.
22135 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22136 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22137 with vn_nary_op_compute_hash.
22138 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22139 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22141 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22143 (visit_unary_op): Call nary functions.
22144 (visit_binary_op): Likewise.
22145 (process_scc): Adjust for struct vn_tables_s changes.
22146 (allocate_vn_table): Likewise.
22147 (free_vn_table): Likewise.
22148 * tree-vn.c (vn_add): Call nary functions.
22149 (vn_lookup): Likewise.
22151 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22154 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22155 wdst back after sync_compare_and_swapqhi_internal.
22157 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22160 * config/i386/i386-modes.def (V1DI): New vector mode.
22161 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22162 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22163 (MMXMODE248): Ditto.
22164 (MMXMODE): Add V1DI mode.
22165 (mmxvecsize): Change DI mode to V1DI mode.
22166 ("mov<mode>): Use MMXMODEI8 mode iterator.
22167 ("*mov<mode>_internal_rex64"): Ditto.
22168 ("*mov<mode>_internal"): Ditto.
22169 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22170 ("mmx_sub<mode>3"): Ditto.
22171 ("mmx_adddi3"): Remove insn pattern.
22172 ("mmx_subdi3"): Ditto.
22173 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22174 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22175 ("mmx_ashl<mode>3"): Ditto.
22176 ("mmx_lshrdi3"): Remove insn pattern.
22177 ("mmx_ashldi3"): Ditto.
22178 * config/i386/i386.c (classify_argument): Handle V1DImode.
22179 (function_arg_advance_32): Ditto.
22180 (function_arg_32): Ditto.
22181 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22182 mmx_addv1di3 insn pattern.
22183 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22184 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22185 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22186 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22187 Remove definitions of built-in functions.
22188 (V1DI_type_node): New node.
22189 (v1di_ftype_v1di_int): Ditto.
22190 (v1di_ftype_v1di_v1di): Ditto.
22191 (v2si_ftype_v2si_si): Ditto.
22192 (v4hi_ftype_v4hi_di): Remove node.
22193 (v2si_ftype_v2si_di): Ditto.
22194 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22195 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22196 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22197 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22198 Add new builtins using def_builtin_const.
22199 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22200 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22201 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22202 * config/i386/mmintrin.h (__v1di): New typedef.
22203 (_mm_add_si64): Cast arguments to __v1di type.
22204 (_mm_sub_si64): Ditto.
22205 (_mm_sll_pi16): Cast __count to __v4hi type.
22206 (_mm_sll_pi32): Cast __count to __v2si type.
22207 (_mm_sll_si64): Cast arguments to __v1di type.
22208 (_mm_srl_pi16): Cast __count to __v4hi type.
22209 (_mm_srl_pi32): Cast __count to __v2si type.
22210 (_mm_srl_si64): Cast arguments to __v1di type.
22211 (_mm_sra_pi16): Cast __count to __v4hi type.
22212 (_mm_sra_pi32): Cast __count to __v2si type.
22213 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22214 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22215 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22216 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22217 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22218 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22219 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22220 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22221 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22222 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22223 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22224 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22226 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22228 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22230 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22233 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22234 reg+const addressing for Altivec modes. Don't generate reg+reg
22235 addressing for TFmode or TDmode quantities.
22237 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22239 * c-common.c (vector_types_convertible_p): Call langhook
22240 instead of comptypes.
22242 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22245 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22246 integral and scalar float variables which have a
22249 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22251 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22252 dwarf_register_span hook when emitting unwind information for
22253 register-to-memory saves.
22254 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22255 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22257 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22259 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22260 for the same VAR_DECL.
22262 2008-03-06 Tom Tromey <tromey@redhat.com>
22264 * treelang: Delete.
22265 * doc/standards.texi (Standards): Don't mention treelang.
22266 * doc/invoke.texi (Overall Options): Don't mention treelang.
22267 * doc/install.texi (Prerequisites): Don't mention bison or
22269 (Configuration): Don't mention treelang.
22270 (Building): Likewise.
22271 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22273 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22275 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22276 word-extractions out of a multi-word object.
22278 2008-03-06 Richard Guenther <rguenther@suse.de>
22280 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22281 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22282 result type and precision.
22283 * expr.c (get_inner_reference): Set unsignedp based on the result
22284 type of BIT_FIELD_REF.
22285 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22286 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22287 (try_instantiate_multiple_fields): Likewise. Use the correct type
22289 (sra_build_assignment): Likewise.
22290 (sra_build_elt_assignment): Likewise.
22291 (sra_explode_bitfield_assignment): Likewise.
22292 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22293 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22294 set BIT_FIELD_REF_UNSIGNED.
22295 (vectorizable_load): Likewise.
22297 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22299 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22302 2008-03-06 Richard Guenther <rguenther@suse.de>
22304 * alias.c (struct alias_set_entry): Move has_zero_child field
22305 to pack with alias_set.
22307 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22309 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22312 2008-03-05 Ian Lance Taylor <iant@google.com>
22314 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22316 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22318 * fwprop.c (update_df): Support width and offset parameters of
22320 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22321 global_conflicts): Change DF_REF_EXTRACT to either
22322 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22323 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22324 * df-scan.c (df_ref_record, df_defs_record,
22325 df_ref_create_structure, df_def_record_1, df_uses_record,
22326 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22327 df_bb_refs_collect, df_entry_block_defs_collect,
22328 df_exit_block_uses_collect): Support new width and offset fields.
22329 (ref_extract_pool): New storage pool.
22330 (df_free_ref): New function.
22331 (df_reg_chain_unlink, df_free_collection_rec,
22332 df_sort_and_compress_refs): Call df_free_ref.
22333 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22335 (df_ref_create_structure): Allocate df_ref_extract if offset and
22336 width fields are used.
22337 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22338 (df_uses_record): Get offset and width from ZERO_EXTRACT
22340 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22341 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22342 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22343 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22344 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22345 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22346 (df_ref_extract): New structure.
22347 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22348 (df_ref_create): Add width and offset parameters.
22350 2008-03-05 Richard Guenther <rguenther@suse.de>
22352 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22353 Use ranges_overlap_p.
22354 (offset_overlaps_with_access): Rename
22355 to ranges_overlap_p and move ...
22356 * tree-flow-inline.h (ranges_overlap_p): ... here.
22358 * tree.h (get_inner_reference, handled_component_p): Update
22361 * tree.h (record_component_aliases, get_alias_set,
22362 alias_sets_conflict_p, alias_sets_must_conflict_p,
22363 objects_must_conflict_p): Move declarations ...
22364 * alias.h (record_component_aliases, get_alias_set,
22365 alias_sets_conflict_p, alias_sets_must_conflict_p,
22366 objects_must_conflict_p): ... here.
22367 Include coretypes.h.
22368 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22370 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22372 * cfg.c: Include tree-flow.h.
22373 (remove_edge_raw): Call redirect_edge_var_map_clear.
22374 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22375 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22376 (redirect_edge_var_map_result): New.
22377 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22378 PENDING_STMT use with redirect_edge_var_map_*.
22379 * tree-ssa.c (edge_var_maps): New definition.
22380 (redirect_edge_var_map_add): New.
22381 (redirect_edge_var_map_clear): New.
22382 (redirect_edge_var_map_dup): New.
22383 (redirect_edge_var_map_vector): New.
22384 (redirect_edge_var_map_destroy): New.
22385 (ssa_redirect_edge): Replace PENDING_STMT use with
22386 redirect_edge_var_map_*.
22387 (flush_pending_stmts): Same.
22388 (delete_tree_ssa): Destroy edge var map.
22389 * tree-flow.h (struct _edge_var_map): New.
22390 Define edge_var_map vector type.
22391 Declare redirect_edge_var_map_* prototypes.
22392 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22393 * tree-cfg.c (reinstall_phi_args): Replace
22394 PENDING_STMT use with redirect_edge_var_map_*.
22396 2008-03-05 Richard Guenther <rguenther@suse.de>
22398 PR tree-optimization/35472
22399 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22400 whose single use_stmt has a overlapping set of loaded and
22401 stored symbols as that use_stmt might be a noop assignment then.
22403 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22405 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22407 2008-03-05 Richard Guenther <rguenther@suse.de>
22410 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22411 should be constants.
22412 * tree-cfg.c (verify_expr): Verify it.
22413 * fold-const.c (fold_truthop): Remove code generating
22414 BIT_FIELD_REFs of structure bases.
22415 (fold_binary): Likewise.
22416 (fold_ternary): Position and size of BIT_FIELD_REFs are
22417 always host integers.
22418 (make_bit_field_ref): Remove.
22419 (optimize_bit_field_compare): Remove.
22420 (all_ones_mask_p): Remove.
22422 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
22425 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
22426 (split_block_and_df_analyze): New. Split basic block and rebuild
22428 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
22430 (split_pattern_seq): Likewise.
22431 (erase_matching_seqs): Likewise.
22432 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
22434 2008-03-04 Geoff Keating <geoffk@apple.com>
22436 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
22437 declaration and code.
22438 (tree_invalid_nonnegative_warnv_p): Likewise.
22440 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
22442 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22443 examples. Truncate option-names then causing overfull hbox.
22445 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22448 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
22450 * configure: Rebuilt.
22452 2008-03-04 Rafael EspÃndola <espindola@google.com>
22454 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
22455 (tree_unary_nonnegative_warnv_p): New.
22456 (tree_binary_nonnegative_warnv_p): New.
22457 (tree_single_nonnegative_warnv_p): New.
22458 (tree_invalid_nonnegative_warnv_p): New.
22459 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
22461 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22464 * opts.c (handle_option): Postpone 'unknown option' errors only for
22467 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
22470 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
22473 2008-03-04 Rafael EspÃndola <espindola@google.com>
22475 * fold-const.c (tree_unary_nonzero_warnv_p): New.
22476 (tree_binary_nonzero_warnv_p): New.
22477 (tree_single_nonzero_warnv_p): New.
22478 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
22480 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
22482 PR middle-end/35456
22483 * fold-const.c (fold_cond_expr_with_comparison): Prevent
22484 transformations for modes that have signed zeros.
22485 * ifcvt.c (noce_try_abs): Ditto.
22487 2008-03-04 Joseph Myers <joseph@codesourcery.com>
22489 * config/i386/i386.c (override_options): Force
22490 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
22492 2008-03-04 Jan Hubicka <jh@suse.cz>
22495 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
22498 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22500 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
22501 label to probe the stack.
22503 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22505 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
22506 (__gthr_win32_mutex_destroy): Declare.
22507 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
22508 __gthr_win32_mutex_destroy.
22509 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
22511 2008-03-03 Jan Hubicka <jh@suse.cz>
22514 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
22515 aggressive on inlining cold calls.
22517 2008-03-03 Richard Guenther <rguenther@suse.de>
22519 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
22520 struct copies into the expression table.
22521 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
22522 (try_to_simplify): Likewise.
22523 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
22524 integral and pointer arguments which do not change the
22525 precision to NOP_EXPRs.
22526 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
22527 VIEW_CONVERT_EXPR case.
22529 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
22531 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
22532 defined in a loop at depth 0 is invariant.
22533 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
22534 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
22535 be called at loop depth 0.
22537 2008-03-02 Jakub Jelinek <jakub@redhat.com>
22540 * gcc.c (process_command): Update copyright notice dates.
22541 * gcov.c (print_version): Likewise.
22542 * gcov-dump.c (print_version): Likewise.
22543 * mips-tfile.c (main): Likewise.
22544 * mips-tdump.c (main): Likewise.
22546 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22549 * c-common.c (flag_permissive): Delete.
22550 (constant_expression_warnings): Check flags first.
22551 (constant_expression_error): New.
22552 * c-common.h (flag_permissive): Delete.
22553 (constant_expression_error): Declare.
22554 * flags.h (flag_permissive): Declare. Update description.
22555 * diagnostic.c (pedwarn): Update.
22557 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
22558 (permissive_error_kind): New.
22559 * toplev.c (flag_permissive): Define. Update description.
22560 * toplev.h (permissive_error_kind): Declare.
22561 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
22562 (pedwarn_c90): Use pedantic_warning_kind.
22563 * c-opts.c (c_common_post_options): flag_permissive does not affect
22564 flag_pedantic_errors.
22566 2008-03-02 Joseph Myers <joseph@codesourcery.com>
22568 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
22569 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
22570 __absvsi2, __absvDI2): Use unsigned arithmetic.
22572 2008-03-02 Andi Kleen <ak@suse.de>
22573 Richard Guenther <rguenther@suse.de>
22575 * struct-equiv.c: Remove file.
22576 * cfg_cleanup.c (condjump_equiv_p): Remove.
22577 * Makefile.in (OBJS-common): Remove struct-equiv.o.
22578 (struct-equiv.o): Remove rule.
22579 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
22580 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
22581 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
22583 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22585 * ifcvt.c (noce_process_if_block): Try to handle only the then
22586 block if the else block exists but isn't suitable.
22588 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22591 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
22592 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
22593 regression from previous patch.
22595 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22598 * gthr.h: Add __gthread_mutex_destroy as a function that must be
22600 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
22601 * gthr-single.h (__gthread_mutex_destroy): Likewise.
22602 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
22603 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
22604 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
22605 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
22606 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
22607 (__gthread_mutex_destroy_function): Rename to
22608 __gthread_mutex_destroy.
22609 * gthr-dce.h (__gthread_mutex_destroy): Call
22610 pthread_mutex_destroy.
22611 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
22612 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
22613 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
22615 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22617 * df-scan.c (df_ref_chain_change_bb): Simplify.
22618 (df_insn_change_bb): Add new_bb argument. Simplify. Call
22619 set_block_for_insn if there's any change.
22620 * df.h ((df_insn_change_bb): Fix prototype.
22621 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
22622 df_insn_change_bb, don't call set_block_for_insn.
22623 * emit-rtl.c (reorder_insns): Likewise.
22624 * haifa-sched.c (move_insn): Likewise.
22626 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22628 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
22630 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22632 * tree-flow-inline.h (next_readonly_imm_use): Return
22633 NULL_USE_OPERAND_P after the end.
22635 2008-03-01 Richard Guenther <rguenther@suse.de>
22637 PR tree-optimization/35411
22638 * tree-sra.c (sra_build_assignment): Split conversion to
22639 final type to a separate statement if we are not assigning
22642 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22644 * fold-const.c (fold_convertible_p): Correct the logic to follow
22645 that in fold_convert().
22647 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
22650 * tree-inline.c (build_duplicate_type): When we make a
22651 duplicate type, make it unique in the canonical types system.
22653 2008-02-29 Tom Tromey <tromey@redhat.com>
22655 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
22656 input_file_stack_history, input_file_stack_restored): Remove.
22657 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22658 * input.h (struct file_stack): Remove.
22659 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22660 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
22662 * diagnostic.h (struct diagnostic_context) <last_module>: Change
22664 (diagnostic_last_module_changed): Add 'map' argument.
22665 (diagnostic_set_last_function): Likewise.
22666 * diagnostic.c (undiagnostic_report_current_module): Iterate using
22667 line map, not input_file_stack.
22668 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
22670 2008-02-29 Paul Brook <paul@codesourcery.com>
22672 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
22674 2008-02-29 Paul Brook <paul@codesourcery.com>
22676 * config/arm/ieee754-df.S (muldf3): Use RET macros.
22678 2008-02-29 Richard Guenther <rguenther@suse.de>
22680 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
22682 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
22683 value for comparing for a store match.
22684 (simplify_unary_expression): Do nothing for SSA_NAMEs.
22685 (try_to_simplify): Do not do a full-blown reference lookup.
22687 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22689 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
22690 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
22692 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
22694 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
22696 * tree-loop-linear.c (try_interchange_loops): Compare memory access
22697 strides against cache sizes.
22699 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22701 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
22704 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
22706 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
22707 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
22708 is smaller than the original promoted value.
22709 (simplify_subreg): If OP is a SUBREG, try to preserve its
22710 SUBREG_PROMOTED_VAR_P information.
22712 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
22714 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
22715 (VN_INFO_GET): Allocate new objects on the obstack.
22716 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
22717 for rpo_numbers_temp, for consistency.
22718 (free_scc_vn): Free the obstack.
22720 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
22722 * doc/invoke.texi: Document -ftree-loop-distribution.
22723 * tree-loop-distribution.c: New.
22724 * tree-pass.h (pass_loop_distribution): New.
22725 * graphds.h (struct graph): Add htab_t indices.
22726 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
22727 * tree-vectorizer.c (rename_variables_in_loop): Extern.
22728 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
22729 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
22730 * tree-data-ref.c (debug_data_dependence_relations): New.
22731 (dump_data_dependence_relation): Also print data references.
22732 (free_data_ref): Extern.
22733 (same_access_functions): Moved...
22734 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
22735 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22736 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
22737 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
22738 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
22739 (stmts_from_loop): Skip LABEL_EXPR.
22740 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
22742 (build_rdg): Initialize rdg->indices htab.
22743 (free_rdg, stores_from_loop, ref_base_address,
22744 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
22745 have_similar_memory_accesses_1, ref_base_address_1,
22746 remove_similar_memory_refs): New.
22747 * tree-data-ref.h: Depend on tree-chrec.h.
22748 (debug_data_dependence_relations, free_data_ref): Declared.
22749 (same_access_functions): ... here.
22750 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
22752 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
22753 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
22754 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
22755 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22756 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
22757 rdg_vertex_for_stmt): Declared.
22758 (struct rdg_edge): Add level.
22760 (free_rdg, stores_from_loop, remove_similar_memory_refs,
22761 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
22763 (rdg_has_similar_memory_accesses): New.
22764 * tree-vect-analyze.c: Remove unused static decls.
22765 * lambda.h (dependence_level): New.
22766 * common.opt (ftree-loop-distribution): New.
22767 * tree-flow.h (mark_virtual_ops_in_bb,
22768 slpeel_tree_duplicate_loop_to_edge_cfg,
22769 rename_variables_in_loop): Declared.
22770 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
22771 (OBJS-common): Add tree-loop-distribution.o.
22772 (tree-loop-distribution.o): New rule.
22773 * tree-cfg.c (mark_virtual_ops_in_bb): New.
22774 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
22775 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
22777 2008-02-28 Joseph Myers <joseph@codesourcery.com>
22780 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
22781 other than structures and unions.
22783 2008-02-28 Richard Guenther <rguenther@suse.de>
22786 2008-02-26 Richard Guenther <rguenther@suse.de>
22788 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22789 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22790 (lookup_decl_from_uid): Declare.
22791 (remove_decl_from_map): Likewise.
22792 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22793 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22794 (decl_for_uid_map): New global hashtable mapping DECL_UID
22796 (init_ttree): Allocate it.
22797 (insert_decl_to_uid_decl_map): New helper function.
22798 (make_node_stat): Insert new decls into the map.
22799 (copy_node_stat): Likewise.
22800 (lookup_decl_from_uid): New function.
22801 (remove_decl_from_map): Likewise.
22802 (print_decl_for_uid_map_statistics): New helper.
22803 (dump_tree_statistics): Call it.
22805 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22806 (referenced_var_iterator): Adjust.
22807 (FOR_EACH_REFERENCED_VAR): Adjust.
22808 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22809 (num_referenced_vars): Adjust.
22810 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22811 (first_referenced_var): Remove.
22812 (end_referenced_vars_p): Likewise.
22813 (next_referenced_var): Likewise.
22814 (referenced_var_iterator_set): New helper function.
22815 * tree-dfa.c (referenced_var_lookup): Adjust.
22816 (referenced_var_check_and_insert): Likewise.
22817 (remove_referenced_var): Likewise.
22818 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22819 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22820 (verify_call_clobbering): Likewise.
22821 (verify_memory_partitions): Likewise.
22822 (init_tree_ssa): Allocate bitmap instead of hashtable for
22824 (delete_tree_ssa): Adjust.
22825 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22826 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22827 (compute_tag_properties): Likewise.
22828 (set_initial_properties): Likewise.
22829 (find_partition_for): Likewise.
22830 (update_reference_counts): Likewise.
22831 (dump_may_aliases_for): Likewise.
22832 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22833 (add_call_clobber_ops): Likewise.
22834 (add_call_read_ops): Likewise.
22835 (get_asm_expr_operands): Likewise.
22836 * tree-into-ssa.c (dump_decl_set): Likewise.
22837 (update_ssa): Likewise.
22838 * tree-sra.c (scan_function): Likewise.
22839 (decide_instantiations): Likewise.
22840 (scalarize_parms): Likewise.
22841 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22842 (dsa_named_for): Likewise.
22843 * tree-ssa-structalias.c (update_alias_info): Likewise.
22844 (merge_smts_into): Likewise.
22846 2008-02-27 David Daney <ddaney@avtrex.com>
22849 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
22850 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
22851 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
22852 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
22853 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
22855 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
22858 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
22859 (BUILT_IN_NEXTTOWARD): Remove.
22860 (BUILT_IN_NEXTTOWARDF): Ditto.
22861 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
22862 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
22864 2008-02-27 Tom Tromey <tromey@redhat.com>
22866 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
22867 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
22869 2008-02-27 Jan Beulich <jbeulich@novell.com>
22871 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
22872 update the respective field on newdecl.
22874 2008-02-27 Revital Eres <eres@il.ibm.com>
22876 PR rtl-optimization/34999
22877 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
22878 crossing edges that ends with a call insn.
22879 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
22880 call insn and clear the EDGE_CROSSING flag of the crossing edge
22881 when fixing fallthru edges.
22883 2008-02-27 Richard Guenther <rguenther@suse.de>
22885 PR middle-end/35390
22886 * fold-const.c (fold_unary): Return the correct argument,
22887 converted to the result type.
22889 2008-02-27 Richard Guenther <rguenther@suse.de>
22891 PR middle-end/34971
22892 * expr.c (expand_expr_real_1): Assert on rotates that operate
22894 * fold-const.c (fold_binary): Use the types precision, not the
22895 bitsize of the mode if folding rotate expressions. Build rotates
22896 only for full modes.
22898 2008-02-27 Jakub Jelinek <jakub@redhat.com>
22900 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
22901 and CPP_PRAGMA_EOL.
22902 * c-pragma.c (pragma_ns_name): New typedef.
22903 (registered_pp_pragmas): New variable.
22904 (c_pp_lookup_pragma): New function.
22905 (c_register_pragma_1): If flag_preprocess_only, do nothing
22906 for non-expanded pragmas, for expanded ones push pragma's
22907 namespace and name into registered_pp_pragmas vector.
22908 (c_invoke_pragma_handler): Register OpenMP pragmas even when
22909 flag_preprocess_only, don't register GCC pch_preprocess
22910 pragma if flag_preprocess_only.
22911 * c-opts.c (c_common_init): Call init_pragma even if
22912 flag_preprocess_only.
22913 * c-pragma.c (c_pp_lookup_pragma): New prototype.
22914 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
22915 cpp_register_pragma if flag_preprocess_only.
22917 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22920 * c-parser.c (c_parser_translation_unit): Warn for empty
22921 translation unit, not empty source file.
22923 2008-02-26 Paul Brook <paul@codesourcery.com>
22925 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
22926 operand for Thumb-2.
22927 * config/arm/arm.h (reg_class): Add CORE_REGS.
22928 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
22929 (BASE_REG_CLASS): Use CORE_REGS.
22930 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
22931 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
22932 (REGNO_OK_FOR_INDEX_P): Exclude SP.
22933 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
22934 ARM_REGNO_OK_FOR_INDEX_P.
22935 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
22936 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
22937 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
22938 (ldm/stm peepholes): Ditto.
22939 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
22940 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
22941 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
22942 * config/arm/constraints.md: Enable "k" constraint on ARM.
22944 2008-02-27 Ben Elliston <bje@au.ibm.com>
22946 * config/rs6000/rs6000.c: Annotate cache line size field in all
22947 instances of struct processor_costs.
22949 2008-02-26 David Edelsohn <edelsohn@gnu.org>
22951 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
22952 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
22953 jump_bypass): New counters.
22954 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
22955 * dce.c (gate_ud_dce): Same.
22956 (gate_fast_dce): Same.
22957 * dse.c (gate_dse1): New function.
22958 (gate_dse2): New function.
22959 (gate_dse): Merge results of new gate functions.
22960 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
22961 (gate_handle_jump_bypass): Add dbg_cnt.
22962 (gate_handle_gcse): Add dbg_cnt.
22963 * ifcvt.c (gate_handle_if_conversion): Same.
22964 (gate_handle_if_after_combine): Same.
22965 (gate_handle_if_after_reload): Same.
22966 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
22968 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
22970 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
22972 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
22974 2008-02-26 Jason Merrill <jason@redhat.com>
22977 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
22978 alone if it's the naming decl for the type's main variant.
22980 2008-02-26 Tom Tromey <tromey@redhat.com>
22982 * system.h (USE_MAPPED_LOCATION): Poison.
22983 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
22984 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
22985 (make_goto_expr_edges): Likewise.
22986 (remove_bb): Likewise.
22987 (execute_warn_function_return): Likewise.
22988 * basic-block.h (struct edge_def) <goto_locus>: Change type to
22990 * c-common.c (fname_decl): Remove old location code.
22991 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
22993 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
22995 (ASM_INPUT_SOURCE_LOCATION): Likewise.
22996 (gen_rtx_ASM_INPUT): Likewise.
22997 (gen_rtx_ASM_INPUT_loc): Likewise.
22998 (get_rtx_asm_OPERANDS): Remove.
22999 * cfglayout.c (insn_locators_alloc): Remove old location code.
23000 (set_curr_insn_source_location): Likewise.
23001 (curr_insn_locator): Likewise.
23002 * print-tree.c (print_node): Remove old location code.
23003 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23004 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23005 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23006 location_from_locus.
23007 (construct_exit_block): Remove old location code.
23008 * emit-rtl.c (force_next_line_note): Remove old location code.
23009 * profile.c (branch_prob): Remove old location code.
23010 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23011 LOC_LINE): Remove old-location variants.
23012 * langhooks.c (lhd_print_error_function): Remove old location
23014 * configure, config.in: Rebuilt.
23015 * configure.ac (--enable-mapped-location): Remove.
23016 * c-decl.c (c_init_decl_processing): Remove old location code.
23017 (finish_function): Likewise.
23018 * recog.c (decode_asm_operands): Remove old location code.
23019 * c-pch.c (c_common_read_pch): Remove old location code.
23020 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23022 * gimple-low.c (lower_function_body): Remove old location code.
23023 * toplev.c (unknown_location): Remove.
23024 (push_srcloc): Remove old-location variant.
23025 (process_options): Remove old location code.
23026 (lang_dependent_init): Likewise.
23027 * input.h (UNKNOWN_LOCATION): Move definition.
23028 (location_t): Undeprecate.
23029 (source_locus): Remove.
23030 (location_from_locus): Remove.
23031 (struct location_s): Remove.
23032 Remove all old-location code.
23033 (input_line, input_filename): Remove.
23034 * final.c (final_scan_insn): Remove old location code.
23035 * diagnostic.c (diagnostic_build_prefix): Remove
23036 USE_MAPPED_LOCATION test.
23037 * tree.h (gimple_stmt) <locus>: Now a location_t.
23038 (tree_exp) <locus>: Likewise.
23039 (DECL_IS_BUILTIN): Remove old-location variant.
23040 (annotate_with_file_line, annotate_with_locus): Likewise.
23041 (expr_locus, set_expr_locus): Update.
23042 * tree.c (build1_stat): Remove old location code.
23043 (last_annotated_node): Remove.
23044 (annotate_with_file_line): Remove old-location variant.
23045 (annotate_with_locus): Likewise.
23046 (expr_location): Remove old location code.
23047 (set_expr_location): Likewise.
23048 (expr_has_location): Likewise.
23049 (expr_locus): Likewise.
23050 (set_expr_locus): Likewise.
23051 (expr_filename): Don't use location_from_locus.
23052 (expr_lineno): Likewise.
23053 * rtl-error.c (location_for_asm): Remove old location code.
23054 * c-lex.c (cb_line_change): Remove old location code.
23055 (fe_file_change): Likewise.
23056 (cb_def_pragma): Likewise.
23057 (c_lex_with_flags): Likewise.
23058 * gengtype.c (do_typedef): Don't special-case location types.
23059 (define_location_structures): Remove.
23060 (main): Don't call define_location_structures.
23061 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23064 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23067 * builtins.def (BUILT_IN_STDARG_START): Remove.
23068 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23069 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23070 * tree-inline.c (inline_forbidden_p_1): Likewise.
23072 2008-02-26 Richard Guenther <rguenther@suse.de>
23074 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23075 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23076 (lookup_decl_from_uid): Declare.
23077 (remove_decl_from_map): Likewise.
23078 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23079 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23080 (decl_for_uid_map): New global hashtable mapping DECL_UID
23082 (init_ttree): Allocate it.
23083 (insert_decl_to_uid_decl_map): New helper function.
23084 (make_node_stat): Insert new decls into the map.
23085 (copy_node_stat): Likewise.
23086 (lookup_decl_from_uid): New function.
23087 (remove_decl_from_map): Likewise.
23088 (print_decl_for_uid_map_statistics): New helper.
23089 (dump_tree_statistics): Call it.
23091 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23092 (referenced_var_iterator): Adjust.
23093 (FOR_EACH_REFERENCED_VAR): Adjust.
23094 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23095 (num_referenced_vars): Adjust.
23096 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23097 (first_referenced_var): Remove.
23098 (end_referenced_vars_p): Likewise.
23099 (next_referenced_var): Likewise.
23100 (referenced_var_iterator_set): New helper function.
23101 * tree-dfa.c (referenced_var_lookup): Adjust.
23102 (referenced_var_check_and_insert): Likewise.
23103 (remove_referenced_var): Likewise.
23104 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23105 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23106 (verify_call_clobbering): Likewise.
23107 (verify_memory_partitions): Likewise.
23108 (init_tree_ssa): Allocate bitmap instead of hashtable for
23110 (delete_tree_ssa): Adjust.
23111 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23112 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23113 (compute_tag_properties): Likewise.
23114 (set_initial_properties): Likewise.
23115 (find_partition_for): Likewise.
23116 (update_reference_counts): Likewise.
23117 (dump_may_aliases_for): Likewise.
23118 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23119 (add_call_clobber_ops): Likewise.
23120 (add_call_read_ops): Likewise.
23121 (get_asm_expr_operands): Likewise.
23122 * tree-into-ssa.c (dump_decl_set): Likewise.
23123 (update_ssa): Likewise.
23124 * tree-sra.c (scan_function): Likewise.
23125 (decide_instantiations): Likewise.
23126 (scalarize_parms): Likewise.
23127 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23128 (dsa_named_for): Likewise.
23129 * tree-ssa-structalias.c (update_alias_info): Likewise.
23130 (merge_smts_into): Likewise.
23132 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23135 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23136 * c-opts.c (c_common_handle_option): Wall enables
23137 Wvolatile-register-var.
23138 * common.opt: Move Wvolatile-register-var to...
23141 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23143 * common.opt (Wlarger-than=): New.
23144 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23146 * opts.c (common_handle_option): Handle -Wlarger-than=.
23147 * optc-gen.awk: Likewise.
23148 * opth-gen.awk: Likewise.
23149 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23150 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23152 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23154 * c-common.c (match_case_to_enum_1): Add appropriate
23155 OPT_W* parameter to warning.
23156 (c_do_switch_warnings): Likewise.
23157 * c-typeck.c (warning_init): Add one more parameter following
23158 'warning' function.
23159 (push_init_level): Update call to warning_init.
23160 (pop_init_level): Likewise.
23161 (add_pending_init): Likewise.
23162 (output_init_element: Likewise.
23164 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23167 * toplev.c (toplev_main): If there are warnings or error, print
23168 errors for ignored options.
23169 * opts.c (ignored_options): New static variable.
23170 (postpone_unknown_option_error): New.
23171 (print_ignored_options): New.
23172 (handle_option): Postpone errors for unknown -Wno-* options.
23173 * opts.h (print_ignored_options): Declare.
23175 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23177 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23180 2008-02-25 Richard Guenther <rguenther@suse.de>
23183 2008-02-25 Richard Guenther <rguenther@suse.de>
23185 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23186 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23187 (lookup_decl_from_uid): Declare.
23188 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23189 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23190 (decl_for_uid_map): New global hashtable mapping DECL_UID
23192 (init_ttree): Allocate it.
23193 (insert_decl_to_uid_decl_map): New helper function.
23194 (make_node_stat): Insert new decls into the map.
23195 (copy_node_stat): Likewise.
23196 (lookup_decl_from_uid): New function.
23197 (print_decl_for_uid_map_statistics): New helper.
23198 (dump_tree_statistics): Call it.
23200 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23201 (referenced_var_iterator): Adjust.
23202 (FOR_EACH_REFERENCED_VAR): Adjust.
23203 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23204 (num_referenced_vars): Adjust.
23205 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23206 (first_referenced_var): Remove.
23207 (end_referenced_vars_p): Likewise.
23208 (next_referenced_var): Likewise.
23209 (referenced_var_iterator_set): New helper function.
23210 * tree-dfa.c (referenced_var_lookup): Adjust.
23211 (referenced_var_check_and_insert): Likewise.
23212 (remove_referenced_var): Likewise.
23213 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23214 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23215 (verify_call_clobbering): Likewise.
23216 (verify_memory_partitions): Likewise.
23217 (init_tree_ssa): Allocate bitmap instead of hashtable for
23219 (delete_tree_ssa): Adjust.
23220 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23221 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23222 (compute_tag_properties): Likewise.
23223 (set_initial_properties): Likewise.
23224 (find_partition_for): Likewise.
23225 (update_reference_counts): Likewise.
23226 (dump_may_aliases_for): Likewise.
23227 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23228 (add_call_clobber_ops): Likewise.
23229 (add_call_read_ops): Likewise.
23230 (get_asm_expr_operands): Likewise.
23231 * tree-into-ssa.c (dump_decl_set): Likewise.
23232 (update_ssa): Likewise.
23233 * tree-sra.c (scan_function): Likewise.
23234 (decide_instantiations): Likewise.
23235 (scalarize_parms): Likewise.
23236 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23237 (dsa_named_for): Likewise.
23238 * tree-ssa-structalias.c (update_alias_info): Likewise.
23239 (merge_smts_into): Likewise.
23241 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23244 * doc/invoke.texi (-fcx-limited-range): Document new option.
23245 * toplev.c (process_options): Handle -fcx-fortran-rules.
23246 * common.opt: Add documentation for -fcx-fortran-rules.
23248 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23251 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23252 actual behaviour and C99.
23254 2008-02-26 Ben Elliston <bje@au.ibm.com>
23256 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23257 (ASM_CPU_POWER6_SPEC): Likewise.
23258 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23259 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23260 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23262 2008-02-25 Richard Guenther <rguenther@suse.de>
23264 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23265 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23266 (lookup_decl_from_uid): Declare.
23267 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23268 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23269 (decl_for_uid_map): New global hashtable mapping DECL_UID
23271 (init_ttree): Allocate it.
23272 (insert_decl_to_uid_decl_map): New helper function.
23273 (make_node_stat): Insert new decls into the map.
23274 (copy_node_stat): Likewise.
23275 (lookup_decl_from_uid): New function.
23276 (print_decl_for_uid_map_statistics): New helper.
23277 (dump_tree_statistics): Call it.
23279 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23280 (referenced_var_iterator): Adjust.
23281 (FOR_EACH_REFERENCED_VAR): Adjust.
23282 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23283 (num_referenced_vars): Adjust.
23284 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23285 (first_referenced_var): Remove.
23286 (end_referenced_vars_p): Likewise.
23287 (next_referenced_var): Likewise.
23288 (referenced_var_iterator_set): New helper function.
23289 * tree-dfa.c (referenced_var_lookup): Adjust.
23290 (referenced_var_check_and_insert): Likewise.
23291 (remove_referenced_var): Likewise.
23292 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23293 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23294 (verify_call_clobbering): Likewise.
23295 (verify_memory_partitions): Likewise.
23296 (init_tree_ssa): Allocate bitmap instead of hashtable for
23298 (delete_tree_ssa): Adjust.
23299 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23300 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23301 (compute_tag_properties): Likewise.
23302 (set_initial_properties): Likewise.
23303 (find_partition_for): Likewise.
23304 (update_reference_counts): Likewise.
23305 (dump_may_aliases_for): Likewise.
23306 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23307 (add_call_clobber_ops): Likewise.
23308 (add_call_read_ops): Likewise.
23309 (get_asm_expr_operands): Likewise.
23310 * tree-into-ssa.c (dump_decl_set): Likewise.
23311 (update_ssa): Likewise.
23312 * tree-sra.c (scan_function): Likewise.
23313 (decide_instantiations): Likewise.
23314 (scalarize_parms): Likewise.
23315 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23316 (dsa_named_for): Likewise.
23317 * tree-ssa-structalias.c (update_alias_info): Likewise.
23318 (merge_smts_into): Likewise.
23320 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23323 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23324 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23325 * alias.h (nonoverlapping_memrefs_p): Likewise.
23327 2008-02-25 Jan Beulich <jbeulich@novell.com>
23329 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23330 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23331 __emultls_get_address, __emultls_register_common,
23332 __floatundi?f, and _Unwind_GetIPInfo.
23333 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23334 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23335 (gen_regparm_prefix): Likewise.
23336 (i386_nlm_encode_section_info): Sync with
23337 config/i386/winnt.c:i386_pe_encode_section_info().
23338 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23339 i386_nlm_mangle_decl_assembler_name): New.
23340 (netware_override_options): New.
23341 * config/i386/netware.h (netware_override_options): Declare.
23342 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23343 (i386_nlm_mangle_decl_assembler_name): Declare.
23344 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23346 2008-02-25 Ben Elliston <bje@au.ibm.com>
23349 * c-decl.c (grokdeclarator): Remove unused local variables
23350 `typedef_type' and `type_as_written'.
23352 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23353 unused local variable `has_hot_blocks'.
23354 (fix_crossing_conditional_branches): Remove unused local variable
23357 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23359 PR middle-end/19984
23360 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23361 using DEF_C99_BUILTIN.
23362 (BUILT_IN_NANF): Ditto.
23363 (BUILT_IN_NANL): Ditto.
23365 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23366 Revital Eres <eres@il.ibm.com>
23368 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23369 regarding the order of two dependent insns in the same row.
23371 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23373 * stor-layout.c (layout_decl): Do not bump the alignment of a
23374 bit-field to more than byte alignment if it is packed.
23376 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23378 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23381 2008-02-24 Diego Novillo <dnovillo@google.com>
23383 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23386 * tree-vrp.c (vrp_evaluate_conditional): With
23387 -Wtype-limits, emit a warning when comparing against a
23388 constant outside the natural range of OP0's type.
23389 * c.opt (Wtype-limits): Move ...
23390 * common.opt (Wtype-limits): ... here.
23392 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23394 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23395 * config/rs6000/e300c2c3.md: New file.
23396 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23398 (rs6000_override_options): Add e300c2 and e300c3 cases to
23399 processor_target_table. Do not allow usage of Altivec or Spe
23400 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23401 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23402 * config/rs6000/rs6000.h (processor_type): Add
23403 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23404 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23405 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23406 and ppce300c3. Include e300c2c3.md.
23408 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23410 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23411 instead of TARGET_STRICT_ALIGN.
23413 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23415 * explow.c (memory_address): Assert that the generated address is
23418 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23421 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
23422 * config/darwin-ppc-ldouble-patch.def: New file.
23423 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
23424 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
23425 SUBTARGET_INIT_BUILTINS if defined.
23426 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
23429 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23432 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
23433 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
23435 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23438 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
23439 file" warning condtional on -Winvalid-PCH.
23441 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
23443 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
23445 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
23449 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
23450 prevent reload from using MMX registers.
23451 (*mov<mode>_internal): Ditto.
23452 (*movv2sf_internal_rex64): Ditto.
23453 (*movv2sf_internal): Ditto.
23455 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23457 PR documentation/31569
23458 * doc/install.texi2html: Use makeinfo --no-number-sections.
23460 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23462 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
23463 ensure that we can address an entire entity > 8 bytes. Don't
23464 generate reg+reg addressing for such data.
23466 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23468 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
23469 strings when optimizing for size, unless the target cares about
23472 2008-02-22 Tom Tromey <tromey@redhat.com>
23474 * regclass.c (current_pass): Remove declaration.
23476 2008-02-22 Anatoly Sokolov <aesok@post.ru>
23478 * config/avr/libgcc.S (__RAMPZ__): Define.
23479 (__do_copy_data): Add for devices with 128KB code memory.
23481 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23483 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23485 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
23487 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
23489 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
23492 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23495 * c-typeck.c (build_binary_op): Warn about floating point
23496 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
23498 2008-02-21 Janis Johnson <janis187@us.ibm.com>
23501 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
23502 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
23504 (rs6000_override_options): Set altivec_abi as default, not override,
23505 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
23506 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
23507 is used; use new member spe_abi.
23508 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
23509 spe_abi and altivec_abi.
23511 2008-02-22 Tomas Bily <tbily@suse.cz>
23513 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
23515 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23518 * config.build (build_file_translate): Set to `CMD //c' only if
23520 * Makefile.in (build_file_translate): Improve comment.
23522 2008-02-21 Jan Hubicka <jh@suse.cz>
23524 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
23525 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
23526 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
23528 2008-02-21 Michael Matz <matz@suse.de>
23531 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
23533 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
23535 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
23536 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
23537 as insn constraint.
23538 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
23539 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
23540 SSE_VEC_FLOAT_MODE_P as insn constraint.
23541 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
23542 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
23543 sse4a_movntdf using MODEF mode iterator.
23544 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
23545 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
23546 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
23547 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
23548 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
23549 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
23550 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
23552 2008-02-21 Richard Guenther <rguenther@suse.de>
23554 * tree.def (PAREN_EXPR): New tree code.
23555 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
23557 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
23558 * expr.c (expand_expr_real_1): Likewise.
23559 * tree-inline.c (estimate_num_insns_1): Likewise.
23560 * tree-complex.c (expand_complex_move): Likewise.
23561 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
23564 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23567 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
23569 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23572 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
23574 * config/sh/sh.c (find_barrier): Don't go past
23575 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
23577 2008-02-20 DJ Delorie <dj@redhat.com>
23579 * config/h8300/h8300.md (insv): Force source operand to be a register.
23581 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
23582 as a jump, not as a plain insn.
23584 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
23586 * doc/invoke.texi (Warning Options): Add new option
23587 -Wframe-larger-than=.
23588 (-Wframe-larger-than): Document.
23590 * flags.h (warn_frame_larger_than, frame_larger_than_size):
23591 Add declarations for new option variables.
23593 * final.c (final_start_function): Check the frame size
23594 before emission and issue a Wframe-larger-than warning.
23596 * opts.c (warn_frame_larger_than, frame_larger_than_size):
23597 Add definitions for new option variables.
23598 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
23600 * common.opt (Wframe-larger-than=): New option.
23602 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23604 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
23605 (<sse>_div<mode>3): Ditto.
23606 (<sse>_vmdiv<mode>3): Ditto.
23607 (<sse>_vmsqrt<mode>2): Ditto.
23608 (*smax<mode>3): Ditto.
23609 (sse5_frcz<mode>2): Ditto.
23610 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
23611 as insn constraint.
23613 2008-02-20 Richard Guenther <rguenther@suse.de>
23615 PR middle-end/35265
23616 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
23617 be happy with INTEGRAL_TYPE_P.
23619 2008-02-20 Richard Guenther <rguenther@suse.de>
23621 * fold-const.c (split_tree): Associate floatig-point expressions
23622 if flag_associative_math is set.
23624 2008-02-20 Richard Guenther <rguenther@suse.de>
23626 * tree.h (fold_real_zero_addition_p): Declare.
23627 * fold-const.c (fold_real_zero_addition_p): Export.
23628 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
23629 floating-point operations with zero and one.
23631 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
23633 * doc/install.texi: Correct references to CFLAGS, replacing them
23634 with BOOT_CFLAGS. Document flags used during bootstrap for
23637 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23639 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
23640 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
23641 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
23643 (smin<mode>3): Ditto from similar patterns.
23644 (smax<mode>3): Ditto.
23645 (*ieee_smin<mode>3): Ditto.
23646 (*ieee_smax<mode>3): Ditto.
23647 * config/i386/sse.md (sse): New mode attribute.
23648 (mov<mode>): Macroize expander from movv4sf and movv2df using
23649 SSEMODEF2P mode iterator.
23650 (<sse>_movnt<mode>): Ditto from similar patterns. Use
23651 SSE_VEC_FLOAT_MODE_P as insn constraint.
23652 (storent<mode>): Ditto.
23653 (storent<mode>): Macroize expander from storentsf and storentdf using
23654 MODEF mode iterator.
23655 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
23656 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
23657 (abs<mode>2): Ditto from similar patterns.
23658 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
23659 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
23660 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
23661 (<sse>_vmsqrt<mode>2): Ditto.
23662 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
23663 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
23664 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
23665 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
23666 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
23667 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
23668 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
23670 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
23671 iterator and SSE_FLOAT_MODE_P as insn constraint.
23672 (<sse>_ucomi): Ditto from similar patterns.
23673 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
23674 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
23675 SSE_VEC_FLOAT_MODE_P as insn constraint.
23676 (vcond<mode>): Ditto from similar patterns.
23677 (and<mode>3, *and<mode>3): Ditto.
23678 (<sse>_nand<mode>3): Ditto.
23679 (ior<mode>3, *ior<mode>3): Ditto.
23680 (xor<mode>3, *xor<mode>3): Ditto.
23681 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
23682 iterator and SSE_FLOAT_MODE_P as insn constraint.
23683 (*nand<mode>3): Ditto from similar patterns.
23684 (*ior<mode>3): Ditto.
23685 (*xor<mode>3): Ditto.
23687 2008-02-20 Ira Rosen <irar@il.ibm.com>
23689 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
23690 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
23691 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
23693 2008-02-19 Jan Hubicka <jh@suse.cz>
23695 * predict.c (tree_bb_level_predictions): Remove variable next
23696 mistakely introduced by previous commit.
23698 2008-02-19 Jan Hubicka <jh@suse.cz>
23700 * predict.c (predict_paths_leading_to): Rewrite.
23701 (predict_paths_for_bb): New.
23702 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
23704 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23707 * Makefile.in (build_file_translate): New.
23708 (gcc-vers.texi): Use it for translating $(abs_srcdir).
23709 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
23710 * configure.ac (build_file_translate): Substitute it.
23711 * configure: Regenerate.
23713 2008-02-19 Jan Hubicka <jh@suse.cz>
23715 PR rtl-optimization/34408
23716 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
23719 2008-02-19 Jan Hubicka <jh@suse.cz>
23721 PR middle-end/28779
23722 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
23725 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
23728 * config/i386/i386-modes.def: Revert the last DI alignment
23729 change until Ada people can look into it.
23731 2008-02-19 Nick Clifton <nickc@redhat.com>
23733 * opts.c (print_specific_help): Fix typo in --help text.
23735 2008-02-19 Jakub Jelinek <jakub@redhat.com>
23738 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
23739 32-bit inline asm without asm alternatives for host GCC < 3.0.
23741 2008-02-19 Richard Guenther <rguenther@suse.de>
23743 PR tree-optimization/34989
23744 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
23745 Allow propagation to INDIRECT_REF if we can simplify only.
23747 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23749 * c-common.c (warn_for_collisions_1): Use appropriate option when
23752 2008-02-19 Nick Clifton <nickc@redhat.com>
23755 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
23756 (handle_options): Fix indentation.
23757 (print_filtered_help): If no language-specific options were
23758 displayed tell the user how to list all the options supported by
23759 the language's front-end.
23760 (print_specific_help): Fix indentation and remove duplicate line.
23761 (common_handle_option): Handle the -v option.
23762 For --help enable the display of undocumented options if the -v
23763 switch has been included on the command line.
23764 For --help= check for overlaps in the arguments between the option
23765 classes and the language names and issue a warning when they
23766 cannot be disambiguated.
23767 * c.opt (v): Pass on to the common option handler.
23769 2008-02-19 Revital Eres <eres@il.ibm.com>
23771 * modulo-sched.c (sms_schedule): Change dump message when
23772 create_ddg function fails.
23773 (try_scheduling_node_in_cycle): Rename row to cycle.
23774 (print_partial_schedule): Rename CYCLE to ROW.
23776 2008-02-19 Christian Bruel <christian.bruel@st.com>
23777 Zdenek Dvorak <ook@ucw.cz>
23779 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
23781 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23784 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
23785 (*x86_movdicc_0_m1_se): Ditto.
23787 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23789 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
23790 (CMPtype): Define as __gcc_CMPtype.
23791 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
23792 (CMPtype): Define as __gcc_CMPtype.
23794 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
23796 Support valgrind 3.3 for --enable-checking=valgrind.
23797 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
23799 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
23800 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
23801 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
23802 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
23803 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
23804 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
23805 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
23807 * ggc-zone.c: Similar.
23808 * ggc-page.c: Similar.
23810 2008-02-19 Paul Brook <paul@codesourcery.com>
23813 * config/arm/ieee754-df.S: Fix do_it typo.
23814 * config/arm/ieee754-sf.S: Fix do_it typo.
23816 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23819 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
23820 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
23821 (OPTION_MASK_ISA_SSE_SET): Likewise.
23822 (OPTION_MASK_ISA_SSE2_SET): Likewise.
23823 (OPTION_MASK_ISA_SSE3_SET): Likewise.
23824 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
23825 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
23826 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
23827 (OPTION_MASK_ISA_SSE4_SET): Likewise.
23828 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
23829 (OPTION_MASK_ISA_SSE5_SET): Likewise.
23830 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
23831 (OPTION_MASK_ISA_MMX_UNSET): Updated.
23832 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
23833 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
23834 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
23835 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
23836 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
23837 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
23838 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
23839 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
23840 (OPTION_MASK_ISA_SSE4): Removed.
23841 (ix86_handle_option): Turn on bits in ix86_isa_flags and
23842 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
23843 (override_options): Don't turn on implied SSE/MMX bits in
23846 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23848 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23851 2008-02-18 Joey Ye <joey.ye@intel.com>
23853 PR middle-end/34921
23854 * tree-nested.c (insert_field_into_struct): Set type alignment
23855 to field alignment if the former is less than the latter.
23857 2008-02-18 Jakub Jelinek <jakub@redhat.com>
23859 * BASE-VER: Set to 4.4.0.
23861 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23863 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
23864 * doc/cfg.texi: Likewise.
23865 * doc/extend.texi: Likewise.
23866 * doc/gty.texi: Likewise.
23867 * doc/invoke.texi: Likewise.
23868 * doc/loop.texi: Likewise.
23869 * doc/md.texi: Likewise.
23870 * doc/passes.texi: Likewise.
23871 * doc/rtl.texi: Likewise.
23872 * doc/sourcebuild.texi: Likewise.
23873 * doc/tm.texi: Likewise.
23874 * doc/tree-ssa.texi: Likewise.
23876 2008-02-17 Richard Guenther <rguenther@suse.de>
23878 PR middle-end/35227
23879 * tree-complex.c (init_parameter_lattice_values): Handle parameters
23880 without default definition.
23882 2008-02-17 Richard Guenther <rguenther@suse.de>
23884 PR tree-optimization/35231
23885 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
23888 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
23891 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23892 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23893 libgcc_cmp_return mode.
23895 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23898 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
23900 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
23902 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
23905 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23907 * doc/c-tree.texi: Use `@.' where appropriate.
23908 * doc/extend.texi: Likewise.
23909 * doc/install.texi: Likewise.
23910 * doc/invoke.texi: Likewise.
23911 * doc/loop.texi: Likewise.
23912 * doc/makefile.texi: Likewise.
23913 * doc/md.texi: Likewise.
23914 * doc/passes.texi: Likewise.
23915 * doc/standards.texi: Likewise.
23916 * doc/tm.texi: Likewise.
23918 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23920 PR middle-end/35196
23921 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
23923 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
23924 rather than in entry_bb.
23926 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23928 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23929 libgcc_cmp_return mode.
23931 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23933 PR middle-end/35130
23934 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
23935 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
23937 2008-02-15 Richard Guenther <rguenther@suse.de>
23938 Zdenek Dvorak <ook@ucw.cz>
23940 PR tree-optimization/35164
23941 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
23942 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
23943 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23944 Only propagate addresses which do not have abnormal SSA_NAMEs
23947 2008-02-15 Joseph Myers <joseph@codesourcery.com>
23950 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
23952 2008-02-15 Jan Hubicka <jh@suse.cz>
23954 PR middle-end/35149
23955 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
23957 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23959 PR middle-end/34621
23960 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
23961 when calculating alignment_pad.
23963 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23965 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
23966 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
23967 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
23968 and STACK_BOUNDARY define.
23970 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
23972 PR preprocessor/35061
23973 * c-pragma.c (handle_pragma_pop_macro): Check that
23974 pushed_macro_table has been allocated.
23976 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
23978 PR middle-end/35136
23979 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
23980 (force_gimple_operand): Likewise.
23981 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
23982 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
23983 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
23984 (find_interesting_uses_address): Check addressability and alignment
23985 of the base expression only after substituting bases of IVs into it.
23987 2008-02-14 Michael Matz <matz@suse.de>
23990 * function.c (instantiate_virtual_regs_in_insn): Reload address
23991 before falling back to reloading the whole operand.
23993 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
23995 * config/s390/s390.c (s390_mainpool_start): Emit the pool
23996 before the first section switch note.
23998 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24000 * doc/bugreport.texi: Update copyright years.
24001 * doc/c-tree.texi: Likewise.
24002 * doc/cfg.texi: Likewise.
24003 * doc/cpp.texi: Likewise.
24004 * doc/cppinternals.texi: Likewise.
24005 * doc/fragments.texi: Likewise.
24006 * doc/frontends.texi: Likewise.
24007 * doc/gcc.texi: Likewise.
24008 * doc/gty.texi: Likewise.
24009 * doc/hostconfig.texi: Likewise.
24010 * doc/implement-c.texi: Likewise.
24011 * doc/libgcc.texi: Likewise.
24012 * doc/loop.texi: Likewise.
24013 * doc/makefile.texi: Likewise.
24014 * doc/options.texi: Likewise.
24015 * doc/passes.texi: Likewise.
24016 * doc/rtl.texi: Likewise.
24017 * doc/sourcebuild.texi: Likewise.
24018 * doc/standards.texi: Likewise.
24019 * doc/tree-ssa.texi: Likewise.
24020 * doc/trouble.texi: Likewise.
24022 * doc/extend.texi: Use @: or add comma where appropriate.
24023 * doc/invoke.texi: Likewise.
24024 * doc/tm.texi: Likewise.
24026 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24029 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24032 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24034 * doc/md.texi (clz, ctz): Add reference.
24035 * doc/rtl.texi (clz, ctz): Likewise.
24037 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24040 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24043 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24045 * config/s390/s390.c (struct constant_pool): New field
24046 emit_pool_after added.
24047 (s390_mainpool_start): Set the emit_pool_after flag according
24048 to the section switch notes.
24049 (s390_mainpool_finish): Consider emit_pool_after when emitting
24050 the literal pool at the end of the function.
24051 (s390_chunkify_start): Force literal pool splits at section
24054 2008-02-13 Michael Matz <matz@suse.de>
24057 * var-tracking.c (clobber_variable_part): Correctly traverse the
24060 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24063 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24064 Add -fdump-ipa-inline.
24065 * tree-dump.c (dump_files): Remove tree-inlined dump.
24066 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24068 2008-02-12 Richard Guenther <rguenther@suse.de>
24070 PR tree-optimization/35171
24071 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24074 2008-02-12 Richard Guenther <rguenther@suse.de>
24076 PR middle-end/35163
24077 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24078 value-preserving mode. Disallow final truncation.
24080 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24082 PR middle-end/35136
24083 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24084 code from here to...
24085 (force_gimple_operand): ...here.
24087 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24090 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24091 non-compatible pointers.
24092 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24093 different FIELD_DECLs, try harder by comparing field offsets, sizes
24096 PR inline-asm/35160
24097 * function.c (match_asm_constraints_1): Don't replace the same input
24100 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24102 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24103 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24104 (expand_epilogue): Restore RAMPZ register.
24105 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24107 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24109 * config/i386/cygwin.asm: (__alloca): Correct calling
24110 convention and alignment.
24111 (__chkstk): Force 8 byte stack alignment.
24113 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24114 Richard Guenther <rguenther@suse.de>
24116 PR tree-optimization/33992
24117 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24118 the zero we compare against.
24120 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24122 PR libfortran/35063
24123 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24124 to CloseHandle after unlocking to prevent accumulation of handle
24127 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24129 PR middle_end/34150
24130 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24131 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24132 and update LABEL_NUSES during and after reload.
24134 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24136 PR middle-end/34627
24137 * combine.c (simplify_if_then_else): Make sure the comparison is
24138 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24140 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24143 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24144 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24145 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24146 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24147 * tree.h (get_type_static_bounds): Likewise.
24149 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24151 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24152 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24153 Make -Wfoo language annotations match what the compiler outputs.
24155 2008-02-08 Sa Liu <saliu@de.ibm.com>
24157 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24158 intrinsics spu_convts, spu_convtu, spu_convtf.
24160 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24162 * doc/extend.texi (Function Attributes) <noinline>: Mention
24163 asm ("") as method to keep calls.
24165 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24168 * doc/options.texi (Options): Replace references to opts.sh with
24170 * opts-common.c: Likewise.
24171 * optc-gen.awk: Likewise.
24173 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24175 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24177 2008-02-07 Richard Henderson <rth@redhat.com>
24180 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24181 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24184 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24186 PR tree-optimization/35085
24187 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24188 for operand entry oe2 in addition to operand entry oe3 in order to
24189 expose more opportunities for vectorizer sum reduction.
24191 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24194 * Makefile.in (LIBS): Remove $(GMPLIBS).
24195 (cc1-dummy, cc1): Add $(GMPLIBS).
24197 2008-02-06 Jan Hubicka <jh@suse.cz>
24200 * i386.md (moddf_integer): Do not produce partial memory stalls for
24201 targets where it hurts.
24203 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24206 * optabs.c (expand_float): Do not check for decimal modes when
24207 expanding unsigned integer through signed conversion.
24209 2008-02-06 Nick Clifton <nickc@redhat.com>
24211 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24212 inside the clobber with a match_operand and duplicated operand
24213 number in the constraint.
24214 (ineqbranchsi): Delete redundant comment.
24216 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24218 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24219 builtin_define ("__USE_INIT_FINI__").
24220 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24222 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24224 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24226 PR documentation/30330
24227 * doc/invoke.texi (C++ Dialect Options)
24228 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24229 For each warning option -Wfoo that allows -Wno-foo, ensure both
24230 -Wfoo and -Wno-foo are listed in the option index. Fix index
24231 entry of -Wswitch-default, index -Wnormalized= including the
24232 `=', and -Wlarger-than-@var{len} including @var{len}.
24234 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24236 * config/i386/i386.md (floatunssisf2): Use
24237 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24238 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24239 Macroize expander using MODEF mode iterator.
24241 2008-02-05 Diego Novillo <dnovillo@google.com>
24243 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24246 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24248 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24251 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24253 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24256 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24257 to indicate if a message should be generated.
24258 (init_cumulative_args): Updated.
24259 (function_value_32): Likewise.
24261 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24263 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24265 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24268 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24269 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24271 2008-02-04 Diego Novillo <dnovillo@google.com>
24273 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24276 * tree-vrp.c (vrp_evaluate_conditional): With
24277 -Wtype-limits, emit a warning when comparing against a
24278 constant outside the natural range of OP0's type.
24280 2008-02-04 Richard Guenther <rguenther@suse.de>
24282 PR middle-end/33631
24283 * expr.c (count_type_elements): Give for unions instead of
24286 2008-02-04 Richard Guenther <rguenther@suse.de>
24288 PR middle-end/35043
24289 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24290 to TYPE_DOMAINs base type instead of using bitsizetype here.
24292 2008-02-03 Jason Merrill <jason@redhat.com>
24294 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24296 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24299 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24300 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24301 (RS/6000 and PowerPC Options): Fix typos and markup.
24302 * doc/passes.texi (Tree-SSA passes): Likewise.
24304 2008-02-02 Michael Matz <matz@suse.de>
24307 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24308 from record_last_reg_set_info.
24309 (record_last_reg_set_info): Take an RTX argument, iterate over all
24310 constituent hardregs.
24311 (record_last_set_info, record_opr_changes): Change calls to
24312 new signature or to record_last_reg_set_info_regno.
24314 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24316 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24318 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24320 PR rtl-optimization/34773
24321 * reg-notes.def (EQUAL): Mention significance of combination of
24322 REG_EQUAL and REG_RETVAL.
24323 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24324 insn that has a REG_RETVAL.
24326 2008-02-01 Roger Sayle <roger@eyesopen.com>
24329 * configure.ac (--enable-fixed-point): Disable unless explicitly
24331 * configure: Regenerate.
24333 2008-02-01 Richard Guenther <rguenther@suse.de>
24336 * invoke.texi (-finline-limit): Remove no longer true parts
24337 of the documentation. Note that there is no default value.
24339 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24340 Mark Mitchell <mark@codesourcery.com>
24341 Ben Elliston <bje@au.ibm.com>
24344 * doc/extend.texi (Other Builtins): Document.
24346 2008-01-31 Tom Browder <tom.browder@gmail.com>
24348 * doc/c-tree.texi (Types): Fix grammar.
24349 (Expression trees): Ditto.
24350 * doc/passes.texi (Tree-SSA passes): Ditto.
24352 * doc/configterms.texi (Configure Terms): Fix typo.
24353 * doc/cpp.texi (Common Predefined Macros): Ditto.
24354 * doc/md.texi (Machine Constraints): Ditto.
24356 * doc/makefile.texi (Makefile): Add comma.
24358 2008-01-31 Tom Browder <tom.browder@gmail.com>
24359 Gerald Pfeifer <gerald@pfeifer.com>
24361 * doc/sourcebuild.texi (Front End): Remove references to CVS
24362 and CVSROOT/modules.
24363 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24364 (Back End): Remove reference to CVS.
24366 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24369 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24371 (mips16_gp_pseudo_reg): ...here.
24372 * config/mips/mips.md (load_const_gp): Replace with...
24373 (load_const_gp_<mode>): ...this :P-based insn.
24375 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24377 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24378 options. Minor fixes.
24379 (-std): Move reference to standards closer to where language
24380 standards are first mentioned.
24382 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24384 PR rtl-optimization/34995
24385 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24386 parameter and return a bool. If the rtx parameter is nonnull,
24387 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24388 (find_reloads): Update call accordingly. Pass the new operand
24389 if it needed no address reloads, otherwise pass null.
24391 2008-01-30 Richard Henderson <rth@redhat.com>
24394 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24395 for unbounded arrays.
24397 2008-01-30 Silvius Rus <rus@google.com>
24399 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24401 2008-01-30 Jan Hubicka <jh@suse.cz>
24404 * i386.c (init_cumulative_args): Use real function declaration when
24407 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24409 PR rtl-optimization/34998
24410 * global.c (build_insn_chain): Treat non-subreg_lowpart
24411 SUBREGs of pseudos as clobbering all the words covered by the
24412 SUBREG, not just all the bytes.
24413 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24414 original df_ref rather than an extract parameter.
24415 (global_conflicts): Update call accordingly.
24417 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
24419 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
24420 the overflow check to make it easier to read.
24421 (__fixtfdi): Change the type of the ll member in union
24422 long_double to UDItype_x.
24424 2008-01-30 Jakub Jelinek <jakub@redhat.com>
24426 PR middle-end/34969
24427 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
24428 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
24429 * tree-inline.c (fold_marked_statements): Call
24430 cgraph_update_edges_for_call_stmt if folding a call statement.
24431 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
24432 debug_generic_stmt calls, reset it back afterwards.
24435 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
24437 * c-typeck.c (build_external_ref): Don't pedwarn about
24438 static vars in current function's scope.
24440 2008-01-29 Joseph Myers <joseph@codesourcery.com>
24442 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
24444 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
24447 * ipa-struct-reorg.c: Fix spelling.
24448 * params.def: Ditto.
24450 2008-01-29 Richard Guenther <rguenther@suse.de>
24452 PR middle-end/35006
24453 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
24455 * tree-inline.c (remap_type): Increment remapping_type_depth
24456 around remapping types.
24457 (copy_body_r): Only add referenced variables if they are referenced
24458 from code, not types.
24460 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
24471 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
24472 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
24474 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
24477 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
24478 pointer for tiny stack.
24480 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24482 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
24484 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24486 * config/vx-common.h: Fix typo in comment.
24488 2008-01-28 Ian Lance Taylor <iant@google.com>
24492 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
24493 coalesce pointers if they have different DECL_NO_TBAA_P values.
24494 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
24495 between variables with different DECL_NO_TBAA_P values.
24497 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
24500 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
24501 are not legitimate small data references on SPE targets.
24503 2008-01-28 David Daney <ddaney@avtrex.com>
24505 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
24507 2008-01-28 David Daney <ddaney@avtrex.com>
24509 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
24511 2008-01-27 Joseph Myers <joseph@codesourcery.com>
24513 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
24514 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
24515 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
24516 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
24517 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
24518 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
24519 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
24520 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
24522 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24524 * basic-block.h (condjump_equiv_p): Fix comment.
24526 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24528 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
24529 print_generic_stmt_indented): Fix comment.
24531 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24533 * configure.ac (__stack_chk_fail): Add detecion for availability
24534 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
24535 * configure: Regenerate.
24537 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
24539 PR middle-end/34688
24540 * final.c (output_addr_const): Handle TRUNCATE.
24542 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
24545 * tree-ssa-loop-ivopts.c (comp_cost): New type.
24546 (zero_cost, infinite_cost): New constants.
24547 (struct cost_pair): Change type of cost to comp_cost.
24548 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
24549 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
24551 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
24552 split_address_cost, ptr_difference_cost, difference_cost,
24553 get_computation_cost_at, get_computation_cost,
24554 determine_use_iv_cost_generic, determine_use_iv_cost_address,
24555 determine_use_iv_cost_condition, determine_use_iv_costs,
24556 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
24557 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
24558 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
24559 Change type of cost to comp_cost.
24560 (determine_iv_cost): Increase cost of non-original ivs, instead
24561 of decreasing the cost of original ones.
24562 (get_address_cost): Indicate the complexity of the addressing mode
24564 (try_add_cand_for): Prefer using ivs not specific to some object.
24565 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
24567 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
24568 Janis Johnson <janis187@us.ibm.com>
24571 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
24572 (TARGET_INSTANTIATE_DECLS): Likewise.
24573 * target.h (expand_to_rtl_hook): New target hook.
24574 (instantiate_decls): Likewise.
24575 * function.c (instantiate_decl): Make non-static. Rename to...
24576 (instantiate_decl_rtl): ... this.
24577 (instantiate_expr): Use instantiate_decl_rtl.
24578 (instantiate_decls_1): Likewise.
24579 (instantiate_decls): Likewise.
24580 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
24581 * function.h (instantiate_decl_rtl): Add prototype.
24582 * cfgexpand.c (target.h): New include.
24583 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
24584 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
24585 (TARGET_INSTANTIATE_DECLS): Likewise.
24586 (TARGET_INITIALIZER): New target hooks added.
24587 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
24589 * config/rs6000/rs6000.c (tree-flow.h): New include.
24590 (machine_function): Add sdmode_stack_slot field.
24591 (rs6000_alloc_sdmode_stack_slot): New function.
24592 (rs6000_instantiate_decls): Likewise.
24593 (rs6000_secondary_memory_needed_rtx): Likewise.
24594 (rs6000_check_sdmode): Likewise.
24595 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
24596 (TARGET_INSTANTIATE_DECLS): Likewise.
24597 (rs6000_hard_regno_mode_ok): Allow SDmode.
24598 (num_insns_constant): Likewise. Handle _Decimal32 constants.
24599 (rs6000_emit_move): Handle SDmode.
24600 (function_arg_advance): Likewise.
24601 (function_arg): Likewise.
24602 (rs6000_gimplify_va_arg): Likewise. Add special handling of
24603 SDmode var args for 32-bit compiles.
24604 (rs6000_secondary_reload_class): Handle SDmode.
24605 (rs6000_output_function_epilogue): Likewise.
24606 (rs6000_function_value): Simplify if statement.
24607 (rs6000_libcall_value): Likewise.
24608 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
24609 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
24610 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
24611 (movsd_hardfloat): New define_insn.
24612 (movsd_softfloat): Likewise.
24613 (movsd_store): Likewise.
24614 (movsd_load): Likewise.
24615 (extendsddd2): Likewise.
24616 (extendsdtd2): Likewise.
24617 (truncddsd2): Likewise.
24618 (movdd_hardfloat64): Fixup comment.
24619 (UNSPEC_MOVSD_LOAD): New constant.
24620 (UNSPEC_MOVSD_STORE): Likewise.
24622 2008-01-26 Jakub Jelinek <jakub@redhat.com>
24625 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
24627 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
24628 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
24629 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
24630 and TRUTH_XOR_EXPR.
24632 2008-01-26 David Edelsohn <edelsohn@gnu.org>
24635 * config.gcc: Separate AIX 5.3 from AIX 6.1.
24636 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24637 __LONGDOUBLE128 too.
24638 * config/rs6000/aix61.h: New file.
24640 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24642 PR rtl-optimization/34959
24643 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
24644 popcount and parity rtxes the same mode as their operand.
24645 Truncate or extend the result to the return value's mode
24648 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24651 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
24652 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
24653 to GOT_VERSION_REGNUM.
24654 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
24655 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
24656 * config/mips/mips.c (mips_emit_call_insn): New function.
24657 (mips_call_tls_get_addr): Call mips_expand_call directly.
24658 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
24660 (mips16_build_call_stub): Likewise. Return the call insn or null.
24661 (mips_expand_call): Update the call to mips16_build_call_stub
24662 accordingly and a remove redundant condition. Assert that MIPS16
24663 stubs do not use lazy binding. Use mips_emit_call_insn and return
24665 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
24667 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
24668 (mips_avoid_hazard): Remove hazard_set handling.
24669 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
24670 (UNSPEC_RESTORE_GP): ...this.
24671 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
24672 (FAKE_CALL_REGNO): Rename to...
24673 (GOT_VERSION_REGNUM): ...this.
24674 (type): Add "ghost" value. Add an associated insn reservation.
24675 (hazard_set): Remove.
24676 (exception_receiver): Rename to...
24677 (restore_gp): ...this and update the unspec identifier accordingly.
24678 (exception_receiver, nonlocal_got_receiver): New expanders.
24679 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
24680 FAKE_CALL_REGNO. Remove hazard_set attribute.
24681 (set_got_version, update_got_version): New patterns.
24683 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
24686 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
24688 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24691 * doc/install.texi2html: Generate gcc-vers.texi.
24693 2008-01-25 DJ Delorie <dj@redhat.com>
24695 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
24697 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24699 * config/c4x: Remove directory.
24700 * config.gcc (crx-*, mt-*): Mark obsolete.
24701 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
24702 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
24703 sh-*-rtemscoff*): Remove cases.
24704 * defaults.h (C4X_FLOAT_FORMAT): Remove.
24705 * real.c (encode_c4x_single, decode_c4x_single,
24706 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
24707 c4x_extended_format): Remove.
24708 * real.h (c4x_single_format, c4x_extended_format): Remove.
24709 * doc/extend.texi (interrupt, naked): Remove mention of attributes
24711 (Pragmas): Remove comment about c4x pragmas.
24712 * doc/install.texi (c4x): Remove target-specific instructions.
24713 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
24714 * doc/md.texi (Machine Constraints): Remove C4x documentation.
24715 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
24716 refer to C4x source files as examples.
24717 (C4X_FLOAT_FORMAT): Remove documentation.
24719 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
24721 * config/bfin/bfin.c (override_options): Reorder tests so that
24722 flag_pic gets enabled for -msep-data.
24724 2008-01-25 Richard Guenther <rguenther@suse.de>
24726 PR middle-end/32244
24727 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
24728 to its bitfield precision if required.
24730 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24732 PR middle-end/33880
24733 * tree-nested.c (walk_omp_for): New function.
24734 (convert_nonlocal_reference, convert_local_reference): Call
24735 walk_omp_for on OMP_FOR.
24736 (convert_call_expr): Call walk_body on OMP_FOR's
24737 OMP_FOR_PRE_INIT_BODY.
24739 2008-01-25 Richard Guenther <rguenther@suse.de>
24741 PR tree-optimization/34966
24742 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
24743 default defs and PHI_NODEs we have to insert after the
24744 defining statement.
24746 2008-01-24 Nick Clifton <nickc@redhat.com>
24748 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
24749 Provide a default definition.
24750 (LIBGCC2_UNITS_PER_WORD): Likewise.
24752 * config/stormy16/stormy16.c: Include df.h for the prototype
24753 for df_regs_ever_live_p.
24754 (xstormy16_expand_builtin_va_start): Convert the stack offset
24755 into a component_ref and then use POINTER_PLUS_EXPR to add it
24756 to the incoming_virtual_args_rtx.
24757 (xstormy16_gimplify_va_arg_expr): Rename to
24758 xstormy16_gimplify_va_arg_expr.
24759 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
24760 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
24761 xstormy16_gimplify_va_arg_expr.
24762 Fix up some formatting issues.
24764 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
24765 Move to predicates.md.
24766 (xs_hi_general_operand): Likewise.
24767 (xs_hi_nonmemory_operand): Likewise.
24768 * config/stormy16/predicates.md:
24769 (xstormy16_carry_plus_operand): New predicate.
24770 (xs_hi_general_operand): New predicate.
24771 (xs_hi_nonmemory_operand): New predicate.
24772 * config/stormy16/stormy16-protos.h:
24773 (xstormy16_carry_plus_operand): Delete prototype.
24774 (xs_hi_general_operand): Likewise.
24775 (xs_hi_nonmemory_operand): Likewise.
24777 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
24778 modifiers as they are no longer needed and they can trigger
24779 reload spill failures.
24781 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
24782 with a match_operand in order to help reload.
24784 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
24785 constraint with 'e' for the 8th alternative as this version of
24786 the mov.w instruction only accepts the lower 8 registers.
24788 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
24791 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
24792 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
24795 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24797 PR middle-end/33333
24798 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
24800 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24802 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
24804 (remove_structure): Update allocations list before removing structure.
24806 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24808 * ipa-struct-reorg.c (is_safe_cond_expr,
24809 create_new_stmts_for_cond_expr): Use integer_zerop function,
24810 that recognize not only zero-pointer, but zero-integer too.
24812 2008-01-25 Ben Elliston <bje@au.ibm.com>
24815 * fixproto: Escape "." in sed expression that strips leading "./".
24817 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
24820 * gcc.c (SWITCH_OK): Removed.
24821 (SWITCH_LIVE): Changed to bit.
24822 (SWITCH_FALSE): Likewise.
24823 (SWITCH_IGNORE): Likewise.
24824 (switchstr): Change live_cond to unsigned int.
24825 (process_command): Replace SWITCH_OK with 0.
24826 (do_self_spec): Likewise.
24827 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
24828 (give_switch): Likewise.
24829 (used_arg): Likewise.
24830 (do_spec_1): Set the SWITCH_IGNORE bit.
24831 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
24832 bits. Set the SWITCH_LIVE bit.
24834 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24836 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
24838 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
24840 PR tree-optimization/34472
24841 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
24842 parameter to a "bool *" and set *DATA to false if there is
24843 an unsafe access. Do not delete the structure here.
24844 (check_cond_exprs): Delete it here instead.
24845 (check_cond_exprs, exclude_cold_structs): Do not increase
24846 I when removing a structure.
24848 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
24851 * config/i386/i386.c (ix86_expand_vector_init): Consider only
24852 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
24854 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
24856 PR middle-end/34934
24857 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
24858 a fixed vector for stack.
24860 2008-01-24 Ben Elliston <bje@au.ibm.com>
24863 * doc/gcc.texi (Software development): Add a direntry for g++.
24865 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
24867 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
24868 stale and straggling -fforce-addr comments above.
24870 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
24872 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
24873 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
24875 2008-01-23 Michael Matz <matz@suse.de>
24878 * dwarf2out.c (force_type_die): Use modified_type_die instead of
24881 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
24883 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
24884 malloc result type.
24886 2008-01-23 Anatoly Sokolov <aesok@post.ru>
24888 * config/avr/avr.c (avr_current_arch): New variable.
24889 (avr_arch_types): Add 'avr31' and 'avr51' entries.
24890 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
24891 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
24892 (avr_override_options): Init 'avr_current_arch'.
24893 (base_arch_s): Move from here...
24894 * config/avr/avr.h (base_arch_s): ... here. Add new members
24895 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
24896 'mega' to 'have_jmp_call'.
24897 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
24898 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
24900 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
24902 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
24903 MULTILIB_MATCHES): Ditto.
24905 2008-01-23 Richard Guenther <rguenther@suse.de>
24907 PR middle-end/31529
24908 * cgraphunit.c (cgraph_reset_node): Always mark the node
24909 not reachable if it is not queued already.
24911 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
24913 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
24914 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
24915 (cputype_selected): New static variable.
24916 (bfin_handle_option): Set it if -mcpu is used.
24917 (override_option): Select default set of workarounds if no cpu type
24918 selected on the command line.
24919 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
24921 From Michael Frysinger <michael.frysinger@analog.com>
24922 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
24923 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
24925 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
24926 for bf547, bf523, bf524, and bf526.
24927 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
24929 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
24930 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
24931 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
24932 __ADSPBF547__ and __ADSPBF54x__ for bf547.
24933 * doc/invoke.texi (Blackfin Options): Document that
24934 -mcpu now accept bf547, bf523, bf524, and bf526.
24936 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
24938 PR rtl-optimization/34628
24939 * combine.c (try_combine): Stop and undo after the first combination
24940 if an autoincrement side-effect on the first insn has effectively
24943 2008-01-22 David Edelsohn <edelsohn@gnu.org>
24946 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
24947 Offset addresses are not valid for Altivec or paired float modes.
24949 2008-01-22 Jakub Jelinek <jakub@redhat.com>
24952 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
24953 if DECL_INITIAL (decl) is error_mark_node.
24956 * c-common.c (handle_vector_size_attribute): Only allow
24957 integral, scalar float and fixed point types. Handle OFFSET_TYPE
24958 the same way as pointer, array etc. types.
24959 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
24962 * tree.c (build_type_attribute_qual_variant): Call
24963 build_qualified_type if attributes are equal, but quals are not.
24965 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24968 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
24969 * flags.h (warn_strict_aliasing): Remove.
24970 (warn_strict_overflow): Remove.
24971 * opts.c (warn_strict_aliasing): Remove.
24972 (warn_strict_overflow): Remove.
24973 * c-opts.c (c_common_handle_option): -Wall only sets
24974 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
24975 (c_common_post_options): Give default values to -Wstrict-aliasing
24976 and -Wstrict-overflow if they are uninitialized.
24977 * common.opt (Wstrict-aliasing): Specify Var and Init.
24978 (Wstrict-overflow): Likewise.
24980 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
24982 PR rtl-optimization/26854
24983 PR rtl-optimization/34400
24984 PR rtl-optimization/34884
24985 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
24987 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
24988 (df_rd_bb_info.expanded_lr_out): Deleted
24989 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
24990 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
24991 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24992 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24993 Removed code to allocate, initialize or free expanded_lr_out.
24994 (df_rd_bb_local_compute_process_def): Restructured to make more
24996 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
24997 sets if the sets are being trimmed.
24999 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25002 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25003 (as_vers): Likewise.
25004 * configure: Regenerated.
25006 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25008 PR middle-end/33092
25009 * tree-pass.h (pass_build_alias): New pass.
25010 * tree-ssa-alias.c (gate_build_alias): New.
25011 (pass_build_alias): New.
25012 * passes.c (init_optimization_passes): Add pass_build_alias after
25013 pass_create_structure_vars.
25015 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25017 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25018 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25019 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25020 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25021 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25022 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25023 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25024 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25025 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25026 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25027 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25028 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25029 * config/s390/s390.md (FP_ALL): New mode iterator.
25030 (_d): New mode attribute.
25031 ("*signbit<mode>2>"): Changed mode of first operand.
25032 ("isinf<mode>2"): Changed mode of first operand.
25033 ("*TDC_insn"): Adaptation for DFP modes.
25035 2008-01-22 Ben Elliston <bje@au.ibm.com>
25037 * tree.c (check_qualified_type): Improve function description.
25039 2008-01-21 Jason Merrill <jason@redhat.com>
25042 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25043 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25046 2008-01-21 DJ Delorie <dj@redhat.com>
25048 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25051 2008-01-21 Richard Guenther <rguenther@suse.de>
25053 PR middle-end/34856
25054 * tree-cfg.c (verify_expr): Allow all invariant expressions
25055 instead of just constant class ones as reference argument.
25056 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25057 like any other constant.
25058 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25060 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25062 * regmove.c (fixup_match_1): Update call crossed frequencies.
25064 2008-01-21 Richard Guenther <rguenther@suse.de>
25067 * tree-inline.c (setup_one_parameter): Deal with mismatched
25068 types using a VIEW_CONVERT_EXPR.
25070 2008-01-21 Alon Dayan <alond@il.ibm.com>
25071 Olga Golovanevsky <olga@il.ibm.com>
25073 PR tree-optimization/34701
25074 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25075 when the structure size is not a power of 2.
25077 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25079 * doc/install.texi: Add doc for --enable-checking=df.
25081 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25083 PR rtl-optimization/34808
25084 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25086 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25088 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25091 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25093 PR rtl-optimization/26854
25094 PR rtl-optimization/34400
25095 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25097 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25098 (df_rd_bb_info.expanded_lr_out): New.
25099 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25100 * loop_iv.c (iv_analysis_loop_init): Ditto.
25101 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25102 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25103 Added code to allocate, initialize or free expanded_lr_out.
25104 (df_rd_bb_local_compute_process_def): Restructured to make
25105 more understandable.
25106 (df_rd_confluence_n): Add code to do nothing with fake edges and
25107 code to no apply invalidate_by_call sets if the sets are being trimmed.
25108 (df_lr_local_finalize): Renamed to df_lr_finalize.
25109 (df_live_local_finalize): Renamed to df_live_finalize.
25111 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25114 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25115 deciding whether to use reciprocal instructions.
25117 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25119 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25120 dwarf2out_note_section_used if cold_text_section is NULL.
25122 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25124 PR gcov-profile/34610
25125 * tree-cfg.c (make_edges): Mark both outgoing edges from
25126 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25127 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25128 from OMP_FOR and OMP_CONTINUE outgoing edges.
25130 * tree-profile.c (tree_profiling): Return early if
25131 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25133 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25134 from cfun to child_cfun.
25135 * function.h (struct function): Add after_tree_profile bit.
25137 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25139 * config/avr/avr.S (_exit): Disable interrupt.
25141 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25142 Steven Bosscher <stevenb.gcc@gmail.com>
25144 PR rtl-optimization/26854
25145 PR rtl-optimization/34400
25146 * df-problems.c (df_live_scratch): New scratch bitmap.
25147 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25148 (df_live_reset): Clear the proper bitmaps.
25149 (df_live_bb_local_compute): Only process the artificial defs once
25150 since the order is not important.
25151 (df_live_init): Init the df_live sets only with the variables
25152 found live by df_lr.
25153 (df_live_transfer_function): Use the df_lr sets to prune the
25154 df_live sets as they are being computed.
25155 (df_live_free): Free df_live_scratch.
25157 2008-01-18 Ian Lance Taylor <iant@google.com>
25159 * common.opt: Add fmerge-debug-strings.
25160 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25161 flag_merge_debug_strings rather than flag_merge_constants.
25162 * doc/invoke.texi (Option Summary): Mention
25163 -fmerge-debug-strings.
25164 (Debugging Options): Document -fmerge-debug-strings.
25166 2008-01-18 Ian Lance Taylor <iant@google.com>
25169 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25170 (struct tree_function_decl): Add new field operator_new_flag.
25171 * tree-inline.c (expand_call_inline): When inlining a call to
25172 operator new, force the return value to go into a variable, and
25173 set DECL_NO_TBAA_P on that variable.
25174 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25176 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25179 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25180 DWARF2_DEBUGGING_INFO.
25181 (dwarf2out_note_section_used): Ditto. Add prototype.
25182 (have_multiple_function_sections, text_section_used,
25183 cold_text_section_used, *cold_text_sections): Move declarations
25186 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25188 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25189 field and add signal_ra.
25190 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25191 assignments to frame state pc. Move end of stack check after
25192 MD_FALLBACK_FRAME_STATE_FOR.
25193 (uw_update_context_1): Use frame state signal_regs if set, instead
25194 of checking signal_frame flag.
25195 (uw_update_context): Use frame state signal_ra if set.
25196 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25197 * config/xtensa/linux-unwind.h: New file.
25199 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25201 * modulo-sched.c (get_sched_window): Fix comment typo.
25203 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25205 PR tree-optimization/34648
25206 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25208 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25210 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25211 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25213 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25215 PR rtl-optimization/34400
25216 * df-core.c (df_worklist_dataflow_overeager,
25217 df_worklist_dataflow_doublequeue): New functions.
25218 (df_worklist_dataflow): Two different worklist solvers.
25219 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25222 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25225 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25226 and ftree-parallelize-loops.
25228 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25230 PR rtl-optimization/34826
25231 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25233 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25235 * global.c (find_reg): Mark the eh regs as used if necessary.
25236 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25237 * ra.h (struct allocno): no_eh_reg field added. Changed
25238 no_stack_reg type to bitfield.
25240 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25242 * tree.c (substitute_in_expr): Add missing 'break'.
25244 2008-01-17 Richard Guenther <rguenther@suse.de>
25246 PR tree-optimization/34825
25247 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25248 x / x as division to handle.
25250 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25252 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25253 "-pthread" is specified.
25254 * pa-hpux11.h (LIB_SPEC): Likewise.
25256 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25257 Peter Bergner <bergner@vnet.ibm.com>
25259 PR rtl-optimization/33796
25260 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25262 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25264 PR libgfortran/34699
25265 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25267 * pa-hpux10.h (LINK_SPEC): Likewise.
25268 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25270 2008-01-16 Richard Guenther <rguenther@suse.de>
25272 PR middle-end/32628
25273 * fold-const.c (fold_convert_const_int_from_int): Do not
25274 set overflow if that occured only because of a sign extension
25275 change when converting from/to a sizetype with the same
25276 precision and signedness.
25278 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25281 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25282 location address to the correct place. Update copyright year.
25284 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25286 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25287 no dependences in the dependence_relations vector.
25289 2008-01-16 Jan Hubicka <jh@suse.cz>
25291 PR rtl-optimization/31396
25292 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25293 * cfg.c (dump_reg_info): Print it.
25294 * regs.h (struct reg_info_t): add freq_calls_crossed.
25295 (REG_FREQ_CALLS_CROSSED): New macro.
25296 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25297 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25298 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25299 regmove_optimize): Update call crossed frequencies.
25300 * local-alloc.c (struct qty): Add freq_calls_crossed.
25301 (alloc_qty): Copute freq_calls_crossed.
25302 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25303 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25304 * ra.h (struct allocno): Add freq_calls_crossed.
25306 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25308 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25309 libgomp when compiling with ftree-parallelize-loops.
25310 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25312 2008-01-16 Richard Guenther <rguenther@suse.de>
25314 PR tree-optimization/34769
25315 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25316 * tree.c (int_cst_value): Instead make this function more
25317 permissive in what it accepts as valid input. Document this
25318 function always sign-extends the value.
25320 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25321 Richard Guenther <rguenther@suse.de>
25324 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25325 (gimple_fold_indirect_ref_rhs): ... this.
25326 (gimple_fold_indirect_ref): New function with foldings
25327 that preserve lvalueness.
25328 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25329 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25330 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25331 to fold an INDIRECT_REF, fall back to the old use of
25332 fold_indirect_ref_1.
25334 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25336 * tree-data-ref.c (subscript_dependence_tester_1): Call
25337 free_conflict_function.
25338 (compute_self_dependence): Same.
25340 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25343 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25344 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25346 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25347 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25348 for DWARF2_UNWIND_INFO targets.
25350 2008-01-16 Richard Guenther <rguenther@suse.de>
25353 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25354 type qualifiers for function types.
25356 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25358 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25359 loop_iterator li from previous commit.
25361 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25363 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25365 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25367 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25368 (parallelize_loops): Don't parallelize irreducible components.
25370 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25373 * c-opts (c_common_post_options): Do not enable CPP
25374 flag_pedantic_errors by default.
25376 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25378 PR rtl-optimization/31944
25379 * cse.c (remove_pseudo_from_table): New function.
25380 (merge_equiv_classes): Use above function to remove pseudo-registers.
25381 (invalidate): Likewise.
25383 2008-01-13 Richard Guenther <rguenther@suse.de>
25385 PR middle-end/34601
25386 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25387 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25389 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25391 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25392 validate_change to unshare the source of the PC set.
25394 2008-01-12 Jan Hubicka <jh@suse.cz>
25396 PR middle-end/32135
25397 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25398 references above array bounds. This might trigger bounds checks for
25399 pointers to arrays.
25401 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25403 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25404 new_replaceable_dependencies.
25406 2008-01-12 Doug Kwan <dougkwan@google.com>
25408 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25409 instead of OPT_Wreturn_type in warning due to ignored return type
25411 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25412 options included in -Wextra.
25413 * c.opt: New option -Wignored_qualifiers.
25414 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25415 -Wignore_qualifiers.
25416 (-Wignored-qualifiers): Document.
25417 (-Wreturn-type): Remove description of functionality now handled
25418 by -Wignored-qualifiers.
25420 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
25423 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
25424 NOP_EXPR if it is between integral types with the same precision.
25426 2008-01-12 Jan Hubicka <jh@suse.cz>
25429 * invoke.texi (max-inline-recursive-depth): Fix default value.
25431 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
25433 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
25436 2008-01-11 Bob Wilson <bob.wilson@acm.org>
25438 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
25440 2008-01-11 James E. Wilson <wilson@specifix.com>
25443 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
25445 2008-01-11 Anatoly Sokolov <aesok@post.ru>
25447 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
25448 save/restore frame pointer register and don't use 'call-prologues'
25449 optimization in function with "OS_task" attribute.
25451 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
25453 PR middle-end/31309
25454 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
25455 when copying to memory.
25457 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
25459 PR rtl-optimization/30905
25460 * cfgcleanup.c: Include dce.h
25461 (crossjumps_occured): New global variable.
25462 (try_crossjump_bb): Exit loop after finding a fallthru edge.
25463 If something changed, set crossjumps_occured to true.
25464 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
25465 Don't add/remove fake edges to exit here...
25466 (cleanup_cfg): ...but do it here, when crossjumping.
25467 Run a fast DCE when successful crossjumps occured in the latest
25468 iteration of try_optimize_cfg.
25470 2008-01-11 Richard Guenther <rguenther@suse.de>
25472 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
25473 (struct vn_unary_op_s): Likewise.
25474 (vn_reference_insert): Free old reference on hash collision.
25476 2008-01-10 Raksit Ashok <raksit@google.com>
25478 PR rtl-optimization/27971
25479 * combine.c (find_split_point): Split PLUS expressions which are
25480 inside a MEM rtx, and whose first operand is complex.
25482 2008-01-10 DJ Delorie <dj@redhat.com>
25484 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
25485 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
25486 (m32c_hard_regno_ok): Call the underlying function.
25488 2008-01-10 Richard Guenther <rguenther@suse.de>
25490 PR middle-end/34683
25491 * tree-cfg.c (tree_merge_blocks): Do not go through the
25492 full-blown folding and stmt updating path if we just deal
25493 with virtual operands.
25494 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
25495 test for abnormal SSA_NAMEs.
25497 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
25499 PR middle-end/34641
25500 * reload.c (push_reload): Add assertions. All constants from
25501 reg_equiv_constant should have been used for replacing the respective
25503 (find_reloads_address): Invoke find_reloads_address_part for
25504 constant taken from the reg_equiv_constant array.
25506 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
25508 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
25509 field (valnum) the first in the struct. Replace bools with
25512 2008-01-10 Richard Guenther <rguenther@suse.de>
25514 PR tree-optimization/34651
25515 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
25516 types and ordering for masking and converting.
25518 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
25520 PR tree-optimization/34017
25521 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
25522 also for PHI_NODE expressions.
25524 2008-01-09 Jan Hubicka <jh@suse.cz>
25526 PR tree-optimization/34708
25527 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
25528 based on number of case labels.
25529 (init_inline_once): Remove switch_cost.
25530 * tree-inline.h (eni_weights_d): Remove switch_cost.
25532 2008-01-09 Richard Guenther <rguenther@suse.de>
25533 Andrew Pinski <andrew_pinski@playstation.sony.com>
25535 PR middle-end/30132
25536 * gimplify.c (gimplify_cond_expr): Do not create an addressable
25537 temporary if an rvalue is ok or an lvalue is not required.
25539 2008-01-09 Richard Guenther <rguenther@suse.de>
25541 PR middle-end/34458
25542 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
25543 adjust return type.
25545 2008-01-09 Richard Guenther <rguenther@suse.de>
25547 PR middle-end/34679
25548 * tree.c (host_integerp): Check for sizetype only if the
25549 type is an integer type.
25551 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
25554 * opts.c (decode_options): Disable inlining of functions called
25555 once if not in unit-at-a-time mode.
25557 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
25559 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
25561 2008-01-08 Richard Guenther <rguenther@suse.de>
25563 PR middle-end/31863
25564 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
25565 out early if the result will be unused.
25567 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25572 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25573 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25576 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
25578 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
25579 for vectorization tuned.
25581 2008-01-08 Richard Guenther <rguenther@suse.de>
25583 PR tree-optimization/34683
25584 * tree-ssa-operands.c (operand_build_cmp): Export.
25585 * tree-ssa-operands.h (operand_build_cmp): Declare.
25586 * tree-vn.c (vuses_compare): Remove.
25587 (sort_vuses): Use operand_build_cmp.
25588 (sort_vuses_heap): Likewise.
25589 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
25590 to re-use old VEC if available. Do not sort already sorted VUSEs.
25591 (vdefs_to_vec): Do not sort already sorted VDEFs.
25593 2008-01-08 Jakub Jelinek <jakub@redhat.com>
25595 PR middle-end/34694
25596 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
25598 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25601 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
25602 limitations of reciprocal sequences on x86 targets.
25604 2008-01-08 Richard Guenther <rguenther@suse.de>
25606 PR tree-optimization/34683
25607 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
25609 2008-01-07 Jakub Jelinek <jakub@redhat.com>
25612 * config/darwin.c (darwin_mergeable_string_section): Don't use
25613 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
25615 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
25618 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
25619 negxf2. Macroize expander using X87MODEF mode iterator. Change
25620 predicates of op0 and op1 to register_operand.
25621 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
25622 expander using X87MODEF mode iterator. Change predicates of
25623 op0 and op1 to register_operand.
25624 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
25625 corresponding patterns and macroize using MODEF macro. Change
25626 predicates of op0 and op1 to register_operand and remove
25627 "m" constraint. Disparage "r" alternative with "!".
25628 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
25629 macroize using X87MODEF macro. Change predicates of op0 and op1
25630 to register_operand and remove "m" constraint. Disparage "r"
25631 alternative with "!".
25632 (absneg splitter with memory operands): Remove.
25633 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
25634 patterns and macroize using X87MODEF mode iterator.
25635 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
25636 Change predicate of op1 to register_operand.
25637 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
25638 for memory operands.
25640 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
25642 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
25644 2008-01-07 Richard Guenther <rguenther@suse.de>
25646 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
25649 2008-01-07 Richard Guenther <rguenther@suse.de>
25651 PR tree-optimization/34683
25652 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
25653 VOPs of the needed size to save memory. Use VEC_quick_push
25654 to save compile-time.
25655 (vdefs_to_vec): Likewise.
25657 2008-01-07 Sa Liu <saliu@de.ibm.com>
25659 * config/spu/spu.md (divdf3): Genetate inline code for double
25660 division. The implementation doesn't handle INF or NAN, therefore it
25661 only applies when -ffinite-math-only is given.
25663 2008-01-06 Paolo Carlini <pcarlini@suse.de>
25666 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
25667 * doc/cpp.texi ([Common Predefined Macros]): Document.
25669 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
25671 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
25672 order to use commutative addition instead of subtraction.
25674 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25675 Mircea Namolaru <namolaru@il.ibm.com>
25676 Vladimir Yanovsky <yanov@il.ibm.com>
25677 Revital Eres <eres@il.ibm.com>
25679 PR tree-optimization/34263
25680 * tree-outof-ssa.c (process_single_block_loop_latch,
25681 contains_tree_r): New functions.
25682 (analyze_edges_for_bb): Call process_single_block_loop_latch
25683 function to empty single-basic-block latch block if possible.
25685 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25687 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25689 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
25691 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25693 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
25695 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25697 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
25699 2008-01-05 Jakub Jelinek <jakub@redhat.com>
25701 PR tree-optimization/34618
25702 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
25705 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25708 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
25709 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
25710 Update copyright year.
25712 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
25713 Update copyright year.
25714 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
25717 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
25719 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
25720 edge does not point to current bb before changing need_assert.
25722 2008-01-04 Richard Guenther <rguenther@suse.de>
25724 PR middle-end/34029
25725 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
25726 for verifying purposes if they are is_gimple_min_invariant.
25728 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
25730 PR tree-optimization/34448
25731 PR tree-optimization/34465
25732 * gimplify.c (gimplify_init_constructor): Add new parameter
25733 notify_temp_creation. Use it.
25734 (gimplify_modify_expr_rhs): Take volatiles into account when
25735 optimizing constructors.
25736 Do not optimize constructors if gimplify_init_constructor will dump to
25738 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
25739 * gcc.c-torture/compile/pr34448.c: New.
25741 2008-01-04 Jakub Jelinek <jakub@redhat.com>
25743 PR gcov-profile/34609
25744 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
25745 return_slot if result is TREE_ADDRESSABLE.
25747 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
25749 * config/mips/mips.md (sqrt_condition): Tweak comment.
25750 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
25752 2008-01-03 Tom Tromey <tromey@redhat.com>
25755 * c-common.c (c_type_hash): Handle VLAs.
25757 2008-01-03 Jan Hubicka <jh@suse.cz>
25759 PR tree-optimization/31081
25760 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
25761 0 when inlining and not inlining to first basic block.
25762 (remap_decl): When var is initialized to 0, don't set default_def.
25763 (expand_call_inline): Set entry_bb.
25764 * tree-inline.h (copy_body_data): Add entry_bb.
25766 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25769 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
25772 PR tree-optimization/29484
25773 * tree-inline.c (inline_forbidden_p_2): New function.
25774 (inline_forbidden_p): Disallow inlining if some static var
25775 has an address of a local LABEL_DECL in its initializer.
25776 * doc/extend.texi (Labels as Values): Document &&foo behaviour
25779 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
25781 PR tree-optimization/34635
25782 * tree-data-ref.c (add_other_self_distances): Make sure that the
25783 evolution step is constant.
25785 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25787 PR middle-end/34608
25788 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
25790 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
25792 * tree-sra.c (scalarize_init): Insert the generate_element_init
25793 statements after the generate_element_zero statements.
25795 2008-01-02 Richard Guenther <rguenther@suse.de>
25797 PR middle-end/34093
25798 PR middle-end/31976
25799 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
25800 for very large number of operands instead of ICEing.
25802 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
25805 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
25806 while stack probing.
25808 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
25810 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
25813 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
25815 PR libmudflap/26442
25816 * tree-mudflap.c (mx_register_decls): Guard warning by
25817 !DECL_ARTIFICIAL check.
25819 2008-01-01 Jakub Jelinek <jakub@redhat.com>
25821 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
25822 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
25823 sse5_perm<mode>): Fix constraints.