1 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3 * graphite.c (graphite_apply_transformations): Check for
5 * toplev.c (process_options): Add graphite_identity.
6 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
8 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
10 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
11 mulhisihl and mulhisihh builtins.
13 From Jie Zhang <jie.zhang@analog.com>
14 * config/bfin/bfin.md (composev2hi): Put operands into vector
17 2008-10-22 Chao-ying Fu <fu@mips.com>
19 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
21 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
23 From Mike Frysinger <michael.frysinger@analog.com>
24 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
25 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
26 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
27 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
28 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
29 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
30 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
31 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
32 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
33 __ADSPBF51x__ for all of them.
34 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
35 -mcpu bf512, bf514, bf516, and bf518.
36 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
37 bf512-none, bf514-none, bf516-none, and bf518-none.
38 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
39 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
40 * doc/invoke.texi (Blackfin Options): Document that
41 -mcpu now accepts bf512, bf514, bf516, and bf518.
43 2008-10-22 Jakub Jelinek <jakub@redhat.com>
46 * fold-const.c (build_range_type): For 1 .. signed_max
47 range call build_nonstandard_inter_type if signed_type_for
48 returned a type with bigger precision.
50 2008-10-22 Richard Guenther <rguenther@suse.de>
52 * tree.def (COMPLEX_TYPE): Constrain element type.
53 * tree.c (build_complex_type): Assert that.
54 * tree-ssa-structalias.c (could_have_pointers): Complex types
57 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
60 * c-typeck.c (convert_for_assignment): Do not give declaration's
61 location for builtins. Spell out which type was expected and which
64 2008-10-22 Nick Clifton <nickc@redhat.com>
66 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
67 the fdpic register to be a target when running in fdpic mode.
69 2008-10-22 Rafael Espindola <espindola@google.com>
71 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
72 newly created statements.
74 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
77 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
78 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
79 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
81 2008-10-22 Jakub Jelinek <jakub@redhat.com>
84 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
85 Adjust -mcmodel=medium description for 2005-07-31 changes.
87 2008-10-22 Jan Hubicka <jh@suse.cz>
88 Jakub Jelinek <jakub@redhat.com>
91 * doc/invoke.texi: Remove references to obsoleted -d dumps.
93 2008-10-21 Richard Henderson <rth@redhat.com>
96 * emit-rtl.c (get_spill_slot_decl): Export.
97 * emit-rtl.h (get_spill_slot_decl): Declare.
98 * var-tracking.c (vt_add_function_parameters): Relax assertion
99 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
101 2008-10-21 Bob Wilson <bob.wilson@acm.org>
103 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
104 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
107 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
110 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
111 processed by get_maxval_strlen.
113 2008-10-21 David Edelsohn <edelsohn@gnu.org>
116 * tree.c (get_file_function_name): Copy first_global_object_name.
117 Centralize call to clean_symbol_name.
119 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
121 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
122 * config/svr4.h (SVR4_ASM_SPEC): New.
123 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
124 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
126 * doc/invoke.texi (Option Summary): Add -T to linker options.
127 (Link Options): Document -T.
129 2008-10-21 Jakub Jelinek <jakub@redhat.com>
131 * tree-inline.c (tree_inlinable_function_p): Remove tuples
134 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from
138 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
140 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
142 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
145 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
147 * doc/install.texi: Fix typos in previous patch.
149 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
151 * doc/install.texi: Document in-tree building of gcc and mpfr.
153 2008-10-19 Richard Guenther <rguenther@suse.de>
155 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
157 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
160 * c-decl.c (finish_enum): Convert non-integer enumerators to enum
162 (build_enumerator): Convert enumerators that fit in integer to
165 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
167 * config/i386/i386.md (unnamed peephole2): Do not force memory
168 operands of arith or logical instructions into registers for
169 non-TARGET_READ_MODIFY targets.
171 (ffs_cmove): Change operand 0 predicate to register_operand.
172 Change operand 1 predicate to nonimmediate_operand.
174 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
176 2008-10-18 Richard Guenther <rguenther@suse.de>
178 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
179 VIEW_CONVERT_EXPR case against invalid gimple.
181 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
183 * c-parser.c (c_parser_binary_expression): Silence the
184 uninitialized variable warning emitted for binary_loc.
186 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
188 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
191 2008-10-16 Joseph Myers <joseph@codesourcery.com>
194 * c-typeck.c (build_unary_op): Use omit_one_operand for
195 IMAGPART_EXPR of real argument.
197 2008-10-16 Jakub Jelinek <jakub@redhat.com>
199 PR tree-optimization/37664
200 * fold-const.c (fold_binary): When optimizing comparison with
201 highest or lowest type's value, don't consider TREE_OVERFLOW.
203 2008-10-16 David Edelsohn <edelsohn@gnu.org>
206 * Makefile.in (coverage.o): Depend on $(TM_P_H).
207 * coverage.c: Include tm_p.h.
208 * config/rs6000/x-aix (jc1): Override LDFLAGS.
209 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
210 dollar signs from PREFIX.
211 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
212 instead of manual strip_name_encoding.
214 2008-10-16 Richard Guenther <rguenther@suse.de>
217 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
218 volatile qualified functions or methods as relevant.
220 2008-10-16 Jakub Jelinek <jakub@redhat.com>
222 PR tree-optimization/37525
223 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
224 sizetype unsigned constants, both in the case of C and bounds.
226 2008-10-15 Jan Hubicka <jh@suse.cz>
228 * ira-emit.c (change_regs): Return false when replacing reg by
231 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
234 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
235 HARD_REGNO_CALL_PART_CLOBBERED.
237 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
240 * ira-lives.c (mark_early_clobbers): Remove.
241 (make_pseudo_conflict, check_and_make_def_use_conflicts,
242 check_and_make_def_conflicts,
243 make_early_clobber_and_input_conflicts,
244 mark_hard_reg_early_clobbers): New functions.
245 (process_bb_node_lives): Call
246 make_early_clobber_and_input_conflicts and
247 mark_hard_reg_early_clobbers. Make hard register inputs live again.
249 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
250 early clobbers of pseudo-registers.
252 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
255 * ira-build.c (ira_flattening): Recalculate
256 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
257 from the scratch instead of the propagation.
259 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
261 * doc/rtl.texi (const_double): Remove the "addr" operand.
262 Describe CONST_DOUBLE_* macros under const_double rather
264 (const_fixed): Fix the operand description.
265 (const): Add an @findex directive.
266 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
267 after the constant rtl table.
268 (fix): Combine floating-point and fixed-point descriptions.
270 * sched-deps.c (sched_analyze_2): Remove reference to
273 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
275 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
277 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
278 for UNSPEC_GOTSYM_OFFs.
279 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
280 (add_GOT_to_pic_reg): Use it.
281 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
283 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
284 Harsha Jagasia <harsha.jagasia@amd.com>
286 PR tree-optimization/37485
287 * graphite.c (gmp_cst_to_tree): Moved.
288 (iv_stack_entry_is_constant): New.
289 (iv_stack_entry_is_iv): New.
290 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
291 (loop_iv_stack_insert_constant): New.
292 (loop_iv_stack_pop): Use new datatpype.
293 (loop_iv_stack_get_iv): Same.
294 (loop_iv_stack_get_iv_from_name): Same.
295 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
296 (loop_iv_stack_patch_for_consts): New.
297 (loop_iv_stack_remove_constants): New.
298 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
299 (translate_clast): Call loop_iv_stack_patch_for_consts and
300 loop_iv_stack_remove_constants.
301 (gloog): Use new datatype. Redirect construction edge to end
302 block to avoid accidental deletion.
303 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
305 (union iv_stack_entry_data): New. Data in iv stack entry.
306 (struct iv_stack_entry): New. Datatype for iv stack entries.
308 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
310 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
311 * graphite.c (free_scop): Same.
313 (free_scattering): New.
314 (build_cloog_prog): Call free_scattering.
315 (patch_phis_for_virtual_defs): Fix memleak.
316 (graphite_trans_bb_strip_mine): Same.
319 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
320 Harsha Jagasia <harsha.jagasia@amd.com>
322 PR tree-optimization/37828
323 * graphite.c (graphite_trans_loop_block): Do not loop block
326 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
328 PR tree-optimization/37686
329 * tree-loop-linear.c (linear_transform_loops): Build a
330 loop nest vector. Pass it to lambda_compute_access_matrices.
331 * tree-data-ref.h (struct access_matrix): Store the loop nest
332 relative to which it encodes the information.
333 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
334 (am_vector_index_for_loop): Reimplemented: iterate over the
335 loop nest for finding the loop index in the access matrix.
336 (lambda_compute_access_matrices): Update declaration.
337 * lambda-code.c (build_access_matrix): Pass the loop nest and
339 (lambda_compute_access_matrices): Same.
341 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
343 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
344 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
345 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
346 already implies hard float. Also fix several insn condition
347 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
349 2008-10-15 David Edelsohn <edelsohn@gnu.org>
352 Based on patches by Laurent Vivier.
353 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
354 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
355 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
356 dollar sign to underscore.
357 (ASM_OUTPUT_EXTERNAL): Same.
358 (ASM_OUTPUT_LABELREF): New.
359 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
361 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
362 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
363 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
364 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
366 2008-10-15 Jakub Jelinek <jakub@redhat.com>
368 PR tree-optimization/36881
369 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
370 that each value doesn't need runtime relocations, for !flag_pic
371 check that each value is just a valid initializer constant.
373 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
375 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
376 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
377 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
378 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
380 (REG_CLASS_NAMES): Update accordingly.
381 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
382 rather than an unpredictable descriptive string.
383 * config/mips/mips.c (mips_register_move_cost): Remove comment.
384 (mips_register_move_cost): Check for specific COP*_REGS classes,
385 instead of ALL_COP_AND_GR_REGS.
386 (mips_ira_cover_classes): New function.
387 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
388 (TARGET_IRA_COVER_CLASSES): Define.
390 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
393 * tree.c (build_type_attribute_qual_variant): Hash on the
394 unqualified type, and don't overwrite an existing
395 (type_hash_eq): Make the TYPE_NAME of the types significant, to
396 allow distinguishing between wchar_t and its underlying type. This
397 also means that we'll retain a little more typedef information.
399 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
400 Dmitry Melnik <dm@ispras.ru>
401 Dmitry Zhurikhin <zhur@ispras.ru>
402 Alexander Monakov <amonakov@ispras.ru>
403 Maxim Kuvyrkov <maxim@codesourcery.com>
405 * target.h (struct gcc_target): Update prototypes of needs_block_p
407 * haifa-sched.c (create_check_block_twin): Update calls to the above.
408 * sel-sched.c (create_speculation_check): Likewise.
409 * doc/tm.texi: Provide documentation for new target hooks.
411 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
412 (ia64_gen_spec_insn): Removed.
413 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
414 ia64_gen_spec_check): New static functions.
415 (ia64_alloc_sched_context, ia64_init_sched_context,
416 ia64_set_sched_context, ia64_clear_sched_context,
417 ia64_free_sched_context, ia64_get_insn_spec_ds,
418 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
419 (ia64_needs_block_p): Change prototype.
420 (ia64_gen_check): Rename to ia64_gen_spec_check.
421 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
422 into declaration, add special memory dependencies handling.
423 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
424 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
425 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
426 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
427 Define new target hooks.
428 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
429 (ia64_optimization_options): Turn on selective scheduling with -O3,
430 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
431 with selective scheduling.
432 (ia64_override_options): Initialize align_loops and align_functions
433 to 32 and 64, respectively. Set global selective scheduling flags
434 according to target-dependent flags.
435 (rtx_needs_barrier): Support UNSPEC_LDS_A.
436 (group_barrier_needed): Use new mstop-bit-before-check flag.
438 (dfa_state_size): Make global.
439 (spec_check_no, max_uid): Remove.
440 (mem_ops_in_group, current_cycle): New variables.
441 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
442 Initialize new variables.
443 (is_load_p, record_memory_reference): New functions.
444 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
446 (ia64_variable_issue): Change use of current_sched_info to
447 sched_deps_info. Update comment. Note if a load or a store is issued.
448 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
449 advance if maximal number of loads or stores was issued on current
451 (scheduled_good_insn): New static helper function.
452 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
453 a group barrier is needed. Fix vertical spacing. Guard the code
454 doing state transition with last_scheduled_insn check.
455 Mark that a stop bit should be before current insn if there was a
456 cycle advance. Update current_cycle and mem_ops_in_group.
457 (ia64_h_i_d_extended): Change use of current_sched_info to
458 sched_deps_info. Reallocate stops_p by larger chunks.
459 (struct _ia64_sched_context): New structure.
460 (ia64_sched_context_t): New typedef.
461 (ia64_alloc_sched_context, ia64_init_sched_context,
462 ia64_set_sched_context, ia64_clear_sched_context,
463 ia64_free_sched_context): New static functions.
464 (gen_func_t): New typedef.
465 (get_spec_load_gen_function): New function.
466 (SPEC_GEN_EXTEND_OFFSET): Declare.
467 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
468 (get_mode_no_for_insn): Change the condition that prevents use of
469 special hardware registers so it can now handle pseudos.
470 (get_spec_unspec_code): New function.
471 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
472 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
473 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
474 during selective scheduling.
475 (ia64_speculate_insn): Use ds_get_speculation_types when
476 determining whether we need to change the pattern.
477 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
478 (ia64_spec_check_src_p): Support new speculation/check codes.
479 (struct bundle_state): New field.
480 (issue_nops_and_insn): Initialize it.
481 (insert_bundle_state): Minimize mid-bundle stop bits.
482 (important_for_bundling_p): New function.
483 (get_next_important_insn): Use important_for_bundling_p.
484 (bundling): When shifting TImode from unimportant insns, ignore
485 also group barriers. Assert that best state is found before
486 the backward bundling pass. Print number of mid-bundle stop bits.
487 Minimize mid-bundle stop bits. Check correct calculation of
488 mid-bundle stop bits.
489 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
490 (final_emit_insn_group_barriers): Emit stop bits before insns starting
492 (sel2_run): New variable.
493 (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
494 scheduling pass instead of schedule_ebbs.
496 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
497 (UNSPEC_LDS_A): New UNSPEC.
498 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
499 movti_internal, movsf_internal, movdf_internal,
500 movxf_internal): Make visible. Add speculable* attributes.
501 (output_c_nc): New mode attribute.
502 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
503 mov<mode>_nc, zero_extend<mode>di2_nc,
504 advanced_load_check_nc_<mode>): New insns.
505 (zero_extend*): Add speculable* attributes.
507 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
508 (msched-stop-bits-after-every-cycle): Likewise.
509 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
511 (msched-spec-verbose): Remove.
512 (msched-prefer-non-data-spec-insns,
513 msched-prefer-non-control-spec-insns,
514 msched-count-spec-in-critical-path,
515 msel-sched-dont-check-control-spec): Use Target Report Var
516 instead of Common Report Var.
518 * config/ia64/itanium2.md: Remove incorrect bypass.
520 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
522 2008-10-14 Jakub Jelinek <jakub@redhat.com>
525 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
528 2008-10-14 Ben Elliston <bje@au.ibm.com>
530 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
532 2008-10-13 Joseph Myers <joseph@codesourcery.com>
534 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
537 2008-10-13 Matthias Klose <doko@ubuntu.com>
539 * config/pa/linux-atomic.c: Work around missing header file
540 for hppa64-linux-gnu targets.
542 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
543 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
544 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
545 Grace Cao <grace_cao@playstation.sony.com>
547 * doc/invoke.texi (-mgen-cell-microcode): Document.
548 (-mwarn-cell-microcode): Document.
549 * cfglayout.c (locator_location): Export.
550 * rtl.h (locator_location): Define prototype.
551 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
553 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
554 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
555 (mwarn-cell-microcode): New option.
556 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
557 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
558 cell and not already set.
559 Turn off string instructions if not generating cell microcode.
560 (rs6000_final_prescan_insn): New function that warns about microcoded
562 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
563 * config/rs6000/rs6000.md
564 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
565 the instruction would have been microcoded on the Cell. Set cell_micro
566 to always on unnamed patterns for the string instructions.
567 (cell_micro): Update definition, remove load/store conditional
569 (sign_extend:DI): Define new pattern for non microcoded version.
570 (sign_extend:SI): Likewise.
571 (compare (div:P)): Set cell_micro to not.
572 (andsi3): Define as an expand.
573 (andsi3_mc): New pattern.
574 (andsi3_nomc): New pattern.
575 (andsi3_internal0_nomc): New pattern.
576 (andsi3_internal2): Rename to ...
577 (andsi3_internal2_mc): this and enable iff generating microcode.
578 (andsi3_internal3): Rename to ...
579 (andsi3_internal3_mc): this and enable iff generating microcode.
580 (andsi3_internal4): Enable iif generating microcode.
581 (andsi3_internal5): Rename to ..
582 (andsi3_internal5_mc): this and enable iff generating microcode.
583 (andsi3_internal5_nomc): New pattern.
584 (extzvdi_internal1): Enable iff generating microcode.
585 (extzvdi_internal2): Likewise.
586 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
587 (anddi3): Change to expand.
588 (anddi3_mc): Rename from anddi3.
589 (anddi3_no_mc): New pattern.
590 (anddi3_internal2): Rename to ..
591 (anddi3_internal2_mc): this and enable iff generating microcode.
592 (anddi3_internal2_nomc): New pattern.
593 (anddi3_internal3): Rename to ..
594 (anddi3_internal3_mc): this and enable iff generating microcode.
595 (anddi3_internal3_nomc): New pattern.
596 (movti_string): Set cell_micro to always if TARGET_STRING.
597 (stmsi8): Set cell_micro to always.
603 (stmsi8_power): Likewise.
604 (stmsi7_power): Likewise.
605 (stmsi6_power): Likewise.
606 (stmsi5_power): Likewise.
607 (stmsi4_power): Likewise.
608 (stmsi3_power): Likewise.
609 (movsi_update2): Enable iff generating microcode.
610 (movhi_update3): Likewise.
611 (lmw): Set cell_micro to always.
613 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
615 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
616 * config/s390/s390.c (machine_function): Remove
617 decomposed_literal_pool_addresses_ok_p.
618 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
619 the difference of two labels.
620 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
621 (s390_pool_offset): New function.
622 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
623 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
625 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
627 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
628 (powerpc*-*-linux-gnu*): Describe.
629 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
630 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
631 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
632 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
633 config/rs6000/e500crtres32gpr.asm,
634 config/rs6000/e500crtres64gpr.asm,
635 config/rs6000/e500crtres64gprctr.asm,
636 config/rs6000/e500crtrest32gpr.asm,
637 config/rs6000/e500crtrest64gpr.asm,
638 config/rs6000/e500crtresx32gpr.asm,
639 config/rs6000/e500crtresx64gpr.asm,
640 config/rs6000/e500crtsav32gpr.asm,
641 config/rs6000/e500crtsav64gpr.asm,
642 config/rs6000/e500crtsav64gprctr.asm,
643 config/rs6000/e500crtsavg32gpr.asm,
644 config/rs6000/e500crtsavg64gpr.asm,
645 config/rs6000/e500crtsavg64gprctr.asm: Use it.
646 * config/rs6000/crtsavres.asm: Really remove.
648 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
651 * c-format.c (convert_format_name_to_system_name): Use
652 TARGET_OVERRIDES_FORMAT_INIT.
653 * config.gcc (extra_options): Add for mingw targets mingw.opt.
654 * config/i386/mingw.opt: New.
655 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
656 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
657 (ms_printf_length_specs): Removed const specifier.
658 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
659 * doc/invoke.texi (Wno-pedantic-ms-format): New.
661 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
663 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
664 * doc/install.texi: Bump recommended MPFR to 2.3.2.
666 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
669 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
670 sure that ref has valid bb.
672 2008-10-12 Richard Henderson <rth@redhat.com>
675 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
676 * alias.c (value_addr_p, stack_addr_p): Remove.
677 (nonoverlapping_memrefs_p): Remove IRA special case.
678 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
679 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
680 * reload1.c (alter_reg): Use it.
682 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
684 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
685 of registers instead of eax, ebx, ecx and edx. Use for loop
686 and check register for non-zero value before the call
687 to decode_caches_intel.
689 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
691 PR rtl-optimization/37448
692 * df.h: (df_ref_class): New enum.
693 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
694 (struct df_ref): Replaced with union df_ref_d.
695 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
696 New members of df_ref_d union.
697 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
698 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
699 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
700 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
701 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
702 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
703 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
704 (df_scan_bb_info, df_bb_regno_first_def_find,
705 df_bb_regno_last_def_find, df_find_def, df_find_use,
706 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
707 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
708 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
709 df_get_artificial_defs, df_get_artificial_uses, union_defs)
710 Replaced struct df_ref * with df_ref.
711 * df-scan.c (df_collection_rec, df_null_ref_rec,
712 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
713 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
714 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
715 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
716 df_reorganize_refs_by_reg_by_reg,
717 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
718 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
719 df_sort_and_compress_refs, df_install_ref, df_install_refs,
720 df_ref_record, df_get_conditional_uses, df_get_call_refs,
721 df_bb_refs_record, df_exit_block_uses_collect,
722 df_record_exit_block_uses, df_reg_chain_mark,
723 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
724 df_ref * with df_ref.
725 (df_ref_record, df_uses_record, df_ref_create_structure): Added
726 df_ref_class parameter.
727 (df_scan_problem_data): Added new pools for different types of refs.
728 (df_scan_free_internal, df_scan_alloc, df_free_ref,
729 df_ref_create_structure): Processed new ref pools.
730 (df_scan_start_dump): Added counts of refs and insns.
731 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
732 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
733 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
734 code to pass df_ref_class down to ref creation functions.
735 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
736 df_reg_chain_mark): Use macros to hide references to df_refs.
737 (df_ref_chain_change_bb): Removed.
738 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
739 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
740 Enhanced to understand df_ref union structure.
741 * fwprop.c (local_ref_killed_between_p, use_killed_between,
742 all_uses_available_at, update_df, try_fwprop_subst,
743 forward_propagate_subreg, forward_propagate_and_simplify,
744 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
745 df_ref * with df_ref.
746 (use_killed_between, all_uses_available_at): Use macros to hide
747 references to df_refs.
748 * regstat.c (regstat_bb_compute_ri,
749 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
751 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
752 see_handle_relevant_refs, see_analyze_one_def,
753 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
754 struct df_ref * with df_ref.
755 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
756 global_conflicts): Replaced struct df_ref * with df_ref.
757 * ddg.c (create_ddg_dep_from_intra_loop_link,
758 add_cross_iteration_register_deps, build_inter_loop_deps):
759 Replaced struct df_ref * with df_ref.
760 (create_ddg_dep_from_intra_loop_link,
761 add_cross_iteration_register_deps): Use macros to hide references
763 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
764 df_ref * with df_ref.
765 * df-core.c (df_bb_regno_first_def_find,
766 df_bb_regno_last_def_find, df_find_def, df_find_use,
767 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
768 debug_df_ref): Replaced struct df_ref * with df_ref.
769 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
770 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
772 * web.c (union_defs, entry_register, replace_ref, web_main):
773 Replaced struct df_ref * with df_ref.
774 (union_defs, replace_ref): Use macros to hide references to df_refs.
775 * global.c (compute_regs_asm_clobbered, build_insn_chain):
776 Replaced struct df_ref * with df_ref.
777 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
778 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
779 Replaced struct df_ref * with df_ref.
780 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
781 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
783 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
784 * df-byte-scan.c (df_compute_accessed_bytes_extract,
785 df_compute_accessed_bytes_strict_low_part,
786 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
787 Replaced struct df_ref * with df_ref.
788 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
789 * init-regs.c (initialize_uninitialized_regs): Replaced struct
790 df_ref * with df_ref.
791 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
792 check_dependency, check_dependencies, record_uses): Replaced
793 struct df_ref * with df_ref.
794 (invariant_for_use, check_dependency): Use macros to hide
795 references to df_refs.
796 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
797 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
798 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
799 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
800 references to df_refs.
801 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
803 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
804 * df-problems.c (df_rd_bb_local_compute_process_def,
805 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
806 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
807 df_chain_remove_problem, df_chain_create_bb_process_use,
808 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
809 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
810 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
811 df_byte_lr_simulate_artificial_refs_at_top,
812 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
813 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
814 df_simulate_uses, df_simulate_artificial_refs_at_end,
815 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
817 (df_chain_dump): Use macros to hide references to df_refs.
818 * config/mips/mips.c (r10k_simplify_address): Replaced struct
819 df_ref * with df_ref.
820 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
821 mark_artificial_uses, mark_reg_dependencies,
822 byte_dce_process_block): Replaced struct df_ref * with df_ref.
824 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
826 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
828 (array_ref_element_size): Likewise.
829 (array_ref_low_bound): Likewise.
830 (array_ref_up_bound): Likewise.
831 * expr.c (contains_packed_reference): Likewise.
832 (array_ref_element_size): Likewise.
833 (array_ref_low_bound): Likewise.
834 (array_ref_up_bound): Likewise.
835 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
836 with ARRAY_RANGE_REF.
837 (idx_find_step): Likewise.
838 (idx_record_use): Likewise.
839 (strip_offset_1): Likewise.
840 (idx_remove_ssa_names): Likewise.
842 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
843 Andi Kleen <ak@linux.intel.com>
845 * config/i386/cpuid.h (__cpuid_count): New defines.
846 * config/i386/driver-i386.c (struct cache_desc): New structure.
847 (describe_cache): Use struct cache_desc to pass cache descriptions.
848 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
849 (detect_caches_amd): Use struct cache_desc to describe caches.
850 (decode_caches_intel): Use struct cache_desc to pass cache
851 descriptions. Update descriptions to match latest (rev -032,
852 December 2007) CPUID documentation. Do not check valid bit here.
853 Check for Xeon MP value 0x49 problems.
854 (detect_caches_cpuid2): New function, split from detect_caches_intel.
855 Check valid bit before calling decode_caches_intel. Detect number
856 of times to repeat CPUID instruction.
857 (detect_caches_cpuid4): New function.
858 (detect_caches_intel): Depending on max_level, call
859 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
860 only when other methods fail to provide valid L2 cache description.
862 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
865 * pa.md (call, call_value): Generate an rtx for register r4 and pass
866 it to PIC call patterns.
867 (call_symref_pic): Revise pattern to expose PIC register save. Remove
868 code generation and attributes from pattern. Change peephole2 to split
869 for noreturn case. Revise split pattern for non noreturn case.
870 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
871 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
872 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
875 2008-10-11 David Edelsohn <edelsohn@gnu.org>
877 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
878 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
880 (divdf3): Reformat long line.
882 2008-10-11 Michael J. Eager <eager@eagercon.com>
884 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
886 (rs6000_handle_option): Process -mfpu options.
887 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
888 (enum fpu_type_t): New.
889 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
890 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
892 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
893 (floatdidf2): Add TARGET_SINGLE_FPU condition.
894 * config/rs6000/rs6000.opt (-mfpu): New.
896 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
897 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
898 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
899 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
900 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
902 2008-10-11 Jakub Jelinek <jakub@redhat.com>
905 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
906 LO_SUM on Darwin if mode has just one unit.
908 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
911 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
912 has been optimized out.
914 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
916 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
917 instead of PIC_DIRECT_ADDR_P.
918 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
919 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
920 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
921 (PIC_OFFSET_P): Rename to...
922 (PCREL_SYMOFF_P): ...this.
923 (PIC_DIRECT_ADDR_P): Delete.
924 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
926 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
927 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
928 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
929 * config/sh/sh.c (print_operand): Remove CONST handling.
930 (unspec_caller_rtx_p): Rewrite to use split_const and check
931 the operands of UNSPEC bases.
932 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
933 with (unspec [A B] UNSPEC_SYMOFF).
934 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
936 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
937 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
938 (UNSPEC_EXTRACT_U16): Likewise.
939 (UNSPEC_SYMOFF): Likewise.
940 (UNSPEC_PCREL_SYMOFF): Likewise.
941 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
943 (movsi_const_16bit): Likewise.
944 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
945 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
946 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
947 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
948 with (unspec [A B] UNSPEC_SYMOFF).
949 (symPLT_label2reg): Replace (minus A (minus B pc)) with
950 (unspec [A B] PCREL_UNSPEC_SYMOFF).
951 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
952 (Csu): Likewise UNSPEC_EXTRACT_U16.
953 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
954 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
956 2008-10-10 Stepan Kasal <skasal@redhat.com>
958 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
959 for loop strip mining and loop blocking.
961 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
963 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
964 vary types depending on debug info.
966 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
968 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
969 before ensuring it's already computed.
971 2008-10-09 Jakub Jelinek <jakub@redhat.com>
973 * rtl.h (locator_eq): New decl.
974 * cfglayout.c (locator_scope): New function.
975 (insn_scope): Use it.
976 (locator_eq): New function.
977 (fixup_reorder_chain): Search for last insn in src bb
978 that has locator set or first insn in dest bb. Use
979 locator_eq instead of == to compare locators.
980 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
981 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
982 == to compare locators.
984 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
986 * gimple-low.c (lower_function_body, lower_gimple_return,
987 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
988 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
989 goto_block on edges if goto_locus is known.
992 * tree.h (get_object_alignment): Declare.
993 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
994 get_object_alignment if needed.
995 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
997 (get_object_alignment): ... here. New function. Try harder to
998 determine alignment from get_inner_reference returned offset.
1000 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1002 * graphite.c (gloog): Don't call find_unreachable_blocks
1003 before delte_unreachable_blocks.
1005 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1006 goto_locus of true_edge into RTL locator.
1008 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1010 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1011 (*jcc_btdi_mask_rex64): Ditto.
1013 (*jcc_btsi_mask): Ditto.
1014 (*jcc_btsi_1): Ditto.
1015 (*jcc_btsi_mask_1): Ditto.
1017 2008-10-08 Paul Brook <paul@codesourcery.com>
1019 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1020 compatible profiler (__gnu_mcount_nc).
1021 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1023 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1025 * config/i386/i386.c (initial_ix86_tune_features): Add
1026 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1027 * config/i386/i386.h (ix86_tune_indices): Likewise.
1028 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1030 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1031 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1032 for FP to FP splitters.
1034 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1036 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1039 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1043 PR rtl-optimization/37341
1044 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1045 to ORIG_BB, pass through ORIG_BB recursively.
1046 (cse_condition_code_reg): Adjust caller.
1048 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1050 * sdbout.c (sdbout_one_type): Treat the value type
1051 CONST_DECL for enumerals.
1053 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1055 * config/i386/i386.md: Remove trailing white spaces.
1057 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1059 PR rtl-optimization/37448
1060 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1061 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1063 (struct output_info) [count]: Renamed total_created and made
1065 (struct output_info) [size]: Renamed total_allocated and made
1067 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1068 Properly keep track of desc->size.
1069 (print_statistics, dump_alloc_pool_statistics): Enhance the
1070 printing of statistics to print the number of elements and to use
1073 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1076 * opts.h (CL_SAVE): Move up to flags range.
1077 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1078 CL_COMMON): Renumber.
1079 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1080 * opts.c (common_handle_option): Revert last change.
1082 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1084 * config/i386/i386-protos.h (ix86_schedule): New.
1086 * config/i386/i386.c (ix86_schedule): New.
1087 (override_options): Add schedule to processor_alias_table. Set
1088 ix86_schedule from the schedule field in processor_alias_table.
1089 (ix86_function_specific_save): Save ix86_schedule.
1090 (ix86_function_specific_restore): Restore ix86_schedule.
1092 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1093 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1096 * config/i386/i386.opt: Add schedule.
1098 * config/i386/ppro.md: Remove generic32.
1100 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1103 * expr.c (count_type_elements): Handle ERROR_MARK.
1105 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1110 * basic-block.h (struct edge_def): Add goto_block field.
1111 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1112 one insn with locus corresponding to edge's goto_locus if !optimize.
1113 * profile.c (branch_prob): Copy edge's goto_block.
1114 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1116 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1117 locator in between the merged basic blocks if !optimize and needed.
1118 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1119 goto_locus into RTL locator. For unconditional jump use that
1120 locator for the jump insn.
1121 (expand_gimple_cond): Convert goto_block and goto_locus into
1122 RTL locator for all remaining edges. For unconditional jump
1123 use that locator for the jump insn.
1124 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1125 there is more than one edge or insn locator along the forwarding
1126 edges and !optimize. If there is just one, set e->goto_locus.
1127 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1129 (move_block_to_fn): Adjust edge's goto_block.
1131 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1134 * expmed.c (expand_mult): Properly check DImode constant in
1137 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1140 * dwarf2out.c (common_block_die_table): New variable.
1141 (common_block_die_table_hash, common_block_die_table_eq): New
1143 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1144 COMMON block in the current scope rather than globally. Optimize
1145 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1146 DW_OP_addr SYMBOL_REF+off.
1148 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1150 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1151 Return true for non-addressable GIMPLE operands.
1153 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1156 * config/i386/i386.c (initial_ix86_tune_features): Remove
1157 X86_TUNE_USE_BIT_TEST.
1158 * config/i386/i386.h (ix86_tune_indices): Likewise.
1159 (TARGET_USE_BIT_TEST): Removed.
1161 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1163 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1165 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1167 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1168 (mul<mode>3_mul3): ... into this new template.
1170 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1172 * gimplify.c (gimplify_arg): Add location argument. Use it.
1173 (gimplify_call_expr): Pass location to gimplify_arg.
1174 (gimplify_modify_expr_to_memcpy): Same.
1175 (gimplify_modify_expr_to_memset): Same.
1177 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1179 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1180 Update calls to build_unary_op and build_indirect_ref for location
1183 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1186 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1187 * c-typeck.c (array_to_pointer_conversion): Pass location to
1189 (function_to_pointer_conversion): Use error_at and warning_at.
1190 (build_indirect_ref): Same.
1191 (build_array_ref): Pass location to build_binary_op.
1192 (parser_build_unary_op): Do not set location after calling
1194 (build_unary_op): Add location argument. Use it throughout. Set
1195 EXPR_LOCATION before returning new tree.
1196 (build_modify_expr): Same.
1197 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1199 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1200 build_indirect_ref, build_modify_expr.
1201 (c_finish_omp_for): Same. Use error_at instead of error.
1202 * c-common.c (c_common_truthvalue_conversion): Pass location to
1204 (warn_for_div_by_zero): Add location argument.
1205 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1206 build_unary_op, warn_for_div_by_zero.
1207 * c-parser.c (c_parser_typeof_specifier): Use
1208 protected_set_expr_location.
1209 (c_parser_statement_after_labels): Same.
1210 (c_parser_condition): Same.
1211 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1212 (c_parser_conditional_expression): Use protected_set_expr_location.
1213 (c_parser_unary_expression): Pass location to build_indirect_ref.
1214 (c_parser_postfix_expression_after_primary): Pass location to
1215 build_indirect_ref, build_unary_op.
1216 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1218 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1220 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1221 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1222 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1224 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1225 (mips_issue_rate): Handle PROCESSOR_R10000.
1226 * config/mips/mips.md (cpu): Add r10000.
1228 * config/mips/10000.md: New file.
1230 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1232 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1233 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1234 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1236 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1238 * config/darwin-protos.h (machopic_function_base_name): Delete.
1239 (machopic_function_base_sym): Likewise.
1240 (machopic_gen_offset): Declare.
1241 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1242 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1243 * config/darwin.c (machopic_function_base_name): Delete.
1244 (machopic_function_base_sym): Likewise.
1245 (gen_pic_offset): Rename to...
1246 (machopic_gen_offset): ...this and remove the pic_base argument.
1247 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1248 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1249 crtl->uses_pic_offset_table.
1250 (machopic_indirect_data_reference): Use new machopic_gen_offset
1252 (machopic_legitimize_pic_address): Likewise.
1253 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1255 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1256 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1257 * config/i386/i386.c (output_set_got): Likewise.
1258 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1260 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1261 (legitimate_address_p): Likewise.
1262 (output_pic_addr_const): Likewise.
1263 (output_addr_const_extra): Likewise.
1264 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1265 match an UNSPEC rather than a MINUS.
1266 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1267 (builtin_setjmp_receiver): Use machopic_gen_offset.
1268 * config/i386/predicates.md (pic_symbolic_operand): Handle
1269 UNSPEC_MACHOPIC_OFFSET.
1271 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1272 Use machopic_gen_offset and machopic_operand_p.
1273 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1274 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1275 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1276 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1277 Set crtl->uses_pic_offset_table.
1279 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1281 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1283 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1284 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1285 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1286 (constant_pool_expr_p): Use split_const and check the base.
1287 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1289 (legitimate_constant_pool_address_p): Check toc_relative_p
1290 instead of constant_pool_expr_p.
1291 (print_operand_address): Always use output_addr_const for
1292 constant pool addresses.
1293 (rs6000_output_addr_const_extra): New function.
1294 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1296 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1300 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1301 (mark_ref_live, mark_ref_dead): Use them.
1302 (def_conflicts_with_inputs_p): Remove.
1303 (mark_early_clobbers): New function.
1304 (process_bb_node_lives): Call preprocess_constraints and
1305 mark_early_clobbers.
1307 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1309 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1311 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1312 lib with -mthread switch.
1314 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1317 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1318 function in two, making it call a new and reusable
1319 dwarf2out_imported_module_or_decl() that takes the containing
1320 BLOCK of the declaration in argument.
1321 (dwarf2out_imported_module_or_decl_real): New function.
1322 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1323 IMPORTED_DECL in account.
1324 * tree.def: Added IMPORTED_DECL node type.
1325 * tree.h: Added accessors for IMPORTED_DECL nodes.
1326 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1328 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1330 * doc/gimple.texi: Fix some typos, wrap some long lines,
1331 fix some broken wraps with continuations.
1332 * tree-ssa-reassoc.c: Fix comment typos.
1334 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1337 * pa.c (legitimize_pic_address): Force function labels to memory in
1340 2008-10-04 Anton Blanchard <anton@samba.org>
1342 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1343 (rs6000_split_atomic_op): Same.
1344 (rs6000_split_compare_and_swap): Same.
1345 (rs6000_split_compare_and_swapqhi): Same.
1347 2008-10-04 Richard Guenther <rguenther@suse.de>
1349 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1350 instead of pointer equality.
1351 (vn_nary_op_eq): Likewise.
1353 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1355 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1357 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1358 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1360 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1362 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1363 Revert previous change.
1365 2008-10-03 Tom Tromey <tromey@redhat.com>
1367 * stringpool.c (ggc_alloc_string): Terminate string.
1369 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1371 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1372 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1373 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1376 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1379 2008-10-03 Pascal Obry <obry@adacore.com>
1381 * gcov.c (create_file_names): Properly handle UNIX and DOS
1382 directory separators.
1383 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1384 separator to '~' to ensure clean filenames on Windows.
1386 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1388 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1389 Add a null terminator to the stripped name.
1391 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1393 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1394 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1395 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1396 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1397 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1398 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1399 TARGET_SINGLE_FLOAT.
1401 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1403 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1405 2008-10-02 Richard Guenther <rguenther@suse.de>
1408 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
1409 and VECTOR_TYPE recurse with useless_type_conversion_p which
1410 properly handles void pointer conversion.
1412 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1415 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
1416 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
1418 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1420 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1421 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
1422 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
1423 they translate to non builtins.
1424 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
1425 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
1426 __builtin_vec_promote, __builtin_vec_extract, and
1427 __builtin_vec_insert.
1428 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
1429 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
1430 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
1431 * config/rs6000/altivec.h (vec_extract): Define
1432 (vec_insert): Define.
1433 (vec_splats): Define.
1434 (vec_promote): Define.
1436 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1437 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
1438 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1440 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
1442 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
1443 prototype. Add new parameter, blk.
1444 Use BLKmode for the MEM if blk is true.
1445 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
1446 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
1447 ALTIVEC_BUILTIN_STVRXL.
1448 Update usage of altivec_expand_lv_builtin.
1449 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
1450 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
1451 (altivec_init_builtins): If compiling for the Cell, also define the
1453 * config/rs6000/rs6000.h (rs6000_builtins): Define
1454 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
1455 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
1456 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
1457 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
1458 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
1459 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
1460 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
1461 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
1462 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
1463 UNSPEC_STVRX, and UNSPEC_STVRXL.
1464 (altivec_lvlx): New pattern.
1465 (altivec_lvlxl): New pattern.
1466 (altivec_lvrx): New pattern.
1467 (altivec_lvrxl): New pattern.
1468 (altivec_stvlx): New pattern.
1469 (altivec_stvlxl): New pattern.
1470 (altivec_stvrx): New pattern.
1471 (altivec_stvrxl): New pattern.
1472 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
1473 (vec_lvlxl): Likewise.
1474 (vec_lvrx): Define if PPU is defined.
1475 (vec_lvrxl): Likewise.
1476 (vec_stvlx): Define if PPU is defined.
1477 (vec_stvlxl): Likewise.
1478 (vec_stvrx): Define if PPU is defined.
1479 (vec_stvrxl): Likewise.
1481 2008-10-01 Geert Bosch <bosch@adacore.com>
1483 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
1485 2008-10-01 Richard Guenther <rguenther@suse.de>
1487 PR tree-optimization/37617
1488 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
1489 do not add to the NEW_SETS.
1491 2008-10-01 Richard Guenther <rguenther@suse.de>
1494 * tree-vrp.c (execute_vrp): If we optimized away the default
1495 case make sure to promote the label that got in place of it
1496 to a default case label.
1498 2008-10-01 Richard Henderson <rth@redhat.com>
1501 * tree-complex.c (set_component_ssa_name): Don't optimize
1502 is_gimple_min_invariant values with ssa_names in abnormal phis.
1504 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1506 PR tree-optimization/37662
1507 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
1508 commutative binary operation if they are in the wrong order and
1509 fold_build2 produces non-GIMPLE.
1511 2008-09-30 Jakub Jelinek <jakub@redhat.com>
1513 PR tree-optimization/37662
1514 PR tree-optimization/37663
1515 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
1516 get_value_range with non-SSA_NAME. Don't assert operands have been
1517 folded, instead just bail out.
1519 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1521 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
1523 2008-09-30 Richard Guenther <rguenther@suse.de>
1526 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
1527 build restrict-qualified pointers.
1528 (vectorizable_store): Move alias check later.
1529 (vectorizable_load): Likewise.
1531 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1533 * c-common.c (empty_if_body_warning): Remove.
1534 * c-common.h (empty_if_body_warning): Remove.
1535 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
1536 here the -Wempty-body warning for `if' and `else' statements.
1537 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
1539 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
1541 * config/i386/i386.opt: Add msse2avx.
1543 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
1544 * config/i386/linux64.h (ASM_SPEC): Likewise.
1546 * doc/invoke.texi: Document -msse2avx.
1548 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1550 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
1552 2008-09-29 Joseph Myers <joseph@codesourcery.com>
1554 * ifcvt.c (noce_emit_store_flag): If using condition from original
1555 jump, reverse it if if_info->cond was reversed.
1557 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1559 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1560 non-constant memory if it cannot be forced to constant memory.
1561 Overhaul surrounding code and factor out common condition.
1563 2008-09-29 Jeff Law <law@redhat.com>
1565 * reload1.c (alter_reg): Add missing curly braces.
1567 2008-09-29 Michael J. Eager <eager@eagercon.com>
1569 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1571 * config/rs6000/rs6000.c (rs6000_override_options): Move
1572 rs6000_init_hard_regno_mode_ok after all options changed.
1573 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1574 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1575 -msimple-fpu flags. Add warning messages if single FP not configured.
1576 (rs6000_file_start): Output gnu_attribute for single-float.
1577 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1578 (rs6000_legitimize_address): Likewise.
1579 (rs6000_legitimize_reload_address): Likewise.
1580 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1581 TARGET_SINGLE_FLOAT.
1582 (function_arg_advance): Likewise (partial conversion).
1583 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1584 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1585 TARGET_SINGLE_FLOAT.
1586 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1587 (rs6000_emit_prologue): Likewise.
1588 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1589 TARGET_SINGLE_FLOAT.
1590 (rs6000_libcall_value): Likewise.
1591 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1592 (TARGET_DOUBLE_FLOAT): New default to 1
1593 (TARGET_SIMPLE_FPU): New default to 0
1594 (TARGET_SINGLE_FPU): New default to 0
1595 (TARGET_SINGLE_FLOAT_MODE): New.
1596 (TARGET_DOUBLE_FLOAT_MODE): New.
1597 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1598 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1600 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1601 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1602 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1603 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1604 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1605 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1606 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1607 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1608 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1609 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1610 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1611 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1612 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1613 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1614 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1615 cmptf_internal1, *cmptf_internal2): Condition on
1616 TARGET_DOUBLE_FLOAT.
1617 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1618 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1619 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1620 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1621 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1622 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1623 TARGET_SINGLE_FLOAT.
1624 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1625 * config/rs6000/rs6000.opt (-msingle-float): New.
1626 (-mdouble-float): New.
1627 (-msimple-fpu): New.
1628 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1629 -msingle-float, -mdouble-float, -msimple-fpu options.
1630 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1631 _SOFT_DOUBLE for -msingle-float.
1632 * config.gcc: New config for target=powerpc-xilinx-eabi.
1634 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
1636 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
1637 have exit and entry.
1638 (new_scop): Take entry and exit edge to define new SCoP.
1639 (sd_region_p): New structure used during SCoP detection.
1640 (move_scops): Delete.
1641 (move_sd_regions): New.
1642 (scopdet_info): Change the definition from edges back to basic_blocks.
1643 (scopdet_edge_info): Work on basic_blocks and rename to
1644 scopdet_basic_block_info.
1645 (split_difficult_bb): At the moment removed. We should later
1646 add it at another place.
1647 (build_scops_1): Work on basic_blocks.
1648 (bb_in_sd_region): New.
1649 (find_single_entry_edge): New.
1650 (find_single_exit_edge): New.
1651 (create_single_entry_edge): New.
1652 (sd_region_without_exit): New.
1653 (create_single_exit_edge): New.
1654 (unmark_exit_edges): New.
1655 (mark_exit_edges): New.
1656 (create_sese_edges): New.
1657 (build_graphite_scops): New.
1658 (build_scops): Make SCoPs SESE.
1659 (limit_scops): Use the new functions.
1661 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
1663 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
1665 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1668 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
1669 address to a register before taking the lower part.
1671 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
1673 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
1676 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1677 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
1680 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
1681 the newly created variable.
1682 Create a VECTOR_CST of all 1s for vector types.
1684 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1687 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
1689 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1691 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
1692 order to convert between modes.
1693 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
1695 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
1697 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
1700 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
1703 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1707 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
1709 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
1710 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
1711 them to yield false with MIPS16.
1713 2008-09-26 Jakub Jelinek <jakub@redhat.com>
1716 * dwarf2out.c (tls_mem_loc_descriptor): New function.
1717 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
1718 mem_loc_descriptor failed. Accept UNSPEC.
1719 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
1720 fail if one of the loc_descriptor calls for pieces failed.
1721 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
1722 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
1723 if loc_descriptor_from_tree_1 on offset failed.
1726 * opts.c (common_handle_option): Don't call print_specific_help with
1727 CL_SAVE as first argument.
1729 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
1730 Steve Ellcey <sje@cup.hp.com>
1732 * configure: Regenerate for new libtool.
1733 * aclocal.m4: Ditto.
1735 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
1737 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
1738 alias set on MEM when saving stack pointer.
1739 * config/rs6000/rs6000.md (allocate_stack): Likewise
1741 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
1743 PR tree-optimization/37574
1744 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
1745 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
1746 instead of vector_type for constants. Take computation out of loop.
1747 (vect_get_vec_def_for_operand): Use only vectype for constant case,
1748 and use only vector_type for invariant case.
1749 (get_initial_def_for_reduction): Use vectype instead of vector_type.
1751 2008-09-25 Jakub Jelinek <jakub@redhat.com>
1754 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
1755 the decl is a VAR_DECL or FUNCTION_DECL.
1757 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1760 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1761 (mark_ref_live, mark_ref_dead): Use them.
1762 (def_conflicts_with_inputs_p): Remove.
1763 (mark_early_clobbers): New function.
1764 (process_bb_node_lives): Call preprocess_constraints and
1765 mark_early_clobbers.
1767 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
1769 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1772 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
1773 (ira_compress_allocno_live_ranges): New prototype.
1775 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
1776 (coalesced_allocnos_living_at_program_points): New.
1777 (coalesced_allocnos_live_at_points_p,
1778 set_coalesced_allocnos_live_points): New functions.
1779 (coalesce_spill_slots): Rewrite.
1781 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
1782 ira_compress_allocno_live_ranges): New functions.
1784 * ira-build.c (ira_flattening): Call
1785 ira_compress_allocno_live_ranges.
1788 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
1790 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
1793 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
1795 * combine.c (make_compound_operation): Handle the 'E' format.
1796 (count_rtxs): Likewise.
1797 (update_table_tick): Likewise.
1798 (get_last_value_validate): Likewise.
1800 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
1802 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
1804 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
1806 * matrix-reorg.c (transform_allocation_sites): Initializers
1807 added to avoid the warning.
1809 2008-09-25 Martin Jambor <mjambor@suse.cz>
1811 * cgraph.c (free_nodes): New variable.
1812 (NEXT_FREE_NODE): New macro.
1813 (cgraph_create_node): Reuse nodes from the free list. Do not
1814 update uid if doing so.
1815 (cgraph_remove_node): Add the node to the free list.
1817 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
1819 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1821 2008-09-24 Richard Henderson <rth@redhat.com>
1823 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
1824 * unwind-dw2.c (execute_stack_op): Handle it.
1826 2008-09-24 David Edelsohn <edelsohn@gnu.org>
1829 2008-09-24 Michael J. Eager <eager@eagercon.com>
1831 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
1833 * c-common.c (fname_decl): New location argument.
1834 * c-common.h (fname_decl): Same.
1835 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
1837 (c_parser_typeof_specifier): Same.
1838 (c_parser_parms_list_declarator): Same.
1839 (c_parser_asm_string_literal): Same.
1840 (c_parser_compound_statement_nostart): Same.
1841 (c_parser_label): Same.
1842 (c_parser_do_statement): Same.
1843 (c_parser_asm_statement): Same.
1844 (c_parser_unary_expression): Same.
1845 (c_parser_sizeof_expression): Same.
1846 (c_parser_postfix_expression): Same.
1847 (c_parser_pragma): Same.
1848 (c_parser_omp_clause_collapse): Same.
1849 (c_parser_omp_clause_num_threads): Same.
1850 (c_parser_omp_clause_schedule): Same.
1851 (c_parser_omp_all_clauses): Same.
1852 (c_parser_omp_sections_scope): Same.
1853 (c_parser_omp_for_loop): Same. Pass condition's location to
1854 c_objc_common_truthvalue_conversion.
1855 (c_parser_enum_specifier): Remove comment.
1857 2008-09-24 Michael J. Eager <eager@eagercon.com>
1859 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1861 * config/rs6000/rs6000.c (rs6000_override_options): Move
1862 rs6000_init_hard_regno_mode_ok after all options changed.
1863 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1864 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1865 -msimple-fpu flags. Add warning messages if single FP not configured.
1866 (rs6000_file_start): Output gnu_attribute for single-float.
1867 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1868 (rs6000_legitimize_address): Likewise.
1869 (rs6000_legitimize_reload_address): Likewise.
1870 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1871 TARGET_SINGLE_FLOAT.
1872 (function_arg_advance): Likewise.
1873 (function_arg): Likewise.
1874 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1875 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1876 TARGET_SINGLE_FLOAT.
1877 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1878 (rs6000_emit_prologue): Likewise.
1879 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1880 TARGET_SINGLE_FLOAT.
1881 (rs6000_libcall_value): Likewise.
1882 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1883 (TARGET_DOUBLE_FLOAT): New default to 1
1884 (TARGET_SIMPLE_FPU): New default to 0
1885 (TARGET_SINGLE_FPU): New default to 0
1886 (TARGET_SINGLE_FLOAT_MODE): New.
1887 (TARGET_DOUBLE_FLOAT_MODE): New.
1888 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1889 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1891 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1892 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1893 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1894 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1895 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1896 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1897 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1898 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1899 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1900 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1901 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1902 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1903 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1904 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1905 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1906 cmptf_internal1, *cmptf_internal2): Condition on
1907 TARGET_DOUBLE_FLOAT.
1908 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1909 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1910 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1911 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1912 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1913 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1914 TARGET_SINGLE_FLOAT.
1915 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1916 * config/rs6000/rs6000.opt (-msingle-float): New.
1917 (-mdouble-float): New.
1918 (-msimple-fpu): New.
1919 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1920 -msingle-float, -mdouble-float, -msimple-fpu options.
1921 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1922 _SOFT_DOUBLE for -msingle-float.
1923 * config.gcc: New config for target=powerpc-xilinx-eabi.
1925 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1927 * config/sparc/constraints.md: New file.
1928 * config/sparc/sparc.md: Include it.
1929 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
1930 (sparc_extra_constraint_check): Delete.
1931 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
1932 (memory_ok_for_ldd): New predicate.
1933 (sparc_extra_constraint_check): Delete.
1934 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
1935 (CONST_OK_FOR_LETTER_P): Likewise.
1936 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1937 (EXTRA_CONSTRAINT): Likewise.
1939 2008-08-23 Steve Ellcey <sje@cup.hp.com>
1941 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
1943 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1945 * alias.c (find_base_value): Use FIND_BASE_TERM.
1946 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
1948 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1950 * config/i386/i386.c: Include cselib.h.
1951 (ix86_pic_register_p): New function.
1952 (ix86_delegitimize_address): Use it to check for the PIC register.
1954 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1956 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
1957 * config/i386/i386.c (ix86_find_base_term): Don't check for
1958 SYMBOL_REF and LABEL_REF.
1960 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1962 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
1963 constant PLUS in a CONST.
1965 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
1967 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
1968 check for sibcall support for w64.
1970 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1972 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
1974 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
1976 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
1977 parser_build_binary_op.
1978 * c-decl.c (build_enumerator): Pass location to build_binary_op.
1979 * c-typeck.c (build_array_ref): Same.
1980 (parser_build_unary_op): New location argument.
1981 (pointer_diff): Pass location to build_binary_op,
1982 c_objc_common_truthvalue_conversion.
1983 (build_modify_expr): Same.
1984 (build_unary_op): New location argument.
1985 (build_binary_op): New location argument.
1986 (c_objc_common_truthvalue_conversion): Pass location to
1987 c_*common_truthvalue_conversion.
1988 * c-convert.c (convert): Same.
1989 * c-common.c (binary_op_error): New location argument.
1990 (pointer_int_sum): Pass location to build_binary_op.
1991 (c_common_truthvalue_conversion): New location argument.
1992 (warn_for_sign_compare): Same.
1993 * c-common.h: Add location argument to c_common_truthvalue_conversion,
1994 binary_op_error, build_binary_op, warn_for_sign_compare.
1995 * c-parser.c (c_parser_condition): Pass location to
1996 c_*common_truthvalue_conversion.
1997 (c_parser_conditional_expression): Save condition's location and pass
1999 (c_parser_binary_expression): Same, but for the binary operator's
2001 (c_parser_omp_for_loop): Pass location to
2002 c_objc_common_truthvalue_conversion.
2004 2008-09-23 Martin Jambor <mjambor@suse.cz>
2006 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2007 (cgraph_node_remove_callees): New temporary f. Hold the next item
2009 (cgraph_node_remove_callers): Likewise.
2011 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2012 (ipa_node_removal_hook): Likewise.
2014 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2015 gimple_call_copy_skip_args and moved to the gimple_call section.
2016 * gimple.c (gimple_copy_call_skip_args): Renamed to
2017 gimple_call_copy_skip_args. Changed al users.
2019 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2021 * ira-color.c (start_allocno_priorities): Rename to
2022 setup_allocno_priorities. Use costs and
2023 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2024 range lengths. Get rid off doubles.
2025 (ira_fast_allocations): Call start_allocno_priorities.
2027 2008-09-22 David Daney <ddaney@avtrex.com>
2030 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2031 register if TARGET_LONG_CALLS.
2033 2008-09-22 Richard Guenther <rguenther@suse.de>
2035 PR tree-optimization/37145
2036 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2037 value-numbering union accesses with their offset and size only.
2038 (visit_reference_op_load): Fix simplification of inserted conversions.
2039 * tree-ssa-pre.c (find_or_generate_expression): Do not
2040 recursively generate expressions if running FRE.
2042 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2044 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2045 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2048 2008-09-22 Richard Guenther <rguenther@suse.de>
2050 PR tree-optimization/37145
2051 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2052 (phi_translate_1): Constant fold references.
2054 2008-09-22 Ira Rosen <irar@il.ibm.com>
2056 PR tree-optimization/37482
2057 * tree-vectorizer.h (struct _slp_instance): Add new field.
2058 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2059 (get_earlier_stmt): New function.
2060 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2062 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2063 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2064 asserts that GSI points to the scalar statement being vectorized.
2065 Set new statement location according to GSI.
2066 (vect_schedule_slp_instance): Use GSI of
2067 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2069 2008-09-21 Jan Hubicka <jh@suse.cz>
2071 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2072 (ipcp_insert_stage): Update dead_nodes bitmap.
2074 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2077 * config/i386/t-cygming (SHLIB_LC): Remove.
2078 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2079 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2081 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2085 * final.c (mark_symbol_ref_as_used): New helper function.
2086 (output_operand): Instead of just looking inside MEMs for
2087 SYMBOL_REFs, use new helper function and for_each_rtx.
2088 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2089 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2090 Make head comment more general.
2091 * config/darwin.c (machopic_output_indirection): Handle weak
2092 references here, like in assemble_external.
2094 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2096 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2097 (sparc_emit_float_lib_cmp): Change return type.
2098 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2099 (gen_compare_operator): New function.
2100 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2101 the comparison sequence. Minor tweaks.
2102 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2103 that the final operator and the result of sparc_emit_float_lib_cmp
2104 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2105 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2106 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2107 result of sparc_emit_float_lib_cmp match for software TFmode.
2108 (movqicc, movhicc, movsicc, movdicc): Merge into...
2109 (mov<I:mode>cc): ...this.
2110 (movsfcc, movdfcc, movtfcc): Merge into...
2111 (mov<F:mode>cc): ...this.
2112 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2114 (mov<I:mode>_cc_v9): ...this.
2115 (movdi_cc_sp64_trunc): Delete.
2116 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2117 movdi_cc_reg_sp64): Merge into...
2118 (mov<I:mode>_cc_reg_sp64): ...this.
2119 (movsf_cc_sp64): Rename into...
2120 (movsf_cc_v9): ...this.
2121 (movdf_cc_sp64): Rename into...
2122 (movdf_cc_v9): ...this.
2123 (movtf_cc_hq_sp64): Rename into...
2124 (movtf_cc_hq_v9): ...this.
2125 (movtf_cc_sp64): Rename into...
2126 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2128 2008-09-21 Diego Novillo <dnovillo@google.com>
2130 * doc/gccint.texi: Include generic.texi and gimple.texi.
2132 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2133 (GIMPLE): Move to gimple.texi.
2134 (Annotations): Remove references to to stmt_ann_t and
2136 (SSA Operands): Rename from 'Statement Operands'.
2137 * doc/generic.texi: New.
2138 * doc/gimple.texi: New.
2139 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2140 * Makefile.in (TEXI_GCCINT_FILES):
2141 * gimple.c (gimple_copy_call_skip_args): Rename from
2142 giple_copy_call_skip_args. Update all users.
2143 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2145 2008-09-21 Ira Rosen <irar@il.ibm.com>
2147 PR tree-optimization/37539
2148 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2149 statement in related statement field only for the first load of the
2150 group of loads with the same data reference.
2152 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2154 * config/mips/mips.h (TUNE_OCTEON): New macro.
2155 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2156 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2157 * config/mips/octeon.md: New file.
2158 * config/mips/mips.md: Include octeon.md. Restore
2159 semi-alphabetical order of include files.
2161 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2164 * config/i386/i386.md (*jcc_fused_1): Removed.
2165 (*jcc_fused_2): Likewise.
2166 (*jcc_fused_3): Likewise.
2167 (*jcc_fused_4): Likewise.
2169 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2171 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2172 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2173 * target.h (gcc_target): Add ira_cover_classes.
2174 * ira.c: Remove IRA_COVER_CLASSES guards.
2175 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2176 instead of IRA_COVER_CLASSES.
2177 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2178 (setup_class_translate): Likewise.
2179 (setup_reg_class_intersect_union): Likewise.
2180 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2181 test of targetm.ira_cover_classes.
2182 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2183 of IRA_COVER_CLASSES.
2184 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2185 (TARGET_INITIALIZER): Include it.
2186 * targhooks.h (default_ira_cover_classes): Declare.
2187 * targhooks.c (default_ira_cover_classes): New function.
2189 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2191 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2193 2008-09-19 Ian Lance Taylor <iant@google.com>
2195 * varasm.c (narrowing_initializer_constant_valid_p): Return
2196 NULL_TREE if ENDTYPE is not an integer.
2198 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2201 * tree-ssa.c (execute_update_addresses_taken): Also update
2202 DECL_GIMPLE_REG_P for vector and complex types.
2204 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2205 Jan Hubicka <jh@suse.cz>
2208 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2209 empty before freeing them.
2210 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2212 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2214 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2215 * config/xtensa/predicates.md (tls_symbol_operand): New.
2216 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2217 (TARGET_CANNOT_FORCE_MEM): Define.
2218 (xtensa_tls_symbol_p): New.
2219 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2220 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2221 (xtensa_tls_module_base): New.
2222 (xtensa_call_tls_desc): New.
2223 (xtensa_legitimize_tls_address): New.
2224 (xtensa_legitimize_address): Handle TLS symbols.
2225 (xtensa_tls_referenced_p_1): New.
2226 (xtensa_tls_referenced_p): New.
2227 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2229 (XTENSA_BUILTIN_THREAD_POINTER): New.
2230 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2231 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2232 builtin. Add declarations for __builtin_thread_pointer and
2233 __builtin_set_thread_pointer.
2234 (xtensa_fold_builtin): Recognize new builtins.
2235 (xtensa_expand_builtin): Expand new builtins.
2236 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2237 (TARGET_THREADPTR): Define.
2238 (HAVE_AS_TLS): Define default value.
2239 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2240 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2241 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2242 (UNSPECV_SET_TP): New.
2243 (sym_TPOFF, sym_DTPOFF): New.
2244 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2245 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2246 * configure: Regenerated.
2248 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2251 * config/ia64/ia64.c (ia64_optimization_options): Move
2252 checking and setting flag_schedule_insns_after_reload and
2253 ia64_flag_schedule_insns2 back to ...
2254 (ia64_override_options): Here.
2256 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2259 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2260 zero extend count after the correction to it is done.
2261 (doloop_optimize): Update call to doloop_modify, don't zero extend
2264 2008-09-18 Martin Jambor <mjambor@suse.cz>
2266 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2268 * ipa-prop.c: Correct comments.
2269 * ipa-prop.h: Likewise.
2271 2008-09-18 Jan Hubicka <jh@suse.cz>
2274 * ipa-reference.c (ipa_reference_local_vars_info_d,
2275 ipa_reference_global_vars_info_d,
2276 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2277 ipa_reference_vars_info_t): Move here from ipa-reference.h
2278 (node_duplication_hook_holder, node_removal_hook_holder): New.
2279 (get_reference_vars_info_from_cgraph): Rename to ...
2280 (get_reference_vars_info): ... this one, use cgraph uids.
2281 (get_local_reference_vars_info, get_global_reference_vars_info):
2282 Use cgraph instead of decl.
2283 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2285 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2286 ipa_reference_get_written_global,
2287 ipa_reference_get_not_written_global): Use cgraph argument.
2288 (check_call): Simplify avail check.
2289 (scan_stmt_for_static_refs): Update.
2290 (propagate_bits): Update.
2291 (merge_callee_local_info): Remove.
2292 (init_function_info): Use cgraph nodes.
2293 (clean_function_local_data): Break out from ...
2294 (clean_function): ... here.
2295 (copy_local_bitmap, copy_global_bitmap): New functions.
2296 (duplicate_node_data, remove_node_data): New functions.
2297 (generate_summary): Register hooks; use visibility instead of
2299 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2300 * ipa-reference.h (ipa_reference_local_vars_info_d,
2301 ipa_reference_global_vars_info_d,
2302 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2303 ipa_reference_vars_info_t): Move to ipa-reference.c
2304 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2306 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2307 ipa_reference_get_not_read_global,
2308 ipa_reference_get_not_written_global): Update prototype.
2309 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2310 (init_state): Remove.
2311 (node_duplication_hook_holder, node_removal_hook_holder): New.
2312 (get_function_state, set_function_state): Use VECtor.
2313 (analyze_function): Check body availability.
2314 (add_new_function): Likewise.
2315 (duplicate_node_data, remove_node_data): New.
2316 (generate_summary): Register hooks; do not care about clones.
2317 (propafate): Do not care about clones; recursive functions are
2319 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2320 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2321 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2323 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2324 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2325 Update call of ipa-reference accesors.
2327 2008-09-18 Simon Baldwin <simonb@google.com>
2329 * c-opts.c (c_common_handle_option): Add handling for
2330 -Wbuiltin-macro-redefined command line option.
2331 * c.opt: Added builtin-macro-redefined option.
2332 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2335 2008-09-18 Richard Guenther <rguenther@suse.de>
2337 PR tree-optimization/37258
2338 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2339 and signedness for integral types.
2340 (vn_phi_eq): Require compatible types.
2342 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2345 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2346 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2348 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2349 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2350 ggc_free other TREE_LIST nodes from that chain.
2351 * function.c (instantiate_decls): Instantiate also DECL_RTL
2352 of vars in cfun->local_decls, free that list afterwards.
2354 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2356 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2357 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2359 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2361 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2362 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2364 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2366 PR tree-optimization/37102
2367 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2368 from a node. Check to see if another PHI is dead.
2369 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2370 remove real PHIs which have no uses.
2371 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2373 2008-09-18 Richard Guenther <rguenther@suse.de>
2376 * tree-cfg.c (remove_useless_stmts_1): Remove
2377 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2379 2008-09-18 Nick Clifton <nickc@redhat.com>
2381 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2382 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2383 to frv_secondary_reload_class.
2384 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2385 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2386 (frv_secondary_reload_class): Omit unused parameter.
2387 (frv_secondary_reload): New function. Handle the case when
2388 secondary_reload_class() is called before the reload_(in|out)
2389 _optabs have been initialised.
2390 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2392 * config/frv/frv.md: Define an exclusion set between fr550_m0
2395 2008-09-18 Richard Guenther <rguenther@suse.de>
2397 PR tree-optimization/37456
2398 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2399 want to insert after ends a BB insert on the single fallthru
2402 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2404 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2405 Mention -march=z9-109, z9-ec and z10.
2407 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
2409 PR rtl-optimization/37544
2410 * regrename.c (maybe_mode_change): Exit early when copy_mode
2411 is narrower than orig_mode and narrower than new_mode.
2413 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
2416 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
2418 * sched-rgn.c (ref_counts): Remove.
2419 (insn_referenced): New static variable.
2420 (INSN_REF_COUNT): Remove.
2421 (sched_run_compute_dependencies): Use insn_referenced instead of
2423 (add_branch_dependences): Likewise. Delete dead assignment.
2425 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
2427 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
2428 consumer is an asm. Add comment why this is important.
2429 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
2430 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2432 2008-09-17 Joseph Myers <joseph@codesourcery.com>
2434 * expr.c (emit_group_store): Do not shift before moving via a
2437 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
2439 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
2440 from aggregate to non-aggregate type if the bit pattern is not fully
2441 preserved afterwards.
2443 2008-09-17 Richard Guenther <rguenther@suse.de>
2445 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
2446 (verify_gimple_assign): ... this. Split into ...
2447 (verify_gimple_assign_unary): ... this,
2448 (verify_gimple_assign_binary): ... that,
2449 (verify_gimple_assign_single): ... and this.
2450 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
2451 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
2452 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
2453 (verify_types_in_gimple_reference): Be forgiving with
2455 (verify_gimple_phi): Deal with virtual operands.
2457 * tree.def (PREDICT_EXPR): Change to tcc_expression.
2459 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2461 * tree.c (get_callee_fndecl): Don't call the language hook.
2462 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
2463 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
2464 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
2466 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2468 * tree.c (protected_set_expr_location): Don't unnecessarily
2469 check for error_mark_node.
2471 2008-09-17 Art Haas <ahaas@impactweather.com>
2473 * ipa-reference.c (analyze_function): Declare step only if
2474 ENABLE_CHECKING is defined.
2476 2008-09-17 Jan Hubicka <jh@suse.cz>
2479 * tree.h (DECL_INLINE): remove.
2480 (DECL_DECLARED_INLINE_P): Update docs.
2481 (DECL_NO_INLINE_WARNING_P): new.
2482 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
2483 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
2485 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2486 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2489 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
2492 2008-09-17 Jan Hubicka <jh@suse.cz>
2494 * ipa-reference.c (ipa_obstack): Remove.
2495 (local_info_obstack, global_info_obstack): New.
2496 (add_static_var): We now handle variables only.
2497 (mark_address_taken, mark_load, mark_store): New functions based on ...
2498 (check_operand): ... remove.
2499 (get_asm_stmt_operands): Rename to ...
2500 (check_asm_memory_clobber): ... this. Look only for memory clobber.
2501 (scan_stmt_for_static_refs): Rewrite.
2502 (scan_op_for_static_refs): Rename to ...
2503 (scan_initializer_for_static_refs): do not look for VAR_DECL
2504 initializers; stop recursion on types and decls.
2505 (ipa_init): Use proper obstacks.
2506 (analyze_variable): Use scan_initializer_for_static_refs.
2507 (init_function_info): Use local obstack.
2508 (analyze_function): Simplify.
2509 (add_new_function): We don't need visited_nodes obstack.
2510 (generate_summary): Use proper obstacks; cleanup after propagation.
2512 2008-09-17 Richard Guenther <rguenther@suse.de>
2515 PR tree-optimization/37491
2516 * alias.c (get_alias_set): Use the canonical type.
2517 * tree-vect-transform.c (vectorizable_store): Use the type of
2518 the lhs for the vector type. Adjust checking.
2519 (vectorizable_load): Adjust checking.
2521 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2522 Adam Nemet <anemet@caviumnetworks.com>
2524 PR rtl-optimization/37483
2525 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
2526 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
2527 Rearrange code to better match the original comment. Check
2528 t_unconditional first. Improve comment.
2530 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2533 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
2534 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
2537 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
2538 GIMPLE_TRY if cleanup sequence is empty.
2540 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
2543 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
2544 eliminate IV if the cost are the same.
2546 2008-09-16 Richard Guenther <rguenther@suse.de>
2549 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
2552 2008-09-16 Richard Guenther <rguenther@suse.de>
2554 PR tree-optimization/37508
2555 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
2557 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
2559 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
2561 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2563 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
2564 use gen_floatdidf2 directly.
2565 (floatunssidf2): Likewise.
2566 (floatsidf_ppc64_mfpgpr): Remove.
2567 (floatsidf_ppc64): Remove.
2568 (floatunssidf_ppc64): Remove.
2570 2008-09-15 Jakub Jelinek <jakub@redhat.com>
2572 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
2573 rather than update_cost_queue.
2575 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
2576 in every call starting with the second one, instead of only when
2577 alias_bitmap_obstack.elements != NULL.
2579 * tree-predcom.c (filter_suitable_components): Free all refs in
2580 act->refs vector before calling release_component.
2581 (add_ref_to_chain): Free ref if not adding it to chain->refs.
2583 * tree-data-ref.c (free_subscripts): Free all subscript objects.
2585 * tree-loop-linear.c (linear_transform_loops): Initialize
2586 lambda_obstack only after calling perfect_loop_nest_depth.
2587 Goto free_and_continue instead of just continue for later failures.
2590 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
2593 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
2595 2008-09-14 Andreas Schwab <schwab@suse.de>
2597 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
2599 2008-09-14 Jan Hubicka <jh@suse.cz>
2601 * invoke.texi (-fconserve-stack): Document.
2602 * opts.c (decode_options): Handle conserve_stack.
2603 * common.opt (fconvserve_stack): New.
2605 2008-09-14 David Edelsohn <edelsohn@gnu.org>
2607 * config.host: Add x-aix to host_xmake_file.
2608 * config/rs6000/t-aix52: Do not override LDFLAGS.
2609 * config/rs6000/x-aix: New file.
2611 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
2617 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
2618 is not recognized as a valid register usage. Allow REG_X to be used
2620 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
2621 forces a reload when using a base register.
2623 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
2625 * config/i386/cygming-crtend.c (register_frame_ctor): If
2626 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
2627 directly with atexit.
2628 (deregister_frame_ctor): Rename to ...
2629 (deregister_frame_dtor): Use to call __gcc_deregister_frame
2630 if !DEFAULT_USE_CXA_ATEXIT.
2632 2008-09-13 Jan Hubicka <jh@suse.cz>
2634 * cgraph.c: Include value-prof.h
2635 * Makefile.in (cgraph.o): Add value-prof.h dependency.
2637 2008-09-13 Jan Hubicka <jh@suse.cz>
2640 * tree-profile.c (add_abnormal_goto_call_edges): New function.
2641 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
2642 tree_gen_one_value_profiler, tree_gen_average_profiler,
2643 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
2645 2008-09-13 Jan Hubicka <jh@suse.cz>
2647 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
2648 too many bytes on misalligned blocks.
2650 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2652 * doc/cfg.texi: Fix some typos.
2653 * doc/extend.texi: Likewise.
2654 * doc/install.texi: Likewise.
2655 * doc/invoke.texi: Likewise.
2656 * doc/rtl.texi: Likewise.
2657 * doc/tree-ssa.texi: Likewise.
2659 2008-09-13 Richard Guenther <rguenther@suse.de>
2662 * tree-nested.c (finalize_nesting_tree_1): Generate valid
2663 gimple stores for memory rhs.
2665 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
2667 PR rtl-optimization/37489
2668 * cse.c (fold_rtx): Don't return const_true_rtx for float
2669 compare if FLOAT_STORE_FLAG_VALUE is undefined.
2671 2008-09-13 Jan Hubicka <jh@suse.cz>
2673 PR tree-optimization/37392
2674 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
2676 2008-09-13 Martin Jambor <mjambor@suse.cz>
2677 Jan Hubicka <jh@suse.cz>
2679 * cgraph.c (free_edges): New variable.
2680 (NEXT_FREE_EDGE): New macro.
2681 (cgraph_free_edge): New function.
2682 (cgraph_remove_edge): Call cgraph_remove_edge_1.
2683 (cgraph_node_remove_callees): Likewise.
2684 (cgraph_node_remove_callers): Likewise.
2685 (cgraph_create_edge): Reuse edges from the free list. Do not
2686 update uid if doing so.
2687 (cgraph_remove_*_hook): Add free call.
2689 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
2691 * ira-color.c (conflict_allocno_vec): Delete.
2692 (update_cost_queue_elem): New structure.
2693 (update_cost_queue): New variable.
2694 (update_cost_queue_tail): Likewise.
2695 (update_cost_queue_elems): Likewise.
2696 (allocno_update_cost_check): Delete.
2697 (initiate_cost_update): Allocate update_cost_queue_elems
2698 instead of allocno_update_cost_check.
2699 (finish_cost_update): Update the free()s accordingly.
2700 (start_update_cost): New function.
2701 (queue_update_cost): Likewise.
2702 (get_next_update_cost): Likewise.
2703 (update_copy_costs_1): Inline into...
2704 (update_copy_costs): ...here. Use a queue instead of recursive calls.
2705 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
2706 once we've established they are equal. Don't allocate update
2707 costs if there is nothing to add to them.
2708 (update_conflict_hard_regno_costs): Remove ALLOCNO and
2709 DIVISOR arguments. Use a queue instead of recursive calls;
2710 process all the allocnos in the initial queue, rather than
2712 (assign_hard_reg): Use queue_update_cost instead of
2713 conflict_allocno_vec. Queue coalesced allocnos instead
2714 of calling update_conflict_hard_regno_costs for each one.
2715 Just call update_conflict_hard_regno_costs once for the
2717 (ira_color): Remove conflict_allocno_vec handling.
2719 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2721 PR tree-optimization/37484
2722 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
2723 (save_var_name): Same.
2724 (initialize_cloog_names): Same.
2725 (initialize_cloog_names): Same.
2727 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2729 * tree-scalar-evolution.c (set_instantiated_value): Set
2732 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
2736 * ira-build.c (common_loop_tree_node_dominator): Remove.
2737 (copy_live_ranges_to_removed_store_destinations): New function.
2738 (regno_top_level_allocno_map): Move to top level from ...
2739 (ira_flattening): ... here. Use
2740 copy_live_ranges_to_removed_store_destinations.
2742 * ira-emit.c (generate_edge_moves): Fix a comment.
2744 2008-09-12 Anatoly Sokolov <aesok@post.ru>
2747 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
2748 scratch register after 'set' pattern.
2750 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2752 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
2753 information passed to mark_reg_pointer.
2754 * explow.c (force_reg): Likewise.
2756 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2758 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
2759 when building for the celledp architecture.
2761 2008-09-12 Richard Guenther <rguenther@suse.de>
2763 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
2765 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
2767 PR rtl-optimization/37424
2768 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
2769 the regnos instead of the addresses.
2771 2008-09-11 Janis Johnson <janis187@us.ibm.com>
2773 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
2775 2008-09-11 Richard Guenther <rguenther@suse.de>
2777 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
2778 entering the weaker equivalence recording.
2780 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
2782 2008-09-11 Jeff Law <law@redhat.com>
2784 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
2785 by assign_stack_local on the IRA path for stack slot sharing
2786 as well as the non-IRA path.
2788 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
2790 * config/i386/i386.h: Fix whitespace issues.
2792 2008-09-11 Martin Jambor <mjambor@suse.cz>
2794 * ipa-prop.h (struct ipa_param_flags): Removed.
2795 (struct ipa_param_descriptor): New structure.
2796 (struct ipa_node_params): ipcp_lattices, param_decls and
2797 param_flags moved to ipa_param_description.
2798 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
2799 descriptors. Renamed all users.
2800 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
2801 changed to access descriptors. Renamed all users.
2802 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
2803 to access descriptors. Renamed all users.
2804 * ipa-cp.c (ipcp_init_cloned_node): Call
2805 ipa_initialize_node_params instead of ipa_count_formal_params and
2806 ipa_create_param_decls_array.
2807 (ipcp_analyze_node): Likewise.
2808 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
2809 descriptors. Renamed all users.
2810 (ipcp_initialize_node_lattices): Remove allocation.
2811 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2812 ipa_initialize_node_params instead of ipa_count_formal_params and
2813 ipa_create_param_decls_array.
2814 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
2815 ipa_populate_param_decls, made static, added parameter info,
2816 renamed mt to node, removed allocation, changed to use
2818 (ipa_count_formal_params): Made static, added parameter info,
2820 (ipa_initialize_node_params): New function.
2821 (ipa_check_stmt_modifications): Changed to use descriptors.
2822 (ipa_detect_param_modifications): Removed allocation, changed to
2824 (ipa_note_param_call): Changed to use descriptors.
2825 (ipa_analyze_params_uses): Removed allocation.
2826 (ipa_free_node_params_substructures): Changed to use descriptors.
2827 (ipa_edge_duplication_hook): Use the unused attribute.
2828 (ipa_node_duplication_hook): Use the unused attribute, changed to
2829 use descriptors, changed to duplicate descriptors.
2831 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
2832 changed all callers. Call ipa_propagate_indirect_call_infos if doing
2833 indirect inlining. Made static.
2834 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
2835 functions called only once.
2836 (cgraph_decide_recursive_inlining): Don't call
2837 ipa_propagate_indirect_call_infos, pass new_edges to
2838 cgraph_mark_inline_edge instead.
2839 (cgraph_decide_inlining_of_small_functions): Don't call
2840 ipa_propagate_indirect_call_infos, pass new_edges to
2841 cgraph_mark_inline_edge instead.
2842 (cgraph_decide_inlining): Don't call
2843 ipa_propagate_indirect_call_infos.
2844 * ipa-prop.c: Check that vectors are allocated.
2846 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
2847 iff a new cgraph edges have been created.
2848 (cgraph_decide_inlining): New variable redo_always_inline.
2849 Flattening and always_inlining loop until callgraph stabilizes.
2850 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
2851 true iff new cgraph edges have been created.
2852 (propagate_info_to_inlined_callees): Likewise.
2853 (ipa_propagate_indirect_call_infos): Likewise.
2855 2008-09-11 Richard Guenther <rguenther@suse.de>
2857 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
2858 (set_prologue_iterations): Likewise.
2859 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2861 (vect_update_init_of_dr): Likewise.
2862 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
2864 * fold-const.c (fold_unary): Do not generate calculations
2867 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
2869 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
2870 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
2871 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
2873 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
2875 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
2876 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
2877 before finalizing the changes.
2878 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
2880 (simplify_truth_ops_using_ranges): New.
2881 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
2882 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
2883 whether a simplification was made.
2884 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
2885 use a switch statement and also call simplify_truth_ops_using_ranges.
2887 2008-09-11 Jan Hubicka <jh@suse.cz>
2889 * ggc-common.c (loc_array): Make static.
2890 * dce.c (rest_of_handle_ud_dce): Free worklist.
2892 2008-09-11 Jan Hubicka <jh@suse.cz>
2894 * cgraph.c (cgraph_release_function_body): Plug memory leak on
2895 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
2896 function so we are sure we do not dangle it forever.
2897 * function.c (outer_function_chain, find_function_data): Remove.
2898 (function_context_stack): New.
2899 (push_function_context, pop_function_context): Update.
2900 * function.h (struct function): Remove pointer outer.
2901 (outer_function_chain, find_function_data): Remove.
2902 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
2904 2008-09-11 Jan Hubicka <jh@suse.cz>
2907 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
2909 2008-09-11 Jan Hubicka <jh@suse.cz>
2911 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
2913 2008-09-11 Jan Hubicka <jh@suse.cz>
2915 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
2916 (free_var_map_entry): New function.
2917 (redirect_edge_var_map_destroy): Use it.
2919 2008-09-11 Jan Hubicka <jh@suse.cz>
2922 * tree-inline.c (add_lexical_block): Replace with ...
2923 (prepend_lexical_block): ... prepend at begginig.
2924 (remap_blocks): Use it and reverse later.
2925 (expand_call_inline): Use prepend_lexical_block.
2927 2008-09-11 Jan Hubicka <jh@suse.cz>
2929 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
2931 2008-09-11 Jan Hubicka <jh@suse.cz>
2933 * function.c (free_after_compilation): Call insn_locators_free.
2934 * cfglayout.c (insn_locators_free): New function.
2935 * rtl.h (insn_locators_free): Declare.
2937 2008-09-11 Jan Hubicka <jh@suse.cz>
2939 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
2941 (cond_move_process_if_block): Update call.
2943 2008-09-11 Jan Hubicka <jh@suse.cz>
2945 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
2946 * vec.c: Include hashtab.h
2947 (vec_descriptor, ptr_hash_entry): New structures.
2948 (vec_desc_hash, vec_ptr_map): New static variables.
2949 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
2950 register_overhead, free_overhead, vec_heap_free): New functions.
2951 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
2952 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
2953 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
2956 2008-09-11 Ira Rosen <irar@il.ibm.com>
2958 PR tree-optimization/37474
2959 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
2960 length of load permutation.
2962 2008-09-11 Andreas Schwab <schwab@suse.de>
2964 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
2966 2008-09-11 Jakub Jelinek <jakub@redhat.com>
2969 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
2970 * dse.c (find_shift_sequence): Use extract_low_bits instead of
2971 simplify_gen_subreg.
2973 2008-09-11 Ira Rosen <irar@il.ibm.com>
2975 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
2978 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2981 * gimplify.c (gimplify_body): Call default_rtl_profile.
2984 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
2985 instead of tok->val.node if not expanding to something else. Handle
2986 intervening CPP_PADDING tokens.
2987 (altivec_categorize_keyword): Remove unneeded comparisons.
2989 2008-09-10 Richard Guenther <rguenther@suse.de>
2991 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
2993 2008-09-10 Richard Guenther <rguenther@suse.de>
2996 * tree-inline.c (insert_init_stmt): Make sure to not
2997 insert invalid gimple stores.
2999 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3001 PR tree-optimization/37388
3002 * toplev.c (process_options): Fail and warn when graphite
3003 flags are used, but the compiler has not been configured
3004 with graphite libraries.
3005 * graphite.c (graphite_transform_loops): Remove printfs
3006 to dump_file for the case when graphite is not available.
3008 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3011 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3012 the even element into register.
3013 (ix86_expand_vector_init_general): Don't use
3014 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3015 if we can't move from GPR to SSE register directly.
3017 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3019 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3020 not lose track of the number of NOPs needed. Number of NOPs needed
3021 for sync vs. loads workaround was switched; corrected. Run second
3022 pass for all workarounds. No NOPs needed after call insns. Change
3023 second pass to use find_next_insn_start and find_load helpers in order
3024 to properly detect parallel insns.
3025 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3027 2008-09-10 Jan Hubicka <jh@suse.cz>
3029 * value-prof.c (gimple_ic): Fix tuplification bug.
3030 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3033 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3035 PR tree-optimization/37353
3036 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3037 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3038 calls instead of cond_dead_built_in_calls.
3039 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3040 initalize the vector only before adding first entry. Use VEC_safe_push
3041 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3042 shrink_wrap_conditional_dead_built_in_calls call.
3044 2008-09-10 Ira Rosen <irar@il.ibm.com>
3046 PR tree-optimization/37385
3047 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3048 argument, and use it as a vector type if not NULL.
3049 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3051 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3052 additional argument.
3053 (vectorizable_load): Likewise.
3055 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3057 * config/i386/i386.md (SWI32): New mode iterator.
3058 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3061 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3063 PR rtl-optimization/37435
3064 * caller-save.c (insert_restore, insert_save): Check the mode by
3067 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3070 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3072 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3075 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3077 * doc/invoke.texi (ARM Options): Correct errors in discussion
3078 of -mfloat-abi, -mhard-float, and -msoft-float.
3080 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3081 Jan Hubicka <jh@suse.cz>
3084 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3085 calling gimple_regimplify_operands on it. Iterate over all newly
3086 added statements, not just the last one.
3087 (insert_init_stmt): Insert stmt into seq first, then call
3088 gimple_regimplify_operands on it. Don't create new gimplification
3089 context, nor find referenced vars.
3091 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3094 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3095 to pointer to vector pointer.
3096 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3097 propagate_info_to_inlined_callees): Likewise.
3098 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3099 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3100 ipa_check_create_edge_args.
3101 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3102 argument to pointer to vector pointer.
3103 (cgraph_decide_inlining_of_small_function): Adjust
3104 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3108 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3109 optimizing for size, not speed.
3111 PR rtl-optimization/37408
3112 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3113 if parm is promoted.
3115 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3117 PR tree-optimization/37375
3118 * tree-scalar-evolution.c (scev_info_str): Add field
3120 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3121 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3122 set_instantiated_value): Pass instantiated_below.
3123 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3125 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3126 the definitions are not instantiated.
3128 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3129 (block_before_loop): New.
3130 * tree-data-ref.c (dr_analyze_indices): Update uses of
3132 * graphite.c (block_before_scop): New.
3133 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3134 basic block, not a loop for determining the parameters.
3135 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3137 (idx_record_params, find_params_in_bb, find_scop_parameters,
3138 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3139 to instantiate_scev.
3141 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3143 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3147 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3149 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3150 Check zero freq and increase if necessary.
3152 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3154 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3155 regno is in the right range. Add comments.
3157 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3159 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3161 * mips-tfile.c (copy_object): Cast alloca result to int *.
3162 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3164 Rename class to sclass.
3165 (read_tfile): Cast read_seek return values to proper types.
3166 Cast xcalloc return value to proper type.
3168 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3170 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3171 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3172 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3174 2008-09-09 Jan Hubicka <jh@suse.cz>
3176 * profile.c (is_edge_inconsistent): Add debug output; ignore
3177 negative count on fake edges.
3178 (is_inconsistent): Add debug output.
3180 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3182 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3184 (choose_ready): When first insn is chosen from the ready list, also
3187 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3189 PR rtl-optimization/37360
3190 * haifa-sched.c (max_issue): Do not assert that we never issue more
3191 insns than issue_rate. Add comment.
3193 2008-09-09 Richard Guenther <rguenther@suse.de>
3195 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3196 (verify_types_in_gimple_call): Rename to ...
3197 (verify_gimple_call): ... this. Enhance.
3198 (verify_types_in_gimple_cond): Remove.
3199 (verify_gimple_comparison): New function ...
3200 (verify_types_in_gimple_assign): ... split out from here.
3201 (verify_types_in_gimple_return): Rename to ...
3202 (verify_gimple_return): ... this. Enhance.
3203 (verify_types_in_gimple_switch): Rename to ...
3204 (verify_gimple_switch): ... this. Enhance.
3205 (verify_gimple_goto): New function.
3206 (verify_types_in_gimple_phi): Rename to ...
3207 (verify_gimple_phi): ... this. Enhance.
3208 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3209 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3210 (verify_types_in_gimple_seq_2): Remove cases handled in
3211 verify_types_in_gimple_stmt.
3213 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3215 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3216 (push_multiple_operation, pop_multiple_operation): Set it.
3217 (workaround_rts_anomaly): New function.
3218 (workaround_speculation): New function, broken out of bfin_reorg.
3219 (bfin_reorg): Call the new functions.
3221 2008-09-09 Richard Guenther <rguenther@suse.de>
3225 * gimplify.c (gimplify_conversion): Change conversions of
3226 non-register type to VIEW_CONVERT_EXPRs.
3227 (gimplify_addr_expr): If we need to make the operand
3228 addressable make sure to use a properly initialized
3229 temporary for that so it gets a valid gimple store.
3231 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3233 * function.h (struct function): Add function_start_locus.
3234 * cfgexpand.c (gimple_expand_cfg): Use it.
3235 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3237 2008-09-09 Richard Guenther <rguenther@suse.de>
3239 PR tree-optimization/37433
3240 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3243 2008-09-09 Richard Guenther <rguenther@suse.de>
3245 PR tree-optimization/37387
3246 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3247 and bits to a common type.
3249 2008-09-09 Nick Clifton <nickc@redhat.com>
3251 * config/v850/v850.md (return): Restore frame size restriction.
3253 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3255 * c-common.c (c_expand_decl): Remove.
3256 * c-common.h (anon_aggr_type_p): Remove prototype.
3257 (DECL_ANON_UNION_ELEMS): Remove.
3258 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3259 * c-decl.c (anon_aggr_type_p): Remove.
3260 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3261 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3262 * langhooks.h (struct lang_hooks): Remove expand_decl.
3263 * langhooks.c (lhd_expand_decl): Remove.
3264 * stmt.c (expand_anon_union_decl): Remove.
3265 * tree.h (expand_anon_union_decl): Remove prototype.
3267 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3270 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3272 * config/avr/avr.md (QISI) : Define mode iterator.
3273 (negated_tst<mode>) : Redefine as split using mode macro.
3274 (reversed_tstqi): Define insn as reversed compare with zero.
3275 (reversed_tsthi): Ditto.
3276 (reversed_tstsi): Ditto.
3278 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3281 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3282 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3285 * predict.c (optimize_function_for_size_p): Don't segfault if
3287 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3288 tree_swap_operands_p): Don't test cfun != NULL before calling
3289 optimize_function_for_s*_p.
3291 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3293 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3296 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3298 * crx/crx.h (IRA_COVER_CLASSES): Define.
3300 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3303 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3304 even when a stmt has been gimple_modified_p, but after fold_stmt is
3305 not any longer. Remove unneeded may_have_exposed_new_symbols
3308 2008-09-08 Richard Guenther <rguenther@suse.de>
3310 PR tree-optimization/37421
3311 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3314 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3317 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3319 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3322 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3323 * pa-hpux10.h (LINK_SPEC): Likewise.
3324 * pa-hpux11.h (LINK_SPEC): Likewise.
3326 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3328 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3329 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3331 2008-09-07 Helge Deller <deller@gmx.de>
3333 * pa/linux-atomic.c: New file.
3334 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3335 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3337 2008-09-07 Richard Guenther <rguenther@suse.de>
3338 Ira Rosen <irar@il.ibm.com>
3340 PR tree-optimization/36630
3341 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3342 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3344 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3345 Ira Rosen <irar@il.ibm.com>
3347 PR tree-optimization/35642
3348 * config/rs6000/altivec.md (mulv8hi3): Implement.
3350 2008-09-06 Jeff Law <law@redhat.com>
3352 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3354 2008-09-06 Jan Hubicka <jh@suse.cz>
3356 PR tree-optimization/14703
3357 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3359 * passes.c (init_optimization_passes): Recompute inline parameters.
3361 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3363 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3366 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3367 Peter Fuerst <post@pfrst.de>
3369 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3370 * doc/extend.texi: Document __builtin_mips_cache.
3371 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3372 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3373 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3374 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3375 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3376 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3377 (set_push_mips_isas): New variable.
3378 (mips_r10k_cache_barrier): New variable.
3379 (cache): New availability predicate.
3380 (mips_builtins): Add an entry for __builtin_mips_cache.
3381 (mips_build_cvpointer_type): New function.
3382 (MIPS_ATYPE_CVPOINTER): New macro.
3383 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3385 (r10k_simplified_address_p, r10k_simplify_address)
3386 (r10k_uncached_address_p, r10k_safe_address_p)
3387 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3388 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3389 (r10k_insert_cache_barriers): New functions.
3390 (mips_reorg_process_insns): Delete cache barriers after a
3391 branch-likely instruction.
3392 (mips_reorg): Call r10k_insert_cache_barriers.
3393 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3394 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3395 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3396 (mips_cache, r10k_cache_barrier): New define_insns.
3398 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3400 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3401 * ira-color.c (setup_allocno_left_conflicts_num): Use
3402 hard_reg_set_equal_p instead of a comparison with
3403 ira_zero_hard_reg_set.
3404 * ira.c (setup_reg_subclasses): Likewise.
3405 (setup_cover_and_important_classes): Likewise.
3406 (setup_class_translate): Likewise.
3407 (setup_reg_class_intersect_union): Likewise.
3408 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3409 (ira_init_once): Don't initialize them.
3411 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3413 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
3415 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3417 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
3419 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3421 Improved branch hints, safe hints, and scheduling.
3423 * haifa-sched.c (sched_emit_insn) : Define.
3424 * sched-int.h (sched_emit_insn) : Add prototype.
3425 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
3426 -mhint-max-distance -msafe-hints) : Document.
3427 * config/spu/spu.c (spu_flag_var_tracking): New.
3428 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
3429 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
3430 TARGET_ASM_FILE_START): Define.
3431 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
3432 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
3433 (spu_emit_branch_hint): Add blocks argument.
3434 (insert_branch_hints, insert_nops): Remove.
3435 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
3436 uses_ls_unit, spu_sched_init_global, spu_sched_init,
3437 spu_sched_reorder, asm_file_start): New functions.
3438 (clock_var, spu_sched_length, pipe0_clock,
3439 pipe1_clock, prev_clock_var, prev_priority,
3440 spu_ls_first, prev_ls_clock): New static variables.
3441 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
3442 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
3443 (nopn_nv): Add a non-volatile version of nop.
3444 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
3445 -mhint-max-distance, -msafe-hints): New options.
3447 2008-09-05 Janis Johnson <janis187@us.ibm.com>
3448 Samuel Tardieu <sam@rfc1149.net>
3450 * opts.c (decode_options): Combine nested if statements.
3453 * opts.c (decode_options): Handle more relationships among
3454 unit-at-a-time, toplevel-reorder, and section-anchors.
3456 2008-09-05 David Daney <ddaney@avtrex.com>
3458 * doc/install.texi (--enable-reduced-reflection): Document new option.
3460 2008-09-05 Bob Wilson <bob.wilson@acm.org>
3462 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
3464 (constantpool_operand): New.
3465 (move_operand): Disallow sub-word modes for the constant pool.
3466 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
3467 (xtensa_secondary_reload_class): Replace with....
3468 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
3469 Set icode for sub-word reloads from the constant pool.
3470 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
3471 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3472 * config/xtensa/xtensa.md (reload<mode>_literal): New.
3473 * config/xtensa/xtensa-protos.h: Update prototypes.
3475 2008-09-05 Joseph Myers <joseph@codesourcery.com>
3477 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
3478 (REG_CLASS_NAMES): Update.
3479 (REG_CLASS_CONTENTS): Update.
3480 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
3481 of ALL_REGS for regs 77 and 78.
3482 * function.c (instantiate_virtual_regs_in_insn): Assert that
3483 return value of simplify_gen_subreg is not NULL.
3485 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
3487 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
3488 (gen_rtvec_v): Fix coding standards.
3490 2008-09-04 Jan Hubicka <jh@suse.cz>
3492 * i386.c (decide_alg): Be more conservative about optimizing for size.
3494 2008-09-04 Ian Lance Taylor <iant@google.com>
3496 * varasm.c (narrowing_initializer_constant_valid_p): New
3498 (initializer_constant_valid_p): Call it.
3500 2008-09-04 Jeff Law <law@redhat.com>
3502 * fold-const.c (native_encode_real): Fix computation of WORDS.
3503 (native_interpret_real): Likewise.
3505 2008-09-04 Janis Johnson <janis187@us.ibm.com>
3507 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
3509 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3511 * ira-conflicts.c (process_regs_for_copy): Check insn to check
3512 that the cost is already taken into account in ira-costs.c
3514 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
3516 * ira-build.c (print_copy, print_copies, ira_debug_copy,
3517 ira_debug_copies): New.
3518 (ira_bulid): Call print_copies.
3520 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
3522 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
3525 * config/rs6000/rs6000.c (optimization_options): Remove check of
3526 flag_toplevel_order.
3528 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3530 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
3531 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
3532 second operand is a reg_imm10_operand.
3533 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
3534 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
3535 (*seq_<GPR:mode><GPR2:mode>): Rename to
3536 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
3538 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
3539 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
3541 (*sne_<GPR:mode><GPR2:mode>): Rename to
3542 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
3545 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3547 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
3548 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
3549 combining an arithmetic right shift by more than 31 and a
3550 trunction. Don't match for out-of-range shift amounts. Set
3551 attribute mode to <MODE>.
3552 (*lshr32_trunc<mode>): Name the pattern combining a logical right
3553 shift by 32 and and a truncation. Set attribute mode to <MODE>.
3554 (*<optab>_trunc<mode>_exts): New pattern for truncated right
3555 shifts by less than 32.
3556 (extv): Change predicate on first operand to accept registers.
3557 Change predicate of the other operands from immediate_operand to
3558 const_int_operand. Expand exts when source is a register.
3559 (extzv): Change predicate of the constant operands from
3560 immediate_operand to const_int_operand.
3561 (extzv<mode>): Change predicate of the constant operands from
3562 immediate_operand to const_int_operand and no constraint. Also
3564 (*extzv_trunc<mode>_exts): New pattern.
3566 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3568 * config/mips/mips.h (ISA_HAS_CINS): New macro.
3569 * config/mips/mips-protos.h (mask_low_and_shift_p,
3570 mask_low_and_shift_len): Declare.
3571 * config/mips/mips.c (mask_low_and_shift_p,
3572 mask_low_and_shift_len): New functions.
3573 (mips_print_operand): Handle new operand prefix "m".
3574 * config/mips/mips.md (*cins<mode>): New pattern.
3576 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3578 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
3579 optimizing for size.
3581 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3583 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
3584 regardless of epilogue_completed.
3586 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3589 * ira-lives.c (process_bb_node_lives): Check setjmp.
3591 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3594 * ira-build.c (form_loop_tree): Reverse BB walk.
3595 (create_bb_allocnos): Likewise.
3596 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
3597 (mark_reg_store): Rename to...
3598 (mark_ref_live): ...this and take a df_ref argument instead of
3599 note_stores arguments. Assert that we have a register.
3600 (mark_reg_clobber): Delete.
3601 (def_conflicts_with_inputs_p): New function.
3602 (mark_reg_conflicts): Delete.
3603 (mark_reg_death): Rename to...
3604 (mark_ref_dead): ...this and take a df_ref argument instead of
3605 a register. Assert that we have a register.
3606 (process_bb_node_lives): Hoist frequency calculation out of
3607 instruction walk. Convert from a forwards scan to a backwards scan.
3608 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
3609 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
3610 (create_allocno_live_ranges): Don't create regs_set.
3612 2008-09-04 Ian Lance Taylor <iant@google.com>
3614 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
3615 or REG_LABEL_TARGET.
3616 * calls.c (emit_library_call_value_1): Use MEM_P rather than
3617 comparing MODE with MEM.
3618 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
3619 comparing with GF_PREDICT_TAKEN.
3620 (gimple_get_lhs): Change code to enum gimple_code.
3621 (gimple_set_lhs): Likewise.
3622 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
3623 * omp-low.c (find_omp_clause): Change kind parameter to enum
3625 * tree-flow.h (find_omp_clause): Update declaration.
3626 * regrename.c (clear_dead_regs): Change kind parameter to enum
3628 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
3630 * see.c (see_get_extension_data): Change return type to enum
3631 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
3632 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
3633 (see_gen_normalized_extension): Change extension_code parameter to
3635 (see_seek_pre_extension_expr): Change extension_code to enum
3637 (see_merge_one_def_extension): Likewise.
3638 (see_handle_relevant_defs): Likewise.
3639 (see_handle_relevant_uses): Likewise.
3640 (see_analyze_one_def): Likewise.
3641 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
3642 GIMPLE_ASM rather than ASM_EXPR.
3643 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
3644 GIMPLE_RETURN rather than RETURN_EXPR.
3645 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
3646 (evaluate_stmt): Likewise.
3647 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
3648 to enum vect_relevant.
3649 (vect_mark_stmts_to_be_vectorized): Change assertion to not
3650 compare gimple codes with tree codes.
3652 2008-09-04 Paul Brook <paul@codesourcery.com>
3654 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
3656 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3658 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
3659 pointer check lost in the recent no-unit-at-a-time patch.
3661 2008-09-04 Jan Hubicka <jh@suse.cz>
3664 * tree-switch-conversion.c (check_final_bb): Accept only IP
3667 2008-09-04 Jan Hubicka <jh@suse.cz>
3669 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
3671 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
3672 using_ranges argument.
3673 (vrp_evaluate_conditional): Avoid bogus warning for type range.
3674 (vrp_visit_cond_stmt): Update call of
3675 vrp_evaluate_conditional_warnv_with_ops
3677 2008-09-04 Jan Hubicka <jh@suse.cz>
3679 PR tree-optimization/37345
3680 PR tree-optimization/37358
3681 PR tree-optimization/37357
3682 * tree.c (build_function_type_skip_args): Build distinct type copy;
3684 (build_function_decl_skip_args): Set type of new decl not orig decl;
3685 clear DECL_VINDEX for methods turned into functions.
3687 2008-09-04 Nick Clifton <nickc@redhat.com>
3689 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
3690 * configure: Regenerate.
3691 * config.in: Regenerate.
3692 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
3693 alignment field, if it is supported.
3695 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
3697 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
3700 2008-09-03 David Edelsohn <edelsohn@gnu.org>
3702 * config/rs6000/rs6000.c (processor_target_table): Do not
3703 enable VMX for POWER6.
3705 2008-09-03 Anton Blanchard <anton@samba.org>
3707 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
3708 emit memory barrier before operation.
3710 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
3713 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
3714 default_elf_asm_output_external.
3716 2008-09-03 Jeff Law <law@redhat.com>
3718 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
3720 2008-09-03 Richard Henderson <rth@redhat.com>
3722 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
3723 memory barrier to below the test-and-set.
3724 (alpha_split_lock_test_and_set_12): Likewise.
3726 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3730 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
3733 * ira-color.c (print_loop_title): Use all_allocnos.
3734 (color_pass): Ditto. Don't add border_allocnos. Check that
3735 subloop allocno in the correspdoning bitmap all_allocnos.
3737 * ira-emit.c (change_loop): Use all_allocnos.
3739 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
3740 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
3741 (create_cap_allocno): Remove setting mentioned_allocnos.
3742 (create_insn_allocnos): Ditto.
3743 (remove_unnecessary_allocnos): Use all_allocnos.
3744 (check_allocno_creation): Check that allocnos are in the
3745 corresponding bitmap all_allocnos.
3747 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3751 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
3752 (process_regs_for_copy): Process subregs. Refine check when cost
3753 is taken into account in ira-costs.c.
3754 (process_reg_shuffles): Use REG_SUBREG_P.
3755 (add_insn_allocno_copies): Ditto. Ignore modes.
3757 * ira-color.c (conflict_allocno_vec): New.
3758 (COST_HOP_DIVISOR): New macro.
3759 (update_copy_costs_1): Use it.
3760 (update_conflict_hard_regno_costs): New function.
3761 (assign_hard_reg): Use it.
3762 (ira_color): Allocate and free conflict_allocno_vec.
3764 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3768 * ira-int.h (ira_sort_insn_chain): Remove.
3770 * ira.c (basic_block_order_nums, chain_insn_order,
3771 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
3772 (ira): Don't call ira_sort_insn_chain.
3774 * reload1.c (reload): Don't call ira_sort_insn_chain.
3776 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3779 * cgraphunit.c (update_call_expr): Remove eh regions from statements
3780 which become non throw.
3781 (cgraph_function_versioning): Also clear DECL_WEAK. Call
3782 update_call_expr after updating the flags on the decl.
3784 2008-09-03 Jan Hubicka <jh@suse.cz>
3786 PR tree-optimization/37315
3787 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
3788 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
3789 (cgraph_analyze_functions): Use node->analyzed
3790 (cgraph_mark_functions_to_output): Likewise.
3791 (cgraph_expand_function): All functions can be released after
3793 (cgraph_optimize): Use gimple_has_body_p.
3794 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
3795 (cgraph_decide_inlining_incrementally): Likewise.
3796 (inline_transform): Inline transform.
3797 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
3799 (inlinable_function_p): Drop gimple_body check.
3800 (expand_call_inline): Use gimple_has_body_p.
3801 * gimple.c (gimple_has_body_p): New.
3802 * gimple.h (gimple_has_body_p): Add prototype.
3803 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
3804 (dump_function_to_file): Use gimple_has_body_p check.
3806 2008-09-03 Jakub Jelinek <jakub@redhat.com>
3809 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
3811 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
3813 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3815 From Michael Frysinger <michael.frysinger@analog.com>
3816 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
3817 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
3820 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
3823 * doc/extend.texi: Document picoChip builtin functions.
3824 * doc/invoke.texi: Document picoChip options.
3825 * doc/contrib.texi: Add picoChip contribution.
3826 * doc/md.texi: Document picoChip constraints.
3827 * config.gcc: Add picochip-*-*.
3828 * config/picochip/: Add new port.
3830 2008-09-03 Richard Guenther <rguenther@suse.de>
3832 PR tree-optimization/37328
3833 * tree-sra.c (sra_build_assignment): Gimplify properly.
3834 (generate_copy_inout): Take the correct stmt as definition,
3835 remove bogus assert.
3837 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3839 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
3842 From Michael Frysinger <michael.frysinger@analog.com>
3843 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
3845 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
3847 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
3848 (__gthread_setspecific): Revert 2008-08-31 change to
3849 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
3851 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
3853 * diagnostic.c (error_at): New.
3854 * toplev.h (error_at): New prototype.
3855 * c-typeck.c (build_array_ref): Call error_at instead of error.
3856 Pass location to pedwarn.
3858 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
3860 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
3862 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3864 * dwarf2out.c (tree_add_const_value_attribute): Only handle
3865 VAR_DECL and CONST_DECL.
3867 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3868 Jakub Jelinek <jakub@redhat.com>
3870 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
3871 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
3872 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
3873 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
3874 Don't set ix86_save_varrargs_registers.
3875 (ix86_setup_incoming_varargs): Assume cum != NULL.
3876 (ix86_va_start): Check ix86_varargs_gpr_size and
3877 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
3878 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
3879 from frame pointer if ix86_varargs_gpr_size == 0.
3880 (ix86_compute_frame_layout): Updated.
3881 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
3882 (ix86_varargs_gpr_size): Define.
3883 (ix86_varargs_fpr_size): Likewise.
3884 (machine_function): Remove save_varrargs_registers.
3885 Add varargs_gpr_size and varargs_fpr_size.
3887 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3889 * config/alpha/alpha.c (va_list_skip_additions,
3890 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
3891 (alpha_gimplify_va_arg): Call unshare_expr on second use of
3894 PR tree-optimization/36766
3895 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
3896 for already removed basic blocks.
3899 * real.c (real_maxval): Clear a lower bit to make real_maxval
3900 match get_max_float for IBM long double format.
3902 2008-09-02 Andreas Schwab <schwab@suse.de>
3904 * configure.ac: Use m4_quote to quote the expansion of m4_do.
3905 * configure: Regenerate.
3907 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
3909 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
3910 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
3911 checking for a non-VOID CONSTANT_P.
3913 2008-09-02 Jan Hubicka <jh@suse.cz>
3915 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
3916 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
3919 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3921 * expr.c (emit_group_store): Don't assert stack temp mode size.
3923 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
3924 Tobias Grosser <grosser@fim.uni-passau.de>
3925 Jan Sjodin <jan.sjodin@amd.com>
3926 Harsha Jagasia <harsha.jagasia@amd.com>
3927 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3928 Konrad Trifunovic <konrad.trifunovic@inria.fr>
3929 Adrien Eliche <aeliche@isty.uvsq.fr>
3931 Merge from graphite branch.
3934 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
3935 * doc/invoke.texi (-floop-block, -floop-interchange,
3936 -floop-strip-mine): Document new flags.
3937 * tree-into-ssa.c (gimple_vec): Moved...
3938 * tree-loop-distribution.c (rdg_component): Moved...
3939 * cfgloopmanip.c: Include tree-flow.h.
3940 (update_dominators_in_loop): New.
3941 (create_empty_if_region_on_edge): New.
3942 (create_empty_loop_on_edge): New.
3943 (loopify): Use update_dominators_in_loop.
3944 * tree-pass.h (pass_graphite_transforms): Declared.
3945 * configure: Regenerate.
3946 * tree-phinodes.c (make_phi_node): Export.
3947 (add_phi_node_to_bb): New, split from create_phi_node.
3948 * tree-chrec.c (for_each_scev_op): New.
3949 * tree-chrec.h (for_each_scev_op): Declared.
3950 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
3951 (remove_statement): Call get_phi_with_result.
3952 * config.in (HAVE_cloog): Undef.
3953 * gdbinit.in (pgg): New.
3954 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
3955 * tree-ssa-loop.c (graphite_transforms): New.
3956 (gate_graphite_transforms): New.
3957 (pass_graphite_transforms): New.
3958 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
3959 HAVE_cloog): Defined.
3960 * tree-vectorizer.c (rename_variables_in_bb): Export.
3961 * tree-data-ref.c (dr_may_alias_p): Export.
3962 (stmt_simple_memref_p): New.
3963 (find_data_references_in_stmt): Export.
3964 (find_data_references_in_loop): Export.
3965 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
3966 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
3967 (create_rdg_vertices): Export.
3968 (build_empty_rdg): New.
3969 (build_rdg): Call build_empty_rdg. Free dependence_relations.
3970 * tree-data-ref.h (rdg_component): ... here.
3972 (struct data_reference): Add a field scop.
3974 (find_data_references_in_loop): Declared.
3975 (find_data_references_in_stmt): Declared.
3976 (create_rdg_vertices): Declared.
3977 (dr_may_alias_p): Declared.
3978 (stmt_simple_memref_p): Declared.
3979 (struct rdg_edge): Add a field ddr_p relation.
3980 (build_empty_rdg): Declared.
3981 * lambda.h (lambda_matrix): Declare a VEC of.
3982 (find_induction_var_from_exit_cond): Declared.
3983 (lambda_vector_compare): New.
3984 * common.opt (fgraphite, floop-strip-mine,
3985 floop-interchange, floop-block): New flags.
3986 * lambda-code.c (find_induction_var_from_exit_cond): Export.
3987 * cfgloop.c (is_loop_exit): New.
3988 * cfgloop.h (is_loop_exit): Declared.
3989 (create_empty_if_region_on_edge): Declared.
3990 (create_empty_loop_on_edge): Declared.
3991 * tree-flow.h (add_phi_node_to_bb): Declared.
3992 (make_phi_node): Declared.
3993 (rename_variables_in_bb): Declared.
3994 (perfect_loop_nest_depth): Declared.
3995 (graphite_transform_loops): Declared.
3996 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
3997 (graphite.o-warn): Add -Wno-error.
3998 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
3999 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4000 (INCLUDES): Add PPLINC, CLOOGINC.
4001 (OBJS-common): Add graphite.o.
4002 (graphite.o): Add rule.
4003 * gimple.h (gimple_vec): ... here.
4004 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4005 * passes.c (init_optimization_passes): Schedule
4006 pass_graphite_transforms.
4008 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4011 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4012 and -fno-toplevel-reorder after handle_options.
4014 2008-09-02 Paul Brook <paul@codesourcery.com>
4016 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4017 (arm_override_options): Set arm_tune_cortex_a9.
4018 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4019 (arm_issue_rate): Handle cortexa9.
4020 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4021 * config/arm/arm-cores.def: Add cortex-a9.
4022 * config/arm/arm-tune.md: Regenerate.
4023 * config/arm/arm.md: Include cortex-a9.md.
4024 (generic_sched, generic_vfp): Add cortexa9.
4025 * config/arm/cortex-a9.md: New file.
4027 2008-09-02 Richard Guenther <rguenther@suse.de>
4029 PR tree-optimization/37327
4030 * tree-vrp.c (register_new_assert_for): Make sure to not have
4031 TREE_OVERFLOW set on the bound.
4033 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4035 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4037 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4038 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4041 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4043 * gcc/config/spu/spu.md (divdf3): Removed.
4045 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4047 PR tree-optimization/37095
4048 * cgraph.c (cgraph_node): When creating new cgraph node after
4049 assembler_name_hash has been populated, record it in the hash
4052 2008-09-01 Paul Brook <paul@codesourcery.com>
4054 * doc/invoke.texi: Document -mword-relocations.
4055 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4056 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4057 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4058 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4059 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4060 (arm_emit_movpair): New function.
4061 (arm_print_operand <c>): Handle sybolic addresses.
4062 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4063 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4064 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4065 * config/arm/arm.opt: Add -mword-relocations.
4066 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4067 (arm_movt, arm_movw): New.
4069 2008-09-01 Paul Brook <paul@codesourcery.com>
4071 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4072 Allow Interworking on ARMv4 EABI based targets.
4073 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4074 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4076 2008-09-01 Paul Brook <paul@codesourcery.com>
4078 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4079 optimized LT0 test. Remove optimization for GT.
4081 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4083 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4084 openmp applications.
4085 * pa-hpux11.h (LIB_SPEC): Likewise.
4087 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4090 2008-09-01 Jan Hubicka <jh@suse.cz>
4092 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4093 present, use only counts; when guessed use only frequencies.
4094 (estimate_bb_frequencies): Use function_frequency.
4095 * profile.c (compute_branch_probabilities): Exit early when
4096 profile reading failed. Set profile_status.
4097 (branch_prob): Do not set profile_status.
4099 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4101 * tree.c (protected_set_expr_location): New.
4102 * tree.h (protected_set_expr_location): New prototype.
4103 * c-tree.h (build_array_ref): Add argument.
4104 (parser_build_unary_op): Same.
4105 * c-typeck.c (build_indirect_ref): Handle new location argument.
4106 (build_array_ref): Same.
4107 (parser_build_unary_op): Same.
4108 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4110 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4112 * c-common.c (finish_label_address_expr): Handle new location argument.
4113 * c-common.h (build_indirect_ref): Add argument.
4114 (finish_label_address_expr): Same.
4115 * c-parser.c (c_parser_unary_expression): Pass location to build
4117 (c_parser_postfix_expression): Same.
4119 2008-09-01 Paul Brook <paul@codesourcery.com>
4121 * config/arm/arm.md: Include cortex-r4f.md.
4122 (attr fpu): Update type list.
4123 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4124 fconstd, fcmps and fcmpd.
4125 (attr tune_cortexr4): Define.
4126 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4127 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4128 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4129 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4130 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4131 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4132 cortex_a8_vfp_farith: Ditto.
4133 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4134 * config/arm/cortex-r4.md: Use tune_cortexr4.
4135 * config/arm/cortex-r4f.md: New file.
4137 2008-09-01 Richard Guenther <rguenther@suse.de>
4139 PR tree-optimization/37305
4140 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4141 the result of constant conversions.
4142 (fold_gimple_assign): Likewise.
4144 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4146 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4147 #ifdef ENABLE_CHECKING.
4149 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4151 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4152 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4153 when !INSN_SCHEDULING.
4155 2008-09-01 Andreas Schwab <schwab@suse.de>
4157 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4159 2008-09-01 Paul Brook <paul@codesourcery.com>
4161 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4163 2008-09-01 Jan Hubicka <jh@suse.cz>
4165 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4167 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4169 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4170 * gimplify.c (gimplify_init_constructor): Add speed operand.
4171 * tree-sra.c (decide_block_copy): Likewise.
4172 * tree-inline.c (estimate_move_cost): Likewise.
4173 * config/alpha/alpha.h (MOVE_RATIO): Update.
4174 * config/frv/frv.c (MOVE_RATIO): Update.
4175 * config/spu/spu.h (MOVE_RATIO): Update.
4176 * config/sparc/sparc.h (MOVE_RATIO): Update.
4177 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4178 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4179 * config/cris/cris.h (MOVE_RATIO): Update.
4180 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4181 * config/arm/arm.h (MOVE_RATIO): Update.
4182 * config/pa/pa.md: Update uses of MOVE_RATIO
4183 * config/pa/pa.h (MOVE_RATIO): Update.
4184 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4185 CLEAR_RATIO, SET_RATIO): Update.
4186 * config/h8300/h8300.h (MOVE_RATIO): Update.
4187 * config/v850/v850.h (MOVE_RATIO): Update.
4188 * config/bfin/bfin.h (MOVE_RATIO): Update.
4190 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4191 Dmitry Melnik <dm@ispras.ru>
4192 Dmitry Zhurikhin <zhur@ispras.ru>
4193 Alexander Monakov <amonakov@ispras.ru>
4194 Maxim Kuvyrkov <maxim@codesourcery.com>
4196 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4197 sel-sched-dump.c, sel-sched-ir.c: New files.
4198 * Makefile.in (OBJS-common): Add selective scheduling object files.
4199 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4200 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4201 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4202 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4203 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4204 (make_forwarder_block): Update loop latch if we have redirected
4205 the loop latch edge.
4206 * cfgloop.c (get_loop_body_in_custom_order): New function.
4207 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4208 (CP_FALLTHRU_PREHEADERS): Likewise.
4209 (get_loop_body_in_custom_order): Declare.
4210 * cfgloopmanip.c (has_preds_from_loop): New.
4211 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4212 Assert that the preheader edge will be fall thru when it is set.
4213 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4214 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4215 fsel-sched-substitution, fselective-scheduling): New flags.
4216 * cse.c (hash_rtx_cb): New.
4218 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4219 sel_sched_insn_cnt): New counters.
4220 * final.c (compute_alignments): Export. Free dominance
4221 info after loop_optimizer_finalize.
4222 * genattr.c (main): Output maximal_insn_latency prototype.
4223 * genautomata.c (output_default_latencies): New.
4224 Factor its code from ...
4225 (output_internal_insn_latency_func): ... here.
4226 (output_internal_maximal_insn_latency_func): New.
4227 (output_maximal_insn_latency_func): New.
4228 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4229 (struct hard_reg_set_iterator): New.
4230 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4231 hard_reg_set_iter_next): New functions.
4232 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4233 * lists.c (remove_free_INSN_LIST_node,
4234 remove_free_EXPR_LIST_node): New functions.
4235 * loop-init.c (loop_optimizer_init): When
4236 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4237 calling create_preheaders.
4238 (loop_optimizer_finalize): Do not verify flow info after reload.
4239 * recog.c (validate_replace_rtx_1): New parameter simplify.
4240 Default it to true. Update all uses. Factor out simplifying
4242 (simplify_while_replacing): ... this new function.
4243 (validate_replace_rtx_part,
4244 validate_replace_rtx_part_nosimplify): New.
4245 * recog.h (validate_replace_rtx_part,
4246 validate_replace_rtx_part_nosimplify): Declare.
4247 * rtl.c (rtx_equal_p_cb): New.
4248 (rtx_equal_p): Use it.
4249 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4250 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4251 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4252 * vecprim.h: Add a vector type for unsigned int.
4253 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4254 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4255 ready_try, cycle_issued_insns, spec_info): Make global.
4256 (readyp): Initialize.
4257 (dfa_lookahead): New global variable.
4258 (old_max_uid, old_last_basic_block): Remove.
4259 (h_i_d): Make it a vector.
4260 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4262 (after_recovery, adding_bb_to_current_region_p):
4263 New variables to handle correct insertion of the recovery code.
4264 (struct ready_list): Move declaration to sched-int.h.
4265 (rgn_n_insns): Removed.
4266 (rtx_vec_t): Move to sched-int.h.
4267 (find_insn_reg_weight): Remove.
4268 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4269 (haifa_init_h_i_d, haifa_finish_h_i_d):
4270 New functions to initialize / finalize haifa instruction data.
4271 (extend_h_i_d, init_h_i_d): Rewrite.
4272 (unlink_other_notes): Move logic to add_to_note_list. Handle
4273 selective scheduler.
4274 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4275 find_fallthru_edge): Make global, remove static prototypes.
4276 (max_issue): Make global. Add privileged_n and state parameters. Use
4278 (extend_global, extend_all): Removed.
4279 (init_before_recovery): Add new param. Fix the handling of the case
4280 when we insert a recovery code before the EXIT which has a predecessor
4281 with a fallthrough edge to it.
4282 (create_recovery_block): Make global. Rename to
4283 sched_create_recovery_block. Update.
4284 (change_pattern): Rename to sched_change_pattern. Make global.
4285 (speculate_insn): Rename to sched_speculate_insn. Make global.
4286 Split haifa-specific functionality into ...
4287 (haifa_change_pattern): New static function.
4288 (sched_extend_bb): New static function.
4289 (sched_init_bbs): New function.
4290 (current_sched_info): Change type to struct haifa_sched_info.
4291 (insn_cost): Adjust for selective scheduling.
4292 (dep_cost_1): New function. Move logic from ...
4293 (dep_cost): ... here.
4294 (dep_cost): Use dep_cost_1.
4295 (contributes_to_priority_p): Use sched_deps_info instead of
4297 (priority): Adjust to work with selective scheduling. Process the
4298 corner case when all dependencies don't contribute to priority.
4299 (rank_for_schedule): Use ds_weak instead of dep_weak.
4300 (advance_state): New function. Move logic from ...
4301 (advance_one_cycle): ... here.
4302 (add_to_note_list, concat_note_lists): New functions.
4303 (rm_other_notes): Make static. Adjust for selective scheduling.
4304 (remove_notes, restore_other_notes): New functions.
4305 (move_insn): Add two arguments. Update assert. Don't call
4307 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4308 Remove more_issue, max_points. Move the code to initialize
4309 max_lookahead_tries to max_issue.
4310 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4311 ready. Adjust use of move_insn. Call restore_other_notes.
4313 (sched_init, sched_finish): Move Haifa-specific initialization/
4315 (haifa_sched_init, haifa_sched_finish): ... respectively.
4317 (setup_sched_dump): New function.
4318 (haifa_init_only_bb): New static function.
4319 (haifa_speculate_insn): New static function.
4320 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4321 (extend_ready, extend_all): Remove.
4322 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4323 (create_check_block_twin, add_to_speculative_block): Use
4324 haifa_insns_init instead of extend_global. Update to use new
4325 initialization functions. Change parameter. Factor out code from
4326 create_check_block_twin to ...
4327 (sched_create_recovery_edges) ... this new function.
4328 (add_block): Remove.
4329 (sched_scan_info): New.
4330 (extend_bb): Use sched_scan_info.
4331 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4332 static functions for walking through scheduling region.
4333 (sched_luids): New vector variable to replace uid_to_luid.
4334 (luids_extend_insn): New function.
4335 (sched_max_luid): New variable.
4336 (luids_init_insn): New function.
4337 (sched_init_luids, sched_finish_luids): New functions.
4338 (insn_luid): New debug function.
4339 (sched_extend_target): New function.
4340 (haifa_init_insn): New static function.
4341 (sched_init_only_bb): New hook.
4342 (sched_split_block): New hook.
4343 (sched_split_block_1): New function.
4344 (sched_create_empty_bb): New hook.
4345 (sched_create_empty_bb_1): New function.
4346 (common_sched_info, ready): New global variables.
4347 (current_sched_info_var): Remove.
4348 (move_block_after_check): Use common_sched_info.
4349 (haifa_luid_for_non_insn): New static function.
4350 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4351 (increase_insn_priority): New.
4352 * modulo-sched.c: (issue_rate): Remove static declaration.
4353 (sms_sched_info): Change type to haifa_sched_info.
4354 (sms_sched_deps_info, sms_common_sched_info): New variables.
4355 (setup_sched_infos): New.
4356 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4357 Do not call regstat_free_calls_crossed.
4358 (sms_print_insn): Use const_rtx.
4359 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4360 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4361 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4362 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4363 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4364 current_sched_info to use it.
4365 (enum reg_pending_barrier_mode): Move to sched-int.h.
4366 (h_d_i_d): New variable. Initialize to NULL.
4367 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4369 (estimate_dep_weak): Remove static declaration.
4370 (sched_has_condition_p): New function. Adjust users of
4371 sched_get_condition to use it instead.
4372 (conditions_mutex_p): Add arguments indicating which conditions are
4374 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4375 argument to indicate whether returned condition is reversed. Do not
4376 generate new rtx when condition should be reversed; indicate it by
4377 setting new argument instead.
4378 (add_dependence_list_and_free): Add deps parameter.
4379 Update all users. Do not free dependence list when
4380 deps context is readonly.
4381 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4383 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4384 (remove_from_deps): New. Use the above functions.
4385 (cur_insn, can_start_lhs_rhs_p): New static variables.
4386 (add_or_update_back_dep_1): Initialize present_dep_type.
4387 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4388 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4389 haifa_note_dep): New functions implementing dependence hooks for
4390 the Haifa scheduler.
4391 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4392 note_dep): New functions.
4393 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4395 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4396 (free_deps): Initialize deps->reg_last.
4397 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4398 sched_analyze_insn): Update to use dependency hooks infrastructure
4399 and readonly contexts.
4400 (deps_analyze_insn): New function. Move part of logic from ...
4401 (sched_analyze): ... here. Also move some logic to ...
4402 (deps_start_bb): ... here. New function.
4403 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4405 (sched_deps_init): New function. Move code from ...
4406 (init_dependency_caches): ... here. Remove.
4407 (init_deps_data_vector): New.
4408 (sched_deps_finish): New function. Move code from ...
4409 (free_dependency_caches): ... here. Remove.
4410 (init_deps_global, finish_deps_global): Adjust for use with
4411 selective scheduling.
4412 (get_dep_weak): Move logic to ...
4413 (get_dep_weak_1): New function.
4414 (ds_merge): Move logic to ...
4415 (ds_merge_1): New static function.
4416 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
4417 (ds_get_max_dep_weak): New function.
4418 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
4419 (n_insns): Rename to rgn_n_insns.
4420 (debug_ebb_dependencies): New function.
4421 (init_ready_list): Use it.
4422 (begin_schedule_ready): Use sched_init_only_bb.
4423 (ebb_print_insn): Indicate when an insn starts a new cycle.
4424 (contributes_to_priority, compute_jump_reg_dependencies,
4425 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
4426 (add_block1): Remove to ebb_add_block.
4427 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
4428 (schedule_ebb): Initialize them. Use remove_notes instead of
4429 rm_other_notes. Use haifa_local_init/finish.
4430 (schedule_ebbs): Use haifa_sched_init/finish.
4431 * sched-int.h: Include vecprim.h, remove rtl.h.
4432 (struct ready_list): Delete declaration.
4433 (sched_verbose_param, enum sched_pass_id_t,
4434 bb_vec_t, insn_vec_t, rtx_vec_t): New.
4435 (struct sched_scan_info_def): New structure.
4436 (sched_scan_info, sched_scan, sched_init_bbs,
4437 sched_init_luids, sched_finish_luids, sched_extend_target,
4438 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
4439 (struct common_sched_info_def): New.
4440 (common_sched_info, haifa_common_sched_info,
4441 sched_emulate_haifa_p): Declare.
4443 (sched_luids): Declare.
4444 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
4445 (sched_max_luid, insn_luid): Declare.
4446 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
4447 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
4448 print_insn, print_pattern, print_value, haifa_classify_insn,
4449 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
4450 setup_sched_dump, sched_init, sched_finish,
4451 sel_insn_is_speculation_check): Export.
4452 (struct ready_list): Move from haifa-sched.c.
4453 (ready_try, ready, max_issue): Export.
4454 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
4455 sched_init_only_bb, sched_split_block, sched_split_block_1,
4456 sched_create_empty_bb, sched_create_empty_bb_1,
4457 sched_create_recovery_block, sched_create_recovery_edges): Export.
4458 (enum reg_pending_barrier_mode): Export.
4459 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
4461 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
4462 print_insn field. Move add_block and fix_recovery_cfg to
4463 common_sched_info_def. Move compute_jump_reg_dependencies,
4465 (struct sched_deps_info_def): ... this new structure.
4466 (sched_deps_info): Declare.
4467 (struct spec_info_def): Remove weakness_cutoff, add
4468 data_weakness_cutoff and control_weakness_cutoff.
4469 (spec_info): Declare.
4470 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
4472 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
4473 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
4474 (current_sched_info): Change type to struct haifa_sched_info.
4475 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
4476 (h_d_i_d): New variable.
4477 (HDID): New accessor macro.
4478 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
4479 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
4481 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
4482 (enum SCHED_FLAGS): Update for selective scheduler.
4483 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
4484 (init_dependency_caches, free_dependency_caches): Delete declarations.
4485 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
4486 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
4487 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
4488 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
4489 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
4491 (rm_other_notes): Delete declaration.
4492 (schedule_block): Remove one argument.
4493 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
4494 ready_element, ready_lastpos, sched_extend_ready_list,
4495 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
4496 concat_note_lists): Export.
4497 (struct region): Move from sched-rgn.h.
4498 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4499 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4500 BLOCK_TO_BB, CONTAINING_RGN): Export.
4501 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
4502 (current_nr_blocks, current_blocks, target_bb): Likewise.
4503 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
4504 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
4505 sched_rgn_local_init, extend_regions,
4506 rgn_make_new_region_out_of_new_block, compute_priorities,
4507 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
4508 extend_rgns, deps_join rgn_setup_common_sched_info,
4509 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
4510 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
4511 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
4512 increase_insn_priority): Likewise.
4513 * sched-rgn.c: Include sel-sched.h.
4514 (ref_counts): New static variable. Use it ...
4515 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
4516 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
4517 (sched_is_disabled_for_current_region_p): Delete static declaration.
4518 (struct region): Move to sched-int.h.
4519 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4520 ebb_head): Define and initialize.
4521 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4522 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
4523 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
4525 (find_single_block_region): Add new argument to indicate that EBB
4526 regions should be constructed.
4527 (debug_live): Delete declaration.
4528 (current_nr_blocks, current_blocks, target_bb):
4529 Remove static qualifiers.
4530 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
4532 (init_regions): Delete declaration.
4533 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
4534 rgn_estimate_number_of_insns): New.
4535 (too_large): Use estimate_number_of_insns.
4536 (haifa_find_rgns): New. Move the code from ...
4537 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
4538 (free_trg_info): New.
4539 (compute_trg_info): Allocate candidate tables here instead of ...
4540 (init_ready_list): ... here.
4541 (rgn_print_insn): Use const_rtx.
4542 (contributes_to_priority, extend_regions): Delete static declaration.
4543 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
4544 (add_block1): Rename to rgn_add_block.
4545 (debug_rgn_dependencies): Delete static qualifier.
4546 (new_ready): Use sched_deps_info. Simplify.
4547 (rgn_common_sched_info, rgn_const_sched_deps_info,
4548 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
4550 (region_sched_info): Rename to rgn_const_sched_info.
4551 (deps_join): New, extracted from ...
4552 (propagate_deps): ... here.
4553 (compute_block_dependences, debug_dependencies): Update for selective
4555 (free_rgn_deps, compute_priorities): New functions.
4556 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
4557 sched_rgn_compute_dependencies): New functions.
4558 (schedule_region): Use them.
4559 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
4560 rgn_setup_common_sched_info, rgn_setup_sched_infos):
4562 (schedule_insns): Call new functions that were split out.
4563 (rgn_make_new_region_out_of_new_block): New.
4564 (get_rgn_sched_max_insns_priority): New.
4565 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
4566 scheduling when appropriate.
4567 * sched-vis.c: Include insn-attr.h.
4568 (print_value, print_pattern): Make global.
4569 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
4570 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
4571 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
4572 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
4573 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
4574 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
4575 hooks. Initialize them to 0.
4576 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
4577 * target.h (struct gcc_target): Add them. Rename gen_check field to
4579 * flags.h (sel_sched_switch_set): Declare.
4580 * opts.c (sel_sched_switch_set): New variable.
4581 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
4582 pipelining is disabled from command line.
4583 (common_handle_option): Record whether selective scheduling is
4584 requested from command line.
4585 * doc/invoke.texi: Document new flags and parameters.
4586 * doc/tm.texi: Document new target hooks.
4587 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
4589 (dfa_state_size): Do not declare locally.
4590 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
4591 * config/rs6000/rs6000.c (rs6000_init_sched_context,
4592 rs6000_alloc_sched_context, rs6000_set_sched_context,
4593 rs6000_free_sched_context): New functions.
4594 (struct _rs6000_sched_context): New.
4595 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
4597 (rs6000_sched_finish): Do not run for selective scheduling.
4599 2008-08-31 Jan Hubicka <jh@suse.cz>
4601 * frv.c (frv_rtx_costs): Update forward declaration.
4602 * spu.c (spu_rtx_costs): Likewise.
4603 * pdp11.c: Include df.h
4604 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
4605 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
4606 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
4607 * iq2000.c (iq2000_address_cost): Add speed argument.
4608 (iq2000_rtx_costs): Likewise.
4609 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
4610 update call of mn10300_address_cost.
4611 * mcore.c: Include df.h
4612 (mcore_rtx_costs): Update prototype.
4613 * score3.c: Include df.h
4614 (score3_rtx_costs): Remove speed argument.
4615 * score7.c: Include df.h
4616 (score7_address_cost): Remove speed argument.
4617 * score-protos.h (score_address_cost): Update prototype.
4618 * score.c: Include df.h
4619 (score_rtx_costs): Update call of costs functions.
4620 * v850.c (v850_rtx_costs): Add bool argument.
4622 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
4624 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
4626 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4628 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
4629 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
4631 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4633 * mkmap-flat.awk: Add option pe_dll.
4634 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
4635 * config/i386/t-cygwin (SHLIB_LC): Add.
4636 * config/i386/t-mingw32 (SHLIB_LC): Add.
4637 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
4638 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
4639 (LINK_SPEC): Support libgcc_s.
4640 (LIBGCC_SPEC): Support libgcc_s.
4641 (LIBGCC_SONAME): New.
4643 2008-08-31 Jan Hubicka <jh@suse.cz>
4645 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
4646 mistakely had old version of patch.
4648 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
4649 (ipcp_estimate_growth): New.
4650 (ipcp_insert_stage): Use ipcp_estimate_growth.
4651 * profile.c (branch_prob): When reading failed, do not consider
4654 2008-08-31 Jan Hubicka <jh@suse.cz>
4656 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
4657 loop is optimized for speed.
4659 2008-08-31 Richard Guenther <rguenther@suse.de>
4662 * fold-const.c (fold_binary): Retain conversions in folding
4665 2008-08-31 Jan Hubicka <jh@suse.cz>
4667 * postreload-gcse.c (eliminate_partially_redundant_loads):
4668 Use optimize_bb_for_size_p.
4669 * predict.c (maybe_hot_frequency_p): Make inline.
4670 (maybe_hot_count_p): Break out from ...
4671 (maybe_hot_bb_p): ... this one.
4672 (maybe_hot_edge_p): Simplify.
4673 * basic-block.h (probably_cold_bb_p): Remove.
4675 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4678 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
4680 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
4681 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
4682 Also split V4SFmode.
4683 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
4686 2008-08-31 Jan Hubicka <jh@suse.cz>
4688 * predict.c (PROB_VERY_LIKELY): Make small enough so things
4690 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
4692 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4695 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
4698 * dwarf2out.c (native_encode_initializer): Subtract min_index for
4699 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4701 2008-08-31 Jan Hubicka <jh@suse.cz>
4703 * sparc.h (BRANCH_COST): Fix macro definition.
4704 * avr.c (avr_operand_rtx_cost): Add speed argument.
4705 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
4707 2008-08-31 Richard Guenther <rguenther@suse.de>
4709 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
4710 types instead of operands. Re-instantiate verifying of
4711 binary expression operands.
4713 2008-08-30 Jan Hubicka <jh@suse.cz>
4715 * fwprop.c (should_replace_address): Add speed attribute.
4716 (PR_OPTIMIZE_FOR_SPEED): New flag.
4717 (propagate_rtx_1): Use it.
4718 (propagate_rtx): Set it.
4719 (try_fwprop_subst): Update call of rtx_costs.
4720 (forward_propagate_and_simplify): LIkewise.
4721 * hooks.c (hook_int_rtx_bool_0): New
4722 (hook_bool_rtx_int_int_intp_false): Replace by ...
4723 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4724 * hooks.h (hook_int_rtx_bool_0): New
4725 (hook_bool_rtx_int_int_intp_false): Replace by ...
4726 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4727 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
4728 (prepare_cmp_insn): UPdate call of rtx_cost.
4729 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
4730 (reload_cse_simplify_operands): Update call of rtx_cost.
4731 (reload_cse_move2add): call of rtx_cost.
4732 * target.h (struct gcc_target): Update rtx_costs and address_costs.
4733 * rtlanal.c (rtx_cost): Add speed argument.
4734 (address_cost): Add speed argument
4735 (default_address_cost): Likewise.
4736 (insn_rtx_cost): Likewise.
4737 * cfgloopanal.c (seq_cost): Add speed argument.
4738 (target_reg_cost, target_spill_cost): Turn to array.
4739 (init_set_costs): Update for speed.
4740 (estimate_reg_pressure_cost): Add speed argument.
4741 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
4742 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
4743 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
4744 (seq_cost): Add speed argument.
4745 (computation_cost): Add speed arugment.
4746 (add_cost, multiply_by_const, get_address_cost): add speed argument.
4747 (force_expr_to_var_cost): Update for profile info.
4748 (force_var_cost): Likewise.
4749 (split_address_cost): Likewise.
4750 (ptr_difference_cost): Likewise.
4751 (difference_cost): Likewise.
4752 (get_computation_cost_at): Likewise.
4753 (determine_iv_cost): Likewise.
4754 (ivopts_global_cost_for_size): Likewise.
4755 (rewrite_use_address): Likewise.
4756 (tree_ssa_iv_optimize_loop): Initialize speed field.
4757 * cse.c (optimize_this_for_speed_p): New static var.
4758 (notreg_cost): Update call of rtx_cost.
4759 (cse_extended_basic_block): set optimize_this_for_speed_p.
4760 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
4761 (noce_try_cmove_arith): Likewise.
4762 (noce_try_sign_mask): LIkewise.
4763 * expr.c (compress_float_constant): Update rtx_cost calls.
4764 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
4766 (addr_to_parts): Likewise.
4767 (create_mem_ref): Likewise.
4768 * dse.c (find_shift_sequence): Add speed argument.
4769 (replace_read): Update call.
4770 * calls.c (precompute_register_parameters): Update call of rtx_cost.
4771 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
4772 * neg_cost, shift_cost, shiftadd_cost,
4773 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
4774 mul_highpart_cost): Increase dimension.
4775 (init_expmed): Initialize for both size and speed.
4776 (expand_shift): Use profile.
4777 (synth_mult): Use profile.
4778 (choose_mult_variant): Use profile.
4779 (expand_mult): Use profile.
4780 (expand_mult_highpart_optab): Use profile.
4781 (expand_mult_highpart): Use profile.
4782 (expand_smod_pow2): Use profile.
4783 (expand_divmod): Use profile.
4784 * simplify-rtx.c (simplify_binary_operation_1): Update call of
4786 * loop-invariant.c (create_new_invariant): Use profile.
4787 (gain_for_invariant): Add speed parameter.
4788 (best_gain_for_invariant): Likewise.
4789 (find_invariants_to_move): Likewise.
4790 (move_single_loop_invariants): Set it.
4791 * target-def.h (TARGET_RTX_COSTS): Use hook.
4792 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
4793 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4794 * output.h (default_address_cost): Update prototype.
4795 * combine.c (optimize_this_for_speed_p): New static var.
4796 (combine_validate_cost): Update call of rtx_cost.
4797 (combine_instructions): Set optimize_this_for_speed_p.
4798 (expand_compound_operation): Update call of rtx_cost.
4799 (make_extraction):Update call of rtx_cost.
4800 (force_to_mode):Update call of rtx_cost.
4801 (distribute_and_simplify_rtx):Update call of rtx_cost.
4802 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
4803 (estimate_reg_pressure_cost): Update prototype.
4804 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
4805 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
4807 * config/alpha/alpha.c (alpha_rtx_costs): Update.
4808 (alpha_rtx_costs): Update.
4809 * config/frv/frv.c (frv_rtx_costs): Update.
4810 * config/s390/s390.c (s390_rtx_costs): Update.
4811 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
4812 (m32c_rtx_costs): Update.
4813 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
4814 (spu_rtx_costs): Update.
4815 * config/sparc/sparc.c (sparc_rtx_costs): Update.
4816 * config/m32r/m32r.c (m32r_rtx_costs): Update.
4817 * config/i386/i386.c (:ix86_address_cost): Update.
4818 (ix86_rtx_costs): Update.
4819 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
4820 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
4821 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
4822 * config/crx/crx.c (crx_address_cost): Update.
4823 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
4824 * config/stormy16/stormy16.c
4825 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
4826 * config/m68hc11/m68hc11.c
4827 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
4828 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
4829 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
4831 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
4833 * config/ia64/ia64.c (ia64_rtx_costs): Update.
4834 * config/m68k/m68k.c (m68k_rtx_costs): Update.
4835 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
4836 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
4837 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
4838 (mcore_rtx_costs): update.
4839 * config/score/score3.c (score3_rtx_costs): Update.
4840 * config/score/score7.c (score7_rtx_costs): Update.
4841 * config/score/score3.h (score3_rtx_costs):Update.
4842 * config/score/score7.h (score7_rtx_costs): Update.
4843 * config/score/score.c (score_rtx_costs): Update.
4844 * config/arm/arm.c (arm_address_cost): Update.
4845 (arm_rtx_costs_1): Update.
4846 (arm_rtx_costs_1): Update.
4847 (arm_size_rtx_costs): Update.
4848 (arm_size_rtx_costs): Update.
4849 (arm_size_rtx_costs): Update.
4850 (arm_xscale_rtx_costs): Update.
4851 (arm_thumb_address_cost): Update.
4852 * config/pa/pa.c (hppa_address_cost): Update.
4853 * config/mips/mips.c (mips_rtx_costs): Update.
4854 * config/vax/vax.c (vax_address_cost): Update.
4855 * config/h8300/h8300.c (h8300_shift_costs): Update.
4856 (h8300_rtx_costs): Update.
4857 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
4858 (v850_rtx_costs): Update.
4859 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
4860 * config/bfin/bfin.c
4861 (bfin_address_cost): Update.
4862 (bfin_rtx_costs): Update.
4863 * stmt.c (lshift_cheap_p): Update.
4865 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4868 * expmed.c (extract_bit_field_1): Check the mode size to make
4869 sure the vector modes have the same size.
4871 2008-08-29 Michael Meissner <gnu@the-meissners.org>
4873 * dojump.c (top level): Include basic-block.h to declare
4874 optimize_insn_for_speed_p
4876 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
4878 * opts.h (CL_SAVE): New option class for marking options that are
4879 target specific options usable in the target attribute.
4880 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
4882 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
4883 can easily find the target specific options that are safe to use
4884 in the attribute or pragma.
4886 * attribs.c (decl_attributes): Change #pragma GCC option to
4887 #pragma GCC target, and attribute((option(...))) to
4888 attribute((target(...))).
4890 * doc/extend.texi (target attribute): Change from option
4891 attribute. Delete push/pop/reset.
4892 (#pragma GCC target): Change from #pragma GCC option. Delete
4894 (#pragma GCC push_options): Document new pragma.
4895 (#pragma GCC pop_options): Document new pragma.
4896 (#pragma GCC reset_options): Document new pragma.
4898 * targhooks.c (default_target_option_valid_attribute_p): Add
4899 warning about port not supporting target attributes.
4900 (default_target_option_pragma_parse): New function, warn about
4901 #pragma GCC target not being supported.
4903 * targhooks.h (default_target_option_pragma_parse): Add
4906 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
4907 TI_CURRENT_OPTION_PRAGMA.
4908 (current_target_pragma): Rename from current_option_pragma.
4910 * target.h: (struct target_option): Delete booleans for changing
4911 the optimization level on hot/cold functions. Change signature of
4912 pragma_parse hook to take a second tree.
4914 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
4916 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
4917 that the declaration is done at global scope.
4919 * langhooks.c (add_builtin_function_common): Move most of the code
4920 from add_builtin_function here, calling the hook passed in.
4921 (add_builtin_function): Call add_builtin_function_common with
4922 standard builtin hook.
4923 (add_builtin_function_ext_scope): New function to add builtins to
4926 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
4928 (add_builtin_function_ext_scope): Add declaration.
4930 * c-pragma.c (handle_pragma_target): Rename from
4931 handle_pragma_option, #pragma GCC option is now #pragma GCC
4932 target. Move warning about port not supporting target options to
4933 default pragma parse hook. Remove push/pop/reset from this
4935 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
4936 (option_stack): Delete static variable.
4937 (optimize_stack): Ditto.
4938 (optons_stack): New stack of saved target and optimization
4940 (handle_pragma_push_options): New function to handle pushing both
4941 target and optimization options.
4942 (handle_pragma_pop_options): New function to handle popping both
4943 target and optimization options.
4944 (handle_pragma_reset_options): New function to handle resetting
4945 both target and optimization options to their initial state.
4946 (init_pragma): Rename handle_pragma_option to
4947 handle_pragma_target. Add support for push_options, pop_options,
4948 and reset_options pragmas.
4950 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
4951 default_target_option_pragma_parse.
4952 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
4953 default_target_option_valid_attribute_p.
4954 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4955 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4956 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
4957 optimization level on hot/cold functions.
4959 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
4960 if the caller and callee have different optimization levels.
4962 * c-common.c (handle_target_attribute): Rename from
4963 handle_option_attribute, attribute((option(...))) is now
4964 attribute((target(...))). Move warning if the port does not
4965 support target attributes to the default hook.
4966 (handle_hot_attribute): Delete code to change the optimization
4967 level of hot functions.
4968 (handle_cold_attribute): Ditto.
4970 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
4971 argument that is the binary tree options to use if there are no
4972 arguments. Call ix86_valid_target_attribute_tree instead of
4973 ix86_valid_option_attribute_tree.
4974 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
4975 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
4976 ix86_pragma_option_parse.
4978 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
4979 Rename from ix86_valid_option_attribute_tree.
4981 * config/i386/i386.c (ix86_add_new_builtins): New function to add
4982 new builtins when the ISA changes.
4983 (ix86_valid_target_attribute_tree): Rename from
4984 ix86_valid_option_attribute_tree. Change callers. If the
4985 function specified optimization options, use those as the starting
4986 point before setting up the target attributes. If the
4987 optimization options were changed in the course of setting the
4988 target attributes, record the new optimization options.
4989 (ix86_valid_target_attribute_tree_inner_p): Rename from
4990 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
4991 ix86_add_new_builtins if the ISA changed.
4992 (ix86_valid_target_attribute_p): Rename from
4993 ix86_valid_option_attribute_p. Change callers.
4994 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
4995 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
4996 as delayed builtin functions.
4997 (struct builtin_isa): New structure to record builtin functions
4998 that should be delayed until the ISA for that function is used.
4999 (ix86_builtins_isa): Change from int to struct to track builtin
5000 functions we want to declare at some point.
5001 (def_builtin): If the front end can delay defining the builtin
5002 functions, don't create builtins for ISAs not part of the default
5004 (def_builtin_const): Ditto.
5005 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5006 __builtin_ia32_pcmov_v2di to be different builtin functions.
5007 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5008 a structure instead of an int.
5009 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5010 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5011 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5012 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5014 * config/ia64/ia64.h
5015 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5016 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5018 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5019 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5020 (LANG_HOOKS_INITIALIZER): Add
5021 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5023 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5026 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5027 the reload address with the index register for SFmode
5028 access with a displacement.
5030 2008-08-30 Jan Hubicka <jh@suse.cz>
5032 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5033 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5034 * dojump.c (do_jump): Likewise.
5035 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5036 (note-if_info): Add BRANCH_COST.
5037 (noce_try_store_flag_constants, noce_try_addcc,
5038 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5039 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5040 find_if_case_2): Use computed branch cost.
5041 * expr.h (BRANCH_COST): Update default.
5042 * predict.c (predictable_edge_p): New function.
5043 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5044 Update BRANCH_COST call.
5045 * basic-block.h (predictable_edge_p): Declare.
5046 * config/alpha/alpha.h (BRANCH_COST): Update.
5047 * config/frv/frv.h (BRANCH_COST): Update.
5048 * config/s390/s390.h (BRANCH_COST): Update.
5049 * config/spu/spu.h (BRANCH_COST): Update.
5050 * config/sparc/sparc.h (BRANCH_COST): Update.
5051 * config/m32r/m32r.h (BRANCH_COST): Update.
5052 * config/i386/i386.h (BRANCH_COST): Update.
5053 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5055 * config/sh/sh.h (BRANCH_COST): Update.
5056 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5057 * config/avr/avr.h (BRANCH_COST): Update.
5058 * config/crx/crx.h (BRANCH_COST): Update.
5059 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5060 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5061 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5062 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5063 * config/ia64/ia64.h (BRANCH_COST): Update.
5064 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5065 * config/arc/arc.h (BRANCH_COST): Update.
5066 * config/score/score.h (BRANCH_COST): Update.
5067 * config/arm/arm.h (BRANCH_COST): Update.
5068 * config/pa/pa.h (BRANCH_COST): Update.
5069 * config/mips/mips.h (BRANCH_COST): Update.
5070 * config/vax/vax.h (BRANCH_COST): Update.
5071 * config/h8300/h8300.h (BRANCH_COST): Update.
5072 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5073 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5074 * doc/tm.texi (BRANCH_COST): Update.
5076 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5079 * config/arm/arm.c (arm_optimization_options): Set
5080 flag_section_anchors to 2 instead of 1 to distinguish it from
5081 -fsection-anchors given explicitely on the command line.
5083 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5085 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5086 final insn of a split.
5088 2008-08-30 Jan Hubicka <jh@suse.cz>
5090 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5091 optimized for speed.
5092 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5093 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5094 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5095 flag_gcse_after_reload_set): New static vars.
5096 (common_handle_option): Enable those flags for profile-use.
5097 (decode_options): Remove optimize_size flags that are handled
5098 on higher granuality.
5099 * tree-vectorizer.c (vectorize_loops): Use
5100 optimize_loop_nest_for_speed_p.
5101 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5102 * tree-predcom.c (tree_predictive_commoning): Use
5103 optimize_loop_for_speed_p.
5104 * varasm.c (assemble_start_function): Use
5105 optimize_function_for_speed_p.
5106 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5107 * predict.c (optimize_loop_for_speed_p): Fix walk.
5109 2008-08-30 Jan Hubicka <jh@suse.cz>
5111 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5113 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5114 profile presence locally.
5116 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5119 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5120 versions before 4.0.
5122 2008-08-29 Jan Hubicka <jh@suse.cz>
5124 * tree-inline.c (insert_init_stmt): Insert sequence even when
5127 2008-08-29 Jeff Law <law@redhat.com>
5129 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5130 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5131 location and class is an FP register.
5133 2008-08-29 Jan Hubicka <jh@suse.cz>
5135 * see.c (see_merge_one_def_extension): Silence used uninitialized
5137 * matrix-reorg.c (check_allocation_function): Likewise.
5138 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5140 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5143 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5144 compute new & and | in type rather than TREE_TYPE (arg0).
5146 * dwarf2out.c (fortran_common): Update comment.
5147 (gen_variable_die): Swap com_die and var_die variables in Fortran
5148 COMMON block handling code.
5150 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5152 * dwarf2out.c (gen_const_die): New function.
5153 (size_of_die, value_format, output_die): Output larger
5154 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5155 (native_encode_initializer): New function.
5156 (tree_add_const_value_attribute): Call it.
5157 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5159 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5160 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5161 TREE_THIS_VOLATILE to add_type_attribute.
5163 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5165 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5168 * dwarf2out.c (loc_by_reference): New function.
5169 (add_location_or_const_value_attribute): Use it.
5172 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5173 as DW_TAG_variable children of DW_TAG_common_block rather than
5174 DW_TAG_member children. Put DW_AT_external to individual
5175 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5177 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5178 loc_descriptor_from_tree_1.
5182 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5183 arguments to imported_module_or_decl.
5184 (debug_nothing_tree_tree): Removed.
5185 (debug_nothing_tree_tree_tree_bool): New prototype.
5186 * debug.c (do_nothing_debug_hooks): Adjust.
5187 (debug_nothing_tree_tree): Removed.
5188 (debug_nothing_tree_tree_tree_bool): New function.
5189 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5190 (gen_variable_die): Put all common vars for the
5191 same COMMON block under one DW_TAG_common_block.
5192 (declare_in_namespace): Return new context_die, for Fortran
5193 return the module DIE instead of adding extra declarations into
5195 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5196 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5197 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5199 (dwarf2out_global_decl): Don't skip Fortran global vars.
5200 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5201 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5202 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5203 DW_TAG_imported_declaration as child of previous
5204 DW_TAG_imported_module.
5205 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5206 * sdbout.c (sdb_debug_hooks): Likewise.
5207 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5209 2008-08-29 Jan Hubicka <jh@suse.cz>
5211 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5213 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5214 * ipa-cp.c (n_cloning_candidates): New static variable.
5215 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5216 (ipcp_print_all_lattices): Improve debug output.
5217 (ipcp_cloning_candidate_p): New function.
5218 (ipcp_initialize_node_lattices): Use it.
5219 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5220 (ipcp_propagate_stage): Prettier debug output.
5221 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5222 (ipcp_print_all_structures): Remove.
5223 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5224 (ipcp_insert_stage): Prettier debug output; call
5225 cgraph_remove_unreachable_nodes before propagating.
5226 (pass_ipa_cp): Schedule function removal pass.
5227 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5229 (cgraph_maybe_hot_edge_p): Move to ...
5230 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5231 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5232 (common_handle_option): Set them; enable ipa-cp when profiling.
5233 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5234 (ipa_print_all_jump_functions): Likewise.
5235 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5236 (ipa_print_node_params, ipa_print_all_params): New.
5237 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5238 ipa_print_all_param_flags): Remove.
5239 (ipa_print_node_params, ipa_print_all_params): New.
5241 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5243 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5244 change from 2008-04-03.
5245 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5247 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5250 * ira-color.c (push_allocnos_to_stack): Truncate
5251 removed_splay_allocno_vec.
5253 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5256 * ira-color (ira_fast_allocation): Don't assign hard registers to
5259 2008-08-29 Jan Hubicka <jh@suse.cz>
5262 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5263 for cold internal loops.
5265 2008-08-29 Richard Guenther <rguenther@suse.de>
5267 * tree-ssa-structalias.c (create_variable_info_for): Do not
5268 create fields for heap vars or vars with a noalias state.
5269 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5272 2008-08-29 Richard Guenther <rguenther@suse.de>
5274 * common.opt (ftree-store-ccp): Mark as preserved for
5275 backward compatibility.
5276 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5277 * tree-pass.h (pass_store_ccp): Remove.
5278 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5279 (first_vdef): Remove declaration.
5280 (get_value_loaded_by): Likewise.
5281 * tree-ssa-ccp.c (do_store_ccp): Remove.
5282 (get_default_value): Simplify as do_store_ccp is always false
5283 now. Do not initialize mem_ref.
5284 (set_value_varying): Likewise.
5285 (canonicalize_float_value): Likewise.
5286 (set_lattice_value): Likewise.
5287 (likely_value): Likewise.
5288 (surely_varying_stmt_p): Likewise.
5289 (ccp_initialize): Likewise.
5290 (ccp_lattice_meet): Likewise.
5291 (ccp_visit_phi_node): Likewise.
5292 (ccp_fold): Likewise.
5293 (evaluate_stmt): Likewise.
5294 (visit_assignment): Likewise.
5295 (ccp_visit_stmt): Likewise.
5296 (execute_ssa_ccp): Fold into ...
5297 (do_ssa_ccp): ... this.
5298 (do_ssa_store_ccp): Remove.
5299 (gate_store_ccp): Likewise.
5300 (pass_store_ccp): Likewise.
5301 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5303 * tree-ssa-propagate.c (first_vdef): Remove.
5304 (get_value_loaded_by): Likewise.
5305 (replace_vuses_in): Likewise.
5306 (substitute_and_fold): Do not call replace_vuses_in.
5307 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5309 2008-08-29 Richard Guenther <rguenther@suse.de>
5312 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5313 PARAM_NOALIAS tags with is_heapvar.
5314 * tree-ssa-operands.c (access_can_touch_variable): Offset
5315 based tests do not apply for heapvars. Fix offset test.
5317 2008-08-29 Jan Hubicka <jh@suse.cz>
5319 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5320 (-fipa-cp-clone): Enabled by default at -O3.
5321 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5322 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5324 2008-08-29 Jan Hubicka <jh@suse.cz>
5326 * tree.c (build_function_type_skip_args,
5327 build_function_decl_skip_args): New functions.
5328 * tree.h (build_function_type_skip_args,
5329 build_function_decl_skip_args): Declare.
5330 * gimple.c (giple_copy_call_skip_args): New function.
5331 (giple_copy_call_skip_args): Declare.
5333 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5334 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5335 (ipcp_node_modifiable_p): ... this one; use
5336 tree_versionable_function_p.
5337 (ipcp_create_replace_map): Improve debug output.
5338 (ipcp_need_redirect_p): Return false when not clonning.
5339 (ipcp_update_callgraph): Skip args.
5340 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5342 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5343 (save_inline_function_body): Update call of tree_function_versioning.
5344 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5345 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5347 (tree_function_versioning): Likewise.
5348 * tree-inline.h (tree_function_versioning): Update prototype.
5350 2008-08-29 Jan Hubicka <jh@suse.cz>
5352 * loop-unswitch.c (unswitch_single_loop): Use
5353 optimize_loop_for_speed_p.
5354 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5355 Use optimize_function_for_size_p.
5356 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5357 * postreload-gcse.c (eliminate_partially_redundant_load):
5358 Use optimize_bb_for_size_p.
5359 * value-prof.c (gimple_divmod_fixed_value_transform,
5360 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5361 gimple_stringops_transform): Use optimize_bb_for_size_p.
5362 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5363 * final.c (compute_alignments): Use optimize_function_for_size_p.
5364 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5365 (fold_builtin_strcpy, fold_builtin_fputs): Use
5366 optimize_function_for_size_p.
5367 * fold-const.c (tree_swap_operands_p): Use
5368 optimize_function_for_size_p.
5369 * recog.c (relax_delay_slots): Likewise.
5370 * tree-ssa-math-opts.c (replace_reciprocal):
5371 Use optimize_bb_for_speed_p.
5372 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5373 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5374 optimize_function_for_size_p.
5375 (cgraph_decide_inlining_of_small_function): Use
5376 optimize_function_for_size_p.
5377 * global.c (find_reg): Use optimize_function_for_size_p.
5378 * opts.c (decode_options): Do not clear flag_tree_ch,
5379 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5380 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5381 work it out from profile.
5382 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5383 optimize_loop_for_speed_p.
5384 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5386 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5387 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5388 * tree-eh.c (decide_copy_try_finally): Use
5389 optimize_function_for_size_p.
5390 * local-alloc.c (block_alloc): Pass BB pointer.
5391 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5392 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5393 * loop-unroll.c (decide_unrolling_and_peeling):
5394 Use optimize_loop_for_size_p.
5395 (decide_peel_completely): Likewise.
5396 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5397 optimize_loop_for_size_p.
5398 (vect_enhance_data_refs_alignment): Likewise.
5399 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5400 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5402 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5403 (try_crossjump_bb): Use optimize_bb_for_size_p.
5404 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5405 optimize_loop_for_speed_p.
5406 * bb-reorder.c (find_traces_1_round): Likewise.
5407 (copy_bb): Use optimize_bb_for_speed_p.
5408 (duplicate_computed_gotos): Likewise.
5409 * basic-block.h (optimize_loop_nest_for_size_p,
5410 optimize_loop_nest_for_speed_p): New.
5411 * stmt.c (expand_case): Use optimize_insn_for_size_p.
5413 2008-08-29 Tristan Gingold <gingold@adacore.com>
5415 * gcov.c (main): Call expandargv.
5417 2008-08-29 Jan Hubicka <jh@suse.cz>
5419 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
5421 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5423 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
5424 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5426 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
5428 2008-08-29 Jan Hubicka <jh@suse.cz>
5430 * tree-pass.h (pass_strip_predict_hints): Declare.
5431 * predict.c (strip_builtin_expect): Rename to ...
5432 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
5433 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
5434 (tree_estimate_probability): Do not strip builtin_expect.
5435 (pass_strip_predict_hints): New pass.
5436 * tree-inline.c (expand_call_inline): When inlining cold function,
5437 predict it as unlikely.
5438 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
5440 2008-08-29 Richard Guenther <rguenther@suse.de>
5442 PR tree-optimization/37207
5443 * tree-vrp.c (extract_range_from_binary_expr): Also try
5444 to constant fold if only one of the operands is a constant.
5446 2008-08-29 Nick Clifton <nickc@redhat.com>
5448 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
5449 the same way as SYMBOL_REFs.
5451 2008-08-28 Bob Wilson <bob.wilson@acm.org>
5453 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
5455 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5457 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
5458 * config/mips/mips.md (branch_likely): Remove const. Fix
5460 (define_delay for type "branch"): Change to only apply for branch
5461 with likely variant.
5462 (define_delay for type "branch" and "branch_likely" no). New delay
5464 (equality_op): New code iterator.
5465 (bbv, bbinv): New code attributes.
5466 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
5469 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5470 Andrew Pinski <pinskia@gcc.gnu.org>
5473 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
5475 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
5477 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
5478 rule that a symbolic constant must be defined and >= 0 for the
5479 corresponding facility to be present at compile-time.
5480 * gthr-posix.c: Likewise.
5482 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5484 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
5485 * config/mips/mips.md (D): New mode attribute.
5486 (mulsi3, muldi3): Merge it into ...
5487 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
5488 (muldi3_mul3): New pattern.
5489 (mulsi3_mult3): Rename to mulsi3_mul3.
5491 2008-08-28 Jan Hubicka <jh@suse.cz>
5493 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
5495 * predict.c (always_optimize_for_size_p): Rename to ...
5496 (optimize_function_for_size): ... this one; make extern.
5497 (optimize_function_for_speed_p): New.
5498 (optimize_bb_for_size_p, optimize_bb_for_size_p,
5499 optimize_edge_for_size_p,optimize_edge_for_size_p,
5500 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
5501 * basic-block.h (optimize_function_for_size_p,
5502 optimize_function_for_speed_p): Declare.
5503 * i386.md (optimize_size checks): Replace them by appropriate
5505 (standard_80387_constant_p, ix86_compute_frame_layout,
5506 ix86_expand_epilogue, ix86_decompose_address,
5507 print_operand, emit_i387_cw_initialization,
5508 inline_memory_move_cost, ix86_pad_returns,
5509 ix86_reorg): Replace optimize_size checks.
5511 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
5513 * rtl.h (simplify_subreg_regno): Declare.
5514 * rtlanal.c (simplify_subreg_regno): New function, split out from...
5515 * simplify-rtx.c (simplify_subreg): ...here.
5516 * reload.c (find_reloads): Use simplify_subreg_regno instead of
5517 subreg_offset_representable_p.
5519 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5522 * c-typeck.c (convert_for_assignment): Give a note describing what
5523 was passed and what was expected.
5525 2008-08-28 Joey Ye <joey.ye@intel.com>
5527 * doc/extend.texi: Document AVX built-in functions.
5528 * doc/invoke.texi: Document -mavx.
5530 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
5531 Joey Ye <joey.ye@intel.com>
5532 Xuepeng Guo <xuepeng.guo@intel.com>
5534 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
5536 * config/i386/cpuid.h (bit_FMA): New.
5537 (bit_XSAVE): Likewise.
5538 (bit_OSXSAVE): Likewise.
5539 (bit_AVX): Likewise.
5541 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
5542 define. Use ASM_OUTPUT_AVX_PREFIX.
5544 * config/i386/gmmintrin.h: New.
5546 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
5547 (OPTION_MASK_ISA_AVX_SET): New.
5548 (OPTION_MASK_ISA_FMA_SET): Likewise.
5549 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
5550 (OPTION_MASK_ISA_FMA_SET): Likewise.
5551 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
5552 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
5553 (pta_flags): Add PTA_AVX and PTA_FMA.
5554 (override_options): Handle PTA_AVX and PTA_FMA.
5555 (init_cumulative_args): Handle warn_avx.
5556 (classify_argument): Return 0 for COImode and OImode. Return
5557 1 and X86_64_AVX_CLASS for 256bit vector types.
5558 (examine_argument): Handle X86_64_AVX_CLASS.
5559 (construct_container): Likewise.
5560 (function_arg_advance_32): Pass OImode and 256bit vector types
5562 (function_arg_advance_64): Take a new argument to indicate if a
5563 parameter is named. Handle 256bit vector types. Return
5564 immediately for unnamed 256bit vector mode parameters.
5565 (function_arg_advance): Updated.
5566 (function_arg_32): Add comments for TImode. Handle OImode
5567 and 256bit vector types.
5568 (function_arg_64): Take a new argument to indicate if a
5569 parameter is named. Handle 256bit vector types. Return NULL
5570 for unnamed 256bit vector mode parameters.
5571 (function_arg): Updated.
5572 (setup_incoming_varargs_64): Support
5573 AVX encoding for *sse_prologue_save_insn.
5574 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
5575 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
5576 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
5577 enabled, otherwise return -3.
5578 (standard_sse_constant_opcode): Handle AVX and 256bit vector
5580 (print_reg): Support AVX registers. Handle 'x' and 't'.
5581 Handle 'd' to duplicate the operand.
5582 (print_operand): Likewise. Also support AVX vector compare
5584 (output_387_binary_op): Support AVX.
5585 (output_fp_compare): Likewise.
5586 (ix86_expand_vector_move_misalign): Likewise.
5587 (ix86_attr_length_vex_default): New.
5588 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5589 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5590 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5591 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5592 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
5593 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5594 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
5595 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
5596 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
5597 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
5598 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
5599 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
5600 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
5601 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
5602 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5603 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
5604 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
5605 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5606 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
5607 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
5608 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5609 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5610 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5611 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
5612 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
5613 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
5614 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
5615 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5616 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
5617 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
5618 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
5619 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
5620 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
5621 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5622 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5623 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5624 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
5625 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
5626 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
5627 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
5628 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
5629 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
5630 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
5631 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
5632 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
5633 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
5634 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5635 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5636 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5637 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5638 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5639 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5640 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5641 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5642 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5643 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5644 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5645 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5646 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5647 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5648 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5649 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5650 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5651 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
5652 and IX86_BUILTIN_MOVMSKPS256,
5653 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
5654 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
5655 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
5656 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
5657 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
5658 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
5659 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
5660 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
5661 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
5662 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
5663 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
5664 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
5665 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
5666 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
5667 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
5668 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
5669 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
5670 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
5671 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
5672 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
5673 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
5674 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
5675 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
5676 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
5677 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
5678 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
5679 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
5680 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
5681 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5682 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5683 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
5684 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
5685 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
5686 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
5687 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
5688 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
5689 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
5690 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
5691 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5692 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5693 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5694 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5695 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
5696 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
5697 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
5698 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
5699 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
5700 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
5701 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
5702 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
5703 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
5704 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
5705 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5706 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
5707 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5708 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
5709 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5710 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5712 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
5713 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
5714 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
5715 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5716 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5717 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5718 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
5719 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5720 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
5721 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5722 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
5723 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5724 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
5725 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
5726 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
5727 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
5728 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5729 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5730 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5731 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5732 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5733 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5734 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5735 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5736 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5737 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5738 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5739 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5740 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5741 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5742 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5743 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5744 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5745 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
5746 IX86_BUILTIN_MOVMSKPS256.
5747 (ix86_init_mmx_sse_builtins): Support AVX builtins.
5748 (ix86_expand_args_builtin): Likewise.
5749 (ix86_expand_special_args_builtin): Likewise.
5750 (ix86_hard_regno_mode_ok): Handle AVX modes.
5751 (ix86_expand_vector_init_duplicate): Likewise.
5752 (ix86_expand_vector_init_one_nonzero): Likewise.
5753 (ix86_expand_vector_init_one_var): Likewise.
5754 (ix86_expand_vector_init_concat): Likewise.
5755 (ix86_expand_vector_init_general): Likewise.
5756 (ix86_expand_vector_set): Likewise.
5757 (ix86_vector_mode_supported_p): Likewise.
5758 (x86_extended_reg_mentioned_p): Check INSN_P before using
5761 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
5762 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
5764 * config/i386/i386.h (TARGET_AVX): New.
5765 (TARGET_FMA): Likewise.
5766 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
5767 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
5768 (VALID_AVX256_REG_MODE): New.
5769 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5770 (AVX_FLOAT_MODE_P): Likewise.
5771 (AVX128_VEC_FLOAT_MODE_P): Likewise.
5772 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5773 (AVX_VEC_FLOAT_MODE_P): Likewise.
5774 (ASM_OUTPUT_AVX_PREFIX): Likewise.
5775 (ASM_OUTPUT_OPCODE): Likewise.
5776 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
5778 (SSE_REG_MODE_P): Allow 256bit vector modes.
5779 (ix86_args): Add a warn_avx field.
5781 * config/i386/i386.md (UNSPEC_PCMP): New.
5782 (UNSPEC_VPERMIL): Likewise.
5783 (UNSPEC_VPERMIL2): Likewise.
5784 (UNSPEC_VPERMIL2F128): Likewise.
5785 (UNSPEC_MASKLOAD): Likewise.
5786 (UNSPEC_MASKSTORE): Likewise.
5787 (UNSPEC_CAST): Likewise.
5788 (UNSPEC_VTESTP): Likewise.
5789 (UNSPECV_VZEROALL): Likewise.
5790 (UNSPECV_VZEROUPPER): Likewise.
5791 (XMM0_REG): Likewise.
5792 (XMM1_REG): Likewise.
5793 (XMM2_REG): Likewise.
5794 (XMM3_REG): Likewise.
5795 (XMM4_REG): Likewise.
5796 (XMM5_REG): Likewise.
5797 (XMM6_REG): Likewise.
5798 (XMM8_REG): Likewise.
5799 (XMM9_REG): Likewise.
5800 (XMM10_REG): Likewise.
5801 (XMM11_REG): Likewise.
5802 (XMM12_REG): Likewise.
5803 (XMM13_REG): Likewise.
5804 (XMM14_REG): Likewise.
5805 (XMM15_REG): Likewise.
5807 (prefix_vex_imm8): Likewise.
5808 (prefix_vex_w): Likewise.
5809 (length_vex): Likewise.
5812 (*avx_ashlti3): Likewise.
5813 (*avx_lshrti3): Likewise.
5814 (*avx_setcc<mode>): Likewise.
5815 (*fop_<mode>_comm_mixed_avx): Likewise.
5816 (*fop_<mode>_comm_avx): Likewise.
5817 (*fop_<mode>_1_mixed_avx): Likewise.
5818 (*fop_<mode>_1_avx): Likewise.
5819 (*avx_<code><mode>3): Likewise.
5820 (*avx_ieee_smin<mode>3): Likewise.
5821 (*avx_ieee_smax<mode>3): Likewise.
5822 (mode): Add OI, V8SF and V4DF.
5823 (length): Support VEX prefix.
5824 (*cmpfp_i_mixed): Set prefix attribute.
5825 (*cmpfp_i_sse): Likewise.
5826 (*cmpfp_iu_mixed): Likewise.
5827 (*cmpfp_iu_sse): Likewise.
5828 (*movsi_1): Support AVX.
5829 (*movdi_2): Likewise.
5830 (*movdi_1_rex64): Likewise.
5831 (*movti_internal): Likewise.
5832 (*movti_rex64): Likewise.
5833 (*movsf_1): Likewise.
5834 (*movdf_nointeger): Likewise.
5835 (*movdf_integer_rex64): Likewise.
5836 (*movtf_internal): Likewise.
5837 (zero_extendsidi2_32): Likewise.
5838 (zero_extendsidi2_rex64): Likewise.
5839 (*extendsfdf2_mixed): Likewise.
5840 (*extendsfdf2_sse): Likewise.
5841 (*truncdfsf_fast_mixed): Likewise.
5842 (*truncdfsf_fast_sse): Likewise.
5843 (*truncdfsf_mixed): Likewise.
5844 (fix_trunc<mode>di_sse): Likewise.
5845 (fix_trunc<mode>si_sse): Likewise.
5846 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
5847 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
5848 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
5849 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
5850 (*rcpsf2_sse): Likewise.
5851 (*rsqrtsf2_sse): Likewise.
5852 (*sqrt<mode>2_sse): Likewise.
5853 (sse4_1_round<mode>2): Likewise.
5854 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
5855 Support AVX. Set length attribute properly for AVX.
5857 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
5858 (VECTOR_MODES (FLOAT, 32)): Likewise.
5859 (VECTOR_MODE (INT, DI, 8)): Likewise.
5860 (VECTOR_MODE (INT, HI, 32)): Likewise.
5861 (VECTOR_MODE (INT, QI, 64)): Likewise.
5862 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
5863 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
5864 (VECTOR_MODE (INT, DI, 4)): Removed.
5865 (VECTOR_MODE (INT, SI, 8)): Likewise.
5866 (VECTOR_MODE (INT, HI, 16)): Likewise.
5867 (VECTOR_MODE (INT, QI, 32)): Likewise.
5868 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
5869 (INT_MODE (OI, 32)): Likewise.
5871 * config/i386/i386.opt (mavx): New.
5874 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
5876 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
5877 (*mov<mode>_internal_avx): New.
5878 (*movv2sf_internal_rex64_avx): Likewise.
5879 (*movv2sf_internal_avx): Likewise.
5881 * config/i386/predicates.md (const_4_to_5_operand): New.
5882 (const_6_to_7_operand): Likewise.
5883 (const_8_to_11_operand): Likewise.
5884 (const_12_to_15_operand): Likewise.
5885 (avx_comparison_float_operator): Likewise.
5887 * config/i386/sse.md (AVX256MODEI): New.
5888 (AVX256MODE): Likewise.
5889 (AVXMODEQI): Likewise.
5890 (AVXMODE): Likewise.
5891 (AVX256MODEF2P): Likewise.
5892 (AVX256MODE2P): Likewise.
5893 (AVX256MODE4P): Likewise.
5894 (AVX256MODE8P): Likewise.
5895 (AVXMODEF2P): Likewise.
5896 (AVXMODEF4P): Likewise.
5897 (AVXMODEDCVTDQ2PS): Likewise.
5898 (AVXMODEDCVTPS2DQ): Likewise.
5899 (avxvecmode): Likewise.
5900 (avxvecpsmode): Likewise.
5901 (avxhalfvecmode): Likewise.
5902 (avxscalarmode): Likewise.
5903 (avxcvtvecmode): Likewise.
5904 (avxpermvecmode): Likewise.
5905 (avxmodesuffixf2c): Likewise.
5906 (avxmodesuffixp): Likewise.
5907 (avxmodesuffixs): Likewise.
5908 (avxmodesuffix): Likewise.
5909 (vpermilbits): Likewise.
5910 (pinsrbits): Likewise.
5911 (mov<mode>): Likewise.
5912 (*mov<mode>_internal): Likewise.
5913 (push<mode>1): Likewise.
5914 (movmisalign<mode>): Likewise.
5915 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5916 (avx_movdqu<avxmodesuffix>): Likewise.
5917 (avx_lddqu<avxmodesuffix>): Likewise.
5918 (<plusminus_insn><mode>3): Likewise.
5919 (*avx_<plusminus_insn><mode>3): Likewise.
5920 (*avx_vm<plusminus_insn><mode>3): Likewise.
5921 (mul<mode>3): Likewise.
5922 (*avx_mul<mode>3): Likewise.
5923 (*avx_vmmul<mode>3): Likewise.
5924 (divv8sf3): Likewise.
5925 (divv4df3): Likewise.
5926 (avx_div<mode>3): Likewise.
5927 (*avx_div<mode>3): Likewise.
5928 (*avx_vmdiv<mode>3): Likewise.
5929 (avx_rcpv8sf2): Likewise.
5930 (*avx_vmrcpv4sf2): Likewise.
5931 (sqrtv8sf2): Likewise.
5932 (avx_sqrtv8sf2): Likewise.
5933 (*avx_vmsqrt<mode>2): Likewise.
5934 (rsqrtv8sf2): Likewise.
5935 (avx_rsqrtv8sf2): Likewise.
5936 (*avx_vmrsqrtv4sf2): Likewise.
5937 (<code><mode>3): Likewise.
5938 (*avx_<code><mode>3_finite): Likewise.
5939 (*avx_<code><mode>3): Likewise.
5940 (*avx_vm<code><mode>3): Likewise.
5941 (*avx_ieee_smin<mode>3): Likewise.
5942 (*avx_ieee_smax<mode>3): Likewise.
5943 (avx_addsubv8sf3): Likewise.
5944 (avx_addsubv4df3): Likewise.
5945 (*avx_addsubv4sf3): Likewise.
5946 (*avx_addsubv2df3): Likewise.
5947 (avx_h<plusminus_insn>v4df3): Likewise.
5948 (avx_h<plusminus_insn>v8sf3): Likewise.
5949 (*avx_h<plusminus_insn>v4sf3): Likewise.
5950 (*avx_h<plusminus_insn>v2df3): Likewise.
5951 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
5952 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
5953 (*avx_maskcmp<mode>3): Likewise.
5954 (avx_nand<mode>3): Likewise.
5955 (*avx_<code><mode>3): Likewise.
5956 (*avx_nand<mode>3): Likewise.
5957 (*avx_<code><mode>3): Likewise.
5958 (*avx_cvtsi2ss): Likewise.
5959 (*avx_cvtsi2ssq): Likewise.
5960 (*avx_cvtsi2sd): Likewise.
5961 (*avx_cvtsi2sdq): Likewise.
5962 (*avx_cvtsd2ss): Likewise.
5963 (avx_cvtss2sd): Likewise.
5964 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
5965 (avx_cvtps2dq<avxmodesuffix>): Likewise.
5966 (avx_cvttps2dq<avxmodesuffix>): Likewise.
5967 (*avx_cvtsi2sd): Likewise.
5968 (*avx_cvtsi2sdq): Likewise.
5969 (avx_cvtdq2pd256): Likewise.
5970 (avx_cvtpd2dq256): Likewise.
5971 (avx_cvttpd2dq256): Likewise.
5972 (*avx_cvtsd2ss): Likewise.
5973 (*avx_cvtss2sd): Likewise.
5974 (avx_cvtpd2ps256): Likewise.
5975 (avx_cvtps2pd256): Likewise.
5976 (*avx_movhlps): Likewise.
5977 (*avx_movlhps): Likewise.
5978 (avx_unpckhps256): Likewise.
5979 (*avx_unpckhps): Likewise.
5980 (avx_unpcklps256): Likewise.
5981 (*avx_unpcklps): Likewise.
5982 (avx_movshdup256): Likewise.
5983 (avx_movsldup256): Likewise.
5984 (avx_shufps256): Likewise.
5985 (avx_shufps256_1): Likewise.
5986 (*avx_shufps_<mode>): Likewise.
5987 (*avx_loadhps): Likewise.
5988 (*avx_storelps): Likewise.
5989 (*avx_loadlps): Likewise.
5990 (*avx_movss): Likewise.
5991 (*vec_dupv4sf_avx): Likewise.
5992 (*vec_concatv2sf_avx): Likewise.
5993 (*vec_concatv4sf_avx): Likewise.
5994 (*vec_setv4sf_0_avx): Likewise.
5995 (*vec_setv4sf_avx): Likewise.
5996 (*avx_insertps): Likewise.
5997 (avx_vextractf128<mode>): Likewise.
5998 (vec_extract_lo_<mode>): Likewise.
5999 (vec_extract_hi_<mode>): Likewise.
6000 (vec_extract_lo_<mode>): Likewise.
6001 (vec_extract_hi_<mode>): Likewise.
6002 (vec_extract_lo_v16hi): Likewise.
6003 (vec_extract_hi_v16hi): Likewise.
6004 (vec_extract_lo_v32qi): Likewise.
6005 (vec_extract_hi_v32qi): Likewise.
6006 (avx_unpckhpd256): Likewise.
6007 (*avx_unpckhpd): Likewise.
6008 (avx_movddup256): Likewise.
6009 (*avx_movddup): Likewise.
6010 (avx_unpcklpd256): Likewise.
6011 (*avx_unpcklpd): Likewise.
6012 (avx_shufpd256): Likewise.
6013 (avx_shufpd256_1): Likewise.
6014 (*avx_punpckhqdq): Likewise.
6015 (*avx_punpcklqdq): Likewise.
6016 (*avx_shufpd_<mode>): Likewise.
6017 (*avx_storehpd): Likewise.
6018 (*avx_loadhpd): Likewise.
6019 (*avx_loadlpd): Likewise.
6020 (*avx_movsd): Likewise.
6021 (*vec_concatv2df_avx): Likewise.
6022 (*avx_<plusminus_insn><mode>3): Likewise.
6023 (*avx_<plusminus_insn><mode>3): Likewise.
6024 (*avx_mulv8hi3): Likewise.
6025 (*avxv8hi3_highpart): Likewise.
6026 (*avx_umulv8hi3_highpart): Likewise.
6027 (*avx_umulv2siv2di3): Likewise.
6028 (*avx_mulv2siv2di3): Likewise.
6029 (*avx_pmaddwd): Likewise.
6030 (*avx_mulv4si3): Likewise.
6031 (*avx_ashr<mode>3): Likewise.
6032 (*avx_lshr<mode>3): Likewise.
6033 (*avx_ashl<mode>3): Likewise.
6034 (*avx_<code><mode>3): Likewise.
6035 (*avx_eq<mode>3): Likewise.
6036 (*avx_gt<mode>3): Likewise.
6037 (*avx_nand<mode>3): Likewise.
6038 (*avx_nand<mode>3): Likewise.
6039 (*avx_<code><mode>3): Likewise.
6040 (*avx_<code><mode>3): Likewise.
6041 (*avx_packsswb): Likewise.
6042 (*avx_packssdw): Likewise.
6043 (*avx_packuswb): Likewise.
6044 (*avx_punpckhbw): Likewise.
6045 (*avx_punpcklbw): Likewise.
6046 (*avx_punpckhwd): Likewise.
6047 (*avx_punpcklwd): Likewise.
6048 (*avx_punpckhdq): Likewise.
6049 (*avx_punpckldq): Likewise.
6050 (*avx_pinsr<avxmodesuffixs>): Likewise.
6051 (*avx_pinsrq): Likewise.
6052 (*avx_loadld): Likewise.
6053 (*vec_extractv2di_1_rex64_avx): Likewise.
6054 (*vec_extractv2di_1_avx): Likewise.
6055 (*vec_dupv2di_avx): Likewise.
6056 (*vec_concatv2si_avx): Likewise.
6057 (*vec_concatv4si_1_avx): Likewise.
6058 (*vec_concatv2di_avx): Likewise.
6059 (*vec_concatv2di_rex64_avx): Likewise.
6060 (*avx_uavgv16qi3): Likewise.
6061 (*avx_uavgv8hi3): Likewise.
6062 (*avx_psadbw): Likewise.
6063 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6064 (*avx_phaddwv8hi3): Likewise.
6065 (*avx_phadddv4si3): Likewise.
6066 (*avx_phaddswv8hi3): Likewise.
6067 (*avx_phsubwv8hi3): Likewise.
6068 (*avx_phsubdv4si3): Likewise.
6069 (*avx_phsubswv8hi3): Likewise.
6070 (*avx_pmaddubsw128): Likewise.
6071 (*avx_pmulhrswv8hi3): Likewise.
6072 (*avx_pshufbv16qi3): Likewise.
6073 (*avx_psign<mode>3): Likewise.
6074 (*avx_palignrti): Likewise.
6075 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6076 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6077 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6078 (*avx_mpsadbw): Likewise.
6079 (*avx_packusdw): Likewise.
6080 (*avx_pblendvb): Likewise.
6081 (*avx_pblendw): Likewise.
6082 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6083 (avx_ptest256): Likewise.
6084 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6085 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6086 (*avx_aesenc): Likewise.
6087 (*avx_aesenclast): Likewise.
6088 (*avx_aesdec): Likewise.
6089 (*avx_aesdeclast): Likewise.
6090 (avx_vzeroupper): Likewise.
6091 (avx_vzeroupper_rex64): Likewise.
6092 (avx_vpermil<mode>): Likewise.
6093 (avx_vpermilvar<mode>3): Likewise.
6094 (avx_vpermil2<mode>3): Likewise.
6095 (avx_vperm2f128<mode>3): Likewise.
6096 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6097 (avx_vbroadcastss256): Likewise.
6098 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6099 (avx_vinsertf128<mode>): Likewise.
6100 (vec_set_lo_<mode>): Likewise.
6101 (vec_set_hi_<mode>): Likewise.
6102 (vec_set_lo_<mode>): Likewise.
6103 (vec_set_hi_<mode>): Likewise.
6104 (vec_set_lo_v16hi): Likewise.
6105 (vec_set_hi_v16hi): Likewise.
6106 (vec_set_lo_v32qi): Likewise.
6107 (vec_set_hi_v32qi): Likewise.
6108 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6109 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6110 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6111 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6112 (vec_init<mode>): Likewise.
6113 (*vec_concat<mode>_avx): Likewise.
6114 (blendbits): Support V8SF and V4DF.
6115 (sse2_movq128): Support AVX.
6116 (<sse>_movnt<mode>): Likewise.
6117 (sse2_movntv2di): Likewise.
6118 (sse_rcpv4sf2): Likewise.
6119 (sse_sqrtv4sf2): Likewise.
6120 (sse_rsqrtv4sf2): Likewise.
6121 (<sse>_comi): Likewise.
6122 (<sse>_ucomi): Likewise.
6123 (sse_cvtss2si): Likewise.
6124 (sse_cvtss2si_2): Likewise.
6125 (sse_cvtss2siq): Likewise.
6126 (sse_cvtss2siq_2): Likewise.
6127 (sse_cvttss2si): Likewise.
6128 (sse_cvttss2siq): Likewise.
6129 (sse2_cvtsd2si): Likewise.
6130 (sse2_cvtsd2si_2): Likewise.
6131 (sse2_cvtsd2siq): Likewise.
6132 (sse2_cvtsd2siq_2): Likewise.
6133 (sse2_cvttsd2si): Likewise.
6134 (sse2_cvttsd2siq): Likewise.
6135 (sse2_cvtdq2pd): Likewise.
6136 (*sse2_cvtpd2dq): Likewise.
6137 (*sse2_cvttpd2dq): Likewise.
6138 (*sse2_cvtpd2ps): Likewise.
6139 (sse2_cvtps2pd): Likewise.
6140 (sse3_movshdup): Likewise.
6141 (sse3_movsldup): Likewise.
6142 (sse_storehps): Likewise.
6143 (*sse4_1_extractps): Likewise.
6144 (sse2_storelpd): Likewise.
6145 (vec_dupv2df_sse3): Likewise.
6146 (*vec_concatv2df_sse3): Likewise.
6147 (*sse4_1_pextrb): Likewise.
6148 (*sse4_1_pextrb_memory): Likewise.
6149 (*sse2_pextrw): Likewise.
6150 (*sse4_1_pextrw_memory): Likewise.
6151 (*sse4_1_pextrd): Likewise.
6152 (*sse4_1_pextrq): Likewise.
6153 (sse2_pshufd_1): Likewise.
6154 (sse2_pshuflw_1): Likewise.
6155 (sse2_pshufhw_1): Likewise.
6156 (*sse2_storeq_rex64): Likewise.
6157 (*vec_dupv4si): Likewise.
6158 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6159 (sse2_pmovmskb): Likewise.
6160 (*sse2_maskmovdqu): Likewise.
6161 (*sse2_maskmovdqu_rex64): Likewise.
6162 (sse_ldmxcsr): Likewise.
6163 (sse_stmxcsr): Likewise.
6164 (abs<mode>2): Likewise.
6165 (sse4_1_movntdqa): Likewise.
6166 (sse4_1_phminposuw): Likewise.
6167 (sse4_1_extendv8qiv8hi2): Likewise.
6168 (*sse4_1_extendv8qiv8hi2): Likewise.
6169 (sse4_1_extendv4qiv4si2): Likewise.
6170 (*sse4_1_extendv4qiv4si2): Likewise.
6171 (sse4_1_extendv2qiv2di2): Likewise.
6172 (*sse4_1_extendv2qiv2di2): Likewise.
6173 (sse4_1_extendv4hiv4si2): Likewise.
6174 (*sse4_1_extendv4hiv4si2): Likewise.
6175 (sse4_1_extendv2hiv2di2): Likewise.
6176 (*sse4_1_extendv2hiv2di2): Likewise.
6177 (sse4_1_extendv2siv2di2): Likewise.
6178 (*sse4_1_extendv2siv2di2): Likewise.
6179 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6180 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6181 (sse4_1_zero_extendv4qiv4si2): Likewise.
6182 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6183 (sse4_1_zero_extendv2qiv2di2): Likewise.
6184 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6185 (sse4_1_zero_extendv4hiv4si2): Likewise.
6186 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6187 (sse4_1_zero_extendv2hiv2di2): Likewise.
6188 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6189 (sse4_1_zero_extendv2siv2di2): Likewise.
6190 (*sse4_1_zero_extendv2siv2di2): Likewise.
6191 (sse4_1_ptest): Likewise.
6192 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6193 (sse4_2_pcmpestri): Likewise.
6194 (sse4_2_pcmpestrm): Likewise.
6195 (sse4_2_pcmpistri): Likewise.
6196 (sse4_2_pcmpistrm): Likewise.
6198 (aeskeygenassist): Likewise.
6200 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6202 * config/i386/predicates.md (vzeroall_operation): New.
6204 * config/i386/sse.md (avx_vzeroall): New.
6205 (*avx_vzeroall): Likewise.
6207 2008-08-28 Paul Brook <paul@codesourcery.com>
6208 Mark Shinwell <shinwell@codesourcery.com>
6209 Richard Earnshaw <richard.earnshaw@arm.com>
6211 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6212 (TARGET_MIN_ANCHOR_OFFSET): New.
6213 (arm_override_options): Set correct anchor ranges for Thumb-1
6214 and Thumb-2 if required.
6215 (legitimize_pic_address): Handle case involving a TLS symbol
6216 reference with an addend.
6217 (arm_optimization_options): Enable section anchors at -O1 and
6219 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6220 * config/arm/arm-protos.h (arm_optimization_options): New.
6222 2008-08-28 Nick Clifton <nickc@redhat.com>
6224 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6225 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6228 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6229 * config/v850/v850.md (return): Remove frame size restriction.
6231 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6233 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6235 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6237 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6239 2008-08-28 Paul Brook <paul@codesourcery.com>
6241 * config/arm/vfp11.md: Update license notice.
6242 * config/arm/cortex-r4.md: Ditto.
6244 2008-08-28 Richard Guenther <rguenther@suse.de>
6246 PR tree-optimization/37207
6247 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6250 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6253 * tree.c (int_fits_type_p): Don't forget unsigned integers
6254 of type sizetype which higher end word equals -1.
6256 2008-08-28 Ira Rosen <irar@il.ibm.com>
6258 * target.h (struct vectorize): Add new target builtin.
6259 * tree-vectorizer.c (destroy_loop_vec_info): Call
6260 vect_free_slp_instance instead of vect_free_slp_node.
6261 * tree-vectorizer.h (enum slp_load_perm_type): New.
6262 (struct _slp_instance): Add new fields.
6263 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6264 (SLP_INSTANCE_LOADS): New.
6265 (vect_free_slp_tree): Remove.
6266 (vect_free_slp_instance): Declare.
6267 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6268 (vectorizable_load): Add argument.
6269 (vect_transform_slp_perm_load): New.
6270 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6272 (vect_get_place_in_interleaving_chain): New function.
6273 (vect_free_slp_tree): Make static.
6274 (vect_free_slp_instance): New function.
6275 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6276 collect the load location in the interleaving chain.
6277 (vect_supported_slp_permutation_p): New function.
6278 (vect_supported_load_permutation_p): Likewise.
6279 (vect_analyze_slp_instance): In case of loads permutation, call
6280 vect_supported_load_permutation_p to check that the permutation is
6282 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6283 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6284 (vect_create_mask_and_perm): New function.
6285 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6286 (vectorizable_load): Add an argument. Don't keep the created vectors
6287 statements in the node if permutation is required. Call
6288 vect_transform_slp_perm_load to generate the permutation.
6289 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6290 additional argument.
6291 (vect_schedule_slp_instance): In case of loads permutation, allocate
6292 vectorized statements structure for all the related SLP nodes. Call
6293 vect_transform_stmt with addditional argument.
6294 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6295 * config/spu/spu.c (spu_builtin_vec_perm): New.
6296 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6297 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6298 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6299 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6301 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6303 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6304 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6305 __gthread_cond_signal, __gthread_cond_timedwait,
6306 __gthread_cond_timedwait_recursive): New functions.
6307 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6309 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6312 2008-08-28 Richard Guenther <rguenther@suse.de>
6315 * fold-const.c (maybe_canonicalize_comparison_1): Require
6316 undefined overflow only for canonicalizing A +- CST cmp CST.
6317 Make sure to not generate new constants that are not inside
6318 their TYPE_MIN/MAX_VALUE range.
6319 (maybe_canonicalize_comparison): Remove undefined overflow
6321 (fold_binary): Remove now duplicate folding.
6323 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6325 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6326 use not updated in the last change.
6328 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6330 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6331 (IRA_COVER_CLASSES): Add FPUL_REGS.
6333 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6336 * c-common.c (conversion_warning): Check for null operands.
6338 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6341 * c-decl.c (check_for_loop_decls): Improve error message. Give
6344 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6347 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6348 (convert_for_assignment): Pass corrent OPT_W* parameter to
6349 WARN_FOR_ASSIGNMENT.
6351 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6354 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6356 2008-08-27 Paul Brook <paul@codesourcery.com>
6358 * config.gcc: Loosen checks for arm uclinux eabi targets.
6360 2008-08-27 Paul Brook <paul@codesourcery.com>
6362 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6364 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6366 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6368 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6369 the enumerators of an ENUMERAL_TYPE.
6370 * dbxout.c (dbxout_type): Ditto.
6372 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6375 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6376 (fwprop_addr): Check that the loop_father is not the outer loop.
6378 2008-08-26 Paul Brook <paul@codesourcery.com>
6380 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6381 Remove documentation entry for fmul type.
6382 Use fmuls to annotate single-precision multiplication patterns,
6383 fmuld to annotate double-precision multiplication patterns,
6384 fmacs to annotate single-precision multiply-accumulate patterns
6385 and fmacd to annotate double-precision multiply-accumulate patterns.
6386 * config/arm/vfp11.md: Update reservations accordingly.
6387 * config/arm/arm.md: Note that certain values of the "type"
6388 attribute are documented in vfp.md.
6389 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6390 (v10_cvt): Use new fmul types.
6392 2008-08-26 Paul Brook <paul@codesourcery.com>
6394 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6395 * config/arm/vfp11.md: ...here. New.
6396 * config/arm/arm.md: Include vfp11.md.
6398 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6400 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6401 parameter to inform call.
6403 2008-08-26 Jeff Law <law@redhat.com>
6405 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6406 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6407 preferred class when copying a constant into a partial word register.
6409 2008-08-26 Ben Elliston <bje@au.ibm.com>
6411 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
6412 * cp/typeck.c: Likewise.
6413 * cp/tree.c: Likewise.
6414 * gimple-low.c: Likewise.
6417 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
6419 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
6420 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
6422 * doc/passes.texi: Describe IRA.
6424 * doc/tm.texi (IRA_COVER_CLASSES,
6425 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
6427 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
6428 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
6429 -fira-propagate-cost, -fno-ira-share-save-slots,
6430 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
6432 * flags.h (ira_algorithm): New enumeration.
6433 (flag_ira_algorithm, flag_ira_verbose): New external variable
6436 * postreload.c (gate_handle_postreload): Don't do post reload
6437 optimizations unless the reload is completed.
6439 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
6442 * tree-pass.h (pass_ira): New external variable declaration.
6444 * reload.h: Add 2008 to the Copyright.
6446 * cfgloopanal.c: Include params.h.
6447 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
6450 * params.h (IRA_MAX_LOOPS_NUM): New macro.
6452 * toplev.c (ira.h): New include.
6453 (flag_ira_algorithm, flag_ira_verbose): New external variables.
6454 (backend_init_target): Call ira_init.
6455 (backend_init): Call ira_init_once.
6456 (finalize): Call finish_ira_once.
6458 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
6459 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
6462 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
6463 may_move_out_cost): New external variable declarations.
6464 (move_table): New typedef.
6466 * caller-save.c: Include headers output.h and ira.h.
6467 (no_caller_save_reg_set): New global variable.
6468 (save_slots_num, save_slots): New variables.
6469 (reg_save_code, reg_restore_code, add_stored_regs): Add
6471 (init_caller_save): Set up no_caller_save_reg_set.
6472 (init_save_areas): Reset save_slots_num.
6473 (saved_hard_reg): New structure.
6474 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
6475 (initiate_saved_hard_regs, new_saved_hard_reg,
6476 finish_saved_hard_regs, saved_hard_reg_compare_func): New
6478 (setup_save_areas): Add code for sharing stack slots.
6479 (all_blocks): New variable.
6480 (save_call_clobbered_regs): Process pseudo-register too.
6481 (mark_set_regs): Process pseudo-register too.
6482 (insert_one_insn): Put the insn after bb note in a empty basic
6483 block. Add insn check.
6485 * global.c (eliminable_regset): Make it external.
6486 (mark_elimination): Use DF_LR_IN for IRA.
6487 (pseudo_for_reload_consideration_p): New.
6488 (build_insn_chain): Make it external. Don't ignore spilled
6489 pseudos for IRA. Use pseudo_for_reload_consideration_p.
6490 (gate_handle_global_alloc): New function.
6491 (pass_global_alloc): Add the gate function.
6493 * opts.c (decode_options): Set up flag_ira. Print the warning for
6495 (common_handle_option): Process -fira-algorithm and -fira-verbose.
6497 * timevar.def (TV_IRA, TV_RELOAD): New passes.
6499 * regmove.c (regmove_optimize): Don't do replacement of output for
6502 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
6503 New external variable declarations.
6505 * local-alloc.c (update_equiv_regs): Make it external. Return
6506 true if jump label rebuilding should be done. Rescan new_insn for
6508 (gate_handle_local_alloc): New function.
6509 (pass_local_alloc): Add the gate function.
6511 * alias.c (value_addr_p, stack_addr_p): New functions.
6512 (nonoverlapping_memrefs_p): Use them for IRA.
6514 * common.opt (fira, fira-algorithm, fira-coalesce,
6515 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
6516 fira-verbose): New options.
6518 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
6519 move_cost, may_move_in_cost, may_move_out_cost): Make the
6521 (move_table): Remove typedef.
6522 (init_move_cost): Make it external.
6523 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
6526 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
6527 setup_reg_classes): New function prototypes.
6528 (eliminable_regset): New external variable declaration.
6529 (build_insn_chain, update_equiv_regs): New function prototypes.
6531 * Makefile.in (IRA_INT_H): New definition.
6532 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
6533 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
6534 (reload1.o, toplev.o): Add dependence on ira.h.
6535 (cfgloopanal.o): Add PARAMS_H.
6536 (caller-save.o): Add dependence on output.h and ira.h.
6537 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
6538 ira-emit.o, ira-lives.o): New entries.
6540 * passes.c (pass_ira): New pass.
6542 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
6544 * reload1.c (ira.h): Include the header.
6545 (changed_allocation_pseudos): New bitmap.
6546 (init_reload): Initiate the bitmap.
6547 (compute_use_by_pseudos): Permits spilled registers in FROM.
6548 (temp_pseudo_reg_arr): New variable.
6549 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
6550 IRA. Call alter_reg with the additional parameter. Don't clear
6551 spilled_pseudos for IRA. Restore original insn chain for IRA.
6552 Clear changed_allocation_pseudos at the end of reload.
6553 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6554 (hard_regno_to_pseudo_regno): New variable.
6555 (count_pseudo): Check spilled pseudos. Set up
6556 hard_regno_to_pseudo_regno.
6557 (count_spilled_pseudo): Check spilled pseudos. Update
6558 hard_regno_to_pseudo_regno.
6559 (find_reg): Use better_spill_reload_regno_p. Check
6560 hard_regno_to_pseudo_regno.
6561 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
6563 (eliminate_regs_1): Use additional parameter for alter_reg.
6564 (finish_spills): Set up pseudo_previous_regs only for spilled
6565 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
6566 more arguments. Don't clear live_throughout and dead_or_set for
6567 spilled pseudos. Use additional parameter for alter_reg. Call
6568 mark_allocation_change. Set up changed_allocation_pseudos.
6569 Remove sanity check.
6570 (emit_input_reload_insns, delete_output_reload): Use additional
6571 parameter for alter_reg. Call mark_allocation_change.
6572 (substitute, gen_reload_chain_without_interm_reg_p): New
6574 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
6576 * testsuite/gcc.dg/20080410-1.c: New file.
6578 * config/s390/s390.h (IRA_COVER_CLASSES,
6579 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
6581 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
6583 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
6585 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
6587 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
6589 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
6591 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
6593 2008-08-24 Jeff Law <law@redhat.com>
6594 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
6595 when ignoring unavailable registers.
6597 2008-08-24 Jeff Law <law@redhat.com>
6598 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
6599 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
6600 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
6601 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
6603 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
6604 * ira-build.c (allocno_range_compare_func): Stabilize sort.
6606 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
6607 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
6608 * reload1.c (find_reg): Process registers in register allocation order.
6610 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6611 * toplev.c (backend_init_target): Move ira_init call from
6613 (lang_dependent_init_target): ...to here.
6615 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6616 * ira.c (setup_class_subset_and_memory_move_costs): Don't
6617 calculate memory move costs for NO_REGS.
6619 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
6620 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
6621 STACK_REGS is defined.
6623 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6624 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
6626 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
6627 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
6629 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
6630 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
6631 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
6634 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
6635 Dorit Nuzman <dorit@il.ibm.com>
6637 * gcc/config/spu/spu.md (vec_extract_evenv4si,
6638 vec_extract_evenv4sf, vec_extract_evenv8hi,
6639 vec_extract_evenv16qi, vec_extract_oddv4si,
6640 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
6641 vec_interleave_highv4sf, vec_interleave_lowv4sf,
6642 vec_interleave_highv4si, vec_interleave_lowv4si,
6643 vec_interleave_highv8hi, vec_interleave_lowv8hi,
6644 vec_interleave_highv16qi, vec_interleave_lowv16qi,
6645 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
6647 2008-08-25 Janis Johnson <janis187@us.ibm.com>
6650 * config/rs6000/rs6000.c (optimization_options): Don't default to
6651 section anchors without toplevel reorder.
6653 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6655 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
6656 (mfc_end_critical_section): Likewise.
6658 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6660 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
6661 all type qualifiers from element type to vector type.
6663 2008-08-25 David Daney <ddaney@avtrex.com>
6665 * config/mips/mips.md (immediate_insn): Move up in file, fix
6666 comment typo, reformat.
6667 (fetchop_bit, atomic_hiqi_op memory_barrier,
6668 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
6669 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
6670 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
6671 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
6672 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
6673 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
6674 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
6675 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
6676 sync_old_nand<mode>, sync_new_nand<mode>,
6677 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
6678 test_and_set_12): Moved to sync.md.
6680 * config/mips/sync.md: New file.
6682 2008-08-25 Richard Henderson <rth@redhat.com>
6684 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
6685 (regsave): Likewise.
6686 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
6687 (output_cfi_directive): Likewise.
6688 (div_data_align): New.
6689 (output_cfi): Use it.
6691 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
6693 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
6694 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
6695 (TARGET_OCTEON): New macro.
6696 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
6697 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
6698 (ISA_HAS_POP): New macro.
6699 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6701 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6703 * config/mips/mips.md (cpu): Add octeon.
6704 (type): Add pop attribute value.
6705 (popcount<mode>2): New pattern.
6706 * doc/invoke.texi (-march=@var{arch}): Add octeon.
6708 2008-08-24 Jan Hubicka <jh@suse.cz>
6710 * doc/invoke.texi (-fipa-cp-clone): New option.
6711 (-fipa-cp): Update docs.
6712 (--param ipcp-unit-growth):New.
6713 * ipa-cp.c: Include fibheap.h, params.h
6714 (ipcp_initialize_node_lattices): When not cloning, all externally
6715 visible functions are bottom.
6716 (ipcp_need_redirect_p): Accept clones.
6717 (ipcp_insert_stage): Use cost driven heuristics.
6718 (max_count, dead_nodes): New static vars.
6719 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
6720 ipcp_const_param_count): New functions.
6721 * common.opt (ipa-cp-clone): New command line option.
6722 * params.def (ipcp-unit-growth): New.
6724 2008-08-24 Jan Hubicka <jh@suse.cz>
6726 * tree-inline.c (tree_function_versioning): Look harder
6727 for referenced vars.
6729 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
6731 PR tree-optimization/37185
6732 * matrix-reorg.c (transform_access_sites): Update changed stmt.
6734 2008-08-23 Jan Hubicka <jh@suse.cz>
6736 * ipa-cp.c (ipcp_analyze_node): New function.
6737 (ipcp_update_cloned_node): Use it.
6738 (ipcp_init_stage): Likewise.
6739 * ipa-inline.c (function_insertion_hook_holder): New static var.
6740 (analyze_function): Break out from ....
6741 (inline_generate_summary): Here; register insertion hook.
6742 (cgraph_decide_inlining): Remove hook.
6743 (add_new_function): New function.
6745 2008-08-23 Jan Hubicka <jh@suse.cz>
6747 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
6749 2008-08-23 Jan Hubicka <jh@suse.cz>
6751 * ipa-cp.c (constant_val_insert): Remove.
6752 (ipcp_propagate_one_const): Remove.
6753 (ipcp_create_replace_map): Always insert replacements to the map.
6754 (ipcp_insert_stage): Do not try to insert statements by hand.
6755 * tree-inline.c (insert_init_stmt): Break out from ...
6756 (setup_one_parameter): ... here; allow NULL BB pointer.
6757 (tree_function_versioning): Use setup_one_parameter to process
6760 2008-08-23 Jan Hubicka <jh@suse.cz>
6762 * tree.c (decl_address_ip_invariant_p): New function.
6763 * tree.h (decl_address_ip_invariant_p): Declare.
6764 * gimple.c (strip_invariant_refs): Break out from ...
6765 (is_gimple_invariant_address): ... here
6766 (is_gimple_ip_invariant_address): New function.
6767 (is_gimple_ip_invariant): New function.
6768 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
6771 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
6772 (ipcp_lat_is_insertable): All constants are insertable.
6773 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
6774 IPA_CONST_VALUE_REF.
6775 (ipcp_initialize_node_lattices): Propagate all types of operands.
6776 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
6777 (ipcp_create_replace_map): Reformat.
6778 (ipcp_need_redirect_p): Simplify.
6779 (ipcp_insert_stage): Check that argument is used before clonning.
6780 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
6782 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
6783 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
6784 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
6785 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
6786 (jump_func_type): Remove IPA_CONST_VALUE_REF.
6787 * tree-inline.c (tree_function_versioning): Add variables referenced
6790 2008-08-23 Jan Hubicka <jh@suse.cz>
6793 * i386.c (standard_80387_constant_p): Use optimize_size.
6795 2008-08-23 Ira Rosen <irar@il.ibm.com>
6797 PR tree-optimization/37161
6798 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
6799 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
6800 (vect_determine_vectorization_factor): Move the scalar type
6801 retrieval to vect_get_smallest_scalar_type.
6802 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
6803 scalar type. Remove redundant computation.
6804 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
6805 (vect_get_slp_defs): Take the type of RHS into account if
6806 necessary by calling vect_get_smallest_scalar_type. Call
6807 vect_get_constant_vectors with additional argument.
6809 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6812 * doc/invoke.texi (Wwrite-strings): Clarify description.
6814 2008-08-23 Ira Rosen <irar@il.ibm.com>
6816 PR tree-optimization/37174
6817 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
6818 def stmt is a part of the loop before accessing its stmt_vec_info.
6820 2008-08-22 Anatoly Sokolov <aesok@post.ru>
6823 * config/avr/avr.md (UNSPEC_SWAP): New constants.
6824 (*swap): New insn pattern.
6825 (*ashlqi3): Rename from ashlqi3 insn pattern.
6826 (ashlqi3): New expanders.
6827 (*lshrqi3): Rename from lshrqi3 insn pattern.
6828 (lshrqi3): New expanders.
6829 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
6830 lshrqi3_const5, lshrqi3_const6): New splitters.
6831 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
6832 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
6835 2008-08-22 Richard Guenther <rguenther@suse.de>
6837 PR tree-optimization/37078
6838 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
6839 [+INF, +INF] ranges.
6841 2008-08-22 Richard Guenther <rguenther@suse.de>
6843 PR tree-optimization/37143
6844 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
6845 a conversion statement instead of a copy.
6847 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
6850 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
6851 CCCmode, CCOmode and CCSmode destination modes.
6854 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
6855 from different units in a single alternative.
6856 (*vec_extractv2sf_1): Ditto.
6857 (*vec_extractv2si_0): Ditto.
6858 (*vec_extractv2si_1): Ditto.
6859 * config/i386/sse.md (sse2_storehpd): Ditto.
6860 (sse2_storelpd): Ditto.
6861 (sse2_loadhpd): Ditto.
6862 (sse2_loadlpd): Ditto.
6865 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
6866 (popcountsi2): Ditto.
6867 (clzdi2_abm): Ditto.
6868 (popcountdi2): Ditto.
6869 (clzhi2_abm): Ditto.
6870 (popcounthi2): Ditto.
6872 2008-08-22 Richard Guenther <rguenther@suse.de>
6876 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
6877 if the multiplication does not overflow.
6879 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
6881 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
6883 2008-08-21 Richard Henderson <rth@redhat.com>
6885 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
6886 spurrious comma from test.
6887 * configure: Rebuild.
6889 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6892 * builtins.c (fold_builtin_next_arg): Add warning about undefined
6895 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
6897 * c-tree.h (grokfield): New argument.
6898 * c-decl.c (grokfield): Handle new location argument.
6899 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
6901 2008-08-21 Richard Guenther <rguenther@suse.de>
6903 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
6905 2008-08-21 Jan Hubicka <jh@suse.cz>
6907 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
6908 (cgraph_add_function_insertion_hook,
6909 cgraph_remove_function_insertion_hook,
6910 cgraph_call_function_insertion_hooks): New functions.
6911 * cgraph.h (cgraph_add_function_insertion_hook,
6912 cgraph_remove_function_insertion_hook,
6913 cgraph_call_function_insertion_hooks): Declare.
6914 * ipa-reference.c (function_insertion_hook_holder): New variable.
6915 (check_operand, look_for_address_of): When checking late, do not care
6916 about module bitmaps.
6917 (add_new_function): New function.
6918 (generate_summary): Register hooks; zero module bitmaps.
6919 (propagate): Unregister hooks.
6920 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
6921 (add_new_function): New function.
6922 (generate_summary): Register hook.
6923 (propagate): Remove hook.
6925 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
6927 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
6928 * ipa-cp.c (ipcp_update_cloned_node): New function.
6929 (build_const_val): Handle functions correctly; bring type logic
6930 into sync with tree-inline.c
6931 (ipcp_init_stage): Take care of computing stuff needed by
6932 indirect inlining; update clones.
6933 (ipcp_generate_summary): Break out of ipcp_driver.
6934 (ipcp_driver): Do only execution and transformation.
6935 (pass_ipa_cp): Make IPA_PASS.
6936 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
6938 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
6939 ipcp, some info is already available.
6940 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
6941 * tree-inline.c (remap_ssa_name): Unshare expression.
6943 2008-08-21 Richard Guenther <rguenther@suse.de>
6945 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6946 a PHI ask VN if it is already available.
6947 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6948 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6950 2008-08-21 Richard Guenther <rguenther@suse.de>
6953 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
6954 makes sure to produce a result of the correct type.
6956 2008-08-21 Jan Hubicka <jh@suse.cz>
6957 Backport from LTO branch:
6959 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6960 Jan Hubicka <jh@suse.cz>
6963 (init_state, finish_state, set_function_state, generate_summary):
6965 (scan_stmt): Renamed from scan_function. Changed to keep state in
6966 local static vars rather than cgraph aux field.
6967 (propagate): Renamed from static_execute. Changed to keep state in
6968 local static vars rather than cgraph aux field.
6969 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
6970 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
6972 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6974 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
6975 * ipa-reference.c (init_function_info, generate_summary,
6976 propagate): New functions.
6977 (analyze_function): Call init_function_info.
6978 (static_execute): Stripped into generate_summary and propagate.
6979 (pass_ipa_reference): Made into ipa_opt_pass.
6981 2008-08-21 Richard Guenther <rguenther@suse.de>
6983 PR tree-optimization/37181
6984 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
6986 (extract_range_from_unary_expr): Likewise.
6988 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6990 * diagnostic.c (pedwarn_at): Rename as pedwarn.
6992 * toplev.h (pedwarn_at): Likewise.
6993 * builtins.c: Update all calls to pedwarn.
6994 * c-lex.c: Likewise.
6995 * toplev.c: Likewise.
6996 * c-tree.h: Likewise.
6997 * c-decl.c: Likewise.
6998 * c-errors.c: Likewise.
6999 * c-typeck.c: Likewise.
7000 * c-common.c: Likewise.
7001 * c-parser.c: Likewise.
7003 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7006 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7007 with MODE_VECTOR_INT mode.
7009 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7012 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7013 initialized outside the current module.
7014 (warn_uninitialized_var): Ignore left-hand side when walking the
7015 trees. Ignore address expressions. Examine VUSE operands in gimple
7016 statements with a variable declaration on the right-hand side.
7018 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7021 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7023 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7026 * c-common.c (conversion_warning): Do not warn if applying bit-and
7027 operator to unsigned constant that fits in the target type.
7029 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7032 * c-common.c (conversion_warning): Do not warn for artificial
7035 2008-08-20 Richard Guenther <rguenther@suse.de>
7037 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7038 (extract_range_from_binary_expr): Fall back to constant propagation.
7039 (extract_range_from_unary_expr): Likewise.
7041 2008-08-20 Richard Guenther <rguenther@suse.de>
7043 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7044 with TREE_THIS_VOLATILE on shared nodes.
7045 (fold_stmt_r): Likewise.
7047 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7050 * c-parser.c (c_parser_attributes): For keywords use canonical
7051 spelling for attr_name.
7053 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7055 * value-prof.c (check_counter): Revert wrong call to error.
7057 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7059 * profile.c: Update calls to inform.
7060 * value-prof.c: Update calls to inform.
7062 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7064 * diagnostic.c (inform): Add an explicit location_t parameter.
7065 * toplev.h (inform): Update declaration.
7066 * builtins.c: Update all calls to inform.
7067 * c-common.c: Likewise.
7068 * c-decl.c: Likewise.
7069 * c-opts.c: Likewise.
7070 * c-pch.c: Likewise.
7071 * c-pragma.c: Likewise.
7072 * c-typeck.c: Likewise.
7073 * coverage.c: Likewise.
7075 * toplev.c: Likewise.
7076 * tree-cfg.c: Likewise.
7077 * tree-ssa.c: Likewise.
7079 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7082 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7083 V2DI mode, for SSE4.1, use movq instead of vector set if the
7084 second element is zero and inter-unit moves are OK.
7086 2008-08-20 Richard Guenther <rguenther@suse.de>
7088 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7089 properly handle conversion/copy chains after tuplification.
7091 2008-08-20 Richard Guenther <rguenther@suse.de>
7093 * passes.c (init_optimization_passes): Move the second
7094 forwprop pass before alias computation. Remove the second
7095 DCE pass. Remove the first dominator and phi copy/const
7098 2008-08-20 Nick Clifton <nickc@redhat.com>
7100 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7101 support of this feature. Do not assume that a sufficiently new
7102 assembler will support the feature regardless of the target type.
7103 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7104 * configure: Regenerate.
7106 2008-08-20 Richard Guenther <rguenther@suse.de>
7108 * tree-vrp.c (found_in_subgraph): Remove.
7109 (live): New global static.
7110 (live_on_edge): New function.
7111 (blocks_visited): Remove.
7112 (register_edge_assert_for_2): Use live_on_edge.
7113 (find_conditional_asserts): Remove code dealing with
7114 found_in_subgraph. Do not walk the CFG.
7115 (find_switch_asserts): Likewise.
7116 (find_assert_locations_1): Renamed from find_assert_locations.
7117 Move finding assert locations for conditional and switch
7118 statements first. Update live bitmap. Do not walk the CFG.
7119 (find_assert_locations): New function.
7120 (insert_range_assertions): Remove entry of CFG walk.
7121 Adjust call to find_assert_locations.
7122 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7123 that only can appear because of fake exit edges but assert we
7124 never try to insert on those.
7125 (fini_pre): Do not remove fake exit edges here...
7126 (execute_pre): ...but here, before committing edge inserts.
7128 2008-08-19 Richard Guenther <rguenther@suse.de>
7130 * passes.c (init_optimization_passes): Exchange store-ccp
7133 2008-08-19 Rafael EspÃndola <espindola@google.com>
7135 * varasm.c (weak_decls): Move earlier in the file.
7136 (assemble_external): Add weak decls to the weak_decls list.
7137 (declare_weak): Don't add decls to the weak_decls list.
7139 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7142 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7143 before (sse2_shufpd_<mode>).
7145 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7148 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7149 * tree.c (block_nonartificial_location): Likewise.
7151 2008-08-19 Richard Guenther <rguenther@suse.de>
7153 PR tree-optimization/35972
7154 PR tree-optimization/23094
7155 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7157 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7158 handle MISALIGNED_INDIRECT_REF.
7159 (get_ref_from_reference_ops): New helper.
7160 (vn_reference_lookup_pieces): Walk the use-def chain using the
7161 alias-oracle if requested.
7162 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7163 walking the use-def chain.
7164 (compute_avail): But not here.
7165 (create_component_ref_by_pieces_1): Properly handle
7166 MISALIGNED_INDIRECT_REF.
7167 (do_regular_insertion): Handle fully redundant
7168 expressions after PHI-translation also for SSA_NAME values, not
7169 only constants. Correctly use edoubleprime for that.
7171 2008-08-19 Ira Rosen <irar@il.ibm.com>
7173 * tree-vectorizer.c (supportable_widening_operation): Support
7174 multi-step conversion, return the number of steps in such conversion
7175 and the required intermediate types.
7176 (supportable_narrowing_operation): Likewise.
7177 * tree-vectorizer.h (vect_pow2): New function.
7178 (supportable_widening_operation): Change argument types.
7179 (supportable_narrowing_operation): Likewise.
7180 (vectorizable_type_promotion): Add an argument.
7181 (vectorizable_type_demotion): Likewise.
7182 * tree-vect-analyze.c (vect_analyze_operations): Call
7183 vectorizable_type_promotion and vectorizable_type_demotion with
7184 additional argument.
7185 (vect_get_and_check_slp_defs): Detect patterns.
7186 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7188 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7189 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7190 factor according to the smallest type in the loop.
7191 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7192 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7193 supportable_widening_operation with correct arguments.
7194 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7195 operands lists according to the number of vector statements in left
7196 or right node, if exists.
7197 (vect_gen_widened_results_half): Remove unused argument.
7198 (vectorizable_conversion): Call supportable_widening_operation,
7199 supportable_narrowing_operation, and vect_gen_widened_results_half
7200 with correct arguments.
7201 (vectorizable_assignment): Change documentation, support multiple
7203 (vectorizable_operation): Likewise.
7204 (vect_get_loop_based_defs): New function.
7205 (vect_create_vectorized_demotion_stmts): Likewise.
7206 (vectorizable_type_demotion): Support loop-aware SLP and general
7207 multi-step conversion. Call vect_get_loop_based_defs and
7208 vect_create_vectorized_demotion_stmts for transformation.
7209 (vect_create_vectorized_promotion_stmts): New function.
7210 (vectorizable_type_promotion): Support loop-aware SLP and general
7211 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7213 (vectorizable_store): Change documentation, support multiple
7215 (vectorizable_load): Likewise.
7216 (vect_transform_stmt): Pass SLP_NODE to
7217 vectorizable_type_promotion and vectorizable_type_demotion.
7218 (vect_schedule_slp_instance): Move here the calculation of number
7219 of vectorized statements for each node from...
7220 (vect_schedule_slp): ... here.
7221 (vect_transform_loop): Call vect_schedule_slp without the last
7224 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7227 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7228 to == in assert statement.
7229 (vectorizable_reduction): Fix typo.
7231 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7234 * value-prof.c (check_counter): Dereference pointer to overall
7235 count when printing it.
7237 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7239 * profile.h: Really add it.
7241 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7243 * mcf.c: Really add it.
7245 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7246 Vinodha Ramasamy <vinodha@google.com>
7248 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7250 * value-prof.c (check_counter): Fix the counter if
7251 flag_profile_correction is true.
7252 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7253 tree_mod_subtract_transform):
7254 Follow check_counter parameter change.
7255 * common.opt (fprofile-correction): New option.
7257 * profile.h: Likewise.
7258 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7259 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7260 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7262 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7263 flag_profile_correction is set.
7265 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7267 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7269 2008-08-18 Tomas Bily <tbily@suse.cz>
7271 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7272 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7274 * tree-data-ref.c (split_constant_offset_1): Likewise.
7275 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7276 * tree-sra.c (sra_walk_expr): Likewise.
7277 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7278 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7279 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7280 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7282 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7283 * tree-vect-transform.c (vectorizable_type_demotion)
7284 (vectorizable_type_promotion): Likewise.
7285 * tree-inline.c (expand_call_inline):
7286 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7287 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7288 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7289 * expr.c (expand_expr_real_1): Likewise.
7290 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7291 (gimple_assign_unary_useless_conversion_p): Likewise.
7292 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7293 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7294 * fold-const.c (fold_unary): Likewise.
7295 * tree.h (CONVERT_EXPR_P): Likewise.
7296 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7297 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7299 (register_edge_assert_for_2, extract_range_from_unary_expr)
7300 (register_edge_assert_for_1): Likewise.
7302 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7304 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7305 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7306 (enum real_value_const): Delete.
7307 (get_real_const): Delete.
7308 * real.c (get_real_const): Delete.
7309 (dconst_e_ptr): Define.
7310 (dconst_third_ptr): Define.
7311 (dconst_sqrt2_ptr): Define.
7312 * builtins.c: Update all callers.
7314 2008-08-18 Richard Guenther <rguenther@suse.de>
7316 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7317 statement iterator after statement removal.
7319 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7321 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7322 (detect_processor_freebsd): Likewise.
7323 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7325 2008-08-18 Richard Guenther <rguenther@suse.de>
7327 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7328 and loads have the correct types.
7330 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7333 * c-opts.c (cpp_opts): Remove static.
7334 * c-parser.c (cpp_opts): Declare it extern.
7335 (disable_extension_diagnostics): Handle cpp options.
7336 (enable_extension_diagnostics): Likewise.
7338 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7340 * diagnostics.c (permerror_at): Rename as permerror.
7341 (permerror): Delete.
7342 * toplev.h: Likewise.
7344 2008-08-18 Richard Guenther <rguenther@suse.de>
7346 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7347 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7348 Move call_cdce before build_alias. Move copyrename2,
7349 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7350 right after final inlining.
7351 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7352 (pass_build_cfg): But instead via TODO_dump_func.
7354 2008-08-18 Richard Guenther <rguenther@suse.de>
7356 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7358 (scalarize_init): If we failed to generate some initializers
7359 do not generate zeros for not instantiated members. Instead
7360 rely on the copy out.
7361 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7362 about missing flow-sensitive alias info only if we have
7365 2008-08-17 Nick Clifton <nickc@redhat.com>
7367 * doc/extend.texi (Function Attributes): Fix typo in description
7368 if hot function attribute.
7370 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7371 Richard Sandiford <rdsandiford@googlemail.com>
7373 * doc/install.texi (--with-mips-plt): Document.
7374 * doc/invoke.texi (-mplt, -mno-plt): Document.
7375 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7376 and handle ${with_mips_plt}.
7377 * config/mips/mips.opt (mplt): New option.
7378 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7379 (TARGET_ABICALLS_PIC2): Likewise.
7380 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7381 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7382 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7383 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7384 to decide whether to output ".option picX" directives.
7385 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7386 Pass -call_nonpic rather than -KPIC for -mplt.
7387 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7388 on the command line. Also remove it when -mabi=64 is used without
7390 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7391 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7392 TARGET_ABICALLS_PIC0.
7393 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7395 (mips16_build_function_stub): Only output ".option pic" directives
7396 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7397 (mips16_build_call_stub): Fix comment and remove redundant
7398 ".set at"/"set .noat" directives.
7399 (mips_function_rodata_section): Use the default behaviour for
7400 TARGET_ABSOLUTE_ABICALLS.
7401 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7402 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7403 (mips_restore_gp): Do nothing if the current function doesn't use
7405 (mips_expand_prologue): Only save $gp if the current function uses it.
7406 Use a normal move for TARGET_ABICALLS_PIC0.
7407 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
7409 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
7411 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
7412 of function when handling GLOBAL_POINTER_REGNUM.
7414 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
7417 * common.opt (-fstack-check): Do not declare the variable here.
7418 (-fstack-check=): New option variant.
7419 * doc/invoke.texi (Code Gen Options): Document it.
7420 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
7421 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
7422 (STACK_CHECK_STATIC_BUILTIN): New macro.
7423 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
7424 * opts.c: Include expr.h.
7425 (common_handle_option) <OPT_fold_stack_check_>: New case.
7426 <OPT_fstack_check>: Likewise.
7427 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
7428 consistently in the test for variable-sized types. Adjust for
7429 new behaviour of flag_stack_check.
7430 * explow.c: Include except.h.
7431 (allocate_dynamic_stack_space): Do not take into account
7432 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
7433 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
7434 for variable-sized parameters. Treat all parameters whose size is
7435 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
7436 stack checking is enabled.
7437 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
7438 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
7439 if generic stack checking is enabled.
7440 (expand_function_end): Adjust for new behaviour of flag_stack_check.
7441 * reload1.c (reload): Likewise.
7442 * stmt.c (expand_decl): Assert that all automatic variables have
7443 fixed size at this point and remove dead code.
7444 * flags.h (stack_check_type): New enumeration type.
7445 (flag_stack_check): Declare.
7446 * toplev.c (flag_stack_check): New global variable.
7447 * Makefile.in (opts.o): Add dependency on EXPR_H.
7448 (explow.o): Add dependency on except.h.
7450 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
7452 * config/avr/avr.c (avr_override_options): Reduce value of
7453 PARAM_INLINE_CALL_COST.
7455 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
7457 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
7458 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
7459 lieu of TYPE_MODE (type) throughout.
7461 2008-08-15 Joseph Myers <joseph@codesourcery.com>
7463 * config/arm/arm.c (add_minipool_backward_ref): Check for
7464 8-byte-aligned entries in second case of forcing insertion after a
7465 particular entry. Change third case to avoid inserting
7466 non-8-byte-aligned entries before 8-byte-aligned ones.
7468 2008-08-15 Richard Guenther <rguenther@suse.de>
7470 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
7471 strip components for unknown size accesses.
7473 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
7475 * config/s390/2097.md New file.
7476 * config/s390/s390.md ("z10prop" attribute): Define none,
7477 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
7478 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
7479 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
7480 possible values and apply them to insns as appropriate.
7481 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
7482 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
7483 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
7484 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
7485 ("bfp" mode attribute): Removed. Every occurence replaced
7487 * config/s390/s390.c (struct "z10_cost"): Updated entries.
7488 * config/s390/2084.md (insn_reservation "x_itof"): Updated
7491 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7494 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
7497 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
7499 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
7500 additional argument. Support reduction when duplication is needed due
7501 to data-types of different sizes in the loop.
7502 (get_initial_def_for_induction): Fix printout.
7503 (vect_get_vec_def_for_stmt_copy): Support case where the
7504 vec_stmt_for_operand is a phi node.
7505 (vectorizable_reduction): Support reduction when duplication is needed
7506 due to data-types of different sizes in the loop.
7507 (vectorizable_call): Remove restriction to not vectorize in case we
7508 have data-types of different sizes in the loop.
7509 (vectorizable_conversion): Likewise.
7510 (vectorizable_operation): Likewise.
7511 (vectorizable_type_demotion): Likewise.
7512 (vectorizable_type_promotion): Likewise.
7513 (vectorizable_induction): Add restriction to not vectorize in case
7514 we have data-types of different sizes in the loop.
7516 2008-08-14 Christophe Saout <christophe@saout.de>
7517 Uros Bizjak <ubizjak@gmail.com>
7520 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
7521 (*vec_concatv2di_rex64_sse4_1): Ditto.
7522 (*vec_concatv2di_rex64_sse): Ditto.
7524 2008-08-14 Jakub Jelinek <jakub@redhat.com>
7527 * fold-const.c (fold_widened_comparison): Do not allow
7528 sign changes that change the result even if shorter type
7529 is wider than arg1_unw's type.
7531 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
7533 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
7534 Skip if the multilib testing specifies -march that does not
7535 agree with the one specified in the testcase.
7537 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7539 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
7540 zero extend SImode values being converted to TFmode before passing
7543 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7545 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
7546 __PPU__ when targeting the Cell/B.E. PPU processor.
7548 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
7550 * gimple.h (gimple_call_set_chain): Accept SSA variables.
7551 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
7552 Rematerialize the static chain, if any.
7553 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
7556 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7558 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
7559 (new_loc_descr): Likewise.
7560 (add_loc_descr): Likewise.
7561 (size_of_loc_descr): Likewise.
7562 (size_of_locs): Likewise.
7563 (output_loc_operands): Likewise.
7564 (output_loc_sequence): Likewise.
7565 (new_reg_loc_descr): New.
7566 (build_cfa_loc): Use it.
7567 (build_cfa_aligned_loc): Likewise.
7568 (one_reg_loc_descriptor): Likewise.
7569 (based_loc_descr): Likewise.
7571 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7574 * doc/invoke.texi (Wmain): Update.
7575 * c-decl.c (start_decl): warn_main is only 0 or 1.
7576 (start_function): Likewise. Fix formatting.
7577 (finish_function): Delete redundant warning.
7578 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
7579 * c-opts (c_common_handle_option): -Wall only has effect if
7580 warn_main is uninitialized. OPT_Wmain is automatically
7581 handled. -pedantic also enables Wmain.
7582 (c_common_post_options): Handle all logic for Wmain here.
7583 * c-common.c (warn_main): Delete.
7584 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
7585 * c-common.h (warn_main): Delete.
7587 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7590 * expr.c (emit_group_store): Allocate stack temp with the
7591 largest alignment when copying from register to stack.
7593 2008-08-13 Richard Guenther <rguenther@suse.de>
7595 * tree.h (maybe_fold_offset_to_address): Declare.
7596 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
7597 (ccp_fold): Handle pointer conversions the same as fold_stmt.
7598 Likewise for POINTER_PLUS_EXPR.
7599 (maybe_fold_offset_to_reference): Enable disabled code.
7600 (maybe_fold_offset_to_address): New function.
7601 (fold_stmt_r): Use it.
7602 (fold_gimple_assign): Likewise.
7603 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
7604 (gimplify_expr): Likewise.
7606 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7608 * toplev.h (pedwarn_at): Fix declaration.
7610 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7612 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
7613 LINK_SPEC): Use %R in -Y P argument.
7615 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7618 * diagnostic.c (pedwarn_at): New.
7619 * toplev.h (pedwarn_at): Declare.
7620 * c-tree.h (build_enumerator): Update declaration.
7621 * c-decl.c (finish_enum): Update comment.
7622 (build_enumerator): Take a location parameter. Give a pedwarn but do
7623 not perform any conversion.
7624 * c-parser.c (c_parser_enum_specifier): Set correct location for
7627 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7630 * c-common.c (conversion_warning): Use a switch. Ignore boolean
7631 expressions except for conversions to signed:1 bitfields. Handle
7632 COND_EXPR with constant operands.
7634 2008-08-13 Richard Guenther <rguenther@suse.de>
7636 PR tree-optimization/15255
7637 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
7638 (struct oecount_s): New struct and VEC types.
7640 (oecount_hash): New function.
7641 (oecount_eq): Likewise.
7642 (oecount_cmp): Likewise.
7643 (zero_one_operation): New function.
7644 (build_and_add_sum): Likewise.
7645 (undistribute_ops_list): Perform un-distribution of multiplication
7646 and division on the chain of summands.
7647 (should_break_up_subtract): Also break up subtracts for factors.
7648 (reassociate_bb): Delete dead visited statements.
7649 Call undistribute_ops_list. Re-sort and optimize if it did something.
7650 * passes.c (init_optimization_passes): Move DSE before
7652 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
7655 2008-08-12 Janis Johnson <janis187@us.ibm.com>
7657 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
7659 * doc/invoke.texi: Revert unintended checkin.
7661 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
7664 * gcc.c (include_spec_function): Tweak call to find_a_file.
7666 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7669 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
7670 and TRUTH_ORIF_EXPR.
7671 * dojump.c (do_jump): Likewise.
7673 PR tree-optimization/37084
7674 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
7675 if id->regimplify, don't assume stmt is a cast assignment.
7677 2008-08-12 Anatoly Sokolov <aesok@post.ru>
7679 * final.c (final_scan_insn): Use app_enable/app_disable functions.
7681 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7684 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
7687 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7689 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
7690 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
7692 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
7693 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
7694 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
7695 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
7696 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
7698 * doc/tm.texi (Storage Layout): Remove documentation for
7699 TARGET_FLOAT_FORMAT.
7701 * simplify-rtx.c (simplify_binary_operation_1): Replace
7702 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
7704 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7706 * real.h (struct real_format): New member has_sign_dependent_rounding.
7707 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
7708 spu_single_format, ieee_double_format, mips_double_format,
7709 motorola_double_format, ieee_extended_motorola_format,
7710 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7711 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7712 mips_extended_format, ieee_quad_format, mips_quad_format,
7713 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7714 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7716 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7717 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7718 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7719 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7720 (ROUND_TOWARDS_ZERO): Likewise.
7722 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
7723 (FLOAT_MODE_FORMAT): New macro.
7724 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
7725 (MODE_COMPOSITE_P): ... this new macro.
7726 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7727 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
7728 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
7730 * flags.h: Include "real.h".
7732 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
7733 REAL_MODE_FORMAT_COMPOSITE_P.
7734 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
7736 * doc/tm.texi (Storage Layout): Remove documentation of
7737 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7738 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
7739 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
7740 they only apply to libgcc2.a.
7742 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7744 * config/spu/float_disf.c: New file.
7745 * config/spu/float_unsdisf.c: New file.
7746 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
7747 (LIB2FUNCS_EXCLUDE): Define.
7749 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7750 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7752 * real.h (struct real_format): New member round_towards_zero.
7753 * real.c (round_for_format): Respect fmt->round_towards_zero.
7754 (ieee_single_format, mips_single_format, motorola_single_format,
7755 spu_single_format, ieee_double_format, mips_double_format,
7756 motorola_double_format, ieee_extended_motorola_format,
7757 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7758 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7759 mips_extended_format, ieee_quad_format, mips_quad_format,
7760 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7761 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7763 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
7764 real_format to choose rounding mode when calling MPFR functions.
7765 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
7766 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
7768 * real.h (real_to_decimal_for_mode): Add prototype.
7769 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
7770 Respect target rounding mode when generating decimal representation.
7771 (real_to_decimal): New stub for backwards compatibility.
7772 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
7773 real_to_decimal_for_mode instead of real_to_decimal.
7775 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
7777 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7778 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7780 * real.c (spu_single_format): New variable.
7781 * real.h (spu_single_format): Declare.
7783 * config/spu/spu.c (spu_override_options): Install SFmode format.
7784 (spu_split_immediate): Use integer mode to operate on pieces of
7785 floating-point values in all cases.
7787 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
7788 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
7789 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
7791 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7793 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
7795 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7797 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
7799 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7802 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
7803 on the VAR_DECL instead of TYPE_READONLY on its type.
7805 2008-08-12 Ira Rosen <irar@il.ibm.com>
7807 * tree-vectorizer.c: Depend on langhooks.h.
7808 (supportable_widening_operation): Add two arguments. Support double
7810 (supportable_narrowing_operation): Likewise.
7811 * tree-vectorizer.h (supportable_widening_operation): Add two
7813 (supportable_narrowing_operation): Likewise.
7814 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
7815 supportable_widening_operation with correct arguments.
7816 * tree-vect-transform.c (vectorizable_conversion): Likewise.
7817 (vectorizable_type_demotion): Support double type conversions.
7818 (vectorizable_type_promotion): Likewise.
7819 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
7821 2008-08-11 Michael Matz <matz@suse.de>
7823 * i386/i386.c (override_options): Move initialisation from
7824 flag_schedule_insns_after_reload to here from ...
7825 (optimization_options): ... here.
7827 2008-08-11 Jakub Jelinek <jakub@redhat.com>
7829 PR rtl-optimization/36998
7830 * dwarf2out.c (compute_barrier_args_size_1,
7831 compute_barrier_args_size): Temporarily remove assertions.
7833 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7836 * tree-ssa.c (struct walk_data): Add new flag
7837 warn_possibly_uninitialized.
7838 (warn_uninitialized_var): Use it.
7839 (warn_uninitialized_vars): New.
7840 (execute_early_warn_uninitialized): Call it.
7841 (execute_late_warn_uninitialized): Likewise.
7843 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7846 * reload1.c (gen_reload): Guard calls to get_secondary_mem
7849 2008-08-09 Jan Hubicka <jh@suse.cz>
7852 * optabs.c (maybe_emit_unop_insn): Remove produced code if
7854 (expand_fix): Be prepared for expansion to fail.
7855 (expand_sfix_optab): Remove instructions if expansion failed.
7857 2008-08-09 Anatoly Sokolov <aesok@post.ru>
7859 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
7861 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
7862 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7864 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7866 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
7867 mips/t-libgcc-mips16 to tmake_file.
7868 * config/mips/mips-protos.h (mips_call_type): New enum.
7869 (mips_pic_base_register, mips_got_load): Declare.
7870 (mips_restore_gp): Take an rtx argument.
7871 (mips_use_pic_fn_addr_reg_p): Declare.
7872 (mips_expand_call): Replace the sibcall_p argument with
7873 a mips_call_type argument. Add a lazy_p parameter.
7874 (mips_split_call): Declare.
7875 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
7876 (MIPS16_PIC_TEMP): Likewise.
7877 (reg_class): Delete M16_NA_REGS.
7878 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7879 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
7880 (mips_split_hi_p): Declare.
7881 * config/mips/mips.c (mips_split_hi_p): New array.
7882 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
7883 (mips_got_symbol_type_p): New function.
7884 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
7885 (mips16_stub_function_p): New function.
7886 (mips16_local_function_p): Likewise.
7887 (mips_use_pic_fn_addr_reg_p): Likewise.
7888 (mips_cannot_force_const_mem): Return false for HIGHs.
7889 Extend CONST_INT and symbolic handling to MIPS16, using
7890 mips_symbol_insns to check that the base symbol type is a
7891 legitimate constant. Reject GOT-based constants if
7892 TARGET_MIPS16_PCREL_LOADS.
7893 (mips_const_insns): Check targetm.cannot_force_const_mem when
7894 decomposing a symbolic base and a large offset.
7895 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
7896 When calling a function that needs $25 from MIPS16 code,
7897 move the target address into $25 separately and add a USE
7899 (mips16_gp_pseudo_reg): Insert the initializer immediately
7900 before the first real insn.
7901 (mips_pic_base_register, mips_got_load): New functions.
7902 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
7903 parameter to LOW_OUT. Say that it can be any valid SET_SRC
7904 when splitting a load-address operation. Split SYMBOL_GOT_DISP
7905 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
7906 (mips_call_tls_get_addr): Update the call to mips_expand_call,
7907 also passing NULL_RTX rather than const0_rtx as the aux argument.
7908 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
7909 instead of TARGET_EXPLICIT_RELOCS.
7910 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
7911 (mips_load_call_address): Replace the sibcall_p argument with
7912 a mips_call_type argument. Use mips_got_load.
7913 (mips16_local_alias): New structure.
7914 (mips16_local_aliases): New variable.
7915 (mips16_local_aliases_hash): New function.
7916 (mips16_local_aliases_eq): Likewise.
7917 (mips16_local_alias): Likewise.
7918 (mips16_stub_function): Likewise.
7919 (mips16_build_function_stub): Create a local alias for the target
7920 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
7921 .cpload directive and an R_MIPS_NONE relocation for the target
7922 function, then load the alias rather than the function itself.
7923 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
7924 (mips16_copy_fpr_return_value): Use mips16_stub_function and
7925 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
7926 (mips16_build_call_stub): Replace the FN parameter with an
7927 FN_PTR parameter. Force the address into a register if it
7928 isn't a call_insn_operand; don't rely on the caller to do this.
7929 If a call to a locally-defined and locally-binding MIPS16
7930 function must be made indirectly, redirect the call to the
7931 function's local alias. Use mips16_stub_function_p,
7932 mips16_stub_function, mips_expand_call and use_reg.
7933 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
7934 Use explicit %hi and %lo accesses where possible.
7935 Use MIPS_CALL to generate the correct code form of a
7936 jal instruction. Add clobbers of $18 instead of uses.
7937 Update the call to mips_emit_call_insn.
7938 (mips_expand_call): Replace the SIBCALL_P argument with a
7939 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
7940 Take a LAZY_P parameter. Call mips16_build_call_stub first,
7941 allowing it to modify the call address. Update the calls to
7942 mips_load_call_address and mips_emit_call_insn.
7943 (mips_split_call): New function.
7944 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
7945 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
7946 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
7947 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
7948 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
7950 (mips_cprestore_slot): New function.
7951 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
7952 and use mips_cprestore_slot.
7953 (mips_output_function_prologue): Handle TARGET_MIPS16 for
7955 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
7956 then use a copygp_mips16 instruction to set up $28.
7957 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
7958 (mips16_lay_out_constants): Call split_all_insns_noflow.
7959 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
7960 false if TARGET_MIPS16.
7961 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
7962 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
7963 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
7964 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
7965 MIPS16 code. Allow MIPS16 o32 PIC.
7966 (mips_override_options): Allow MIPS16 o32 PIC.
7967 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
7968 after reload if TARGET_USE_GOT.
7969 (UNSPEC_COPYGP): New constant.
7970 (length): Use a default length of 8 for MIPS16 GOT loads.
7971 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
7972 (*got_page<mode>): Check mips_split_hi_p.
7973 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
7974 (unspec_got<mode>, unspec_call<mode>): New expanders.
7975 (load_got<mode>, load_call<mode>): Remove the length attributes.
7976 Use a got attribute instead of a type attribute.
7977 (copygp_mips16): New insn.
7978 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
7979 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
7980 (sibcall, sibcall_value, call, call_value): Update the calls
7981 to mips_expand_call.
7982 (call_internal, call_value_internal): Use mips_split_call.
7983 (call_value_multiple_internal): Likewise.
7984 (call_split): Move after call_internal (the insn it is split from).
7985 (call_internal_direct, call_value_internal_direct): Turn into
7986 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
7987 (call_direct_split, call_value_direct_split): New patterns.
7988 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
7989 and use M16_REGS instead of M16_NA_REGS.
7990 * config/mips/predicates.md (const_call_insn_operand): Replace
7991 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
7992 mips_use_pic_fn_addr_reg_p check.
7993 (move_operand): Reject HIGHs if mips_split_hi_p.
7994 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
7995 (__mips16_floatunsisf): Inline __mips16_floatsisf.
7996 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
7997 * config/mips/libgcc-mips16.ver: New file.
7998 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
7999 $(srcdir)/config/mips/libgcc-mips16.ver.
8001 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8003 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8005 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8006 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8007 (mips16_cfun_returns_in_fpr_p): Likewise.
8009 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8011 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8012 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8013 rather than 4 to PC.
8015 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8017 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8018 (FUNCTION_PROFILER): Save the static chain pointer into $2
8019 beforehand and restore it aftewards.
8020 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8021 address directly into $25 and call the function through $25;
8022 do not clobber $3. Pad the DImode version to cover the space
8023 left by the deleted $25 <- $3 move.
8024 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8025 the removal of the $25 <- $3 move.
8026 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8027 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8029 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8030 Daniel Jacobowitz <dan@codesourcery.com>
8032 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8033 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8034 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8035 * config/mips/mips.c (mips_start_function_definition): New function.
8036 (mips_end_function_definition): Likewise.
8037 (mips_output_function_prologue): Use mips_start_function_definition.
8038 (mips_output_function_epilogue): Use mips_end_function_definition.
8039 (build_mips16_function_stub): Use mips_start_function_definition
8040 and mips_end_function_definition.
8041 (build_mips16_call_stub): Likewise.
8043 2008-08-09 Richard Guenther <rguenther@suse.de>
8045 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8046 * gimple.h (gimple_call_fn): Adjust comment.
8047 (gimple_call_set_fndecl): New function.
8048 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8049 longer having bare FUNCTION_DECL operand.
8050 (gimple_call_return_type): Likewise.
8051 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8053 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8054 (gimple_mod_pow2): Likewise.
8055 (gimple_mod_subtract): Likewise.
8056 (gimple_ic): Likewise.
8057 (gimple_stringop_fixed_value): Likewise.
8058 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8059 longer having bare FUNCTION_DECL operand.
8060 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8061 * omp-low.c (optimize_omp_library_calls): Likewise.
8062 * cgraphunit.c (update_call_expr): Likewise.
8063 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8064 (execute_convert_to_rsqrt): Likewise.
8065 * cfgexpand.c (gimple_to_tree): Simplify.
8066 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8067 bare FUNCTION_DECL operand.
8068 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8069 (convert_gimple_call): Use gimple_call_fndecl.
8070 * c-common.c (c_warn_unused_result): Likewise.
8072 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8075 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8076 (c_finish_return): Likewise.
8077 (c_start_case): Likewise.
8078 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8079 * c-parser.c (c_parser_condition): New. Call
8080 verify_sequence_points.
8081 (c_parser_paren_condition): Call c_parser_condition.
8082 (c_parser_for_statement): Call c_parser_condition.
8084 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8087 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8088 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8089 Moved from diagnostic.h
8090 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8092 (emit_diagnostic): New.
8093 (warning0, pedwarn0): Delete.
8094 (warning, warning_at, pedwarn, permerror): Return bool.
8095 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8096 Moved to diagnostic.c.
8097 (struct diagnostic_context): Use correct type for
8098 classify_diagnostic.
8099 (diagnostic_report_diagnostic): Update declaration.
8100 (emit_diagnostic): Declare.
8101 * errors.c (warning): Return bool.
8102 * errors.h (warning): Update declaration.
8103 * toplev.h (warning0, pedwarn0): Delete.
8104 (warning, warning_at, pedwarn, permerror): Return bool.
8105 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8106 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8107 inform. Update all calls.
8108 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8109 before giving informative note.
8110 (implicit_decl_warning): Likewise.
8111 * c-typeck.c (build_function_call): Likewise.
8112 * tree-sssa.c (warn_uninit): Likewise.
8113 * builtins.c (gimplify_va_arg_expr): Likewise.
8115 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8118 * doc/invoke.texi (-Wextra): Move warning from here...
8119 (-Wuninitialized): ... to here.
8121 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8124 * flags.h (set_Wunused): Delete
8125 * toplev.c (process_options): Handle Wunused flags here.
8126 * opts.c (maybe_warn_unused_parameter): Delete.
8127 (common_handle_option): Replace set_Wunused by warn_unused.
8128 (set_Wextra): Do not handle Wunused-parameter here.
8129 (set_Wunused): Delete.
8130 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8132 * common.opt (Wunused): Add Var and Init.
8133 (Wunused-function): Likewise.
8134 (Wunused-label): Likewise.
8135 (Wunused-parameter): Likewise.
8136 (Wunused-value): Likewise.
8137 (Wunused-variable): Likewise.
8139 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8141 * doc/invoke.texi: Add cpu_type power7.
8142 * config.in (HAVE_AS_VSX): New.
8143 * config.gcc: Add cpu_type power7.
8144 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8146 * configure: Regenerate.
8147 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8149 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8150 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8151 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8153 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8155 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8156 type to vectorize.builtin_conversion.
8157 (vectorizable_conversion): Likewise.
8158 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8159 integral type as input.
8160 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8162 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8163 and ALTIVEC_BUILTIN_VCTSXS.
8164 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8167 2008-08-08 Richard Guenther <rguenther@suse.de>
8169 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8170 (surely_varying_stmt_p): Calls are varying only if they are
8171 non-builtin and not indirect or have no result.
8172 (ccp_fold): Re-instantiate code before the tuples merge.
8174 2008-08-08 Richard Guenther <rguenther@suse.de>
8176 PR tree-optimization/37056
8177 * gimple.h (gimple_assign_rhs_class): New helper function.
8178 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8179 unary operations properly.
8181 2008-08-07 Jan Hubicka <jh@suse.cz>
8183 * i386.h (ix86_size_cost): Declare.
8184 (ix86_cur_cost): New function macro.
8185 * i386.md (peepholes expanding size and splitters): Predicate by
8186 optimize_insn_for_speed_p.
8187 (peepholes reduce size and splitters): Predicate by
8188 optimize_insn_for_size_p.
8189 * i386.c (ix86_size_cost): Rename from ...
8190 (size_cost): This one.
8191 (override_options): Update.
8192 (decide_alg): Likewise.
8193 (ix86_expand_clear): Use RTL profile.
8194 (ix86_pad_returns): Use RTL profile.
8196 2008-08-07 Jan Hubicka <jh@suse.cz>
8198 * recog.c (split_all_insns): Set RTL profile
8199 (peephole2_optimize): Likewise.
8200 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8201 * combine.c (combine_instructions): Likewise.
8203 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8205 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8207 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8209 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8210 value in a6 after the set_frame_ptr insn.
8212 2008-08-07 Richard Henderson <rth@redhat.com>
8215 * gcc.c (cpp_options): Pass along -g*.
8217 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8219 * config/arm/arm.c (output_move_neon): Update comment describing
8220 big-endian vector layout.
8221 (arm_assemble_integer): Do not handle big-endian NEON vectors
8223 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8224 neon_vget_lane<mode>_sext_internal,
8225 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8226 element indices for big-endian.
8228 2008-08-07 Richard Henderson <rth@redhat.com>
8230 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8231 * configure, config.in: Rebuild.
8232 * debug.h (dwarf2out_do_cfi_asm): Declare.
8233 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8234 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8235 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8236 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8238 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8240 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8241 movv2si_internal): Combine into mov<mode>_internal.
8242 (movv2si_internal_2): Remove.
8244 2008-08-07 Jan Hubicka <jh@suse.cz>
8247 * i386.md (single stringop patterns): Enable unconditionally.
8249 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8252 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8254 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8255 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8257 * config/i386/sse.md (sse2_movq128): New.
8259 * doc/extend.texi: Document __builtin_ia32_movq128.
8261 2008-08-07 Richard Guenther <rguenther@suse.de>
8264 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8265 pointers can access anything.
8267 2008-08-06 Jan Hubicka <jh@suse.cz>
8269 * optabs.c (emit_unop_insn): Break out to ...
8270 (maybe_emit_unop_insn): ... this one.
8271 (expand_sfix_optab): Use maybe variant.
8272 * optabs.h (maybe_emit_unop_insn): Declare.
8274 * i386.md (mov0 patterns): Enable by default.
8275 (FP conversion expanders): Disable expansion of code expanding
8276 sequences when instruction should be optimized for size.
8277 (single strinop patterns): Enable when optimizing for size.
8278 (string expanders): Disable expanding of code expanding sequences
8279 when optimizning instruction for size.
8280 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8282 (ix86_fp_comparison_sahf_cost): Likewise.
8283 (ix86_expand_branch): Likewise.
8284 (ix86_expand_ashl_const): Likewise.
8285 (ix86_split_ashl): Likewise.
8286 (ix86_expand_strlen): Likewise.
8287 (ix86_emit_fp_unordered_jump): Likewie.
8289 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8291 * c-common.c: Fix typo.
8292 (c_common_reswords): Activate more C++ keyword warnings.
8294 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8296 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8299 * diagnostic.c (permerror_at): New.
8300 * toplev.h (permerror_at): Declare.
8302 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8303 Ira Rosen <irar@il.ibm.com>
8305 * tree-vect-transform.c (vect_model_simple_cost): Return
8306 immediately if stmt is pure SLP.
8307 (vect_model_store_cost): Ditto.
8308 (vect_model_load_cost): Ditto.
8309 (vectorizable_store): Remove PURE_SLP check before call
8310 to vect_model_store_cost.
8311 (vect_model_store_cost): When checking whether stmt describe
8312 strided access, add a check that it is not slp_node.
8314 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8317 * c-common.c (warn_for_sign_compare): New. Handle separately the
8318 case that 'constant' is zero.
8319 * c-typeck.c (build_binary_op): Move code to c-common.c
8321 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8323 * config/alpha/alpha.c (alpha_preferred_reload_class,
8324 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8325 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8326 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8327 * config/arm/arm.md: Likewise.
8328 * config/avr/avr-protos.h (preferred_reload_class,
8329 test_hard_reg_class, avr_simplify_comparison_p,
8330 out_shift_with_cnt, class_max_nregs): Likewise.
8331 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8332 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8333 preferred_reload_class, test_hard_reg_class): Likewise.
8334 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8335 bfin_memory_move_cost, bfin_secondary_reload,
8336 bfin_output_mi_thunk): Likewise.
8337 * config/crx/crx.c (crx_secondary_reload_class,
8338 crx_memory_move_cost): Likewise.
8339 * config/frv/frv-protos.h (frv_secondary_reload_class,
8340 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8341 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8342 frv_secondary_reload_class, frv_class_likely_spilled_p,
8343 frv_class_max_nregs): Likewise.
8344 * config/h8300/h8300.c (h8300_classify_operand,
8345 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8347 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8348 * config/ia64/ia64.c (ia64_preferred_reload_class,
8349 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8350 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8351 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8353 * config/m68hc11/m68hc11.c (preferred_reload_class,
8354 m68hc11_memory_move_cost): Likewise.
8355 * config/mcore/mcore.c (mcore_secondary_reload_class,
8356 mcore_reload_class): Likewise.
8357 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8358 mips_class_max_nregs, mips_cannot_change_mode_class,
8359 mips_preferred_reload_class, mips_secondary_reload_class,
8360 mips_output_mi_thunk): Likewise.
8361 * config/mmix/mmix.c (mmix_preferred_reload_class,
8362 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8364 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8366 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8367 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8368 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8369 * config/rs6000/rs6000.c (paired_expand_vector_init,
8370 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8371 compare_section_name, rs6000_memory_move_cost): Likewise.
8372 * config/s390/s390.c (s390_emit_compare_and_swap,
8373 s390_preferred_reload_class, s390_secondary_reload,
8374 legitimize_pic_address, legitimize_tls_address,
8375 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8376 s390_class_max_nregs): Likewise.
8377 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8378 * config/s390/s390.md: Likewise.
8379 * config/score/score-protos.h (score_secondary_reload_class,
8380 score_preferred_reload_class): Likewise.
8381 * config/score/score.c (score_preferred_reload_class,
8382 score_secondary_reload_class): Likewise.
8383 * config/score/score3.c (score3_output_mi_thunk,
8384 score3_preferred_reload_class, score3_secondary_reload_class,
8385 score3_hard_regno_mode_ok): Likewise.
8386 * config/score/score3.h (score3_preferred_reload_class,
8387 score3_secondary_reload_class): Likewise.
8388 * config/score/score7.c (score7_output_mi_thunk,
8389 score7_preferred_reload_class, score7_secondary_reload_class,
8390 score7_hard_regno_mode_ok): Likewise.
8391 * config/score/score7.h (score7_preferred_reload_class,
8392 score7_secondary_reload_class): Likewise.
8393 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8394 output_branchy_insn, add_constant, gen_block_redirect,
8395 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8396 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8397 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8398 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8399 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8400 xstormy16_preferred_reload_class): Likewise.
8401 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8402 xtensa_expand_atomic, override_options,
8403 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8405 * reorg.c (try_merge_delay_insns): Likewise.
8406 * tree.c (merge_dllimport_decl_attributes): Likewise.
8408 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
8410 2008-08-06 Michael Matz <matz@suse.de>
8412 * Makefile.in (write_entries_to_file): Quote words.
8413 * gengtype.c: (read_input_line): Skip over leading white-space.
8415 2008-08-06 Marc Gauthier <marc@tensilica.com>
8417 * config.gcc: Match more processor names for Xtensa.
8418 * configure.ac: Likewise.
8419 * doc/install.texi (Specific): Likewise.
8420 * configure: Regenerate.
8422 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8424 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
8425 * calls.c (avoid_likely_spilled_reg): Likewise.
8426 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
8427 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
8428 * config/i386/i386.c (ix86_expand_special_args_builtin,
8429 ix86_secondary_reload): Likewise.
8430 * except.c (struct eh_region, gen_eh_region_catch,
8431 remove_unreachable_regions, duplicate_eh_regions,
8432 assign_filter_values, build_post_landing_pads,
8433 sjlj_find_directly_reachable_regions, remove_eh_handler,
8434 reachable_next_level, foreach_reachable_handler,
8435 can_throw_internal_1, can_throw_external_1,
8436 collect_one_action_chain): Likewise.
8437 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
8438 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
8439 * function.c (update_temp_slot_address, instantiate_new_reg,
8440 instantiate_virtual_regs_in_rtx,
8441 instantiate_virtual_regs_in_insn): Likewise.
8442 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
8443 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
8444 gimplify_cleanup_point_expr): Likewise.
8445 * ipa-cp.c (ipcp_lattice_changed): Likewise.
8446 * passes.c (next_pass_1): Likewise.
8447 * print-tree.c (print_node_brief, print_node): Likewise.
8448 * profile.c (branch_prob): Likewise.
8449 * tree-dump.c (dump_register): Likewise.
8450 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
8452 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
8453 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
8454 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
8455 copy_arguments_for_versioning, copy_static_chain): Likewise.
8456 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
8457 add_new_name_mapping, register_new_name_mapping): Likewise.
8458 * tree-mudflap.c (mf_xform_derefs): Likewise.
8459 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
8460 get_init_expr, combine_chains): Likewise.
8461 * tree-pretty-print.c (dump_generic_node): Likewise.
8462 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
8463 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
8464 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
8465 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
8467 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8470 * calls.c (expand_call): Use the biggest preferred stack
8473 2008-08-06 Michael Matz <matz@suse.de>
8476 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
8477 for reused reload, instead of overwriting them.
8479 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8482 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
8483 for incoming stack boundary.
8485 * function.c (assign_parm_find_entry_rtl): Update
8486 parm_stack_boundary.
8488 * function.h (rtl_data): Add parm_stack_boundary.
8490 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
8491 parm_stack_boundary for incoming stack boundary.
8493 2008-08-06 Joseph Myers <joseph@codesourcery.com>
8495 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
8496 for unrepresentable subregs or treat them as equal to other regs
8497 or subregs with the same register number.
8499 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
8502 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
8505 2008-08-06 Jan Hubicka <jh@suse.cz>
8507 * predict.c (maybe_hot_frequency_p): When profile is absent, all
8508 frequencies might be hot.
8510 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
8512 * reload.c (find_reloads): Force constants into literal pool
8513 also if they are wrapped in a SUBREG.
8515 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8518 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
8519 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
8520 Don't allow predicated instructions for data speculation.
8521 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
8524 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8526 * haifa-sched.c (extend_global): Split to extend_global_data and
8527 extend_region_data. Update all uses.
8528 (extend_all): Rename to extend_block_data.
8530 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8532 * sched-rgn.c (new_ready): Check if instruction can be
8533 speculatively scheduled before attempting speculation.
8534 (debug_rgn_dependencies): Remove wrongful assert.
8536 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8538 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
8540 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8542 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
8543 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
8544 va_size, and type_size.
8546 2008-08-04 Jason Merrill <jason@redhat.com>
8549 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
8550 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
8552 2008-08-05 Richard Henderson <rth@redhat.com>
8554 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
8555 * configure: Rebuild.
8557 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8560 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
8561 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
8564 2008-08-05 Richard Henderson <rth@redhat.com>
8566 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
8567 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
8568 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
8569 * common.opt (fdwarf2-cfi-asm): New.
8570 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
8571 * config.in, configure: Rebuild.
8572 * dwarf2asm.c (dw2_asm_output_data_raw): New.
8573 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
8575 (dw2_force_const_mem): Externalize.
8576 * dwarf2asm.h: Update.
8577 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
8578 generate a real label.
8579 (output_cfi_directive): New.
8580 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
8581 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
8582 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
8584 (dwarf2out_end_epilogue): Emit .cfi_endproc.
8585 (output_loc_operands_raw, output_loc_sequence_raw): New.
8586 (output_cfa_loc_raw): New.
8588 2008-08-05 Paul Brook <paul@codesourcery.com>
8590 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
8591 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
8592 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
8593 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
8594 * config/arm/arm.h (TARGET_VFPD32): Define.
8595 (TARGET_VFP3): Use TARGET_VFPD32.
8596 (fputype): Add FPUTYPE_VFP3D16.
8597 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
8598 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
8599 * config/arm/arm-cores.def: Add cortex-r4f.
8600 * config/arm/arm-tune.md: Regenerate.
8602 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8604 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
8605 Reword some comments throughout the file.
8607 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
8608 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
8609 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
8610 MFC_MIN_DMA_LIST_ELEMENTS.
8611 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
8612 MFC_MAX_DMA_LIST_ELEMENTS.
8614 (MFC_START_ENABLE): Remove PPU-only define.
8615 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
8616 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
8618 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
8619 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
8620 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
8621 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
8622 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
8623 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
8624 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
8626 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
8627 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
8628 (mfc_sdcrt, mfc_sdcrtst): Likewise.
8629 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
8631 (spu_read_machine_status): Fix typo.
8633 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8635 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
8636 SUBREG of multi-word hard register.
8637 * config/spu/spu.c (valid_subreg): Likewise.
8638 (adjust_operand): Handle SUBREGs of multi-word hard registers.
8640 2008-08-04 Richard Guenther <rguenther@suse.de>
8642 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
8643 the candidate with the stripped base if that base is different
8644 from the original base even for offset zero.
8646 2008-08-04 Richard Guenther <rguenther@suse.de>
8649 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
8650 check for no_overflow.
8652 2008-08-04 Richard Guenther <rguenther@suse.de>
8654 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
8656 2008-08-04 Paul Brook <paul@codesourcery.com>
8658 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
8659 (arm_order_regs_for_local_alloc): New function.
8660 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
8662 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
8664 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8667 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
8668 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
8669 (ix86_expand_epilogue): Likewise.
8671 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8673 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
8676 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8678 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
8679 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
8680 (*movv2sf_internal_rex64): Ditto.
8682 2008-08-03 Jan Hubicka <jh@suse.cz>
8684 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
8685 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
8686 * expmed.c (expand_smod_pow2): Likewise.
8688 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8691 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
8692 alternative 0 of operand 1.
8693 (*vec_concatv2di_rex64_sse): Ditto.
8694 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
8696 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
8697 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
8698 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
8699 (*movv2sf_internal_rex64): Ditto.
8701 2008-08-02 Richard Guenther <rguenther@suse.de>
8704 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
8705 (ssedoublesizemode): New mode attribute.
8706 (sse_shufps): Call gen_sse_shufps_v4sf.
8707 (sse_shufps_1): Macroize.
8708 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
8709 (sse2_shufpd_1): Macroize.
8710 (vec_extract_odd, vec_extract_even): New expanders.
8711 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
8712 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
8713 * i386.c (ix86_expand_vector_init_one_nonzero): Call
8714 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
8715 (ix86_expand_vector_set): Likewise.
8716 (ix86_expand_reduc_v4sf): Likewise.
8718 2008-08-01 Doug Kwan <dougkwan@google.com>
8720 * matrix-reorg.c: Re-enable all code.
8721 (struct malloc_call_data): Change CALL_STMT to gimple type.
8722 (collect_data_for_malloc_call): Tuplify.
8723 (struct access_site_info): Change STMT to gimple type.
8724 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
8725 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
8726 (struct free_info): Change STMT to gimple type.
8727 (struct matrix_access_phi_node): Change PHI to gimple type.
8728 (get_inner_of_cast_expr): Remove.
8729 (may_flatten_matrices_1): Tuplify.
8730 (may_flatten_matrices): Ditto.
8731 (mark_min_matrix_escape_level): Ditto.
8732 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
8733 (ssa_accessed_in_call_rhs): New
8734 (ssa_accessed_in_assign_rhs): New
8735 (record_access_alloc_site_info): Tuplify.
8736 (add_allocation_site): Ditto.
8737 (analyze_matrix_allocation_site): Ditto.
8738 (analyze_transpose): Ditto.
8739 (get_index_from_offset): Ditto.
8740 (update_type_size): Ditto.
8741 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
8742 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
8743 (analyze_accesses_for_phi_node): Tuplify.
8744 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
8745 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
8746 (analyze_matrix_accesses): Tuplify.
8747 (check_var_data): New call-back type for check_var_notmodified_p.
8748 (check_var_notmodified_p): Tuplify and use call-back struct to
8749 return statement found.
8750 (can_calculate_expr_before_stmt): Factor out statement related code
8752 (can_calculate_stmt_before_stmt): New.
8753 (check_allocation_function): Tuplify.
8754 (find_sites_in_func): Ditto.
8755 (record_all_accesses_in_func): Ditto.
8756 (transform_access_sites): Ditto.
8757 (transform_allocation_sites): Ditto.
8758 (matrix_reorg): Re-enable.
8759 (gate_matrix_reorg): Re-enable.
8761 2008-08-01 Jakub Jelinek <jakub@redhat.com>
8763 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
8764 for labels for which it hasn't been set yet. If it has been set,
8765 stop walking insns and continue with next worklist item.
8766 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
8767 if the only BARRIER is at the very end of a function.
8769 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8771 * cfgexpand.c (expand_stack_alignment): Assert that
8772 stack_realign_drap and drap_rtx must match.
8774 * function.c (instantiate_new_reg): If DRAP is used to realign
8775 stack, replace virtual_incoming_args_rtx with internal arg
8778 2008-08-01 Richard Guenther <rguenther@suse.de>
8780 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
8781 loop information only if we initialized it.
8782 (execute_pre): Call fini_pre with in_fre.
8783 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
8784 if we do not unroll because we hit max-completely-peeled-insns.
8785 Use our estimation for consistency, do allow shrinking.
8787 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8789 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
8790 with MIN_STACK_BOUNDARY.
8791 (ix86_update_stack_boundary): Likewise.
8792 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
8795 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
8796 (MIN_STACK_BOUNDARY): This.
8798 2008-08-01 Richard Guenther <rguenther@suse.de>
8801 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
8803 2008-08-01 Richard Guenther <rguenther@suse.de>
8805 PR tree-optimization/36988
8806 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
8807 do not matter if that doesn't change volatile qualification.
8809 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
8811 * configure.ac: Do not generate libada-mk. Do not subst
8813 * libada-mk.in: Remove.
8814 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
8815 * configure: Regenerate.
8817 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
8819 * tree-pass.h: Added comment about not dumping passes with name
8820 starting with star in struct opt_pass.
8821 * passes.c (register_dump_files_1): Don't do dump for a pass with
8822 name starting with star.
8823 * doc/passes.texi (Pass manager): Mention pass names and special
8824 meaning of star prefix to avoid dump.
8826 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
8828 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
8830 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
8831 (ISA_MIPS64R2): New macro.
8832 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
8833 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
8834 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
8835 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
8836 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
8837 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
8838 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
8839 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
8840 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
8841 Move up to keep list alphabetically sorted.
8842 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
8843 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
8845 * doc/invoke.texi (MIPS Options): Add -mips64r2.
8846 (-march=@var{arch}): Add mips64r2.
8848 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8850 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
8852 2008-07-31 Steve Ellcey <sje@cup.hp.com>
8854 * expr.c (expand_assignment): Check for complete type.
8856 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8859 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
8861 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
8862 for stack alignment.
8864 * function.h (rtl_data): Add stack_realign_tried. Update comments.
8866 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
8868 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
8869 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
8871 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8873 PR rtl-optimization/36419
8874 * dwarf2out.c (barrier_args_size): New variable.
8875 (compute_barrier_args_size, compute_barrier_args_size_1): New
8877 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
8878 if not called yet in the current function, use barrier_args_size
8879 array to find the new args_size value.
8880 (dwarf2out_frame_debug): Free and clear barrier_args_size.
8882 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8885 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
8888 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8891 * dwarf2out.c (dwarf2out_args_size_adjust): New.
8892 (dwarf2out_stack_adjust): Use it.
8893 (dwarf2out_frame_debug_expr): Likewise.
8895 2008-07-31 Richard Guenther <rguenther@suse.de>
8897 PR tree-optimization/36978
8898 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
8899 the generated condition.
8901 2008-07-31 Richard Guenther <rguenther@suse.de>
8903 * passes.c (init_optimization_passes): Always call
8904 pass_early_warn_uninitialized.
8905 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
8906 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
8907 * doc/passes.texi (Warn for uninitialized variables): Adjust.
8909 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8912 * builtins.c (maybe_emit_free_warning): New function.
8913 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
8914 maybe_emit_free_warning for BUILT_IN_FREE.
8917 * dwarf2out.c (get_context_die): New function.
8918 (force_decl_die, force_type_die): Use it.
8919 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
8920 returns NULL, force generation of DW_TAG_typedef and put that into
8923 PR preprocessor/36649
8924 * c-pch.c (c_common_read_pch): Save and restore
8925 line_table->trace_includes across PCH restore.
8927 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
8930 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
8932 2008-07-30 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
8935 * final.c (call_from_call_insn): Handle COND_EXEC.
8937 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8939 * builtins.c (std_gimplify_va_arg_expr): Replace
8940 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
8941 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8943 2008-07-30 Joey Ye <joey.ye@intel.com>
8944 H.J. Lu <hongjiu.lu@intel.com>
8946 * builtins.c (expand_builtin_setjmp_receiver): Replace
8947 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
8948 (expand_builtin_apply_args_1): Likewise.
8949 (expand_builtin_longjmp): Need DRAP for stack alignment.
8950 (expand_builtin_apply): Likewise.
8952 * caller-save.c (setup_save_areas): Call assign_stack_local_1
8953 instead of assign_stack_local to allow alignment reduction.
8955 * calls.c (emit_call_1): Need DRAP for stack alignment if
8957 (expand_call): Replace virtual_incoming_args_rtx with
8958 crtl->args.internal_arg_pointer.
8959 * stmt.c (expand_nl_goto_receiver): Likewise.
8961 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
8962 alignment and store to stack_alignment_estimated and
8963 max_used_stack_slot_alignment.
8964 (expand_one_var): Likewise.
8965 (expand_stack_alignment): New function.
8966 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
8967 and stack_alignment_estimated fields in rtl_data. Call
8968 expand_stack_alignment at end.
8970 * defaults.h (INCOMING_STACK_BOUNDARY): New.
8971 (MAX_STACK_ALIGNMENT): Likewise.
8972 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
8973 (SUPPORTS_STACK_ALIGNMENT): Likewise.
8975 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
8976 stack alignment when generating virtual registers.
8978 * function.c (assign_stack_local): Renamed to ...
8979 (assign_stack_local_1): This. Add a parameter to indicate
8980 if it is OK to reduce alignment.
8981 (assign_stack_local): Use it.
8982 (instantiate_new_reg): Instantiate virtual incoming args rtx
8983 to vDRAP if stack realignment and DRAP is needed.
8984 (assign_parms): Collect parameter/return type alignment and
8985 contribute to stack_alignment_estimated.
8986 (locate_and_pad_parm): Likewise.
8987 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
8988 with crtl->args.internal_arg_pointer.
8990 * function.h (rtl_data): Add new field drap_reg,
8991 max_used_stack_slot_alignment, stack_alignment_estimated,
8992 stack_realign_needed, need_drap, stack_realign_processed and
8993 stack_realign_finalized.
8994 (stack_realign_fp): New macro.
8995 (stack_realign_drap): Likewise.
8997 * global.c (compute_regsets): Frame pointer is needed when
8998 stack is realigned. Can eliminate frame pointer when stack is
8999 realigned and dynamic realigned argument pointer isn't used.
9001 * reload1.c (update_eliminables): Frame pointer is needed
9002 when stack is realigned.
9003 (init_elim_table): Can eliminate frame pointer when stack is
9004 realigned and dynamic realigned argument pointer isn't used.
9006 * rtl.h (assign_stack_local_1): Declare new funtion.
9008 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9009 (TARGET_GET_DRAP_RTX): Likewise.
9010 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9011 TARGET_GET_DRAP_RTX.
9013 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9015 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9016 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9018 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9019 H.J. Lu <hongjiu.lu@intel.com>
9021 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9022 vdrap_reg, stack_realign and drap_reg_saved.
9023 (add_cfi): Don't allow redefining CFA when DRAP is used.
9024 (reg_save): Handle stack alignment.
9025 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9026 alignment. Don't generate DWARF information for (set fp sp)
9028 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9030 (int_loc_descriptor): Move prototype forward. Also define if
9031 DWARF2_UNWIND_INFO is true.
9032 (output_cfa_loc): Handle DW_CFA_expression.
9033 (build_cfa_aligned_loc): New.
9034 (based_loc_descr): Update assert for stack realign. For local
9035 variables, use sp+offset when stack is aligned without drap and
9036 fp+offset when stack is aligned with drap. For arguments, use
9037 cfa+offset when drap is used to align stack.
9039 2008-07-30 Joey Ye <joey.ye@intel.com>
9040 H.J. Lu <hongjiu.lu@intel.com>
9042 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9044 (ix86_gen_andsp): New.
9045 (ix86_user_incoming_stack_boundary): Likewise.
9046 (ix86_default_incoming_stack_boundary): Likewise.
9047 (ix86_incoming_stack_boundary): Likewise.
9048 (ix86_can_eliminate): Likewise.
9049 (find_drap_reg): Likewise.
9050 (ix86_update_stack_boundary): Likewise.
9051 (ix86_get_drap_rtx): Likewise.
9052 (ix86_finalize_stack_realign_flags): Likewise.
9053 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9054 (TARGET_GET_DRAP_RTX): Likewise.
9055 (override_options): Overide option value for new options.
9056 (ix86_function_ok_for_sibcall): Remove check for
9057 force_align_arg_pointer.
9058 (ix86_handle_cconv_attribute): Likewise.
9059 (ix86_function_regparm): Likewise.
9060 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9061 (ix86_va_start): Replace virtual_incoming_args_rtx with
9062 crtl->args.internal_arg_pointer.
9063 (ix86_select_alt_pic_regnum): Check DRAP register.
9064 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9065 (ix86_compute_frame_layout): Compute frame layout wrt stack
9067 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9068 (ix86_expand_prologue): Decide if stack realignment is needed
9069 and generate prologue code accordingly.
9070 (ix86_expand_epilogue): Generate epilogue code wrt stack
9071 realignment is really needed or not.
9073 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9074 (ABI_STACK_BOUNDARY): Likewise.
9075 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9076 (STACK_REALIGN_DEFAULT): Likewise.
9077 (INCOMING_STACK_BOUNDARY): Likewise.
9078 (MAX_STACK_ALIGNMENT): Likewise.
9079 (ix86_incoming_stack_boundary): Likewise.
9080 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9081 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9082 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9083 (machine_function): Remove force_align_arg_pointer.
9085 * config/i386/i386.md (BX_REG): New.
9086 (R13_REG): Likewise.
9088 * config/i386/i386.opt (mforce_drap): New.
9089 (mincoming-stack-boundary): Likewise.
9090 (mstackrealign): Add Init(-1).
9092 * config/i386/i386-protos.h (ix86_can_eliminate): New
9094 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9096 * doc/extend.texi: Update force_align_arg_pointer.
9098 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9101 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9102 (INCOMING_STACK_BOUNDARY): Likewise.
9103 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9104 (TARGET_GET_DRAP_RTX): Likewise.
9106 2008-07-30 Andreas Schwab <schwab@suse.de>
9108 PR rtl-optimization/36929
9109 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9110 add_insn_before and fix argument order.
9111 (replace_inc_dec_mem): Handle NULL rtx.
9113 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9115 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9117 (arm_compute_initial_elimination_offset): Use it.
9118 (arm_compute_save_reg_mask): Include static chain save slot when
9119 calculating alignment.
9120 (arm_get_frame_offsets): Ditto.
9121 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9122 that we can use to decrement the stack when the stack decrement
9123 could be too big for an immediate value in a single insn.
9124 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9126 2008-07-30 Richard Guenther <rguenther@suse.de>
9128 PR tree-optimization/36967
9129 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9130 Release defs of statements we remove.
9132 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9134 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9135 instead of NULL_RTVEC.
9137 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9141 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9144 2008-07-30 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
9146 * final.c (call_from_call_insn): New.
9147 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9149 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9151 * configure.ac: Substitute ADA_CFLAGS.
9152 * configure: Regenerate.
9153 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9154 * Makefile.in: Remove mention of X_* variables.
9155 * config/pa/x-ada-hpux10: Remove.
9156 * config/pa/x-ada: Remove.
9158 * doc/fragments.texi: Update.
9160 2008-07-30 Olivier Hainque <hainque@adacore.com>
9162 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9163 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9164 __dso_handle explicitly here.
9166 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9169 * c-typeck.c (build_binary_op): Encapsulate code into...
9170 * c-common.c (shorten_binary_op): ...this new function.
9171 (conversion_warning): Use the new function. Handle non-negative
9172 constant in bitwise-and.
9173 * c-common.h (shorten_binary_op): Declare.
9175 2008-07-30 Olivier Hainque <hainque@adacore.com>
9177 * scan.c (make_sstring_space): Add explicit conversions of
9178 allocator's return value.
9179 * fix-header.c (recognized_function): Likewise.
9181 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9183 * doc/cpp.texi: Update to GFDL 1.2.
9184 * doc/gcc.texi: Do not list GPL as Invariant Section.
9185 * doc/gccint.texi: Likewise. Update copyright years.
9186 * doc/install.texi: Update copyright years.
9188 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9191 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9192 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9194 2008-07-29 Jan Hubicka <jh@suse.cz>
9196 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9197 (grokdeclarator): Likewise.
9198 * langhooks.c (lhd_warn_unused_global_decl): Use
9199 DECL_DECLARED_INLINE_P.
9200 * print-tree.c (print_node): Remove DECL_INLINE check.
9202 2008-07-29 Richard Guenther <rguenther@suse.de>
9204 PR tree-optimization/36945
9205 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9206 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9207 Record invariant addresses un-decomposed.
9208 (copy_reference_ops_from_call): Record reference call
9209 arguments properly. Simplify.
9210 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9211 helper split out from ...
9212 (create_component_ref_by_pieces): ... here. Simplify.
9213 Prepare for recursive invocation for call arguments.
9214 (create_expression_by_pieces): Adjust call to
9215 create_component_ref_by_pieces.
9216 (compute_avail): Process operand 2 of reference ops.
9218 2008-07-29 Richard Guenther <rguenther@suse.de>
9220 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9222 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9224 * c-format.c (check_format_types): Revert unwanted checkin.
9226 2008-07-29 Jan Hubicka <jh@suse.cz>
9228 * flags.h (flag_really_no_inline): Remove.
9229 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9230 * toplev.c (flag_really_no_inline): Remove.
9231 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9232 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9233 (cgraph_decide_inlining_incrementally): Likewise.
9234 (compute_inline_parameters): Likewise.
9235 * opts.c (decode_options): Simplify.
9236 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9237 * common.opt (finline): Initialize to 1.
9238 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9240 2008-07-29 Jan Hubicka <jh@suse.cz>
9242 * predict.c (always_optimize_for_size_p): New function.
9243 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9244 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9245 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9247 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9248 * function.c (prepare_function_start): Set default profile.
9249 * function.h (rtl_data): Add maybe_hot_insn_p.
9250 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9251 (construct_exit_block): Likewise.
9252 (tree_expand_cfg): Likewise.
9254 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9255 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9256 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
9257 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9260 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9263 * c-decl.c (merge_decls): Merge USED flags.
9265 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9267 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9268 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9269 next_stack, lab_false and lab_over trees.
9271 2008-07-28 Richard Guenther <rguenther@suse.de>
9273 PR tree-optimization/36957
9274 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9275 (useless_type_conversion_p): Remove.
9276 (types_compatible_p): Remove.
9277 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9278 (useless_type_conversion_p): Declare.
9279 (types_compatible_p): Declare.
9280 (gimple_expr_type): Return the base type only if it is
9281 trivially convertible to the subtype.
9283 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9285 * configure.ac: Use the m4_do macro to concatenate the warnings into
9286 one string in ACX_PROG_CC_WARNING_OPTS,
9287 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9288 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9289 * configure: Regenerate.
9291 2008-07-28 Richard Guenther <rguenther@suse.de>
9293 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9294 (insert_fake_stores): Remove.
9295 (realify_fake_stores): Likewise.
9296 (execute_pre): Remove dead code.
9297 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9298 (find_func_aliases): Deal with it here instead.
9299 Re-enable gcc_unreachable call.
9301 2008-07-28 Richard Guenther <rguenther@suse.de>
9303 Merge from gimple-tuples-branch.
9305 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9306 * gimple.def: New file.
9307 * gsstruct.def: Likewise.
9308 * gimple-iterator.c: Likewise.
9309 * gimple-pretty-print.c: Likewise.
9310 * tree-gimple.c: Removed. Merged into ...
9311 * gimple.c: ... here. New file.
9312 * tree-gimple.h: Removed. Merged into ...
9313 * gimple.h: ... here. New file.
9315 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9316 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9317 --enable-checking=gimple flag.
9318 * config.in: Likewise.
9319 * configure: Regenerated.
9321 * tree-ssa-operands.h: Tuplified.
9322 * tree-vrp.c: Likewise.
9323 * tree-loop-linear.c: Likewise.
9324 * tree-into-ssa.c: Likewise.
9325 * tree-ssa-loop-im.c: Likewise.
9326 * tree-dump.c: Likewise.
9327 * tree-complex.c: Likewise.
9328 * cgraphbuild.c: Likewise.
9329 * tree-ssa-threadupdate.c: Likewise.
9330 * tree-ssa-loop-niter.c: Likewise.
9331 * tree-pretty-print.c: Likewise.
9332 * tracer.c: Likewise.
9333 * gengtype.c: Likewise.
9334 * tree-loop-distribution.c: Likewise.
9335 * tree-ssa-loop-unswitch.c: Likewise.
9336 * cgraph.c: Likewise.
9337 * cgraph.h: Likewise.
9338 * tree-ssa-loop-manip.c: Likewise.
9339 * value-prof.c: Likewise.
9340 * tree-ssa-loop-ch.c: Likewise.
9341 * tree-tailcall.c: Likewise.
9342 * value-prof.h: Likewise.
9345 * tree-pass.h: Likewise.
9346 * ipa-cp.c: Likewise.
9347 * tree-scalar-evolution.c: Likewise.
9348 * tree-scalar-evolution.h: Likewise.
9349 * target.h: Likewise.
9350 * lambda-mat.c: Likewise.
9351 * tree-phinodes.c: Likewise.
9352 * diagnostic.h: Likewise.
9353 * builtins.c: Likewise.
9354 * tree-ssa-alias-warnings.c: Likewise.
9355 * cfghooks.c: Likewise.
9356 * fold-const.c: Likewise.
9357 * cfghooks.h: Likewise.
9358 * omp-low.c: Likewise.
9359 * tree-ssa-dse.c: Likewise.
9360 * ipa-reference.c: Likewise.
9361 * tree-ssa-uncprop.c: Likewise.
9362 * toplev.c: Likewise.
9363 * tree-gimple.c: Likewise.
9364 * tree-gimple.h: Likewise.
9365 * tree-chrec.c: Likewise.
9366 * tree-chrec.h: Likewise.
9367 * tree-ssa-sccvn.c: Likewise.
9368 * tree-ssa-sccvn.h: Likewise.
9369 * cgraphunit.c: Likewise.
9370 * tree-ssa-copyrename.c: Likewise.
9371 * tree-ssa-ccp.c: Likewise.
9372 * tree-ssa-loop-ivopts.c: Likewise.
9373 * tree-nomudflap.c: Likewise.
9374 * tree-call-cdce.c: Likewise.
9375 * ipa-pure-const.c: Likewise.
9376 * c-format.c: Likewise.
9377 * tree-stdarg.c: Likewise.
9378 * tree-ssa-math-opts.c: Likewise.
9379 * tree-ssa-dom.c: Likewise.
9380 * tree-nrv.c: Likewise.
9381 * tree-ssa-propagate.c: Likewise.
9382 * ipa-utils.c: Likewise.
9383 * tree-ssa-propagate.h: Likewise.
9384 * tree-ssa-alias.c: Likewise.
9385 * gimple-low.c: Likewise.
9386 * tree-ssa-sink.c: Likewise.
9387 * ipa-inline.c: Likewise.
9388 * c-semantics.c: Likewise.
9389 * dwarf2out.c: Likewise.
9391 * tree-ssa-loop-ivcanon.c: Likewise.
9392 * predict.c: Likewise.
9393 * tree-ssa-loop.c: Likewise.
9394 * tree-parloops.c: Likewise.
9395 * tree-ssa-address.c: Likewise.
9396 * tree-ssa-ifcombine.c: Likewise.
9397 * matrix-reorg.c: Likewise.
9398 * c-decl.c: Likewise.
9399 * tree-eh.c: Likewise.
9400 * c-pretty-print.c: Likewise.
9401 * lambda-trans.c: Likewise.
9402 * function.c: Likewise.
9403 * langhooks.c: Likewise.
9404 * ebitmap.h: Likewise.
9405 * tree-vectorizer.c: Likewise.
9406 * function.h: Likewise.
9407 * langhooks.h: Likewise.
9408 * tree-vectorizer.h: Likewise.
9409 * ipa-type-escape.c: Likewise.
9410 * ipa-type-escape.h: Likewise.
9411 * domwalk.c: Likewise.
9412 * tree-if-conv.c: Likewise.
9413 * profile.c: Likewise.
9414 * domwalk.h: Likewise.
9415 * tree-data-ref.c: Likewise.
9416 * tree-data-ref.h: Likewise.
9417 * tree-flow-inline.h: Likewise.
9418 * tree-affine.c: Likewise.
9419 * tree-vect-analyze.c: Likewise.
9420 * c-typeck.c: Likewise.
9421 * gimplify.c: Likewise.
9422 * coretypes.h: Likewise.
9423 * tree-ssa-phiopt.c: Likewise.
9424 * calls.c: Likewise.
9425 * tree-ssa-coalesce.c: Likewise.
9426 * tree.def: Likewise.
9427 * tree-dfa.c: Likewise.
9428 * except.c: Likewise.
9429 * except.h: Likewise.
9430 * cfgexpand.c: Likewise.
9431 * tree-cfgcleanup.c: Likewise.
9432 * tree-ssa-pre.c: Likewise.
9433 * tree-ssa-live.c: Likewise.
9434 * tree-sra.c: Likewise.
9435 * tree-ssa-live.h: Likewise.
9436 * tree-predcom.c: Likewise.
9437 * lambda.h: Likewise.
9438 * tree-mudflap.c: Likewise.
9439 * ipa-prop.c: Likewise.
9440 * print-tree.c: Likewise.
9441 * tree-ssa-copy.c: Likewise.
9442 * ipa-prop.h: Likewise.
9443 * tree-ssa-forwprop.c: Likewise.
9444 * ggc-page.c: Likewise.
9445 * c-omp.c: Likewise.
9446 * tree-ssa-dce.c: Likewise.
9447 * tree-vect-patterns.c: Likewise.
9448 * tree-ssa-ter.c: Likewise.
9449 * tree-nested.c: Likewise.
9450 * tree-ssa.c: Likewise.
9451 * lambda-code.c: Likewise.
9452 * tree-ssa-loop-prefetch.c: Likewise.
9453 * tree-inline.c: Likewise.
9454 * tree-inline.h: Likewise.
9455 * tree-iterator.c: Likewise.
9456 * tree-optimize.c: Likewise.
9457 * tree-ssa-phiprop.c: Likewise.
9458 * tree-vect-transform.c: Likewise.
9459 * tree-object-size.c: Likewise.
9460 * tree-outof-ssa.c: Likewise.
9461 * cfgloop.c: Likewise.
9462 * system.h: Likewise.
9463 * tree-profile.c: Likewise.
9464 * cfgloop.h: Likewise.
9465 * c-gimplify.c: Likewise.
9466 * c-common.c: Likewise.
9467 * tree-vect-generic.c: Likewise.
9468 * tree-flow.h: Likewise.
9469 * c-common.h: Likewise.
9470 * basic-block.h: Likewise.
9471 * tree-ssa-structalias.c: Likewise.
9472 * tree-switch-conversion.c: Likewise.
9473 * tree-ssa-structalias.h: Likewise.
9474 * tree-cfg.c: Likewise.
9475 * passes.c: Likewise.
9476 * ipa-struct-reorg.c: Likewise.
9477 * ipa-struct-reorg.h: Likewise.
9478 * tree-ssa-reassoc.c: Likewise.
9479 * cfgrtl.c: Likewise.
9480 * varpool.c: Likewise.
9482 * tree-ssanames.c: Likewise.
9483 * tree-ssa-threadedge.c: Likewise.
9484 * langhooks-def.h: Likewise.
9485 * tree-ssa-operands.c: Likewise.
9486 * config/alpha/alpha.c: Likewise.
9487 * config/frv/frv.c: Likewise.
9488 * config/s390/s390.c: Likewise.
9489 * config/m32c/m32c.c: Likewise.
9490 * config/m32c/m32c-protos.h: Likewise.
9491 * config/spu/spu.c: Likewise.
9492 * config/sparc/sparc.c: Likewise.
9493 * config/i386/i386.c: Likewise.
9494 * config/sh/sh.c: Likewise.
9495 * config/xtensa/xtensa.c: Likewise.
9496 * config/stormy16/stormy16.c: Likewise.
9497 * config/ia64/ia64.c: Likewise.
9498 * config/rs6000/rs6000.c: Likewise.
9499 * config/pa/pa.c: Likewise.
9500 * config/mips/mips.c: Likewise.
9502 2008-07-28 Simon Baldwin <simonb@google.com>
9504 * c-pragma.c (handle_pragma_message): New function.
9505 (init_pragma): Register handle_pragma_message.
9506 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
9509 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
9511 PR tree-optimization/35252
9512 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
9513 REALPART_EXPR to be considered as same load operation.
9515 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
9517 PR tree-optimization/36830
9518 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
9519 (expressions_equal_p): Return false if only one operand is null.
9521 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
9523 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
9524 version requirements.
9526 2008-07-26 Olivier Hainque <hainque@adacore.com>
9528 * collect2.c (symkind): New enum. Symbol kinds we care about.
9529 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
9530 code and head comment accordingly.
9531 (scan_prog_file): Use symkind names instead of bare integers.
9533 2008-07-25 Jan Hubicka <jh@suse.cz>
9535 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
9537 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
9538 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
9539 * dojump.c (clear_pending_stack_adjust): Likewise.
9540 * print-tree.c (print_node): Ignore DECL_INLINE.
9541 * tree-inline.c (inlinable_function_p): Likewise.
9543 2008-07-25 Michael Meissner <gnu@the-meissners.org>
9545 * doc/extend.texi (hot attribute): Document that the hot attribute
9546 turns on -O3 for some ports.
9547 (cold attribute): Document that the cold attribute turns on -Os
9550 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
9551 reflect function specific option support.
9553 * target.h (struct target_option_hooks): Add fields to say whether
9554 the cold attribute implies -Os and the hot attribute implies -O3.
9556 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
9557 By default, do not turn on -Os for cold functions.
9558 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
9559 not turn on -O3 for hot functions.
9561 * c-common.c (handle_hot_attribute): Use target hook to determine
9562 if hot functions should enable -O3.
9563 (handle_cold_attribute): Use target hook to determine if cold
9564 functions should enable -Os.
9566 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
9567 (override_options): Move disable scheduling to
9568 optimization_options.
9569 (optimization_options): Disable scheduling here, not
9571 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9572 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9574 * config/ia64/ia64.c (ia64_override_options): Move setting
9575 scheduling flags to ia64_optimization_options.
9576 (ia64_optimization_options): Disable scheduling options here, and
9577 not in ia64_override_options.
9578 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9579 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9581 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
9584 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
9586 2008-07-25 Martin Jambor <mjambor@suse.cz>
9588 PR tree-optimization/36926
9589 * ipa-prop.c (ipa_analyze_call_uses): Call
9590 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
9592 2008-07-25 Joseph Myers <joseph@codesourcery.com>
9594 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9595 movv2si_internal): Add mem = reg alternative.
9597 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
9600 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
9601 DEFAULT_PCC_STRUCT_RETURN to 127.
9603 2008-07-24 Jan Hubicka <jh@suse.cz>
9605 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
9606 (build_cgraph_edges): Likewise.
9607 * cgraph.c (cgraph_node): Do not update assembler hash.
9608 (cgraph_remove_node): Drop non-unit-at-a-time code.
9609 * tree-pass.h (pass_O0_always_inline): Remove.
9610 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
9611 * toplev.c (process_options): Flag unit-at-a-time does not imply
9613 * cgraphunit.c: Update comments.
9614 (decide_is_function_needed): Drop non-unit-at-a-time mode.
9615 (cgraph_assemble_pending_functions): Remove.
9616 (cgraph_reset_node): Drop non-unit-at-a-time code.
9617 (cgraph_finalize_function): Likewise.
9618 (cgraph_analyze_function): Likewise.
9619 (cgraph_finalize_compilation_unit): Likewise.
9620 (cgraph_expand_function): Likewise.
9621 (cgraph_optimize): Likesise.
9622 (save_inline_function_body): Likewise.
9623 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
9624 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
9625 * ipa-inline.c: Update comments.
9626 (enum inlining_mode): remove INLINE_SPEED.
9627 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
9628 (cgraph_mark_inline_edge): Likewise.
9629 (try_inline): Likewise.
9630 (cgraph_decide_inlining_incrementally): Likewise.
9631 (cgraph_gate_inlining): Remove.
9632 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
9633 (cgraph_gate_early_inlining): Likewise.
9634 (gate_inline_passes): Remove.
9635 (pass_inline_parameters, pass_ipa_inline): Remove gates.
9636 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9637 pass_O0_always_inline): Remove.
9638 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
9639 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
9640 * opts.c (no_unit_at_a_time_default): Remove.
9641 (decode_options): Remove flag_unit_at_a_time reset and warning.
9642 * opts.h (no_unit_at_a_time_default): Remove.
9643 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
9644 early in GNU dialect.
9645 (merge_decls): Update comment; drop unit-at-a-time check.
9646 (finish_decl): Likewise.
9647 (grok_declaration): Remove flag_inline_trees code.
9648 (finish_functions): Return on function returning non-void on all
9650 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
9651 * cfgexpand.c (expand_one_static_var): Remove.
9652 (expand_one_var): Remove expand_one_static_var call.
9653 (expand_used_vars_for_block): Remove flag_unit_a_time check.
9654 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
9655 and flag_unit_at_a-time compatibility checks.
9656 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
9657 * tree-inline.c (flag_inline_trees): Remove.
9658 (inlinable_function_p): Don't check it.
9659 (expand_call_inline): Remove non-unit-at-a-time code.
9660 * tree-inline.h (flag_inline_trees): Remove.
9661 * tree-optimize.c (execute_early_local_optimizations): Remove
9662 unit-at-a-time checks.
9663 (tree_rest_of_compilation): Likewise.
9664 * combine.c (setup_incoming_promotions): Likewise.
9665 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
9666 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
9667 * passes.c (pass_inline_parameters): Update comments; remove
9668 O0_alwaysinline pass.
9669 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
9670 (execute_one_pass): Likewise.
9671 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
9672 (ix86_function_sseregparm): Likewise.
9673 * arm.c (arm_function_in_section_p): Likewise.
9674 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
9675 * varpool.c: Update comments.
9676 (decide_is_variable_needed): Remove unit-at-a-time checks.
9677 (varpool_finalize_decl): Likewise.
9679 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
9681 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
9683 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
9685 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
9687 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
9688 imp symbol extension.
9690 2008-07-23 Ian Lance Taylor <iant@google.com>
9692 * tree-vrp.c (infer_value_range): Ignore asm statements when
9693 looking for memory accesses for -fdelete-null-pointer-checks.
9695 2008-07-24 Ben Elliston <bje@au.ibm.com>
9697 * config/spu/spu-c.c (__vector_keyword): New variable.
9698 (vector_keyword): Likewise.
9699 (spu_categorize_keyword): New function.
9700 (spu_macro_to_expand): Likewise.
9701 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
9702 compiling an ISO C dialect.
9704 2008-07-24 Ben Elliston <bje@au.ibm.com>
9706 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
9709 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9711 * configure: Regenerate.
9712 * configure.ac: Require texinfo 4.7.
9713 * doc/install.texi: Document texinfo 4.7 requirement.
9715 2008-07-23 Martin Jambor <mjambor@suse.cz>
9717 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
9718 rather than for DECL_SAVED_TREE.
9719 * ipa-prop.c: Include diagnostic.h.
9720 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
9722 (ipa_detect_param_modifications): Function rewritten from scratch.
9723 (ipa_compute_jump_functions): Changed accesses to modification flags.
9724 (ipa_free_node_params_substructures): Update flags destruction.
9725 (ipa_node_duplication_hook): Update flags duplication.
9726 (ipa_print_all_params_modified): Updated flag access.
9727 * ipa-prop.h (struct ipa_param_flags): New structure.
9728 (struct ipa_node_params): New field modification_analysis_done,
9729 modified_flags changed into param_flags.
9730 (ipa_is_ith_param_modified): Changed to use new flags.
9731 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
9733 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
9734 ipa-cp.c and split into two functions.
9735 (ipa_print_node_jump_functions): New function.
9736 (compute_scalar_jump_functions): New function.
9737 (type_like_member_ptr_p): New function.
9738 (compute_pass_through_member_ptrs): New function.
9739 (fill_member_ptr_cst_jump_function): New function.
9740 (determine_cst_member_ptr): New function.
9741 (compute_cst_member_ptr_arguments): New function.
9742 (ipa_compute_jump_functions): Complete rewrite.
9743 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
9744 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
9745 (struct ipa_member_ptr_cst): New structure.
9746 (union jump_func_value): New field member_cst.
9747 * ipa-cp.c (ipcp_lat_is_insertable): New function.
9748 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
9749 jump function types.
9750 (ipcp_print_all_lattices): Slight fprintf rearrangement.
9751 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
9752 instead of ipcp_print_all_jump_functions.
9753 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
9754 only for replacable scalars.
9756 * doc/invoke.texi (Optimize options): Add description of
9757 -findirect-inlining.
9758 * common.opt (flag_indirect_inlining): New flag.
9759 * opts.c (decode_options): Set flag_indirect_inlining when
9762 * ipa-inline.c: Include ipa-prop.h.
9763 (inline_indirect_intraprocedural_analysis): New function.
9764 (inline_generate_summary): Allocate parameter and argument info
9765 structures, call inline_indirect_intraprocedural_analysis on each
9766 node when doing indirect inlining and deallocate indirect inlining
9767 data structures in the end.
9768 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
9769 (free_all_ipa_structures_after_iinln): New function.
9770 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
9772 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
9774 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
9775 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9776 of computing the frequency separately.
9777 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9778 of computing the frequency separately.
9779 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
9780 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
9781 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
9782 (ipa_get_stmt_member_ptr_load_param): New function.
9783 (ipa_is_ssa_with_stmt_def): New function.
9784 (ipa_note_param_call): New function.
9785 (ipa_analyze_call_uses): New function.
9786 (ipa_analyze_stmt_uses): New function.
9787 (ipa_analyze_params_uses): New function.
9788 (ipa_free_node_params_substructures): Also free the param_calls linked
9790 (ipa_node_duplication_hook): Also duplicate the param_calls
9792 (ipa_print_node_param_flags): New function.
9793 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
9794 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
9795 * ipa-prop.h (struct ipa_param_flags): New field called.
9796 (struct ipa_param_call_note): New structure.
9797 (struct ipa_node_params): New fields param_calls and
9799 (ipa_is_ith_param_called): New function.
9800 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
9801 ipa_analyze_params_uses and dump parameter flags.
9803 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
9804 ipa_propagate_indirect_call_infos if performing indirect inlining,
9805 pass a new parameter new_edges to it.
9806 (add_new_edges_to_heap): New fucntion.
9807 (cgraph_decide_inlining_of_small_functions): New vector
9808 new_indirect_edges for newly found indirect edges , call
9809 ipa_propagate_indirect_call_infos after inlining.
9810 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
9811 inlining if performing indirect inlining. Call
9812 free_all_ipa_structures_after_iinln when doing so too.
9813 (inline_generate_summary): Do not call
9814 free_all_ipa_structures_after_iinln here.
9815 * ipa-prop.c (update_jump_functions_after_inlining): New function.
9816 (print_edge_addition_message): New function.
9817 (update_call_notes_after_inlining): New function.
9818 (propagate_info_to_inlined_callees): New function.
9819 (ipa_propagate_indirect_call_infos): New function.
9820 * ipa-prop.h: Include cgraph.h
9821 (struct ipa_param_call_note): Fields reordered, new field processed.
9822 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
9824 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
9825 rediscovered call statements.
9826 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
9827 (dump_cgraph_node): Dump also the indirect_call flag.
9828 (cgraph_clone_edge): Copy also the indirect_call flag.
9829 * tree-inline.c (copy_bb): Do not check for fndecls from call
9830 expressions, check for edge availability when moving clones.
9831 (get_indirect_callee_fndecl): New function.
9832 (expand_call_inline): If callee declaration is not apprent from
9833 the statement, try calling get_indirect_callee_fndecl. Do not
9834 issue warnings or call sorry when not inlinings an indirect edge.
9835 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
9837 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
9838 bit more frandly to matching.
9839 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
9840 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
9841 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
9843 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9846 * opth-gen.awk: Suppress function specific features when building
9848 * optc-gen.awk: Ditto.
9850 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9853 * diagnostic.c (pedwarn): Add opt parameter.
9855 * c-tree.h (pedwarn_init): Add opt parameter.
9856 (pedwarn_c90): Likewise.
9857 (pedwarn_c99): Likewise.
9858 * c-errors.c (pedwarn_c99): Likewise.
9859 (pedwarn_c90): Likewise.
9860 * toplev.h (pedwarn): Update declaration.
9861 (pedwarn0): Declare.
9862 * c-lex.c: All calls to pedwarn changed.
9863 * builtins.c: All calls to pedwarn changed.
9864 * toplev.c: All calls to pedwarn changed.
9865 * c-decl.c: All calls to pedwarn changed.
9866 * c-typeck.c: All calls to pedwarn changed.
9867 * c-common.c: All calls to pedwarn changed.
9868 * c-parser.c: All calls to pedwarn changed.
9870 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9871 Karthik Kumar <karthikkumar@gmail.com>
9873 * attribs.c (file scope): Include c-common.h.
9874 (decl_attributes): Add support for #pragma GCC optimize and
9877 * targhooks.c (default_can_inline_p): New function that is the
9878 default for the TARGET_CAN_INLINE_P target hook.
9880 * targhooks.h (default_can_inline_p): Add declaration.
9882 * tree.c (cl_optimization_node): New static tree for building
9883 OPTIMIZATION_NODE tree.
9884 (cl_target_option_node): New static tree for building
9885 TARGET_OPTION_NODE tree.
9886 (cl_option_hash_table): New hash table for hashing
9887 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9888 (cl_option_hash_hash): New function to provide the hash value for
9889 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9890 (cl_option_hash_eq): New function to provide an equality test for
9891 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9892 (tree_code_size): Add support for OPTIMIZATION_NODE and
9893 TARGET_OPTION_NODE trees.
9894 (tree_code_structure): Add support for OPTIMIZATION_NODE and
9895 TARGET_OPTION_NODE trees.
9896 (build_optimization_node): Build a tree that has all of the
9897 current optimization options.
9898 (build_target_option_node): Build a tree that has the target
9899 options that might be changed on a per function basis.
9901 * tree.h (file scope): Include options.h.
9902 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
9903 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9904 (TREE_OPTIMIZATION): Ditto.
9905 (TREE_TARGET_SPECIFIC): Ditto.
9906 (struct tree_function_decl): Add fields for remembering the
9907 current optimization options and target specific options.
9908 (struct tree_optimization_option): New tree variant that remembers
9909 the optimization options.
9910 (struct tree_target_option): New tree variant that remembers the
9911 target specific flags that might change for compiling a particular
9913 (union tree_node): Include tree_optimization_option and
9914 tree_target_option fields.
9915 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
9916 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
9917 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
9918 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
9919 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
9920 optimization and target options.
9921 (optimization_default_node): New macro to refer to global_trees
9923 (optimization_current_node): Ditto.
9924 (optimization_cold_node): Ditto.
9925 (optimization_hot_node): Ditto.
9926 (target_option_default_node): Ditto.
9927 (target_option_current_node): Ditto.
9928 (current_option_pragma): Ditto.
9929 (current_optimize_pragma): Ditto.
9931 * target.h (struct gcc_target): Add valid_option_attribute_p,
9932 target_option_save, target_option_restore, target_option_print,
9933 target_option_pragma_parse, and can_inline_p hooks.
9935 * toplev.h (parse_optimize_options): Add declaration.
9936 (fast_math_flags_struct_set_p): Ditto.
9938 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
9939 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
9942 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
9943 tree_can_inline_p hook to see if one function can inline another.
9944 (cgraph_decide_inlining): Ditto.
9945 (cgraph_decide_inlining_incrementally): Ditto.
9947 * opts.c (decode_options): Add support for running multiple times
9948 to allow functions with different target or optimization options
9949 than was specified on the command line.
9950 (fast_math_flags_struct_set_p): New function that is similar to
9951 fast_math_flags_set_p, except it uses the values in the
9952 cl_optimization structure instead of global variables.
9954 * optc-gen.awk: Add support for TargetSave to allow a back end to
9955 declare new fields that need to be saved when using function
9956 specific options. Include flags.h and target.h in the options.c
9957 source. Add support for Save to indicate which options can be set
9958 for individual functions. Generate cl_optimize_save,
9959 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
9960 cl_target_option_restore, cl_target_option_print functions to
9961 allow functions to use different optimization or target options.
9963 * opt-functions.awk (var_type_struct): Return the type used for
9964 storing the field in a structure.
9966 * opth-gen.awk: Add support for TargetSave to allow a back end to
9967 declare new fields that need to be saved when using function
9968 specific options. Add support for Save to indicate which options
9969 can be set for individual functions. Only generate one extern for
9970 Mask fields. Generate cl_optimization and cl_target_option
9971 structures to remember optimization and target options.
9973 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
9974 collecting new tree nodes.
9975 (TS_TARGET_OPTION): Ditto.
9977 * c-decl.c (merge_decls): Merge function specific target and
9978 optimization options.
9980 * function.c (invoke_set_current_function_hook): If the function
9981 uses different optimization options, change the global variables
9984 * coretypes.h (struct cl_optimization): Add forward reference.
9985 (struct cl_target_option): Ditto.
9987 * c-pragma.c (option_stack): New static vector to remember the
9988 current #pragma GCC option stack.
9989 (handle_pragma_option): New function to support #pragma GCC option
9990 to change target options.
9991 (optimize_stack): New static vector to remember the current
9992 #pragma GCC optimize stack.
9993 (handle_pragma_optimize): New function to support #pragma GCC
9994 optimize to change optimization options.
9995 (init_pragma): Add support for #pragma GCC optimize and #pragma
9998 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
9999 optimization options.
10000 (TARGET_OPTION_NODE): New tree code for remembering certain target
10003 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10004 TARGET_OPTION_NODE trees.
10006 * common.opt (-O): Add Optimization flag.
10008 (-fmath-errno): Ditto.
10009 (-falign-functions): Add UInteger flag to make sure flag gets full
10010 int in cl_optimization structure.
10011 (-falign-jumps): Ditto.
10012 (-falign-labels): Ditto.
10013 (-falign-loops): Ditto.
10014 (-fsched-stalled-insns): Ditto.
10015 (-fsched-stalled-insns-dep): Ditto.
10017 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10019 (TARGET_OPTION_SAVE): Ditto.
10020 (TARGET_OPTION_RESTORE): Ditto.
10021 (TARGET_OPTION_PRINT): Ditto.
10022 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10023 (TARGET_CAN_INLINE_P): Ditto.
10024 (TARGET_INITIALIZER): Add new hooks.
10026 * tree-inline.c (tree_can_inline_p): New function to determine
10027 whether one function can inline another. Check if the functions
10028 use compatible optimization options, and also call the backend
10031 * tree-inline.h (tree_can_inline_p): Add declaration.
10033 * c-common.c (c_common_attribute): Add support for option and
10034 optimize attributes.
10035 (handle_option_attribute): Add support for the option attribute to
10036 allow the user to specify different target options for compiling a
10038 (handle_optimize_attribute): Add support for the optimize
10039 attribute to allow the user to specify different optimization
10040 options for compiling a specific function.
10041 (handle_hot_attribute): Turn on -O3 optimization for this one
10042 function if it isn't the default optimization level.
10043 (handle_cold_attribute): Turn on -Os optimization for this one
10044 function if it insn't the default optimization.
10045 (const_char_p): New const char * typedef.
10046 (optimize_args): New static vector to remember the optimization
10048 (parse_optimize_options): New function to set up the optimization
10049 arguments from either the optimize attribute or #pragma GCC optimize.
10051 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10052 (builtin_define_std): Ditto.
10054 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10055 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10056 (x86_64-*-*): Ditto.
10058 * Makefile.in (TREE_H): Add options.h.
10059 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10061 * doc/extend.texi (option attribute): Document new attribute.
10062 (optimize attribute): Ditto.
10063 (hot attribute): Document hot attribute sets -O3.
10064 (cold attribute): Document cold attribute sets -Os.
10065 (#pragma GCC option): Document new pragma.
10066 (#pragma GCC optimize): Ditto.
10068 * doc/options.texi (TargetSave): Document TargetSave syntax.
10069 (UInteger): Document UInteger must be used for certain flags.
10070 (Save): Document Save option to create target specific options
10071 that can be saved/restored on a function specific context.
10073 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10074 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10076 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10077 (TARGET_OPTION_SAVE): Ditto.
10078 (TARGET_OPTION_RESTORE): Ditto.
10079 (TARGET_OPTION_PRINT): Ditto.
10080 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10081 (TARGET_CAN_INLINE_P): Ditto.
10083 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10085 (-mfpmath=both): Ditto.
10087 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10088 Karthik Kumar <karthikkumar@gmail.com>
10090 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10091 (TARGET_POPCNT): Ditto.
10092 (TARGET_SAHF): Ditto.
10093 (TARGET_AES): Ditto.
10094 (TARGET_PCLMUL): Ditto.
10095 (TARGET_CMPXCHG16B): Ditto.
10096 (TARGET_RECIP): Move switch into target_flags.
10097 (TARGET_FUSED_MADD): Ditto.
10098 (ix86_arch_features): Make an unsigned char type.
10099 (ix86_tune_features): Ditto.
10100 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10101 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10102 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10104 * config/i386/i386.opt (arch): New TargetSave field to define
10105 fields that need to be saved for function specific option support.
10108 (branch_cost): Ditto.
10109 (ix86_isa_flags_explicit): Ditto.
10110 (tune_defaulted): Ditto.
10111 (arch_specified): Ditto.
10112 (-m128-long-double): Add Save flag to save option for target
10113 specific option support.
10115 (-maccumulate-outgoing-args): Ditto.
10116 (-malign-double): Ditto.
10117 (-malign-stringops): Ditto.
10118 (-mfancy-math-387): Ditto.
10119 (-mhard-float): Ditto.
10120 (-mieee-fp): Ditto.
10121 (-minline-all-stringops): Ditto.
10122 (-minline-stringops-dynamically): Ditto.
10123 (-mms-bitfields): Ditto.
10124 (-mno-align-stringops): Ditto.
10125 (-mno-fancy-math-387): Ditto.
10126 (-mno-push-args): Ditto.
10127 (-mno-red-zone): Ditto.
10128 (-mpush-args): Ditto.
10129 (-mred-zone): Ditto.
10131 (-msseregparm): Ditto.
10132 (-mstack-arg-probe): Ditto.
10144 (-mno-sse4): Ditto.
10147 (-mrecip): Move flag into target_flags.
10149 (-mno-fused-madd): Ditto.
10150 (-mfused-madd): Ditto.
10151 (-mabm): Move flag into ix86_isa_flags.
10158 * config/i386/i386-c.c: New file for #pragma support.
10159 (ix86_target_macros_internal): New function to #define or #undef
10160 target macros based when the user uses the #pragma GCC option to
10161 change target options.
10162 (ix86_pragma_option_parse): New function to add #pragma GCC option
10164 (ix86_target_macros): Move defining the target macros here from
10165 TARGET_CPU_CPP_BUILTINS in i386.h.
10166 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10167 defined, initialize any subtarget #pragmas.
10169 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10170 REGISTER_TARGET_PRAGMAS.
10172 * config/i386/t-i386: New file for x86 dependencies.
10173 (i386.o): Make dependencies mirror the include files used.
10174 (i386-c.o): New file, add dependencies.
10176 * config/i386/i386-protos.h (override_options): Add bool argument.
10177 (ix86_valid_option_attribute_tree): Add declaration.
10178 (ix86_target_macros): Ditto.
10179 (ix86_register_macros): Ditto.
10181 * config/i386/i386.c (ix86_tune_features): Move initialization of
10182 the target masks to initial_ix86_tune_features to allow functions
10183 to have different target options. Make type unsigned char,
10184 instead of unsigned int.
10185 (initial_ix86_tune_features): New static vector to hold processor
10186 masks for the tune variables.
10187 (ix86_arch_features): Move initialization of the target masks to
10188 initial_ix86_arch_features to allow functions to have different
10189 target options. Make type unsigned char, instead of unsigned int.
10190 (initial_ix86_arch_features): New static vector to hold processor
10191 masks for the arch variables.
10192 (enum ix86_function_specific_strings): New enum to describe the
10193 string options used for attribute((option(...))).
10194 (ix86_target_string): New function to return a string that
10195 describes the target options.
10196 (ix86_debug_options): New function to print the current options in
10198 (ix86_function_specific_save): New function hook to save the
10199 function specific global variables in the cl_target_option structure.
10200 (ix86_function_specific_restore): New function hook to restore the
10201 function specific variables from the cl_target_option structure to
10202 the global variables.
10203 (ix86_function_specific_print): New function hook to print the
10204 target specific options in the cl_target_option structure.
10205 (ix86_valid_option_attribute_p): New function hook to validate
10206 attribute((option(...))) arguments.
10207 (ix86_valid_option_attribute_tree): New function that is common
10208 code between attribute((option(...))) and #pragma GCC option
10209 support that parses the options and returns a tree holding the options.
10210 (ix86_valid_option_attribute_inner_p): New helper function for
10211 ix86_valid_option_attribute_tree.
10212 (ix86_can_inline_p): New function hook to decide if one function
10213 can inline another on a target specific basis.
10214 (ix86_set_current_function); New function hook to switch target
10215 options if the user used attribute((option(...))) or #pragma GCC
10217 (ix86_tune_defaulted): Move to static file scope from
10219 (ix86_arch_specified): Ditto.
10220 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10222 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10223 (OPTION_MASK_ISA_ABM_SET): Ditto.
10224 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10225 (OPTION_MASK_ISA_CX16_SET): Ditto.
10226 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10227 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10228 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10229 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10230 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10231 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10232 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10233 (struct ptt): Move to static file scope from override_options.
10234 (processor_target_table): Ditto.
10235 (cpu_names): Ditto.
10236 (ix86_handle_option): Add support for options that are now isa options.
10237 (override_options): Add support for declaring functions that
10238 support different target options than were specified on the
10239 command line. Move struct ptt, processor_target_table, cpu_names,
10240 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10241 Add bool argument. Fix up error messages so the appropriate error
10242 is given for either command line or attribute.
10243 (ix86_previous_fndecl): New static to remember previous function
10244 declaration to see if we need to change target options.
10245 (ix86_builtins_isa): New array to record the ISA of each builtin
10247 (def_builtin): Always create the builtin function, even if the
10248 current ISA doesn't support it.
10249 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10250 tests for those builtins.
10251 (ix86_init_builtins): Remove TARGET_MMX test for calling
10252 ix86_init_mmx_sse_builtins.
10253 (ix86_expand_builtin): If the current ISA doesn't support a given
10254 builtin, signal an error.
10255 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10256 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10257 (TARGET_OPTION_SAVE): Ditto.
10258 (TARGET_OPTION_RESTORE): Ditto.
10259 (TARGET_OPTION_PRINT): Ditto.
10260 (TARGET_CAN_INLINE_P): Ditto.
10262 2008-07-22 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10264 * c-typeck.c (build_external_ref): Don't call assemble_external.
10265 * final.c (output_operand): Call assemble_external.
10267 2008-07-21 DJ Delorie <dj@redhat.com>
10269 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10270 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10272 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10274 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10275 original insn and splitter contents into ...
10276 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10277 flag_unsafe_math_optimizations. Add dummy scratch register.
10278 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10279 !flag_unsafe_math_optimizations. Returns number with next
10280 highest magnitude if this is still less or equal to the true
10281 quotient in magnitude.
10283 2008-07-21 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10285 * Makefile.in: Replace toplev.h with TOPLEV_H.
10286 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10287 * c-lex.c (fe_file_change): Don't set in_system_header.
10288 * c-parser.c (c_token): Remove in_system_header.
10289 (c_lex_one_token): Don't set in_system_header.
10290 (c_parser_set_source_position_from_token): Don't set in_system_header.
10291 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10294 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10295 * flags.h (in_system_header): Remove.
10296 * function.c (saved_in_system_header): Remove.
10297 (push_cfun): Don't set in_system_header.
10298 (pop_cfun): Don't set in_system_header.
10299 (push_struct_function): Don't set in_system_header.
10300 * input.h (expanded_location): Add sysp.
10301 (in_system_header_at): New.
10302 (in_system_header): New.
10303 * toplev.c (in_system_header): Remove.
10304 * toplev.h: Include input.h
10306 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10307 * tree-ssa.c (warn_uninit): Call warning_at.
10308 (warn_uninitialized_var): Update calls to warn_uninit.
10309 (warn_uninitialized_phi): Update calls to warn_uninit.
10310 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10311 (expand_location): Initialize xloc.sysp.
10312 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10313 (tree_decl_with_vis): Remove in_system_header_flag.
10315 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10318 * recog.c (asm_operand_ok): Change the order of the extra
10319 memory constraint checks.
10321 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10324 * tree-switch-conversion.c (build_one_array): Call
10325 varpool_mark_needed_node and varpool_finalize_decl
10326 instead of assemble_variable.
10328 2008-07-19 Jan Hubicka <jh@suse.cz>
10330 * cgraph.c (cgraph_add_new_function): Do early local passes.
10331 * tree-nrv.c (gate_pass_return_slot): New gate.
10332 (pass_nrv): Add the gate.
10333 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10335 (coalesce_ssa_name): Coalesce SSA names.
10336 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10337 not optimizing so unused user vars remains visible.
10338 * common.opt (flag_tree_ter): Always enable by default.
10339 * tree-ssa-ter.c: Include flags.h
10340 (is_replaceable_p): Check that locations match; when aliasing
10341 is missing be conservative about loads.
10342 * tree-optimize.c (gate_init_datastructures): Remove.
10343 (pass_init_datastructures): New.
10344 * passes.c: Reorder passes so we always go into SSA.
10346 2008-07-19 Jan Hubicka <jh@suse.cz>
10348 * doc/extend.texi (flatten attribute): Remove note about
10350 * doc/invoke.texi (--combine): Likewise.
10351 (-finline-functions-called-once): Update levels when enabled.
10352 (-funit-at-a-time): Document new behaviour.
10353 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10354 -fno-section-anchors when disabled explicitly.
10355 (inline params): They are not ignored now.
10356 (precompiled headers): Remove unit-at-a-time as being incompatible.
10357 * opts.c (decode_options): Handle unit-at-a-time as alias;
10358 imply -fno-section-anchors when toplevel reorder is disabled
10360 * common.opt (ftoplevel-reorder): Set default value to 2.
10361 (funit-at-a-time): Set default value to 1.
10362 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10365 2008-07-19 Jan Hubicka <jh@suse.cz>
10367 * builtins.c (expand_builtin_int_roundingfn,
10368 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10371 2008-07-19 Richard Guenther <rguenther@suse.de>
10374 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10375 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10376 * tree-ssa-pre.c (get_expr_value_id): For newly created
10377 constant value-ids make sure to add the expression to its
10380 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10382 PR middle-end/36877
10383 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10384 return value of the builtin is ignored.
10386 2008-07-19 Olivier Hainque <hainque@adacore.com>
10388 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10389 bits, a C conformant malloc implementation has to provide.
10390 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10392 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10396 * reload.c (find_reloads_subreg_address): Only reload address if
10397 reloaded == 0, not for reloaded != 1.
10400 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10401 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10402 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10403 m32c_legitimize_reload_address.
10405 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10406 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10407 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10409 2008-07-19 Olivier Hainque <hainque@adacore.com>
10411 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
10412 argument, saying whether nested array are to be collapsed
10413 into a single array type DIE with multiple subscripts.
10414 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
10415 issues, centralize the nested array types collapsing control and
10416 disable the transformation for Ada.
10418 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
10421 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
10423 (x86_64_shift_adj_2): New expander.
10424 (x86_64_shift_adj_3): Ditto.
10425 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
10426 to split TImode operands.
10427 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
10428 (ix86_split_lshr): Ditto.
10430 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
10432 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
10433 and __CHAR32_TYPE__.
10434 * c-typeck.c (digest_init): Support char16_t and char32_t.
10435 (set_nonincremental_init_from_string): Idem.
10437 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10439 PR middle-end/36859
10440 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
10441 PREFERRED_STACK_BOUNDARY.
10442 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10444 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10446 PR middle-end/36858
10447 * function.c (locate_and_pad_parm): Cap boundary earlier.
10449 2008-07-17 Julian Brown <julian@codesourcery.com>
10451 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
10452 no-op for targets which don't use DLLs.
10454 2008-07-17 Martin Jambor <mjambor@suse.cz>
10456 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
10457 that nodes are relevant by examining the node->analyzed flag.
10458 (ipcp_init_stage): Check which nodes are relevant, assert that the
10459 relevant ones are also required.
10460 (ipcp_propagate_stage): Check on the side arrays are properly
10462 (ipcp_print_all_jump_functions): Make sure not to touch any node
10463 that is not analyzed or an edge that does not have a corresponding
10464 entry in the on-the-side vectors.
10465 (ipcp_function_scale_print): Likewise.
10466 (ipcp_update_callgraph): Check that the node is relevant.
10467 (ipcp_insert_stage): Check that the node is relevant. Check there is
10468 an info for every node and edge.
10469 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
10470 (ipa_print_all_tree_maps): Likewise and a new variable info.
10471 (ipa_print_all_params_modified): Likewise.
10472 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
10474 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
10477 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
10479 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
10481 PR rtl-optimization/36753
10482 * fwprop.c (use_killed_between): Don't shortcut
10483 single-definition global registers.
10485 2008-07-16 Jan Hubicka <jh@suse.cz>
10487 * cgraph.h (varpool_empty_needed_queue): Declare.
10488 * cgraphunit.c (output_in_order): Mark all variables as needed;
10490 * varpool.c (varpool_assemble_node): Update debug queue.
10491 (varpool_assemble_pending_decls): Don't do it here.
10492 (varpool_empty_needed_queue): New function.
10494 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10496 * recog.c (peephole2_optimize): Fix formatting.
10498 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10500 * c-pch.c (get_ident): Avoid C++ keywords.
10501 * combine-stack-adj.c (single_set_for_csa): Likewise.
10502 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
10503 output_asm_insn): Likewise.
10504 * reload.c (push_secondary_reload, find_reusable_reload,
10505 push_reload, combine_reloads, find_reloads,
10506 debug_reload_to_stream): Likewise.
10507 * reload.h (struct reload): Likewise.
10508 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
10509 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
10510 emit_output_reload_insns): Likewise.
10511 * targhooks.c (default_secondary_reload): Likewise.
10512 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
10514 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10516 * recog.c (validate_change_1, validate_change,
10517 validate_unshare_change, validate_replace_rtx_1, struct
10518 funny_match, constrain_operands, peephole2_optimize): Avoid C++
10520 * reload.c (push_secondary_reload, secondary_reload_class,
10521 scratch_reload_class, find_valid_class, find_reusable_reload,
10522 push_reload, find_dummy_reload, find_reloads_address_1,
10523 find_reloads_address_part, find_equiv_reg): Likewise.
10524 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
10525 choose_reload_regs): Likewise.
10526 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
10528 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
10529 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10530 * sched-rgn.c (concat_INSN_LIST): Likewise.
10531 * stor-layout.c (mode_for_size, mode_for_size_tree,
10532 smallest_mode_for_size): Likewise.
10534 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10536 * cfg.c (dump_reg_info): Avoid C++ keywords.
10537 * dwarf2asm.c (dw2_force_const_mem,
10538 dw2_asm_output_encoded_addr_rtx): Likewise.
10539 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
10540 * expmed.c (expand_shift): Likewise.
10541 * global.c (find_reg): Likewise.
10542 * graph.c (draw_edge): Likewise.
10543 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
10544 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
10545 widen_clz, widen_bswap, expand_parity, expand_unop,
10546 emit_cmp_and_jump_insn_1): Likewise.
10547 * postreload.c (reload_cse_simplify_operands): Likewise.
10548 * ra.h (add_neighbor): Likewise.
10549 * reg-stack.c (remove_regno_note, change_stack): Likewise.
10550 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
10551 record_reg_classes, copy_cost, record_address_regs,
10552 invalid_mode_change_p): Likewise.
10553 * regrename.c (regrename_optimize, scan_rtx_reg,
10554 dump_def_use_chain, find_oldest_value_reg,
10555 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
10557 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10559 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
10560 MASK_POWERPC64 for power4 in previous commit.
10562 2008-07-16 Olivier Hainque <hainque@adacore.com>
10564 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
10565 instead of bare conversion to cast const-ness away.
10567 2008-07-16 Anatoly Sokolov <aesok@post.ru>
10569 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
10570 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
10571 * config/xtensa/xtensa.c (xtensa_function_value): New function.
10572 (TARGET_FUNCTION_VALUE): Define.
10574 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10576 * config/rs6000/rs6000.c (processor_target_table): Add
10577 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
10579 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10582 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10583 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10584 m32c_legitimize_reload_address.
10586 2007-07-16 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10588 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
10589 DECL_IN_SYSTEM_HEADER in sync.
10591 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
10593 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
10594 * tree-ssa-pre.c (pre_expr_eq): Ditto
10595 (get_constant_for_value_id): Take a type as an argument.
10596 (fully_constant_expression): Pass in type.
10597 (find_or_generate_expression): Short circuit constant case.
10598 (create_expression_by_pieces): Remove special casing of
10600 (do_regular_insertion): Short circuit constant case.
10601 (do_partial_partial_insertion): Ditto.
10603 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10606 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
10608 2008-07-15 Bob Wilson <bob.wilson@acm.org>
10610 * config/xtensa/libgcc-xtensa.ver: New file.
10611 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
10613 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10615 * df-problems.c (df_set_note): Avoid C++ keywords.
10616 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
10617 * dse.c (record_store, remove_useless_values): Likewise.
10618 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
10619 gen_reg_rtx_offset, operand_subword, change_address_1,
10620 change_address, adjust_address_1, offset_address,
10621 widen_memory_access, emit_copy_of_insn_after): Likewise.
10622 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
10623 * fwprop.c (should_replace_address, propagate_rtx_1,
10624 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
10626 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
10627 gcse_emit_move_after, update_ld_motion_stores): Likewise.
10628 * lcm.c (compute_insert_delete, pre_edge_lcm,
10629 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
10630 * lower-subreg.c (resolve_reg_notes): Likewise.
10631 * mode-switching.c (optimize_mode_switching): Likewise.
10633 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10635 * bt-load.c (add_btr_def, migrate_btr_def,
10636 branch_target_load_optimize): Avoid C++ keywords.
10637 * caller-save.c (insert_restore, insert_save, insert_one_insn):
10639 * combine.c (subst, simplify_set, make_extraction,
10640 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
10641 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
10642 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
10644 2008-07-15 Richard Guenther <rguenther@suse.de>
10646 PR middle-end/36369
10647 * c-common.c (strict_aliasing_warning): Do not warn for
10648 TYPE_REF_CAN_ALIAS_ALL pointers.
10649 (c_common_get_alias_set): may_alias types are not special.
10650 * tree.c (build_pointer_type_for_mode): Look up the may_alias
10651 attribute and set can_ref_all accordingly.
10652 (build_reference_type_for_mode): Likewise.
10653 * doc/extend.texi (may_alias): Clarify.
10655 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10658 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10659 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10661 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10664 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
10665 gcc_assert, instead call output_operand_lossage.
10667 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
10669 * builtins.c (std_canonical_va_list): Treat structure based
10672 2008-07-15 Ben Elliston <bje@au.ibm.com>
10674 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
10676 2007-07-14 Rafael Ã
\81vila de EspÃndola <espindola@google.com>
10678 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
10681 2008-07-14 Jan Hubicka <jh@suse.cz>
10683 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
10684 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
10685 fix predicates and constraints.
10686 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
10687 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
10689 2008-07-14 Doug Kwan <dougkwan@google.com>
10691 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
10692 additional option file arm/eabi.opt.
10693 * config/arm/eabi.h (File): New configuration file for EABI targets.
10694 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
10695 SUBSUBTARGET_EXTRA_SPECS.
10696 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
10697 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
10698 from STARTFILE_SPEC so that it can be referenced in an override.
10699 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
10700 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
10701 can be referenced in an override.
10702 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
10703 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
10704 so that it can be referenced in an override.
10705 (LINK_SPEC): Use BPABI_LINK_SPEC.
10706 * config/arm/eabi.opt (File): New.
10708 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10710 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
10711 (FIXED_VALUE_H): New variable.
10712 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
10713 input.h, fixed-value.h.
10714 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
10715 (BASIC_BLOCK_H): Use $(BITMAP_H).
10716 (FUNCTION_H): Add varray.h.
10717 (IPA_REFERENCE_H): Use $(BITMAP_H).
10718 (CGRAPH_H): Add $(BASIC_BLOCK_H).
10719 (DF_H): Use $(BITMAP_H).
10720 (GGC_H): Add statistics.h.
10721 (INSN_ADDR_H): New.
10722 (INSN_ATTR_H): Use it.
10723 (SYSTEM_H): Add safe-ctype.h, filenames.h.
10725 (SYMTAB_H): Add $(OBSTACK_H).
10726 (CPP_INTERNAL_H): New.
10727 (TREE_DUMP_H): Add tree-pass.h.
10728 (TREE_FLOW_H): Use $(BITMAP_H)
10729 (PRETTY_PRINT_H): Use $(INPUT_H).
10730 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
10733 (many object files): Fix lots of header dependencies throughout.
10735 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10737 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
10739 (s-gtyp-input): Use them to write tmp-gi.list.
10740 (echo_to_gi.list): Remove.
10742 2008-07-14 Richard Guenther <rguenther@suse.de>
10744 * tree-ssa-sccvn.c (pre_info): Remove.
10745 (switch_to_PRE_table): Likewise.
10746 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
10747 (set_hashtable_value_ids): Do not create value-ids for the
10749 (run_scc_vn): Remove double test. Remove bogus special-case
10750 in value-number printing.
10751 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
10752 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
10754 * tree-flow-inline.h (get_value_handle): Remove.
10755 * tree-flow.h (get_value_handle): Remove.
10757 2008-07-14 Martin Jambor <mjambor@suse.cz>
10759 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
10760 in which we generate arithmetics is not a subrange.
10762 2008-07-14 Martin Jambor <mjambor@suse.cz>
10764 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
10766 2008-07-14 Richard Guenther <rguenther@suse.de>
10768 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
10770 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
10773 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
10774 reload for symbol refs moved to r0 with -fPIC.
10775 (legitimize_pic_address): Use the target register as temporary
10777 (emit_symbolic_move): Adjust comment.
10778 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
10781 2008-07-14 Ben Elliston <bje@au.ibm.com>
10783 * c-common.h (C_CPP_HASHNODE): New macro.
10784 * coretypes.h (struct cpp_token): Forward declare.
10785 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10786 the context-sensitive keyword method.
10787 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
10788 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
10789 expand_bool_pixel): New.
10790 (altivec_categorize_keyword): New function.
10791 (init_vector_keywords): New function.
10792 (rs6000_macro_to_expand): Likewise.
10793 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
10794 compiling an ISO C dialect.
10796 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
10798 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
10799 (create_expression_by_pieces): Fix typo.
10800 (do_regular_insertion): Use debug counter here too.
10802 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
10805 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
10806 CONST_OK_FOR_LETTER_P. All port-local users changed.
10807 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
10808 implement Kp matching power-of-two.
10809 (CONSTRAINT_LEN): Define to match.
10810 * config/cris/cris.md: Replace all use of constraint K with Kc.
10811 ("*btst*): Use Kp for operand 0 of last alternative.
10813 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10816 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
10819 2008-07-13 Jan Hubicka <jh@suse.cz>
10821 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
10824 2008-07-13 Richard Guenther <rguenther@suse.de>
10826 PR middle-end/36811
10827 * langhooks.c (lhd_print_error_function): Deal with recursive
10830 2008-07-12 Jan Hubicka <jh@suse.cz>
10832 * cgraph.c (assembler_name_hash): New static var.
10833 (hash_node_by_assembler_name, eq_assembler_name): New.
10834 (cgraph_node_for_asm): Use hashtable.
10835 (cgraph_remove_node): Maintain hashtable.
10836 (change_decl_assembler_name): Sanity check that names are not changing
10837 after aliasing was processed.
10838 * cgraph.h (varpoon_node): Add next GGC marker.
10839 * tree.c (decl_assembler_name_equal): Constify.
10840 (decl_assembler_name_hash): New.
10841 * tree.h (decl_assembler_name_equal): Constify.
10842 (decl_assembler_name_hash): Update.
10844 2008-07-12 David Daney <ddaney@avtrex.com>
10846 * config/mips/driver-native.c (host_detect_local_cpu): Handle
10847 sb1 and r5000 cpus.
10849 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
10851 * doc/md.texi: Document the MIPS "v" constraint.
10852 * config/mips/mips.h (reg_class): Revert last change.
10853 (REG_CLASS_NAMES): Likewise.
10854 (REG_CLASS_CONTENTS): Likewise.
10855 * config/mips/mips.c (mips_regno_to_class): Likewise.
10856 * config/mips/constraints.md (v): Likewise, but add documentation.
10857 Add a comment to say that this constraint should not be used in
10860 2008-07-11 DJ Delorie <dj@redhat.com>
10862 * config/h8300/h8300.md (length): Fix branch offset limit.
10864 2008-07-11 Anatoly Sokolov <aesok@post.ru>
10866 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
10867 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
10868 (avr_hard_regno_scratch_ok): New function.
10869 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10870 * config/avr/avr.md (all peepholes that request a scratch register):
10871 Remove avr_peep2_scratch_safe use.
10873 2008-07-11 Tom Tromey <tromey@redhat.com>
10874 Ian Lance Taylor <iant@google.com>
10876 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
10877 (struct c_common_resword): Define.
10878 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
10879 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
10880 (c_common_reswords, num_c_common_reswords): Declare.
10881 * c-common.c (c_common_reswords): New global const array.
10882 (num_c_common_reswords): New const int.
10883 * c-parser.c (struct resword, reswords): Don't define.
10884 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
10885 (c_parse_init): Clarify mask code. Use c_common_reswords rather
10886 than reswords. If warning about C++ keywords, give them a special
10888 (c_lex_one_token): Warn about C++ keywords. Call
10889 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
10890 (c_parser_external_declaration): Look for RID_xxx rather than
10891 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
10892 (c_parser_statement_after_labels): Likewise.
10893 (c_parser_objc_class_instance_variables): Likewise.
10894 (c_parser_objc_class_declaration): Likewise.
10895 (c_parser_objc_try_catch_statement): Likewise.
10896 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
10897 (declspecs_add_type): Likewise.
10899 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
10901 * ggc-page.c (alloc_page):
10902 Substituting xmalloc, xcalloc with
10903 XNEWVEC and XCNEWVAR macros which add the
10906 2008-07-11 Richard Guenther <rguenther@suse.de>
10908 PR tree-optimization/36765
10909 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
10910 aliases from HEAP vars to SMTs.
10912 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10914 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
10915 * configure.ac (loose_warn): Move -Wc++-compat from here...
10916 (strict_warn): ...to here.
10917 * configure: Regenerate.
10919 2008-07-10 Joseph Myers <joseph@codesourcery.com>
10921 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
10922 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
10923 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
10924 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
10925 excluding more specific h8300-*-* and sh-*-* targets.
10927 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
10929 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
10930 (eliminate): Ditto.
10931 (execute_pre): Call loop_optimizer_finalize in early exit.
10933 2008-07-10 Jakub Jelinek <jakub@redhat.com>
10935 PR middle-end/36790
10936 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
10937 uids in the bitmap, not just VAR_DECL uids.
10939 PR rtl-optimization/36419
10940 * combine-stack-adj.c (adjust_frame_related_expr): New function.
10941 (combine_stack_adjustments_for_block): Call it if needed. Delete
10943 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
10944 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
10945 prologue sp adjustment.
10947 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
10950 * opts.c (print_ignored_options): Report postponed diagnostics for
10951 unknown -Wno-* options as warnings, not errors.
10952 (postpone_unknown_option_error): Renamed to...
10953 (postpone_unknown_option_warning): ... this.
10955 2008-07-09 Doug Kwan <dougkwan@google.com>
10958 2008-07-08 Doug Kwan <dougkwan@google.com>
10960 * config/arm/arm.opt (mandroid): New option.
10961 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10962 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10964 (CC1PLUS_SPEC): Same.
10966 (STARTFILE_SPEC): Same.
10967 (ENDFILE_SPEC): Same.
10968 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10971 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
10974 * config/mips/mips.h (reg_class): Remove V1_REG.
10975 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10976 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
10977 instead of V1_REGS.
10978 (mips_get_tp): New function.
10979 (mips_legitimize_tls_address): Use it.
10980 * config/mips/constraints.md (v): Delete.
10981 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
10982 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
10983 After reload, split into a move and ...
10984 (*tls_get_tp_<mode>_split): ...this new instruction.
10986 2008-07-09 David Daney <ddaney@avtrex.com>
10988 * config/mips/driver-native.c: Include coretypes.h and tm.h.
10990 2008-07-09 Jakub Jelinek <jakub@redhat.com>
10992 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
10993 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
10995 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
10996 htab_delete should be called. Don't free c.
10997 (lookup_tmp_var): Create temp_htab lazily.
10998 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
10999 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11001 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11002 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11003 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11004 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11005 * tree-sra.c (generate_element_init): Likewise.
11006 * tree-mudflap.c (execute_mudflap_function_ops,
11007 execute_mudflap_function_decls): Likewise.
11008 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11009 * tree-gimple.h (struct gimplify_ctx): New type.
11010 (push_gimplify_context): Adjust prototype.
11012 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11014 * tree-ssa-pre.c (phi_translate_1): Update placement of
11015 add_to_value calls.
11017 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11019 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11020 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11021 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11022 * targhooks.c (default_hard_regno_scratch_ok): New function.
11023 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11024 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11025 * recog.c: Include "target.h".
11026 (peep2_find_free_register): Add check for global regs. Add target
11028 * Makefile.in (recog.o): Depend on target.h.
11030 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11032 * config/sh/sh.c (sh_canonical_va_list_type): New.
11033 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11035 2008-07-09 Raksit Ashok <raksit@google.com>
11037 * doc/invoke.texi (Option Summary): Mention new option
11038 -Wdisallowed-function-list=...
11039 (Warning Options): Document -Wdisallowed-function-list=...
11040 * common.opt (Wdisallowed-function-list=): New flag.
11041 * flags.h (warn_disallowed_functions): External definition of new
11042 boolean warning flag.
11043 (warn_if_disallowed_function_p): Declare new function.
11044 * opts.c (warning_disallowed_functions): New static variable.
11045 (warn_disallowed_functions): New boolean warning flag.
11046 (warn_if_disallowed_function_p): New function.
11047 (add_comma_separated_to_vector): Rename
11048 add_instrument_functions_exclude_list to this.
11049 (common_handle_option): Handle new option. Rename calls to
11050 add_instrument_functions_exclude_list into calls to
11051 add_comma_separated_to_vector.
11052 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11053 based on flag warn_disallowed_functions.
11055 2008-07-09 Christian Bruel <christian.bruel@st.com>
11057 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11058 instead of get_attr_length.
11060 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11062 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11064 * genemit.c (gen_insn): Likewise.
11065 * gengtype.c (note_def_vec): Likewise.
11066 * gengtype.h (note_def_vec): Likewise.
11067 * genoutput.c (struct data, output_insn_data, process_template,
11068 gen_expand, gen_split, note_constraint): Likewise.
11069 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11070 make_insn_sequence): Likewise.
11071 * gensupport.c (record_insn_name): Likewise.
11073 2008-07-08 Doug Kwan <dougkwan@google.com>
11075 * config/arm/arm.opt (mandroid): New option.
11076 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11077 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11079 (CC1PLUS_SPEC): Same.
11081 (STARTFILE_SPEC): Same.
11082 (ENDFILE_SPEC): Same.
11083 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11086 2008-07-08 Raksit Ashok <raksit@google.com>
11088 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11089 (set_storage_via_setmem): Fix expected_align parameter.
11090 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11091 missing from the list.
11092 * doc/md.texi (movmem): Explicitly state that expected alignment is
11093 to be expressed in bytes.
11094 (setmem): Explicitly state that expected alignment is to be expressed
11097 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11099 * reload.c (find_reloads_subreg_address): Do not require validity
11100 of address in original mode before reloading address.
11102 2008-07-07 Tianwei Sheng <tianweis@google.com>
11104 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11105 bounds array access.
11107 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11109 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11111 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11113 Fix PR tree-optimization/23455
11114 Fix PR tree-optimization/35286
11115 Fix PR tree-optimization/35287
11116 * Makefile.in (OBJS-common): Remove tree-vn.o.
11117 (tree-vn.o): Remove.
11118 * dbgcnt.def: Add treepre_insert debug counter.
11119 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11120 (debug_value_expressions): Ditto.
11121 (print_value_expressions): Ditto.
11122 * tree-pretty-print.c (dump_generic_node): Updated for
11123 VALUE_HANDLE removal.
11124 * tree-ssa-dom.c (record_equality): Ditto.
11125 (cprop_operand): Ditto.
11126 (lookup_avail_expr): Ditto.
11127 * tree-ssa-threadedge.c
11128 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11129 (simplify_control_stmt_condition): Ditto.
11130 * tree.c (tree_code_size): Ditto.
11131 (tree_node_structure): Ditto.
11132 (iterative_hash_expr): Ditto.
11134 * tree.h (VALUE_HANDLE_ID): Ditto.
11135 (VALUE_HANDLE_EXPR_SET): Ditto.
11136 (struct tree_value_handle): Ditto.
11137 (union tree_node): Ditto.
11138 * treestruct.def: Ditto.
11139 * tree-vn.c: Removed.
11140 * tree-ssa-pre.c: Rewritten entirely.
11141 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11142 (constant_value_ids): Ditto.
11143 (vn_nary_op_t): Moved to header.
11145 (vn_reference_op_t): Ditto
11146 (vn_reference_t): Ditto.
11147 (next_value_id): New variable.
11148 (VN_INFO): Add an assert.
11149 (vn_constant_eq): New function.
11150 (vn_constant_hash): Ditto.
11151 (get_or_alloc_constant_value_id): Ditto.
11152 (value_id_constant_p): Ditto.
11153 (vn_reference_compute_hash): De-staticify.
11154 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11155 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11156 (valueize_refs): Update opcode if it changes from ssa name to constant.
11157 (vn_reference_lookup_1): Add new argument.
11158 (vn_reference_lookup): Ditto.
11159 (vn_reference_lookup_pieces): New function.
11160 (vn_reference_insert): Add return type. Modify to deal with value ids.
11161 (vn_reference_insert_pieces): New function.
11162 (vn_nary_op_compute_hash): De-staticify.
11163 (vn_nary_op_eq): Ditto.
11164 (vn_nary_op_lookup_pieces): New function.
11165 (vn_nary_op_lookup): Add new argument.
11166 (vn_nary_op_insert_pieces): New function.
11167 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11168 (vn_phi_insert): Ditto.
11169 (visit_unary_op): Update for callee changes.
11170 (visit_binary_op): Ditto.
11171 (visit_reference_op_load): Ditto.
11172 (visit_reference_op_store): Ditto.
11173 (init_scc_vn): Init next_value_id, constant_to_value_id and
11174 constant_value_ids.
11175 (free_scc_vn): Free them.
11176 (set_hashtable_value_ids): New function.
11177 (run_scc_vn): Use it.
11178 (get_max_value_id): New function.
11179 (get_next_value_id): Ditto.
11180 (expressions_equal_p): Moved from tree-vn.c
11181 (sort_vuses): Ditto.
11182 (sort_vuses_heap): Ditto.
11183 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11185 * tree.c (iterative_hash_hashval_t): Made non-static
11186 * tree.h (iterative_hash_hashval_t): Declare it.
11188 2008-07-08 Martin Jambor <mjambor@suse.cz>
11190 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11191 instead of ipa_create_node_params.
11192 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11193 ipa_check_create_edge_args, free them with
11194 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11196 * ipa-prop.c: Include flags.h and tree-inline.h.
11197 (ipa_node_params_vector): New variable.
11198 (ipa_edge_args_vector): New variable.
11199 (edge_removal_hook_holder): New variable.
11200 (node_removal_hook_holder): New variable.
11201 (edge_duplication_hook_holder): New variable.
11202 (node_duplication_hook_holder): New variable.
11203 (ipa_detect_param_modifications): Check for presence of modified flags.
11204 (ipa_compute_jump_functions): Check for presence of jump functions.
11205 (ipa_free_edge_args_substructures): New function.
11206 (ipa_create_node_params): Removed.
11207 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11208 (ipa_free_node_params_substructures): New function.
11209 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11211 (ipa_edge_removal_hook): New function.
11212 (ipa_node_removal_hook): New function.
11213 (duplicate_array): New function.
11214 (ipa_edge_duplication_hook): New function.
11215 (ipa_node_duplication_hook): New function.
11216 (ipa_register_cgraph_hooks): New function.
11217 (ipa_unregister_cgraph_hooks): New function.
11218 (free_all_ipa_structures_after_ipa_cp): New function.
11220 * ipa-prop.h: Include vec.h.
11221 (ipa_node_params_t): New typedef with vector types for it.
11222 (ipa_edge_args_t): New typedef with vector types for it.
11223 (IPA_NODE_REF): Changed to access an on-the-side vector.
11224 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11225 (ipa_check_create_node_params): New function.
11226 (ipa_check_create_edge_args): New function.
11228 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11231 2008-07-07 Tom Tromey <tromey@redhat.com>
11233 * configure, config.in: Rebuilt.
11234 * configure.ac: Don't check for scandir or alphasort.
11236 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11238 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11239 types immediately after creating them.
11241 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11243 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11245 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11247 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11248 dump_constraint_graph.
11249 (dump_constraint_edge): New function.
11250 (dump_constraint_graph): New function.
11251 (debug_constraint_graph): New function.
11252 (dump_constraint): Removed useless comparison.
11253 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11254 (dump_constraint_graph): Declare.
11255 (debug_constraint_graph): Declare.
11256 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11258 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11260 * config/i386/i386.c (is_va_list_char_pointer): New.
11261 (ix86_va_start): Replace compare with ms_va_list_type_node
11262 by is_va_list_char_pointer.
11263 (ix86_gimplify_va_arg): Likewise.
11265 2008-07-07 Martin Jambor <mjambor@suse.cz>
11267 * cgraph.c (cgraph_edge_max_uid): New variable.
11268 (struct cgraph_edge_hook_list): New type.
11269 (struct cgraph_node_hook_list): New type.
11270 (struct cgraph_2edge_hook_list): New type.
11271 (struct cgraph_2node_hook_list): New type.
11272 (first_cgraph_edge_removal_hook): New variable.
11273 (first_cgraph_node_removal_hook): New variable.
11274 (first_cgraph_edge_duplicated_hook): New variable.
11275 (first_cgraph_node_duplicated_hook): New variable.
11276 (cgraph_add_edge_removal_hook): New function.
11277 (cgraph_remove_edge_removal_hook): New function.
11278 (cgraph_call_edge_removal_hooks): New function.
11279 (cgraph_add_node_removal_hook): New function.
11280 (cgraph_remove_node_removal_hook): New function.
11281 (cgraph_call_node_removal_hooks): New function.
11282 (cgraph_add_edge_duplication_hook): New function.
11283 (cgraph_remove_edge_duplication_hook): New function.
11284 (cgraph_call_edge_duplication_hooks): New function.
11285 (cgraph_add_node_duplication_hook): New function.
11286 (cgraph_remove_node_duplication_hook): New function.
11287 (cgraph_call_node_duplication_hooks): New function.
11288 (cgraph_create_edge): Assign to edge uid.
11289 (cgraph_remove_edge): Call edge removal hooks.
11290 (cgraph_node_remove_callees): Call edge removal hooks.
11291 (cgraph_node_remove_callers): Call edge removal hooks.
11292 (cgraph_remove_node): Call node removal hooks.
11293 (cgraph_clone_edge): Call edge duplication hooks.
11294 (cgraph_clone_node): Call node duplication hooks.
11296 * cgraph.h (cgraph_edge): New field uid.
11297 (cgraph_edge_hook): New type.
11298 (cgraph_node_hook): New type.
11299 (cgraph_2edge_hook): New type.
11300 (cgraph_2node_hook): New type.
11302 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11304 * config.in: Regenerate.
11306 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11308 * gcc.c (print_sysroot): New.
11309 (option_map, display_help, process_command): Handle the
11310 -print-sysroot option.
11311 (main): Print the sysroot if requested.
11312 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11314 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11317 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11319 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11321 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11322 (assign_parm_setup_block_p): Also check mode of entry_parm.
11324 2008-07-07 Richard Guenther <rguenther@suse.de>
11326 * tree-ssa-structalias.h (set_used_smts): Remove.
11327 * tree-ssa-structalias.c (used_smts): Likewise.
11328 (set_used_smts): Likewise.
11329 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11330 call to set_used_smts.
11332 2008-07-07 Richard Guenther <rguenther@suse.de>
11334 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11335 (new_var_info): Set it to false.
11336 (solution_set_add): Correctly handle pointers outside a var and
11338 (type_safe): Treat variables with is_full_var properly.
11339 (do_sd_constraint): Likewise.
11340 (do_ds_constraint): Likewise.
11341 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11342 (get_constraint_for_ptr_offset): New function.
11343 (get_constraint_for_component_ref): For addresses at least include
11344 the last field of the variable. Handle is_full_vars properly.
11345 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11346 (handle_ptr_arith): Remove.
11347 (find_func_aliases): Simplify assignment handling.
11348 (create_function_info_for): For parameter and result varinfos set
11350 (create_variable_info_for): Set is_full_var flag whenever we
11351 just created a single varinfo for a decl.
11352 (init_alias_vars): Initialize use_field_sensitive from
11353 max-fields-for-field-sensitive parameter.
11355 2008-07-07 Richard Guenther <rguenther@suse.de>
11357 PR tree-optimization/36713
11358 * tree-flow-inline.h (is_call_used): New function.
11359 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11360 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11361 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11363 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11365 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11367 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11369 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11371 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11372 Nathan Sidwell <nathan@codesourcery.com>
11374 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11375 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11377 * config/m68k/t-linux: New.
11378 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11381 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11383 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11384 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11387 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11389 * gcc.c (execute): Fix -Wc++-compat warning.
11391 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11394 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11395 constant for little endian.
11397 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11399 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11400 mips_base_mips16 instead of TARGET_MIPS16.
11401 (mips_base_mips16): Declare.
11402 * config/mips/mips.c (mips_base_mips16): Make global.
11403 (was_mips16_p): Remove GTY marker.
11404 (was_mips16_pch_p): New variable.
11405 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11406 (mips_override_options): Force to non-MIPS16 mode initially.
11407 Do not complain about MIPS16 PIC incompatibilities here.
11408 Only allow -mgpopt if -mexplicit-relocs is in force for
11411 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
11413 * configure.ac: Check for caddr_t, define to char * if not defined.
11414 * configure: Regenerate.
11415 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
11416 (mmap_gt_pch_use_address): Likewise.
11417 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
11419 2008-07-06 Richard Guenther <rguenther@suse.de>
11421 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
11422 (new_var_info): Deal with it.
11423 (solution_set_add): Likewise.
11424 (bitpos_of_field): Make signed, fix.
11425 (struct fieldoff): Remove type and decl fields. Make size field
11426 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
11428 (fieldoff_compare): Deal with it.
11429 (push_fields_onto_fieldstack): Remove has_union argument, glob
11430 adjacent non-pointer fields together.
11431 (create_function_info_for): Do not set has_union.
11432 (create_variable_info_for): Simplify.
11434 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
11436 * config.gcc (extra_headers): Add cross-stdarg.h for target
11437 x86_64-*-* and i?86-*-*.
11438 * config/i386/cross-stdarg.h: New.
11439 * builtins.c (std_fn_abi_va_list): New.
11440 (std_canonical_va_list_type): New.
11441 (stabilize_va_list): Replace va_list_type_node use by
11442 mtarget.canonical_va_list_type.
11443 (gimplify_va_arg_expr): Likewise.
11444 (expand_builtin_va_copy): Replace va_list_type_node use by
11445 mtarget.fn_abi_va_list.
11446 * tree-sra.c (is_va_list_type): New helper.
11447 (decl_can_be_decomposed_p): Replace
11448 va_list_type_node use by is_va_list_type.
11449 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
11450 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11451 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
11452 * config/i386/i386-protos.h (ix86_get_valist_type): New.
11453 (ix86_enum_va_list): New.
11454 * config/i386/i386.c (sysv_va_list_type_node): New.
11455 (ms_va_list_type_node): New.
11456 (ix86_function_type_abi): Remove sorry.
11457 (ix86_build_builtin_va_list_abi): New.
11458 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
11459 for 64-bit targets.
11460 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
11461 (ix86_init_builtins_va_builtins_abi): New.
11462 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
11463 for 64-bit targets.
11464 (ix86_handle_abi_attribute): New.
11465 (attribute_spec): Add sysv_abi and ms_abi.
11466 (ix86_fn_abi_va_list): New.
11467 (ix86_canonical_va_list_type): New.
11468 (ix86_enum_va_list): New.
11469 (TARGET_FN_ABI_VA_LIST): New.
11470 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11471 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
11472 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
11473 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11474 (TARGET_ENUM_VA_LIST): New.
11475 * expr.h (std_fn_abi_va_list): New.
11476 (std_canonical_va_list_type): New.
11477 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
11478 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11479 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
11480 TARGET_CANONICAL_VA_LIST_TYPE.
11481 * target.h (struct gcc_target): Add fn_abi_va_list hook
11482 and canonical_va_list_type hook.
11484 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11486 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
11487 integral and pointer types.
11489 2008-07-04 Roger Sayle <roger@eyesopen.com>
11491 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
11492 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
11494 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
11497 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
11499 2008-07-04 Jakub Jelinek <jakub@redhat.com>
11501 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
11502 build_gimple_modify_stmt.
11503 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
11504 gimple operand. Use fold_build* instead of build*.
11506 2008-07-04 Richard Guenther <rguenther@suse.de>
11508 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
11509 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
11510 properly to compute the reachability set if we do field-sensitive PTA.
11511 * invoke.texi (max-fields-for-field-sensitive): Document default.
11512 * opts.c (decode_options): Set max-fields-for-field-sensitive to
11513 100 for optimize >= 2.
11515 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11517 * ggc-zone.c (lookup_page_table_if_allocated,
11518 set_page_table_entry, zone_find_object_size, alloc_small_page,
11519 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
11520 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
11521 -Wc++-compat and/or -Wcast-qual warnings.
11523 2008-07-04 Alan Modra <amodra@bigpond.net.au>
11526 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
11527 pic_offset_table_rtx to be marked as used here.
11528 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
11529 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
11530 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
11531 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
11532 !TARGET_SECURE_PLT.
11534 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11536 * alloc-pool.c (hash_descriptor, eq_descriptor,
11537 alloc_pool_descriptor): Fix -Wc++-compat warnings.
11538 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
11540 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
11541 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
11542 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
11543 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
11546 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
11548 * tree-flow.h (loop_only_exit_p): Declare.
11549 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
11550 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
11551 the number of iterations if it is constant. Otherwise, if this is the
11552 only possible exit of the loop, use the conservative estimate on the
11553 number of iterations of the entire loop if available.
11555 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
11557 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
11558 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
11559 Add synchronization functions.
11560 * config/sync.c: New file.
11561 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
11562 (LIBGCC_SYNC_CFLAGS): Likewise.
11564 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
11567 * config/i386/i386.md (mode): Add TF to "mode" attribute.
11568 (*pushtf_sse): New insn pattern.
11569 (pushtf splitters): New splitters.
11571 2008-07-03 Michael Meissner <gnu@the-meissners.org>
11573 PR middle-end/35736
11574 * predict.c (build_predict_expr): Use void_type_node for the tree
11575 type, instead of NULL_TREE.
11577 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
11579 * config/i386/i386.c (contains_aligned_value_p): Return true
11581 (ix86_data_alignment): Align TCmode to 128bits.
11582 (ix86_local_alignment): Likewise.
11584 2008-07-03 Andrew Haley <aph@redhat.com>
11587 * vec.h (VEC_TA): New.
11588 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
11589 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
11590 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
11591 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
11592 (C_COMMON_FIXED_TYPES): Remove first arg.
11593 (C_COMMON_FIXED_MODE_TYPES): Likewise.
11594 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
11595 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
11596 not to use empty macro arguments.
11598 2008-07-02 Joseph Myers <joseph@codesourcery.com>
11600 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
11601 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
11602 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
11603 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
11604 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
11605 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
11606 config/ia64/crtn.asm, config/m68hc11/larith.asm,
11607 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
11608 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
11609 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
11610 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
11611 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
11612 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
11613 config/rs6000/e500crtres64gpr.asm,
11614 config/rs6000/e500crtres64gprctr.asm,
11615 config/rs6000/e500crtrest32gpr.asm,
11616 config/rs6000/e500crtrest64gpr.asm,
11617 config/rs6000/e500crtresx32gpr.asm,
11618 config/rs6000/e500crtresx64gpr.asm,
11619 config/rs6000/e500crtsav32gpr.asm,
11620 config/rs6000/e500crtsav64gpr.asm,
11621 config/rs6000/e500crtsav64gprctr.asm,
11622 config/rs6000/e500crtsavg32gpr.asm,
11623 config/rs6000/e500crtsavg64gpr.asm,
11624 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
11625 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
11626 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
11627 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
11628 config/sparc/sol2-cn.asm: Remove .file directives.
11630 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
11632 * resource.c (mark_referenced_resources): Look inside
11633 UNSPEC_VOLATILEs and ASM_INPUTs.
11635 2008-07-02 Ian Lance Taylor <iant@google.com>
11637 * rtlanal.c (add_reg_note): New function.
11638 * rtl.h (add_reg_note): Declare.
11639 * auto-inc-dec.c (attempt_change): Use add_reg_note.
11640 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
11641 * builtins.c (expand_builtin_longjmp): Likewise.
11642 (expand_builtin_nonlocal_goto): Likewise.
11643 * calls.c (emit_call_1, expand_call): Likewise.
11644 * cfgexpand.c (add_reg_br_prob_note): Likewise.
11645 * cfglayout.c (fixup_reorder_chain): Likewise.
11646 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
11647 (commit_one_edge_insertion): Likewise.
11648 * combine.c (move_deaths, distribute_notes): Likewise.
11649 * df-problems.c (df_set_note): Likewise.
11650 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
11651 (set_unique_reg_note): Likewise.
11652 (emit_copy_of_insn_after): Likewise.
11653 * expr.c (expand_expr_real): Likewise.
11654 * gcse.c (add_label_notes): Likewise.
11655 * haifa-sched.c (create_check_block_twin): Likewise.
11656 * jump.c (mark_jump_label_1): Likewise.
11657 * loop-doloop.c (add_test, doloop_modify): Likewise.
11658 * loop-unswitch.c (compare_and_jump_seq): Likewise.
11659 * lower-subreg.c (move_eh_region_note): Likewise.
11660 * optabs.c (emit_libcall_block): Likewise.
11661 * predict.c (predict_insn): Likewise.
11662 (combine_predictions_for_insn): Likewise.
11663 * recog.c (peephole2_optimize): Likewise.
11664 * regmove.c (try_auto_increment): Likewise.
11665 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
11666 * reload.c (find_reloads): Likewise.
11667 * reload1.c (fixup_eh_region_note): Likewise.
11668 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
11669 * reorg.c (delete_prior_computation): Likewise.
11670 (delete_computation, dbr_schedule): Likewise.
11671 * config/pa/pa.c (legitimize_pic_address): Likewise.
11672 * config/sh/sh.c (sh_reorg): Likewise.
11674 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11677 * config/libgcc-glibc.ver: Add %exclude.
11678 * config/m32r/libgcc-glibc.ver: Likwise.
11679 * config/s390/libgcc-glibc.ver: Likwise.
11680 * config/sh/libgcc-glibc.ver: Likwise.
11681 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
11683 * config/i386/libgcc-glibc.ver: New.
11685 * config/i386/libgcc-x86_64-glibc.ver: Removed.
11687 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11689 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
11690 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
11691 i[34567]86-*-linux*, x86_64-*-linux*. Add
11692 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
11693 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
11694 x86_64-*-linux*. Add i386/t-linux to tmake_file for
11695 i[34567]86-*-linux*, x86_64-*-linux*.
11697 * libgcc-std.ver: Add empty GCC_4.4.0.
11699 * mkmap-symver.awk: Support multiple versions per symbol.
11701 * config/i386/i386.c (ix86_init_builtins): Always define
11702 __builtin_fabsq and __builtin_copysignq with fallbacks.
11703 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
11704 and __builtin_copysignq if SSE2 isn't available.
11706 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
11707 (LIBGCC2_TF_CEXT): Likwise.
11708 (TF_SIZE): Likwise.
11710 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
11712 * config/i386/sfp-machine.h: Moved to libgcc.
11714 * config/i386/sfp-machine.h: New.
11715 * config/i386/t-linux: Likwise.
11717 * config/i386/t-darwin: Remove softfp_wrap_start and
11719 * config/i386/t-darwin64: Likewise.
11721 * config/i386/t-fprules-softfp64: Renamed to ...
11722 * config/i386/t-fprules-softfp: This.
11724 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
11725 and softfp_wrap_end.
11727 2008-07-02 Jason Merrill <jason@redhat.com>
11729 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
11731 * tree.c (ctor_to_list): New fn.
11732 * tree.h: Declare it.
11733 (CONSTRUCTOR_ELT): New macro.
11734 (CONSTRUCTOR_NELTS): New macro.
11736 2008-07-02 Richard Guenther <rguenther@suse.de>
11738 * tree-ssa-structalias.c (struct variable_info): Reorder
11739 to fill padding on 64bit hosts. Make collapsed_to an int.
11740 (get_varinfo_fc): Deal with that.
11741 (new_var_info): Likewise.
11742 (collapse_rest_of_var): Likewise.
11744 2008-07-02 Joshua Sumali <jsumali@redhat.com>
11746 * doc/install.texi (--enable-java-home): Document.
11747 (--enable-aot-compile-rpm): Likewise.
11748 (--with-arch-directory): Likewise.
11749 (--with-os-directory): Likewise.
11750 (--with-origin-name): Likewise.
11751 (--with-arch-suffix): Likewise.
11752 (--with-jvm-root-dir): Likewise.
11753 (--with-jvm-jar-dir): Likewise.
11754 (--with-python-dir): Likewise.
11756 2008-07-02 Richard Guenther <rguenther@suse.de>
11758 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
11759 from decls explicitly. Merge operand checking from tuples.
11761 2008-07-02 Martin Jambor <mjambor@suse.cz>
11763 * tree-switch-conversion.c: Included timevar.h which I forgot before.
11765 2008-07-02 Martin Jambor <mjambor@suse.cz>
11767 * tree-switch-conversion.c: Included timevar.h
11768 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
11770 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
11772 2008-07-02 Martin Jambor <mjambor@suse.cz>
11774 * tree-switch-conversion.c: Corrected various comments and
11776 (build_constructors): Fixed minor formatting mistakes.
11778 * invoke.texi (Optimize Options): Corrected the
11779 switch-conversion-max-branch-ratio parameter.
11781 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
11783 * final.c (asm_insn_count): Return zero for an empty asm body.
11785 2008-07-02 Richard Guenther <rguenther@suse.de>
11787 * bitmap.h (bitmap_set_bit): Return bool.
11788 (bitmap_clear_bit): Likewise.
11789 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
11790 write to the bitmap if it would.
11791 (bitmap_clear_bit): Likewise.
11792 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
11793 bitmap_set_bit return value.
11794 (add_pred_graph_edge): Likewise.
11795 (add_graph_edge): Likewise.
11796 (do_sd_constraint): Likewise.
11797 (do_ds_constraint): Likewise.
11799 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11801 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
11802 Fix -Wc++-compat and/or -Wcast-qual warnings.
11803 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
11804 gen_regparm_prefix): Likewise.
11805 * vmsdbgout.c (write_modbeg, lookup_filename,
11806 vmsdbgout_source_line, vmsdbgout_init): Likewise.
11808 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
11810 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
11811 defaults.h definition apply.
11813 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11815 * function.c (assign_parm_remove_parallels): New.
11816 (assign_parm_setup_block_p): Do not return true for non-BLKmode
11818 (assign_parm_setup_block): Do not handle them.
11819 (assign_parm_setup_reg, assign_parm_setup_stack): Call
11820 assign_parm_remove_parallels.
11822 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11824 * c-typeck.c (convert_for_assignment): Use
11825 vector_targets_convertible_p.
11826 * c-common.c (vector_targets_convertible_p): New.
11827 * c-common.h (vector_targets_convertible_p): New prototype.
11828 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
11829 opaque_p_V2SI_type_node.
11831 2008-07-01 Steve Ellcey <sje@cup.hp.com>
11833 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
11836 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
11838 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
11839 TFmode constants via two element DImode vector for hosts with
11840 HOST_BITS_PER_WIDE_INT < 64.
11841 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
11842 also for HOST_BITS_PER_WIDE_INT < 64.
11844 2008-07-01 Richard Guenther <rguenther@suse.de>
11846 PR tree-optimization/36666
11847 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
11848 (get_constraint_exp_from_ssa_var): Split into ...
11849 (get_constraint_exp_for_temp): ... this ...
11850 (get_constraint_for_ssa_var): ... and that.
11851 Return constraint expressions for all touched sub-fields
11852 if the results address is not taken.
11853 (process_constraint): Remove assertion that aggregate
11854 assignments do not happen at this place.
11855 (get_constraint_for_component_ref): Add address_p argument.
11856 Return constraint expressions for all touched sub-fields
11857 if the results address is not taken.
11858 (do_deref): Use get_constraint_exp_for_temp.
11859 (get_constraint_for_1): Rename from ...
11860 (get_constraint_for): ... this. Add the old function as wrapper.
11861 (do_structure_copy): Use get_constraint_for_1.
11863 2008-07-01 Martin Jambor <mjambor@suse.cz>
11865 * Makefile.in (tree-switch-conversion.o): Add.
11866 (OBJS-common): Add tree-swtch-conversion.o.
11867 * passes.c (init_optimization_passes): Add pass_convert_switch.
11868 * tree-pass.h: (pass_convert_switch): Add.
11869 * tree-switch-conversion.c: New file.
11870 * gcc.dg/tree-ssa/cswtch.c: New testcase.
11871 * common.opt (ftree-cswtch): New option.
11872 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11873 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11874 * opts.c (decode_options): Set flag_tree_switch_conversion when
11875 optimization level is >= 2.
11876 * doc/invoke.texi (Optimize Options): Added description of
11877 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
11879 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11881 * config/darwin-driver.c (darwin_default_min_version): Fix
11882 -Wc++-compat warnings.
11884 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
11886 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
11889 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11891 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
11893 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11895 PR rtl-optimization/34744
11896 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
11897 (df_scan_free_internal): Free data structures not
11898 allocated in storage pools.
11899 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
11900 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
11901 df_scan_free_mws_vec.
11902 * dse.c (dse_step6): Free offset_map_p and offset_map_n
11905 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
11907 * config/i386/i386.c (contains_aligned_value_p): Return true
11909 (ix86_function_arg_boundary): Return its natural boundary
11911 (return_in_memory_32): Don't check TDmode.
11912 (ix86_split_to_parts): Support splitting into 4 parts and
11913 support TFmode for 32bit target.
11914 (ix86_split_long_move): Support splitting into 4 parts.
11915 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
11917 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
11918 (ix86_init_builtins): Here.
11919 (ix86_scalar_mode_supported_p): Always return true for TFmode.
11920 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
11921 'q' and 'w', respectively.
11923 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
11925 (movtf_internal): Likewise.
11926 (<code>tf2): Likewise.
11927 (*absnegtf2_sse): Likewise.
11928 (copysign<mode>3): Likewise.
11929 (copysign<mode>3_const): Likewise.
11930 (copysign<mode>3_var): Likewise.
11931 (define_split UNSPEC_COPYSIGN): Likewise.
11932 * config/i386/sse.md (*nandtf3): Likewise.
11933 (<code>tf3): Likewise.
11934 (*<code>tf3): Likewise.
11936 2008-06-30 Joey Ye <joey.ye@intel.com>
11937 H.J. Lu <hongjiu.lu@intel.com>
11939 * global.c (compute_regsets): Set frame_pointer_needed here.
11940 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
11942 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11944 * doc/install.texi (specific): Expand Windows build notes.
11946 2008-06-30 Ira Rosen <irar@il.ibm.com>
11948 PR tree-optimization/36648
11949 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
11950 number of prolog iterations by step. Fix the comment.
11952 2008-06-30 Richard Guenther <rguenther@suse.de>
11954 PR middle-end/36671
11955 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
11956 handle calls from ECF_MALLOC functions.
11957 (handle_pure_call): ECF_MALLOC functions do not return
11959 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
11961 2008-06-29 Andreas Schwab <schwab@suse.de>
11963 * config/m68k/m68k.c (print_operand): Always print a float
11965 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
11966 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
11969 * config/rs6000/x-linux64: Remove never used file.
11971 2008-06-29 Richard Guenther <rguenther@suse.de>
11973 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
11975 (struct alias_info): Move ...
11976 * tree-ssa-alias.c: ... here.
11977 (update_alias_info): Declare.
11978 (compute_may_aliases): Call it.
11979 (update_alias_info): New function.
11980 * tree-ssa-structalias.c (update_alias_info): Move ...
11981 * tree-ssa-alias.c (update_alias_info_1): ... here.
11982 * tree-ssa-structalias.c (process_constraint_1): Remove
11983 unused from_call argument. Rename to ...
11984 (process_constraint): ... this. Delete old wrapper.
11985 (make_constraint_to): Adjust callers.
11986 (handle_const_call): Likewise.
11987 (handle_pure_call): Likewise.
11988 (init_base_vars): Likewise.
11989 (handle_lhs_call): Likewise. Remove unnecessary constraint.
11990 (find_func_aliases): We don't need structure copies for
11992 (make_constraint_from_anything): Remove.
11993 (create_variable_info_for): For globals make constraints
11994 from escaped, not from anything.
11995 (compute_points_to_sets): Do not call update_alias_info.
11996 (ipa_pta_execute): Use make_constraint_from.
11998 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12000 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12001 (bitmap.o-warn, dominance.o-warn): New.
12002 * configure.ac (cxx_compat_warn): Delete.
12003 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12004 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12006 * configure: Regenerate.
12008 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12011 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12013 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12014 * df-scan.c (df_notes_rescan): Likewise.
12015 * ggc-page.c (set_page_table_entry): Likewise.
12016 * intl.c (gcc_gettext_width): Likewise.
12017 * varasm.c (get_unnamed_section, get_noswitch_section,
12018 get_section): Likewise.
12020 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12022 * regrename.c (build_def_use): Don't copy RTX.
12024 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12026 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12027 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12028 punctuation. Use @ref instead of @xref.
12029 (Function Names): Remove stray @display/@end display.
12030 (C++ Attributes): Use @ref instead of @xref.
12031 (Deprecated Features): Fix punctuation around @xref.
12032 (Backwards Compatibility): Likewise.
12033 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12035 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12037 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12038 constants for E500 double.
12040 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12042 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12043 element type of const_vector.
12045 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12047 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12048 Remove FLAGS_REG clobber from expander pattern.
12049 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12050 (anddi3, andsi3, andhi3, andqi3): Ditto.
12051 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12052 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12053 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12054 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12055 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12056 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12057 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12058 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12060 2008-06-28 Richard Guenther <rguenther@suse.de>
12062 * tree-ssa-structalias.c (callused_id, var_callused,
12063 callused_tree): Add.
12064 (handle_pure_call): New function.
12065 (find_func_aliases): Call it.
12066 (find_what_p_points_to): Handle the call-used set.
12067 (clobber_what_escaped): Likewise.
12068 (compute_call_used_vars): New function.
12069 (init_base_vars): Init the call-used variable.
12070 (do_sd_constraint): Do not propagate the solution from CALLUSED
12071 but use CALLUSED as a placeholder.
12072 (solve_graph): Likewise.
12073 * tree-flow-inline.h (gimple_call_used_vars): New function.
12074 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12075 (compute_call_used_vars): Declare.
12076 * tree-ssa-alias.c (set_initial_properties): Call
12077 compute_call_used_vars.
12078 (reset_alias_info): Clear call-used variables.
12079 (add_call_clobber_ops): Assert we are not called for const/pure
12080 functions. Remove handling of them.
12081 (add_call_read_ops): Handle pure functions by adding the
12082 call-used set of variables as VUSEs.
12083 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12084 (delete_tree_ssa): Free it.
12085 * tree-dfa.c (remove_referenced_var): Clear the var from the
12088 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12090 * tree.c (build_varargs_function_type_list): New.
12091 (build_function_type_list_1): New.
12092 (build_function_type_list): Use build_function_type_list_1.
12093 * tree.h (build_varargs_function_type_list): New.
12095 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12098 * config/spu/spu.c (spu_builtin_splats): Do not generate
12099 invalid CONST_VECTOR expressions.
12100 (spu_expand_vector_init): Likewise.
12102 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12104 * optabs.c (libfunc_decls): New variable.
12105 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12106 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12107 for the same function twice.
12109 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12111 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12112 ix86_expand_binary_operator directly.
12113 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12115 (*ashrti3_1): Ditto.
12116 (*lshrti3_1): Ditto.
12117 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12118 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12119 using only one splitter. Conditionaly execute splitter before or
12120 after peephole2 pass.
12121 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12122 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12123 Use only one alternative in asm template.
12124 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12126 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12127 "J" operand constraint for operand 2.
12128 (*ashldi3_cconly_rex64): Ditto.
12129 (*ashrdi3_cmp_rex64): Ditto.
12130 (*ashrdi3_cconly_rex64): Ditto.
12131 (*lshrdi3_cmp_rex64): Ditto.
12132 (*lshrdi3_cconly_rex64): Ditto.
12133 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12134 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12135 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12138 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12140 * gimplify.c (omp_is_private): Don't return true if decl is not
12141 already private on #pragma omp for or #pragma omp parallel for.
12144 * tree-cfg.c (struct move_stmt_d): Replace block field with
12145 orig_block and new_block fields.
12146 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12147 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12148 (move_block_to_fn): Replace vars_map and new_label_map arguments
12149 with struct move_stmt_d pointer.
12150 (replace_block_vars_by_duplicates): New function.
12151 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12152 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12153 all subblocks of ORIG_BLOCK to the new function. Call
12154 replace_block_vars_by_duplicates.
12155 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12156 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12157 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12158 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12159 (expand_omp): Temporarily set input_location to the location of
12160 region's controlling stmt.
12161 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12162 BIND_EXPR, push ctx->block_vars and gimplification vars into
12163 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12164 into dest function.
12165 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12166 there are any BLOCK_VARS.
12167 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12168 OMP_PARALLEL or OMP_TASK stmt.
12169 (lower_omp): Save and restore input_location around the lower_omp_1
12172 2008-06-27 Richard Guenther <rguenther@suse.de>
12174 PR tree-optimization/36400
12175 PR tree-optimization/36373
12176 PR tree-optimization/36344
12177 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12178 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12179 (update_alias_info): Remove call clobbering code.
12180 (make_constraint_to): New helper function.
12181 (make_escape_constraint): Likewise.
12182 (handle_rhs_call): Use it on all pointer containing arguments.
12183 Also mark the static chain escaped.
12184 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12185 instead of ANYTHING.
12186 (make_constraint_from): New helper split out from ...
12187 (make_constraint_from_anything): ... here.
12188 (find_func_aliases): Add constraints for escape sites.
12189 (intra_create_variable_infos): Make constraints from NONLOCAL
12191 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12193 (clobber_what_p_points_to): Remove.
12194 (clobber_what_escaped): New function.
12195 (init_base_vars): Init NONLOCAL and ESCAPED.
12196 (do_sd_constraint): Do not propagate the solution from ESCAPED
12197 but use ESCAPED as a placeholder.
12198 (solve_graph): Likewise.
12199 * tree-flow.h (clobber_what_p_points_to): Remove.
12200 (clobber_what_escaped): Declare.
12201 * tree-ssa-alias.c (set_initial_properties): Call it.
12202 Remove code clobbering escaped pointers.
12204 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12206 * function.c (allocate_struct_function): Only allocate a unique
12207 funcdef_no if the decl is nonzero.
12209 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12211 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12212 * config/mips/mips.c (mips_split_const_insns): New function.
12213 * config/mips/mips.md (move_type): New attribute.
12214 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12215 (dword_mode): New attribute.
12216 (type): Avoid long line. Map "move_type"s to "type"s,
12217 choosing "multi" for doubleword moves if appropriate.
12218 Swap MTC/MFC comments to match their declaration order.
12219 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12220 "type" is "branch" or "jal" is "direct".
12221 (length): Handle "extended_mips16" first. Make the default
12222 "0" for "ghost" instructions. Set the length from "move_type".
12223 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12224 of "type", with "sll0" for the register alternative. Remove the
12225 "extended_mips16" attribute.
12226 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12227 of "type", with "shift_shift" for the register alternative.
12228 Remove the "length" attribute.
12229 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12230 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12231 of "type", with "andi" for the register alternative.
12232 (*zero_extendqihi2): Likewise.
12233 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12234 of "andi" instead of a "type" of "arith".
12235 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12237 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12238 (mov_<store>r, *mov<mode>_ra): Likewise.
12239 (extendsidi2): Use "move_type" instead of "type", with "move"
12240 for the register alternative.
12241 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12242 of "type", with "signext" for the register alternative.
12243 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12244 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12245 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12246 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12247 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12248 (unnamed branch insn): Likewise.
12249 (*movdi_gp32_fp64): Fold into...
12250 (*movdi_32bit): ...here.
12251 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12252 (*movdf_hardfloat): ...this new pattern.
12253 (*movdf_softfloat): Remove redundant FPR alternatives.
12254 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12255 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12256 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12257 the "move" attribute.
12258 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12259 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12260 and "store" for COP loads and stores.
12261 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12262 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12263 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12264 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12265 (*movtf_mips16, *movv2sf): Likewise.
12266 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12267 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12268 (mfhc1<mode>): Use "move_type" instead of "move".
12269 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12270 (loadgp_blockage): Remove the "length" attribute.
12271 (blockage, set_got_version, update_got_version): Likewise.
12272 (call_internal): Remove the "extended_mips16" attribute.
12273 (call_value_internal, call_value_multiple_internal): Likewise.
12274 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12276 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12277 the "length" attribute.
12279 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12281 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12282 -Wcast-qual warnings.
12283 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12284 handle_pragma_pop_macro): Likewise.
12285 * collect2.c (resolve_lib_name): Likewise.
12286 * config/arc/arc.c (arc_init): Likewise.
12287 * config/arm/arm.c (neon_builtin_compare,
12288 locate_neon_builtin_icode): Likewise.
12289 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12290 * config/bfin/bfin.c (bfin_init_machine_status,
12291 bfin_optimize_loop): Likewise.
12292 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12293 * config/cris/cris.c (cris_init_expanders): Likewise.
12294 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12295 * config/darwin.c (machopic_indirection_eq,
12296 machopic_indirection_name, machopic_output_indirection): Likewise.
12297 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12298 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12299 frv_optimize_membar): Likewise.
12300 * config/i386/cygwin.h (mingw_scan,
12301 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12302 * config/i386/cygwin1.c (mingw_scan): Likewise.
12303 * config/i386/i386.c (machopic_output_stub): Likewise.
12304 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12305 i386_pe_unique_section): Likewise.
12306 * config/ia64/ia64.c (ia64_init_machine_status,
12307 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12309 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12310 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12311 * config/m68k/m68k.c (m68k_handle_option,
12312 m68k_sched_md_init_global): Likewise.
12313 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12314 mcore_unique_section): Likewise.
12315 * config/mips/mips.c (mips_block_move_straight,
12316 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12318 * config/mmix/mmix.c (mmix_init_machine_status,
12319 mmix_encode_section_info): Likewise.
12320 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12321 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12322 print_operand_address, output_toc, redefine_groups,
12323 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12324 * config/s390/s390.c (s390_init_machine_status): Likewise.
12325 * config/score/score.c (score_block_move_straight,
12326 score_block_move_loop_body): Likewise.
12327 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12328 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12329 * emit-rtl.c (find_auto_inc): Likewise.
12330 * gcc.c (translate_options, process_command): Likewise.
12331 * reorg.c (dbr_schedule): Likewise.
12332 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12333 * xcoffout.c (xcoffout_declare_function): Likewise.
12335 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12337 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12338 ipa-pta working again.
12340 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12342 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12345 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12347 * config.gcc (powerpc*-*-*): Add new core e500mc.
12348 * config/rs6000/e500mc.md: New file.
12349 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12351 (rs6000_override_options): Add e500mc case to
12352 processor_target_table. Altivec and Spe options not allowed
12353 with e500mc. Add isel instruction to e500mc by
12354 default. Initialize rs6000_cost for e500mc.
12355 (rs6000_issue_rate): Set issue rate for e500mc.
12356 * config/rs6000/rs6000.h (processor_type): Add
12357 PROCESSOR_PPCE500MC.
12358 (ASM_CPU_SPEC): Add e500mc.
12359 Set TARGET_ISEL to rs6000_isel.
12360 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12361 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12362 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12364 * doc/invoke.texi: Add e500mc to list of cpus.
12366 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12369 * c-lex.c (lex_charconst): Initialize unsignedp.
12371 2008-06-27 Olivier Hainque <hainque@adacore.com>
12373 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12374 documented assumptions.
12376 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12378 * dwarf2out.c: Remove trailing white spaces. Break long line
12381 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12383 * libfuncs.h (LTI_synchronize): New libfunc_index.
12384 (synchronize_libfunc): Declare.
12385 * builtins.c (expand_builtin_synchronize): Consider using
12386 synchronize_libfunc before falling back on an asm blockage.
12387 * config/mips/mips.c: Include libfuncs.h
12388 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12390 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12392 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12393 parameter. Copy stack_reg to r11 where appropriate.
12394 (no_global_regs_above): Add gpr parameter.
12395 (rs6000_stack_info): Only add padding for SPE save area if we
12396 are saving SPE GPRs and CR.
12397 (saveres_routine_syms): New variable.
12398 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12400 (rs6000_savres_routine_sym): New function.
12401 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12403 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12404 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12405 Tweak FPR out-of-line saving.
12406 (rs6000_make_savres_rtx): New function.
12407 (rs6000_use_multiple_p): New function.
12408 (rs6000_savres_strategy): New function.
12409 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
12410 out-of-line if appropriate.
12411 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
12412 if we are optimizing for size.
12413 (GP_SAVE_INLINE): Define.
12414 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
12415 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
12416 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
12417 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
12418 (*save_fpregs_<mode>): Add use of r11.
12419 (*restore_gpregs_<mode>): New insn.
12420 (*return_and_restore_gpregs_<mode>): New insn.
12421 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
12423 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
12424 (*restore_gpregs_spe): New insn.
12425 (*return_and_restore_gpregs_spe): New insn.
12426 * config/rs6000/predicates.md (save_world_operation): Fix check.
12428 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12430 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
12431 this point, so assert that.
12433 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12435 * cfganal.c: Include vec.h and vecprim.h.
12436 (compute_idf): Import from...
12437 * tree-into-ssa (compute_idf): ...here.
12438 * basic-block.h (compute_idf): Export.
12440 2008-06-26 Joseph Myers <joseph@codesourcery.com>
12442 * c-decl.c (merge_decls): Use !current_function_decl to check for
12443 extern declaration of C99 inline function being at file scope.
12445 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
12447 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
12449 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12451 * alias.c (record_alias_subset, init_alias_analysis): Fix
12452 -Wc++-compat and/or -Wcast-qual warnings.
12453 * attribs.c (lookup_attribute_spec): Likewise.
12454 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
12455 copy_bb, connect_traces,
12456 find_rarely_executed_basic_blocks_and_cr): Likewise.
12457 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
12458 note_btr_set, migrate_btr_defs): Likewise.
12459 * builtins.c (result_vector, expand_builtin_memcpy,
12460 expand_builtin_mempcpy_args, expand_builtin_strncpy,
12461 builtin_memset_read_str, expand_builtin_printf,
12462 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
12464 * caller-save.c (mark_set_regs): Likewise.
12465 * calls.c (expand_call, emit_library_call_value_1): Likewise.
12466 * cgraph.c (cgraph_edge): Likewise.
12467 * combine.c (likely_spilled_retval_1): Likewise.
12468 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
12469 htab_counts_entry_del, get_coverage_counts): Likewise.
12470 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
12471 new_cselib_val): Likewise.
12472 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
12473 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
12475 * df-core.c (df_compact_blocks): Likewise.
12476 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
12477 * df-scan.c (df_grow_reg_info, df_ref_create,
12478 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
12479 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
12480 df_record_entry_block_defs, df_record_exit_block_uses,
12481 df_bb_verify): Likewise.
12482 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
12483 DF_REF_EXTRACT_MODE_CONST): New.
12484 * dominance.c (get_immediate_dominator, get_dominated_by,
12485 nearest_common_dominator, root_of_dom_tree,
12486 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
12487 -Wc++-compat and/or -Wcast-qual warnings.
12488 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
12489 record_store, replace_read, check_mem_read_rtx, scan_insn,
12490 dse_step1, dse_record_singleton_alias_set): Likewise.
12491 * dwarf2asm.c (dw2_force_const_mem): Likewise.
12493 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12495 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
12496 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
12497 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
12498 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
12499 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
12500 add_ranges_num, add_ranges_by_labels, file_info_cmp,
12501 file_name_acquire, output_file_names, add_const_value_attribute,
12502 premark_used_types_helper, file_table_eq, file_table_hash,
12503 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
12504 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
12505 -Wcast-qual warnings.
12506 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
12507 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
12508 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
12509 gen_reg_rtx, start_sequence, init_emit): Likewise.
12510 * et-forest.c (et_new_occ, et_new_tree): Likewise.
12511 * except.c (init_eh_for_function, gen_eh_region,
12512 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
12513 arh_to_landing_pad, arh_to_label, add_action_record,
12514 add_call_site, switch_to_exception_section): Likewise.
12515 * expmed.c (synth_mult): Likewise.
12516 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
12517 store_expr): Likewise.
12518 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
12520 * function.c (assign_stack_temp_for_type,
12521 allocate_struct_function, match_asm_constraints_1): Likewise.
12522 * gcov-io.c (gcov_allocate): Likewise.
12523 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
12524 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
12525 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
12526 record_one_set, insert_expr_in_table, insert_set_in_table,
12527 dump_hash_table, compute_hash_table_work, alloc_hash_table,
12528 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
12529 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
12530 -Wcast-qual warnings.
12532 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12534 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
12535 -Wcast-qual warnings.
12536 * gcc.c (process_command): Likewise.
12537 * genattrtab.c (oballoc): Use XOBNEW.
12538 (oballocvec): Define.
12539 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
12540 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
12541 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
12542 -Wc++-compat and/or -Wcast-qual warnings.
12543 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
12544 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
12545 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
12546 gen_presence_absence_set, gen_automaton, gen_regexp_el,
12547 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
12548 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
12549 add_excls, process_presence_absence_names,
12550 process_presence_absence_patterns, add_presence_absence,
12551 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
12552 get_free_state, add_arc, get_free_automata_list_el,
12553 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
12554 transform_3, cache_presence, create_ainsns, create_automata,
12555 create_state_ainsn_table, dfa_insn_code_enlarge,
12556 output_trans_func, output_min_issue_delay_func,
12557 output_dead_lock_func, output_reset_func,
12558 output_get_cpu_unit_code_func, output_dfa_start_func,
12559 expand_automata): Likewise.
12560 * genextract.c (gen_insn): Likewise.
12561 * gengtype-lex.l: Likewise.
12562 * gengtype.c (read_input_list, adjust_field_type,
12563 process_gc_options): Likewise.
12564 * genoutput.c (note_constraint): Likewise.
12565 * genpreds.c (mangle, add_constraint): Likewise.
12566 * genrecog.c (process_define_predicate, new_decision,
12567 add_to_sequence): Likewise.
12568 * gensupport.c (record_insn_name): Likewise.
12570 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12572 * config/i386/driver-i386.c (detect_caches_amd,
12573 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
12574 and/or -Wcast-qual warnings.
12575 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
12576 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
12577 gt_pch_save): Likewise.
12578 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
12579 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
12580 * global.c (compute_regsets): Likewise.
12581 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
12582 finish_graph_dump_file): Likewise.
12583 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
12584 unlink_bb_notes): Likewise.
12585 * integrate.c (get_hard_reg_initial_val): Likewise.
12586 * ipa-prop.c (ipa_push_func_to_list): Likewise.
12587 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
12588 * local-alloc.c (update_equiv_regs): Likewise.
12589 * loop-invariant.c (check_invariant_table_size,
12590 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
12592 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
12593 altered_reg_used, mark_altered): Likewise.
12594 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
12595 insert_var_expansion_initialization,
12596 combine_var_copies_in_loop_exit, apply_opt_in_copies,
12597 release_var_copies): Likewise.
12598 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
12599 analyze_matrix_decl, add_allocation_site, analyze_transpose,
12600 analyze_accesses_for_phi_node, check_var_notmodified_p,
12601 check_allocation_function, find_sites_in_func,
12602 record_all_accesses_in_func, transform_access_sites,
12603 transform_allocation_sites): Likewise.
12604 * omp-low.c (new_omp_region, create_omp_child_function_name,
12605 check_omp_nesting_restrictions, check_combined_parallel,
12606 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
12607 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
12608 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
12609 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
12611 * opts-common.c (prune_options): Likewise.
12612 * opts.c (add_input_filename, print_filtered_help,
12613 get_option_state): Likewise.
12614 * params.c (add_params): Likewise.
12615 * passes.c (set_pass_for_id, next_pass_1,
12616 do_per_function_toporder, pass_fini_dump_file): Likewise.
12617 * postreload.c (reload_cse_simplify_operands): Likewise.
12618 * predict.c (tree_predicted_by_p, tree_predict_edge,
12619 clear_bb_predictions, combine_predictions_for_bb): Likewise.
12621 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12623 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
12625 * recog.c (check_asm_operands, validate_change_1): Likewise.
12626 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
12627 subst_asm_stack_regs): Likewise.
12628 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
12629 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
12630 * regmove.c (reg_is_remote_constant_p): Likewise.
12631 * regrename.c (regrename_optimize, scan_rtx_reg,
12632 kill_clobbered_value, kill_set_value, kill_autoinc_value):
12634 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
12635 regstat_compute_calls_crossed): Likewise.
12636 * reload1.c (init_reload, new_insn_chain,
12637 has_nonexceptional_receiver, reload, copy_reloads,
12638 calculate_needs_all_insns, init_elim_table): Likewise.
12639 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
12640 * rtl.c (shallow_copy_rtx_stat): Likewise.
12641 * rtlanal.c (parms_set): Likewise.
12642 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
12643 sbitmap_resize, sbitmap_vector_alloc): Likewise.
12644 * sched-ebb.c (earliest_block_with_similiar_load,
12645 add_deps_for_risky_insns): Likewise.
12646 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
12647 schedule_region): Likewise.
12648 * see.c (eq_descriptor_pre_extension,
12649 hash_descriptor_pre_extension, hash_del_pre_extension,
12650 eq_descriptor_properties, hash_descriptor_properties,
12651 hash_del_properties, see_seek_pre_extension_expr,
12652 see_initialize_data_structures, see_print_register_properties,
12653 see_print_pre_extension_expr, see_delete_merged_def_extension,
12654 see_delete_unmerged_def_extension, see_emit_use_extension,
12655 see_pre_delete_extension, see_map_extension, see_commit_changes,
12656 see_analyze_merged_def_local_prop,
12657 see_analyze_merged_def_local_prop,
12658 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
12659 see_set_prop_merged_def, see_set_prop_unmerged_def,
12660 see_set_prop_unmerged_use, see_print_one_extension,
12661 see_merge_one_use_extension, see_merge_one_def_extension,
12662 see_store_reference_and_extension, see_update_uses_relevancy,
12663 see_update_defs_relevancy): Likewise.
12664 * statistics.c (hash_statistics_hash, hash_statistics_eq,
12665 hash_statistics_free, curr_statistics_hash): Likewise.
12666 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
12667 expand_asm_operands, expand_return, case_bit_test_cmp,
12668 expand_case): Likewise.
12669 * stor-layout.c (start_record_layout): Likewise.
12670 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
12671 gt_pch_save_stringpool): Likewise.
12672 * tree-data-ref.c (hash_stmt_vertex_info,
12673 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
12674 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
12676 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
12679 * config/i386/i386.md : Change constraints of HImode and QImode
12680 immediate operands from "i" to "n". Change SImode "ni" constraint to
12681 "i" and SImode "rmi" constraint to "g". Remove all constraints
12682 from const0_operand and const1_operand predicated operands.
12683 (i): Change QImode and HImode attribute from "i" to "n".
12684 (*subqi_2): Change HImode operands to QImode.
12687 2008-06-25 Olivier Hainque <hainque@adacore.com>
12689 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
12692 2008-06-25 Richard Guenther <rguenther@suse.de>
12694 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
12695 not overflow the result type.
12697 2008-06-25 Richard Guenther <rguenther@suse.de>
12699 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
12700 (vn_lookup): Likewise.
12702 2008-06-25 Richard Guenther <rguenther@suse.de>
12704 PR tree-optimization/35518
12705 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
12706 * tree-sra.c (instantiate_element): Use fold_build3 to build
12708 (try_instantiate_multiple_fields): Likewise.
12710 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12712 * config/rs6000/rs6000.md: Change all string instruction's clobber to
12715 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12717 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
12718 use_backchain_to_restore_sp to true
12719 if the offset of the link register save area would go over the 32k - 1
12720 offset limit of the load
12723 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
12725 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
12726 anchor for the type-punning blurb. Cross-reference "Structures
12727 unions enumerations and bit-fields implementation". Provide a
12728 cast-through-pointer example. Make final sentence self-contained.
12729 * doc/implement-c.texi (Structures unions enumerations and
12730 bit-fields implementation): Cross-reference the type-punning blurb
12731 in the -fstrict-aliasing documentation.
12733 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12735 PR middle-end/36594
12736 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
12737 the memory instead of the memory itself for the save area.
12739 2008-06-24 Olivier Hainque <hainque@adacore.com>
12740 Nicolas Roche <roche@adacore.com>
12742 * gengtype.c (srcdir_len): size_t instead of int.
12743 (get_file_realbasename): New function. For F a filename, the real
12744 basename of F, with all the path components stripped.
12745 (get_file_srcdir_relative_path): New function. For F a filename, the
12746 relative path to F from $(srcdir).
12747 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
12748 get_file_realbasename. Adjust the head comment.
12749 (get_prefix_langdir_index): New function. For F a filename, return the
12750 lang_dir_names[] relative index of the language directory that is
12752 (get_file_langdir): For F a filename, return the name of the language
12753 directory where F is located.
12754 (get_file_gtfilename): New function. The gt- output file name for an
12756 (get_output_file_with_visibility): Replace in-line computations with
12757 uses of get_file_gtfilename and get_prefix_langdir_index.
12758 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
12760 2008-06-24 Jakub Jelinek <jakub@redhat.com>
12762 PR tree-optimization/36504
12763 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
12764 references without base address.
12766 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12768 PR middle-end/36584
12769 * calls.c (expand_call): Increase alignment for recursive functions.
12771 2008-06-23 Anatoly Sokolov <aesok@post.ru>
12773 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
12774 (TARGET_FUNCTION_VALUE): New define.
12775 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
12776 * config/avr/avr.h (FUNCTION_VALUE): Remove.
12778 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12780 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
12781 (fmod<mode>3): Ditto.
12782 (remainderxf3): Ditto.
12783 (remainder<mode>3): Ditto.
12785 2008-06-23 Jakub Jelinek <jakub@redhat.com>
12788 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
12789 REG is a hard register.
12791 PR tree-optimization/36508
12792 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
12793 499, don't check it at all in release compilers.
12795 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12797 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
12798 together with SSE_TARGET_MATH to disable insn pattern.
12799 (*fop_<MODEF:mode>_2_i387): Ditto.
12800 (*fop_<MODEF:mode>_3_i387): Ditto.
12802 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
12804 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
12806 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12808 PR middle-end/34906
12809 * gimplify.c (gimplify_asm_expr): Check the return code of
12810 parse_output_constraint call, set function return and is_inout
12811 value if it failed.
12813 2008-06-22 Ian Lance Taylor <iant@google.com>
12815 * c-lex.c (narrowest_unsigned_type): Change itk to int.
12816 (narrowest_signed_type): Likewise.
12817 * c-typeck.c (c_common_type): Change local variable mclass to enum
12819 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
12820 tcc_comparison, not the tree code itself.
12821 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
12822 (c_expand_expr): Cast modifier to enum expand_modifier.
12823 * c-common.h (C_RID_CODE): Add casts.
12824 (C_SET_RID_CODE): Define.
12825 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
12826 (c_lex_one_token): Add cast to avoid warning.
12827 (c_parser_objc_type_name): Rename local typename to type_name.
12828 (check_no_duplicate_clause): Change code parameter to enum
12830 (c_parser_omp_var_list_parens): Change kind parameter to enum
12832 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
12833 c_parser_omp_list_var_parens.
12834 (c_parser_omp_threadprivate): Likewise.
12835 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
12836 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
12837 * c-format.c (NO_FMT): Define.
12838 (printf_length_specs): Use NO_FMT.
12839 (asm_fprintf_length_specs): Likewise.
12840 (gcc_diag_length_specs): Likewise.
12841 (scanf_length_specs): Likewise.
12842 (strfmon_length_specs): Likewise.
12843 (gcc_gfc_length_specs): Likewise.
12844 (printf_flag_specs): Change 0 to STD_C89.
12845 (asm_fprintf_flag_specs): Likewise.
12846 (gcc_diag_flag_specs): Likewise.
12847 (gcc_cxxdiag_flag_specs): Likewise.
12848 (scanf_flag_specs): Likewise.
12849 (strftime_flag_specs): Likewise.
12850 (strfmon_flag_specs): Likewise.
12851 (print_char_table): Likewise.
12852 (asm_fprintf_char_table): Likewise.
12853 (gcc_diag_char_table): Likewise.
12854 (gcc_tdiag_char_table): Likewise.
12855 (gcc_cdiag_char_table): Likewise.
12856 (gcc_cxxdiag_char_table): Likewise.
12857 (gcc_gfc_char_table): Likewise.
12858 (scan_char_table): Likewise.
12859 (time_char_table): Likewis.
12860 (monetary_char_table): Likewise.
12861 * c-format.h (BADLEN): Likewise.
12863 2008-06-21 Ian Lance Taylor <iant@google.com>
12865 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
12866 Define END_OF_BASE_TREE_CODES around inclusion.
12867 * tree.c (tree_code_type): New global array.
12868 (tree_code_length, tree_code_name): Likewise.
12869 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
12870 $(lang_tree_files).
12871 (all-tree.def, s-alltree): New targets.
12872 (gencheck.h, s-gencheck): Remove.
12873 (tree.o): Depend upon all-tree.def.
12874 (build/gencheck.o): Remove gencheck.h dependency.
12875 (mostlyclean): Don't remove gencheck.h.
12876 * c-common.h (enum c_tree_code): Remove.
12877 * c-lang.c (tree_code_type): Remove.
12878 (tree_code_length, tree_code_name): Remove.
12879 * gencheck.c (tree_codes): Include all-tree.def, rather than
12880 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
12882 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
12884 * cp/cp-tree.h (enum cplus_tree_code): Remove.
12885 (operator_name_info): Size to MAX_TREE_CODES.
12886 (assignment_operator_name_info): Likewise.
12887 * cp/cp-lang.c (tree_code_type): Remove.
12888 (tree_code_length, tree_code_name): Remove.
12889 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
12890 (assignment_operator_name_info): Likewise.
12891 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
12893 * cp/mangle.c (write_expression): Likewise.
12894 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
12895 * fortran/f95-lang.c (tree_code_type): Remove.
12896 (tree_code_length, tree_code_name): Remove.
12897 * java/java-tree.h (enum java_tree_code): Remove.
12898 * java/lang.c (tree_code_type): Remove.
12899 (tree_code_length, tree_code_name): Remove.
12900 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
12901 * objc/objc-act.h (enum objc_tree_code): Remove.
12902 * objc/objc-lang.c (tree_code_type): Remove.
12903 (tree_code_length, tree_code_name): Remove.
12904 * objcp/objcp-lang.c (tree_code_type): Remove.
12905 (tree_code_length, tree_code_name): Remove.
12906 * ada/ada-tree.h (enum gnat_tree_code): Remove.
12907 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
12908 * ada/misc.c (tree_code_type): Remove.
12909 (tree_code_length, tree_code_name): Remove.
12911 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
12913 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
12914 the grand_bitmap_obstack.
12916 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12918 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
12919 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
12920 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
12921 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
12922 move_stmt_r, new_label_mapper): Likewise.
12923 * tree-complex.c (cvc_lookup): Likewise.
12924 * tree-dfa.c (create_function_ann): Likewise.
12925 * tree-dump.c (dump_register): Likewise.
12926 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
12927 find_phi_replacement_condition): Likewise.
12928 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
12929 tree_function_versioning): Likewise.
12930 * tree-into-ssa.c (cmp_dfsnum): Likewise.
12931 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
12932 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
12933 get_nonlocal_debug_decl, convert_nonlocal_reference,
12934 convert_nonlocal_omp_clauses, get_local_debug_decl,
12935 convert_local_reference, convert_local_omp_clauses,
12936 convert_nl_goto_reference, convert_nl_goto_receiver,
12937 convert_tramp_reference, convert_call_expr): Likewise.
12938 * tree-outof-ssa.c (contains_tree_r): Likewise.
12939 * tree-parloops.c (reduction_phi, initialize_reductions,
12940 eliminate_local_variables_1, add_field_for_reduction,
12941 add_field_for_name, create_phi_for_local_result,
12942 create_call_for_reduction_1, create_loads_for_reductions,
12943 create_stores_for_reduction, create_loads_and_stores_for_name):
12945 * tree-phinodes.c (allocate_phi_node): Likewise.
12946 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
12947 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
12948 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
12949 * tree-ssa-coalesce.c (compare_pairs): Likewise.
12950 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
12951 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
12952 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
12953 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12954 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
12955 vn_nary_op_insert): Likewise.
12956 * tree-ssa.c (redirect_edge_var_map_add,
12957 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
12958 * tree-vectorizer.c (vectorize_loops): Likewise.
12959 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
12960 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
12961 tree_cons_stat, build1_stat, build_variant_type_copy,
12962 decl_init_priority_lookup, decl_fini_priority_lookup,
12963 decl_priority_info, decl_restrict_base_lookup,
12964 decl_restrict_base_insert, decl_debug_expr_lookup,
12965 decl_debug_expr_insert, decl_value_expr_lookup,
12966 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
12967 type_hash_add, get_file_function_name, tree_check_failed,
12968 tree_not_check_failed, tree_range_check_failed,
12969 omp_clause_range_check_failed, build_omp_clause,
12970 build_vl_exp_stat): Likewise.
12971 * value-prof.c (gimple_histogram_value,
12972 gimple_duplicate_stmt_histograms): Likewise.
12973 * var-tracking.c (attrs_list_insert, attrs_list_copy,
12974 unshare_variable, variable_union_info_cmp_pos, variable_union,
12975 dataflow_set_different_1, dataflow_set_different_2,
12976 vt_find_locations, variable_was_changed, set_variable_part,
12977 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
12978 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
12979 section_entry_hash, object_block_entry_eq,
12980 object_block_entry_hash, create_block_symbol,
12981 initialize_cold_section_name, default_function_rodata_section,
12982 strip_reg_name, set_user_assembler_name, const_desc_eq,
12983 build_constant_desc, output_constant_def, lookup_constant_def,
12984 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
12985 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
12986 default_internal_label): Likewise.
12987 * varray.c (varray_init, varray_grow): Likewise.
12988 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
12990 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
12992 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
12993 operators for "test" insn. Macroize insn using SWI mode macro.
12994 (*jcc_fused_2): Ditto.
12995 (*jcc_fused_3): Macroize insn using SWI mode macro.
12996 (*jcc_fused_4): Ditto.
12998 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13000 * tree-ssa-pre.c: Fix typo in comment.
13001 (init_antic, fini_antic): Add explicit funtions for
13002 initializing and deinitializing ANTIC and AVAIL sets.
13003 (create_expression_by_pieces): Fix typo in comment.
13004 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13005 (execute_pre): Eventually dump details about ANTIC_IN.
13007 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13009 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13010 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13011 add_to_obstack, file_at_path, find_a_file, execute,
13012 add_preprocessor_option, add_assembler_option, add_linker_option,
13013 process_command, insert_wrapper, do_option_spec, do_self_spec,
13014 spec_path, do_spec_1, is_directory, main, used_arg,
13015 getenv_spec_function): Likewise.
13016 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13017 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13020 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13022 * doc/rtl.texi: Updated subreg section.
13024 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13027 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13028 node->needed and node->reachable.
13029 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13030 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13031 (expand_task_call): Don't call expand_task_copyfn.
13032 (expand_task_copyfn): Renamed to...
13033 (finalize_task_copyfn): ... this.
13035 2008-06-19 Jan Hubicka <jh@suse.cz>
13037 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13038 clobbering framepointer.
13040 2008-06-19 Jan Hubicka <jh@suse.cz>
13042 * tree-optimize.c (execute_early_local_optimizations): Set
13043 cgraph_state only at first invocation.
13045 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13047 * system.h (-Wc++-compat): Activate as a warning, no an error.
13049 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13051 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13052 instead of "#" in insn asm template.
13053 (*jcc_fused_2): Ditto.
13055 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13057 * config/i386/i386.h (ix86_tune_indices)
13058 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13059 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13060 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13061 (*jcc_fused_2): Ditto.
13062 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13063 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13064 (print operand): Handle 'E' and 'e' code.
13066 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13068 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13069 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13070 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13072 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13074 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13076 (cgraph_expand_function): Use local copy of decl.
13077 (cgraph_expand_all_functions): Remove redundant initialization of
13079 (cgraph_optimize): Reword internal_error message.
13081 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13083 * arm-protos.h (arm_return_in_memory): Remove public
13084 arm_return_in_memory() prototype.
13085 * arm.c (arm_return_in_memory): Add static prototype, add target
13086 hook macro, change definition and comments.
13087 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13089 2008-06-19 Ben Elliston <bje@au.ibm.com>
13091 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13092 real.c: Remove references to IEEE 754R.
13093 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13094 * doc/libgcc.texi (Decimal float library routines): Likewise.
13096 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13098 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13099 (default_unwind_word_mode): Add prototype.
13100 * targhooks.c (default_unwind_word_mode): New function.
13101 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13102 instead of word_mode.
13103 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13104 (TARGET_INITIALIZER): Use it.
13106 * c-common.c (handle_mode_attribute): Support "unwind_word"
13108 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13110 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13111 word_mode to access SjLj_Function_Context member "data".
13112 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13113 conversion from targetm.eh_return_filter_mode () to
13114 targetm.unwind_word_mode () if they differ.
13116 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13117 (BT_FN_UNWINDWORD_PTR): New function type.
13118 (BT_FN_WORD_PTR): Remove.
13119 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13120 * except.c (expand_builtin_extend_pointer): Convert pointer to
13121 targetm.unwind_word_mode () instead of word_mode.
13123 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13124 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13125 (spu_unwind_word_mode): New function.
13126 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13127 (TARGET_UNWIND_WORD_MODE): Define.
13128 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13130 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13132 * config/spu/spu.c (reg_align): Remove.
13133 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13134 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13135 (spu_split_store): Likewise.
13137 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13139 * gcc/tree-vn.c: Fix typo in comment.
13141 2008-06-18 Jan Hubicka <jh@suse.cz>
13143 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13144 toplevel reorder too.
13146 2008-06-18 Jan Hubicka <jh@suse.cz>
13148 * c-opts.c (c_common_post_options): PCH is not compatible with
13150 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13151 -fno-toplevel-reorder by default now.
13153 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13155 PR documentation/30739
13156 * doc/install.texi (Prerequisites): Document dependency on awk.
13158 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13159 Ian Lance Taylor <iant@google.com>
13161 PR rtl-optimization/35604
13162 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13163 only want to change jump destinations, not eventual label comparisons.
13165 2008-06-16 Jan Hubicka <jh@suse.cz>
13167 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13169 (cgraph_analyze_function): Likewise.
13171 2008-06-16 Jan Hubicka <jh@suse.cz>
13173 * cgraph.h (cgraph_mark_if_needed): New function.
13174 * cgraphunit.c (cgraph_mark_if_needed): New function.
13175 * c-decl.c (duplicate_decl): Use it.
13177 2008-06-16 Jan Hubicka <jh@suse.cz>
13179 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13182 2008-06-16 Jan Hubicka <jh@suse.cz>
13184 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13186 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13187 Kazu Hirata <kazu@codesourcery.com>
13188 Maxim Kuvyrkov <maxim@codesourcery.com
13190 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13191 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13192 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13193 EXTRA_SPEC_FUNCTIONS.
13194 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13195 (DRIVER_SELF_SPECS): Adjust.
13196 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13197 * config/mips/st.h, config/mips/t-st: New.
13198 * config/mips/driver-native.c, config/mips/x-native: New.
13199 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13202 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13204 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13206 (ISA_HAS_FP_CONDMOVE): New macro.
13207 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13208 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13209 (ISA_HAS_NMADD3_NMSUB3): New macro.
13210 * config/mips/mips.c (mips_rtx_costs): Update.
13211 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13212 compiling for ST Loongson 2E/2F.
13213 (madd<mode>): Rename to madd4<mode>. Update.
13214 (madd3<mode>): New pattern.
13215 (msub<mode>): Rename to msub4<mode>. Update.
13216 (msub3<mode>): New pattern.
13217 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13218 (nmadd3<mode>): New pattern.
13219 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13220 (nmadd3<mode>_fastmath): New pattern.
13221 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13222 (nmsub3<mode>): New pattern.
13223 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13224 (nmsub3<mode>_fastmath): New pattern.
13225 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13227 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13229 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13230 (DF_REF_INSN_INFO): New.
13231 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13232 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13233 with a NULL DF_REF_INSN_INFO.
13234 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13236 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13237 DF_INSN_INFO_EQ_USES): New.
13238 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13239 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13240 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13241 * df-core.c: Update comment for above changes.
13242 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13243 DF_INSN_UID_* macros.
13244 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13245 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13246 insn rtx. Update all callers.
13247 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13248 df_ref_create_structure, df_insn_refs_collect): Likewise.
13249 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13250 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13251 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13252 macros to access the insn refs.
13253 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13254 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13255 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13256 for accessing the refs.
13257 (try_fwprop_subst): Likewise.
13258 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13259 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13260 for accessing the refs.
13261 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13262 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13263 to look at the insn refs.
13264 (record_uses): Likewise.
13265 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13267 (mark_artificial_uses): Don't mark_insn for artificial refs.
13268 (mark_reg_rependencies): Likewise.
13270 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13272 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13274 * configure: Regenerate.
13276 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13278 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13279 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13280 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13282 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13284 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13285 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13286 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13288 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13290 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13291 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13292 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13294 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13296 * tree-ssa-sccvn.c: Fix format of comments.
13298 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13300 * cgraph.c: Remove unneeded forward declarations of eq_node()
13303 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13305 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13307 (see_update_relevancy): Likewise.
13308 * fwprop.c (try_fwprop_subst): Likewise.
13309 * rtlanal.c (noop_move_p): Likewise.
13310 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13311 notes to non-existing libcall blocks.
13312 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13314 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13315 (dead_libcall_p): Remove.
13316 (delete_trivially_dead_insns): Don't use it.
13317 * web.c (union_defs): Remove comment about keeping nops.
13318 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13319 (compute_hash_table_work): Don't track libcall notes.
13320 (do_local_cprop): Don't take libcall pointers. Don't update
13322 (adjust_libcall_notes): Deleted.
13323 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13324 ever have existed in the first place).
13325 (replace_store_insn): Don't try to remove libcall notes.
13326 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13327 (resolve_reg_notes): Don't call them.
13328 (resolve_simple_move): Likewise.
13329 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13330 Don't remove REG_RETVAL notes.
13331 * emit-rtl.c (try_split): Don't update libcall notes.
13332 (emit_copy_of_insn_after): Dito.
13333 * cselib.c (cselib_current_insn_in_libcall): Remove.
13334 (cselib_process_insn): Don't set/clear it.
13335 (new_elt_loc_list): Don't record it.
13336 (cselib_init): Don't initialize it.
13337 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13338 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13340 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13341 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13342 (init_deps): Don't initialize it.
13343 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13344 * combine.c (delete_noop_moves): Don't update libcall notes.
13345 (can_combine_p): Remove now pointless #if 0 block.
13346 (try_combine): Remove another obsolete #if 0 block.
13347 (distribute_notes): Don't distribute libcall notes.
13348 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13349 * dce.c (libcall_dead_p): Remove.
13350 (delete_unmarked_insns): Don't handle libcall blocks.
13351 (preserve_libcall_for_dce): Remove.
13352 (prescan_insns_for_dce): Don't special-case libcall block insns.
13353 * reload1 (reload): Don't handle libcall notes.
13354 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13357 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13359 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13360 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13361 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13363 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13365 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13366 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13367 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13369 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13371 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13373 2008-06-16 Ira Rosen <irar@il.ibm.com>
13375 PR tree-optimization/36493
13376 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13377 the arguments list. Use VECTYPE to create vector pointer.
13378 (vectorizable_store): Fail if accesses through a pointer to vectype
13379 do not alias the original memory reference operands.
13380 Call vect_create_data_ref_ptr without the removed argument.
13381 (vectorizable_load): Likewise.
13382 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13385 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13388 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13389 reg_equiv_constant.
13391 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13393 * config/mips/loongson2ef.md: New file.
13394 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13395 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13396 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13397 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13398 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13400 (loongson2ef.md): New include.
13401 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13402 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13403 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13404 (loongson_gt_<mode>, loongson_extract_halfword)
13405 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13406 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13407 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13408 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
13409 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
13410 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
13411 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
13412 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
13413 (vec_interleave_low<mode>): Define type attribute.
13414 * config/mips/mips.c (mips_ls2): New static variable.
13415 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
13416 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
13417 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
13418 Implement target scheduling hooks.
13419 (mips_multipass_dfa_lookahead): Update to handle tuning for
13421 (mips_sched_init): Initialize data for Loongson scheduling.
13422 (mips_ls2_variable_issue): New static function.
13423 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
13425 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
13426 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
13427 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
13428 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
13429 Handle ST Loongson 2E/2F cores.
13430 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
13432 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13434 * omp-low.c (extract_omp_for_data): Fix comment typo.
13437 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13439 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
13440 FIXME note about gcc/config.guess.
13441 * doc/options.texi (Option file format): Remove non-ASCII bytes.
13442 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
13443 * doc/cppopts.texi: Likewise.
13444 * doc/extend.texi: Likewise.
13445 * doc/gcc.texi: Likewise.
13446 * doc/gccint.texi: Likewise.
13447 * doc/gcov.texi: Likewise.
13448 * doc/gty.texi: Likewise.
13449 * doc/hostconfig.texi: Likewise.
13450 * doc/install.texi: Likewise.
13451 * doc/invoke.texi: Likewise.
13452 * doc/loop.texi: Likewise.
13453 * doc/makefile.texi: Likewise.
13454 * doc/md.texi: Likewise.
13455 * doc/passes.texi: Likewise.
13456 * doc/tm.texi: Likewise.
13457 * doc/tree-ssa.texi: Likewise.
13458 * doc/trouble.texi: Likewise.
13460 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
13461 Nathan Sidwell <nathan@codesourcery.com>
13462 Maxim Kuvyrkov <maxim@codesourcery.com>
13463 Richard Sandiford <rdsandiford@googlemail.com>
13465 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
13466 * config/mips/mips-protos.h (mips_expand_vector_init): New.
13467 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
13469 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
13470 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
13471 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
13473 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
13474 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
13475 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
13476 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
13477 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
13478 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
13479 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
13480 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
13481 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
13482 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
13483 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
13484 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
13485 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
13486 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
13487 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
13488 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
13489 (mips_builtins): Add Loongson builtins.
13490 (mips_loongson_2ef_bdesc): New.
13491 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
13492 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
13493 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
13494 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
13496 (mips_expand_vector_init): New.
13497 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
13498 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
13500 * config/mips/mips.md: Add unspec numbers for Loongson
13501 builtins. Include loongson.md.
13502 (MOVE64): Include Loongson vector modes.
13503 (SPLITF): Include Loongson vector modes.
13504 (HALFMODE): Handle Loongson vector modes.
13505 * config/mips/loongson.md: New.
13506 * config/mips/loongson.h: New.
13507 * config.gcc: Add loongson.h header for mips*-*-* targets.
13508 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
13510 2008-06-14 Joseph Myers <joseph@codesourcery.com>
13512 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
13513 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
13514 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
13515 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
13516 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
13517 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
13518 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
13519 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
13520 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
13521 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
13522 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
13523 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
13524 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
13525 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
13526 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
13527 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
13528 Remove use_fixproto=yes.
13529 (ia64*-*-hpux*): Remove comment about using fixproto.
13530 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
13532 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13534 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
13536 * configure: Regenerate.
13538 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
13540 PR middle-end/36520
13541 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
13542 before evaluating it.
13544 2008-06-13 Jakub Jelinek <jakub@redhat.com>
13547 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
13548 nested inline functions.
13549 (start_decl, start_function): Don't invert DECL_EXTERNAL
13550 for nested inline functions.
13552 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13554 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
13555 splits that must be made for correctness.
13557 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13559 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
13560 (AVAIL_NON_MIPS16): Likewise.
13561 (mips_builtin_description): Replace target_flags with a predicate.
13562 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
13563 (dspr2_32): New availability predicates.
13564 (MIPS_BUILTIN): New macro.
13565 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
13566 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
13567 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
13568 Replace the TARGET_FLAGS parameters with AVAIL parameters.
13569 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
13570 (mips_dsp_32only_bdesc): Merge into...
13571 (mips_builtins): ...this new array.
13572 (mips_bdesc_map, mips_bdesc_arrays): Delete.
13573 (mips_init_builtins): Update after above changes.
13574 (mips_expand_builtin_1): Merge into...
13575 (mips_expand_builtin): ...here and update after above changes.
13577 2008-06-12 Paul Brook <paul@codesourcery.com>
13579 * longlong.h (__arm__): Define count_leading_zeros.
13580 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
13581 (clzsi2, clzdi2): New functions.
13582 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
13583 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
13584 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
13585 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
13586 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
13587 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
13588 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
13589 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
13590 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
13591 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
13593 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
13595 * config/m68k/m68k.c (m68k_tune_flags): New.
13596 (override_options): Compute m68k_tune_flags.
13597 (MULL_COST, MULW_COST): Update for various variants of CFV2.
13598 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
13600 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13602 PR middle-end/36506
13603 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
13605 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13607 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
13608 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
13610 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13612 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
13613 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
13615 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13617 PR middle-end/36506
13618 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
13621 2008-06-12 Richard Guenther <rguenther@suse.de>
13623 PR tree-optimization/36345
13624 * tree-flow.h (struct ptr_info_def): Align escape_mask,
13625 add memory_tag_needed flag.
13626 (may_alias_p): Declare.
13627 * tree-ssa-alias.c (may_alias_p): Export.
13628 (set_initial_properties): Use memory_tag_needed flag.
13629 (update_reference_counts): Likewise.
13630 (reset_alias_info): Reset memory_tag_needed flag.
13631 (create_name_tags): Check memory_tag_needed flag.
13632 (dump_points_to_info_for): Dump it.
13633 * tree-ssa-structalias.c (struct variable_info): Remove
13634 directly_dereferenced flag.
13635 (new_var_info): Do not initialize it.
13636 (process_constraint_1): Do not set it.
13637 (update_alias_info): Set is_dereferenced flag.
13638 (set_uids_in_ptset): Use may_alias_p.
13639 (set_used_smts): Check memory_tag_needed flag.
13640 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
13641 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
13642 memory_tag_needed flag.
13643 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
13644 from broken design.
13646 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
13648 * config/i386/i386.c (ix86_compute_frame_layout): Disable
13649 red zone for w64 abi.
13650 (ix86_expand_prologue): Likewise.
13651 (ix86_force_to_memory): Likewise.
13652 (ix86_free_from_memory): Likewise.
13654 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
13657 * config/rs6000/rs6000.c (rs6000_override_options): Set
13658 rs6000_isel conditionally to the absence of comand line override.
13659 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13660 Remove duplicate rs6000_isel setting.
13661 * config/rs6000/eabispe.h: Ditto.
13663 2008-06-11 Richard Guenther <rguenther@suse.de>
13665 * alias.c (get_alias_set): Use the element alias-set for arrays.
13666 (record_component_aliases): For arrays and vectors do nothing.
13667 * c-common.c (strict_aliasing_warning): Handle the cases
13668 of alias set zero explicitly.
13669 * Makefile.in (dfp.o-warn): Add -Wno-error.
13671 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13673 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
13675 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
13676 tune_32 tune_64 to supported_defaults. Allow values not
13677 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
13678 x86_64. Do not override cpu_32 or cpu_64 values from target name.
13679 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
13680 with_cpu_64 to generic for 64-bit-supporting configurations, not
13681 with_cpu. Remove FIXMEs.
13682 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
13683 --with-arch-64, --with-tune-32, --with-tune-64): Document.
13684 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
13685 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
13686 arch_32 and arch_64.
13688 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
13689 Olivier Hainque <hainque@adacore.com>
13691 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
13692 Use DECL_SIZE_UNIT to retrieve the size of the field.
13694 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13696 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
13697 with function calls after declarations. Lay out
13698 neon_float_type_node before further use.
13700 2008-06-11 Richard Guenther <rguenther@suse.de>
13702 * tree-flow.h (may_point_to_global_var): Declare.
13703 * tree-ssa-alias.c (may_point_to_global_var): New function.
13704 * tree-ssa-sink.c (is_hidden_global_store): Use it.
13706 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
13708 * configure.ac: Teach that fido supports .debug_line.
13709 * configure: Regenerate.
13711 2008-06-10 Tom Tromey <tromey@redhat.com>
13713 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
13716 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13718 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
13719 (encode_decimal64, decode_decimal64, encode_decimal128,
13720 decode_decimal128): Reverse order of 32-bit parts of value if host
13721 and target endianness differ.
13723 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
13725 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
13726 Avoid division by 0.
13727 (tree_mod_pow2_value_transform): Likewise.
13728 (tree_ic_transform): Likewise.
13729 (tree_stringops_transform): Likewise.
13730 (tree_mod_subtract_transform): Likewise.
13731 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
13732 (copy_edges_for_bb): Likewise.
13733 (initialize_cfun): Likewise.
13735 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13737 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
13738 nonmemory_operand. Add "N" operand constraint.
13740 (*jcc_btdi_mask_rex64): New instruction and split pattern.
13741 (*jcc_btsi_mask): Ditto.
13742 (*jcc_btsi_mask_1): Ditto.
13744 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13746 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
13747 TYPE_CANONICAL for copied element type.
13749 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13752 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
13753 Add m_CORE2 and m_GENERIC.
13754 * config/i386/predicates.md (bt_comparison_operator): New predicate.
13755 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
13757 (*jcc_btdi_rex64): New instruction and split pattern.
13758 (*jcc_btsi): Ditto.
13759 (*jcc_btsi_1): Ditto.
13760 (*btsq): Fix Intel asm dialect operand order.
13764 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
13766 PR middle-end/36447
13767 * simplify-rtx.c (simplify_subreg): Add check for shift count
13770 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
13772 * doc/md.texi: Synchronize with later constraints.md change.
13773 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
13774 with a C implementation.
13775 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
13777 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
13778 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
13779 when moving to and from MD_REGNUM.
13780 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
13781 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
13782 Handle byte and halfword moves.
13783 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
13785 * config/mips/constraints.md (h): Turn into NO_REGS.
13786 (l, x): Update documentation.
13787 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
13788 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
13789 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
13790 (HILO): New mode iterator.
13792 (any_div): New code iterator.
13793 (u): Extend code attribute to div and udiv.
13794 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
13795 d_operand in the splitters. Remove redundant CONST_INT checks.
13796 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
13797 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
13798 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
13799 accordingly, using normal moves instead of unspecs to move LO into
13800 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
13801 (<u>mulsidi3): Handle expansion in C code.
13802 (<u>mulsidi3_32bit_internal): Rename to...
13803 (<u>mulsidi3_32bit): ...this.
13804 (<u>mulsidi3_32bit_r4000): Fix insn separator.
13805 (*<u>mulsidi3_64bit): Rename to...
13806 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
13807 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
13808 to set LO and HI to the multiplication result. Use a normal move
13809 for MFLO and an unspec for MFHI.
13810 (*<u>mulsidi3_64bit_parts): Replace with...
13811 (<u>mulsidi3_64bit_hilo): ...this new instruction.
13812 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
13813 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
13814 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
13815 instead of HI. Split the instruction into a separate multiplication
13816 and MFHI if !TARGET_FIX_R4000.
13817 (<su>muldi3_highpart): Likewise.
13818 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
13819 and the "=h" clobber.
13820 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
13821 (<u>mulditi3): New expander.
13822 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
13823 (madsi): Remove "=h" clobber.
13824 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
13825 Force the modulus result to be a GPR and split the instruction into
13826 a division followed by an MFHI after reload.
13827 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
13828 (*lea_high64): Use d_operand in the define_peephole2. Likewise
13829 the MIPS16 HIGH define_split.
13830 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
13831 of acc<->gpr moves to "multi".
13832 (*movdi_64bit): Replace the single "x" alternative with
13833 alternatives for moving into and out of "a".
13834 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
13835 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
13836 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
13837 Use d_operand in the splitters. Remove redundant CONST_INT checks.
13838 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
13839 (movti): New expander.
13840 (*movti, *movti_mips16): New insns.
13841 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
13842 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
13843 (mthi<GPR:mode>_<HILO:mode>): Likewise.
13844 * config/mips/predicates.md (fpr_operand): Delete.
13845 (d_operand): New predicate.
13847 2008-06-09 Michael Meissner <michael.meissner@amd.com>
13849 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
13850 failure on some Bourne shells.
13851 (x86_64-*-*): Ditto.
13853 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
13855 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
13857 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13859 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
13860 (sparc-sun-solaris2*): Likewise.
13862 2008-06-09 Arnaud Charlet <charlet@adacore.com
13864 * doc/install.texi: Update requirements to build the Ada compiler.
13866 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
13868 * df-scan.c (struct df_scan_problem_data): Remove the
13869 mw_link_pool alloc pool.
13870 (df_scan_free_internal): Don't free it.
13871 (df_scan_alloc): Don't allocate it.
13872 * df.h (struct df_link): Update comment.
13874 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
13876 * except.h: Correct checks for when SJLJ exceptions must be used.
13878 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13880 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
13883 2008-06-08 Joseph Myers <joseph@codesourcery.com>
13885 PR tree-optimization/36218
13886 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
13887 configure for the build system.
13888 (BUILD_LDFLAGS): Define.
13889 * configure: Regenerate.
13890 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
13892 2008-07-08 Anatoly Sokolov <aesok@post.ru>
13895 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
13896 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
13897 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
13899 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
13901 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
13903 2008-06-07 Joseph Myers <joseph@codesourcery.com>
13905 * config.gcc (Obsolete configurations): Remove list of
13907 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
13908 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
13909 targets matched by those patterns.
13910 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
13911 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
13912 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
13913 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
13914 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13915 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
13916 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
13917 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
13918 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
13919 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
13920 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
13921 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
13922 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
13923 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
13924 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
13925 Make code for Solaris 7 and greater unconditional for Solaris.
13926 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
13927 Remove --with-* handling.
13928 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
13929 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
13930 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
13931 LINK_OS_WINDISS_SPEC): Remove.
13932 * config/rs6000/sysv4.opt (mwindiss): Remove.
13933 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
13934 * configure: Regenerate.
13935 * doc/cpp.texi: Don't mention BeOS.
13936 * doc/extend.texi (interrupt): Don't mention MS1.
13937 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
13938 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
13939 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
13940 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
13941 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
13943 * doc/invoke.texi (MT Options): Remove.
13944 (-mwindiss): Remove.
13945 (CRIS Options): Remove cris-axis-aout references.
13946 (HPPA Options): Don't mention hppa1.1-*-pro.
13947 * doc/md.texi: (MorphoTech family): Remove.
13948 * libgcc2.c: Don't handle UWIN.
13949 * config/alpha/t-unicosmk: Remove.
13950 * config/alpha/unicosmk.h: Remove.
13951 * config/arm/kaos-arm.h: Remove.
13952 * config/arm/kaos-strongarm.h: Remove.
13953 * config/arm/strongarm-coff.h: Remove.
13954 * config/arm/strongarm-elf.h: Remove.
13955 * config/arm/strongarm-pe.h: Remove.
13956 * config/arm/t-strongarm-pe: Remove.
13957 * config/arm/t-xscale-coff: Remove.
13958 * config/arm/t-xscale-elf: Remove.
13959 * config/arm/xscale-coff.h: Remove.
13960 * config/arm/xscale-elf.h: Remove.
13961 * config/chorus.h: Remove.
13962 * config/cris/aout.h: Remove.
13963 * config/cris/aout.opt: Remove.
13964 * config/cris/t-aout: Remove.
13965 * config/i386/beos-elf.h: Remove.
13966 * config/i386/kaos-i386.h: Remove.
13967 * config/i386/ptx4-i.h: Remove.
13968 * config/i386/sco5.h: Remove.
13969 * config/i386/sco5.opt: Remove.
13970 * config/i386/sysv4-cpp.h: Remove.
13971 * config/i386/sysv5.h: Remove.
13972 * config/i386/t-beos: Remove.
13973 * config/i386/t-sco5: Remove.
13974 * config/i386/t-uwin: Remove.
13975 * config/i386/uwin.asm: Remove.
13976 * config/i386/uwin.h: Remove.
13977 * config/kaos.h: Remove.
13978 * config/mips/windiss.h: Remove.
13979 * config/mt: Remove directory.
13980 * config/pa/pa-osf.h: Remove.
13981 * config/pa/pa-pro-end.h: Remove.
13982 * config/pa/t-pro: Remove.
13983 * config/ptx4.h: Remove.
13984 * config/rs6000/beos.h: Remove.
13985 * config/rs6000/kaos-ppc.h: Remove.
13986 * config/rs6000/t-beos: Remove.
13987 * config/rs6000/windiss.h: Remove.
13988 * config/sh/kaos-sh.h: Remove.
13989 * config/sol2-6.h: Remove.
13990 * config/sparc/sol26-sld.h: Remove.
13991 * config/sparc/sysv4-only.h: Remove.
13992 * config/vax/bsd.h: Remove.
13993 * config/vax/t-memfuncs: Remove.
13994 * config/vax/ultrix.h: Remove.
13995 * config/vax/vaxv.h: Remove.
13996 * config/windiss.h: Remove.
13998 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14000 PR rtl-optimization/36438
14001 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14002 for vector shifts with constant scalar shift operands.
14004 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14006 * doc/invoke.texi: Document -march=xlr.
14007 * config/mips/xlr.md: New file.
14008 * config/mips/mips.md: Include it.
14010 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14011 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14012 (mips_rtx_cost_data): Likewise.
14014 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14016 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14017 PRE_INC and PRE_DEC cases.
14019 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14021 PR rtl-optimization/36419
14022 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14023 the emitting jump insn.
14026 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14027 is not bool, boolify the whole *expr_p and convert to the desired type.
14029 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14031 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14032 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14033 Add omp_private_outer_ref hook, add another argument to
14034 omp_clause_default_ctor hook.
14035 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14036 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14037 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14038 hook_tree_tree_tree_tree_null.
14039 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14040 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14041 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14042 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14043 * tree.def (OMP_TASK): New tree code.
14044 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14045 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14046 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14047 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14048 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14049 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14050 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14051 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14052 (OMP_DIRECTIVE_P): Add OMP_TASK.
14053 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14054 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14055 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14056 and OMP_CLAUSE_UNTIED entries.
14057 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14059 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14060 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14061 * tree-pretty-print.c (dump_omp_clause): Handle
14062 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14063 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14064 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14065 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14066 warning about unsigned iterators. Change decl/init/cond/incr
14067 arguments to TREE_VECs, check arguments for all collapsed loops.
14068 (c_finish_omp_taskwait): New function.
14069 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14071 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14072 default_function_array_conversion on init. Add par_clauses argument.
14073 If decl is present in parallel's lastprivate clause, change it to
14074 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14075 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14076 collapse count in clauses.
14077 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14078 c_parser_omp_for_loop callers.
14079 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14080 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14081 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14082 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14084 (c_parser_omp_clause_schedule): Handle schedule(auto).
14085 Include correct location in the error message.
14086 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14087 and PRAGMA_OMP_CLAUSE_UNTIED.
14088 (OMP_TASK_CLAUSE_MASK): Define.
14089 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14090 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14091 * tree-nested.c (convert_nonlocal_omp_clauses,
14092 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14093 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14094 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14095 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14097 (conver_nonlocal_reference, convert_local_reference,
14098 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14099 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14100 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14101 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14102 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14103 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14104 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14105 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14106 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14108 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14109 * c-common.h (c_finish_omp_taskwait): New prototype.
14110 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14111 * tree-parloops.c (create_parallel_loop): Create 1 entry
14112 vectors for OMP_FOR_{INIT,COND,INCR}.
14113 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14114 (make_edges): Handle OMP_TASK.
14115 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14116 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14117 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14118 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14119 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14120 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14121 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14122 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14123 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14124 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14125 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14126 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14127 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14128 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14129 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14130 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14131 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14132 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14133 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14134 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14135 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14136 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14137 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14138 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14139 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14140 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14141 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14142 original iterator is present in lastprivate clause or if
14143 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14144 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14145 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14146 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14147 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14148 if it is set, lookup var in outer contexts too. Handle
14149 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14150 to be implicitly determined firstprivate for task regions.
14151 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14152 if it is set, lookup var in outer contexts too. Set
14153 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14154 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14155 OMP_CLAUSE_UNTIED. Take region_type as last argument
14156 instead of in_parallel and in_combined_parallel.
14157 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14159 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14160 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14161 (new_omp_context): Set default_kind to
14162 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14163 (omp_region_type): New enum.
14164 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14165 fields, add region_type.
14166 (new_omp_context): Take region_type as argument instead of is_parallel
14167 and is_combined_parallel.
14168 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14169 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14170 ctx->is_combined_parallel checks.
14171 (gimplify_omp_task): New function.
14172 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14174 * omp-low.c (extract_omp_for_data): Use schedule(static)
14175 for schedule(auto). Handle pointer and unsigned iterators.
14176 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14177 Add loops argument. Extract data for collapsed OMP_FOR loops.
14178 (expand_parallel_call): Assert sched_kind isn't auto,
14179 map runtime schedule to index 3.
14180 (struct omp_for_data_loop): New type.
14181 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14182 Add loop, loops, collapse and iter_type fields.
14183 (workshare_safe_to_combine_p): Disallow combined for if
14184 iter_type is unsigned long long. Don't combine collapse > 1 loops
14185 unless all bounds and steps are constant. Adjust extract_omp_for_data
14187 (expand_omp_for_generic): Handle pointer, unsigned and long long
14188 iterators. Handle collapsed OMP_FOR loops. Adjust
14189 for struct omp_for_data changes. If libgomp function doesn't return
14190 boolean_type_node, add comparison of the return value with 0.
14191 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14192 pointer, unsigned and long long iterators. Adjust for struct
14193 omp_for_data changes.
14194 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14195 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14196 unsigned long long. Allocate loops array, pass it to
14197 extract_omp_for_data. For collapse > 1 loops use always
14198 expand_omp_for_generic.
14199 (omp_context): Add sfield_map and srecord_type fields.
14200 (is_task_ctx, lookup_sfield): New functions.
14201 (use_pointer_for_field): Use is_task_ctx helper. Change first
14202 argument's type from const_tree to tree. Clarify comment.
14203 In OMP_TASK disallow copy-in/out sharing.
14204 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14205 (install_var_field): Add mask argument. Populate both record_type
14206 and srecord_type if needed.
14207 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14209 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14210 and DECL_FIELD_OFFSET.
14211 (scan_sharing_clauses): Adjust install_var_field callers. For
14212 firstprivate clauses on explicit tasks allocate the var by value in
14213 record_type unconditionally, rather than by reference.
14214 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14215 Use is_taskreg_ctx instead of is_parallel_ctx.
14216 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14217 (create_omp_child_function_name): Add task_copy argument, use
14218 *_omp_cpyfn* names if it is true.
14219 (create_omp_child_function): Add task_copy argument, if true create
14220 *_omp_cpyfn* helper function.
14221 (scan_omp_parallel): Adjust create_omp_child_function callers.
14222 Rename parallel_nesting_level to taskreg_nesting_level.
14223 (scan_omp_task): New function.
14224 (lower_rec_input_clauses): Don't run constructors for firstprivate
14225 explicit task vars which are initialized by *_omp_cpyfn*.
14226 Pass outer var ref to omp_clause_default_ctor hook if
14227 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14228 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14229 OMP_CLAUSE_REDUCTION_INIT.
14230 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14231 avoid duplicate setting of fields. Handle
14232 OMP_CLAUSE_PRIVATE_OUTER_REF.
14233 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14234 copy-out if TREE_READONLY, only copy-in.
14235 (expand_task_copyfn): New function.
14236 (expand_task_call): New function.
14237 (struct omp_taskcopy_context): New type.
14238 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14240 (lower_omp_parallel): Rename to...
14241 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14242 Call create_task_copyfn if srecord_type is needed. Adjust
14244 (task_shared_vars): New variable.
14245 (check_omp_nesting_restrictions): Warn if work-sharing,
14246 barrier, master or ordered region is closely nested inside OMP_TASK.
14247 Add warnings for barrier if closely nested inside of work-sharing,
14248 ordered, or master region.
14249 (scan_omp_1): Call check_omp_nesting_restrictions even for
14250 GOMP_barrier calls. Rename parallel_nesting_level to
14251 taskreg_nesting_level. Handle OMP_TASK.
14252 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14253 work-sharing construct, continue looking for them on parent parallel
14255 (lower_omp_for_lastprivate): Add lastprivate clauses
14256 to the beginning of dlist rather than end. Adjust for struct
14257 omp_for_data changes.
14258 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14259 not after it. Handle collapsed OMP_FOR loops, adjust for
14260 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14261 (get_ws_args_for): Adjust extract_omp_for_data caller.
14262 (scan_omp_for): Handle collapsed OMP_FOR
14263 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14264 (lower_omp_single_simple): If libgomp function doesn't return
14265 boolean_type_node, add comparison of the return value with 0.
14266 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14267 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14268 (parallel_nesting_level): Rename to...
14269 (taskreg_nesting_level): ... this.
14270 (is_taskreg_ctx): New function.
14271 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14272 of is_parallel_ctx.
14273 (execute_lower_omp): Rename parallel_nesting_level to
14274 taskreg_nesting_level.
14275 (expand_omp_parallel): Rename to...
14276 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14277 Call omp_task_call for OMP_TASK regions.
14278 (expand_omp): Adjust caller, handle OMP_TASK.
14279 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14281 * bitmap.c (bitmap_default_obstack_depth): New variable.
14282 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14283 if argument is NULL and bitmap_default_obstack is already initialized.
14284 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14286 * matrix-reorg.c (matrix_reorg): Likewise.
14288 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14290 * config/i386/i386.md (*indirect_jump): Macroize using P
14291 mode iterator. Remove !TARGET_64BIT from insn constraints.
14292 (*tablejump_1): Ditto.
14293 (*indirect_jump_rex64): Remove insn pattern.
14294 (*tablejump_1_rex64): Ditto.
14295 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14296 and eh_return_si insn patterns.
14298 2008-06-06 Richard Guenther <rguenther@suse.de>
14300 * tree-ssa-structalias.c (merge_smts_into): Remove.
14301 (find_what_p_points_to): Do not bother to compute the
14302 points-to set for pt_anything pointers.
14303 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14304 for pt_anything pointers is ok.
14306 2008-06-06 Jan Hubicka <jh@suse.cz>
14308 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14310 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14312 * cgraph.c: Fix typos in comments.
14313 (cgraph_availability_names): Fix string typo.
14314 * fold-const.c: Fix typos in comments.
14315 (fold_binary): Fix typo in warning.
14316 * genautomata.c: Fix typos in comments.
14317 (check_presence_pattern_sets): Fix typo in local variable.
14318 (output_description): Fix typo in output.
14319 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14320 * hwint.h: Likewise.
14321 * matrix-reorg.c (check_allocation_function): Likewise.
14322 * omega.c (smooth_weird_equations): Likewise.
14323 * auto-inc-dec.c: Fix typos in comments.
14324 * bb-reorder.c: Likewise.
14325 * builtins.c: Likewise.
14326 * c-common.c: Likewise.
14327 * c-cppbuiltin.c: Likewise.
14328 * c-parser.c: Likewise.
14329 * c-pretty-print.c: Likewise.
14330 * cfgcleanup.c: Likewise.
14331 * cfgexpand.c: Likewise.
14332 * cfghooks.c: Likewise.
14333 * cfglayout.c: Likewise.
14334 * cfgloopmanip.c: Likewise.
14335 * cgraphunit.c: Likewise.
14336 * coverage.c: Likewise.
14337 * dbxout.c: Likewise.
14338 * df-byte-scan.c: Likewise.
14339 * df-core.c: Likewise.
14340 * df-problems.c: Likewise.
14341 * df-scan.c: Likewise.
14343 * dominance.c: Likewise.
14344 * domwalk.c: Likewise.
14346 * dwarf2out.c: Likewise.
14347 * emit-rtl.c: Likewise.
14348 * et-forest.c: Likewise.
14349 * function.c: Likewise.
14350 * function.h: Likewise.
14352 * gcov-io.c: Likewise.
14353 * gcov.c: Likewise.
14354 * gcse.c: Likewise.
14355 * genattrtab.c: Likewise.
14356 * ggc-page.c: Likewise.
14357 * gimplify.c: Likewise.
14358 * gthr-lynx.h: Likewise.
14359 * haifa-sched.c: Likewise.
14360 * ipa-cp.c: Likewise.
14361 * ipa-inline.c: Likewise.
14362 * ipa-prop.h: Likewise.
14363 * ipa-pure-const.c: Likewise.
14364 * ipa-struct-reorg.c: Likewise.
14365 * ipa-struct-reorg.h: Likewise.
14366 * ipa-type-escape.c: Likewise.
14368 * loop-doloop.c: Likewise.
14369 * mips-tfile.c: Likewise.
14370 * mkmap-flat.awk: Likewise.
14371 * mkmap-symver.awk: Likewise.
14372 * modulo-sched.c: Likewise.
14373 * omp-low.c: Likewise.
14374 * optabs.c: Likewise.
14375 * optabs.h: Likewise.
14376 * opts.c: Likewise.
14377 * passes.c: Likewise.
14378 * postreload-gcse.c: Likewise.
14379 * postreload.c: Likewise.
14380 * predict.c: Likewise.
14381 * pretty-print.h: Likewise.
14382 * profile.c: Likewise.
14383 * protoize.c: Likewise.
14384 * ra-conflict.c: Likewise.
14385 * real.c: Likewise.
14386 * recog.c: Likewise.
14387 * regclass.c: Likewise.
14388 * regs.h: Likewise.
14389 * reload.c: Likewise.
14390 * rtl-error.c: Likewise.
14391 * rtlanal.c: Likewise.
14392 * scan.h: Likewise.
14393 * sched-rgn.c: Likewise.
14395 * stmt.c: Likewise.
14396 * target.h: Likewise.
14397 * tree-dfa.c: Likewise.
14398 * tree-eh.c: Likewise.
14399 * tree-flow-inline.h: Likewise.
14400 * tree-inline.c: Likewise.
14401 * tree-into-ssa.c: Likewise.
14402 * tree-loop-distribution.c: Likewise.
14403 * tree-nested.c: Likewise.
14404 * tree-parloops.c: Likewise.
14405 * tree-pass.h: Likewise.
14406 * tree-pretty-print.c: Likewise.
14407 * tree-profile.c: Likewise.
14408 * tree-scalar-evolution.c: Likewise.
14409 * tree-sra.c: Likewise.
14410 * tree-ssa-alias-warnings.c: Likewise.
14411 * tree-ssa-ccp.c: Likewise.
14412 * tree-ssa-coalesce.c: Likewise.
14413 * tree-ssa-dom.c: Likewise.
14414 * tree-ssa-dse.c: Likewise.
14415 * tree-ssa-forwprop.c: Likewise.
14416 * tree-ssa-live.c: Likewise.
14417 * tree-ssa-live.h: Likewise.
14418 * tree-ssa-loop-im.c: Likewise.
14419 * tree-ssa-loop-ivopts.c: Likewise.
14420 * tree-ssa-loop-niter.c: Likewise.
14421 * tree-ssa-loop-prefetch.c: Likewise.
14422 * tree-ssa-phiopt.c: Likewise.
14423 * tree-ssa-phiprop.c: Likewise.
14424 * tree-ssa-sccvn.c: Likewise.
14425 * tree-ssa-ter.c: Likewise.
14426 * tree-ssa-threadupdate.c: Likewise.
14427 * tree-ssa.c: Likewise.
14428 * tree-vect-analyze.c: Likewise.
14429 * tree-vect-transform.c: Likewise.
14430 * tree-vectorizer.c: Likewise.
14431 * tree-vn.c: Likewise.
14432 * tree-vrp.c: Likewise.
14433 * tree.c: Likewise.
14434 * tree.def: Likewise.
14435 * tree.h: Likewise.
14436 * unwind-dw2-fde.c: Likewise.
14437 * unwind.inc: Likewise.
14438 * value-prof.c: Likewise.
14439 * vmsdbgout.c: Likewise.
14441 2008-06-05 David Edelsohn <edelsohn@gnu.org>
14443 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
14444 always place FP constants in the TOC for TARGET_POWERPC64.
14445 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
14447 2008-06-05 Joseph Myers <joseph@codesourcery.com>
14449 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
14450 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
14451 enable for TARGET_E500_DOUBLE.
14452 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
14453 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
14454 floating-point modes like integer modes for E500 double.
14455 (rs6000_legitimate_offset_address_p): Likewise.
14456 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
14457 addressing for DDmode for E500 double.
14458 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
14459 modes as using 64-bits of registers for E500 double.
14460 (spe_build_register_parallel): Do not handle DDmode or TDmode.
14461 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
14462 specially for E500 double.
14463 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
14464 TDmode for E500 double.
14465 (rs6000_gimplify_va_arg): Only handle SDmode in registers
14466 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
14467 (rs6000_split_multireg_move): Do not handle TDmode specially for
14469 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
14470 using 64-bit registers for E500 double.
14471 (emit_frame_save): Do not handle DDmode specially for E500 double.
14472 (gen_frame_mem_offset): Likewise.
14473 (rs6000_function_value): Do not call spe_build_register_parallel
14474 for DDmode or TDmode.
14475 (rs6000_libcall_value): Likewise.
14476 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
14477 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
14480 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
14482 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
14485 2008-06-04 Junjie Gu <jgu@tensilica.com>
14487 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
14488 comparison for frame pointers.
14490 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14493 * config/avr/avr.h (PUSH_ROUNDING): Remove.
14495 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14498 * builtins.c (expand_builtin_signbit): Don't take lowpart when
14499 register is already smaller or equal to required mode.
14501 2008-06-04 Xinliang David Li <davidxl@google.com>
14503 * tree-call-cdce.c: New file.
14504 (cond_dead_built_in_calls): New static variable.
14505 (input_domain): New struct.
14506 (check_pow): New function.
14507 (check_builtin_call): Ditto.
14508 (check_target_format): Ditto.
14509 (is_call_dce_candidate): Ditto.
14510 (gen_one_condition): Ditto.
14511 (gen_conditions_for_domain): Ditto.
14512 (get_domain): Ditto.
14513 (gen_conditions_for_pow_cst_base): Ditto.
14514 (gen_conditions_for_pow_int_base): Ditto.
14515 (gen_conditions_for_pow): Ditto.
14516 (get_no_error_domain): Ditto.
14517 (gen_shrink_wrap_conditions): Ditto.
14518 (shrink_wrap_one_built_in_call): Ditto.
14519 (shink_wrap_conditional_dead_built_in_calls): Ditto.
14520 (tree_call_cdce): Ditto.
14521 (gate_call_cdce): Ditto.
14522 (pass_call_cdce): New gimple pass.
14523 * passes.c: (init_optimization_passes): New pass.
14524 * tree-pass.h: New pass declaration.
14525 * opts.c (decode_options): New flag setting.
14526 * common.opt: Add -ftree-builtin-call-dce flag.
14527 * Makefile.in: Add new source file.
14528 * tempvar.def: New tv_id.
14529 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
14531 2008-06-04 Richard Guenther <rguenther@suse.de>
14533 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
14534 (is_call_clobbered): Always check var_ann->call_clobbered.
14535 (mark_call_clobbered): Always set var_ann->call_clobbered.
14536 (clear_call_clobbered): Always clear var_ann->call_clobbered.
14537 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
14538 (reset_alias_info): Clear call clobbering info on MTAGs and
14540 (set_pt_anything): Set pt_global_mem.
14541 (create_tag_raw): Adjust comment.
14542 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
14544 2008-06-04 Joseph Myers <joseph@codesourcery.com>
14545 Maxim Kuvyrkov <maxim@codesourcery.com>
14547 * config/m68k/m68k.opt (mxgot): New option.
14548 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
14549 (m68k_output_addr_const_extra): New.
14550 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
14551 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
14552 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
14553 * doc/invoke.texi (M680x0 Options): Document -mxgot.
14555 2008-06-04 Richard Guenther <rguenther@suse.de>
14557 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
14558 negative or non-representable offsets.
14560 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
14562 * config/i386/i386.c (ix86_gen_leave): New.
14563 (ix86_gen_pop1): Likewise.
14564 (ix86_gen_add3): Likewise.
14565 (ix86_gen_sub3): Likewise.
14566 (ix86_gen_sub3_carry): Likewise.
14567 (ix86_gen_one_cmpl2): Likewise.
14568 (ix86_gen_monitor): Likewise.
14569 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
14570 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
14571 ix86_gen_one_cmpl2 and ix86_gen_monitor.
14572 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
14573 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
14574 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
14575 (ix86_expand_epilogue): Updated.
14576 (print_operand): Handle integer register operand for 'z'.
14577 (ix86_expand_strlensi_unroll_1): Likewise.
14578 (ix86_expand_strlen): Likewise.
14579 (ix86_expand_builtin): Likewise.
14580 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
14581 mov{q}/mov{l} and add{q}/add{l}.
14583 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14585 * config/i386/i386.md (P): New mode iterator.
14586 (SFmode push_operand splitter): Macroize DImode and SImode pushes
14587 using P mode iterator.
14588 (DFmode push_operand splitter): Ditto.
14589 (XFmode push_operand splitter): Ditto.
14590 (DFmode float_extend SFmode push_operand splitter): Ditto.
14591 (XFmode float_extend SFmode push_operand splitter): Do not generate
14592 SImode pushes for 64bit target. Macroize Dimode and SImode
14593 pushes using P mode iterator.
14594 (XFmode float_extend DFmode push_operand splitter): Ditto.
14596 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14598 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
14599 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
14600 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
14601 return type to int.
14602 (ix86_call_abi_override): Remove check for call_used_regs.
14604 2008-06-03 Richard Guenther <rguenther@suse.de>
14606 * tree-ssa-structalias.c (find_func_aliases): Add constraints
14607 for the lhs of calls if the return type contains pointers.
14609 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14611 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
14612 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
14613 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
14614 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
14615 of cfun and DEFAULT_ABI to deceide abi mode.
14616 (DEFAULT_ABI): New.
14617 (REG_PARM_STACK_SPACE): Removed.
14618 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
14619 (STACK_BOUNDARY): Use default target to deceide stack boundary.
14620 * config/i386/i386-protos.h (ix86_cfun_abi): New.
14621 (ix86_function_abi): Likewise.
14622 (ix86_function_type_abi): Likewise.
14623 (ix86_call_abi_override): Likewise.
14624 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
14625 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
14626 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
14627 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
14629 (X86_64_REGPARM_MAX): New.
14630 (X86_64_SSE_REGPARM_MAX): New.
14631 (X64_REGPARM_MAX): New.
14632 (X64_SSE_REGPARM_MAX): New.
14633 (X86_32_REGPARM_MAX): New.
14634 (X86_32_SSE_REGPARM_MAX): New.
14635 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
14636 (ix86_function_regparm): Handle user calling abi.
14637 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
14638 by DEFAULT_ABI versus SYSV_ABI check.
14639 (ix86_reg_parm_stack_space): New.
14640 (ix86_function_type_abi): New.
14641 (ix86_call_abi_override): New.
14642 (ix86_function_abi): New.
14643 (ix86_cfun_abi): New.
14644 (init_cumulative_args): Call abi specific initialization.
14645 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
14646 (function_arg_64): Extend SSE_REGPARM_MAX check.
14647 (function_arg (): Remove TARGET_64BIT_MS_ABI.
14648 (ix86_pass_by_reference): Likewise.
14649 (ix86_function_value_regno_p): Likewise.
14650 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
14651 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
14652 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
14653 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
14654 (setup_incoming_varargs_64): Adjust regparm for call abi.
14655 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
14656 (ix86_va_start): Likewise.
14657 (ix86_gimplify_va_arg): Likewise.
14658 (ix86_expand_prologue): Likewise.
14659 (output_pic_addr_const): Likewise.
14660 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
14661 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
14662 (x86_output_mi_thunk): Likewise.
14663 (x86_function_profiler): Likewise.
14664 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
14665 (SYSV_ABI, MS_ABI): New constants.
14666 (DEFAULT_ABI): New.
14667 (init_regs): Add prototype of function in regclass.c file.
14668 (OVERRIDE_ABI_FORMAT): New.
14669 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
14670 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
14671 (OUTGOING_REG_PARM_STACK_SPACE): New.
14672 (ix86_reg_parm_stack_space): New prototype.
14673 (CUMULATIVE_ARGS): Add call_abi member.
14674 (machine_function): Add call_abi member.
14675 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
14676 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
14678 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
14681 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
14682 (avr_builtin_setjmp_frame_value): New function.
14683 * config/avr/avr.md (nonlocal_goto_receiver): Define.
14684 (nonlocal_goto): Define.
14686 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
14688 * config/mips/mips.c (mips_emit_loadgp): Return early if
14689 there is nothing do to, otherwise emit a blockage if
14690 !TARGET_EXPLICIT_RELOCS || crtl->profile.
14691 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
14693 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14695 * configure.ac: Drop unneeded backslash ending up in config.in.
14696 * acinclude.m4: Likewise.
14697 * config.in: Regenerate.
14699 2008-05-26 Jan Hubicka <jh@suse.cz>
14701 * predict.c (maybe_hot_frequency_p): Break out of...
14702 (maybe_hot_bb_p): ... here.
14703 (maybe_hot_edge_p): New.
14704 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
14705 * basic-block.h (maybe_hot_edge_p): Declare.
14707 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14709 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
14710 (*cmpfp_<mode>_cc): Ditto.
14711 (*fp_jcc_8<mode>_387): Ditto.
14712 (*fop_<MODEF:mode>_2_i387): Ditto.
14713 (*fop_<MODEF:mode>_3_i387): Ditto.
14714 (*fop_xf_2_i387): Ditto.
14715 (*fop_xf_3_i387): Ditto.
14717 2008-06-02 Tomas Bily <tbily@suse.cz>
14719 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
14721 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14723 * config/mips/mips.c (mips_valid_offset_p): New function.
14724 (mips_valid_lo_sum_p): Likewise.
14725 (mips_classify_address): Use them.
14726 (mips_force_address): New function.
14727 (mips_legitimize_address): Use it.
14728 * config/mips/mips.md (MOVE128): New mode iterator.
14729 (movtf): Require TARGET_64BIT. Remove empty strings.
14730 (*movtf_internal): Rename to...
14731 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
14732 of "R" and use {,fp}{load,store} attributes instead of "multi".
14733 Use a separate define_split.
14734 (*movtf_mips16): New pattern.
14736 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14738 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
14739 * config/mips/mips.c (mips_expand_before_return): New function.
14740 (mips_expand_epilogue): Call it.
14741 * config/mips/mips.md (return): Turn into a define_expand.
14742 (*return): New insn.
14744 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14746 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
14747 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
14748 functions. Do not emit uses and clobbers of CONCATs; individually
14749 use and clobber their operands.
14750 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
14751 gen_clobber, emit_use and gen_use.
14752 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
14753 (expand_builtin_return): Likewise.
14754 * cfgbuild.c (count_basic_blocks): Likewise.
14755 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
14756 * explow.c (emit_stack_restore): Likewise.
14757 * expmed.c (extract_bit_field_1): Likewise.
14758 * expr.c (convert_move, emit_move_complex_parts): Likewise.
14759 (emit_move_multi_word, store_constructor): Likewise.
14760 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
14761 (thread_prologue_and_epilogue_insns): Likewise.
14762 * lower-subreg.c (resolve_simple_move): Likewise.
14763 * optabs.c (widen_operand, expand_binop): Likewise.
14764 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
14765 * reload.c (find_reloads): Likewise.
14766 * reload1.c (eliminate_regs_in_insn): Likewise.
14767 * stmt.c (expand_nl_goto_receiver): Likewise.
14768 * config/alpha/alpha.md (builtin_longjmp): Likewise.
14769 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
14770 * config/arm/arm.c (arm_load_pic_register): Likewise.
14771 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
14772 * config/arm/arm.md (untyped_return): Likewise.
14773 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
14774 * config/avr/avr.c (expand_prologue): Likewise.
14775 * config/bfin/bfin.c (do_unlink): Likewise.
14776 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
14777 * config/cris/cris.c (cris_expand_prologue): Likewise.
14778 * config/darwin.c (machopic_indirect_data_reference): Likewise.
14779 (machopic_legitimize_pic_address): Likewise.
14780 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
14781 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
14782 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
14783 (ix86_expand_convert_uns_didf_sse): Likewise.
14784 (ix86_expand_vector_init_general): Likewise.
14785 * config/ia64/ia64.md (eh_epilogue): Likewise.
14786 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
14787 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
14788 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
14789 (config/iq2000/iq2000.c): Likewise.
14790 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
14791 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
14792 (builtin_longjmp): Likewise.
14793 * config/mn10300/mn10300.md (call, call_value): Likewise.
14794 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
14795 * config/pdp11/pdp11.md (abshi2): Likewise.
14796 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14797 * config/s390/s390.c (s390_emit_prologue): Likewise.
14798 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
14799 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
14800 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
14801 * config/sh/sh.c (prepare_move_operands): Likewise.
14802 (output_stack_adjust, sh_expand_epilogue): Likewise.
14803 (sh_set_return_address, sh_expand_t_scc): Likewise.
14804 * config/sparc/sparc.c (load_pic_register): Likewise.
14805 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
14806 * config/spu/spu.c (spu_expand_epilogue): Likewise.
14807 * config/v850/v850.c (expand_epilogue): Likewise.
14809 2008-05-31 Anatoly Sokolov <aesok@post.ru>
14811 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
14812 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
14813 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
14814 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
14815 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
14816 stack pointer register.
14817 (output_movhi): Remove code for interrupt specific writing to the
14818 stack pointer register.
14820 2008-05-31 Richard Guenther <rguenther@suse.de>
14822 PR tree-optimization/34244
14823 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
14824 (tree_expr_nonzero_warnv_p): Likewise.
14825 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14826 ssa_name_nonnegative_p.
14827 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
14828 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
14829 not tree_expr_nonzero_warnv_p.
14831 PR tree-optimization/36262
14833 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
14835 PR tree-optimization/34244
14836 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
14837 (record_numbers_of_iterations): New function.
14838 (execute_vrp): Cache the numbers of iterations of loops.
14839 * tree-scalar-evolution.c (scev_reset_except_niters):
14841 (scev_reset): Use scev_reset_except_niters.
14842 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
14844 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
14846 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
14847 __WORKAROUND_RETS when appropriate.
14849 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14851 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
14852 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
14854 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
14855 *fop_df_comm_sse insn patterns using MODEF mode iterator.
14856 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
14857 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
14858 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
14859 *fop_df_1_mixed insn patterns using MODEF mode iterator.
14860 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
14861 *fop_df_1_sse insn patterns using MODEF mode iterator.
14862 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
14863 *fop_df_1_i387 insn patterns using MODEF mode iterator.
14864 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
14865 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
14866 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
14867 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
14868 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
14869 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
14870 (*fop_xf_4_i387): Use <MODE> for mode attribute.
14871 (*fop_xf_5_i387): Ditto.
14872 (*fop_xf_6_i387): Ditto.
14874 2008-05-30 Richard Guenther <rguenther@suse.de>
14876 * builtins.c (build_string_literal): Avoid generating
14877 a non-gimple_val result.
14879 2008-05-30 DJ Delorie <dj@redhat.com>
14881 * exec-tool.in: Use an environment variable (private) instead of a
14882 file (shared) as a semaphore, so as to not break parallel builds.
14884 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14886 * optabs.c (maybe_encapsulate_block): Remove.
14887 (emit_libcall_block): Adjust accordingly.
14888 * optabs.h (maybe_encapsulate_block): Remove prototype.
14890 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
14891 Don't use maybe_encapsulate_block.
14893 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14895 * config/rs6000/rs6000.c (rs6000_legitimize_address,
14896 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
14897 rtx is a SYMBOL_REF before calling get_pool_constant.
14899 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
14901 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
14903 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
14905 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
14906 rather than OS names to choose INO_T_EQ definition.
14907 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
14908 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
14910 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
14913 * config/darwin-f.c: New.
14914 * config/t-darwin: Added rule to build darwin-f.o.
14915 * config.gcc: Defined new variable, fortran_target_objs.
14916 (*-*-darwin*): Set fortran_target_objs.
14917 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
14918 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
14919 * configure: Regenerated.
14921 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
14924 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
14925 canonical type if needed.
14927 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
14929 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
14931 2008-05-29 Richard Guenther <rguenther@suse.de>
14933 PR tree-optimization/36343
14934 PR tree-optimization/36346
14935 PR tree-optimization/36347
14936 * tree-flow.h (clobber_what_p_points_to): Declare.
14937 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
14938 pointed-to variable is dereferenced is irrelevant to whether
14939 the pointer can access the pointed-to variable.
14940 (clobber_what_p_points_to): New function.
14941 * tree-ssa-alias.c (set_initial_properties): Use it.
14942 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
14943 call clobber check for NMTs.
14945 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14947 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
14948 for printing gcov_type.
14950 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14952 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
14953 and the eh region information.
14954 * value-prof.c (gimple_move_stmt_histograms): New function.
14955 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
14957 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
14959 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
14961 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14963 * value-prof.c (tree_ic_transform): Print counts.
14964 * tree-profile.c (tree_gen_ic_func_profiler):
14965 Clear __gcov_indreict_call_callee variable to avoid misattribution
14968 2008-05-28 Rafael EspÃndola <espindola@google.com>
14970 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
14973 2008-05-28 Richard Guenther <rguenther@suse.de>
14975 PR tree-optimization/36339
14976 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
14977 and clobbering code out of the loop.
14979 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14981 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
14984 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
14985 s390_contiguous_bitmask_p, s390_symref_operand_p,
14986 s390_check_symref_alignment, s390_reload_larl_operand,
14987 s390_reload_symref_address): New functions.
14988 (s390_branch_condition_mnemonic): Support compare and branch
14990 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
14991 and 'W' constraints.
14992 (s390_secondary_reload): Add secondary reloads for unaligned
14993 symbol refs or symbol refs to floating point or QI/TI mode
14995 (legitimate_address_p): Accept symbol references as addresses.
14996 (s390_expand_insv): Use rotate and insert selected bits
14997 instruction for insv when building for z10.
14998 (print_operand_address): Handle symbol ref addresses.
14999 (print_operand): Output modifier 'c' added for signed byte values.
15000 (s390_encode_section_info): Mark symbol refs with
15001 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15003 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15004 (length attribute): RRF, RRR have 4 byte length.
15005 (FPALL, INTALL): New mode iterators added.
15006 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15007 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15008 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15009 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15010 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15011 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15012 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15013 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15015 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15016 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15017 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15018 reload<INTALL:mode><P:mode>_toreg_z10,
15019 reload<FPALL:mode><P:mode>_tomem_z10,
15020 reload<FPALL:mode><P:mode>_toreg_z10,
15021 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15022 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15023 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15024 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15026 (movmem, clrmem, cmpmem): New splitters added.
15028 * config/s390/predicates.md (larl_operand): Use
15029 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15030 SYMBOL_REF_ALIGN1_P.
15031 (s390_signed_integer_comparison,
15032 s390_unsigned_integer_comparison): New predicates.
15034 * config/s390/s390-protos.h (s390_check_symref_alignment,
15035 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15036 s390_reload_symref_address,
15037 s390_compare_and_branch_condition_mask): Prototypes added.
15039 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15040 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15041 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15043 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15045 * config/s390/s390.c (z10_cost): New cost function for z10.
15046 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15047 (s390_issue_rate): Adjust issue rate for z10.
15048 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15049 (processor_flags): Add PF_Z10.
15050 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15051 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15052 * gcc/config.gcc: Add z10.
15054 2008-05-28 Richard Guenther <rguenther@suse.de>
15056 PR tree-optimization/36291
15057 * tree-flow. h (struct gimple_df): Remove var_anns member.
15058 * tree-flow-inline.h (gimple_var_anns): Remove.
15059 (var_ann): Simplify.
15060 * tree-dfa.c (create_var_ann): Simplify.
15061 (remove_referenced_var): Clear alias info from var_anns of globals.
15062 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15063 (delete_tree_ssa): Clear alias info from var_anns of globals.
15064 Do not free var_anns.
15065 (var_ann_eq): Remove.
15066 (var_ann_hash): Likewise.
15068 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15070 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15071 and loongson2f entries.
15072 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15073 * config/mips/mips.h (processor_type): Add Loongson-2E
15074 and Loongson-2F entries.
15075 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15076 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15077 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15078 * doc/invoke.texi (MIPS Options): Document loongson2e
15079 and loongson2f processor names.
15081 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15085 * config/i386/i386.c (ix86_function_arg_boundary): Use
15086 alignment of canonical type.
15087 (ix86_expand_vector_move): Check unaligned memory access for
15090 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15092 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15093 Moved to the front of file.
15095 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15096 H.J. Lu <hongjiu.lu@intel.com>
15098 * dwarf2out.c (current_fde): New.
15100 (lookup_cfa:): Likewise.
15101 (dwarf2out_end_epilogue): Likewise.
15102 (dwarf2out_note_section_used): Likewise.
15104 2008-05-27 Michael Matz <matz@suse.de>
15107 * c.opt (Wenum-compare): New warning option.
15108 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15110 2008-05-27 Michael Matz <matz@suse.de>
15112 PR middle-end/36326
15113 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15115 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15116 into memory as tail calls.
15118 2008-05-27 Richard Guenther <rguenther@suse.de>
15120 PR tree-optimization/36339
15121 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15122 pointers cause all addressable variables to be call clobbered.
15124 2008-05-27 Richard Guenther <rguenther@suse.de>
15126 PR tree-optimization/36245
15127 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15129 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15131 * config/s390/s390.md: Replace all occurences of the 'm'
15132 constraint with 'RT'.
15134 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15136 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15138 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15140 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15141 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15142 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15144 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15146 * reload.c: (find_reloads): Skip alternatives according to the
15147 "enabled" attribute. Constify the constraint variable.
15148 * recog.c (get_attr_enabled): Add default implementation.
15149 (extract_insn): Set the alternative_enabled_p array
15150 in the recog_data struct.
15151 (preprocess_constraints, constrain_operands): Skip
15152 alternatives according to the "enabled" attribute
15153 * recog.h (struct recog_data): New field alternative_enabled_p.
15154 (skip_alternative): New inline function.
15155 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15156 (record_reg_classes): Skip alternative according to the
15157 "enabled" attribute.
15159 * doc/md.texi: Add documention for the "enabled" attribute.
15161 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15163 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15164 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15165 constraint with TARGET_MEM_CONSTRAINT.
15166 * recog.c (asm_operand_ok, preprocess_constraints,
15167 constrain_operands): Likewise.
15168 * regclass.c (record_reg_classes): Likewise.
15169 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15170 * reload1.c (maybe_fix_stack_asms): Likewise.
15171 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15172 * recog.h: Adjust comment.
15173 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15174 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15175 * doc/md.texi: Add a note to description of 'm' constraint.
15176 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15178 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15180 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15181 that the bitfield is of integral type before testing its precision.
15183 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15184 Sa Liu <saliu@de.ibm.com>
15186 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15187 __modti3, __udivti3, __umodti3 and __udivmodti4.
15188 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15189 that implement TImode mul and div functions.
15190 * config/spu/multi3.c: New. Implement __multi3.
15191 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15192 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15195 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15197 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15198 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15199 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15200 tls_sysv_suffix): New mode and mode attribute iterators.
15201 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15202 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15203 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15204 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15205 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15208 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15210 PR tree-optimization/36329
15211 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15212 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15213 * cgraphbuild.c (initialize_inline_failed): Use the latter
15214 macro in lieu of the former.
15215 * ipa-inline.c (cgraph_mark_inline): Likewise.
15216 (cgraph_decide_inlining_of_small_function): Likewise.
15217 (cgraph_decide_inlining): Likewise.
15218 (cgraph_decide_inlining_incrementally): Likewise.
15220 2008-05-26 Tristan Gingold <gingold@adacore.com>
15221 Anatoly Sokolov <aesok@post.ru>
15223 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15224 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15225 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15226 optimization for 'avr6' architecture.
15228 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15231 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15233 2008-05-26 Richard Guenther <rguenther@suse.de>
15235 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15236 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15238 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15240 PR middle-end/36253
15241 * caller-save.c (insert_restore): Verify alignment of spill space.
15242 (insert_save): Likewise.
15243 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15244 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15245 (STACK_SLOT_ALIGNMENT): Likewise.
15246 * function.c (LOCAL_ALIGNMENT): Removed.
15247 (get_stack_local_alignment): New.
15248 (assign_stack_local): Use it. Set alignment on stack slot.
15249 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15250 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15251 (STACK_SLOT_ALIGNMENT): New.
15252 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15253 stack slot in XFmode.
15255 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15257 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15260 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15261 argument operand in rax isn't removed.
15263 2008-05-26 Richard Guenther <rguenther@suse.de>
15265 PR middle-end/36300
15266 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15267 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15269 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15272 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15274 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15276 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15277 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15279 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15281 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15282 build a trampoline if we don't want one.
15283 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15284 return zero for nested functions if we don't want a trampoline.
15286 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15288 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15290 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15293 * c.opt: Removed undocumented option '-lang-fortran'.
15294 * c-common.h: Removed global variable 'lang_fortran'.
15295 * c-opts.c (c_common_handle_option): Removed code to handle
15296 option '-lang-fortran'. Updated includes.
15297 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15298 definition of '__GFORTRAN__'.
15299 (define__GNUC__): Reimplemented to use BASEVER and
15300 cpp_define_formatted.
15301 (builtin_define_with_value_n): Removed.
15302 * c-incpath.h: Renamed to ...
15303 * incpath.h: ... this.
15304 * c-incpath.c: Renamed to ...
15305 * incpath.c: ... this. Updated includes.
15306 * fix-header.c: Updated includes.
15307 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15308 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15309 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15311 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15313 * tree.h: Update the table of flags used on tree nodes.
15314 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15315 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15316 (FORCED_LABEL): Add access check.
15317 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15318 (ASM_INPUT_P): Likewise.
15319 (ASM_VOLATILE_P): Likewise.
15320 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15321 (OMP_SECTION_LAST): Access private_flag directly.
15322 (OMP_RETURN_NOWAIT): Likewise.
15323 (OMP_PARALLEL_COMBINED): Likewise.
15324 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15325 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15326 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15327 deprecated_flag directly.
15329 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15331 * final.c (frame_pointer_needed): Removed.
15332 * flags.h (frame_pointer_needed): Likewise.
15334 * function.h (rtl_data): Add frame_pointer_needed.
15335 (frame_pointer_needed): New.
15337 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15339 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15341 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15343 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15346 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15348 * c-common.c (strip_array_types): Move function to..
15350 (get_inner_array_type): Delete.
15351 * c-common.h (strip_array_types): Move declaration to..
15353 (get_inner_array_type): Delete.
15354 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15355 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15356 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15357 * config/pa/pa.c (emit_move_sequence): Likewise.
15359 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15361 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15364 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15366 * function.c: Include target hook for nonlocal_goto frame value.
15368 2008-05-24 Richard Guenther <rguenther@suse.de>
15370 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15371 variable can be only accessed through a pointer or a union.
15373 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15375 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15376 * doc/extend.texi: Likewise.
15378 2008-05-23 DJ Delorie <dj@redhat.com>
15380 * config/m32c/jump.md (untyped_call): Add.
15382 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15383 for A24 to PSImode.
15384 (m32c_address_cost): Detail costs for indirect offsets.
15386 2008-05-23 Rafael EspÃndola <espindola@google.com>
15388 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15389 if a node is a SUBREG.
15390 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15393 2008-05-23 Paul Brook <paul@codesourcery.com>
15394 Carlos O'Donell <carlos@codesourcery.com>
15396 * doc/extend.texi: Clarify use of __attribute__((naked)).
15397 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15398 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15399 * function.c (use_register_for_decl): Use
15400 targetm.calls.allocate_stack_slots_for_args.
15401 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15402 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15403 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15405 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15407 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
15409 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
15411 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
15412 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
15413 is only rounded once.
15415 2008-05-23 Richard Guenther <rguenther@suse.de>
15417 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
15419 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
15420 Jakub Jelinek <jakub@redhat.com>
15423 * configure.ac: Handle --enable-cld.
15424 * configure: Regenerated.
15425 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
15426 * config/i386/i386.h (struct machine_function): Add needs_cld field.
15427 (ix86_current_function_needs_cld): New define.
15428 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
15429 (cld): New isns pattern.
15430 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
15431 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
15432 * config/i386/i386.opt (mcld): New option.
15433 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
15434 TARGET_CLD and ix86_current_function_needs_cld.
15435 (override_options): Use -mcld by default for 32-bit code if
15438 * doc/install.texi (Options specification): Document --enable-cld.
15439 * doc/invoke.texi (Machine Dependent Options)
15440 [i386 and x86-64 Options]: Add -mcld option.
15441 (Intel 386 and AMD x86-64 Options): Document -mcld option.
15443 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
15444 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
15445 (return_in_memory_64): Likewise.
15446 (return_in_memory_ms_64): Likewise.
15448 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15450 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
15451 * builtins.c (fold_builtin_fpclassify): New.
15452 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
15453 * builtins.def (BUILT_IN_FPCLASSIFY): New.
15454 * c-common.c (handle_type_generic_attribute): Adjust to accept
15455 fixed arguments before an elipsis.
15456 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
15457 * doc/extend.texi: Document __builtin_fpclassify.
15459 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
15461 * omp-low.c (gate_expand_omp_ssa): Remove.
15462 (pass_expand_omp_ssa): Remove.
15463 (gate_expand_omp): Do not check for flag_openmp_ssa.
15464 * common.opt (-fopenmp-ssa): Remove.
15465 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
15467 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
15469 * config/sh/sh.opt (mfixed-range): New option.
15470 * config/sh/sh-protos.h (sh_fix_range): Declare.
15471 * config/sh/sh.c (sh_fix_range): New function.
15472 * config/sh/sh.h (sh_fixed_range_str): Declare.
15473 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
15475 * doc/invoke.texi (SH Options): Document -mfixed-range.
15477 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
15479 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
15480 it before the redeclaration.
15482 2008-05-22 Anatoly Sokolov <aesok@post.ru>
15484 * config/avr/avr.c (get_sequence_length): Add new function.
15485 (expand_prologue, expand_epilogue): Remove duplicate code.
15487 2008-05-22 Rafael EspÃndola <espindola@google.com>
15489 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
15492 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
15494 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
15495 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
15497 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
15498 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
15499 (vect_update_misalignment_for_peel): Likewise.
15500 (vector_alignment_reachable_p): Likewise.
15501 * tree-vect-transform.c (vectorizable_load): Likewise.
15502 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
15503 (get_vectype_for_scalar_type): Pass mode of scalar_type
15504 to UNITS_PER_SIMD_WORD.
15506 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
15507 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
15508 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
15509 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
15510 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
15512 2008-05-22 Ira Rosen <irar@il.ibm.com>
15514 PR tree-optimization/36293
15515 * tree-vect-transform.c (vect_transform_strided_load): Don't check
15516 if the first load must be skipped because of a gap.
15518 2008-05-22 Richard Guenther <rguenther@suse.de>
15520 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
15521 more cases of offset disambiguation that is possible if
15522 strict-aliasing rules apply.
15523 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
15524 for basic offset and type-based disambiguation.
15526 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15528 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
15529 ix86_expand_vector_set on V16QImode for SSE4.1.
15531 2008-05-21 Tom Tromey <tromey@redhat.com>
15533 * c.opt (Wimport): Mark as undocumented.
15534 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
15536 (Warning Options): Likewise.
15537 * doc/cppopts.texi: Don't mention -Wimport.
15539 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
15541 PR tree-optimization/36287
15542 PR tree-optimization/36286
15543 * lambda-code.c (build_access_matrix): Do not use the loop->num
15544 for computing the number of induction variables: use the loop depth
15547 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
15550 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
15551 option -f(no-)leading-underscore.
15553 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15555 * config/i386/i386.c (ix86_expand_vector_init_general): Use
15556 GET_MODE_NUNITS (mode).
15558 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
15560 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
15561 (-mmulhw): Add 464 to description.
15562 (-mdlmzb): Likewise.
15563 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
15564 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
15566 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
15567 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
15568 * config/rs6000/rs6000.md: Update comments for 464.
15570 2008-05-21 Janis Johnson <janis187@us.ibm.com>
15572 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
15574 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15576 * config/i386/sse.md (vec_extractv4sf): Removed.
15577 (vec_extractv2df): Likewise.
15578 (vec_extractv2di): Likewise.
15579 (vec_extractv4si): Likewise.
15580 (vec_extractv8hi): Likewise.
15581 (vec_extractv16qi): Likewise.
15582 (vec_extract<mode>): New.
15584 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15586 * config/i386/sse.md (vec_setv4sf): Removed.
15587 (vec_setv2df): Likewise.
15588 (vec_setv2di): Likewise.
15589 (vec_setv4si): Likewise.
15590 (vec_setv8hi): Likewise.
15591 (vec_setv16qi): Likewise.
15592 (vec_set<mode>): New.
15594 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15596 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
15597 goto for vec_concat and vec_interleave.
15599 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15601 * config/i386/sse.md (vec_initv4sf): Removed.
15602 (vec_initv2df): Likewise.
15603 (vec_initv2di): Likewise.
15604 (vec_initv4si): Likewise.
15605 (vec_initv8hi): Likewise.
15606 (vec_initv16qi): Likewise.
15607 (vec_init<mode>): New.
15609 2008-05-21 Joseph Myers <joseph@codesourcery.com>
15611 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
15613 2008-05-21 Tom Tromey <tromey@redhat.com>
15615 * ggc-zone.c (lookup_page_table_if_allocated): New function.
15616 (zone_find_object_offset): Likewise.
15617 (gt_ggc_m_S): Likewise.
15618 (highest_bit): Likewise.
15619 * ggc-page.c (gt_ggc_m_S): New function.
15620 * stringpool.c (string_stack): Remove.
15621 (init_stringpool): Update.
15622 (ggc_alloc_string): Use ggc_alloc.
15623 (maybe_delete_ident): New function.
15624 (ggc_purge_stringpool): Likewise.
15625 (gt_ggc_m_S): Remove.
15626 * ggc-common.c (ggc_protect_identifiers): New global.
15627 (ggc_mark_roots): Call ggc_purge_stringpool. Use
15628 ggc_protect_identifiers.
15629 * ggc.h (ggc_protect_identifiers): Declare.
15630 (gt_ggc_m_S): Update.
15631 (ggc_purge_stringpool): Declare.
15632 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
15633 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
15635 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
15637 2008-05-21 David S. Miller <davem@davemloft.net>
15639 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
15642 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
15644 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
15647 2008-05-20 David Daney <ddaney@avtrex.com>
15649 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
15650 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
15651 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15652 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15653 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
15654 (atomic_hiqi_op): New define_code_iterator.
15655 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
15656 mips_expand_compare_and_swap_12.
15657 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
15658 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
15659 (sync_<optab><mode>, sync_old_<optab><mode>,
15660 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
15661 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
15662 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
15663 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
15664 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
15665 (test_and_set_12): New insn.
15666 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
15667 sync_new_<optab><mode>, sync_old_nand<mode>,
15668 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
15669 clobber to operand 0 for SI and DI mode insns.
15670 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
15671 mips_gen_fn_4): New typedefs.
15672 (mips_gen_fn_ptrs): Define new union type.
15673 (mips_expand_compare_and_swap_12): Remove declaration.
15674 (mips_expand_atomic_qihi): Declare function.
15675 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
15676 (mips_expand_atomic_qihi): ... this. Use new generator function
15678 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
15679 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
15680 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
15681 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
15682 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
15683 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
15684 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
15685 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
15686 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
15687 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
15690 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
15692 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
15695 2008-05-20 Anatoly Sokolov <aesok@post.ru>
15697 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
15698 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
15699 (avr_attribute_table): Add 'OS_main' function attribute.
15700 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
15701 functions with 'OS_main' attribute.
15703 2008-05-20 Richard Guenther <rguenther@suse.de>
15705 PR tree-optimization/35204
15706 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
15707 helper, split out from ...
15708 (DFS): ... here. Make the DFS walk non-recursive.
15710 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
15711 Jan Sjodin <jan.sjodin@amd.com>
15713 PR tree-optimization/36181
15714 * tree-parloops.c (loop_has_vector_phi_nodes): New.
15715 (parallelize_loops): Don't parallelize when the loop has vector
15718 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15719 Sebastian Pop <sebastian.pop@amd.com>
15721 * tree-loop-linear.c (gather_interchange_stats): Look in the access
15722 matrix, and never look at the tree representation of the memory
15724 (linear_transform_loops): Computes parameters and access matrices.
15725 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
15727 (access_matrix_get_index_for_parameter): New.
15728 * tree-data-ref.h (struct access_matrix): New.
15729 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
15730 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
15731 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
15732 am_vector_index_for_loop): New.
15733 (struct data_reference): Add field access_matrix.
15734 (DR_ACCESS_MATRIX): New.
15735 (compute_data_dependences_for_loop): Update declaration.
15736 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
15737 * lambda.h (lambda_vector_vec_p): Declared.
15738 * lambda-code.c: Depend on pointer-set.h.
15739 (lambda_collect_parameters_from_af, lambda_collect_parameters,
15740 av_for_af_base, av_for_af, build_access_matrix,
15741 lambda_compute_access_matrices): New.
15742 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
15744 2008-05-20 Joseph Myers <joseph@codesourcery.com>
15746 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
15747 $SOURCEDIR/include.
15749 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15750 Sebastian Pop <sebastian.pop@amd.com>
15752 PR tree-optimization/36206
15753 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
15755 (instantiate_scev_1): Rename flags to fold_conversions.
15756 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
15757 outeside instantiation_loop.
15758 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
15759 (evolution_function_is_affine_or_constant_p): Removed.
15760 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
15762 (analyze_siv_subscript): Pass in the loop nest number.
15763 Call evolution_function_is_affine_in_loop instead of
15764 evolution_function_is_affine_p.
15765 (analyze_overlapping_iterations): Pass in the loop nest number.
15767 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15768 Sebastian Pop <sebastian.pop@amd.com>
15770 PR tree-optimization/36206
15771 * tree-chrec.h (chrec_fold_op): New.
15772 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
15775 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
15777 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
15779 (remove_duplicates): Do not set inode on non-inode systems.
15782 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
15784 * config.gcc (tm_file): Update comments about relative pathnames.
15786 2008-05-20 Richard Guenther <rguenther@suse.de>
15788 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
15789 * tree-ssa-sccvn.c (process_scc): Likewise.
15790 * tree-ssa-sink.c (execute_sink_code): Likewise.
15791 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
15792 * tree-vrp.c (process_assert_insertions): Likewise.
15793 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15794 (perform_tree_ssa_dce): Likewise.
15795 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15796 (dump_dominator_optimization_stats): Likewise.
15797 * tree-vectorizer.c (vectorize_loops): Likewise.
15799 2008-05-20 Richard Guenther <rguenther@suse.de>
15801 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
15803 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
15805 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
15806 (ix86_i386elf_return_in_memory): Likewise.
15807 (ix86_i386interix_return_in_memory): Likewise.
15808 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
15809 (SUBTARGET_RETURN_IN_MEMORY): New.
15810 * config/i386/i386elf.h: Likewise.
15811 * config/i386/ptx4-i.h: Likewise.
15812 * config/i386/sol2-10.h: Likewise.
15813 * config/i386/sysv4.h: Likewise.
15814 * config/i386/vx-common.h: Likewise.
15815 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
15816 * config/i386/i386.c (ix86_return_in_memory): Made static and
15817 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
15818 (ix86_i386elf_return_in_memory): Removed.
15819 (ix86_i386interix_return_in_memory): Removed.
15820 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
15821 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
15823 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
15825 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
15827 2008-05-19 Xinliang David Li <davidxl@google.com>
15829 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
15831 * common.opt: Ditto.
15832 * doc/invoke.texi: Ditto.
15834 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
15836 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
15837 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
15839 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15841 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
15842 sizes of operand array from 8/4 to 4/2.
15843 (ix86_expand_vector_init_general): Change size of operand array
15844 from 32 to 16. Remove op0, op1 and half_mode.
15846 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15848 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
15849 (ix86_expand_vector_init_interleave): Likewise.
15850 (ix86_expand_vector_init_general): Use them. Assert
15851 word_mode == SImode when n_words == 4.
15853 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
15855 * config/i386/i386.c (ix86_secondary_reload): New static function.
15856 (TARGET_SECONDARY_RELOAD): New define.
15857 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
15858 * config/i386/i386.md (reload_outqi): Remove.
15860 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15862 PR middle-end/35509
15863 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
15864 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
15865 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
15866 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
15867 (fold_builtin_1): Likewise.
15868 * builtins.def (BUILT_IN_ISINF_SIGN): New.
15869 c-common.c (check_builtin_function_arguments): Handle
15870 BUILT_IN_ISINF_SIGN.
15871 * doc/extend.texi: Document __builtin_isinf_sign.
15872 * fold-const.c (operand_equal_p): Handle COND_EXPR.
15874 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
15876 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
15877 EH cleanup at the end of the pass, search for those that have been
15878 turned into forwarder blocks and do the cleanup on their successor.
15880 2008-05-18 Richard Guenther <rguenther@suse.de>
15882 * tree-cfg.c (verify_gimple_expr): Allow conversions from
15883 pointers to sizetype and vice versa.
15885 2008-05-18 Xinliang David Li <davidxl@google.com>
15887 * gcc/tree-ssa-dce.c: Coding style fix.
15888 (check_pow): Documentation comment.
15889 (check_log): Documenation comment. Coding style fix.
15890 (is_unnecessary_except_errno_call): Ditto.
15891 (gen_conditions_for_pow): Ditto.
15892 (gen_conditions_for_log): Ditto.
15893 (gen_shrink_wrap_conditions): Ditto.
15894 (shrink_wrap_one_built_in_calls): Ditto.
15895 * gcc/doc/invoke.texi: Better documentation string.
15896 * ChangeLog: Fix wrong change log entries from
15897 May 17 checkin on function call DCE.
15899 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
15901 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
15903 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15905 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
15906 * df-problems.c (simulation routines): Fixed block comment to
15907 properly say how to add forwards scanning functions.
15909 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15911 * tree-inline.c (setup_one_parameter): Remove dead code.
15913 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15915 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
15916 a BIT_AND_EXPR only for an INTEGER_TYPE.
15918 2008-05-17 Xinliang David Li <davidxl@google.com>
15920 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
15921 (check_pow, check_log, is_unnecessary_except_errno_call): New
15922 functions to check for eliminating math functions that are pure
15923 except for setting errno.
15924 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
15925 general condition expressions for shrink-wrapping pow/log calls.
15926 (gen_shrink_wrap_conditions): Ditto.
15927 (shrink_wrap_one_built_in_call): Ditto.
15928 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
15929 (mark_operand_necessary): If debugging, output if OP is necessary.
15930 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
15932 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
15934 * gcc/common.opt: New user flag -ftree-builtin-dce.
15935 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
15937 2008-05-16 David S. Miller <davem@davemloft.net>
15939 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
15940 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15942 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
15945 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
15947 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15949 * ifcvt.c (dead_or_predicable): Rename
15950 df_simulate_one_insn_backwards to df_simulate_one_insn.
15951 * recog.c (peephole2_optimize): Ditto.
15952 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
15954 * df.h: Rename df_simulate_one_insn_backwards to
15955 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
15956 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
15957 scanning of defs and uses.
15958 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
15959 (df_simulate_one_insn_forwards): Removed.
15961 2008-05-16 Doug Kwan <dougkwan@google.com>
15963 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
15965 (real_from_string): Handle NaNs and Inf as approriate.
15967 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15969 * doc/gty.texi (Source Files Containing Type Information): Note
15970 that headers should appear first in the gtfiles list.
15972 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15974 * tree.def (COND_EXEC): Properly documented this code.
15976 2008-05-16 Diego Novillo <dnovillo@google.com>
15978 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
15979 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
15982 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15984 * tree-ssa-dse (max_stmt_uid): Removed.
15985 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
15986 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
15987 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
15988 * function.h (cfun.last_stmt_uid): New field.
15989 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
15990 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
15992 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
15993 (create_stmt_ann): Initialize the ann->uid field.
15994 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
15996 * tree-flow.h (renumber_gimple_stmt_uids): New function.
15998 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16000 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16001 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16002 (init_empty_tree_cfg): Call it.
16004 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16006 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16009 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16011 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16012 * tree-dump.c (dump_options): New verbose option.
16013 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16015 * tree-pass.h (TDF_VERBOSE): New dump flag.
16016 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16017 (tree-flow.h): Added include.
16018 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16020 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16022 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16024 From Jie Zhang <jie.zhang@analog.com>
16025 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16026 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16027 mcpu=bf561-none and mcpu=bf561-0.2.
16028 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16029 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16030 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16031 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16032 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16033 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16034 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16036 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16037 (cputype_selected): Remove.
16038 (bfin_handle_option): Don't use cputype_selected.
16039 (override_options): When no mcpu option, enable all workarounds.
16040 Don't use bfin_workarounds.
16041 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16043 (DEFAULT_CPU_TYPE): Don't define.
16045 2008-05-16 Richard Guenther <rguenther@suse.de>
16047 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16048 on deletion of the last stmt.
16050 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16052 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16053 V8HImode for SSE2 and V16QImode for SSE4.1.
16055 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16057 * cgraph.h (compute_inline_parameters): Made public.
16058 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16059 variable_generate_summary, function_write_summary,
16060 variable_write_summary, variable_read_summary. Added generate_summary,
16061 write_summary, read_summary.
16062 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16063 pass_ipa_inline.function_generate_summary, to
16064 compute_inline_parameters.
16065 * ipa-inline.c (compute_inline_parameters): Made public and added
16067 (compute_inline_parameters_for_current): New function.
16068 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16069 (inline_generate_summary): Removed parameter and made to loop over
16071 (pass_ipa_inline): Updated for new IPA_PASS structure.
16072 * passes.c (execute_ipa_summary_passes): Now is called once per
16073 pass rather than once per node*pass.
16075 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16077 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16078 avr_have_mul_p, avr_asm_only_p): Remove variables.
16079 (avr_override_options): Remove initialization of removed variables.
16080 (avr_file_start): Convert removed variables to fields of
16081 'struct base_arch_s *avr_current_arch'.
16082 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16083 (AVR_HAVE_MUL): (Ditto.).
16084 (AVR_HAVE_MOVW): (Ditto.).
16085 (AVR_HAVE_LPMX): (Ditto.).
16086 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16087 avr_asm_only_p): Remove declaration.
16089 2008-05-15 Diego Novillo <dnovillo@google.com>
16091 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16092 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16094 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16096 PR middle-end/36194
16097 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16098 Don't call record_truncated_value from here.
16099 (record_truncated_value): Turn it into a for_each_rtx callback.
16100 (record_truncated_values): New function.
16101 (combine_instructions): Call note_uses with record_truncated_values.
16102 Change name of check_conversion to check_promoted_subreg.
16104 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16106 * doc/sourcebuild.texi: Document support for torture tests.
16108 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16110 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16111 to alternative 4 of operand 2.
16113 2008-05-15 Richard Guenther <rguenther@suse.de>
16115 * tree-pass.h (current_pass): Declare.
16116 (get_pass_for_id): Likewise.
16117 * passes.c (passes_by_id, passes_by_id_size): New globals.
16118 (set_pass_for_id): New function.
16119 (get_pass_for_id): Likewise.
16120 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16121 (execute_function_todo): Flush per function statistics.
16122 * toplev.c (compile_file): Init statistics.
16123 (general_init): Do early statistics initialization.
16124 (finalize): Finish statistics.
16125 * statistics.h (statistics_early_init): Declare.
16126 (statistics_init): Likewise.
16127 (statistics_fini): Likewise.
16128 (statistics_fini_pass): Likewise.
16129 (statistics_counter_event): Likewise.
16130 (statistics_histogram_event): Likewise.
16131 * statistics.c: New file.
16132 * Makefile.in (OBJS-common): Add statistics.o.
16133 (statistics.o): Add dependencies.
16134 * doc/invoke.texi (-fdump-statistics): Document.
16136 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16137 (insert): Likewise.
16138 (execute_pre): Use statistics_counter_event.
16139 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16140 (substitute_and_fold): Increment it. Use statistics_counter_event.
16142 2008-05-15 Diego Novillo <dnovillo@google.com>
16144 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16146 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16147 * tree-ssa-alias.c (new_type_alias): Remove references to
16148 sub-variables from comment.
16149 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16151 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16153 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16154 attribute to 1 only for insertps alternative.
16156 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16158 * config/bfin/bfin.md (loadbytes): New pattern.
16159 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16160 (bfin_init_builtins): Initialize it.
16161 (bdesc_1arg): Add it.
16163 2008-05-15 Sa Liu <saliu@de.ibm.com>
16165 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16166 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16167 * testsuite/lib/target-supports.exp: Add
16168 check_effective_target_fortran_integer_16.
16170 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16172 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16173 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16174 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16175 (TARGET_RETURN_IN_MEMORY): Define.
16177 2008-05-15 Richard Guenther <rguenther@suse.de>
16179 PR middle-end/36244
16180 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16181 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16182 represent unmodifiable vars.
16184 2008-05-15 Richard Guenther <rguenther@suse.de>
16186 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16187 INDIRECT_REF and TARGET_MEM_REF.
16188 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16191 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16192 H.J. Lu <hongjiu.lu@intel.com>
16194 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16195 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16196 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16197 insn alternatives. Add missing alternatives.
16198 (*vec_concatv2di_rex64_sse4_1): Likewise.
16199 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16200 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16201 Require TARGET_SSE.
16203 2008-05-15 Richard Guenther <rguenther@suse.de>
16205 PR tree-optimization/36009
16206 PR tree-optimization/36204
16207 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16208 (determine_invariantness_stmt): Record the loop a store is
16209 always executed in.
16210 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16213 2008-05-15 Richard Guenther <rguenther@suse.de>
16215 PR tree-optimization/34330
16216 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16217 through the pointer will alias the SMT.
16219 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16221 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16223 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16225 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16227 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16228 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16230 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16231 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16232 (vashl_optab): New optab for vector/vector shifts.
16233 (vashr_optab): Ditto.
16234 (vlshr_optab): Ditto.
16235 (vrotl_optab): Ditto.
16236 (vrotr_optab): Ditto.
16237 (optab_subtype): New enum for optab_for_tree_code call.
16238 (optab_for_tree_code): Add enum optab_subtype argument.
16240 * optabs.c (optab_for_tree_code): Take an additional argument to
16241 distinguish between a vector shift by a scalar and vector shift by
16242 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16243 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16244 vector shift by a vector.
16245 (expand_widen_pattern_expr): Pass additional argument to
16246 optab_for_tree_code.
16248 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16249 vrotl_optab, vrotr_optab.
16251 * expr.c (expand_expr_real_1): Update calls to
16252 optab_for_tree_code to distinguish between vector shifted by a
16253 scalar and vector shifted by a vector.
16254 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16255 (supportable_narrowing_operation): Ditto.
16256 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16257 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16258 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16259 (vect_create_epilog_for_reduction): Ditto.
16260 (vectorizable_reduction): Ditto.
16261 (vectorizable_operation): Ditto.
16262 (vect_strided_store_supported): Ditto.
16263 (vect_strided_load_supported): Ditto.
16264 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16265 * expmed.c (expand_shift): Ditto.
16267 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16269 (ashr@var{m}3): Ditto.
16270 (vashl@var{m}3): Document new vector/vector shift standard name.
16271 (vashr@var{m}3): Ditto.
16272 (vlshr@var{m}3): Ditto.
16273 (vrotl@var{m}3): Ditto.
16274 (vrotr@var{m}3): Ditto.
16276 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16277 (PPERM_INVERT): Ditto.
16278 (PPERM_REVERSE): Ditto.
16279 (PPERM_REV_INV): Ditto.
16280 (PPERM_ZERO): Ditto.
16281 (PPERM_ONES): Ditto.
16282 (PPERM_SIGN): Ditto.
16283 (PPERM_INV_SIGN): Ditto.
16284 (PPERM_SRC1): Ditto.
16285 (PPERM_SRC2): Ditto.
16287 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16288 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16289 allows a memory operand to be the value being added, and split it
16290 to improve vectorization.
16291 (sse5_pmacsdqh_mem): Ditto.
16292 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16293 (sse5_mulv2div2di3_high): Ditto.
16294 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16295 (vec_pack_trunc_v4si): Ditto.
16296 (vec_pack_trunc_v2di): Ditto.
16297 (sse5_pcmov_<mode>): Remove code that tried to use use
16298 andps/andnps instead of pcmov.
16299 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16300 pmacsdqh instructions.
16301 (vec_widen_smult_lo_v4si): Ditto.
16303 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16304 (PPERM_INVERT): Ditto.
16305 (PPERM_REVERSE): Ditto.
16306 (PPERM_REV_INV): Ditto.
16307 (PPERM_ZERO): Ditto.
16308 (PPERM_ONES): Ditto.
16309 (PPERM_SIGN): Ditto.
16310 (PPERM_INV_SIGN): Ditto.
16311 (PPERM_SRC1): Ditto.
16312 (PPERM_SRC2): Ditto.
16313 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16315 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16317 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16318 says ignore whether the last reference is a memory operand.
16320 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16321 Paolo Bonzini <bonzini at gnu dot org>
16323 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16326 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16327 (vlshr<mode>3): Rename from vlshr<mode>3.
16328 (vashr<mode>3): Rename from vashr<mode>3.
16329 (mulv4sf3): Change the names of vector shift patterns.
16333 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16336 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16361 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16362 (floatunssidf2_internal): Change vector/vector shift names.
16363 (floatunsdidf2_internal): Ditto.
16370 (vashl<mode>3): Rename from ashl<mode>3.
16371 (vashr<mode>3): Rename from ashr<mode>3.
16372 (vlshr<mode>3): Rename from lshr<mode>3.
16373 (vrotl<mode>3): Rename from rotl<mode>3.
16375 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16378 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16379 multiply gives the wrong value when doing widening multiplies.
16380 (vec_widen_smult_lo_v4si): Ditto.
16382 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16384 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16385 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16386 emit_library_call_value.
16387 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16388 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16389 * calls.c (initialize_argument_information, precompute_arguments,
16390 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16391 (precompute_arguments): Removed flags parameter.
16392 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16394 2008-05-14 Richard Guenther <rguenther@suse.de>
16396 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16397 Make sure to register the store if the use is a PHI_NODE.
16399 2008-05-14 Olivier Hainque <hainque@adacore.com>
16401 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16402 memory if the component is to be referenced in BLKmode according
16403 to get_inner_reference.
16405 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16407 * calls.c (emit_library_call_value_1): Restore code clearing
16408 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
16410 2008-05-14 Olivier Hainque <hainque@adacore.com>
16411 Nicolas Roche <roche@adacore.com>
16413 * configure.ac: Add support for a "gcc_subdir" variable in
16414 config-lang.in, to denote a subdirectory where the language/GCC
16415 integration files are to be found.
16416 * configure: Regenerate.
16418 2008-05-14 Ira Rosen <irar@il.ibm.com>
16420 PR tree-optimization/36098
16421 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
16422 value for the first load in the group in case of a gap.
16423 (vect_build_slp_tree): Check that there are no gaps in loads.
16425 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16427 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
16428 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
16429 expand_copysign_bit, ): Change call to emit_no_conflict_block to
16430 emit_insn and remove unneeded code to construct extra args.
16431 (emit_no_conflict_block): Removed.
16432 * optabls.h: (emit_no_conflict_block): Removed.
16433 * cse.c (cse_extended_basic_block): Remove search for
16434 REG_NO_CONFLICT note.
16435 * global.c: Removed incorrect comment added in revision 117.
16436 * expr.c (convert_move): Change call to emit_no_conflict_block to
16438 * recog.c: Change comments so that they do not mention
16440 * local_alloc.c (combine_regs): Removed last parameter.
16441 (no_conflict_p): Removed.
16442 (block_alloc): Removed note, no_conflict_combined_regno and set
16443 local vars. Removed all code to process REG_NO_CONFLICT blocks.
16444 (combine_regs): Removed already_dead and code to look for
16445 REG_NO_CONFLICT notes.
16446 * lower_subreg (remove_retval_note): Removed code to look for
16447 REG_NO_CONFLICT block.
16448 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
16449 (resolve_clobber): Remove code to process libcalls that have
16450 REG_NO_CONFLICT notes.
16451 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
16453 * combine.c (can_combine_p, distribute_notes): Removed
16454 REG_NO_CONFLICT case.
16455 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
16457 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
16458 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
16460 * reg-notes.def (NO_CONFLICT): Removed.
16462 2008-05-14 David S. Miller <davem@davemloft.net>
16464 * config/sparc/sparc.c (sparc_profile_hook): If
16465 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
16466 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
16467 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16469 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
16471 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
16473 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
16476 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
16477 and op1 expansion before vector concat to have less live pseudos.
16479 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
16481 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16482 ix86_expand_vector_set if supported.
16484 2008-05-13 Diego Novillo <dnovillo@google.com>
16485 Kenneth Zadeck <zadeck@naturalbridge.com>
16487 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
16489 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
16490 phinodes_print_statistics, init_ssanames, fini_ssanames,
16491 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
16492 release_ssa_name, release_defs, replace_ssa_name_symbol,
16493 ssanames_print_statistics): Move ...
16494 * tree-flow.h: ... here.
16495 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
16496 Use FN instead of cfun.
16497 (make_ssa_name_fn): Rename from make_ssa_name.
16498 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
16499 * tree-flow-inline.h (make_ssa_name): Move from
16500 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
16501 * omp-low.c (expand_omp_parallel):
16502 * tree-flow-inline.h (redirect_edge_var_map_result):
16503 * tree-ssa.c (init_tree_ssa): Add argument FN.
16504 Use it instead of cfun. Update all users.
16506 2008-05-13 Tom Tromey <tromey@redhat.com>
16508 PR preprocessor/22168:
16509 * doc/cpp.texi (Top): Update menu.
16510 (Alternatives to Wrapper #ifndef): New node.
16511 (Other Directives): Document deprecation.
16512 (Obsolete Features): Remove menu.
16513 (Assertions): Merge node into Obsolete Features.
16514 (Obsolete once-only headers): Move earlier; rename to Alternatives
16515 to Wrapper #ifndef.
16516 * doc/cppopts.texi: Update.
16517 * c.opt (Wdeprecated): Enable for C and ObjC.
16518 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
16519 (C++ Dialect Options): Move -Wno-deprecated from here to...
16520 (Warning Options): ... here.
16522 2008-05-13 Richard Guenther <rguenther@suse.de>
16524 PR middle-end/36227
16525 * fold-const.c (fold_sign_changed_comparison): Do not allow
16526 changes in pointer-ness.
16528 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16531 * config/sh/sh.c (sh_expand_prologue): Don't clear
16532 RTX_FRAME_RELATED_P for push insns.
16534 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
16536 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
16538 2008-05-12 Anatoly Sokolov <aesok@post.ru>
16540 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
16541 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
16542 Use 'machine->is_leaf' instead of 'leaf_func_p'.
16544 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
16546 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
16547 (*vec_concatv4sf_sse): This.
16548 (*sse2_concatv2si): Renamed to ...
16549 (*vec_concatv2si_sse2): This.
16550 (*sse1_concatv2si): Renamed to ...
16551 (*vec_concatv2si_sse): This.
16552 (*vec_concatv2di_rex): Renamed to ...
16553 (*vec_concatv2di_rex64): This.
16554 (*vec_concatv2si_sse4_1): New.
16555 (*vec_concatv2di_rex64_sse4_1): Likewise.
16557 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
16559 PR rtl-optimization/36111
16560 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
16561 that was created for swappable operands.
16563 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
16566 * Makefile.in: Substitute GNATMAKE and GNATBIND.
16567 * configure.ac: Add call to ACX_PROG_GNAT.
16569 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
16571 * optc-gen.awk: Fix comment typo.
16573 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
16575 * pretty-print.c (pp_integer_with_precision): Use
16576 HOST_LONG_LONG_FORMAT.
16578 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
16580 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
16582 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
16584 * config/i386/i386.c (bdesc_ptest): Removed.
16585 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
16586 (bdesc_args): Add __builtin_ia32_ptestz128,
16587 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
16588 (ix86_init_mmx_sse_builtins): Updated.
16589 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
16590 (ix86_expand_builtin): Updated.
16592 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
16594 * tree-cfg.c (valid_fixed_convert_types_p): New function.
16595 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
16597 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
16599 * value-prof.c (interesting_stringop_to_profile): Do not
16600 return early for BUILT_IN_MEMPCPY.
16602 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
16604 * calls.c (expand_call): Don't use callgraph to increase
16605 preferred_stack_boundary.
16607 * cgraph.h (cgraph_rtl_info): Use unsigned on
16608 preferred_incoming_stack_boundary.
16610 * final.c (rest_of_clean_state): Use unsigned on
16611 preferred_stack_boundary.
16613 2008-05-09 Tom Tromey <tromey@redhat.com>
16615 PR preprocessor/22231:
16616 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
16619 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
16621 PR tree-optimization/36129
16622 * tree-ssa-ccp.c: Include value-prof.h.
16623 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
16624 built-in function was folded to a constant.
16625 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
16627 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
16628 Sebastian Pop <sebastian.pop@amd.com>
16630 * tree-scalar-evolution.c: Document instantiate_scev.
16631 (instantiate_parameters_1): Renamed instantiate_scev_1.
16632 Don't use the same loop for instantiation_loop and evolution_loop.
16633 (instantiate_scev): New.
16634 (instantiate_parameters): Moved...
16635 (resolve_mixers): Update call to instantiate_scev_1 to pass the
16636 same loop twice. Maintains the semantics for this function.
16637 * tree-scalar-evolution.h (instantiate_scev): Declare.
16638 (instantiate_parameters): ...here. Now static inline.
16639 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
16640 instead of resolve_mixers.
16642 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16644 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
16646 2008-05-09 Tomas Bily <tbily@suse.cz>
16648 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
16649 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
16650 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16651 * c-common.c (c_common_truthvalue_conversion): Likewise.
16652 * tree-object-size.c (compute_object_offset): Likewise.
16653 * tree-inline.c (estimate_num_insns_1): Likewise.
16654 * varasm.c (const_hash_1, compare_constant, copy_constant)
16655 (compute_reloc_for_constant, output_addressed_constants)
16656 (initializer_constant_valid_p): Likewise.
16657 * c-omp.c (check_omp_for_incr_expr): Likewise.
16658 * gimplify.c (gimplify_expr): Likewise.
16659 * c-typeck.c (c_finish_return): Likewise.
16660 * tree-vectorizer.c (supportable_widening_operation)
16661 (supportable_narrowing_operation): Likewise.
16662 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
16663 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
16664 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16665 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
16666 (descr_info_loc): Likewise.
16667 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16668 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
16669 (fold_unary): Likewise.
16670 * builtins.c (get_pointer_alignment): Likewise.
16671 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
16672 (instantiate_parameters_1): Likewise.
16673 * tree.c (expr_align, stabilize_reference): Likewise.
16674 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
16675 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
16676 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
16677 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16678 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
16679 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
16681 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
16682 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
16683 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
16684 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
16685 (forward_propagate_comparison)
16686 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16687 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
16688 * emit-rtl.c (component_ref_for_mem_expr)
16689 (set_mem_attributes_minus_bitpos): Likewise.
16690 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16691 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
16693 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
16694 (build_function_call, pointer_diff, build_compound_expr)
16695 (c_finish_return): Likewise.
16696 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
16697 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
16699 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
16700 * expr.c (is_aligning_offset): Likewise.
16701 * tree-ssa-alias.c (is_escape_site): Likewise.
16702 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
16703 (check_all_va_list_escapes): Likewise.
16704 * tree-ssa-loop-ivopts.c (determine_base_object)
16705 (determine_common_wider_type): Likewise.
16706 * dojump.c (do_jump): Likewise.
16707 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
16708 * tree-gimple.c (is_gimple_cast): Likewise.
16709 * fold-const.c (decode_field_reference, )
16710 (fold_sign_changed_comparison, fold_unary, fold_comparison)
16711 (fold_binary): Likewise.
16712 * tree-ssa-alias-warnings.c (find_alias_site_helper)
16713 (already_warned_in_frontend_p): Likewise.
16714 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
16715 * tree.c (really_constant_p, get_unwidened): Likewise.
16716 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
16717 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
16718 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
16720 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
16722 (CONVERT_EXPR_P): Define.
16723 (CASE_CONVERT): Define.
16725 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
16727 PR middle-end/36117
16728 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
16729 (delete_unmarked_insns): When deleting a call, call
16730 delete_unreachable_blocks.
16731 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16732 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
16734 2008-05-08 Richard Guenther <rguenther@suse.de>
16736 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
16737 (-ftree-salias): Likewise.
16738 (salias-max-implicit-fields): Remove param documentation.
16739 (salias-max-array-elements): Likewise.
16740 * tree-pass.h (pass_create_structure_vars): Remove.
16741 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16742 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16743 * tree-ssa-alias.c (create_structure_vars): Remove.
16744 (gate_structure_vars): Likewise.
16745 (pass_create_structure_vars): Likewise.
16746 (gate_build_alias): Likewise.
16747 (pass_build_alias): Adjust to run always and dump the function.
16748 * common.opt (ftree-salias): Hide.
16749 * passes.c (init_optimization_passes): Remove
16750 pass_create_structure_vars, adjust comment.
16751 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16752 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16753 * opts.c (decode_options): Do not set flag_tree_salias.
16754 (common_handle_option): Add OPT_ftree_salias to the backward
16755 compatibility section.
16757 2008-05-08 Richard Guenther <rguenther@suse.de>
16759 * tree-flow-inline.h (var_can_have_subvars): Move ...
16760 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
16761 * tree-flow.h (var_can_have_subvars): Remove.
16762 (push_fields_onto_fieldstack): Remove.
16763 (sort_fieldstack): Likewise.
16764 (struct fieldoff): Move ...
16765 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
16766 alias_set and base_for_components fields.
16767 (sort_fieldstack): Make static.
16768 (push_fields_onto_fieldstack): Likewise. Remove code that
16769 handles anything but RECORD_TYPEs. Remove alias_set and
16770 base_for_components handling.
16771 (create_variable_info_for): Adjust.
16773 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
16775 * common.opt (Wframe-larger-than=): Shorten the help message
16777 * doc/invoke.texi (Wframe-larger-than=): Add more description.
16779 2008-05-08 Rafael EspÃndola <espindola@google.com>
16781 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
16783 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
16784 trap and that both operands are gimple values.
16785 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
16786 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
16789 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16791 * read-rtl.c (join_c_conditions): Return the first string if the
16792 two strings are equal.
16794 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16796 * gensupport.h (pred_data): Add a "num_codes" field.
16797 (add_predicate_code): Declare.
16798 * gensupport.c (add_predicate_code): New function.
16799 (std_pred_table): Add an "allows_const_p" field.
16800 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
16801 Remove the (incomplete) list of such codes from the codes field.
16802 (init_predicate_table): Use add_predicate_code. Add all
16803 RTX_CONST_OBJs if allows_const_p is true.
16804 * genrecog.c (process_define_predicate): Use add_predicate_code.
16806 2008-05-08 David Daney <ddaney@avtrex.com>
16807 Richard Sandiford <rsandifo@nildram.co.uk>
16809 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
16810 special case of constant zero operands.
16811 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
16812 old and new values. Special case constant zero values.
16813 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
16815 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
16816 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
16818 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
16821 * simplify-rtx.c (simplify_plus_minus): Create CONST of
16822 similar RTX_CONST_OBJ before CONST_INT.
16824 2008-05-08 Steve Ellcey <sje@cup.hp.com>
16826 * stmt.c (expand_stack_restore): Change sa mode if needed.
16828 2008-05-08 Richard Guenther <rguenther@suse.de>
16830 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
16831 return type to bool.
16832 (ix86_sol10_return_in_memory): Likewise.
16833 (ix86_i386elf_return_in_memory): Likewise.
16834 (ix86_i386interix_return_in_memory): Likewise.
16835 * config/i386/i386.c (ix86_return_in_memory): Likewise.
16836 (ix86_sol10_return_in_memory): Likewise.
16837 (ix86_i386elf_return_in_memory): Likewise.
16838 (ix86_i386interix_return_in_memory): Likewise.
16840 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16843 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
16845 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
16846 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
16849 2008-05-08 Richard Guenther <rguenther@suse.de>
16851 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
16852 * tree-data-ref.h (struct dr_alias): Remove subvars field.
16853 (DR_SUBVARS): Remove.
16854 * tree-dfa.c (dump_subvars_for): Remove.
16855 (debug_subvars_for): Likewise.
16856 (dump_variable): Do not dump subvars.
16857 (remove_referenced_var): Do not remove subvars.
16858 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
16859 (lookup_subvars_for_var): Remove.
16860 (get_subvars_for_var): Likewise.
16861 (get_subvars_at): Likewise.
16862 (get_first_overlapping_subvar): Likewise.
16863 (overlap_subvar): Likewise.
16864 * tree-flow.h (subvar_t): Remove.
16865 (struct var_ann_d): Remove subvars field.
16866 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
16867 argument. Remove special handling of SFTs.
16868 (compute_tag_properties): Likewise.
16869 (set_initial_properties): Likewise.
16870 (compute_call_clobbered): Likewise.
16871 (count_mem_refs): Likewise.
16872 (compute_memory_partitions): Likewise.
16873 (compute_flow_insensitive_aliasing): Likewise.
16874 (setup_pointers_and_addressables): Likewise.
16875 (new_type_alias): Likewise.
16876 (struct used_part): Remove.
16877 (used_portions): Likewise.
16878 (struct used_part_map): Likewise.
16879 (used_part_map_eq): Likewise.
16880 (used_part_map_hash): Likewise.
16881 (free_used_part_map): Likewise.
16882 (up_lookup): Likewise.
16883 (up_insert): Likewise.
16884 (get_or_create_used_part_for): Likewise.
16885 (create_sft): Likewise.
16886 (create_overlap_variables_for): Likewise.
16887 (find_used_portions): Likewise.
16888 (create_structure_vars): Likewise.
16889 * tree.def (STRUCT_FIELD_TAG): Remove.
16890 * tree.h (MTAG_P): Adjust.
16891 (struct tree_memory_tag): Remove base_for_components and
16892 unpartitionable flags.
16893 (struct tree_struct_field_tag): Remove.
16894 (SFT_PARENT_VAR): Likewise.
16895 (SFT_OFFSET): Likewise.
16896 (SFT_SIZE): Likewise.
16897 (SFT_NONADDRESSABLE_P): Likewise.
16898 (SFT_ALIAS_SET): Likewise.
16899 (SFT_UNPARTITIONABLE_P): Likewise.
16900 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
16901 (union tree_node): Remove sft field.
16902 * alias.c (get_alias_set): Remove special handling of SFTs.
16903 * print-tree.c (print_node): Remove handling of SFTs.
16904 * tree-dump.c (dequeue_and_dump): Likewise.
16905 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
16906 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
16907 * tree-predcom.c (set_alias_info): Do not set subvars.
16908 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
16909 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
16910 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
16911 (add_vars_for_offset): Remove.
16912 (add_virtual_operand): Remove special handling of SFTs.
16913 (add_call_clobber_ops): Likewise.
16914 (add_call_read_ops): Likewise.
16915 (get_asm_expr_operands): Likewise.
16916 (get_modify_stmt_operands): Likewise.
16917 (get_expr_operands): Likewise.
16918 (add_to_addressable_set): Likewise.
16919 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
16920 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
16921 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
16922 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
16923 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
16924 (tree_node_structure): Likewise.
16925 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
16927 (find_what_p_points_to): Likewise.
16929 2008-05-08 Sa Liu <saliu@de.ibm.com>
16931 * config/spu/spu.md: Fixed subti3 pattern.
16933 2008-05-08 Richard Guenther <rguenther@suse.de>
16935 PR middle-end/36154
16936 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
16937 sure to create a representative for trailing arrays for PTA.
16939 2008-05-08 Richard Guenther <rguenther@suse.de>
16941 PR middle-end/36172
16942 * fold-const.c (operand_equal_p): Two objects which types
16943 differ in pointerness are not equal.
16945 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16947 * calls.c (compute_argument_block_size): Add argument tree fndecl.
16948 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
16949 (emit_library_call_value_1): Add new variable fndecl initialized by
16950 NULL_TREE. It should be the decl type of orgfun, but this information
16951 seems not to be available here, so it uses the default calling abi.
16952 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
16953 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
16954 by TARGET_RETURN_IN_MEMORY.
16955 * config/i386/i386-interix.h: Likewise.
16956 * config/i386/i386.h: Likewise.
16957 * config/i386/i386elf.h: Likewise.
16958 * config/i386/ptx4-i.h: Likewise.
16959 * config/i386/sol2-10.h: Likewise.
16960 * config/i386/sysv4.h: Likewise.
16961 * config/i386/vx-common.h: Likewise.
16962 * config/cris/cris.h: Removed #if 0 clause.
16963 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
16964 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
16966 (ix86_sol10_return_in_memory): Likewise.
16967 (ix86_i386elf_return_in_memory): New.
16968 (ix86_i386interix_return_in_memory): New.
16969 * config/mt/mt-protos.h (mt_return_in_memory): New.
16970 * config/mt/mt.c: Likewise.
16971 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16972 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
16973 * config/bfin/bfin.h: Likewise.
16974 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
16976 * config/bfin/bfin.c: Likewise.
16977 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16978 * config/alpha/unicosmk.h: Likewise.
16979 * config/i386/cygming.h: Likewise.
16980 * config/iq2000/iq2000.h: Likewise.
16981 * config/mips/mips.h: Likewise.
16982 * config/mn10300/mn10300.h: Likewise.
16983 * config/rs6000/rs6000.h: Likewise.
16984 * config/score/score.h: Likewise.
16985 * config/spu/spu.h: Likewise.
16986 * config/v850/v850.h: Likewise.
16987 * defaults.h: Likewise.
16988 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
16989 * expr.c (emit_block_move): Adjust use of
16990 OUTGOING_REG_PARM_STACK_SPACE.
16991 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
16992 OUTGOING_REG_PARM_STACK_SPACE.
16993 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
16995 2008-05-08 Jakub Jelinek <jakub@redhat.com>
16997 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
16998 on OMP_RETURN for OMP_FOR.
17001 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17002 (fortran_common): New function.
17003 (gen_variable_die): Call fortran_common instead of common_check,
17004 adjust for it returning tree instead of rtx. Formatting.
17006 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17010 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17011 * c-decl.c (merge_decls): Ditto.
17012 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17013 to RTL_CONST_OR_PURE_CALL_P.
17014 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17015 Initialized DECL_LOOPING_CONST_PURE.
17016 (process_call_operands): Set tree_side_effects properly.
17017 * tree.h (TREE_READONLY_DECL_P): Removed.
17018 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17019 (DECL_LOOPING_OR_CONST_P): New macro.
17020 (struct tree_function_decl): Added looping_const_or_pure_p.
17021 (ECF_*) Renumbered.
17022 (ECF_LOOPING_OR_CONST_P): New macro.
17023 * rtlanal.c (pure_const_p): Removed.
17024 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17025 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17026 to RTL_CONST_CALL_P.
17027 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17028 (check_decl, check_tree, check_call, scan_function): Initialize
17030 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17031 (static_execute): Set looping true for recursive functions.
17032 Undo setting state to IPA_NEITHER for recursive functions.
17033 * cse.c (cse_insn):
17034 * ifcvt.c (noce_can_store_speculate_p): Changed
17035 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17036 RTL_CONST_OR_PURE_CALL_P.
17037 * dse.c (scan_insn): Ditto.
17038 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17039 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17040 RTL_CONST_OR_PURE_CALL_P.
17041 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17042 pure_call_p to RTL_CONST_CALL_P.
17043 * gimplify.c (gimplify_call_expr): Clear side effects for
17044 non-looping pure and constant calls.
17045 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17046 (flags_from_decl_or_type): Set ecf flags from decl flags.
17047 (initialize_argument_information): Turn off
17048 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17049 Change const to pure if callee_copies is true rather than just
17051 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17052 way of marking pure calls.
17053 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17054 Remove hack that was supposed to fix pr7335 and remove old
17055 way of marking pure calls.
17056 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17057 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17058 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17059 RTL_CONST_OR_PURE_CALL_P.
17060 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17061 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17062 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17063 * sched-deps.c (schedule_analyze): Ditto.
17064 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17065 return_val field of calls to represent pure and const function info.
17066 (CONST_OR_PURE_CALL_P): Deleted macro.
17067 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17068 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17069 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17071 * tree-optimize.c (execute_fixup_cfg): Added test for
17072 ECF_LOOPING_CONST_OR_PURE.
17073 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17075 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17076 effects for looping pure or const calls.
17077 (verify_gimple_expr): Added verification code.
17078 * config/alpha/alpha.c (alpha_legitimize_address,
17079 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17081 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17082 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17083 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17084 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17085 RTL_CONST_OR_PURE_CALL_P.
17086 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17087 and const calls to be deleted.
17089 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17092 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17093 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17094 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17095 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17096 to handle nonimmediate operands.
17097 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17098 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17099 to handle nonimmediate operands.
17100 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17101 (mmx_pmulhrwv4hi3): New expander. Use
17102 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17103 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17104 (sse2_umulv1siv1di3): New expander. Use
17105 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17106 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17107 (mmx_eq<mode>3): New expander. Use
17108 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17109 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17110 (mmx_uavgv8qi3): New expander. Use
17111 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17112 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17113 (mmx_uavgv4hi3): New expander. Use
17114 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17116 * config/i386/sse.md
17117 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17118 to handle nonimmediate operands.
17119 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17120 to handle nonimmediate operands.
17121 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17122 to handle nonimmediate operands.
17123 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17124 to handle nonimmediate operands.
17125 (sse2_unpckhpd_exp): New expander. Use
17126 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17127 (sse2_unpcklpd_exp): New expander. Use
17128 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17129 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17130 to handle nonimmediate operands.
17131 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17132 to handle nonimmediate operands.
17133 (*sse2_<plusminus_insn><mode>3): Rename from
17134 sse2_<plusminus_insn><mode>3 insn pattern.
17135 (sse2_<plusminus_insn><mode>3): New expander. Use
17136 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17137 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17138 (sse2_umulv2siv2di3): New expander. Use
17139 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17140 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17141 (sse4_1_mulv2siv2di3): New expander. Use
17142 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17143 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17144 (sse2_pmaddwd): New expander. Use
17145 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17146 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17147 (sse2_eq<mode>3): New expander. Use
17148 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17149 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17150 (sse4_1_eqv2di3): New expander. Use
17151 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17152 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17153 (sse2_uavgv16qi3): New expander. Use
17154 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17155 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17156 (sse2_uavgv16qi3): New expander. Use
17157 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17158 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17159 (sse2_uavgv8hi3): New expander. Use
17160 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17161 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17162 (ssse3_pmulhrswv8hi3): New expander. Use
17163 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17164 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17165 (ssse3_pmulhrswv4hi3): New expander. Use
17166 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17168 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17169 (<sse>_vmmul<mode>3): Ditto.
17170 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17172 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17173 (ssse3_pmaddubsw): Ditto.
17175 * config/i386/i386.c (struct_builtin_description)
17176 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17177 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17178 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17179 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17180 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17181 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17182 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17183 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17184 (ix86_fixup_binary_operands): Assert that src1
17185 and src2 must have the same mode when swapped.
17186 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17187 and ix86_binary_operator_ok. Do not force operands in registers
17190 2008-05-07 Jan Hubicka <jh@suse.cz>
17192 * cgraph.c (dump_cgraph_node): Update.
17193 * cgraph.h (cgraph_local_info): Break out inline summary.
17194 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17196 * ipa-inline (inline_summary): New accestor function.
17197 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17198 cgraph_decide_inlining, compute_inline_parameters): Update.
17199 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17201 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17203 Cleanup ColdFire scheduling support and add V4 pipeline model.
17205 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17206 (define_attr cpu): Add cfv4 value.
17207 (define_attr type, define_attr type1): Merge into a single 'type'
17208 attribute. Update all uses.
17209 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17210 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17212 (define_attr opx_mem, define_attr opy_mem): Remove.
17213 (define_attr op_mem): Clean up, update comment.
17214 (define_attr size): Use specific values instead of general int.
17215 (define_attr guess, define_attr split): Remove. Update all uses.
17216 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17217 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17218 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17219 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17220 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17221 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17222 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17223 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17224 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17225 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17226 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17227 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17228 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17229 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17230 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17231 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17232 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17233 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17234 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17235 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17236 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17237 Update or set attributes.
17238 (stack_tie): New fake instruction.
17240 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17241 (m68k_sched_attr_size): Update declaration.
17242 (m68k_sched_attr_type2): Remove.
17243 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17244 Declare new bypass predicates.
17246 * config/m68k/m68k.c (m68k_sched_issue_rate,
17247 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17249 (TARGET_SCHED_ISSUE_RATE,
17250 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17251 (override_options): Handle scheduling for ColdFire V4 core.
17252 (m68k_expand_prologue): Emit stack_tie.
17253 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17254 'OP_TYPE_FPN'. Update all uses.
17255 (sched_guess_p): Remove.
17256 (sched_address_type): Handle symbolic addresses.
17257 (sched_get_operand): New static function.
17258 (sched_operand_type): Merge into sched_attr_op_type.
17259 (sched_attr_op_type): Handle FP registers, handle quick constants,
17261 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17262 (m68k_sched_attr_size): Update. Move logic to ...
17263 (sched_get_attr_size_int): New static function.
17264 (sched_get_opxy_mem_type): New static function.
17265 (m68k_sched_attr_op_mem): Update.
17266 (m68k_sched_attr_type2): Remove.
17267 (sched_cfv4_bypass_data): New static variable.
17268 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17269 (m68k_sched_issue_rate): Implement scheduler hook.
17270 (struct _sched_ib: enabled_p): New field.
17271 (m68k_sched_variable_issue): Update. Handle V4.
17272 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17273 sched_dump_class_func_t, sched_dump_split_class,
17274 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17275 sched_dump_dfa_class, m68k_sched_dump): Remove.
17276 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17278 (m68k_sched_init_global): Remove statisctics dumping, introduce
17279 sanity check that all instructions have pipeline reservations. Handle
17281 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17282 Handle ColdFire V4 core.
17283 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17284 New static functions.
17285 (m68k_sched_address_bypass_p): New bypass predicate.
17286 (sched_get_indexed_address_scale): New static function.
17287 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17289 * cf.md: Update comments.
17290 (define_attr type2): Remove. Use 'type' attribute instead.
17292 (cf_ib): Rename to cfv123_ib. Update all uses.
17293 (cf_oep): Rename to cfv123_oep. Update all uses.
17294 (cf_chr): Rename to cfv123_chr. Update all uses.
17295 (cf_mem): Rename to cfv123_mem. Update all uses.
17296 (cf_mac): Move to more appropriate place.
17297 (cfv123_guess): New automaton and cpu_unit.
17298 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17299 Update uses of 'size' attribute. Handle before reload scheduling.
17300 (cfv123_guess): New dummy reservation for unhandled instructions.
17301 (cfv4_*): Pipeline description of ColdFire V4 core.
17302 (ignore): New reservation to handle 'ignore' type.
17304 2008-05-07 Ian Lance Taylor <iant@google.com>
17306 PR middle-end/36013
17307 * gimplify.c (find_single_pointer_decl_1): Don't look through
17309 (find_single_pointer_decl): Adjust comments.
17311 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17313 PR middle-end/36137
17314 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17315 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17317 PR middle-end/36106
17318 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17319 integral type rather than floating point, then VIEW_CONVERT_EXPR
17320 to the floating point type.
17322 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17324 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17325 TFmode op0 to register.
17327 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17329 * c-decl.c (grokdeclarator): Comment typo.
17331 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17333 * tree-flow.h: Remove prototype for computed_goto_p.
17334 * tree-cfg.c (computed_goto_p): Make static.
17336 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17339 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17340 (contains_aligned_value_p): This. Handle _Decimal128.
17341 (ix86_function_arg_boundary): Only align _Decimal128 to its
17342 natural boundary and handle it properly.
17344 2008-05-06 Martin Jambor <mjambor@suse.cz>
17346 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17347 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17348 (ipcp_method_set_orig_node): Removed.
17349 (ipcp_cval_get_cvalue_type): Removed.
17350 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17351 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17352 (ipcp_cval_set_cvalue_type): Removed.
17353 (ipcp_cval_get_cvalue): Removed.
17354 (ipcp_cval_set_cvalue): Removed.
17355 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17356 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17357 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17358 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17359 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17360 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17361 (ipcp_get_ith_lattice): Changed parameters.
17362 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17363 (ipcp_lattice_from_jfunc): Changed parameters.
17364 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17365 (ipcp_method_cval_print): Added temporary variable info.
17366 (ipcp_redirect): Removed already unused local variable caller.
17367 (ipcp_redirect): New temporary variable orig_callee_info
17368 (ipcp_redirect): Removed newly unused local variable callee.
17369 (ipcp_redirect): Removed (a bit confusing) local variable type.
17370 (ipcp_insert_stage): Added local variable info.
17371 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17373 (ipcp_formal_create): Removed.
17374 (ipcp_method_cval_set): Removed.
17375 (ipcp_propagate_stage): Renamed lattice variables.
17376 (ipcp_method_cval_set_cvalue_type): Removed.
17377 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17378 (ipcp_print_all_lattices): Changed printed strings to refer to
17379 lattices rather than cvals.
17380 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17381 (ipcp_propagate_const): Changed formal parameters.
17382 (build_const_val): Changed formal parameters.
17383 (ipcp_insert_stage): Removed useless variable cvalue
17384 (build_const_val): Changed formal parameters.
17385 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17386 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17387 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17388 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17389 (ipcp_print_func_profile_counts): Changed string from "method" to
17391 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17392 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17393 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17394 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17395 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17396 (ipcp_lat_is_const): Changed parameters and made inline.
17397 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17398 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17399 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17400 the predicate condition directly
17401 (ipcp_propagate_stage): Added local variable args. Removed local
17402 variable callee. (Both are mere code simplifications.)
17403 (ipcp_method_dont_insert_const): Renamed to
17404 ipcp_node_not_modifiable_p.
17405 (ipcp_node_not_modifiable_p): Made inline.
17406 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17407 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17408 (ipcp_print_all_lattices): Removed variable cvalue
17409 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
17412 2008-05-06 Olivier Hainque <hainque@adacore.com>
17414 * tree-sra.c (try_instantiate_multiple_fields): Early return
17415 if field has POINTER_TYPE.
17417 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
17419 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
17420 by using 'q' specifier for instruction.
17421 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
17423 2008-05-06 Anatoly Sokolov <aesok@post.ru>
17425 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17426 Change mode of zero_extract from QImode to HImode.
17427 (sign bit tests peepholes): (Ditto.).
17429 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
17431 * config/i386/mmx.md: Remove double backslashes from asm templates.
17432 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
17433 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17434 to handle nonimmediate operands.
17435 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
17436 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17437 to handle nonimmediate operands.
17438 (*mmx_<code>v2sf3_finite): New insn pattern.
17439 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
17440 (mmx_<code>v2sf3): New expander. Use
17441 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17442 (mmx_<plusminus_insn><mode>3): New expander. Use
17443 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17444 (*mmx_<plusminus_insn><mode>3): New insn pattern.
17445 (mmx_add<mode>3): Removed.
17446 (mmx_ssadd<mode>3): Ditto.
17447 (mmx_usadd<mode>3): Ditto.
17448 (mmx_sub<mode>3): Ditto.
17449 (mmx_sssub<mode>3): Ditto.
17450 (mmx_ussub<mode>3): Ditto.
17451 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
17452 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
17453 to handle nonimmediate operands.
17454 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
17456 (mmx_smulv4hi3_highpart): New expander. Use
17457 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17458 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
17460 (mmx_umulv4hi3_highpart): New expander. Use
17461 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17462 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
17463 (mmx_<code>v4hi3): New expander. Use
17464 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17465 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
17466 (mmx_<code>v8qi3): New expander. Use
17467 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17468 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
17469 (mmx_<code><mode>3): New expander. Use
17470 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17472 2008-05-05 Jan Hubicka <jh@suse.cz>
17474 PR tree-optimization/36118
17475 * passes.c (pass_init_dump_file): Fix dump header.
17477 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17479 PR middle-end/36141
17480 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
17481 VCE for function decls.
17483 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17485 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
17487 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17489 * config/i386/i386.md (sat_plusminus): New.
17490 (plusminus_insn): Likewise.
17491 (plusminus_mnemonic): Likewise.
17493 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
17494 (*<addsub><mode>3_cc_overflow): Renamed to ...
17495 (*<plusminus_insn><mode>3_cc_overflow): This.
17496 (*<addsub>si3_zext_cc_overflow): Renamed to ...
17497 (*<plusminus_insn>si3_zext_cc_overflow): This.
17499 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
17500 (<plusminus_insn><mode>3): This.
17501 (*<addsub><mode>3): Renamed to ...
17502 (*<plusminus_insn><mode>3): This.
17503 (<sse>_vm<addsub><mode>3): Renamed to ...
17504 (<sse>_vm<plusminus_insn><mode>3): This.
17505 (sse3_h<addsub>v4sf3): Renamed to ...
17506 (sse3_h<plusminus_insn>v4sf3): This.
17507 (sse3_h<addsub>v2df3): Renamed to ...
17508 (sse3_h<plusminus_insn>v2df3): This.
17509 (<plusminus_insn><mode>3): New.
17510 (*<plusminus_insn><mode>3): Likewise.
17511 (sse2_<plusminus_insn><mode>3): Likewise.
17512 (add<mode>): Removed.
17513 (*add<mode>3): Likewise.
17514 (sse2_ssadd<mode>3): Likewise.
17515 (sse2_usadd<mode>3): Likewise.
17516 (sub<mode>3): Likewise.
17517 (*sub<mode>3): Likewise.
17518 (sse2_sssub<mode>3): Likewise.
17519 (sse2_ussub<mode>3): Likewise.
17521 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
17523 * gthr-single.h: Add in required interface elements as per gthr.h.
17524 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
17525 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
17526 Generalize UNUSED macro.
17527 (__gthread_once): Add.
17528 (__gthread_key_create): Add.
17529 (__gthread_key_delete): Add.
17530 (__gthread_getspecific): Add.
17531 (__gthread_setspecific): Add.
17533 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
17535 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
17536 the same size types for the indirect reference on the rhs, then
17539 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
17541 * config/i386/i386.md
17542 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
17543 one insn template instead of template series.
17544 (*xordi_1_rex64): Ditto.
17545 (*xordi_2_rex64): Ditto.
17547 2008-05-05 Ira Rosen <irar@il.ibm.com>
17549 PR tree-optimization/36119
17550 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
17553 2008-06-04 Jan Hubicka <jh@suse.cz>
17555 tree-optimization/36100
17556 * tree-pass.h (pass_O0_always_inline): Declare.
17557 * ipa-inline.c (inline_transform): Remove dead code.
17558 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
17559 pass_O0_always_inline): New.
17560 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
17562 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
17564 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
17565 mnemonic in this_param move for TARGET_64BIT.
17567 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
17569 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
17570 (*strmovsi_rex_1): Ditto.
17571 (*strsetsi_1): Ditto.
17572 (*strsetsi_rex_1): Ditto.
17574 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
17575 adddicc expanders using SWI mode iterator.
17577 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
17580 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
17583 2008-05-04 David S. Miller <davem@davemloft.net>
17585 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
17586 (sparc*-*-linux*): Use linux.h in tm_file.
17587 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
17588 compiler defaulting to 32-bit.
17589 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
17591 * config/sparc/linux.h: Remove definitions now obtained
17592 properly from linux.h
17593 * config/sparc/linux64.h: Likewise.
17594 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
17595 don't want this setting for 32-bit builds in a biarch compiler.
17596 * doc/install.texi: Add sparc-linux to list of targets
17597 supporting --enable-targets=all.
17599 2008-05-03 Andrew Pinski <pinskia@gmail.com>
17601 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
17603 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
17605 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
17606 after V4SI_FTYPE_V8HI.
17607 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
17608 case V4SI_FTYPE_V2DF.
17610 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
17612 * doc/invoke.texi (max-flow-memory-locations): Removed.
17613 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
17615 2008-05-03 Richard Guenther <rguenther@suse.de>
17617 PR middle-end/34973
17618 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
17620 2008-05-02 David S. Miller <davem@davemloft.net>
17622 * config.gcc (need_64bit_hwint): Document libcpp dependency.
17624 2008-05-02 Simon Baldwin <simonb@google.com>
17627 * c-common.h (warn_array_subscript_range): Removed.
17628 * c-common.c (warn_array_subscript_range): Ditto.
17629 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
17630 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
17632 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17634 * config/i386/i386.c (ix86_special_builtin_type): New.
17635 (bdesc_special_args): Likewise.
17636 (ix86_expand_special_args_builtin): Likewise.
17637 (ix86_init_mmx_sse_builtins): Updated.
17638 (ix86_expand_builtin): Updated.
17639 (ix86_expand_store_builtin): Removed.
17640 (ix86_expand_unop_builtin): Likewise.
17642 * config/i386/mm3dnow.h (__v2sf): Moved to ...
17643 * config/i386/mmintrin.h (__v2sf): Here.
17645 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
17647 (_mm_loadl_pi): Likewise.
17648 (_mm_storeh_pi): Replace __v2si with __v2sf.
17649 (_mm_storel_pi): Likewise.
17651 * doc/extend.texi: Correct __builtin_ia32_loadhps,
17652 __builtin_ia32_loadlps, __builtin_ia32_storehps,
17653 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
17654 __builtin_ia32_loadlpd.
17656 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17658 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
17659 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
17660 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
17661 (ix86_init_mmx_sse_builtins): Updated.
17662 (ix86_expand_args_builtin): Likewise.
17663 (ix86_expand_builtin): Likewise.
17664 (ix86_expand_unop1_builtin): Renamed to ...
17665 (ix86_expand_unop_vec_merge_builtin): This.
17667 2008-05-01 Jan Hubicka <jh@suse.cz>
17670 * ipa-inline.c (inline_generate_summary): Make static.
17671 (inline_transform): Do not call inlining at -O0; make static.
17672 * passes.c (execute_todo): Add sanity check.
17673 (execute_one_ipa_transform_pass): Execute proper flags.
17675 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
17677 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
17678 (DECL_NONADDRESSABLE_P): Likewise.
17679 * alias.c (record_component_aliases): Fix comment.
17681 2008-05-01 Simon Baldwin <simonb@google.com>
17683 * c-common.h (warn_array_subscript_range): New function.
17684 * c-common.c (warn_array_subscript_range): Ditto.
17685 * tree-vrp.c (check_array_ref): Corrected code to agree with
17686 comment, ignoring only arrays of size 0 or size 1.
17687 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
17689 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17691 * config/i386/i386.c (ix86_builtin_type): Replace
17692 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
17693 (bdesc_args): Updated.
17694 (ix86_init_mmx_sse_builtins): Likewise.
17695 (ix86_expand_args_builtin): Likewise.
17697 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
17700 * doc/extend.texi: Correct __builtin_ia32_palignr.
17702 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17705 * config/i386/i386.c (bdesc_crc32): Removed.
17706 (ix86_expand_crc32): Likewise.
17707 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
17708 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
17709 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
17710 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
17711 UINT_FTYPE_UINT_UCHAR.
17712 (bdesc_args): Updated. Add crc32 builtins.
17713 (ix86_init_mmx_sse_builtins): Updated.
17714 (ix86_expand_args_builtin): Updated to support subreg.
17716 * doc/extend.texi: Correct __builtin_ia32_crc32di.
17718 2008-05-01 Jan Hubicka <jh@suse.cz>
17720 * tree-pass.h (opt_pass): Add IPA_PASS.
17721 (varpool_node, cgraph_node): Forward declare.
17722 (ipa_opt_pass): Define.
17723 (pass_ipa_inline): Turn into ipa_opt_pass.
17724 (pass_apply_inline): Remove.
17725 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
17726 (apply_inline): Turn into ....
17727 (inline_transform): ... this one.
17728 (inline_generate_summary): New function.
17729 (pass_apply_inline): Remove.
17730 * function.h (ipa_opt_pass): Forward declare structure; typedef;
17732 (struct function): Add ipa_transforms_to_apply.
17733 * passes.c (register_one_dump_file): Work on IPA_PASS.
17734 (init_optimization_passes): Remove pass_inline_parameters and
17736 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
17737 (execute_one_pass) ... here; apply transforms when possible.
17738 (add_ipa_transform_pass, execute_ipa_summary_asses,
17739 execute_one_ipa_transform_pass): New.
17740 (execute_ipa_pass_list): Update for IPA_PASS type.
17742 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17744 * config/i386/i386.c (ix86_builtin_type): Add
17745 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
17746 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
17747 (bdesc_args): Add SSE4a builtins.
17748 (ix86_init_mmx_sse_builtins): Updated.
17749 (ix86_expand_args_builtin): Likewise.
17750 (ix86_expand_builtin): Likewise.
17752 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17754 * config/i386/i386.c (ix86_builtin_type): Add
17755 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
17756 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
17757 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
17758 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
17759 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
17760 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
17761 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
17762 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
17763 and DI_FTYPE_DI_DI_INT.
17764 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
17765 (ix86_init_mmx_sse_builtins): Updated.
17766 (ix86_expand_args_builtin): Likewise.
17767 (ix86_expand_builtin): Likewise.
17768 (ix86_expand_binop_imm_builtin): Removed.
17770 * doc/extend.texi: Correct __builtin_ia32_palignr128.
17772 2008-04-30 Richard Guenther <rguenther@suse.de>
17774 PR tree-optimization/32921
17775 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
17777 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
17779 * config/arm/arm.c (arm_unwind_emit): Use
17780 crtl->all_throwers_are_sibcalls instead of
17781 cfun->all_throwers_are_sibcalls.
17782 (arm_output_fn_unwind): Likewise.
17783 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
17784 instead of cfun->uses_pic_offset_table.
17785 (frv_expand_prologue): Likewise.
17786 (frv_frame_pointer_required): Likewise.
17787 (frv_expand_fdpic_call): Likewise.
17788 (frv_emit_movsi): Likewise.
17789 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
17790 cfun->returns_pcc_struct instead of
17791 current_function_returns_pcc_struct.
17792 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
17793 instead of cfun->calls_eh_return.
17794 (m32c_pushm_popm): Likewise.
17795 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
17796 "extern" declaration.
17798 2008-04-30 Richard Guenther <rguenther@suse.de>
17800 PR tree-optimization/21636
17801 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
17803 (evaluate_stmt): Print the likely value.
17804 (ccp_visit_stmt): Avoid excessive vertical spacing.
17806 2008-04-30 Rafael EspÃndola <espindola@google.com>
17808 * builtins.c (fold_call_expr): Return realret.
17809 * tree-ssa-threadedge.c
17810 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17811 __builtin_object_size.
17813 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
17815 * gcc.c (wrapper_string): New variable.
17816 (insert_wrapper): New function.
17817 (execute): New option -wrapper.
17818 * doc/invoke.texi (Overall Options): New driver option -wrapper.
17820 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
17822 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
17823 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
17824 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
17826 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
17827 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
17828 config/rs6000/e500crtres64gprctr.asm,
17829 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
17830 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
17831 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
17832 config/rs6000/e500crtsav64gprctr.asm,
17833 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
17834 config/rs6000/e500crtsavg64gprctr.asm: New files.
17835 * config/rs6000/t-ppccomm: Add build rules for new files.
17836 (LIB2FUNCS_STATIC_EXTRA): Add new files.
17837 * config/rs6000/t-netbsd: Add build rules for new files.
17838 (LIB2FUNCS_STATIC_EXTRA): New variable.
17839 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
17840 (CRTSAVRES_DEFAULT_SPEC): Likewise.
17841 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
17843 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
17845 * config/i386/i386.c (ix86_builtin_type): Add
17846 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
17847 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
17848 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
17849 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
17850 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
17851 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
17852 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
17853 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
17854 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
17855 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
17856 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
17857 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
17858 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
17859 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
17860 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
17861 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
17862 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
17863 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
17864 V1DI_FTYPE_V2SI_V2SI.
17865 (bdesc_2arg): Moved to ...
17866 (bdesc_args): Here.
17867 (ix86_init_mmx_sse_builtins): Updated.
17868 (ix86_expand_args_builtin): Updated. Take a pointer
17869 to const struct builtin_description. Handle comparison
17871 (ix86_expand_sse_compare): Take a new argument for swapping operands.
17872 (ix86_expand_builtin): Updated.
17874 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
17875 (ssse3_pmaddubsw128): This.
17876 (ssse3_pmaddubswv4hi3): Renamed to ...
17877 (ssse3_pmaddubsw): This.
17879 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
17880 (__builtin_ia32_packssdw128): Likewise.
17881 (__builtin_ia32_packuswb128): Likewise.
17882 (__builtin_ia32_pmaddubsw): Likewise.
17883 (__builtin_ia32_pmaddubsw128): Likewise.
17885 2008-04-30 Richard Guenther <rguenther@suse.de>
17887 PR tree-optimization/14847
17888 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
17889 (recognize_bits_test): Use it.
17890 (recognize_single_bit_test): Likewise.
17892 2008-04-30 Martin Jambor <mjambor@suse.cz>
17894 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
17895 instead of setting number of formal parameters to zero.
17896 (ipcp_init_stage): Do not set the number of actual parameters to zero
17898 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
17899 which are called with variable number of arguments.
17900 (ipcp_insert_stage): Explicitely skipping all nodes which are
17901 called with variable number of arguments.
17902 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
17903 number of parameters.
17905 * ipa-prop.h (struct ipa_node_params): Added flag
17906 called_with_var_arguments
17907 (ipa_set_param_count): Added. Changed sole setter to use it.
17908 (ipa_get_param_count): Added. All readers of param_count
17909 converted to use it instead.
17910 (ipa_set_called_with_variable_arg): Added.
17911 (ipa_is_called_with_var_arguments): Added.
17912 (ipa_get_ith_param): Added. All readers of param_decls converted
17914 (ipa_set_cs_argument_count): Added, sole writer to argument_count
17916 (ipa_get_cs_argument_count): Added, all readers of argument_count
17918 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
17921 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
17922 (struct ipcp_lattice): Renamed cval_type to type
17923 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
17925 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
17926 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
17927 (ipcp_insert_stage): Changed the type of variable cvalue to tree
17928 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
17929 (build_const_val): Changed the type of parameter cvalue to tree
17930 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
17931 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
17933 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
17936 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
17937 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
17938 (ipa_add_method): Renamed to ipa_push_func_to_list
17939 (ipa_remove_method): Renamed to ipa_pop_func_from_list
17940 (ipa_callsite_param_count): Removed.
17941 (ipa_callsite_param_count_set): Removed.
17942 (ipa_callsite_param): Removed.
17943 (ipa_callsite_callee): Removed.
17944 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
17945 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
17946 (ipa_method_formal_count): Removed.
17947 (ipa_method_formal_count_set): Removed.
17948 (ipa_method_get_tree): Removed.
17949 (ipa_method_tree_map_create): Removed.
17950 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
17951 (ipa_create_param_decls_array): Creates the array itself
17952 (ipa_create_param_decls_array): Temporary variable info instead of
17953 a few dereferences.
17954 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
17955 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
17956 (get_type): Removed.
17957 (ipa_jf_get_info_type): Removed.
17958 (ipa_node_create): Renamed to ipa_create_node_params
17959 (ipa_free): Renamed to ipa_free_all_node_params
17960 (ipa_nodes_create): Renamed to ipa_create_all_node_params
17961 (ipa_edges_create): Renamed to ipa_create_all_edge_args
17962 (ipa_edges_free): Renamed to ipa_free_all_edge_args
17963 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
17964 (ipa_free_all_node_params): Deallocation to jump_functions moved to
17965 ipa_free_all_edge_args
17966 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
17967 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
17968 (ipa_create_methodlist_node): Removed.
17969 (ipa_methodlist_method): Removed.
17970 (ipa_methodlist_method_set): Removed.
17971 (ipa_methodlist_next_method): Removed.
17972 (ipa_methodlist_next_method_set): Removed.
17973 (ipa_method_is_modified): Removed.
17974 (ipa_method_modify_create): Removed.
17975 (ipa_method_modify_init): Temporary variable info instead of a few
17977 (ipa_detect_param_modifications): Temporary variable info instead of
17978 a few dereferences.
17979 (ipa_compute_jump_functions): Temporary variable info instead of
17980 a few dereferences.
17981 (ipa_method_modify_set): Removed.
17982 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
17983 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
17984 than craph_node as the first parameter.
17985 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
17986 (ipa_method_modify_init): Removed.
17987 (ipa_compute_jump_functions): Added a temp variable instead of
17988 repeatadly dereferencing the cgraph_edge.aux pointer
17989 (ipa_callsite_param_set_type): Removed.
17990 (ipa_compute_jump_functions): i renamed to index and moved to
17992 (ipa_callsite_param_set_info_type_formal): Removed.
17993 (ipa_callsite_param_set_info_type): Removed.
17994 (ipa_callsite_param_map_create): Removed.
17995 (ipa_callsite_tree): Removed.
17996 (ipa_callsite_caller): Removed.
17997 (ipa_pop_func_from_list): return_method removed to return_func
17999 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18000 prefixed all values with IPA_. Changed all users.
18001 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18002 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18003 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18004 (union parameter_info): Renamed to jump_func_value.
18005 (union jump_func_value): Renamed value to constant
18006 (struct ipa_jump_func): Renamed info_type to value
18007 (struct ipa_node): Renamed to ipa_node_params
18008 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18009 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18010 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18011 (struct ipa_edge): Renamed to ipa_edge_args
18012 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18013 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18014 (struct ipa_methodlist): Renamed to ipa_func_list
18015 (struct ipa_func_list): method_p renamed to node, next_method
18017 (ipa_methodlist_p): Removed, switched all users to struct pointer
18018 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18020 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18022 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18023 (rs6000_emit_epilogue): Use backchain to restore only when we
18024 have a large frame. Make use of frame pointer to restore if we
18025 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18027 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18029 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18030 Add mode to zero_extract.
18031 (sign bit tests peepholes): (Ditto.).
18033 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18035 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18036 Instructions in comments with SSE3.
18037 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18038 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18039 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18040 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18041 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18042 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18043 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18044 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18045 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18046 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18047 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18048 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18049 (bdesc_sse_args): Renamed to ...
18050 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18051 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18052 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18053 IX86_BUILTIN_FABSQ.
18054 (bdesc_1arg): Moved to ...
18055 (bdesc_args): Here.
18056 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18057 Instructions in comments with SSE3.
18058 (ix86_expand_sse_operands_builtin): Renamed to ...
18059 (ix86_expand_args_builtin): This. Updated.
18060 (ix86_expand_unop1_builtin): Update comments.
18061 (ix86_expand_builtin): Updated.
18063 2008-04-29 Richard Guenther <rguenther@suse.de>
18065 PR tree-optimization/36078
18066 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18067 Update virtual SSA form after cleaning up the CFG.
18069 2008-04-29 Richard Guenther <rguenther@suse.de>
18071 PR middle-end/15255
18072 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18074 2008-04-29 Richard Guenther <rguenther@suse.de>
18076 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18077 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18078 (compute_flow_insensitive_aliasing): Do not treat
18079 PTR_IS_REF_ALL pointers special.
18080 (get_smt_for): Likewise.
18081 (may_alias_p): Re-structure.
18082 (is_escape_site): A ref-all pointer conversion is not an escape site.
18083 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18084 PTR_IS_REF_ALL pointers special.
18085 * tree-ssa-structalias.h (struct alias_info): Remove
18086 ref_all_symbol_mem_tag field.
18087 (PTR_IS_REF_ALL): Remove.
18089 2008-04-29 Richard Guenther <rguenther@suse.de>
18091 PR middle-end/36077
18092 * fold-const.c (extract_muldiv_1): In combining division constants
18093 make sure to never overflow.
18095 2008-04-29 Nick Clifton <nickc@redhat.com>
18097 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18099 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18102 * optc-gen.awk: Work around HP-UX/IA awk bug.
18104 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18106 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18109 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18112 * config/i386/i386.md
18113 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18114 Change operand 1 predicate to nonimmediate_operand.
18116 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18119 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18121 * gengtype.c (walk_type, write_func_for_structure): Handle
18123 * doc/gty.texi: Document chain_circular.
18125 2008-04-28 Richard Guenther <rguenther@suse.de>
18127 PR tree-optimization/36066
18128 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18131 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18134 * config/i386/i386.md
18135 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18136 Use match_scratch instead of match_operand for operands 3 and 4.
18138 2008-04-27 Richard Guenther <rguenther@suse.de>
18140 PR tree-optimization/18754
18141 PR tree-optimization/34223
18142 * tree-pass.h (pass_complete_unrolli): Declare.
18143 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18144 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18145 Rewrite loop into loop closed SSA form if it is not already.
18146 (tree_unroll_loops_completely): Re-structure to iterate over
18147 innermost loops with intermediate CFG cleanups.
18148 Unroll outermost loops only if requested or the code does not grow
18150 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18151 loops are available.
18152 (tree_vectorize): Instead do so here.
18153 (tree_complete_unroll): Also unroll outermost loops.
18154 (tree_complete_unroll_inner): New function.
18155 (gate_tree_complete_unroll_inner): Likewise.
18156 (pass_complete_unrolli): New pass.
18157 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18158 uses outside of the loop.
18159 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18160 form if it is available.
18161 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18162 * passes.c (init_optimization_passes): Schedule complete inner
18163 loop unrolling pass before the first CCP pass after final inlining.
18165 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18167 * targhooks.h (default_emutls_var_fields,
18168 default_emutls_var_init): Declare.
18169 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18170 * target.h (struct gcc_target): Add struct emutls member.
18171 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18172 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18173 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18174 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18175 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18176 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18177 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18178 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18179 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18180 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18181 emit debug information.
18182 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18183 * varasm.c: Include targhooks.h.
18184 (emutls_object_section, emutls_tmpl_section): New.
18185 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18186 (EMUTLS_SEPARATOR): New.
18187 (prefix_name): New.
18188 (get_emutls_object_name): New.
18189 (default_emutls_var_fields): New, broken out of ...
18190 (get_emutls_object_type): ... here. Adjust to use target hooks.
18191 (get_emutls_init_templ_addr): Adjust to use target hooks.
18192 (emutls_decl): Adjust to use target hooks.
18193 (emutls_finish): Likewise.
18194 (default_emutls_var_init): New, broken out of ...
18195 (assemble_variable): ... here. Adjust to use target hooks.
18196 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18197 SECCAT_EMUTLS_TMPL.
18198 * c-common.c (handle_section_attribute): Prevent overriding
18199 sections for emulated tls with special sections.
18200 * config/i386/i386.c (x86_64_elf_select_section): Add
18201 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18202 (x86_64_elf_unique_section): Likewise.
18203 * config/vxworks.c: Include tree.h.
18204 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18205 (vxworks_override_options): Set TLS scheme.
18206 * doc/tm.texi (Emulated TLS): New node.
18208 2008-04-26 Simon Baldwin <simonb@google.com>
18211 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18212 with propagated string constants.
18214 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18216 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18217 constraint for operand 2 when operand 0 is memory operand.
18218 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18219 operand 0 is memory operand.
18220 (fix_trunc<mode>_i387_with_temp): Ditto.
18221 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18222 operand 2 when operand 1 is memory operand.
18223 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18224 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18225 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18226 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18227 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18228 operands 2,3 and 4 when operand 1 is memory operand.
18229 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18231 (fistdi2_floor_with_temp): Ditto.
18232 (fist<mode>2_floor_with_temp): Ditto.
18233 (fistdi2_ceil_with_temp): Ditto.
18234 (fist<mode>2_ceil_with_temp): Ditto.
18235 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18237 2008-04-26 David Daney <ddaney@avtrex.com>
18239 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18241 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18242 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18243 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18244 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18245 (compare_and_swap_12): New insn.
18246 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18247 * config/mips/mips.c (mips_force_binary): New function.
18248 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18249 (mips_expand_compare_and_swap_12): New function.
18250 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18252 2008-04-25 Jan Hubicka <jh@suse.cz>
18255 * cfgexpand.c (pass_expand): Turn into RTL pass.
18256 * passes.c (execute_one_pass): Do pass typechecking after execution.
18257 * tree-pass.h (pass_expand): Turn into RTL pass.
18259 * function.h (struct rtl_data): Move here fields
18260 accesses_prior_frames, calls_eh_return, saves_all_registers,
18261 has_nonlocal_goto, has_asm_statement, is_thunk,
18262 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18263 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18264 arg_pointer_save_area_init from struct function; turn into bool.
18265 (struct function): Move
18266 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18267 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18268 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18269 tail_call_emit, arg_pointer_save_area_init
18270 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18271 (current_function_returns_struct, current_function_returns_pcc_struct,
18272 current_function_calls_setjmp, current_function_calls_alloca,
18273 current_function_accesses_prior_frames,
18274 current_function_calls_eh_return, current_function_is_thunk,
18275 current_function_stdarg, current_function_profile,
18276 current_function_limit_stack, current_function_uses_pic_offset_table,
18277 current_function_uses_const_pool, current_function_has_nonlocal_label,
18278 current_function_saves_all_registers,
18279 current_function_has_nonlocal_goto,
18280 current_function_has_asm_statement): Remove accesor macros.
18281 * ra-conflict.c (global_conflicts): Update.
18282 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18283 (suitable_for_tail_call_opt_p): Update.
18284 * builtins.c (expand_builtin_return_addr): Update.
18285 (expand_builtin_setjmp_setup): Update.
18286 (expand_builtin_nonlocal_goto): Update.
18287 * final.c (final_start_function): Update.
18288 (profile_function): Update.
18289 (leaf_function_p): Update.
18290 (only_leaf_regs_used): Update.
18291 * df-scan.c (df_get_exit_block_use_set): Update.
18292 * dojump.c (clear_pending_stack_adjust): Update.
18293 * tree-stdarg.c (gate_optimize_stdarg): Update.
18294 * gimple-low.c (lower_function_body): Update.
18295 * global.c (compute_regsets): Update.
18296 (global_alloc): Update.
18297 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18298 * expr.c (expand_assignment): Update.
18299 * dse.c (dse_step0): Update.
18300 (dse_step1): Update.
18301 * c-decl.c (store_parm_decls): Update.
18302 * local-alloc.c (combine_regs): Update.
18303 (find_free_reg): Update.
18304 * function.c (assign_parms_augmented_arg_list): Update.
18305 (assign_parm_find_data_types): Update.
18306 (assign_parms): Update.
18307 (allocate_struct_function): Update.
18308 (expand_function_start): Update.
18309 (expand_function_end): Update.
18310 (get_arg_pointer_save_area): Update.
18311 (thread_prologue_and_epilogue_insns): Update.
18312 (rest_of_match_asm_constraints): Update.
18313 * stor-layout.c (variable_size): Update.
18314 * gcse.c (gcse_main): Update.
18315 (bypass_jumps): Update.
18316 * gimplify.c (gimplify_function_tree): Update.
18317 * calls.c (emit_call_1): Update.
18318 (expand_call): Update.
18319 * bt-load.c (compute_defs_uses_and_gen): Update.
18320 * except.c (sjlj_assign_call_site_values): Update.
18321 (sjlj_emit_function_enter): Update.
18322 (can_throw_external): Update.
18323 (set_nothrow_function_flags): Update.
18324 (expand_builtin_unwind_init): Update.
18325 (expand_eh_return): Update.
18326 (convert_to_eh_region_ranges): Update.
18327 (output_function_exception_table): Update.
18328 * emit-rtl.c (gen_tmp_stack_mem): Update.
18329 * cfgexpand.c (expand_used_vars): Update.
18330 (tree_expand_cfg): Update.
18331 * cfgcleanup.c (rest_of_handle_jump): Update.
18332 * explow.c (allocate_dynamic_stack_space): Update.
18333 * varasm.c (assemble_start_function): Update.
18334 (force_const_mem): Update.
18335 (mark_constant_pool): Update.
18336 * tree-optimize.c (tree_rest_of_compilation): Update.
18337 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18338 * tree-cfg.c (notice_special_calls): Update.
18339 (is_ctrl_altering_stmt): Update.
18340 (tree_can_make_abnormal_goto): Update.
18341 (tree_purge_dead_abnormal_call_edges): Update.
18342 * config/alpha/predicates.md: Update.
18343 * config/alpha/alpha.c (alpha_sa_mask): Update.
18344 (alpha_sa_size): Update.
18345 (alpha_does_function_need_gp): Update.
18346 (alpha_expand_prologue): Update.
18347 (alpha_start_function): Update.
18348 (alpha_output_function_end_prologue): Update.
18349 (alpha_expand_epilogue): Update.
18350 * config/frv/frv.c (frv_stack_info): Update.
18351 (frv_expand_epilogue): Update.
18352 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18353 (s390_register_info): Update.
18354 (s390_frame_info): Update.
18355 (s390_init_frame_layout): Update.
18356 (s390_can_eliminate): Update.
18357 (save_gprs): Update.
18358 * config/spu/spu.c (spu_split_immediate): Update.
18359 (need_to_save_reg): Update.
18360 (spu_expand_prologue): Update.
18361 (spu_expand_epilogue): Update.
18362 * config/sparc/sparc.md: Update.
18363 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18364 (sparc_tls_got): Update.
18365 (legitimize_pic_address): Update.
18366 (sparc_emit_call_insn): Update.
18367 (sparc_expand_prologue): Update.
18368 (output_return): Update.
18369 (print_operand): Update.
18370 (sparc_function_ok_for_sibcall): Update.
18371 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18372 * config/m32r/m32r.md: Update.
18373 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18374 (m32r_compute_frame_size): Update.
18375 (m32r_expand_prologue): Update.
18376 (m32r_expand_epilogue): Update.
18377 (m32r_legitimize_pic_address): Update.
18378 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18379 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18380 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18381 (gen_push): Update.
18382 (ix86_save_reg): Update.
18383 (ix86_compute_frame_layout): Update.
18384 (ix86_expand_prologue): Update.
18385 (ix86_expand_epilogue): Update.
18386 * config/sh/sh.c (output_stack_adjust): Update.
18387 (calc_live_regs): Update.
18388 (sh5_schedule_saves): Update.
18389 (sh_expand_prologue): Update.
18390 (sh_expand_epilogue): Update.
18391 (sh_setup_incoming_varargs): Update.
18392 (sh_allocate_initial_value): Update.
18393 (sh_get_pr_initial_val): Update.
18394 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18395 * config/sh/sh.md (label:): Update.
18396 * config/avr/avr.c (out_movhi_mr_r): Update.
18397 * config/crx/crx.h (enum): Update.
18398 * config/xtensa/xtensa.h (along): Update.
18399 * config/stormy16/stormy16.c Update.
18400 (xstormy16_compute_stack_layout): Update.
18401 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18402 (fr30_expand_prologue): Update.
18403 * config/cris/cris.c (cris_conditional_register_usage): Update.
18404 (cris_reg_saved_in_regsave_area): Update.
18405 (cris_initial_frame_pointer_offset): Update.
18406 (cris_simple_epilogue): Update.
18407 (cris_expand_prologue): Update.
18408 (cris_expand_epilogue): Update.
18409 (cris_expand_pic_call_address): Update.
18410 (cris_asm_output_symbol_ref): Update.
18411 (cris_asm_output_label_ref): Update.
18412 * config/cris/cris.md Update.
18413 * config/iq2000/iq2000.c (compute_frame_size): Update.
18414 (iq2000_expand_epilogue): Update.
18415 * config/mt/mt.h (save_direction): Update.
18416 * config/mn10300/mn10300.c (mn10300_function_value): Update.
18417 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18418 (ia64_secondary_reload_class): Update.
18419 * config/m68k/m68k.c (m68k_save_reg): Update.
18420 (m68k_expand_prologue): Update.
18421 (m68k_expand_epilogue): Update.
18422 (legitimize_pic_address): Update.
18423 * config/rs6000/rs6000.c (rs6000_got_register): Update.
18424 (first_reg_to_save): Update.
18425 (first_altivec_reg_to_save): Update.
18426 (compute_vrsave_mask): Update.
18427 (compute_save_world_info): Update.
18428 (rs6000_stack_info): Update.
18429 (spe_func_has_64bit_regs_p): Update.
18430 (rs6000_ra_ever_killed): Update.
18431 (rs6000_emit_eh_reg_restore): Update.
18432 (rs6000_emit_allocate_stack): Update.
18433 (rs6000_emit_prologue): Update.
18434 (rs6000_emit_epilogue): Update.
18435 (rs6000_output_function_epilogue): Update.
18436 (output_profile_hook): Update.
18437 (rs6000_elf_declare_function_name): Update.
18438 * config/rs6000/rs6000.h (rs6000_args): Update.
18439 * config/rs6000/rs6000.md: Update.
18440 * config/mcore/mcore.c (mcore_expand_prolog): Update.
18441 * config/arc/arc.c (arc_output_function_epilogue): Update.
18442 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
18443 * config/darwin.c (machopic_function_base_name): Update.
18444 * config/score/score3.c (score3_compute_frame_size): Update.
18447 (score3_epilogue): Update.
18448 * config/score/score7.c (score7_compute_frame_size): Update.
18449 (score7_prologue): Update.
18450 (score7_epilogue): Update.
18451 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
18452 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18453 * config/arm/arm.c (use_return_insn): Update.
18454 (require_pic_register): Update.
18455 (arm_load_pic_register): Update.
18456 (arm_compute_save_reg0_reg12_mask): Update.
18457 (arm_compute_save_reg_mask): Update.
18458 (thumb1_compute_save_reg_mask): Update.
18459 (output_return_instruction): Update.
18460 (arm_output_function_prologue): Update.
18461 (arm_output_epilogue): Update.
18462 (arm_get_frame_offsets): Update.
18463 (arm_expand_prologue): Update.
18464 (thumb_pushpop): Update.
18465 (thumb_exit): Update.
18466 (thumb1_expand_prologue): Update.
18467 (thumb1_expand_epilogue): Update.
18468 (arm_unwind_emit): Update.
18469 (arm_output_fn_unwind): Update.
18470 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
18471 * config/arm/arm.md: Update.
18472 * config/pa/pa.md: Update.
18473 * config/pa/pa.c (legitimize_pic_address): Update.
18474 (compute_frame_size): Update.
18475 (hppa_expand_prologue): Update.
18476 (hppa_expand_epilogue): Update.
18477 (borx_reg_operand): Update.
18478 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
18479 (HARD_REGNO_RENAME_OK): Update.
18480 * config/mips/mips.c (mips_global_pointer): Update.
18481 (mips_save_reg_p): Update.
18482 (mips_compute_frame_info): Update.
18483 (mips_frame_pointer_required): Update.
18484 (mips_expand_prologue): Update.
18485 (mips_expand_epilogue): Update.
18486 (mips_can_use_return_insn): Update.
18487 (mips_reorg_process_insns): Update.
18488 * config/v850/v850.c (compute_register_save_size): Update.
18489 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
18490 * config/mmix/mmix.c (along): Update.
18491 (mmix_expand_epilogue): Update.
18492 * config/bfin/bfin.c (legitimize_pic_address): Update.
18493 (must_save_p): Update.
18494 (stack_frame_needed_p): Update.
18495 (add_to_reg): Update.
18496 (bfin_expand_prologue): Update.
18497 * stmt.c (expand_asm_operands): Update.
18498 * reload1.c (reload): Update.
18499 (init_elim_table): Update.
18501 2008-04-25 Bob Wilson <bob.wilson@acm.org>
18503 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
18505 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
18507 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
18508 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
18509 (mov<mode>): Removed.
18510 (*movv4sf_internal): Likewise.
18511 (*movv2df_internal): Likewise.
18513 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
18515 * config.gcc (crx-*-elf): Remove deprecation.
18517 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
18519 * config/i386/cygming-crtend.c (register_frame_ctor): Register
18520 __gcc_deregister_frame with atexit.
18521 (deregister_frame_dtor): Remove.
18523 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
18524 Nathan Sidwell <nathan@codesourcery.com>
18526 * config/rs6000/rs6000.opt (mspe): Remove Var property.
18528 * config/rs6000/rs6000.h (rs6000_spe): Declare.
18529 (rs6000_isel): Likewise.
18530 * config/rs6000/rs6000.c (rs6000_spe): New variable.
18531 (rs6000_isel): New variable.
18532 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
18534 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18537 * c-common.c (handle_vector_size_attribute): Call
18538 lang_hooks.types.reconstruct_complex_type instead of
18539 reconstruct_complex_type.
18540 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
18541 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
18542 * langhooks.h (struct lang_hooks_for_types): Add
18543 reconstruct_complex_type hook.
18544 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
18545 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
18547 2008-04-24 Richard Guenther <rguenther@suse.de>
18549 * c-common.h (check_builtin_function_arguments): Declare.
18550 * c-common.c (validate_nargs): New function.
18551 (check_builtin_function_arguments): Likewise.
18552 * c-typeck.c (build_function_call): Call
18553 check_builtin_function_arguments.
18554 * builtins.c (fold_builtin_classify): Remove error reporting code.
18555 (fold_builtin_unordered_cmp): Likewise.
18556 (fold_builtin_1): Likewise.
18557 (fold_builtin_n): Likewise.
18559 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18561 PR tree-optimization/36008
18562 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
18563 the original op1, rather than delta by step.
18565 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
18566 Sebastian Pop <sebastian.pop@amd.com>
18568 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
18569 eliminate_local_variables_stmt, eliminate_local_variables,
18570 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
18571 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
18572 of code delimited by two edges in the CFG.
18573 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
18574 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
18575 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
18576 the case of parallelisation of reductions.
18577 (expr_invariant_in_region_p): New.
18579 * tree-flow.h (gather_blocks_in_sese_region): Declared.
18580 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
18582 2008-04-24 Ira Rosen <irar@il.ibm.com>
18583 Richard Guenther <rguenther@suse.de>
18585 PR tree-optimization/36034
18586 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
18587 incapable of dealing with loads with gaps.
18589 2008-04-24 Rafael EspÃndola <espindola@google.com>
18591 * tree-flow.h (vrp_evaluate_conditional): Change signature.
18592 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18593 vrp_evaluate_conditional.
18594 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
18595 (vrp_evaluate_conditional): Split the cond argument.
18596 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
18597 (simplify_stmt_for_jump_threading): Update call to
18598 vrp_evaluate_conditional.
18600 2008-04-24 Ira Rosen <irar@il.ibm.com>
18602 PR tree-optimization/35982
18603 * tree-vect-analyze.c (vect_check_interleaving): Check that the
18604 interleaved data-refs are of the same type.
18606 2008-04-24 Danny Smith <dannysmith@users.net>
18608 * c-format.c (check_format_info_main): Use strncmp rather than a
18609 magic prefix to handle multichar length specs.
18610 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
18611 Don't prefix "I64" and "I32" with '\0'.
18613 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18616 * config/i386/i386.c (init_cumulative_args): Don't pass anything
18617 in registers for -m32 only if stdarg_p (fntype).
18619 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
18621 PR rtl-optimization/36006
18622 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
18623 temp to op0 in order to avoid invalid rtx sharing.
18625 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
18627 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
18628 check TREE_INVARIANT.
18629 * tree-gimple.c (is_gimple_address): New.
18630 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
18631 * tree-gimple.h (is_gimple_address): New.
18632 * tree.h (decl_address_invariant_p): New.
18633 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
18634 (build_string): Likewise.
18635 (decl_address_invariant_p): New, from is_gimple_invariant_address.
18636 (tree_invariant_p_1): Likewise.
18637 (save_expr): Use it.
18638 (tree_invariant_p): New.
18639 (skip_simple_arithmetic): Use it.
18640 (stabilize_reference_1): Use it.
18641 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
18643 (build1_stat): Drop code to compute TREE_INVARIANT.
18644 (build2_stat): Drop code to compute TREE_INVARIANT.
18645 (build3_stat): Drop code to compute TREE_INVARIANT.
18646 (build4_stat): Drop code to compute TREE_INVARIANT.
18647 (build5_stat): Drop code to compute TREE_INVARIANT.
18648 (build7_stat): Drop code to compute TREE_INVARIANT.
18649 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
18650 * tree.h (struct tree_base): Remove invariant_flag.
18651 (TREE_INVARIANT): Remove.
18652 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
18653 (fold_builtin_expect): Check TREE_CONSTANT.
18654 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
18655 * c-tree.h (c_expr_to_decl): Drop third parameter.
18656 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
18657 (build_c_cast): Don't set TREE_INVARIANT.
18658 (pop_init_level): Don't set TREE_INVARIANT.
18659 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
18660 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
18662 (gimplify_init_constructor): Don't set TREE_INVARIANT.
18663 (gimplify_addr_expr): Adjust comment.
18664 * tree-mudflap.c (mf_build_string):
18665 * print-tree.c (print_node): Don't print TREE_INVARIANT.
18666 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
18667 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
18668 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
18669 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
18670 * langhooks.h (struct lang_hooks): Drop third parameter from
18673 2008-04-23 Richard Guenther <rguenther@suse.de>
18675 PR tree-optimization/27799
18676 PR tree-optimization/32921
18677 PR tree-optimization/32624
18678 * tree-ssa-structalias.c (merge_smts_into): Only merge the
18679 SMTs aliases and the tag itself into the solution.
18680 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
18681 merge the points-to solution back into the SMT aliases.
18682 (may_alias_p): Use alias_set_subset_of instead of
18683 aliases_conflict_p. A pointer which points to
18684 memory with alias set zero may access any variable.
18686 2008-04-23 Richard Guenther <rguenther@suse.de>
18688 * alias.c (alias_set_subset_of): Correctly handle asking
18689 if zero is a subset of an alias set with zero child.
18690 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
18691 (compute_flow_insensitive_aliasing): Correctly walk all
18692 pointers. Do not unnecessarily union sets.
18694 2008-04-23 Richard Guenther <rguenther@suse.de>
18696 PR middle-end/36021
18697 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
18699 2008-04-22 Tomas Bily <tbily@suse.cz>
18701 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
18703 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
18705 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18706 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18707 * tree-inline.c (estimate_num_insns_1): Likewise.
18708 * varasm.c (const_hash_1, compare_constant, copy_constant)
18709 (compute_reloc_for_constant, output_addressed_constants): Likewise.
18710 * emit-rtl.c (component_ref_for_mem_expr)
18711 (set_mem_attributes_minus_bitpos): Likewise.
18712 * expr.c (highest_pow2_factor, expand_expr_real_1, )
18713 (is_aligning_offset): Likewise.
18714 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
18715 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18716 * dojump.c (do_jump): Likewise.
18717 * builtins.c (get_pointer_alignment, get_memory_rtx)
18718 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
18719 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
18721 2008-04-23 Jakub Jelinek <jakub@redhat.com>
18723 PR rtl-optimization/36017
18724 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
18725 expanding the library call.
18727 2008-04-22 Ian Lance Taylor <iant@google.com>
18729 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
18730 than size_in_bytes.
18732 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
18734 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
18735 of LR/CTR moves for Power6.
18737 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18739 PR middle-end/36003
18740 * passes.c (init_optimization_passes): Remove
18741 pass_fast_rtl_byte_dce.
18743 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
18746 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
18747 builtin functions to generate faster code.
18748 (_mm_cvtpu16_ps): Ditto.
18749 (_mm_cvtpi32x2_ps): Ditto.
18751 2008-04-22 Nick Clifton <nickc@redhat.com>
18753 * common.opt (ftree-loop-distribution): Add Optimization
18756 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
18757 (frv_expand_builtin_va_start): Likewise.
18759 * config/arm/arm.c (thumb_find_work_register): Fix location of
18760 argument register count.
18762 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18764 Support scheduling for ColdFire V1 and V3 microarchitecture.
18765 Improve scheduling of multiplication instructions.
18767 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
18768 (mac): New instruction attribute.
18769 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
18770 (m68k_sched_mac): New variable.
18771 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
18772 Handle cfv1 and cfv3.
18773 (max_insn_size): New static variable.
18774 (struct _sched_ib): New type.
18775 (sched_ib): New static variable.
18776 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
18777 to fields of 'struct _sched_ib sched_ib'. Update all uses.
18778 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
18780 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
18781 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
18782 new variables. Update.
18783 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18784 Add modeling of cfv3 instruction buffer. Update.
18785 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
18786 * config/m68k/m68k.h (TUNE_CFV3): New macro.
18787 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
18788 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
18789 a particular reservation applies to.
18790 (type2): Reorganize attribute values. Rename alu to alu_reg,
18791 alu_l to alu, move_l to omove. Join move to alu. Split mul
18792 to mul_l and mul_w.
18793 (cf_ib_*): Simplify description of instruction buffer.
18794 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
18795 (cf_mem): Split into cf_mem1 and cf_mem2.
18796 (cf_v2_move_??): Rename to cfv12_alu_??.
18797 (cf_v2_move_l_??): Rename to cfv12_omove_??.
18798 (cf_v2_mul_??): Remove reservations.
18799 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
18800 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
18801 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
18803 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
18804 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
18805 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
18806 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
18807 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
18808 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
18809 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
18810 expansions of the above reservations for instructions of sizes
18813 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18815 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
18817 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
18819 * coverage.c: Include tree-pass.h.
18820 (coverage_counter_alloc): Print da_file_name to the dump file.
18822 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
18824 * sbitmap.c (sbitmap_range_empty_p): New function.
18825 * sbitmap.h (sbitmap_range_empty_p): New function.
18826 * bitmap.h: Now includes obstack.h.
18828 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
18829 Kenneth Zadeck <zadeck@naturalbridge.com>
18831 * dbgcnt.def (ra_byte_scan): Added.
18832 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
18833 when the last hit happens for a counter.
18834 * timevar.def (TV_DF_BYTE_LR): New variable.
18835 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
18836 * passes.c (pass_fast_rtl_byte_dce): New pass.
18837 * fwprop.c (update_df): Added mode to call df_ref_create.
18838 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18839 DF_REF_EXTRACT_OFFSET.
18840 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
18841 DF_BYTE_LR_OUT, df_byte_lr): New macro.
18843 (df_ref_extract): Added mode field.
18844 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
18845 DF_REF_EXTRACT_OFFSET.
18846 (DF_REF_EXTRACT_MODE): New macro.
18847 (df_byte_lr_bb_info): New structure.
18848 (df_print_byte_regset, df_compute_accessed_bytes,
18849 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
18850 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
18851 df_byte_lr_simulate_uses,
18852 df_byte_lr_simulate_artificial_refs_at_top,
18853 df_byte_lr_simulate_artificial_refs_at_end,
18854 df_compute_accessed_bytes): New function.
18855 (df_ref_create): Add parameter.
18856 (df_byte_lr_get_bb_info): New inline function.
18857 * df-scan.c (df_ref_record, df_uses_record,
18858 df_ref_create_structure): Added mode parameter.
18859 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
18860 df_defs_record, df_uses_record, df_get_conditional_uses,
18861 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
18862 df_entry_block_defs_collect, df_exit_block_uses_collect):
18863 Added mode parameter to calls to df_ref_record, df_uses_record,
18864 df_ref_create_structure.
18865 (df_ref_equal_p, df_ref_compare): Added test for modes.
18866 (df_ref_create_structure): Added code to set mode. Renamed
18867 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18868 DF_REF_EXTRACT_OFFSET.
18869 * df-core.c (df_print_byte_regset): New function.
18870 * df-byte-scan.c: New file.
18871 * df-problems.c (df_rd_transfer_function): Removed unnecessary
18872 calls to BITMAP_FREE.
18873 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
18874 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
18875 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
18876 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
18877 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
18878 df_byte_lr_local_compute, df_byte_lr_init,
18879 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
18880 df_byte_lr_transfer_function, df_byte_lr_free,
18881 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
18882 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
18883 df_byte_lr_simulate_uses,
18884 df_byte_lr_simulate_artificial_refs_at_top,
18885 df_byte_lr_simulate_artificial_refs_at_end): New function.
18886 * dce.c (byte_dce_process_block): New function.
18887 (dce_process_block): au is now passed in rather than computed
18888 locally. Changed loops that look at artificial defs to not look
18889 for conditional or partial ones, because there never are any.
18890 (fast_dce): Now is able to drive byte_dce_process_block or
18891 dce_process_block depending on the kind of dce being done.
18892 (rest_of_handle_fast_dce): Add parameter to fast_dce.
18893 (rest_of_handle_fast_byte_dce): New function.
18894 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
18895 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
18897 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
18900 * gcc.h: Added fortran options that take arguments to
18901 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
18904 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
18906 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
18907 scalarization if on the LHS and not a full access.
18909 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18911 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
18913 2008-04-18 Rafael EspÃndola <espindola@google.com>
18915 * tree-vrp.c (find_case_label_index): Fix the binary search.
18916 (find_case_label_range): New.
18917 (vrp_visit_switch_stmt): Use find_case_label_range.
18918 (simplify_switch_using_ranges): Use find_case_label_range.
18920 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
18922 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
18923 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
18925 2008-04-18 Tom Tromey <tromey@redhat.com>
18928 * doc/cpp.texi (Implementation-defined behavior): Mention
18931 2008-04-18 Ian Lance Taylor <iant@google.com>
18933 * fold-const.c (pointer_may_wrap_p): New static function.
18934 (fold_comparison): Add another test for pointer overflow. Use
18935 pointer_may_wrap_p to disable some false positives.
18937 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
18939 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
18940 (fname_as_string): Match updated cpp_interpret_string prototype.
18941 (fix_string_type): Support char16_t* and char32_t*.
18942 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
18943 derivative) nodes. Register as builtin if C++0x.
18944 (c_parse_error): Support CPP_CHAR{16,32}.
18945 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
18946 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
18947 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
18948 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
18949 CTI_CHAR32_ARRAY_TYPE>: New elements.
18950 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
18951 char32_type_node, signed_char32_type_node, char16_array_type_node,
18952 char32_array_type_node): New defines.
18953 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
18954 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
18955 (lex_string): Support CPP_STRING{16,32}, match updated
18956 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
18957 (lex_charconst): Support CPP_CHAR{16,32}.
18958 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
18959 and CPP_STRING{16,32}.
18961 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
18964 * aclocal.m4: Regenerate.
18965 * configure: Regenerate.
18967 2008-04-18 Jan Hubicka <jh@suse.cz>
18969 * except.c (dw2_size_of_call_site_table,
18970 sjlj_size_of_call_site_table): Use vector API for call_site_record.
18972 * cgraphbuild.c (build_cgraph_edges): Update.
18973 * tree-pass.h: Update comment.
18974 * final.c (leaf_function_p): Update.
18975 (leaf_renumber_regs): Update.
18976 (rest_of_clean_state): Update.
18977 * omp-low.c (expand_omp_parallel): Update.
18978 * ipa-reference.c (analyze_function): Update.
18979 * reorg.c (find_end_label): Update.
18980 (optimize_skip): Update.
18981 (fill_simple_delay_slots): Update.
18982 (fill_simple_delay_slots): Update.
18983 (make_return_insns): Update.
18984 (dbr_schedule): Update.
18985 * gimple-low.c (record_vars_into): Update.
18986 * cfgbuild.c (make_edges): Update.
18987 * function.c (assign_stack_local): Update.
18988 (assign_parm_adjust_stack_rtl): Update.
18989 (locate_and_pad_parm): Update.
18990 (allocate_struct_function): Do not initialize stack_alignment_needed
18991 and preferred_stack_boundary here.
18992 (stack_protect_prologue): Update.
18993 (stack_protect_epilogue): Update.
18994 (expand_function_start): Initialize stack_alignment_needed,
18995 preferred_stack_boundary and max_jumptable_ents.
18996 (expand_function_end): Update.
18997 (free_after_compilation): Do not NULLify epilogue_delay_list.
18998 * function.h (struct rtl_data): Add stack_protect_guard,
18999 stack_alignment_needed,
19000 preferred_stack_boundary, epilogue_delay_list.
19001 (struct function): Remove value_histograms, stack_alignment_needed,
19002 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19004 unexpanded_var_list, stack_protect_guard.
19005 (current_function_epilogue_delay_list): Remove.
19006 * ipa-type-escape.c (analyze_function): Update.
19007 * gimplify.c (pop_gimplify_context): Update comment.
19008 * calls.c (expand_call): Update.
19009 (emit_library_call_value_1): Update.
19010 * except.c (set_nothrow_function_flags): Update.
19011 * cfgexpand.c (get_decl_align_unit): Update.
19012 (create_stack_guard): Update.
19013 (estimated_stack_frame_size): Update.
19014 (expand_used_vars): Update.
19015 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19016 * explow.c (allocate_dynamic_stack_space): Update.
19017 * tree-ssa-live.c (remove_unused_locals): Update.
19018 * varasm.c (mark_constant_pool): Update.
19019 * tree-inline.c (remap_decls): Update.
19020 (initialize_cfun): Update.
19021 (declare_return_variable): Update.
19022 (inline_forbidden_p): Update.
19023 (expand_call_inline): Update.
19024 (declare_inline_vars): Update.
19025 (tree_function_versioning): Update.
19026 * tree-flow.h (value_histograms): New.
19027 (VALUE_HISTOGRAMS): New macro.
19028 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19030 * tree-cfg.c (set_bb_for_stmt): Update.
19031 (replace_by_duplicate_decl): Update.
19032 (move_block_to_fn): Update.
19033 (new_label_mapper): Update.
19034 (dump_function_to_file): Update.
19035 * ipa-struct-reorg.c (build_data_structure): Update.
19036 * cfgrtl.c (print_rtl_with_bb): Update.
19037 * reload1.c (reload): Update.
19039 * config/i386/i386.c (setup_incoming_varargs_64,
19040 ix86_compute_frame_layout): Update.
19041 * config/arc/arc.c (arc_output_function_epilogue): Update.
19043 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19045 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19046 for FreeBSD as well.
19047 * gthr-posix95.h: Likewise.
19049 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19051 PR rtl-optimization/35838
19052 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19053 out the byte offset of the first subreg.
19055 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19057 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19058 to split_ti instead of three separate calls with single member arrays.
19059 (subti3 splitter): Ditto.
19060 (adddi3 splitter): Ditto with split_di.
19061 (subdi3 splitter): Ditto.
19062 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19063 two separate calls with single member arrays. Swap match_dup
19064 operands 1 and 2 to better fit into the array.
19065 (negdi2 splitter): Ditto with split_di.
19066 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19067 two separate calls with single member arrays. Swap match_dup operands
19068 6 and 7 to better fit into the array.
19070 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19072 * config/i386/i386.c (sse_builtin_type): New.
19073 (bdesc_sse_args): Likewise.
19074 (bdesc_sse_3arg): Removed.
19075 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19076 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19077 IX86_BUILTIN_ROUNDPS.
19078 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19079 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19080 IX86_BUILTIN_ROUNDPS.
19081 (ix86_expand_sse_4_operands_builtin): Removed.
19082 (ix86_expand_sse_operands_builtin): New.
19083 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19084 and CODE_FOR_sse4_1_roundps.
19085 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19086 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19088 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19091 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19092 regs before frame pop when needed. If use_backchain_to_restore_sp
19093 then load backchain into a temp reg to restore vr and vrsave. Add
19094 code to restore vr after frame pop if possible.
19096 2008-04-17 Richard Guenther <rguenther@suse.de>
19098 * tree-vn.c (expressions_equal_p): Do not check type
19099 equality or compatibility before calling operand_equal_p.
19100 * fold-const.c (operand_equal_p): Check equivalence of
19101 integer constants before bailing out due to signedness or
19102 precision differences.
19103 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19104 spurious differences in type qualification. Ignore types
19105 for COMPONENT_REFs at all.
19107 2008-04-17 Christian Bruel <christian.bruel@st.com>
19109 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19110 msw_skip comparison.
19112 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19115 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19118 PR tree-optimization/35899
19119 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19120 rather than TREE_OPERAND.
19122 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19125 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19126 temporary registers. Change operand predicate to general_operand.
19127 (remainderxf3): Ditto.
19129 2008-04-16 Richard Guenther <rguenther@suse.de>
19131 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19132 * tree-affine.c (aff_combination_expand): Look through some
19135 2008-04-15 Doug Kwan <dougkwan@google.com>
19137 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19139 * tree-pretty-print.c (dump_generic_node): Ditto.
19140 * final.c (output_addr_const): Ditto.
19141 * dwarf2out.c (output_cfi): Ditto.
19142 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19143 * print-rtl.c (print_rtx): Ditto.
19144 * print-tree.c (print_node_brief, print_node): Ditto.
19145 * c-common.c (match_case_to_enum_1): Ditto.
19146 * sched-vis.c (print_value): Ditto.
19147 * config/i386/i386.c (print_operand): Cast to long unsigned int
19150 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19151 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19152 MS Windows VirtualProtect function.
19154 2008-04-15 Jan Hubicka <jh@suse.cz>
19156 * gengtype.c (write_root): Param_is argument is OK.
19157 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19158 * function.h: Include varray.h
19159 (rtl_eh): New stucture based on except.c one.
19160 (call_site_record): New forward declaration and vector type.
19161 * calls.c (emit_call_1): Do not call
19162 note_current_region_may_contain_throw.
19163 * except.c (eh_status): Remove cur_region, try_region since they are
19165 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19166 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19167 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19168 Remove call_site_data_used, call_site_data_size.
19169 Turn call_site_record into vector in function.h.
19170 (note_current_region_may_contain_throw): Remove.
19171 (get_exception_pointer, get_exception_filter): Do not take struct
19172 function argument; update.
19173 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19174 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19175 build_post_landing_pads, dw2_build_landing_pads,
19176 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19177 sjlj_emit_function_enter, sjlj_emit_function_enter,
19178 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19179 sjlj_build_landing_pads, finish_eh_generation,
19180 remove_exception_handler_label, remove_eh_handler,
19181 maybe_remove_eh_handler, add_reachable_handler,
19182 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19183 add_action_record, collect_one_action_chain, add_call_site,
19184 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19185 sjlj_output_call_site_table, output_function_exception_table,
19186 * except.h (note_current_region_may_contain_throw): Remove
19187 (get_exception_pointer, get_exception_filter): Do not take struct
19189 * Makefile.in (GTFILES): Put varargs before struct function.
19191 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19193 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19194 punt for STRING_CST.
19195 (get_constraint_for): Deal with STRING_CST here instead.
19197 2008-04-15 Richard Guenther <rguenther@suse.de>
19199 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19200 statements in a basic-block with a backward walk. Do not
19201 substitute into dead statements but instead remove those.
19203 2008-04-15 Richard Guenther <rguenther@suse.de>
19205 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19206 to zero, thus disable creation of SFTs.
19208 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19210 * tree-predcom.c (suitable_reference_p): Return false if the
19211 reference can throw.
19213 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19216 * c-decl.c (finish_decl): If extern or static var has variable
19217 size, set TREE_TYPE (decl) to error_mark_node.
19219 2008-04-15 Rafael EspÃndola <espindola@google.com>
19221 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19224 2008-04-15 Richard Guenther <rguenther@suse.de>
19226 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19227 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19228 (visit_reference_op_load): Do walk vuse-vdef chains on
19229 vn_reference_lookup.
19230 (visit_reference_op_store): But do not here.
19231 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19232 vn_reference_lookup.
19233 (vn_lookup_with_vuses): But do so here.
19235 2008-04-14 Ian Lance Taylor <iant@google.com>
19237 * fold-const.c (fold_overflow_warning): Remove assertion.
19239 2008-04-15 Ben Elliston <bje@au.ibm.com>
19241 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19242 temp1 local variables.
19244 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19247 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19248 ".text.unlikely" section as executable.
19250 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19252 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19253 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19254 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19255 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19256 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19257 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19258 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19260 2008-04-14 Ian Lance Taylor <iant@google.com>
19262 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19263 * fold-const.c (fold_comparison): If appropriate, test
19264 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19265 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19266 reassociating a pointer type.
19267 * doc/invoke.texi (Optimize Options): Document that
19268 -fstrict-overflow applies to pointer wraparound.
19270 2008-04-13 Jan Hubicka <jh@suse.cz>
19272 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19274 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19276 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19277 we are going to "save the world".
19279 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19281 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19282 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19283 operand 0 constraint, not "=".
19285 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19287 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19289 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19291 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19292 of size of positions_needed * CHAR_BIT.
19294 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19296 PR middle-end/35897
19297 * dse.c (store_info): Change positions_needed to unsigned
19299 (lowpart_bitmask): New.
19300 (record_store): Cast to unsigned HOST_WIDE_INT for
19301 positions_needed. Assert width <= size of positions_needed *
19302 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19303 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19304 lowpart_bitmask to set mask.
19306 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19308 * config/bfin/constraints.md: New file.
19309 * config/bfin/bfin.md: Include it.
19310 (adddi3): Use satisfies_constraint functions instead of the old macros.
19311 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19312 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19313 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19314 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19315 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19316 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19317 EXTRA_CONSTRAINT): Delete.
19318 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19319 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19321 * config/bfin/bfin.c: Include "tm-constrs.h".
19322 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19323 Use satisfies_constraint functions instead of the old macros.
19324 * doc/md.texi (Blackfin Constraints): Update file name reference.
19326 2008-04-11 Richard Guenther <rguenther@suse.de>
19328 PR tree-optimization/35869
19329 * tree-vrp.c (execute_vrp): Move switch statement update after
19330 jump threading. Schedule another cfg cleanup run.
19332 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19335 * attribs.c (decl_attributes): Return early on errorneous node.
19337 2008-04-10 Oleg Ryjkov <olegr@google.com>
19339 * tree.h (struct tree_base): Added a new flag default_def_flag.
19340 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19342 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19344 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19346 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19349 * pa.md: Define mode iterator P. Define mode attribute dwc.
19350 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19351 (icacheflush): Likewise.
19352 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19353 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19355 2008-04-11 Ben Elliston <bje@au.ibm.com>
19357 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19359 2008-04-10 Rafael EspÃndola <espindola@google.com>
19361 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19362 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19363 (extract_range_from_expr): The same.
19365 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19367 * config/mips/mips.md (GPR2): New mode iterator.
19368 (seq): Add comment.
19369 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19370 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19371 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19372 Rewrite these to take two modes, the mode of comparison and the
19373 mode of the destination.
19374 * config/mips/mips.c (mips_expand_scc): Instead of having
19375 paradoxical subreg as destination, expand "narrowing" scc if mode
19376 of comparison is SI and target is requested in DI mode.
19377 (mips_emit_int_order_test): Update comment. Make mode of
19378 comparison match CMP0 rather than TARGET. When creating inverse
19379 target use mode of TARGET.
19381 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19383 * gcov-dump.c (tag_summary): Only print summaries for the first
19384 GCOV_COUNTERS_SUMMABLE counters.
19386 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19388 * config/i386/i386.md (absneg): New code iterator.
19389 (absnegprefix): New code attribute.
19390 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19391 patterns using absneg code iterator.
19392 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19393 using absneg code iterator.
19394 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19395 *neg<mode>2 patterns using absneg code iterator.
19396 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19397 *negextendsfdf2 patterns using absneg code iterator.
19398 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19399 *negextendsfxf2 patterns using absneg code iterator.
19400 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19401 *negextendsfdf2 patterns using absneg code iterator.
19402 * config/i386/sse.md (<code><mode>2): Macroize expander from
19403 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19405 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19407 * config/s390/s390.h: Remove the remains of the recent search
19408 & replace action of current_function_outgoing_args_size.
19410 2008-04-10 Ira Rosen <irar@il.ibm.com>
19412 PR tree-optimization/35821
19413 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
19414 NEW_STMT_LIST is not NULL.
19416 2008-04-09 David Edelsohn <edelsohn@gnu.org>
19419 * toplev.c (process_options): Remove -ffunction-sections debugging
19422 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
19424 PR middle-end/PR28690
19425 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
19426 than gen_rtx_fmt_ee to perform more canonicalizations.
19428 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19431 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
19433 2008-04-09 Richard Guenther <rguenther@suse.de>
19435 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
19436 (dump_function_to_file): Dump function arguments with types.
19438 2008-04-08 Richard Guenther <rguenther@suse.de>
19440 * fold-const.c (fold_widened_comparison): Do not allow
19441 sign-changes that change the result.
19443 2008-04-08 Janis Johnson <janis187@us.ibm.com>
19446 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
19447 kinds of indirect references.
19449 2008-04-08 David Edelsohn <edelsohn@gnu.org>
19451 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
19452 GNU Fortran language string.
19454 2008-04-08 Rafael EspÃndola <espindola@google.com>
19456 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
19457 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
19458 * tree.h (tree_call_nonnegative_warnv_p): New.
19460 2008-04-08 Jan Hubicka <jh@suse.cz>
19462 * function.c (free_after_compilation): Clear out regno_reg_rtx
19465 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
19468 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19470 PR middle-end/PR28690
19471 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
19472 same precedence as REG_POINTER and MEM_POINTER operands.
19474 2008-04-08 Richard Guenther <rguenther@suse.de>
19476 PR middle-end/35834
19477 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
19478 for adding index to base.
19480 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
19482 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
19483 (MINGW_ENABLE_EXECUTE_STACK): New.
19484 (IN_LIBGCC2): For libgcc include windows.h file for
19485 function declarations.
19487 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
19489 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
19490 and tem2 if tem1 is not a REG or MULT.
19492 2008-04-08 Jan Hubicka <jh@suse.cz>
19494 * function.h (incomming_args): Break out of struct function.
19495 (function_subsections): Break out of struct function.
19496 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
19497 return_rtx and hard_reg_initial_vals from struct function.
19498 Kill inl_max_label_num.
19499 (current_function_pops_args, current_function_args_info,
19500 current_function_args_size, current_function_args_size,
19501 current_function_pretend_args_size,
19502 current_function_outgoing_args_size,
19503 current_function_internal_arg_pointer, current_function_return_rtx):
19504 Kill compatibility accestor macros.
19505 * builtins.c (expand_builtin_apply_args_1): Update.
19506 (expand_builtin_next_arg): Update.
19507 * df-scan.c (df_get_call_refs): Update.
19508 * dbxout.c (dbxout_function_end): Update.
19509 * dwarf2out.c (dwarf2out_switch_text_section): Update.
19510 (output_line_info): Update.
19511 (secname_for_decl): Update.
19512 (dwarf2out_var_location): Update.
19513 * function.c (free_after_compilation): Update.
19514 (assign_parm_find_stack_rtl): Update.
19515 (assign_parms): Update.
19516 (expand_dummy_function_end): Update.
19517 (expand_function_end): Update.
19518 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
19519 (expand_call): Update.
19520 (emit_library_call_value_1): Update.
19521 (store_one_arg): Update.
19522 * varasm.c (initialize_cold_section_name): Update.
19523 (unlikely_text_section): Update.
19524 (unlikely_text_section_p): Update.
19525 (assemble_start_function): Update.
19526 (assemble_end_function): Update.
19527 (default_section_type_flags): Update.
19528 (switch_to_section): Update.
19529 * integrate.c (set_decl_abstract_flags): Update.
19530 (get_hard_reg_initial_val): Update.
19531 (has_hard_reg_initial_val): Update.
19532 (allocate_initial_values): Update.
19533 * resource.c (init_resource_info): Update.
19534 * config/alpha/alpha.c (NUM_ARGS): Update.
19535 (direct_return): Update.
19536 (alpha_va_start): Update.
19537 (alpha_sa_size): Update.
19538 (alpha_initial_elimination_offset): Update.
19539 (alpha_expand_prologue): Update.
19540 (alpha_start_function): Update.
19541 (alpha_expand_epilogue): Update.
19542 (unicosmk_initial_elimination_offset):
19543 * config/alpha/alpha.md (call expander): Update.
19544 * config/s390/s390.c (s390_register_info): Update.
19545 (s390_register_info): Update.
19546 (s390_frame_info): Update.
19547 (s390_initial_elimination_offset): Update.
19548 (s390_build_builtin_va_list): Update.
19549 (s390_va_start): Update.
19550 * config/spu/spu.c (direct_return): Update.
19551 (spu_expand_prologue): Update.
19552 (spu_initial_elimination_offset): Update.
19553 (spu_build_builtin_va_list): Update.
19554 (spu_va_start): Update.
19555 * config/sparc/sparc.c (sparc_init_modes): Update.
19556 (sparc_compute_frame_size): Update.
19557 (function_value): Update.
19558 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
19559 * config/i386/i386.md (return expander): Update.
19560 * config/i386/i386.c (ix86_va_start): Update.
19561 (ix86_can_use_return_insn_p): Update.
19562 (ix86_compute_frame_layout): Update.
19563 (ix86_expand_epilogue): Update.
19564 * config/sh/sh.c (output_stack_adjust): Update.
19565 (calc_live_regs): Update.
19566 (sh_expand_prologue): Update.
19567 (sh_builtin_saveregs): Update.
19568 (sh_va_start): Update.
19569 (initial_elimination_offset): Update.
19570 (sh_allocate_initial_value): Update.
19571 (sh_function_ok_for_sibcall): Update.
19572 (sh_get_pr_initial_val): Update.
19573 * config/sh/sh.md (return expander): Update.
19574 * config/avr/avr.c (frame_pointer_required_p): UPdate.
19575 * config/crx/crx.c (crx_compute_frame): UPdate.
19576 (crx_initial_elimination_offset): UPdate.
19577 * config/xtensa/xtensa.c (compute_frame_size): Update
19578 (xtensa_builtin_saveregs): Update.
19579 (xtensa_va_start): Update.
19580 (order_regs_for_local_alloc): Update.
19581 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
19582 (xstormy16_expand_builtin_va_start): Update.
19583 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
19584 * config/m68hc11/m68hc11.md (return expanders): Update.
19585 * config/m68hc11/m68hc11.c (expand_prologue): Update.
19586 (expand_epilogue): Update.
19587 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
19588 (cris_simple_epilogue): Update.
19589 (cris_expand_prologue): Update.
19590 (cris_expand_epilogue): Update.
19591 * config/iq2000/iq2000.c (iq2000_va_start): Update.
19592 (compute_frame_size): Update.
19593 * config/mt/mt.c (mt_compute_frame_size): Update.
19594 * config/mn10300/mn10300.c (expand_prologue): Update.
19595 (expand_epilogue): Update.
19596 (initial_offset): Update.
19597 (mn10300_builtin_saveregs):
19598 * config/mn10300/mn10300.md (return expander): Update.
19599 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19600 (ia64_initial_elimination_offset): Update.
19601 (ia64_initial_elimination_offset): Update.
19602 (ia64_expand_prologue): Update.
19603 * config/m68k/m68k.md (return expander): Update.
19604 * config/rs6000/rs6000.c (rs6000_va_start): Update.
19605 (rs6000_stack_info): Update.
19606 * config/mcore/mcore.c (layout_mcore_frame): Update.
19607 (mcore_expand_prolog): Update.
19608 * config/arc/arc.c (arc_compute_frame_size): Update.
19609 * config/score/score3.c (score3_compute_frame_size): Update.
19610 * config/score/score7.c (score7_compute_frame_size): Update.
19611 * config/arm/arm.c (use_return_insn): Update.
19612 (thumb_find_work_register): Update.
19613 (arm_compute_save_reg_mask): Update.
19614 (arm_output_function_prologue): Update.
19615 (arm_output_epilogue): Update.
19616 (arm_size_return_regs): Update.
19617 (arm_get_frame_offsets): Update.
19618 (arm_expand_prologue): Update.
19619 (thumb_exit): Update.
19620 (thumb_unexpanded_epilogue): Update.
19621 (thumb1_output_function_prologue): Update.
19622 * config/pa/pa.md (return expander): Update.
19623 * config/pa/pa.c (compute_frame_size): Update.
19624 (hppa_builtin_saveregs): Update.
19625 * config/mips/mips.c (mips_va_start): Update.
19626 (mips16_build_function_stub): Update.
19627 (mips_compute_frame_info): Update.
19628 (mips_restore_gp): Update.
19629 (mips_output_function_prologue): Update.
19630 (mips_expand_prologue): Update.
19631 * config/v850/v850.c (compute_frame_size): Update.
19632 (expand_prologue): * config/mmix/mmix.c (along): update.
19633 (mmix_initial_elimination_offset): update.
19634 (mmix_reorg): update.
19635 (mmix_use_simple_return): update.
19636 (mmix_expand_prologue): update.
19637 (mmix_expand_epilogue): Update.
19638 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
19639 (emit_link_insn): Update.
19641 2008-04-08 Anatoly Sokolov <aesok@post.ru>
19643 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
19644 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
19646 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
19649 2008-04-07 Jan Hubicka <jh@suse.cz>
19651 * function.h (rtl): Rename to x_rtl.
19652 (crtl): New define.
19653 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19654 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19655 used_temp_slots avail_temp_slots, temp_slot_level,
19656 nonlocal_goto_handler_labels): Update accesstors.
19657 (rtl): New global variable.
19658 (struct function): Move some fileds to rtl_data.
19659 (get_arg_pointer_save_area): Update prototype.
19660 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19661 get_arg_pointer_save_area.
19662 * expr.c (init_expr): Update
19663 * function.c (get_frame_size): Update
19664 (assign_stack_local): Update
19665 (expand_function_end): Update.
19666 (get_art_pointer_save_area): Update
19668 * emit-rtl.c (rtl): Declare.
19669 (regno_reg_rtx): Declare.
19670 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19672 (gen_reg_rtx): Update.
19673 * varasm.c (n_deferred_constatns): Update accestor.
19674 (init_varasm_status): Do not allocate varasm_status.
19675 (force_const_mem, get_pool_size, output_constant_pool): Update.
19676 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19677 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19678 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
19679 * sparc/sparc.h (INIT_EXPANDERS): Update.
19680 * ia64/ia64.h (INIT_EXPANDERS): Update.
19682 2008-04-07 James E. Wilson <wilson@tuliptree.org>
19684 * reload.c (push_secondary_reload): Add missing break to for loop.
19686 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19688 PR middle-end/PR28690
19689 * rtlanal.c: Update copyright years.
19690 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
19691 as REG_POINTER and MEM_POINTER operands.
19692 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
19693 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
19694 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
19695 * gcse.c: Update copyright years.
19696 (pre_delete): Call gen_reg_rtx_and_attrs.
19697 (hoist_code): Likewise.
19698 (build_store_vectors): Likewise.
19699 (delete_store): Likewise.
19700 * loop-invariant.c (move_invariant_reg): Likewise.
19701 Update copyright years.
19703 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
19705 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
19706 control string instead of quoted.
19708 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19710 * doc/rtl.texi: Rewrite of subreg section.
19712 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
19715 * config/i386/i386.c (legitimize_pic_address): Add treating
19716 of dllimport SYM_REF's.
19717 (legitimize_dllimport_symbol): Add prototype.
19719 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19721 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
19722 reference in constructor with non self-referential type.
19724 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19726 Removal of Return with Depressed Stack Pointer support
19727 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
19728 (ECF_SP_DEPRESSED): Likewise.
19729 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
19730 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
19731 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19732 (expand_call): Do not test ECF_SP_DEPRESSED.
19733 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19734 * function.c (keep_stack_depressed): Delete.
19735 (handle_epilogue_set): Likewise.
19736 (update_epilogue_consts): Likewise.
19737 (emit_equiv_load): Likewise.
19738 (thread_prologue_and_epilogue_insns): Remove support for Return with
19739 Depressed Stack Pointer.
19740 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19742 2008-04-06 Richard Guenther <rguenther@suse.de>
19744 PR tree-optimization/35400
19745 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
19746 information from SSA_NAMEs.
19748 2008-04-06 Anatoly Sokolov <aesok@post.ru>
19750 * config/avr/avr.h (avr_mega_p): Remove declaration.
19751 (AVR_MEGA): Remove macro.
19752 * config/avr/avr.c (avr_mega_p): Remove variable.
19753 (avr_override_options): Remove inicializion of avr_mega_p.
19754 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19755 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19756 (avr_jump_mode): (Ditto.).
19757 (avr_output_progmem_section_asm_op): (Ditto.).
19758 (avr_asm_init_sections): (Ditto.).
19759 (avr_asm_init_sections): (Ditto.).
19760 (avr_rtx_costs): (Ditto.).
19761 * config/avr/avr.md: (Ditto.).
19762 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
19765 2008-04-06 Richard Guenther <rguenther@suse.de>
19767 PR tree-optimization/35842
19768 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
19769 is_gimple_invariant_address.
19771 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19773 * gcc.c (default_compilers): Sync Fortran extensions list with
19774 that in fortran/lang-specs.h.
19775 * doc/invoke.texi: Likewise.
19776 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
19777 * dwarf2out.c (gen_compile_unit_die): Likewise.
19779 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
19781 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
19783 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
19786 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
19787 attribute is used for nested functions.
19789 2008-04-05 Jan Hubicka <jh@suse.cz>
19791 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
19793 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
19795 (dump_files): Update.
19796 (enable_rtl_dump_file): Do not accept letter argument.
19797 * tree-pass.h (dump_file_info): Remove letter argument.
19798 * toplev.c (decode_d_option): Update -da handling.
19799 * toplev.h (enable_rtl_dump_file): Update prototype.
19800 * passes.c (register_one_dump_file): Do not accept IPA argument; work
19801 it out based on pass type.
19802 (register_dump_files_1): Likewise.
19803 (init_optimization_passes): Update register_one_dump_file calls.
19804 (execute_one_pass): Sanity check that IPA passes are called at IPA
19805 level and RTL passes at RTL level.
19806 (execute_pass_list): IPA pass can not be after or subpass of
19808 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
19809 disallov RTL subpasses of IPA subpasses.
19811 2008-04-05 Ben Elliston <bje@au.ibm.com>
19813 * tree-cfg.c (need_fake_edge_p): Return false for calls to
19814 builtins that return exactly once and do not throw. Cache call to
19817 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
19819 PR rtl-optimization/34916
19820 PR middle-end/35519
19821 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
19822 between instruction pairs.
19824 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
19826 * doc/invoke.texi: Document -mbitops for SH.
19827 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
19828 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
19829 * config/sh/sh.c (print_operand): Add %t operand code.
19830 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
19831 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
19832 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
19833 (extendqihi2): Likewise.
19834 (movqi_i): Likewise.
19835 (insv): Use bset, bclr and bst instructions for SH2A if possible.
19836 (extv): Use bld instruction for SH2A if possible.
19838 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
19839 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
19840 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
19841 (bset.b, bclr.b): Define peepholes.
19842 * config/sh/sh.opt (mbitops): New option.
19844 2008-04-04 Janis Johnson <janis187@us.ibm.com>
19847 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
19848 and view convert expression.
19850 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19853 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
19855 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
19857 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
19859 * config/i386/cpuid.h (bit_AES): New.
19860 (bit_PCLMUL): Likewise.
19862 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
19863 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
19864 SSE2 if AES or PCLMUL is enabled.
19865 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
19866 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19867 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
19868 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
19869 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
19870 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
19871 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19872 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
19873 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
19874 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
19875 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
19876 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
19877 __builtin_ia32_aeskeygenassist128 and
19878 __builtin_ia32_pclmulqdq128.
19879 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
19880 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
19881 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
19883 * config/i386/i386.h (TARGET_AES): New.
19884 (TARGET_PCLMUL): Likewise.
19885 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
19887 * config/i386/i386.md (UNSPEC_AESENC): New.
19888 (UNSPEC_AESENCLAST): Likewise.
19889 (UNSPEC_AESDEC): Likewise.
19890 (UNSPEC_AESDECLAST): Likewise.
19891 (UNSPEC_AESIMC): Likewise.
19892 (UNSPEC_AESKEYGENASSIST): Likewise.
19893 (UNSPEC_PCLMUL): Likewise.
19895 * config/i386/i386.opt (maes): New.
19896 (mpclmul): Likewise.
19898 * config/i386/sse.md (aesenc): New pattern.
19899 (aesenclast): Likewise.
19900 (aesdec): Likewise.
19901 (aesdeclast): Likewise.
19902 (aesimc): Likewise.
19903 (aeskeygenassist): Likewise.
19904 (pclmulqdq): Likewise.
19906 * config/i386/wmmintrin.h: New.
19908 * doc/extend.texi: Document AES and PCLMUL built-in function.
19910 * doc/invoke.texi: Document -maes and -mpclmul.
19912 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
19914 * function.c (free_after_parsing): Replace with
19915 cxx_push_function_context from C++ front-end.
19916 (allocate_struct_function): Don't call langhook.
19917 * langhooks.h (struct lang_hooks_for_functions): Delete.
19918 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
19920 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
19921 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
19922 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
19923 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
19924 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
19925 remove LANG_HOOKS_FUNCTION_INITIALIZER.
19926 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
19928 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
19929 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
19931 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19934 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
19937 2008-04-04 Richard Guenther <rguenther@suse.de>
19939 PR middle-end/35823
19940 * fold-const.c (optimize_minmax_comparison): Use the correct
19941 type for the constant in the simplified comparison.
19943 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
19945 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
19946 Pass L2 size as "--param l2-cache-size" to the compiler.
19947 (decode_l2_cache): New function to decode L2 cache parameters using
19948 0x8000006 extended cpuid function.
19949 (detect_caches_amd): Determine parameters of L2 cache using
19950 decode_l2_caches function.
19951 (decode_caches_intel): Decode L2 cache parameters.
19952 (detect_caches_intel): Determine L2 cache parameters using
19953 decode_caches_intel and decode_l2_caches functions.
19955 2008-04-03 Bob Wilson <bob.wilson@acm.org>
19957 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
19958 secondary input reload for subword loads from the constant pool.
19960 2008-04-03 Janis Johnson <janis187@us.ibm.com>
19963 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
19964 constants of the appropriate size for runtime calculations.
19967 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
19968 decimal-float literal constant zero.
19970 2008-04-03 Jakub Jelinek <jakub@redhat.com>
19973 * c-parser.c (c_parser_omp_atomic): Call
19974 default_function_array_conversion on the RHS.
19976 PR middle-end/35818
19977 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
19978 call is_variable_sized if decl has incomplete type.
19980 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
19982 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
19984 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
19986 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
19988 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
19989 (sgt<u>): Merge sgt and sgtu into new expander.
19990 (sgt, sgtu): Remove expanders.
19991 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
19992 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
19993 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
19994 *sgtu_<mode>_mips16 into new pattern.
19995 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
19996 (sge<u>): Merge sge and sgeu into new expander.
19997 (sge, sgeu): Remove expanders.
19998 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20000 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20001 (slt<u>): Merge slt and sltu into new expander.
20002 (slt, sltu): Remove expanders.
20003 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20004 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20005 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20006 *sltu_<mode>_mips16 into new pattern.
20007 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20008 (sle<u>): Merge sle and sleu into new expander.
20009 (sle, sleu): Remove expanders.
20010 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20011 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20012 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20013 *sleu_<mode>_mips16 into new pattern.
20014 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20016 2008-04-03 Jan Hubicka <jh@suse.cz>
20018 PR tree-optimization/35795
20019 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20020 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20021 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20022 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20023 * score/score3.c (score3_output_mi_thunk): Likewise.
20024 * score/score7.c (score7_output_mi_thunk): Likewise.
20025 * mips/mips.c (mips_output_mi_thunk): Likewise.
20027 2008-04-03 Richard Guenther <rguenther@suse.de>
20029 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20030 conversions. Simplify code.
20032 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20034 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20036 2008-04-03 Tom Tromey <tromey@redhat.com>
20037 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20039 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20040 * config/bfin/t-bfin-linux (generated_files): Add
20041 linux-sysroot-suffix.h.
20042 * doc/install.texi (Prerequisites): Require make 3.80.
20043 * doc/sourcebuild.texi (Front End Directory): Document new
20045 * Makefile.in (generated_files): New variable.
20046 (ALL_HOST_OBJS): New variable.
20047 ($(ALL_HOST_OBJS)): New target.
20049 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20051 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20052 (remap_block): Call id->transform_lang_insert_block instead
20054 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20055 Set id.transform_lang_insert_block to NULL.
20056 (clone_body): Move to cp/optimize.c
20057 * tree-inline.h (struct copy_body_data): Change
20058 transform_lang_insert_block to function pointer.
20059 (copy_generic_body, copy_decl_no_change): Export.
20060 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20061 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20062 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20064 * c-tree.h (insert_block): Kill.
20065 * c-decl.c (insert_block): Kill.
20067 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20069 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20070 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20071 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20073 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20074 argument, call {push,pop}_function_context from here.
20075 * c-parser.c: Use c_{push,pop}_function_context.
20077 * function.c (push_function_context_to): Move meat ...
20078 (push_function_context): ... here. Simplify.
20079 * function.c (pop_function_context_from): Move meat ...
20080 (pop_function_context): ... here. Simplify.
20081 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20083 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20084 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20085 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20086 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20088 2008-04-03 Ben Elliston <bje@au.ibm.com>
20090 * expmed.c (extract_force_align_mem_bit_field): Remove.
20092 2008-04-03 Richard Guenther <rguenther@suse.de>
20094 PR middle-end/35800
20095 * expr.h (try_casesi): Adjust prototype.
20096 * expr.c (try_casesi): Take fallback label as extra parameter.
20097 Use that for gen_casesi if default_label is NULL.
20098 * stmt.c (expand_case): Pass fallback label to try_casesi,
20099 make sure to fill gaps with a fallback label if default_label
20102 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
20105 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20107 2008-04-03 Ben Elliston <bje@au.ibm.com>
20109 * expmed.c (extract_split_bit_field): Remove if (0) code.
20110 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20111 (do_ds_constraint): Likewise.
20113 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20115 * doc/cppopts.texi (-dU): Document.
20116 * c-common.h (flag_dump_macros): Update comment.
20117 * c-opts.c (handle_OPT_d): Handle -dU.
20118 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20119 dump_queued_macros, cb_used_define, cb_used_undef): New.
20120 (init_pp_output): Handle -dU.
20121 (cb_line_change): Call dump_queued_macros.
20122 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20124 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20126 * config/avr/predicates.md (io_address_operand): New predicate.
20127 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20128 * config/avr/avr.c (avr_io_address_p): Remove function.
20129 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20130 'avr_io_address_p' function.
20131 (out_movhi_r_mr): (Ditto.).
20132 (out_movqi_mr_r): (Ditto.).
20133 (out_movhi_mr_r): (Ditto.).
20134 (avr_address_cost): (Ditto.).
20136 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20138 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20139 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20140 in 32bit mode when XMM registers are available to avoid store
20142 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20143 corresponding post-reload splitters.
20145 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20147 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20148 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20149 __builtin_ia32_roundss.
20150 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20151 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20152 __builtin_ia32_roundss.
20153 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20154 IX86_BUILTIN_SHUFPD here.
20156 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20158 * config/i386/i386.md (plogic): New.
20159 (plogicprefix): Likewise.
20161 * config/i386/mmx.md (mmx_<code><mode>3): New.
20162 (mmx_and<mode>3): Removed.
20163 (mmx_ior<mode>3): Likewise.
20164 (mmx_xor<mode>3): Likewise.
20166 * config/i386/sse.md (<code><mode>3): New.
20167 (*<code><mode>3): Likewise.
20168 (*<code><mode>3): Likewise.
20169 (<code><mode>3): Likewise.
20170 (*sse_<code><mode>3): Likewise.
20171 (*sse2_<code><mode>3): Likewise.
20172 (<code>tf3): Likewise.
20173 (*<code>tf3): Likewise.
20174 (and<mode>3): Likewise.
20175 (*and<mode>3): Likewise.
20176 (ior<mode>3): Removed.
20177 (*ior<mode>3): Likewise.
20178 (xor<mode>3): Likewise.
20179 (*xor<mode>3): Likewise.
20180 (*and<mode>3): Likewise.
20181 (*ior<mode>3): Likewise.
20182 (*xor<mode>3): Likewise.
20183 (and<mode>3): Likewise.
20184 (*sse_and<mode>3): Likewise.
20185 (*sse2_and<mode>3): Likewise.
20186 (andtf3): Likewise.
20187 (*andtf3): Likewise.
20188 (ior<mode>3): Likewise.
20189 (*sse_ior<mode>3): Likewise.
20190 (*sse2_ior<mode>3): Likewise.
20191 (iortf3): Likewise.
20192 (*iortf3): Likewise.
20193 (xor<mode>3): Likewise.
20194 (*sse_xor<mode>3): Likewise.
20195 (*sse2_xor<mode>3): Likewise.
20196 (xortf3): Likewise.
20197 (*xortf3): Likewise.
20199 2008-04-02 Richard Guenther <rguenther@suse.de>
20201 PR tree-optimization/14495
20202 PR tree-optimization/34793
20203 * tree-vrp.c (struct switch_update): New structure.
20204 (to_remove_edges, to_update_switch_stmts): New VECs.
20205 (simplify_switch_using_ranges): New function. Remove not taken
20206 case labels and edges.
20207 (simplify_stmt_using_ranges): Call it.
20208 (identify_jump_threads): Mark edges we have queued for removal
20209 so we don't thread them.
20210 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20212 * tree-cfg.c (group_case_labels): Deal with missing default label.
20213 (tree_verify_flow_info): Allow missing default label.
20214 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20215 (emit_case_nodes): Likewise.
20216 (expand_case): Do not rely on the default label to be present.
20217 * expr.c (try_casesi): Deal with NULL default_label.
20218 (do_tablejump): Likewise.
20220 2008-04-02 Richard Guenther <rguenther@suse.de>
20222 PR tree-optimization/14495
20223 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20224 SWITCH_EXPR here ...
20225 (vrp_visit_switch_stmt): ... but here (new function).
20226 (find_case_label_index): New helper function.
20227 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20229 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20231 * fwprop.c: Fix ISO-C99ism.
20233 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20236 * Makefile.in (objdir): Set it here.
20237 * configure.ac: Not here. Find dynamic linker characteristics.
20238 * exec-tool.in: Use them.
20239 * aclocal.m4: Regenerate.
20240 * configure: Regenerate.
20242 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20244 * expr.c (expand_var): Delete it.
20245 * expr.h (expand_var): Delete prototype.
20246 * function.c (expand_function_start): Use expand_decl instead.
20247 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20250 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20252 PR rtl-optimization/35542
20253 * fwprop.c (forward_propagate_and_simplify): Replace
20254 loc_reg_mentioned_in_p with reg_mentioned_p.
20256 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20258 PR rtl-optimization/35281
20259 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20260 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20261 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20262 (varying_mem_p): Move above propagate_rtx.
20263 (all_uses_available_at): Do not check MEMs.
20265 2008-04-02 Rafael EspÃndola <espindola@google.com>
20267 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20268 (register_edge_assert_for_2): Split the cond argument.
20269 (register_edge_assert_for_1): Adjust for the change in
20270 register_edge_assert_for_2.
20271 (register_edge_assert_for): Split the cond argument.
20272 (find_switch_asserts): Adjust for the change in
20273 register_edge_assert_for.
20275 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20277 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20278 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20279 offsets for 64-bit mingw.
20280 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20281 abi for x86_64-pc-mingw.
20283 2008-04-02 Richard Guenther <rguenther@suse.de>
20285 * tree-vrp.c (extract_range_from_assert): Make sure to not
20286 produce range min/max with TREE_OVERFOW set.
20287 If merging a anti-range and a range keep the anti-range if
20288 the range covers all values of the type.
20289 (register_edge_assert_for_2): Only allow sign-changing
20290 conversions in detecting canonical range checks. Also
20291 register an assert for the unsigned name if useful.
20293 PR tree-optimization/35787
20294 * tree-vrp.c (vrp_val_max): New function.
20295 (vrp_val_min): Likewise.
20296 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20297 (vrp_val_is_min): Likewise.
20298 (supports_overflow_infinity): Use vrp_val_{min,max}.
20299 (negative_overflow_infinity): Likewise.
20300 (positive_overflow_infinity): Likewise.
20301 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20302 (is_positive_overflow_infinity): Likewise.
20303 (is_overflow_infinity): Likewise.
20304 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20305 vrp_val_is_{min,max}.
20306 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20307 to ranges if possible. Avoid empty ranges.
20309 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20311 PR middle-end/35705
20312 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20313 the expression is a function address.
20315 2008-04-01 George Helffrich <george@gcc.gnu.org>
20317 PR fortran/35154, fortran/23057
20318 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20319 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20320 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20321 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20323 (dbxout_syms): Check for COMMON-based symbol and wrap in
20324 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20325 in bracket for efficiency.
20327 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20328 using DW_TAG_common_block + member offset.
20329 (add_pubname_string): New function.
20330 (dw_expand_expr): New function to find block name and offset for
20332 (common_check): New function to check whether symbol in Fortran COMMON.
20333 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20335 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20338 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20340 2008-04-02 Ben Elliston <bje@au.ibm.com>
20342 * config/v850/v850.md (casesi): Remove if (0) code.
20343 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20344 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20346 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20348 * config/i386/i386.md (rex64suffix): New mode attribute.
20349 (floathi<mode>2): Disable expander for SSE math.
20350 (*floathi<mode>2_1): New insn insn_and_split pattern.
20351 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20352 corresponding post-reload splitters.
20353 (*floathi<mode>2_i387): New macroized insn pattern.
20354 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20355 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20356 insn_and_split pattern.
20357 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20358 New macroized instruction patterns and corresponding post-reload
20360 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20361 and corresponding post-reload splitters.
20362 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20363 New macroized instruction patterns.
20364 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20365 macroized instruction patterns and corresponding post-reload splitters.
20366 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20367 corresponding post-reload splitters.
20368 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20369 New macroized instruction patterns.
20370 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20371 corresponding post-reload splitters.
20372 (*floatsi<mode>2_i387): New macroized instruction patterns.
20374 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20376 * config/i386/i386.md (smaxmin): New.
20377 (umaxmin): Likewise.
20378 (maxminiprefix): Likewise.
20379 (maxminfprefix): Likewise.
20380 (<code><mode>3): Likewise.
20381 (smin<mode>3): Removed.
20382 (smax<mode>3): Likewise.
20384 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20385 (mmx_<code>v4hi3): Likewise.
20386 (mmx_<code>v8qi3): Likewise.
20387 (mmx_smaxv2sf3): Removed.
20388 (mmx_sminv2sf3): Likewise.
20389 (mmx_umaxv8qi3): Likewise.
20390 (mmx_smaxv4hi3): Likewise.
20391 (mmx_uminv8qi3): Likewise.
20392 (mmx_sminv4hi3): Likewise.
20394 * config/i386/sse.md (<addsub><mode>3): New.
20395 (*<addsub><mode>3): Likewise.
20396 (<sse>_vm<addsub><mode>3): Likewise.
20397 (<maxmin><mode>3): Likewise.
20398 (*<maxmin><mode>3_finite): Likewise.
20399 (*<maxmin><mode>3): Likewise.
20400 (<sse>_vm<maxmin><mode>3): Likewise.
20401 (sse3_h<addsub>v4sf3): Likewise.
20402 (sse3_h<addsub>v2df3): Likewise.
20403 (<maxmin>v16qi3): Likewise.
20404 (*<maxmin>v16qi3): Likewise.
20405 (<maxmin>v8hi3): Likewise.
20406 (*<maxmin>v8hi3): Likewise.
20407 (*sse4_1_<maxmin><mode>3): Likewise.
20408 (*sse4_1_<maxmin><mode>3): Likewise.
20409 (add<mode>3): Removed.
20410 (*add<mode>3): Likewise.
20411 (<sse>_vmadd<mode>3): Likewise.
20412 (sub<mode>3): Likewise.
20413 (*sub<mode>3): Likewise.
20414 (<sse>_vmsub<mode>3): Likewise.
20415 (smin<mode>3): Likewise.
20416 (*smin<mode>3_finite): Likewise.
20417 (*smin<mode>3): Likewise.
20418 (<sse>_vmsmin<mode>3): Likewise.
20419 (smax<mode>3): Likewise.
20420 (*smax<mode>3_finite): Likewise.
20421 (*smax<mode>3): Likewise.
20422 (<sse>_vmsmax<mode>3): Likewise.
20423 (sse3_haddv4sf3): Likewise.
20424 (sse3_haddv2df3): Likewise.
20425 (sse3_hsubv4sf3): Likewise.
20426 (sse3_hsubv2df3): Likewise.
20427 (umaxv16qi3): Likewise.
20428 (*umaxv16qi3): Likewise.
20429 (smaxv8hi3): Likewise.
20430 (*smaxv8hi3): Likewise.
20431 (*sse4_1_smax<mode>3): Likewise.
20432 (*sse4_1_umax<mode>3): Likewise.
20433 (uminv16qi3): Likewise.
20434 (*uminv16qi3): Likewise.
20435 (sminv8hi3): Likewise.
20436 (*sminv8hi3): Likewise.
20437 (*sse4_1_smin<mode>3): Likewise.
20438 (*sse4_1_umin<mode>3): Likewise.
20440 2008-04-01 Rafael EspÃndola <espindola@google.com>
20442 * tree-cfg.c (verify_expr): remove in_phi.
20443 (verify_stmt): Don't call walk_tree with verify_expr. Use
20444 is_gimple_min_invariant instead of is_gimple_val.
20446 2008-04-01 Joseph Myers <joseph@codesourcery.com>
20448 * doc/include/gpl_v3.texi: Update for manpage generation.
20449 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
20451 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
20452 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
20453 gpl_v3.texi instead of gpl.texi.
20456 2008-04-01 Jakub Jelinek <jakub@redhat.com>
20459 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
20461 2008-04-01 Rafael EspÃndola <espindola@google.com>
20463 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
20464 (extract_code_and_val_from_cond): Use
20465 extract_code_and_val_from_cond_with_ops.
20467 2008-04-01 Jan Hubicka <jh@suse.cz>
20469 * function.c (free_after_compilation): Free epilogue_delay_list.
20470 (prepare_function_start): Assert that previous compilation was freed.
20472 2008-04-01 Jan Hubicka <jh@suse.cz>
20473 Jim Wilson <wilson@tuliptree.org>
20474 Andreas Tobler <andreast@gcc.gnu.org>
20476 PR middle-end/35781
20477 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
20478 rtl.emit instead cfun->emit.
20479 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
20480 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
20482 2008-04-01 Ben Elliston <bje@au.ibm.com>
20484 * doc/c-tree.texi (Function Basics): Fix grammatical error.
20486 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
20488 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
20490 (fprofile-use): Add var flag_profile_use
20491 * coverage.c (coverage_begin_output): Do not open a gcno file for
20492 output only if -ftest-coverage is set.
20493 Do not add getpwd() to gcda file path.
20494 (build_gcov_info): Check the new flag
20495 flag_profile_datafile_relative_path.
20496 (coverage_init): Use profile_data_prefix.
20497 Read profile counter only if flag_profile_use is set.
20498 * opts.c (common_handle_option): New option fprofile-use=,
20499 fprofile-dir=, fprofile-generate=.
20500 * toplev.c (profile_data_prefix): New variable definition.
20501 * toplev.h (profile_data_prefix): New declaration.
20502 * doc/invoke.tex (Option Summary, Optimization Options):
20505 2008-03-31 James E. Wilson <wilson@tuliptree.org>
20507 * varasm.c (output_constant_pool_1): In LABEL_REF check,
20508 use tmp consistently.
20511 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
20512 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20513 UNSPEC_FR_RECIP_APPROX_RES.
20514 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
20516 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
20519 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
20521 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20523 PR middle-end/30186
20524 * fold-const.c (fold_indirect_ref_1): Support accessing non first
20525 element of the vector via a pointer.
20527 2008-03-31 Ian Lance Taylor <iant@google.com>
20529 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
20531 2008-03-31 Jan Hubicka <jh@suse.cz>
20533 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20534 get_arg_pointer_save_area.
20535 * expr.c (init_expr): Just clear out rtl.expr.
20536 * function.c (free_after_compilation): Clear out whole RTL structure.
20537 (get_func_frame_size): Merge into ...
20538 (get_frame_size): ... this one.
20539 (assign_stack_local_1): Merge into ...
20540 (assign_stack_local): ... this one.
20541 (expand_function_end): Update call of get_arg_pointer_save_area.
20542 (get_art_pointer_save_area): Remove cfun argument.
20543 * function.h (emit_status): regno_pointer_align does not need length
20544 attribute. Move x_regno_reg_rtx to ...
20545 (regno_reg_rtx): ... new global array.
20546 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
20547 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
20548 apply_args_value, forced_labels, stack_pointer_delta):
20550 (struct varasm_status): Move here from varasm.c
20551 (struct rtl_data): New. Move here some fields from struct function.
20552 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20553 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20554 used_temp_slots avail_temp_slots, temp_slot_level,
20555 nonlocal_goto_handler_labels): Update accesstors.
20556 (rtl): New global variable.
20557 (struct function): Move some fileds to rtl_data.
20558 (get_arg_pointer_save_area): Update prototype.
20559 * emit-rtl.c (rtl): Declare.
20560 (regno_reg_rtx): Declare.
20561 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20563 (gen_reg_rtx): Update.
20564 (init_virtual_regs): Do not tate emit_status argument.
20565 (init_emit): Do not allocate emit.
20566 * varasm.c (varasm_statuc): Move to function.h.
20567 (n_deferred_constatns): Update accestor.
20568 (init_varasm_status): Do not allocate varasm_status.
20569 (force_const_mem, get_pool_size, output_constant_pool): Update.
20570 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20571 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20573 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
20575 PR rtl-optimization/35729
20576 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
20579 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
20582 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
20583 load/store if memory is unaligned.
20584 (*movti_rex64): Likewise.
20586 * config/i386/predicates.md (misaligned_operand): New.
20588 2008-03-31 Andrew Pinski <pinskia@gmail.com>
20591 * tree-ssa-phiopt.c (conditional_replacement): Return early for
20594 2008-03-31 Jan Beulich <jbeulich@novell.com>
20596 * config/ia64/constraints.md: Add 'j' constraint.
20597 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
20598 (movdi_internal): Likewise.
20600 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
20603 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
20605 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
20608 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
20609 proper error message for the third argument on blendpd and
20612 * config/i386/sse.md (blendbits): New.
20613 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
20615 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
20617 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
20619 2008-03-30 Richard Guenther <rguenther@suse.de>
20621 PR middle-end/31023
20622 * fold-const.c (fold_sign_changed_comparison): Do leave
20623 conversions to base-types alone.
20625 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
20627 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
20628 the link register if one altivec register is be saved.
20630 2008-03-30 Ben Elliston <bje@au.ibm.com>
20632 * final.c (final_scan_insn): Remove if (0) code.
20634 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
20636 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
20638 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
20640 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
20641 of V4SFmode to ix86_binary_operator_ok.
20643 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
20645 * config/i386/i386.c (override_options): Initialize
20646 ix86_veclib_handler to ix86_veclibabi_svml when
20647 -mveclibabi=svml is used.
20648 (ix86_veclibabi_svml): New function for SVML ABI style
20649 vectorization support.
20650 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
20652 2008-03-28 Rafael EspÃndola <espindola@google.com>
20654 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
20655 (tree_binary_nonnegative_warnv_p): Make it public.
20656 (tree_single_nonnegative_warnv_p): Make it public.
20657 (tree_invalid_nonnegative_warnv_p): Make it public.
20658 (tree_unary_nonzero_warnv_p): Make it public.
20659 (tree_binary_nonzero_warnv_p): Make it public
20660 (tree_single_nonzero_warnv_p): Make it public.
20661 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
20662 (extract_range_from_binary_expr): Split the expr argument.
20663 (extract_range_from_unary_expr): Split the expr argument.
20664 (extract_range_from_comparison): Split the expr argument.
20665 (extract_range_from_expr): Use the new aux functions.
20666 (vrp_evaluate_conditional_warnv): Use
20667 vrp_evaluate_conditional_warnv_with_ops.
20668 * tree.h (tree_unary_nonzero_warnv_p): Declare.
20669 (tree_binary_nonzero_warnv_p): Declare.
20670 (tree_single_nonzero_warnv_p): Declare.
20671 (tree_expr_nonzero_warnv_p): Declare.
20672 (tree_unary_nonnegative_warnv_p): Declare.
20673 (tree_binary_nonnegative_warnv_p): Declare.
20674 (tree_single_nonnegative_warnv_p): Declare.
20675 (tree_invalid_nonnegative_warnv_p): Declare.
20677 2008-03-28 Richard Guenther <rguenther@suse.de>
20679 PR tree-optimization/30317
20680 PR tree-optimization/30911
20681 PR tree-optimization/34793
20682 * tree-vrp.c (set_and_canonicalize_value_range): New function.
20683 (struct assert_locus_d): New member EXPR.
20684 (register_new_assert_for): Add EXPR parameter to support
20685 ASSERT_EXPR <name, expr OP limit>.
20686 (register_edge_assert_for_1): Adjust callers.
20687 (find_assert_locations): Likewise.
20688 (process_assert_insertions_for): Build condition from expression.
20689 (extract_range_from_assert): Handle ASSERT_EXPRs
20690 of the form ASSERT_EXPR <name, expr OP limit>.
20691 (register_edge_assert_for_2): New helper registering
20692 asserts for comparisons. Recognize range tests of the form
20693 (unsigned)i - CST1 OP CST2.
20694 (register_edge_assert_for_1): Use it.
20695 (register_edge_assert_for): Likewise.
20696 (needs_overflow_infinity): Integer sub-types
20697 do not need overflow infinities.
20698 (vrp_val_is_max): The extreme values of integer sub-types
20699 are those of the base type.
20700 (vrp_val_is_min): Likewise.
20701 * tree.def (ASSERT_EXPR): Document extra allowed conditional
20704 2008-03-28 Nick Clifton <nickc@redhat.com>
20707 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
20708 Return GENERAL_REGS for stack adjustment reloads.
20710 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
20713 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
20714 const_vector when all the vectors are constant.
20716 2008-03-27 Bob Wilson <bob.wilson@acm.org>
20718 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
20720 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
20721 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
20723 (s<code>_sf): Use new scc_sf attribute for opcode names.
20725 2008-03-27 Tom Tromey <tromey@redhat.com>
20727 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
20728 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
20729 config/spu/t-spu-elf, config/i386/t-interix,
20730 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
20731 config/i386/x-darwin, config/i386/x-mingw32,
20732 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
20733 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
20734 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
20735 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
20736 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
20737 config/rs6000/x-darwin, config/rs6000/t-rs6000,
20738 config/score/t-score-elf, config/arm/t-strongarm-pe,
20739 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
20740 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
20741 Revert automatic dependency patch.
20743 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
20746 * config/i386/i386.c (ix86_function_arg_boundary): Align
20747 decimal floating point to its natural boundary.
20749 2008-03-27 Richard Guenther <rguenther@suse.de>
20751 PR middle-end/35716
20752 * fold-const.c (fold_comparison): Restrict distinct decl
20753 comparison folding to VAR_DECLs and PARM_DECLs. Do not
20754 solely rely on operand_equal_p.
20756 2008-03-27 Richard Guenther <rguenther@suse.de>
20759 * c-common.c (handle_weak_attribute): Reject combination of
20762 2008-03-27 Richard Guenther <rguenther@suse.de>
20764 PR tree-optimization/32810
20765 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
20766 conversions from DECL_INITIAL.
20767 (fold_const_aggregate_ref): Likewise from constructor elements.
20769 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
20771 * tree-affine.h (aff_combination_expand): Declare.
20772 (get_inner_reference_aff): Likewise.
20773 * tree-affine.c (aff_combination_expand): Split out from
20774 tree_to_aff_combination_expand.
20775 (get_inner_reference_aff): New function.
20776 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
20777 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
20778 (struct lim_aux_data): sm_done field removed.
20779 (mem_ref_loc_p, mem_ref_locs_p): New types.
20780 (struct mem_ref): Added id, stored, accesses_in_loop,
20781 indep_loop, dep_loop, indep_ref, dep_ref fields.
20782 Removed is_stored, locs and next fields.
20783 (memory_accesses): New variable.
20784 (movement_possibility): Do not allow moving statements
20785 that store to memory.
20786 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
20788 (determine_max_movement): For statements with memory references,
20789 find the outermost loop in that the reference is independent.
20790 (move_computations_stmt): Mark the virtual operands for renaming.
20791 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
20792 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
20793 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
20794 add_vop_ref_mapping, create_vop_ref_mapping_loop,
20795 create_vop_ref_mapping, analyze_memory_references,
20796 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
20797 get_all_locs_in_loop, ref_always_accessed_p,
20798 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
20799 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
20800 store_motion_loop, store_motion): New functions.
20801 (struct vop_to_refs_elt): New type.
20802 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
20803 memref_hash, memref_eq, hoist_memory_references): Rewritten.
20804 (schedule_sm): Replaced by...
20805 (execute_sm): ... this.
20806 (determine_lsm_ref, hoist_memory_references,
20807 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
20808 find_more_ref_vops, free_mem_ref, free_mem_refs,
20809 determine_lsm_loop, determine_lsm): Removed.
20810 (tree_ssa_lim_finalize): Free data structures used by store motion.
20811 (tree_ssa_lim): Call analyze_memory_references. Use
20812 store_motion instead of determine_lsm.
20814 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20816 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
20817 rename tmake_file to m68hc11/t-m68hc11.
20818 (mcore): Set inhibit_libc to true.
20819 * config.host (alpha*-dec-*vms*): Set extra_programs.
20820 (interix3*): Don't use host_xmake_file.
20821 * configure.ac: Let config.gcc override inhibit_libc.
20822 * configure: Regenerate.
20824 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
20825 * config/t-openbsd-thread: Remove commented out lines.
20827 * config/x-interix: Remove.
20829 * config/m68hc11/t-m68hc11-gas: Rename to...
20830 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
20832 * config/mcore/t-mcore: Remove T_CFLAGS.
20833 * config/mcore/t-mcore-pe: Likewise.
20835 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20837 * configure.ac: Replace custom __GNU_SOURCE test with
20838 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
20839 * aclocal.m4: Regenerate.
20840 * configure: Regenerate.
20841 * config.in: Regenerate.
20843 2008-03-27 Richard Guenther <rguenther@suse.de>
20845 * fold-const.c (target.h): Include.
20846 (fold_comparison): Fold comparison of addresses of decls
20847 that bind locally or of constants. Consolidate address folding code.
20848 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
20849 results from fold_binary_to_constant.
20850 (compare_values_warnv): Likewise.
20852 2008-03-27 Andrew Pinski <pinskia@gmail.com>
20854 PR middle-end/35429
20855 * fold-const.c (fold_truthop): Check for integeral types when folding
20856 a == 0 && b == 0 and a != 0 || b != 0 .
20858 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
20860 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
20862 2008-03-26 Andreas Schwab <schwab@suse.de>
20864 * doc/invoke.texi: Fix use of @item vs. @itemx.
20866 2008-03-26 Tom Tromey <tromey@redhat.com>
20868 * Makefile.in (build/gensupport.o, build/print-rtl.o,
20869 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
20870 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
20871 build/gencodes.o, build/genconditions.o, build/genconfig.o,
20872 build/genconstants.o, build/genemit.o, build/genextract.o,
20873 build/genflags.o, build/genmddeps.o, build/genopinit.o,
20874 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
20877 2008-03-26 Richard Guenther <rguenther@suse.de>
20880 2008-03-26 Richard Guenther <rguenther@suse.de>
20882 * fold-const.c (target.h): Include.
20883 (fold_comparison): Fold comparison of addresses of two decls
20884 that bind locally. Consolidate address folding code.
20886 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20888 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
20889 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
20890 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
20891 dconstsqrt2, dconstthird, dconste and/or dconst10.
20892 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
20893 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
20894 dconstsqrt2, dconste): Delete.
20895 (init_emit_once): Likewise. Simplify initializing dconstm1.
20897 * real.c (get_real_const): New.
20898 * real.h (dconst3, dconst10, dconstm2, dconstthird,
20899 dconstsqrt2, dconste): Delete.
20900 (real_value_const, get_real_const): New.
20902 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
20904 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
20906 * config/i386/i386.c (ix86_function_arg_boundary): Check
20907 BIGGEST_ALIGNMENT instead of 128.
20908 (setup_incoming_varargs_64): Likewise.
20910 2008-03-26 Tom Tromey <tromey@redhat.com>
20912 * Makefile.in (DEPFILES): Add missing '/'.
20914 2008-03-26 Richard Guenther <rguenther@suse.de>
20916 * fold-const.c (target.h): Include.
20917 (fold_comparison): Fold comparison of addresses of two decls
20918 that bind locally. Consolidate address folding code.
20920 2008-03-26 Nick Clifton <nickc@redhat.com>
20923 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
20924 not allow INT+INT as a legitimate addressing mode.
20926 2008-03-26 Richard Guenther <rguenther@suse.de>
20928 * tree-flow.h (widen_bitfield): Remove declaration.
20929 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
20930 (widen_bitfield): Remove function.
20931 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
20934 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
20937 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
20940 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
20942 PR rtl-optimization/35232
20943 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
20944 (forget_old_reloads_1, forget_marked_reloads): Don't clear
20945 reg_reloaded_call_part_clobbered here.
20946 (reload_regs_reach_end_p): New function.
20947 (reload_reg_rtx_for_input): New variable.
20948 (reload_reg_rtx_for_output): Likewise.
20949 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
20950 when reassigning a pseudo register. Load reloadreg from
20951 reload_reg_rtx_for_input, moving the mode and register
20953 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
20954 instead of the original when deciding whether an input reload
20955 would be a no-op or whether an output reload can be deleted.
20956 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
20957 when setting up new_spill_reg_store. Load it from
20958 reload_reg_rtx_for_output, moving the mode and register
20960 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
20961 instead of the original when deciding whether an output reload
20962 would be a no-op. Do the same when modifying insn notes.
20963 Use rtx_equal_p instead of == to compare the registers.
20964 (inherit_piecemeal_p): Take a mode and two register numbers
20966 (emit_reload_insns): Clear new_spill_reg_store for every hard
20967 register in the reload register. Remove spill registers
20968 from reg_reloaded_valid before considering whether to record
20969 inheritance information for them. Use reload_reg_rtx_for_output
20970 instead of reg_rtx when recording output reloads. Use
20971 reload_reg_rtx_for_input instead of reg_rtx when recording
20972 input reloads. Set or clear reg_reloaded_call_part_clobbered
20973 at the same time as setting reg_reloaded_valid.
20974 (delete_output_reload): Add a new_reload_reg parameter and use it
20975 instead of rld[j].reg_rtx.
20976 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
20979 2008-03-25 Tom Tromey <tromey@redhat.com>
20981 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
20982 (build/genattr.o): Likewise.
20983 (build/genattrtab.o): Likewise.
20984 (build/gencodes.o): Likewise.
20985 (build/genconfig.o): Likewise.
20986 (build/genconstants.o): Likewise.
20987 (build/genemit.o): Likewise.
20988 (build/genextract.o): Likewise.
20989 (build/genflags.o): Likewise.
20991 2008-03-25 Bob Wilson <bob.wilson@acm.org>
20993 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
20994 instead of size_int for integer types.
20995 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
20996 to match type of MINUS_EXPR.
20998 2008-03-25 Tom Tromey <tromey@redhat.com>
21000 * configure: Rebuilt.
21001 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21004 2008-03-25 Tom Tromey <tromey@redhat.com>
21006 * config/x-solaris (host-solaris.o): Update.
21007 * config/x-linux (host-linux.o): Update.
21008 * config/x-hpux (host-hpux.o): Update.
21009 * config/x-darwin (host-darwin.o): Update.
21010 * config/v850/t-v850e (v850-c.o): Update.
21011 * config/v850/t-v850 (v850-c.o): Update.
21012 * config/t-vxworks (vxworks.o): Update.
21013 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21014 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21015 * config/spu/t-spu-elf (spu-c.o): Update.
21017 * config/sh/t-symbian (sh-c.o): Update.
21018 (symbian.o): Update.
21019 * config/sh/t-sh (sh-c.o): Update.
21020 * config/score/t-score-elf (score7.o, score3.o): Update.
21021 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21022 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21023 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21024 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21025 (rs6000.o): Remove.
21026 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21027 * config/m32c/t-m32c (m32c-pragma.o): Update.
21028 * config/ia64/t-ia64 (ia64-c.o): Update.
21029 * config/i386/x-mingw32 (host-mingw32.o): Update.
21030 * config/i386/x-i386 (driver-i386.o): Update.
21031 * config/i386/x-darwin (host-i386-darwin.o): Update.
21032 * config/i386/x-cygwin (host-cygwin.o): Update.
21033 * config/i386/t-nwld (nwld.o): Update.
21034 * config/i386/t-netware (netware.o): Update.
21035 * config/i386/t-interix (winnt.o): Update.
21036 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21037 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21038 msformat-c.o): Update.
21039 * config/bfin/t-bfin-linux (generated_files): Add
21040 linux-sysroot-suffix.h.
21041 * config/arm/t-wince-pe (pe.o): Update.
21042 * config/arm/t-strongarm-pe (pe.o): Update.
21043 * config/arm/t-pe (pe.o): Update.
21044 * config/arm/t-arm (arm-c.o): Update.
21045 * doc/install.texi (Prerequisites): Require make 3.80.
21046 * Makefile.in: Remove .o targets.
21047 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21048 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21049 (simple_generated_h, simple_generated_c): Move earlier.
21050 (generated_files): New variable.
21051 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21052 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21053 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21054 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21055 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21056 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21057 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21058 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21059 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21060 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21061 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21062 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21064 (COMPILE.base, COMPILE): New variables.
21065 (%.o): New pattern rule.
21066 (ALL_HOST_OBJS): New variable.
21067 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21068 (dummy-checksum.o, cc1-checksum.o): Remove.
21069 (DRIVER_SHLIB): New variable.
21070 (DRIVER_DEFINES): Use it.
21071 (gencondmd.c): Move out of build/.
21072 (s-conditions): Update.
21073 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21074 (ALL_BUILD_OBJS): Likewise.
21075 (build/%.o): Use BUILDCOMPILE.
21076 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21077 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21078 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21079 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21080 build/genconfig.o, build/genconstants.o, build/genemit.o,
21081 build/genextract.o, build/genflags.o, build/genmddeps.o,
21082 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21083 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21084 build/gen-protos.o, build/scan.o, build/fix-header.o,
21085 build/scan-decls.o): Simplify.
21086 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21087 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21088 prefix.o, toplev.o): Reduce to variable setting.
21089 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21090 ($(out_object_file), gcc-options.o): New targets.
21091 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21092 * configure: Rebuilt.
21093 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21094 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21096 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21098 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21099 complain when we hit an error, return ERROR_MARK_NODE.
21101 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21103 * config/sh/constraints.md (Pso, Psz): New constraints.
21104 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21105 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21107 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21109 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21110 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21112 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21114 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21115 (prefetch_sh2a): New.
21117 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21118 Naveen.H.S <naveen.hs@kpitcummins.com>
21120 * config/sh/constraints.md (I28): New constraint.
21121 * config/sh/sh.c (broken_move): Add support for movi20s.
21122 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21124 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21125 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21126 Naveen.H.S <naveen.hs@kpitcummins.com>
21128 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21129 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21130 (print_operand): Handle resbank in %@ operand code.
21131 (sh_encode_section_info): New.
21132 (push_regs): Add conditions for resbank.
21133 (sh_expand_epilogue): Likewise.
21134 (sh_insert_attributes): Likewise.
21135 (sh_attribute_table): Likewise.
21136 (sh_handle_resbank_handler_attribute): New.
21137 (sh2a_handle_function_vector_handler_attribute): New.
21138 (sh2a_is_function_vector_call): New.
21139 (sh2a_get_function_vector_number): New.
21140 (sh2a_function_vector_p): New.
21141 (sh_cfun_resbank_handler_p): New.
21142 * config/sh/sh.md (calli): Emit jsr/n if possible.
21143 (calli_tbr_rel): New.
21144 (calli_pcrel): Emit jsr/n if possible.
21145 (return_i): Emit rts/n if possible.
21146 (call_valuei_tbr_rel): New.
21147 (call_valuei_pcrel): Add condition for SH2A target.
21148 (call_value): Likewise.
21149 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21150 (sh2a_get_function_vector_number): Likewise.
21151 (sh2a_is_function_vector_call): Likewise.
21152 * doc/extend.texi: Document TBR relative addressing of SH2A.
21153 (resbank): Add description for SH2A.
21155 2008-03-24 Richard Guenther <rguenther@suse.de>
21158 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21159 pointer assignments change conversions according to middle-end rules.
21160 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21161 * configure.ac: Include type checking in yes.
21162 * configure: Regenerate.
21164 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21166 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21167 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21169 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21171 * gthr-vxworks.h (UNUSED): Define.
21173 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21175 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21177 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21179 * doc/extend.texi (Function Attributes): Add missing comma in the
21180 example of the "alloc_size" attribute.
21182 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21185 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21187 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21190 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21193 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21194 of the underlying type of a MS bitfield layout to the natural
21195 alignment of the type.
21197 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21199 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21200 to their natural alignment to avoid store forwarding stalls.
21202 2008-03-22 Richard Guenther <rguenther@suse.de>
21204 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21205 For PHI nodes verify the address is invariant.
21206 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21207 (get_symbol_constant_value): Use is_gimple_min_invariant.
21208 (maybe_fold_stmt_indirect): Likewise.
21210 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21212 PR rtl-optimization/33927
21213 * Makefile.in (dse.o): Depend on $(TM_P_H).
21214 * expr.h (extract_low_bits): Declare.
21215 * expmed.c (extract_low_bits): New function.
21216 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21217 * dse.c: Include tm_p.h.
21218 (find_shift_sequence): Remove the read_reg argument and return the
21219 read value. Emit the instructions instead of returning them.
21220 Iterate on new_mode rather than calculating it each time.
21221 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21222 source to NEW_MODE and extract_low_bits to convert the shifted
21223 value to READ_MODE.
21224 (replace_read): Allow the load and store to have different mode
21225 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21226 or extraction instructions before trying the replacement. Update
21227 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21229 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21231 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21232 to their natural alignment to avoid store forwarding stalls.
21234 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21237 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21238 encouraging but not allowing gprs for input;
21239 change the input constraint to !f#r.
21240 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21242 change the output constraint to !f#r.
21244 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21247 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21248 corresponding post-reload splitters.
21249 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21250 when x87 FP math is selected.
21251 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21252 New function prototype.
21253 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21254 unreachable function to ease macroization of insn patterns.
21256 2008-03-21 Martin Jambor <mjambor@suse.cz>
21258 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21259 reference dumps if ddr is NULL or dependence is unknown.
21261 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21263 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21264 unsigned extension into account.
21265 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21266 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21267 Do computations on a scratch register.
21269 2008-03-21 Richard Guenther <rguenther@suse.de>
21271 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21272 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21273 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21274 * tree-ssa-dom.c (record_equality): Likewise.
21275 * tree-inline.c (copy_body_r): Likewise.
21276 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21279 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21281 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21282 as 'delete_unused' argument.
21284 2008-03-20 Richard Guenther <rguenther@suse.de>
21286 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21287 special casing of constant qualifiers.
21288 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21289 care about them in general.
21290 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21291 regardless of their type.
21292 (fold_stmt_r): Forcefully fold *& if we end up with that.
21294 2008-03-20 Paul Brook <paul@codesourcery.com>
21296 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21297 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21299 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21301 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21302 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21304 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21306 * common.opt (Wmudflap): New option.
21307 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21308 (mx_register_decls): Likewise.
21309 (mudflap_finish_file): Likewise.
21310 * doc/invoke.texi: Document -Wno-mudflap.
21312 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21314 * c-format.c (replace_format_name_to_system_name): New.
21315 (cmp_attribs): New.
21316 (convert_format_name_to_system_name): New.
21317 (decode_format_attr): Add use of convert_format_name_to_system_name.
21318 (format_types_orig): Add gnu_ prefix to names.
21319 (check_format_info_main): Special treating of \0 escaped names for
21320 supporting multi-character format specifiers as I32, I64.
21321 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21322 (gnu_target_overrides_format_attributes): New.
21323 * c-format.h: Add structure target_ovr_attr to hold
21324 system specific formatter names.
21325 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21326 msformat-c.o file to c_target_objs and cxx_target_objs.
21327 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21328 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21329 (TARGET_N_FORMAT_TYPES): New.
21330 * config/i386/msformat-c.c: New.
21331 * config/i386/t-cygming: Add build rule for msformat-c.o.
21332 * doc/extend.texi: Add new format names gnu_* and ms_* and
21334 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21336 2008-03-20 Ira Rosen <irar@il.ibm.com>
21338 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21339 optimizations turned on under -O3.
21340 (ftree-vectorize): Add that the flag is turned on with -O3.
21342 2008-03-20 Ben Elliston <bje@au.ibm.com>
21344 * regmove.c (try_auto_increment): Fix spelling error in comment.
21345 * final.c (final_scan_insn): Likewise.
21347 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21350 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21351 allocator preferences for "y" and "r" class registers.
21352 ("*mov<mode>_internal"): Ditto.
21353 ("*movv2sf_internal_rex64"): Ditto.
21354 ("*movv2sf_internal"): Ditto.
21356 2008-03-19 Michael Matz <matz@suse.de>
21358 PR middle-end/35616
21359 * calls.c (expand_call): Check overlap of arguments with call
21360 address for sibcalls.
21362 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21365 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21366 of the underlying type of a MS bitfield layout to the natural
21367 alignment of the type.
21369 2008-03-19 Jan Hubicka <jh@suse.cz>
21372 * toplev.c (decode_d_option): Handle all CPP flags.
21373 * tree-vrp.c: Update tree_pass descriptors.
21374 * regrename.c: Update tree_pass descriptors.
21375 * fwprop.c: Update tree_pass descriptors.
21376 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21377 * tree-into-ssa.c: Update tree_pass descriptors.
21378 * tree-dump.c: Update tree_pass descriptors.
21379 * tree-complex.c: Update tree_pass descriptors.
21380 * tree-dump.h: Update tree_pass descriptors.
21381 * see.c: Update tree_pass descriptors.
21382 * cgraphbuild.c: Update tree_pass descriptors.
21383 * tracer.c: Update tree_pass descriptors.
21384 * tree-loop-distribution.c: Update tree_pass descriptors.
21385 * cgraph.c: Update tree_pass descriptors.
21386 * postreload-gcse.c: Update tree_pass descriptors.
21387 * postreload.c: Update tree_pass descriptors.
21388 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21389 * tree-tailcall.c: Update tree_pass descriptors.
21390 * tree-pass.h (tree_opt_pass): Rename to ...
21391 (opt_pass) ... this one; add "type" field and remove letter field.
21392 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21393 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21394 all_lowering_passes): Update declaration.
21395 * ipa-cp.c: Update tree_pass descriptors.
21396 * final.c: Update tree_pass descriptors.
21397 * omp-low.c: Update tree_pass descriptors.
21398 * tree-ssa-dse.c: Update tree_pass descriptors.
21399 * ipa-reference.c: Update tree_pass descriptors.
21400 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21401 * auto-inc-dec.c: Update tree_pass descriptors.
21402 * reorg.c: Update tree_pass descriptors.
21403 * cgraphunit.c: Update tree_pass descriptors.
21404 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21405 * tree-ssa-ccp.c: Update tree_pass descriptors.
21406 * df-core.c: Update tree_pass descriptors.
21407 * mode-switching.c: Update tree_pass descriptors.
21408 * tree-nomudflap.c: Update tree_pass descriptors.
21409 * modulo-sched.c: Update tree_pass descriptors.
21410 * ipa-pure-const.c: Update tree_pass descriptors.
21411 * cse.c: Update tree_pass descriptors.
21412 * web.c: Update tree_pass descriptors.
21413 * tree-stdarg.c: Update tree_pass descriptors.
21414 * tree-ssa-math-opts.c: Update tree_pass descriptors.
21415 * tree-ssa-dom.c: Update tree_pass descriptors.
21416 * tree-nrv.c: Update tree_pass descriptors.
21417 * tree-ssa-alias.c: Update tree_pass descriptors.
21418 * loop-init.c: Update tree_pass descriptors.
21419 * gimple-low.c: Update tree_pass descriptors.
21420 * ipa-inline.c: Update tree_pass descriptors.
21421 * tree-ssa-sink.c: Update tree_pass descriptors.
21422 * global.c: Update tree_pass descriptors.
21423 * ifcvt.c: Update tree_pass descriptors.
21424 * jump.c: Update tree_pass descriptors.
21425 * predict.c: Update tree_pass descriptors.
21426 * tree-ssa-loop.c: Update tree_pass descriptors.
21427 * recog.c: Update tree_pass descriptors.
21428 * dse.c: Update tree_pass descriptors.
21429 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
21430 * tree-eh.c: Update tree_pass descriptors.
21431 * regmove.c: Update tree_pass descriptors.
21433 * function.c: Update tree_pass descriptors.
21434 * tree-vectorizer.c: Update tree_pass descriptors.
21435 * gcse.c: Update tree_pass descriptors.
21436 * ipa-type-escape.c: Update tree_pass descriptors.
21437 * tree-if-conv.c: Update tree_pass descriptors.
21438 * init-regs.c: Update tree_pass descriptors.
21439 * ipa.c: Update tree_pass descriptors.
21440 * tree-ssa-phiopt.c: Update tree_pass descriptors.
21441 * rtl-factoring.c: Update tree_pass descriptors.
21442 * lower-subreg.c: Update tree_pass descriptors.
21443 * bt-load.c: Update tree_pass descriptors.
21444 * tree-dfa.c: Update tree_pass descriptors.
21445 * except.c: Update tree_pass descriptors.
21446 * emit-rtl.c: Update tree_pass descriptors.
21447 * cfgexpand.c: Update tree_pass descriptors.
21448 * tree-cfgcleanup.c: Update tree_pass descriptors.
21449 * cfgcleanup.c: Update tree_pass descriptors.
21450 * tree-ssa-pre.c: Update tree_pass descriptors.
21451 * tree-sra.c: Update tree_pass descriptors.
21452 * tree-mudflap.c: Update tree_pass descriptors.
21453 * tree-ssa-copy.c: Update tree_pass descriptors.
21454 * cfglayout.c: Update tree_pass descriptors.
21455 * tree-ssa-forwprop.c: Update tree_pass descriptors.
21456 * tree-ssa-dce.c: Update tree_pass descriptors.
21457 * tree-ssa.c: Update tree_pass descriptors.
21458 * regclass.c: Update tree_pass descriptors.
21459 * integrate.c: Update tree_pass descriptors.
21460 * tree-optimize.c: Update tree_pass descriptors.
21461 * tree-ssa-phiprop.c: Update tree_pass descriptors.
21462 * tree-object-size.c: Update tree_pass descriptors.
21463 * combine.c: Update tree_pass descriptors.
21464 * tree-outof-ssa.c: Update tree_pass descriptors.
21465 * bb-reorder.c: Update tree_pass descriptors.
21466 * stack-ptr-mod.c: Update tree_pass descriptors.
21467 * var-tracking.c: Update tree_pass descriptors.
21468 * tree-profile.c: Update tree_pass descriptors.
21469 * tree-vect-generic.c: Update tree_pass descriptors.
21470 * reg-stack.c: Update tree_pass descriptors.
21471 * sched-rgn.c: Update tree_pass descriptors.
21472 * tree-ssa-structalias.c: Update tree_pass descriptors.
21473 * tree-cfg.c: Update tree_pass descriptors.
21474 * passes.c (current_pass): Update declaration.
21475 (finish_optimization_passes): Update.
21476 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
21477 (register_one_dump_file, register_dump_files_1, next_pass_1):
21479 (init_optimization_passes): Update handling of new types.
21480 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
21481 * ipa-struct-reorg.c: Update tree_pass descriptors.
21482 * tree-ssa-reassoc.c: Update tree_pass descriptors.
21483 * combine-stack-adj.c: Update tree_pass descriptors.
21484 * cfgrtl.c: Update tree_pass descriptors.
21485 * dce.c: Update tree_pass descriptors.
21486 * tree-ssanames.c: Update tree_pass descriptors.
21488 2008-03-19 Richard Guenther <rguenther@suse.de>
21490 PR middle-end/35609
21491 * tree-ssa.c (walk_data): New structure.
21492 (warn_uninitialized_var): If not always_executed warn with "maybe"
21494 (execute_early_warn_uninitialized): Compute post-dominators.
21495 Initialize always_executed before processing each basic block.
21497 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
21500 * config/i386/i386.c (x86_this_parameter): Calculate correct location
21501 of "this" pointer when "regparm = N" or "fastcall" is in effect.
21503 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21505 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
21507 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
21509 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
21511 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
21512 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
21513 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
21514 target after ignore has been set, and move there also the commputation
21515 of subtarget and original_target.
21516 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
21517 (LANG_HOOKS_INITIALIZER): Remove it.
21518 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
21520 2008-03-18 Richard Guenther <rguenther@suse.de>
21522 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
21523 found an expression with constants, note that in the VN for the lhs.
21524 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
21525 fold them to constants if possible. Run cleanup_cfg if done so.
21526 (execute_pre): Return todo.
21527 (do_pre): Likewise.
21528 (execute_fre): Likewise.
21529 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
21531 (get_prop_source_stmt): Look through pointer conversions.
21533 2008-03-18 Jan Hubicka <jh@suse.cz>
21535 * tree-pretty-print.c: Include predict.h.
21536 (dump_generic_node): Dump predictor.
21537 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
21538 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
21539 * gimple-low.c (lower_stmt): Likewise.
21540 * expr.c (expand_expr_real): Likewise.
21541 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
21543 (build_predict_expr, build_predict_expr): New.
21544 * predict.h (predictor_name, build_predict_expr): Update.
21545 * c-typeck.c (c_finish_bc_stmt): Add prediction.
21546 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
21547 * predict.def (PRED_CONTINUE): Update hitrate.
21548 * tree.def (PREDICT_EXPR): Define.
21549 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
21550 do not handle BIND_EXPR.
21551 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
21552 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
21553 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
21556 2008-03-18 Michael Matz <matz@suse.de>
21558 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
21560 2008-03-18 Richard Guenther <rguenther@suse.de>
21562 * tree-gimple.h (is_gimple_invariant_address): Declare.
21563 (is_gimple_constant): Likewise.
21564 * tree-gimple.c (is_gimple_constant): New function.
21565 (is_gimple_invariant_address): Likewise.
21566 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
21567 and is_gimple_invariant_address.
21568 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
21570 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
21571 an addressable base.
21573 2008-03-18 Jakub Jelinek <jakub@redhat.com>
21575 PR middle-end/35611
21576 * gimplify.c (gimplify_expr): Gimplify second operand of
21579 2008-03-17 Richard Guenther <rguenther@suse.de>
21581 PR tree-optimization/19637
21582 * fold-const.c (fold_unary): Remove restrictions of removing
21583 intermediate pointer-conversions (P2)(P1)P0.
21584 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
21585 conversion to void pointer.
21586 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
21588 2008-03-16 James E. Wilson <wilson@tuliptree.org>
21591 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
21592 emulated thread local variables.
21594 2008-03-16 Richard Guenther <rguenther@suse.de>
21596 PR middle-end/35607
21597 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
21598 expand TREE_INVARIANT operations that are not gimple invariant.
21600 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
21602 * doc/extend.texi (Alignment): Say that the ABI controls
21603 the __alignof__ for non-strict-alignment targets rather
21604 than being a recommendation.
21606 2008-03-15 Paul Brook <paul@codesourcery.com>
21608 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
21610 (arm_output_fn_unwind): Mark functions that can not be unwound.
21612 2008-03-15 Paul Brook <paul@codesourcery.com>
21614 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
21615 extension instructions.
21617 2008-03-15 Richard Guenther <rguenther@suse.de>
21619 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
21620 and fold constant aggregate refs.
21621 (fold_const_aggregate_ref): Handle string constants
21622 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
21623 (evaluate_stmt): Simplify now that ccp_fold folds constant
21626 2008-03-15 Paul Brook <paul@codesourcery.com>
21628 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
21629 (extzv): Use gen_extzv_t2.
21630 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
21632 2008-03-15 Richard Guenther <rguenther@suse.de>
21634 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
21635 (fold_const_aggregate_ref): Likewise.
21636 (get_value): Return NULL if we don't have any values.
21637 (ccp_finalize): Set const_val to NULL after freeing it.
21638 * tree-flow.h (get_symbol_constant_value): Declare.
21639 (fold_const_aggregate_ref): Likewise.
21640 * tree-ssa-sccvn.c (try_to_simplify): Use them.
21642 2008-03-15 Richard Guenther <rguenther@suse.de>
21644 PR middle-end/35593
21645 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
21646 to not produce negative array indices if not allowed. Add
21647 parameter to indicate that.
21648 (maybe_fold_offset_to_component_ref): Allow negative array
21649 indices only for the first member of a structure.
21650 (maybe_fold_offset_to_reference): Allow negative array indices.
21651 (maybe_fold_stmt_addition): Likewise.
21653 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
21654 Anatoly Sokolov <aesok@post.ru>
21656 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
21657 (avr_arch): Add ARCH_AVR6.
21658 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
21659 (initial_elimination_offset): Initialize and use 'avr_pc_size'
21660 instead of fixed value 2.
21661 (print_operand_address): Use gs() asm specifier instead of pm().
21662 (avr_assemble_integer): (Ditto.).
21663 (avr_output_addr_vec_elt): (Ditto.).
21664 (print_operand): Handle "!" code.
21665 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
21666 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
21667 (AVR_HAVE_EIJMP_EICALL): Define.
21668 (AVR_3_BYTE_PC): Redefine.
21669 (AVR_2_BYTE_PC): (Ditto.).
21670 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
21671 (LINK_SPEC): Add atmega2560 and atmega2561.
21672 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
21674 * config/avr/avr.md (call_insn): Use eicall instead of icall
21675 for 3 byte PC devices.
21676 (call_value_insn): (Ditto.).
21677 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
21678 (indirect_jump): Use only for for 2 byte PC devices.
21679 (*tablejump): (Ditto.).
21680 (*indirect_jump_avr6): Add insn.
21681 (*tablejump_rjmp): Don't use for 3 byte PC devices.
21682 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
21683 instead of ijmp for 3 byte PC devices.
21684 (__tablejump2__): (Ditto.).
21685 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
21686 (MULITLIB_DIRNAMES): (Ditto.).
21687 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
21689 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
21691 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
21692 "sse2_umulsidi3". Use V1DI mode for operand 0.
21693 ("mmx_psadbw"): Use V1DI mode for operand 0.
21694 * config/i386/i386-modes.def (V1SI): New vector mode.
21695 * config/i386/i386.c (struct builtin_description)
21696 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
21697 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
21698 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
21699 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
21700 v1di_ftype_v8qi_v8qi type.
21701 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
21703 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
21704 __builtin_ia32_pmuludq]: Fix the mode of return value.
21706 2008-03-15 Richard Guenther <rguenther@suse.de>
21708 PR middle-end/35595
21709 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
21712 2008-03-14 Bob Wilson <bob.wilson@acm.org>
21714 * doc/invoke.texi (Option Summary, Xtensa Options): Document
21715 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
21716 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
21717 unless TARGET_SERIALIZE_VOLATILE is enabled.
21718 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
21719 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
21720 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
21722 2008-03-14 Richard Guenther <rguenther@suse.de>
21724 PR tree-optimization/34172
21725 * tree-flow.h (refs_may_alias_p): Declare.
21726 (get_single_def_stmt): Likewise.
21727 (get_single_def_stmt_from_phi): Likewise.
21728 (get_single_def_stmt_with_phi): Likewise.
21729 * tree-dfa.c (refs_may_alias_p): New function.
21730 (get_single_def_stmt): Likewise.
21731 (get_single_def_stmt_from_phi): Likewise.
21732 (get_single_def_stmt_with_phi): Likewise.
21733 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
21734 (vn_reference_lookup_1): New helper function.
21735 (vn_reference_lookup): Walk the virtual use-def chain to
21736 continue searching for a match if the def does not alias the
21737 reference we are looking for.
21739 2008-03-14 David Edelsohn <edelsohn@gnu.org>
21741 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
21742 archive and Perzl. Update The Written Word listing.
21744 2008-03-14 Richard Guenther <rguenther@suse.de>
21746 PR tree-optimization/34043
21747 PR tree-optimization/33989
21748 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
21750 (bitmap_find_leader): Use extra argument to verify dominance
21751 relationship inside a basic-block.
21752 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
21753 (find_leader_in_sets): Adjust.
21754 (create_component_ref_by_pieces): Take extra argument for
21755 dominance check, handle lookup failures.
21756 (find_or_generate_expression): Likewise.
21757 (create_expression_by_pieces): Likewise.
21758 (insert_into_preds_of_block): Adjust.
21759 (create_value_expr_from): If asked for, verify all operands
21760 are in the blocks AVAIL_OUT set.
21761 (make_values_for_stmt): Check for SSA_NAMEs that are life
21762 over an abnormal edge.
21763 (compute_avail): Remove such check.
21764 (do_SCCVN_insertion): New function.
21765 (eliminate): If we do not find a leader suitable for replacement
21766 insert a replacement expression from SCCVN if available.
21767 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
21768 (struct vn_ssa_aux): Add needs_insertion flag.
21769 * tree-ssa-sccvn.c (may_insert): New global flag.
21770 (copy_reference_ops_from_ref): Value-number union member access
21771 based on its size, not type and member if insertion is allowed.
21772 (visit_reference_op_load): For a weak match from union type
21773 punning lookup a view-converted value and insert a SSA_NAME
21774 for that value if that is not found.
21775 (visit_use): Make dumps shorter. Do not disallow value numbering
21776 SSA_NAMEs that are life over an abnormal edge to constants.
21777 (free_scc_vn): Release inserted SSA_NAMEs.
21778 (run_scc_vn): New flag to specify whether insertion is allowed.
21779 Process SSA_NAMEs in forward order.
21780 * tree-ssa-loop-im.c (for_each_index): Handle invariant
21781 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
21782 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
21783 pointer type to/from integral types that do not change the
21784 precision to regular conversions.
21786 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21788 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21789 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21790 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
21791 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
21792 input arguments and the mode of return value. Built-in functions
21793 that operate on whole 64-bit MMX register now use V1DI mode.
21795 2008-03-13 Alon Dayan <alond@il.ibm.com>
21796 Olga Golovanevsky <olga@il.ibm.com>
21798 PR tree-optimization/35041
21799 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
21800 to locate the right position in a statement.
21802 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21806 * config/i386/xmmintrin.h: Change all static inline functions to
21807 extern inline and add __gnu_inline__ attribute.
21808 * config/i386/bmintrin.h: Ditto.
21809 * config/i386/smmintrin.h: Ditto.
21810 * config/i386/tmmintrin.h: Ditto.
21811 * config/i386/mmintrin-common.h: Ditto.
21812 * config/i386/ammintrin.h: Ditto.
21813 * config/i386/emmintrin.h: Ditto.
21814 * config/i386/pmmintrin.h: Ditto.
21815 * config/i386/mmintrin.h: Ditto.
21816 * config/i386/mm3dnow.h: Ditto.
21818 2008-03-13 Jakub Jelinek <jakub@redhat.com>
21820 PR middle-end/35185
21821 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
21822 (lower_omp_2): New function.
21823 (lower_omp_1, lower_omp): Rewritten.
21825 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
21828 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
21829 with the phrase "Microsoft Windows compilers".
21830 (Push/Pop Macro Pragmas): New subsection. Document
21831 #pragma push_macro and pragma pop_macro.
21833 2008-03-12 Paul Brook <paul@codesourcery.com>
21835 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
21837 2008-03-12 Paul Brook <paul@codesourcery.com>
21839 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
21840 (thumb2_alusi3_short): Exclude PLUS and MINUS.
21841 (thumb2_addsi_shortim): Rename ...
21842 (thumb2_addsi_short): ... to this. Allow register operands.
21843 (thumb2_subsi_short): New pattern.
21844 (thumb2_one_cmplsi2_short,
21845 thumb2_negsi2_short): New patterns and peepholes.
21847 2008-03-12 Paul Brook <paul@codesourcery.com>
21849 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
21851 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
21853 * config/i386/i386.md (int_cond): New code iterator.
21855 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
21856 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
21857 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
21858 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
21859 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
21860 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
21861 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
21862 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
21864 2008-03-12 Paul Brook <paul@codesourcery.com>
21866 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
21867 instead of {arm,thumb}_compute_save_reg_mask.
21868 (output_return_instruction): Ditto.
21869 (thumb_unexpanded_epilogue): Ditto.
21870 (thumb1_expand_prologue): Ditto.
21871 (thumb1_output_function_prologue): Ditto.
21872 (arm_set_return_address): Ditto.
21873 (thumb_set_return_address): Ditto.
21874 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
21875 regs to achieve stack alignment.
21876 (thumb1_compute_save_reg_mask): Fix compiler warning.
21877 (arm_output_epilogue): Use offsets->saved_regs_mask.
21878 Adjust stack pointer by poping call clobered registers.
21879 (arm_expand_prologue): Use offsets->saved_regs_mask.
21880 Adjust stack pointer by pushing extra registers.
21881 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
21883 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
21886 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
21887 conversion to the operands of a multiplication.
21889 2008-03-12 Richard Guenther <rguenther@suse.de>
21891 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
21892 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
21893 * timevar.def (TV_TREE_PHIPROP): Add.
21894 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
21895 pass description. Use TV_TREE_PHIPROP.
21896 * tree-ssa-forwprop.c: Remove phiprop code.
21898 2008-03-12 Jakub Jelinek <jakub@redhat.com>
21900 PR middle-end/35549
21901 * omp-low.c (maybe_lookup_decl): Constify first argument.
21902 (use_pointer_for_field): Change last argument from bool to
21903 omp_context *. Disallow shared copy-in/out in nested
21904 parallel if decl is shared in outer parallel too.
21905 (build_outer_var_ref, scan_sharing_clauses,
21906 lower_rec_input_clauses, lower_copyprivate_clauses,
21907 lower_send_clauses, lower_send_shared_vars): Adjust callers.
21909 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
21910 Ira Rosen <irar@il.ibm.com>
21912 * tree-vectorizer.c (free_stmt_vec_info): New function.
21913 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
21914 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
21915 * tree-vectorizer.h (free_stmt_vec_info): Declare.
21916 * tree-vect-transform.c (vectorizable_conversion): Free
21917 vec_oprnds0 if it was allocated.
21918 (vect_permute_store_chain): Remove unused VECs.
21919 (vectorizable_store): Free VECs that are allocated in the..
21921 (vect_transform_strided_load, vectorizable_load): Likewise.
21922 (vect_remove_stores): Simplify the code.
21923 (vect_transform_loop): Move code to vect_remove_stores().
21924 Call vect_remove_stores() and free_stmt_vec_info().
21926 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21928 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
21929 TARGET_HPUX. Revise comment.
21930 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
21931 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
21932 Use sr4 variant of `be' instruction when not generating PIC code.
21933 (attr_length_call): Adjust for above change.
21935 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21937 * ipa-reference.c (static_execute): Remove module_statics_const and
21938 associated setting code.
21940 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21943 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
21944 predicate for operand 1.
21945 (paritysi2_cmp): Use register_operand predicate for operand 2.
21946 Use earlyclobber modifier for operand 1. Remove support for
21948 (paritydi2_cmp): Use register_operand predicate for operand 3.
21949 Use earlyclobber modifier for operand 1. Remove support for
21952 2008-03-11 Paul Brook <paul@codesourcery.com>
21953 Vladimir Prus <vladimir@codesourcery.com>
21955 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
21956 (arm_compute_save_reg0_reg12_mask): Always
21957 check if register 11 must be saved. Always safe hard frame pointer
21958 when frame_pointer_needeed.
21959 (arm_compute_save_reg_mask): Save IP and PC
21960 only with apcs frames.
21961 (arm_output_epilogue): Adjust Thumb2 codepath to
21962 be also invoked and work for ARM non-apcs frames.
21963 (arm_expand_prologue): Don't bother saving IP
21964 for non-apcs frame, since it's not clobbered by
21965 prologue code. Implement non-apcs frame
21968 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21970 PR rtl-optimization/35281
21971 * expr.c (convert_move): Use a new pseudo for the intermediate
21972 from_mode->word_mode result.
21974 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21976 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
21977 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
21978 * toplev.c (compile_file): Don't call it.
21980 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21982 PR middle-end/35526
21983 * expr.c (store_expr): Call emit_block_move if the mode
21984 of "temp" RTX is BLKmode.
21986 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21987 Richard Guenther <rguenther@suse.de>
21989 PR tree-optimization/31358
21990 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
21991 the step with a NULL_TREE.
21992 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
21993 to sizetype if type is a pointer type.
21994 (add_candidate_1): Don't convert the base and step to
21995 the generic type if the orginal type is a pointer type.
21996 (add_iv_value_candidates): Use sizetype for the step
21997 if type is a pointer type.
21998 (cand_value_at): Likewise.
21999 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22001 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22002 Don't convert the tem affine to the type.
22003 (add_elt_to_tree): Use sizetype for the step if a pointer.
22004 Use POINTER_PLUS_EXPR for pointers.
22005 (aff_combination_to_tree): Use sizetype for the step if a
22008 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22010 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22011 Remove commutativity hint.
22013 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22017 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22018 errorneous type. Check that v is a VAR_DECL.
22020 PR middle-end/35099
22021 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22023 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22025 PR tree-optimization/35494
22026 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22027 may be overriden at link and run time.
22029 2008-03-10 Richard Guenther <rguenther@suse.de>
22031 PR tree-optimization/34677
22032 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22033 (poolify_tree): Likewise.
22034 (modify_expr_template): Likewise.
22035 (poolify_modify_stmt): Likewise.
22036 (insert_fake_stores): Handle all component-ref style stores
22037 in addition to INDIRECT_REF. Also handle complex types.
22038 Do not poolify the inserted load.
22039 (realify_fake_stores): Do not rebuild the tree but only
22040 make it a SSA_NAME copy.
22041 (init_pre): Remove initialzation of modify_expr_template.
22042 Do not allocate modify_expr_node_pool.
22043 (fini_pre): Do not free modify_expr_node_pool.
22045 2008-03-10 Paul Brook <paul@codesourcery.com>
22047 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22048 to avoid conflicts.
22050 2008-03-10 Paul Brook <paul@codesourcery.com>
22051 Mark Shinwell <shinwell@codesourcery.com>
22053 * config/arm/cortex-r4.md: New.
22054 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22056 * config/arm/arm.md: Include cortex-r4.md.
22057 (insn): Add smmls, sdiv and udiv values.
22058 (generic_sched): Don't use generic scheduling for Cortex-R4.
22059 (arm_issue_rate): New function.
22060 (TARGET_SCHED_ISSUE_RATE): Define.
22062 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22064 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22066 2008-03-10 Richard Guenther <rguenther@suse.de>
22068 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22069 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22071 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22073 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22074 Set default to true.
22076 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22078 * c.opt (Wsynth): Deprecate.
22079 * doc/invoke.texi (Option Summary, Warning Options): Document
22080 -Wno-format-contains-nul.
22082 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22085 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22086 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22088 2008-03-09 Ira Rosen <irar@il.ibm.com>
22090 * config/rs6000/rs6000.c (builtin_description): Rename vector
22091 left shift operations.
22092 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22093 (altivec_vsl<VI_char>): Rename to ...
22094 (ashl<mode>3): ... new name.
22095 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22097 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22099 2008-03-08 Richard Guenther <rguenther@suse.de>
22101 * coverage.h (tree_coverage_counter_addr): Declare.
22102 * coverage.c (tree_coverage_counter_addr): New function.
22103 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22104 before using again.
22105 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22106 (tree_gen_one_value_profiler): Likewise.
22107 (tree_gen_ic_profiler): Likewise.
22108 (tree_gen_average_profiler): Likewise.
22109 (tree_gen_ior_profiler): Likewise.
22111 2008-03-08 Richard Guenther <rguenther@suse.de>
22113 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22114 (vn_binary_op_insert): Likewise.
22115 (vn_unary_op_lookup): Likewise.
22116 (vn_unary_op_insert): Likewise.
22117 (vn_nary_op_lookup): Declare.
22118 (vn_nary_op_insert): Likewise.
22119 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22120 and binary hashes, use a single obstack for unary_op_pool
22121 and binary_op_pool.
22122 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22123 a single struct vn_nary_op_s. Store tree code length and
22124 a variable number of operands.
22125 (struct vn_reference_op_struct): Remove unused op2.
22126 (vn_reference_op_eq): Do not compare op2.
22127 (vn_reference_op_compute_hash): Do not compute hash of op2.
22128 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22129 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22130 with vn_nary_op_compute_hash.
22131 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22132 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22134 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22136 (visit_unary_op): Call nary functions.
22137 (visit_binary_op): Likewise.
22138 (process_scc): Adjust for struct vn_tables_s changes.
22139 (allocate_vn_table): Likewise.
22140 (free_vn_table): Likewise.
22141 * tree-vn.c (vn_add): Call nary functions.
22142 (vn_lookup): Likewise.
22144 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22147 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22148 wdst back after sync_compare_and_swapqhi_internal.
22150 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22153 * config/i386/i386-modes.def (V1DI): New vector mode.
22154 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22155 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22156 (MMXMODE248): Ditto.
22157 (MMXMODE): Add V1DI mode.
22158 (mmxvecsize): Change DI mode to V1DI mode.
22159 ("mov<mode>): Use MMXMODEI8 mode iterator.
22160 ("*mov<mode>_internal_rex64"): Ditto.
22161 ("*mov<mode>_internal"): Ditto.
22162 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22163 ("mmx_sub<mode>3"): Ditto.
22164 ("mmx_adddi3"): Remove insn pattern.
22165 ("mmx_subdi3"): Ditto.
22166 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22167 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22168 ("mmx_ashl<mode>3"): Ditto.
22169 ("mmx_lshrdi3"): Remove insn pattern.
22170 ("mmx_ashldi3"): Ditto.
22171 * config/i386/i386.c (classify_argument): Handle V1DImode.
22172 (function_arg_advance_32): Ditto.
22173 (function_arg_32): Ditto.
22174 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22175 mmx_addv1di3 insn pattern.
22176 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22177 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22178 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22179 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22180 Remove definitions of built-in functions.
22181 (V1DI_type_node): New node.
22182 (v1di_ftype_v1di_int): Ditto.
22183 (v1di_ftype_v1di_v1di): Ditto.
22184 (v2si_ftype_v2si_si): Ditto.
22185 (v4hi_ftype_v4hi_di): Remove node.
22186 (v2si_ftype_v2si_di): Ditto.
22187 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22188 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22189 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22190 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22191 Add new builtins using def_builtin_const.
22192 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22193 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22194 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22195 * config/i386/mmintrin.h (__v1di): New typedef.
22196 (_mm_add_si64): Cast arguments to __v1di type.
22197 (_mm_sub_si64): Ditto.
22198 (_mm_sll_pi16): Cast __count to __v4hi type.
22199 (_mm_sll_pi32): Cast __count to __v2si type.
22200 (_mm_sll_si64): Cast arguments to __v1di type.
22201 (_mm_srl_pi16): Cast __count to __v4hi type.
22202 (_mm_srl_pi32): Cast __count to __v2si type.
22203 (_mm_srl_si64): Cast arguments to __v1di type.
22204 (_mm_sra_pi16): Cast __count to __v4hi type.
22205 (_mm_sra_pi32): Cast __count to __v2si type.
22206 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22207 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22208 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22209 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22210 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22211 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22212 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22213 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22214 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22215 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22216 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22217 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22219 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22221 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22223 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22226 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22227 reg+const addressing for Altivec modes. Don't generate reg+reg
22228 addressing for TFmode or TDmode quantities.
22230 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22232 * c-common.c (vector_types_convertible_p): Call langhook
22233 instead of comptypes.
22235 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22238 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22239 integral and scalar float variables which have a
22242 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22244 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22245 dwarf_register_span hook when emitting unwind information for
22246 register-to-memory saves.
22247 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22248 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22250 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22252 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22253 for the same VAR_DECL.
22255 2008-03-06 Tom Tromey <tromey@redhat.com>
22257 * treelang: Delete.
22258 * doc/standards.texi (Standards): Don't mention treelang.
22259 * doc/invoke.texi (Overall Options): Don't mention treelang.
22260 * doc/install.texi (Prerequisites): Don't mention bison or
22262 (Configuration): Don't mention treelang.
22263 (Building): Likewise.
22264 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22266 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22268 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22269 word-extractions out of a multi-word object.
22271 2008-03-06 Richard Guenther <rguenther@suse.de>
22273 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22274 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22275 result type and precision.
22276 * expr.c (get_inner_reference): Set unsignedp based on the result
22277 type of BIT_FIELD_REF.
22278 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22279 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22280 (try_instantiate_multiple_fields): Likewise. Use the correct type
22282 (sra_build_assignment): Likewise.
22283 (sra_build_elt_assignment): Likewise.
22284 (sra_explode_bitfield_assignment): Likewise.
22285 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22286 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22287 set BIT_FIELD_REF_UNSIGNED.
22288 (vectorizable_load): Likewise.
22290 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22292 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22295 2008-03-06 Richard Guenther <rguenther@suse.de>
22297 * alias.c (struct alias_set_entry): Move has_zero_child field
22298 to pack with alias_set.
22300 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22302 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22305 2008-03-05 Ian Lance Taylor <iant@google.com>
22307 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22309 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22311 * fwprop.c (update_df): Support width and offset parameters of
22313 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22314 global_conflicts): Change DF_REF_EXTRACT to either
22315 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22316 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22317 * df-scan.c (df_ref_record, df_defs_record,
22318 df_ref_create_structure, df_def_record_1, df_uses_record,
22319 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22320 df_bb_refs_collect, df_entry_block_defs_collect,
22321 df_exit_block_uses_collect): Support new width and offset fields.
22322 (ref_extract_pool): New storage pool.
22323 (df_free_ref): New function.
22324 (df_reg_chain_unlink, df_free_collection_rec,
22325 df_sort_and_compress_refs): Call df_free_ref.
22326 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22328 (df_ref_create_structure): Allocate df_ref_extract if offset and
22329 width fields are used.
22330 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22331 (df_uses_record): Get offset and width from ZERO_EXTRACT
22333 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22334 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22335 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22336 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22337 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22338 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22339 (df_ref_extract): New structure.
22340 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22341 (df_ref_create): Add width and offset parameters.
22343 2008-03-05 Richard Guenther <rguenther@suse.de>
22345 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22346 Use ranges_overlap_p.
22347 (offset_overlaps_with_access): Rename
22348 to ranges_overlap_p and move ...
22349 * tree-flow-inline.h (ranges_overlap_p): ... here.
22351 * tree.h (get_inner_reference, handled_component_p): Update
22354 * tree.h (record_component_aliases, get_alias_set,
22355 alias_sets_conflict_p, alias_sets_must_conflict_p,
22356 objects_must_conflict_p): Move declarations ...
22357 * alias.h (record_component_aliases, get_alias_set,
22358 alias_sets_conflict_p, alias_sets_must_conflict_p,
22359 objects_must_conflict_p): ... here.
22360 Include coretypes.h.
22361 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22363 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22365 * cfg.c: Include tree-flow.h.
22366 (remove_edge_raw): Call redirect_edge_var_map_clear.
22367 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22368 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22369 (redirect_edge_var_map_result): New.
22370 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22371 PENDING_STMT use with redirect_edge_var_map_*.
22372 * tree-ssa.c (edge_var_maps): New definition.
22373 (redirect_edge_var_map_add): New.
22374 (redirect_edge_var_map_clear): New.
22375 (redirect_edge_var_map_dup): New.
22376 (redirect_edge_var_map_vector): New.
22377 (redirect_edge_var_map_destroy): New.
22378 (ssa_redirect_edge): Replace PENDING_STMT use with
22379 redirect_edge_var_map_*.
22380 (flush_pending_stmts): Same.
22381 (delete_tree_ssa): Destroy edge var map.
22382 * tree-flow.h (struct _edge_var_map): New.
22383 Define edge_var_map vector type.
22384 Declare redirect_edge_var_map_* prototypes.
22385 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22386 * tree-cfg.c (reinstall_phi_args): Replace
22387 PENDING_STMT use with redirect_edge_var_map_*.
22389 2008-03-05 Richard Guenther <rguenther@suse.de>
22391 PR tree-optimization/35472
22392 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22393 whose single use_stmt has a overlapping set of loaded and
22394 stored symbols as that use_stmt might be a noop assignment then.
22396 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22398 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22400 2008-03-05 Richard Guenther <rguenther@suse.de>
22403 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22404 should be constants.
22405 * tree-cfg.c (verify_expr): Verify it.
22406 * fold-const.c (fold_truthop): Remove code generating
22407 BIT_FIELD_REFs of structure bases.
22408 (fold_binary): Likewise.
22409 (fold_ternary): Position and size of BIT_FIELD_REFs are
22410 always host integers.
22411 (make_bit_field_ref): Remove.
22412 (optimize_bit_field_compare): Remove.
22413 (all_ones_mask_p): Remove.
22415 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
22418 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
22419 (split_block_and_df_analyze): New. Split basic block and rebuild
22421 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
22423 (split_pattern_seq): Likewise.
22424 (erase_matching_seqs): Likewise.
22425 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
22427 2008-03-04 Geoff Keating <geoffk@apple.com>
22429 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
22430 declaration and code.
22431 (tree_invalid_nonnegative_warnv_p): Likewise.
22433 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
22435 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22436 examples. Truncate option-names then causing overfull hbox.
22438 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22441 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
22443 * configure: Rebuilt.
22445 2008-03-04 Rafael EspÃndola <espindola@google.com>
22447 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
22448 (tree_unary_nonnegative_warnv_p): New.
22449 (tree_binary_nonnegative_warnv_p): New.
22450 (tree_single_nonnegative_warnv_p): New.
22451 (tree_invalid_nonnegative_warnv_p): New.
22452 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
22454 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22457 * opts.c (handle_option): Postpone 'unknown option' errors only for
22460 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
22463 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
22466 2008-03-04 Rafael EspÃndola <espindola@google.com>
22468 * fold-const.c (tree_unary_nonzero_warnv_p): New.
22469 (tree_binary_nonzero_warnv_p): New.
22470 (tree_single_nonzero_warnv_p): New.
22471 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
22473 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
22475 PR middle-end/35456
22476 * fold-const.c (fold_cond_expr_with_comparison): Prevent
22477 transformations for modes that have signed zeros.
22478 * ifcvt.c (noce_try_abs): Ditto.
22480 2008-03-04 Joseph Myers <joseph@codesourcery.com>
22482 * config/i386/i386.c (override_options): Force
22483 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
22485 2008-03-04 Jan Hubicka <jh@suse.cz>
22488 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
22491 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22493 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
22494 label to probe the stack.
22496 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22498 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
22499 (__gthr_win32_mutex_destroy): Declare.
22500 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
22501 __gthr_win32_mutex_destroy.
22502 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
22504 2008-03-03 Jan Hubicka <jh@suse.cz>
22507 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
22508 aggressive on inlining cold calls.
22510 2008-03-03 Richard Guenther <rguenther@suse.de>
22512 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
22513 struct copies into the expression table.
22514 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
22515 (try_to_simplify): Likewise.
22516 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
22517 integral and pointer arguments which do not change the
22518 precision to NOP_EXPRs.
22519 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
22520 VIEW_CONVERT_EXPR case.
22522 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
22524 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
22525 defined in a loop at depth 0 is invariant.
22526 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
22527 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
22528 be called at loop depth 0.
22530 2008-03-02 Jakub Jelinek <jakub@redhat.com>
22533 * gcc.c (process_command): Update copyright notice dates.
22534 * gcov.c (print_version): Likewise.
22535 * gcov-dump.c (print_version): Likewise.
22536 * mips-tfile.c (main): Likewise.
22537 * mips-tdump.c (main): Likewise.
22539 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22542 * c-common.c (flag_permissive): Delete.
22543 (constant_expression_warnings): Check flags first.
22544 (constant_expression_error): New.
22545 * c-common.h (flag_permissive): Delete.
22546 (constant_expression_error): Declare.
22547 * flags.h (flag_permissive): Declare. Update description.
22548 * diagnostic.c (pedwarn): Update.
22550 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
22551 (permissive_error_kind): New.
22552 * toplev.c (flag_permissive): Define. Update description.
22553 * toplev.h (permissive_error_kind): Declare.
22554 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
22555 (pedwarn_c90): Use pedantic_warning_kind.
22556 * c-opts.c (c_common_post_options): flag_permissive does not affect
22557 flag_pedantic_errors.
22559 2008-03-02 Joseph Myers <joseph@codesourcery.com>
22561 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
22562 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
22563 __absvsi2, __absvDI2): Use unsigned arithmetic.
22565 2008-03-02 Andi Kleen <ak@suse.de>
22566 Richard Guenther <rguenther@suse.de>
22568 * struct-equiv.c: Remove file.
22569 * cfg_cleanup.c (condjump_equiv_p): Remove.
22570 * Makefile.in (OBJS-common): Remove struct-equiv.o.
22571 (struct-equiv.o): Remove rule.
22572 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
22573 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
22574 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
22576 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22578 * ifcvt.c (noce_process_if_block): Try to handle only the then
22579 block if the else block exists but isn't suitable.
22581 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22584 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
22585 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
22586 regression from previous patch.
22588 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22591 * gthr.h: Add __gthread_mutex_destroy as a function that must be
22593 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
22594 * gthr-single.h (__gthread_mutex_destroy): Likewise.
22595 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
22596 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
22597 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
22598 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
22599 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
22600 (__gthread_mutex_destroy_function): Rename to
22601 __gthread_mutex_destroy.
22602 * gthr-dce.h (__gthread_mutex_destroy): Call
22603 pthread_mutex_destroy.
22604 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
22605 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
22606 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
22608 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22610 * df-scan.c (df_ref_chain_change_bb): Simplify.
22611 (df_insn_change_bb): Add new_bb argument. Simplify. Call
22612 set_block_for_insn if there's any change.
22613 * df.h ((df_insn_change_bb): Fix prototype.
22614 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
22615 df_insn_change_bb, don't call set_block_for_insn.
22616 * emit-rtl.c (reorder_insns): Likewise.
22617 * haifa-sched.c (move_insn): Likewise.
22619 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22621 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
22623 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22625 * tree-flow-inline.h (next_readonly_imm_use): Return
22626 NULL_USE_OPERAND_P after the end.
22628 2008-03-01 Richard Guenther <rguenther@suse.de>
22630 PR tree-optimization/35411
22631 * tree-sra.c (sra_build_assignment): Split conversion to
22632 final type to a separate statement if we are not assigning
22635 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22637 * fold-const.c (fold_convertible_p): Correct the logic to follow
22638 that in fold_convert().
22640 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
22643 * tree-inline.c (build_duplicate_type): When we make a
22644 duplicate type, make it unique in the canonical types system.
22646 2008-02-29 Tom Tromey <tromey@redhat.com>
22648 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
22649 input_file_stack_history, input_file_stack_restored): Remove.
22650 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22651 * input.h (struct file_stack): Remove.
22652 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22653 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
22655 * diagnostic.h (struct diagnostic_context) <last_module>: Change
22657 (diagnostic_last_module_changed): Add 'map' argument.
22658 (diagnostic_set_last_function): Likewise.
22659 * diagnostic.c (undiagnostic_report_current_module): Iterate using
22660 line map, not input_file_stack.
22661 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
22663 2008-02-29 Paul Brook <paul@codesourcery.com>
22665 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
22667 2008-02-29 Paul Brook <paul@codesourcery.com>
22669 * config/arm/ieee754-df.S (muldf3): Use RET macros.
22671 2008-02-29 Richard Guenther <rguenther@suse.de>
22673 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
22675 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
22676 value for comparing for a store match.
22677 (simplify_unary_expression): Do nothing for SSA_NAMEs.
22678 (try_to_simplify): Do not do a full-blown reference lookup.
22680 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22682 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
22683 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
22685 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
22687 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
22689 * tree-loop-linear.c (try_interchange_loops): Compare memory access
22690 strides against cache sizes.
22692 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22694 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
22697 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
22699 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
22700 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
22701 is smaller than the original promoted value.
22702 (simplify_subreg): If OP is a SUBREG, try to preserve its
22703 SUBREG_PROMOTED_VAR_P information.
22705 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
22707 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
22708 (VN_INFO_GET): Allocate new objects on the obstack.
22709 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
22710 for rpo_numbers_temp, for consistency.
22711 (free_scc_vn): Free the obstack.
22713 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
22715 * doc/invoke.texi: Document -ftree-loop-distribution.
22716 * tree-loop-distribution.c: New.
22717 * tree-pass.h (pass_loop_distribution): New.
22718 * graphds.h (struct graph): Add htab_t indices.
22719 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
22720 * tree-vectorizer.c (rename_variables_in_loop): Extern.
22721 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
22722 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
22723 * tree-data-ref.c (debug_data_dependence_relations): New.
22724 (dump_data_dependence_relation): Also print data references.
22725 (free_data_ref): Extern.
22726 (same_access_functions): Moved...
22727 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
22728 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22729 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
22730 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
22731 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
22732 (stmts_from_loop): Skip LABEL_EXPR.
22733 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
22735 (build_rdg): Initialize rdg->indices htab.
22736 (free_rdg, stores_from_loop, ref_base_address,
22737 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
22738 have_similar_memory_accesses_1, ref_base_address_1,
22739 remove_similar_memory_refs): New.
22740 * tree-data-ref.h: Depend on tree-chrec.h.
22741 (debug_data_dependence_relations, free_data_ref): Declared.
22742 (same_access_functions): ... here.
22743 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
22745 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
22746 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
22747 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
22748 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22749 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
22750 rdg_vertex_for_stmt): Declared.
22751 (struct rdg_edge): Add level.
22753 (free_rdg, stores_from_loop, remove_similar_memory_refs,
22754 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
22756 (rdg_has_similar_memory_accesses): New.
22757 * tree-vect-analyze.c: Remove unused static decls.
22758 * lambda.h (dependence_level): New.
22759 * common.opt (ftree-loop-distribution): New.
22760 * tree-flow.h (mark_virtual_ops_in_bb,
22761 slpeel_tree_duplicate_loop_to_edge_cfg,
22762 rename_variables_in_loop): Declared.
22763 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
22764 (OBJS-common): Add tree-loop-distribution.o.
22765 (tree-loop-distribution.o): New rule.
22766 * tree-cfg.c (mark_virtual_ops_in_bb): New.
22767 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
22768 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
22770 2008-02-28 Joseph Myers <joseph@codesourcery.com>
22773 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
22774 other than structures and unions.
22776 2008-02-28 Richard Guenther <rguenther@suse.de>
22779 2008-02-26 Richard Guenther <rguenther@suse.de>
22781 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22782 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22783 (lookup_decl_from_uid): Declare.
22784 (remove_decl_from_map): Likewise.
22785 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22786 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22787 (decl_for_uid_map): New global hashtable mapping DECL_UID
22789 (init_ttree): Allocate it.
22790 (insert_decl_to_uid_decl_map): New helper function.
22791 (make_node_stat): Insert new decls into the map.
22792 (copy_node_stat): Likewise.
22793 (lookup_decl_from_uid): New function.
22794 (remove_decl_from_map): Likewise.
22795 (print_decl_for_uid_map_statistics): New helper.
22796 (dump_tree_statistics): Call it.
22798 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22799 (referenced_var_iterator): Adjust.
22800 (FOR_EACH_REFERENCED_VAR): Adjust.
22801 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22802 (num_referenced_vars): Adjust.
22803 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22804 (first_referenced_var): Remove.
22805 (end_referenced_vars_p): Likewise.
22806 (next_referenced_var): Likewise.
22807 (referenced_var_iterator_set): New helper function.
22808 * tree-dfa.c (referenced_var_lookup): Adjust.
22809 (referenced_var_check_and_insert): Likewise.
22810 (remove_referenced_var): Likewise.
22811 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22812 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22813 (verify_call_clobbering): Likewise.
22814 (verify_memory_partitions): Likewise.
22815 (init_tree_ssa): Allocate bitmap instead of hashtable for
22817 (delete_tree_ssa): Adjust.
22818 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22819 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22820 (compute_tag_properties): Likewise.
22821 (set_initial_properties): Likewise.
22822 (find_partition_for): Likewise.
22823 (update_reference_counts): Likewise.
22824 (dump_may_aliases_for): Likewise.
22825 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22826 (add_call_clobber_ops): Likewise.
22827 (add_call_read_ops): Likewise.
22828 (get_asm_expr_operands): Likewise.
22829 * tree-into-ssa.c (dump_decl_set): Likewise.
22830 (update_ssa): Likewise.
22831 * tree-sra.c (scan_function): Likewise.
22832 (decide_instantiations): Likewise.
22833 (scalarize_parms): Likewise.
22834 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22835 (dsa_named_for): Likewise.
22836 * tree-ssa-structalias.c (update_alias_info): Likewise.
22837 (merge_smts_into): Likewise.
22839 2008-02-27 David Daney <ddaney@avtrex.com>
22842 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
22843 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
22844 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
22845 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
22846 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
22848 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
22851 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
22852 (BUILT_IN_NEXTTOWARD): Remove.
22853 (BUILT_IN_NEXTTOWARDF): Ditto.
22854 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
22855 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
22857 2008-02-27 Tom Tromey <tromey@redhat.com>
22859 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
22860 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
22862 2008-02-27 Jan Beulich <jbeulich@novell.com>
22864 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
22865 update the respective field on newdecl.
22867 2008-02-27 Revital Eres <eres@il.ibm.com>
22869 PR rtl-optimization/34999
22870 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
22871 crossing edges that ends with a call insn.
22872 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
22873 call insn and clear the EDGE_CROSSING flag of the crossing edge
22874 when fixing fallthru edges.
22876 2008-02-27 Richard Guenther <rguenther@suse.de>
22878 PR middle-end/35390
22879 * fold-const.c (fold_unary): Return the correct argument,
22880 converted to the result type.
22882 2008-02-27 Richard Guenther <rguenther@suse.de>
22884 PR middle-end/34971
22885 * expr.c (expand_expr_real_1): Assert on rotates that operate
22887 * fold-const.c (fold_binary): Use the types precision, not the
22888 bitsize of the mode if folding rotate expressions. Build rotates
22889 only for full modes.
22891 2008-02-27 Jakub Jelinek <jakub@redhat.com>
22893 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
22894 and CPP_PRAGMA_EOL.
22895 * c-pragma.c (pragma_ns_name): New typedef.
22896 (registered_pp_pragmas): New variable.
22897 (c_pp_lookup_pragma): New function.
22898 (c_register_pragma_1): If flag_preprocess_only, do nothing
22899 for non-expanded pragmas, for expanded ones push pragma's
22900 namespace and name into registered_pp_pragmas vector.
22901 (c_invoke_pragma_handler): Register OpenMP pragmas even when
22902 flag_preprocess_only, don't register GCC pch_preprocess
22903 pragma if flag_preprocess_only.
22904 * c-opts.c (c_common_init): Call init_pragma even if
22905 flag_preprocess_only.
22906 * c-pragma.c (c_pp_lookup_pragma): New prototype.
22907 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
22908 cpp_register_pragma if flag_preprocess_only.
22910 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22913 * c-parser.c (c_parser_translation_unit): Warn for empty
22914 translation unit, not empty source file.
22916 2008-02-26 Paul Brook <paul@codesourcery.com>
22918 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
22919 operand for Thumb-2.
22920 * config/arm/arm.h (reg_class): Add CORE_REGS.
22921 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
22922 (BASE_REG_CLASS): Use CORE_REGS.
22923 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
22924 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
22925 (REGNO_OK_FOR_INDEX_P): Exclude SP.
22926 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
22927 ARM_REGNO_OK_FOR_INDEX_P.
22928 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
22929 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
22930 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
22931 (ldm/stm peepholes): Ditto.
22932 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
22933 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
22934 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
22935 * config/arm/constraints.md: Enable "k" constraint on ARM.
22937 2008-02-27 Ben Elliston <bje@au.ibm.com>
22939 * config/rs6000/rs6000.c: Annotate cache line size field in all
22940 instances of struct processor_costs.
22942 2008-02-26 David Edelsohn <edelsohn@gnu.org>
22944 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
22945 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
22946 jump_bypass): New counters.
22947 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
22948 * dce.c (gate_ud_dce): Same.
22949 (gate_fast_dce): Same.
22950 * dse.c (gate_dse1): New function.
22951 (gate_dse2): New function.
22952 (gate_dse): Merge results of new gate functions.
22953 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
22954 (gate_handle_jump_bypass): Add dbg_cnt.
22955 (gate_handle_gcse): Add dbg_cnt.
22956 * ifcvt.c (gate_handle_if_conversion): Same.
22957 (gate_handle_if_after_combine): Same.
22958 (gate_handle_if_after_reload): Same.
22959 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
22961 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
22963 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
22965 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
22967 2008-02-26 Jason Merrill <jason@redhat.com>
22970 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
22971 alone if it's the naming decl for the type's main variant.
22973 2008-02-26 Tom Tromey <tromey@redhat.com>
22975 * system.h (USE_MAPPED_LOCATION): Poison.
22976 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
22977 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
22978 (make_goto_expr_edges): Likewise.
22979 (remove_bb): Likewise.
22980 (execute_warn_function_return): Likewise.
22981 * basic-block.h (struct edge_def) <goto_locus>: Change type to
22983 * c-common.c (fname_decl): Remove old location code.
22984 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
22986 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
22988 (ASM_INPUT_SOURCE_LOCATION): Likewise.
22989 (gen_rtx_ASM_INPUT): Likewise.
22990 (gen_rtx_ASM_INPUT_loc): Likewise.
22991 (get_rtx_asm_OPERANDS): Remove.
22992 * cfglayout.c (insn_locators_alloc): Remove old location code.
22993 (set_curr_insn_source_location): Likewise.
22994 (curr_insn_locator): Likewise.
22995 * print-tree.c (print_node): Remove old location code.
22996 * tree-mudflap.c (mf_varname_tree): Remove old location code.
22997 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
22998 * cfgexpand.c (expand_gimple_cond_expr): Don't use
22999 location_from_locus.
23000 (construct_exit_block): Remove old location code.
23001 * emit-rtl.c (force_next_line_note): Remove old location code.
23002 * profile.c (branch_prob): Remove old location code.
23003 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23004 LOC_LINE): Remove old-location variants.
23005 * langhooks.c (lhd_print_error_function): Remove old location
23007 * configure, config.in: Rebuilt.
23008 * configure.ac (--enable-mapped-location): Remove.
23009 * c-decl.c (c_init_decl_processing): Remove old location code.
23010 (finish_function): Likewise.
23011 * recog.c (decode_asm_operands): Remove old location code.
23012 * c-pch.c (c_common_read_pch): Remove old location code.
23013 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23015 * gimple-low.c (lower_function_body): Remove old location code.
23016 * toplev.c (unknown_location): Remove.
23017 (push_srcloc): Remove old-location variant.
23018 (process_options): Remove old location code.
23019 (lang_dependent_init): Likewise.
23020 * input.h (UNKNOWN_LOCATION): Move definition.
23021 (location_t): Undeprecate.
23022 (source_locus): Remove.
23023 (location_from_locus): Remove.
23024 (struct location_s): Remove.
23025 Remove all old-location code.
23026 (input_line, input_filename): Remove.
23027 * final.c (final_scan_insn): Remove old location code.
23028 * diagnostic.c (diagnostic_build_prefix): Remove
23029 USE_MAPPED_LOCATION test.
23030 * tree.h (gimple_stmt) <locus>: Now a location_t.
23031 (tree_exp) <locus>: Likewise.
23032 (DECL_IS_BUILTIN): Remove old-location variant.
23033 (annotate_with_file_line, annotate_with_locus): Likewise.
23034 (expr_locus, set_expr_locus): Update.
23035 * tree.c (build1_stat): Remove old location code.
23036 (last_annotated_node): Remove.
23037 (annotate_with_file_line): Remove old-location variant.
23038 (annotate_with_locus): Likewise.
23039 (expr_location): Remove old location code.
23040 (set_expr_location): Likewise.
23041 (expr_has_location): Likewise.
23042 (expr_locus): Likewise.
23043 (set_expr_locus): Likewise.
23044 (expr_filename): Don't use location_from_locus.
23045 (expr_lineno): Likewise.
23046 * rtl-error.c (location_for_asm): Remove old location code.
23047 * c-lex.c (cb_line_change): Remove old location code.
23048 (fe_file_change): Likewise.
23049 (cb_def_pragma): Likewise.
23050 (c_lex_with_flags): Likewise.
23051 * gengtype.c (do_typedef): Don't special-case location types.
23052 (define_location_structures): Remove.
23053 (main): Don't call define_location_structures.
23054 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23057 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23060 * builtins.def (BUILT_IN_STDARG_START): Remove.
23061 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23062 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23063 * tree-inline.c (inline_forbidden_p_1): Likewise.
23065 2008-02-26 Richard Guenther <rguenther@suse.de>
23067 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23068 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23069 (lookup_decl_from_uid): Declare.
23070 (remove_decl_from_map): Likewise.
23071 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23072 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23073 (decl_for_uid_map): New global hashtable mapping DECL_UID
23075 (init_ttree): Allocate it.
23076 (insert_decl_to_uid_decl_map): New helper function.
23077 (make_node_stat): Insert new decls into the map.
23078 (copy_node_stat): Likewise.
23079 (lookup_decl_from_uid): New function.
23080 (remove_decl_from_map): Likewise.
23081 (print_decl_for_uid_map_statistics): New helper.
23082 (dump_tree_statistics): Call it.
23084 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23085 (referenced_var_iterator): Adjust.
23086 (FOR_EACH_REFERENCED_VAR): Adjust.
23087 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23088 (num_referenced_vars): Adjust.
23089 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23090 (first_referenced_var): Remove.
23091 (end_referenced_vars_p): Likewise.
23092 (next_referenced_var): Likewise.
23093 (referenced_var_iterator_set): New helper function.
23094 * tree-dfa.c (referenced_var_lookup): Adjust.
23095 (referenced_var_check_and_insert): Likewise.
23096 (remove_referenced_var): Likewise.
23097 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23098 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23099 (verify_call_clobbering): Likewise.
23100 (verify_memory_partitions): Likewise.
23101 (init_tree_ssa): Allocate bitmap instead of hashtable for
23103 (delete_tree_ssa): Adjust.
23104 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23105 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23106 (compute_tag_properties): Likewise.
23107 (set_initial_properties): Likewise.
23108 (find_partition_for): Likewise.
23109 (update_reference_counts): Likewise.
23110 (dump_may_aliases_for): Likewise.
23111 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23112 (add_call_clobber_ops): Likewise.
23113 (add_call_read_ops): Likewise.
23114 (get_asm_expr_operands): Likewise.
23115 * tree-into-ssa.c (dump_decl_set): Likewise.
23116 (update_ssa): Likewise.
23117 * tree-sra.c (scan_function): Likewise.
23118 (decide_instantiations): Likewise.
23119 (scalarize_parms): Likewise.
23120 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23121 (dsa_named_for): Likewise.
23122 * tree-ssa-structalias.c (update_alias_info): Likewise.
23123 (merge_smts_into): Likewise.
23125 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23128 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23129 * c-opts.c (c_common_handle_option): Wall enables
23130 Wvolatile-register-var.
23131 * common.opt: Move Wvolatile-register-var to...
23134 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23136 * common.opt (Wlarger-than=): New.
23137 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23139 * opts.c (common_handle_option): Handle -Wlarger-than=.
23140 * optc-gen.awk: Likewise.
23141 * opth-gen.awk: Likewise.
23142 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23143 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23145 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23147 * c-common.c (match_case_to_enum_1): Add appropriate
23148 OPT_W* parameter to warning.
23149 (c_do_switch_warnings): Likewise.
23150 * c-typeck.c (warning_init): Add one more parameter following
23151 'warning' function.
23152 (push_init_level): Update call to warning_init.
23153 (pop_init_level): Likewise.
23154 (add_pending_init): Likewise.
23155 (output_init_element: Likewise.
23157 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23160 * toplev.c (toplev_main): If there are warnings or error, print
23161 errors for ignored options.
23162 * opts.c (ignored_options): New static variable.
23163 (postpone_unknown_option_error): New.
23164 (print_ignored_options): New.
23165 (handle_option): Postpone errors for unknown -Wno-* options.
23166 * opts.h (print_ignored_options): Declare.
23168 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23170 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23173 2008-02-25 Richard Guenther <rguenther@suse.de>
23176 2008-02-25 Richard Guenther <rguenther@suse.de>
23178 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23179 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23180 (lookup_decl_from_uid): Declare.
23181 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23182 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23183 (decl_for_uid_map): New global hashtable mapping DECL_UID
23185 (init_ttree): Allocate it.
23186 (insert_decl_to_uid_decl_map): New helper function.
23187 (make_node_stat): Insert new decls into the map.
23188 (copy_node_stat): Likewise.
23189 (lookup_decl_from_uid): New function.
23190 (print_decl_for_uid_map_statistics): New helper.
23191 (dump_tree_statistics): Call it.
23193 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23194 (referenced_var_iterator): Adjust.
23195 (FOR_EACH_REFERENCED_VAR): Adjust.
23196 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23197 (num_referenced_vars): Adjust.
23198 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23199 (first_referenced_var): Remove.
23200 (end_referenced_vars_p): Likewise.
23201 (next_referenced_var): Likewise.
23202 (referenced_var_iterator_set): New helper function.
23203 * tree-dfa.c (referenced_var_lookup): Adjust.
23204 (referenced_var_check_and_insert): Likewise.
23205 (remove_referenced_var): Likewise.
23206 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23207 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23208 (verify_call_clobbering): Likewise.
23209 (verify_memory_partitions): Likewise.
23210 (init_tree_ssa): Allocate bitmap instead of hashtable for
23212 (delete_tree_ssa): Adjust.
23213 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23214 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23215 (compute_tag_properties): Likewise.
23216 (set_initial_properties): Likewise.
23217 (find_partition_for): Likewise.
23218 (update_reference_counts): Likewise.
23219 (dump_may_aliases_for): Likewise.
23220 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23221 (add_call_clobber_ops): Likewise.
23222 (add_call_read_ops): Likewise.
23223 (get_asm_expr_operands): Likewise.
23224 * tree-into-ssa.c (dump_decl_set): Likewise.
23225 (update_ssa): Likewise.
23226 * tree-sra.c (scan_function): Likewise.
23227 (decide_instantiations): Likewise.
23228 (scalarize_parms): Likewise.
23229 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23230 (dsa_named_for): Likewise.
23231 * tree-ssa-structalias.c (update_alias_info): Likewise.
23232 (merge_smts_into): Likewise.
23234 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23237 * doc/invoke.texi (-fcx-limited-range): Document new option.
23238 * toplev.c (process_options): Handle -fcx-fortran-rules.
23239 * common.opt: Add documentation for -fcx-fortran-rules.
23241 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23244 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23245 actual behaviour and C99.
23247 2008-02-26 Ben Elliston <bje@au.ibm.com>
23249 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23250 (ASM_CPU_POWER6_SPEC): Likewise.
23251 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23252 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23253 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23255 2008-02-25 Richard Guenther <rguenther@suse.de>
23257 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23258 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23259 (lookup_decl_from_uid): Declare.
23260 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23261 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23262 (decl_for_uid_map): New global hashtable mapping DECL_UID
23264 (init_ttree): Allocate it.
23265 (insert_decl_to_uid_decl_map): New helper function.
23266 (make_node_stat): Insert new decls into the map.
23267 (copy_node_stat): Likewise.
23268 (lookup_decl_from_uid): New function.
23269 (print_decl_for_uid_map_statistics): New helper.
23270 (dump_tree_statistics): Call it.
23272 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23273 (referenced_var_iterator): Adjust.
23274 (FOR_EACH_REFERENCED_VAR): Adjust.
23275 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23276 (num_referenced_vars): Adjust.
23277 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23278 (first_referenced_var): Remove.
23279 (end_referenced_vars_p): Likewise.
23280 (next_referenced_var): Likewise.
23281 (referenced_var_iterator_set): New helper function.
23282 * tree-dfa.c (referenced_var_lookup): Adjust.
23283 (referenced_var_check_and_insert): Likewise.
23284 (remove_referenced_var): Likewise.
23285 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23286 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23287 (verify_call_clobbering): Likewise.
23288 (verify_memory_partitions): Likewise.
23289 (init_tree_ssa): Allocate bitmap instead of hashtable for
23291 (delete_tree_ssa): Adjust.
23292 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23293 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23294 (compute_tag_properties): Likewise.
23295 (set_initial_properties): Likewise.
23296 (find_partition_for): Likewise.
23297 (update_reference_counts): Likewise.
23298 (dump_may_aliases_for): Likewise.
23299 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23300 (add_call_clobber_ops): Likewise.
23301 (add_call_read_ops): Likewise.
23302 (get_asm_expr_operands): Likewise.
23303 * tree-into-ssa.c (dump_decl_set): Likewise.
23304 (update_ssa): Likewise.
23305 * tree-sra.c (scan_function): Likewise.
23306 (decide_instantiations): Likewise.
23307 (scalarize_parms): Likewise.
23308 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23309 (dsa_named_for): Likewise.
23310 * tree-ssa-structalias.c (update_alias_info): Likewise.
23311 (merge_smts_into): Likewise.
23313 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23316 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23317 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23318 * alias.h (nonoverlapping_memrefs_p): Likewise.
23320 2008-02-25 Jan Beulich <jbeulich@novell.com>
23322 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23323 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23324 __emultls_get_address, __emultls_register_common,
23325 __floatundi?f, and _Unwind_GetIPInfo.
23326 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23327 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23328 (gen_regparm_prefix): Likewise.
23329 (i386_nlm_encode_section_info): Sync with
23330 config/i386/winnt.c:i386_pe_encode_section_info().
23331 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23332 i386_nlm_mangle_decl_assembler_name): New.
23333 (netware_override_options): New.
23334 * config/i386/netware.h (netware_override_options): Declare.
23335 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23336 (i386_nlm_mangle_decl_assembler_name): Declare.
23337 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23339 2008-02-25 Ben Elliston <bje@au.ibm.com>
23342 * c-decl.c (grokdeclarator): Remove unused local variables
23343 `typedef_type' and `type_as_written'.
23345 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23346 unused local variable `has_hot_blocks'.
23347 (fix_crossing_conditional_branches): Remove unused local variable
23350 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23352 PR middle-end/19984
23353 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23354 using DEF_C99_BUILTIN.
23355 (BUILT_IN_NANF): Ditto.
23356 (BUILT_IN_NANL): Ditto.
23358 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23359 Revital Eres <eres@il.ibm.com>
23361 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23362 regarding the order of two dependent insns in the same row.
23364 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23366 * stor-layout.c (layout_decl): Do not bump the alignment of a
23367 bit-field to more than byte alignment if it is packed.
23369 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23371 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23374 2008-02-24 Diego Novillo <dnovillo@google.com>
23376 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23379 * tree-vrp.c (vrp_evaluate_conditional): With
23380 -Wtype-limits, emit a warning when comparing against a
23381 constant outside the natural range of OP0's type.
23382 * c.opt (Wtype-limits): Move ...
23383 * common.opt (Wtype-limits): ... here.
23385 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23387 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23388 * config/rs6000/e300c2c3.md: New file.
23389 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23391 (rs6000_override_options): Add e300c2 and e300c3 cases to
23392 processor_target_table. Do not allow usage of Altivec or Spe
23393 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23394 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23395 * config/rs6000/rs6000.h (processor_type): Add
23396 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23397 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23398 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23399 and ppce300c3. Include e300c2c3.md.
23401 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23403 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23404 instead of TARGET_STRICT_ALIGN.
23406 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23408 * explow.c (memory_address): Assert that the generated address is
23411 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23414 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
23415 * config/darwin-ppc-ldouble-patch.def: New file.
23416 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
23417 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
23418 SUBTARGET_INIT_BUILTINS if defined.
23419 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
23422 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23425 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
23426 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
23428 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23431 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
23432 file" warning condtional on -Winvalid-PCH.
23434 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
23436 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
23438 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
23442 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
23443 prevent reload from using MMX registers.
23444 (*mov<mode>_internal): Ditto.
23445 (*movv2sf_internal_rex64): Ditto.
23446 (*movv2sf_internal): Ditto.
23448 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23450 PR documentation/31569
23451 * doc/install.texi2html: Use makeinfo --no-number-sections.
23453 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23455 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
23456 ensure that we can address an entire entity > 8 bytes. Don't
23457 generate reg+reg addressing for such data.
23459 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23461 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
23462 strings when optimizing for size, unless the target cares about
23465 2008-02-22 Tom Tromey <tromey@redhat.com>
23467 * regclass.c (current_pass): Remove declaration.
23469 2008-02-22 Anatoly Sokolov <aesok@post.ru>
23471 * config/avr/libgcc.S (__RAMPZ__): Define.
23472 (__do_copy_data): Add for devices with 128KB code memory.
23474 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23476 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23478 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
23480 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
23482 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
23485 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23488 * c-typeck.c (build_binary_op): Warn about floating point
23489 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
23491 2008-02-21 Janis Johnson <janis187@us.ibm.com>
23494 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
23495 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
23497 (rs6000_override_options): Set altivec_abi as default, not override,
23498 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
23499 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
23500 is used; use new member spe_abi.
23501 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
23502 spe_abi and altivec_abi.
23504 2008-02-22 Tomas Bily <tbily@suse.cz>
23506 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
23508 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23511 * config.build (build_file_translate): Set to `CMD //c' only if
23513 * Makefile.in (build_file_translate): Improve comment.
23515 2008-02-21 Jan Hubicka <jh@suse.cz>
23517 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
23518 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
23519 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
23521 2008-02-21 Michael Matz <matz@suse.de>
23524 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
23526 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
23528 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
23529 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
23530 as insn constraint.
23531 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
23532 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
23533 SSE_VEC_FLOAT_MODE_P as insn constraint.
23534 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
23535 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
23536 sse4a_movntdf using MODEF mode iterator.
23537 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
23538 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
23539 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
23540 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
23541 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
23542 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
23543 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
23545 2008-02-21 Richard Guenther <rguenther@suse.de>
23547 * tree.def (PAREN_EXPR): New tree code.
23548 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
23550 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
23551 * expr.c (expand_expr_real_1): Likewise.
23552 * tree-inline.c (estimate_num_insns_1): Likewise.
23553 * tree-complex.c (expand_complex_move): Likewise.
23554 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
23557 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23560 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
23562 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23565 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
23567 * config/sh/sh.c (find_barrier): Don't go past
23568 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
23570 2008-02-20 DJ Delorie <dj@redhat.com>
23572 * config/h8300/h8300.md (insv): Force source operand to be a register.
23574 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
23575 as a jump, not as a plain insn.
23577 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
23579 * doc/invoke.texi (Warning Options): Add new option
23580 -Wframe-larger-than=.
23581 (-Wframe-larger-than): Document.
23583 * flags.h (warn_frame_larger_than, frame_larger_than_size):
23584 Add declarations for new option variables.
23586 * final.c (final_start_function): Check the frame size
23587 before emission and issue a Wframe-larger-than warning.
23589 * opts.c (warn_frame_larger_than, frame_larger_than_size):
23590 Add definitions for new option variables.
23591 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
23593 * common.opt (Wframe-larger-than=): New option.
23595 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23597 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
23598 (<sse>_div<mode>3): Ditto.
23599 (<sse>_vmdiv<mode>3): Ditto.
23600 (<sse>_vmsqrt<mode>2): Ditto.
23601 (*smax<mode>3): Ditto.
23602 (sse5_frcz<mode>2): Ditto.
23603 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
23604 as insn constraint.
23606 2008-02-20 Richard Guenther <rguenther@suse.de>
23608 PR middle-end/35265
23609 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
23610 be happy with INTEGRAL_TYPE_P.
23612 2008-02-20 Richard Guenther <rguenther@suse.de>
23614 * fold-const.c (split_tree): Associate floatig-point expressions
23615 if flag_associative_math is set.
23617 2008-02-20 Richard Guenther <rguenther@suse.de>
23619 * tree.h (fold_real_zero_addition_p): Declare.
23620 * fold-const.c (fold_real_zero_addition_p): Export.
23621 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
23622 floating-point operations with zero and one.
23624 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
23626 * doc/install.texi: Correct references to CFLAGS, replacing them
23627 with BOOT_CFLAGS. Document flags used during bootstrap for
23630 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23632 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
23633 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
23634 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
23636 (smin<mode>3): Ditto from similar patterns.
23637 (smax<mode>3): Ditto.
23638 (*ieee_smin<mode>3): Ditto.
23639 (*ieee_smax<mode>3): Ditto.
23640 * config/i386/sse.md (sse): New mode attribute.
23641 (mov<mode>): Macroize expander from movv4sf and movv2df using
23642 SSEMODEF2P mode iterator.
23643 (<sse>_movnt<mode>): Ditto from similar patterns. Use
23644 SSE_VEC_FLOAT_MODE_P as insn constraint.
23645 (storent<mode>): Ditto.
23646 (storent<mode>): Macroize expander from storentsf and storentdf using
23647 MODEF mode iterator.
23648 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
23649 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
23650 (abs<mode>2): Ditto from similar patterns.
23651 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
23652 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
23653 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
23654 (<sse>_vmsqrt<mode>2): Ditto.
23655 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
23656 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
23657 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
23658 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
23659 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
23660 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
23661 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
23663 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
23664 iterator and SSE_FLOAT_MODE_P as insn constraint.
23665 (<sse>_ucomi): Ditto from similar patterns.
23666 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
23667 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
23668 SSE_VEC_FLOAT_MODE_P as insn constraint.
23669 (vcond<mode>): Ditto from similar patterns.
23670 (and<mode>3, *and<mode>3): Ditto.
23671 (<sse>_nand<mode>3): Ditto.
23672 (ior<mode>3, *ior<mode>3): Ditto.
23673 (xor<mode>3, *xor<mode>3): Ditto.
23674 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
23675 iterator and SSE_FLOAT_MODE_P as insn constraint.
23676 (*nand<mode>3): Ditto from similar patterns.
23677 (*ior<mode>3): Ditto.
23678 (*xor<mode>3): Ditto.
23680 2008-02-20 Ira Rosen <irar@il.ibm.com>
23682 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
23683 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
23684 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
23686 2008-02-19 Jan Hubicka <jh@suse.cz>
23688 * predict.c (tree_bb_level_predictions): Remove variable next
23689 mistakely introduced by previous commit.
23691 2008-02-19 Jan Hubicka <jh@suse.cz>
23693 * predict.c (predict_paths_leading_to): Rewrite.
23694 (predict_paths_for_bb): New.
23695 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
23697 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23700 * Makefile.in (build_file_translate): New.
23701 (gcc-vers.texi): Use it for translating $(abs_srcdir).
23702 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
23703 * configure.ac (build_file_translate): Substitute it.
23704 * configure: Regenerate.
23706 2008-02-19 Jan Hubicka <jh@suse.cz>
23708 PR rtl-optimization/34408
23709 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
23712 2008-02-19 Jan Hubicka <jh@suse.cz>
23714 PR middle-end/28779
23715 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
23718 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
23721 * config/i386/i386-modes.def: Revert the last DI alignment
23722 change until Ada people can look into it.
23724 2008-02-19 Nick Clifton <nickc@redhat.com>
23726 * opts.c (print_specific_help): Fix typo in --help text.
23728 2008-02-19 Jakub Jelinek <jakub@redhat.com>
23731 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
23732 32-bit inline asm without asm alternatives for host GCC < 3.0.
23734 2008-02-19 Richard Guenther <rguenther@suse.de>
23736 PR tree-optimization/34989
23737 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
23738 Allow propagation to INDIRECT_REF if we can simplify only.
23740 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23742 * c-common.c (warn_for_collisions_1): Use appropriate option when
23745 2008-02-19 Nick Clifton <nickc@redhat.com>
23748 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
23749 (handle_options): Fix indentation.
23750 (print_filtered_help): If no language-specific options were
23751 displayed tell the user how to list all the options supported by
23752 the language's front-end.
23753 (print_specific_help): Fix indentation and remove duplicate line.
23754 (common_handle_option): Handle the -v option.
23755 For --help enable the display of undocumented options if the -v
23756 switch has been included on the command line.
23757 For --help= check for overlaps in the arguments between the option
23758 classes and the language names and issue a warning when they
23759 cannot be disambiguated.
23760 * c.opt (v): Pass on to the common option handler.
23762 2008-02-19 Revital Eres <eres@il.ibm.com>
23764 * modulo-sched.c (sms_schedule): Change dump message when
23765 create_ddg function fails.
23766 (try_scheduling_node_in_cycle): Rename row to cycle.
23767 (print_partial_schedule): Rename CYCLE to ROW.
23769 2008-02-19 Christian Bruel <christian.bruel@st.com>
23770 Zdenek Dvorak <ook@ucw.cz>
23772 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
23774 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23777 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
23778 (*x86_movdicc_0_m1_se): Ditto.
23780 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23782 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
23783 (CMPtype): Define as __gcc_CMPtype.
23784 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
23785 (CMPtype): Define as __gcc_CMPtype.
23787 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
23789 Support valgrind 3.3 for --enable-checking=valgrind.
23790 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
23792 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
23793 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
23794 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
23795 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
23796 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
23797 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
23798 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
23800 * ggc-zone.c: Similar.
23801 * ggc-page.c: Similar.
23803 2008-02-19 Paul Brook <paul@codesourcery.com>
23806 * config/arm/ieee754-df.S: Fix do_it typo.
23807 * config/arm/ieee754-sf.S: Fix do_it typo.
23809 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23812 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
23813 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
23814 (OPTION_MASK_ISA_SSE_SET): Likewise.
23815 (OPTION_MASK_ISA_SSE2_SET): Likewise.
23816 (OPTION_MASK_ISA_SSE3_SET): Likewise.
23817 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
23818 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
23819 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
23820 (OPTION_MASK_ISA_SSE4_SET): Likewise.
23821 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
23822 (OPTION_MASK_ISA_SSE5_SET): Likewise.
23823 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
23824 (OPTION_MASK_ISA_MMX_UNSET): Updated.
23825 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
23826 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
23827 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
23828 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
23829 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
23830 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
23831 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
23832 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
23833 (OPTION_MASK_ISA_SSE4): Removed.
23834 (ix86_handle_option): Turn on bits in ix86_isa_flags and
23835 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
23836 (override_options): Don't turn on implied SSE/MMX bits in
23839 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23841 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23844 2008-02-18 Joey Ye <joey.ye@intel.com>
23846 PR middle-end/34921
23847 * tree-nested.c (insert_field_into_struct): Set type alignment
23848 to field alignment if the former is less than the latter.
23850 2008-02-18 Jakub Jelinek <jakub@redhat.com>
23852 * BASE-VER: Set to 4.4.0.
23854 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23856 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
23857 * doc/cfg.texi: Likewise.
23858 * doc/extend.texi: Likewise.
23859 * doc/gty.texi: Likewise.
23860 * doc/invoke.texi: Likewise.
23861 * doc/loop.texi: Likewise.
23862 * doc/md.texi: Likewise.
23863 * doc/passes.texi: Likewise.
23864 * doc/rtl.texi: Likewise.
23865 * doc/sourcebuild.texi: Likewise.
23866 * doc/tm.texi: Likewise.
23867 * doc/tree-ssa.texi: Likewise.
23869 2008-02-17 Richard Guenther <rguenther@suse.de>
23871 PR middle-end/35227
23872 * tree-complex.c (init_parameter_lattice_values): Handle parameters
23873 without default definition.
23875 2008-02-17 Richard Guenther <rguenther@suse.de>
23877 PR tree-optimization/35231
23878 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
23881 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
23884 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23885 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23886 libgcc_cmp_return mode.
23888 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23891 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
23893 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
23895 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
23898 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23900 * doc/c-tree.texi: Use `@.' where appropriate.
23901 * doc/extend.texi: Likewise.
23902 * doc/install.texi: Likewise.
23903 * doc/invoke.texi: Likewise.
23904 * doc/loop.texi: Likewise.
23905 * doc/makefile.texi: Likewise.
23906 * doc/md.texi: Likewise.
23907 * doc/passes.texi: Likewise.
23908 * doc/standards.texi: Likewise.
23909 * doc/tm.texi: Likewise.
23911 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23913 PR middle-end/35196
23914 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
23916 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
23917 rather than in entry_bb.
23919 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23921 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23922 libgcc_cmp_return mode.
23924 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23926 PR middle-end/35130
23927 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
23928 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
23930 2008-02-15 Richard Guenther <rguenther@suse.de>
23931 Zdenek Dvorak <ook@ucw.cz>
23933 PR tree-optimization/35164
23934 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
23935 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
23936 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23937 Only propagate addresses which do not have abnormal SSA_NAMEs
23940 2008-02-15 Joseph Myers <joseph@codesourcery.com>
23943 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
23945 2008-02-15 Jan Hubicka <jh@suse.cz>
23947 PR middle-end/35149
23948 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
23950 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23952 PR middle-end/34621
23953 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
23954 when calculating alignment_pad.
23956 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23958 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
23959 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
23960 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
23961 and STACK_BOUNDARY define.
23963 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
23965 PR preprocessor/35061
23966 * c-pragma.c (handle_pragma_pop_macro): Check that
23967 pushed_macro_table has been allocated.
23969 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
23971 PR middle-end/35136
23972 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
23973 (force_gimple_operand): Likewise.
23974 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
23975 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
23976 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
23977 (find_interesting_uses_address): Check addressability and alignment
23978 of the base expression only after substituting bases of IVs into it.
23980 2008-02-14 Michael Matz <matz@suse.de>
23983 * function.c (instantiate_virtual_regs_in_insn): Reload address
23984 before falling back to reloading the whole operand.
23986 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
23988 * config/s390/s390.c (s390_mainpool_start): Emit the pool
23989 before the first section switch note.
23991 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23993 * doc/bugreport.texi: Update copyright years.
23994 * doc/c-tree.texi: Likewise.
23995 * doc/cfg.texi: Likewise.
23996 * doc/cpp.texi: Likewise.
23997 * doc/cppinternals.texi: Likewise.
23998 * doc/fragments.texi: Likewise.
23999 * doc/frontends.texi: Likewise.
24000 * doc/gcc.texi: Likewise.
24001 * doc/gty.texi: Likewise.
24002 * doc/hostconfig.texi: Likewise.
24003 * doc/implement-c.texi: Likewise.
24004 * doc/libgcc.texi: Likewise.
24005 * doc/loop.texi: Likewise.
24006 * doc/makefile.texi: Likewise.
24007 * doc/options.texi: Likewise.
24008 * doc/passes.texi: Likewise.
24009 * doc/rtl.texi: Likewise.
24010 * doc/sourcebuild.texi: Likewise.
24011 * doc/standards.texi: Likewise.
24012 * doc/tree-ssa.texi: Likewise.
24013 * doc/trouble.texi: Likewise.
24015 * doc/extend.texi: Use @: or add comma where appropriate.
24016 * doc/invoke.texi: Likewise.
24017 * doc/tm.texi: Likewise.
24019 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24022 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24025 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24027 * doc/md.texi (clz, ctz): Add reference.
24028 * doc/rtl.texi (clz, ctz): Likewise.
24030 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24033 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24036 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24038 * config/s390/s390.c (struct constant_pool): New field
24039 emit_pool_after added.
24040 (s390_mainpool_start): Set the emit_pool_after flag according
24041 to the section switch notes.
24042 (s390_mainpool_finish): Consider emit_pool_after when emitting
24043 the literal pool at the end of the function.
24044 (s390_chunkify_start): Force literal pool splits at section
24047 2008-02-13 Michael Matz <matz@suse.de>
24050 * var-tracking.c (clobber_variable_part): Correctly traverse the
24053 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24056 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24057 Add -fdump-ipa-inline.
24058 * tree-dump.c (dump_files): Remove tree-inlined dump.
24059 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24061 2008-02-12 Richard Guenther <rguenther@suse.de>
24063 PR tree-optimization/35171
24064 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24067 2008-02-12 Richard Guenther <rguenther@suse.de>
24069 PR middle-end/35163
24070 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24071 value-preserving mode. Disallow final truncation.
24073 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24075 PR middle-end/35136
24076 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24077 code from here to...
24078 (force_gimple_operand): ...here.
24080 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24083 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24084 non-compatible pointers.
24085 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24086 different FIELD_DECLs, try harder by comparing field offsets, sizes
24089 PR inline-asm/35160
24090 * function.c (match_asm_constraints_1): Don't replace the same input
24093 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24095 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24096 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24097 (expand_epilogue): Restore RAMPZ register.
24098 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24100 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24102 * config/i386/cygwin.asm: (__alloca): Correct calling
24103 convention and alignment.
24104 (__chkstk): Force 8 byte stack alignment.
24106 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24107 Richard Guenther <rguenther@suse.de>
24109 PR tree-optimization/33992
24110 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24111 the zero we compare against.
24113 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24115 PR libfortran/35063
24116 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24117 to CloseHandle after unlocking to prevent accumulation of handle
24120 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24122 PR middle_end/34150
24123 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24124 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24125 and update LABEL_NUSES during and after reload.
24127 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24129 PR middle-end/34627
24130 * combine.c (simplify_if_then_else): Make sure the comparison is
24131 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24133 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24136 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24137 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24138 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24139 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24140 * tree.h (get_type_static_bounds): Likewise.
24142 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24144 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24145 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24146 Make -Wfoo language annotations match what the compiler outputs.
24148 2008-02-08 Sa Liu <saliu@de.ibm.com>
24150 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24151 intrinsics spu_convts, spu_convtu, spu_convtf.
24153 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24155 * doc/extend.texi (Function Attributes) <noinline>: Mention
24156 asm ("") as method to keep calls.
24158 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24161 * doc/options.texi (Options): Replace references to opts.sh with
24163 * opts-common.c: Likewise.
24164 * optc-gen.awk: Likewise.
24166 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24168 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24170 2008-02-07 Richard Henderson <rth@redhat.com>
24173 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24174 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24177 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24179 PR tree-optimization/35085
24180 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24181 for operand entry oe2 in addition to operand entry oe3 in order to
24182 expose more opportunities for vectorizer sum reduction.
24184 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24187 * Makefile.in (LIBS): Remove $(GMPLIBS).
24188 (cc1-dummy, cc1): Add $(GMPLIBS).
24190 2008-02-06 Jan Hubicka <jh@suse.cz>
24193 * i386.md (moddf_integer): Do not produce partial memory stalls for
24194 targets where it hurts.
24196 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24199 * optabs.c (expand_float): Do not check for decimal modes when
24200 expanding unsigned integer through signed conversion.
24202 2008-02-06 Nick Clifton <nickc@redhat.com>
24204 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24205 inside the clobber with a match_operand and duplicated operand
24206 number in the constraint.
24207 (ineqbranchsi): Delete redundant comment.
24209 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24211 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24212 builtin_define ("__USE_INIT_FINI__").
24213 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24215 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24217 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24219 PR documentation/30330
24220 * doc/invoke.texi (C++ Dialect Options)
24221 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24222 For each warning option -Wfoo that allows -Wno-foo, ensure both
24223 -Wfoo and -Wno-foo are listed in the option index. Fix index
24224 entry of -Wswitch-default, index -Wnormalized= including the
24225 `=', and -Wlarger-than-@var{len} including @var{len}.
24227 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24229 * config/i386/i386.md (floatunssisf2): Use
24230 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24231 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24232 Macroize expander using MODEF mode iterator.
24234 2008-02-05 Diego Novillo <dnovillo@google.com>
24236 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24239 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24241 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24244 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24246 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24249 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24250 to indicate if a message should be generated.
24251 (init_cumulative_args): Updated.
24252 (function_value_32): Likewise.
24254 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24256 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24258 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24261 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24262 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24264 2008-02-04 Diego Novillo <dnovillo@google.com>
24266 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24269 * tree-vrp.c (vrp_evaluate_conditional): With
24270 -Wtype-limits, emit a warning when comparing against a
24271 constant outside the natural range of OP0's type.
24273 2008-02-04 Richard Guenther <rguenther@suse.de>
24275 PR middle-end/33631
24276 * expr.c (count_type_elements): Give for unions instead of
24279 2008-02-04 Richard Guenther <rguenther@suse.de>
24281 PR middle-end/35043
24282 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24283 to TYPE_DOMAINs base type instead of using bitsizetype here.
24285 2008-02-03 Jason Merrill <jason@redhat.com>
24287 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24289 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24292 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24293 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24294 (RS/6000 and PowerPC Options): Fix typos and markup.
24295 * doc/passes.texi (Tree-SSA passes): Likewise.
24297 2008-02-02 Michael Matz <matz@suse.de>
24300 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24301 from record_last_reg_set_info.
24302 (record_last_reg_set_info): Take an RTX argument, iterate over all
24303 constituent hardregs.
24304 (record_last_set_info, record_opr_changes): Change calls to
24305 new signature or to record_last_reg_set_info_regno.
24307 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24309 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24311 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24313 PR rtl-optimization/34773
24314 * reg-notes.def (EQUAL): Mention significance of combination of
24315 REG_EQUAL and REG_RETVAL.
24316 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24317 insn that has a REG_RETVAL.
24319 2008-02-01 Roger Sayle <roger@eyesopen.com>
24322 * configure.ac (--enable-fixed-point): Disable unless explicitly
24324 * configure: Regenerate.
24326 2008-02-01 Richard Guenther <rguenther@suse.de>
24329 * invoke.texi (-finline-limit): Remove no longer true parts
24330 of the documentation. Note that there is no default value.
24332 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24333 Mark Mitchell <mark@codesourcery.com>
24334 Ben Elliston <bje@au.ibm.com>
24337 * doc/extend.texi (Other Builtins): Document.
24339 2008-01-31 Tom Browder <tom.browder@gmail.com>
24341 * doc/c-tree.texi (Types): Fix grammar.
24342 (Expression trees): Ditto.
24343 * doc/passes.texi (Tree-SSA passes): Ditto.
24345 * doc/configterms.texi (Configure Terms): Fix typo.
24346 * doc/cpp.texi (Common Predefined Macros): Ditto.
24347 * doc/md.texi (Machine Constraints): Ditto.
24349 * doc/makefile.texi (Makefile): Add comma.
24351 2008-01-31 Tom Browder <tom.browder@gmail.com>
24352 Gerald Pfeifer <gerald@pfeifer.com>
24354 * doc/sourcebuild.texi (Front End): Remove references to CVS
24355 and CVSROOT/modules.
24356 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24357 (Back End): Remove reference to CVS.
24359 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24362 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24364 (mips16_gp_pseudo_reg): ...here.
24365 * config/mips/mips.md (load_const_gp): Replace with...
24366 (load_const_gp_<mode>): ...this :P-based insn.
24368 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24370 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24371 options. Minor fixes.
24372 (-std): Move reference to standards closer to where language
24373 standards are first mentioned.
24375 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24377 PR rtl-optimization/34995
24378 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24379 parameter and return a bool. If the rtx parameter is nonnull,
24380 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24381 (find_reloads): Update call accordingly. Pass the new operand
24382 if it needed no address reloads, otherwise pass null.
24384 2008-01-30 Richard Henderson <rth@redhat.com>
24387 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24388 for unbounded arrays.
24390 2008-01-30 Silvius Rus <rus@google.com>
24392 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24394 2008-01-30 Jan Hubicka <jh@suse.cz>
24397 * i386.c (init_cumulative_args): Use real function declaration when
24400 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24402 PR rtl-optimization/34998
24403 * global.c (build_insn_chain): Treat non-subreg_lowpart
24404 SUBREGs of pseudos as clobbering all the words covered by the
24405 SUBREG, not just all the bytes.
24406 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24407 original df_ref rather than an extract parameter.
24408 (global_conflicts): Update call accordingly.
24410 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
24412 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
24413 the overflow check to make it easier to read.
24414 (__fixtfdi): Change the type of the ll member in union
24415 long_double to UDItype_x.
24417 2008-01-30 Jakub Jelinek <jakub@redhat.com>
24419 PR middle-end/34969
24420 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
24421 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
24422 * tree-inline.c (fold_marked_statements): Call
24423 cgraph_update_edges_for_call_stmt if folding a call statement.
24424 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
24425 debug_generic_stmt calls, reset it back afterwards.
24428 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
24430 * c-typeck.c (build_external_ref): Don't pedwarn about
24431 static vars in current function's scope.
24433 2008-01-29 Joseph Myers <joseph@codesourcery.com>
24435 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
24437 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
24440 * ipa-struct-reorg.c: Fix spelling.
24441 * params.def: Ditto.
24443 2008-01-29 Richard Guenther <rguenther@suse.de>
24445 PR middle-end/35006
24446 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
24448 * tree-inline.c (remap_type): Increment remapping_type_depth
24449 around remapping types.
24450 (copy_body_r): Only add referenced variables if they are referenced
24451 from code, not types.
24453 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
24464 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
24465 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
24467 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
24470 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
24471 pointer for tiny stack.
24473 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24475 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
24477 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24479 * config/vx-common.h: Fix typo in comment.
24481 2008-01-28 Ian Lance Taylor <iant@google.com>
24485 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
24486 coalesce pointers if they have different DECL_NO_TBAA_P values.
24487 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
24488 between variables with different DECL_NO_TBAA_P values.
24490 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
24493 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
24494 are not legitimate small data references on SPE targets.
24496 2008-01-28 David Daney <ddaney@avtrex.com>
24498 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
24500 2008-01-28 David Daney <ddaney@avtrex.com>
24502 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
24504 2008-01-27 Joseph Myers <joseph@codesourcery.com>
24506 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
24507 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
24508 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
24509 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
24510 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
24511 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
24512 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
24513 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
24515 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24517 * basic-block.h (condjump_equiv_p): Fix comment.
24519 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24521 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
24522 print_generic_stmt_indented): Fix comment.
24524 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24526 * configure.ac (__stack_chk_fail): Add detecion for availability
24527 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
24528 * configure: Regenerate.
24530 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
24532 PR middle-end/34688
24533 * final.c (output_addr_const): Handle TRUNCATE.
24535 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
24538 * tree-ssa-loop-ivopts.c (comp_cost): New type.
24539 (zero_cost, infinite_cost): New constants.
24540 (struct cost_pair): Change type of cost to comp_cost.
24541 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
24542 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
24544 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
24545 split_address_cost, ptr_difference_cost, difference_cost,
24546 get_computation_cost_at, get_computation_cost,
24547 determine_use_iv_cost_generic, determine_use_iv_cost_address,
24548 determine_use_iv_cost_condition, determine_use_iv_costs,
24549 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
24550 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
24551 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
24552 Change type of cost to comp_cost.
24553 (determine_iv_cost): Increase cost of non-original ivs, instead
24554 of decreasing the cost of original ones.
24555 (get_address_cost): Indicate the complexity of the addressing mode
24557 (try_add_cand_for): Prefer using ivs not specific to some object.
24558 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
24560 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
24561 Janis Johnson <janis187@us.ibm.com>
24564 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
24565 (TARGET_INSTANTIATE_DECLS): Likewise.
24566 * target.h (expand_to_rtl_hook): New target hook.
24567 (instantiate_decls): Likewise.
24568 * function.c (instantiate_decl): Make non-static. Rename to...
24569 (instantiate_decl_rtl): ... this.
24570 (instantiate_expr): Use instantiate_decl_rtl.
24571 (instantiate_decls_1): Likewise.
24572 (instantiate_decls): Likewise.
24573 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
24574 * function.h (instantiate_decl_rtl): Add prototype.
24575 * cfgexpand.c (target.h): New include.
24576 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
24577 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
24578 (TARGET_INSTANTIATE_DECLS): Likewise.
24579 (TARGET_INITIALIZER): New target hooks added.
24580 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
24582 * config/rs6000/rs6000.c (tree-flow.h): New include.
24583 (machine_function): Add sdmode_stack_slot field.
24584 (rs6000_alloc_sdmode_stack_slot): New function.
24585 (rs6000_instantiate_decls): Likewise.
24586 (rs6000_secondary_memory_needed_rtx): Likewise.
24587 (rs6000_check_sdmode): Likewise.
24588 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
24589 (TARGET_INSTANTIATE_DECLS): Likewise.
24590 (rs6000_hard_regno_mode_ok): Allow SDmode.
24591 (num_insns_constant): Likewise. Handle _Decimal32 constants.
24592 (rs6000_emit_move): Handle SDmode.
24593 (function_arg_advance): Likewise.
24594 (function_arg): Likewise.
24595 (rs6000_gimplify_va_arg): Likewise. Add special handling of
24596 SDmode var args for 32-bit compiles.
24597 (rs6000_secondary_reload_class): Handle SDmode.
24598 (rs6000_output_function_epilogue): Likewise.
24599 (rs6000_function_value): Simplify if statement.
24600 (rs6000_libcall_value): Likewise.
24601 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
24602 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
24603 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
24604 (movsd_hardfloat): New define_insn.
24605 (movsd_softfloat): Likewise.
24606 (movsd_store): Likewise.
24607 (movsd_load): Likewise.
24608 (extendsddd2): Likewise.
24609 (extendsdtd2): Likewise.
24610 (truncddsd2): Likewise.
24611 (movdd_hardfloat64): Fixup comment.
24612 (UNSPEC_MOVSD_LOAD): New constant.
24613 (UNSPEC_MOVSD_STORE): Likewise.
24615 2008-01-26 Jakub Jelinek <jakub@redhat.com>
24618 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
24620 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
24621 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
24622 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
24623 and TRUTH_XOR_EXPR.
24625 2008-01-26 David Edelsohn <edelsohn@gnu.org>
24628 * config.gcc: Separate AIX 5.3 from AIX 6.1.
24629 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24630 __LONGDOUBLE128 too.
24631 * config/rs6000/aix61.h: New file.
24633 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24635 PR rtl-optimization/34959
24636 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
24637 popcount and parity rtxes the same mode as their operand.
24638 Truncate or extend the result to the return value's mode
24641 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24644 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
24645 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
24646 to GOT_VERSION_REGNUM.
24647 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
24648 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
24649 * config/mips/mips.c (mips_emit_call_insn): New function.
24650 (mips_call_tls_get_addr): Call mips_expand_call directly.
24651 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
24653 (mips16_build_call_stub): Likewise. Return the call insn or null.
24654 (mips_expand_call): Update the call to mips16_build_call_stub
24655 accordingly and a remove redundant condition. Assert that MIPS16
24656 stubs do not use lazy binding. Use mips_emit_call_insn and return
24658 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
24660 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
24661 (mips_avoid_hazard): Remove hazard_set handling.
24662 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
24663 (UNSPEC_RESTORE_GP): ...this.
24664 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
24665 (FAKE_CALL_REGNO): Rename to...
24666 (GOT_VERSION_REGNUM): ...this.
24667 (type): Add "ghost" value. Add an associated insn reservation.
24668 (hazard_set): Remove.
24669 (exception_receiver): Rename to...
24670 (restore_gp): ...this and update the unspec identifier accordingly.
24671 (exception_receiver, nonlocal_got_receiver): New expanders.
24672 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
24673 FAKE_CALL_REGNO. Remove hazard_set attribute.
24674 (set_got_version, update_got_version): New patterns.
24676 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
24679 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
24681 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24684 * doc/install.texi2html: Generate gcc-vers.texi.
24686 2008-01-25 DJ Delorie <dj@redhat.com>
24688 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
24690 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24692 * config/c4x: Remove directory.
24693 * config.gcc (crx-*, mt-*): Mark obsolete.
24694 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
24695 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
24696 sh-*-rtemscoff*): Remove cases.
24697 * defaults.h (C4X_FLOAT_FORMAT): Remove.
24698 * real.c (encode_c4x_single, decode_c4x_single,
24699 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
24700 c4x_extended_format): Remove.
24701 * real.h (c4x_single_format, c4x_extended_format): Remove.
24702 * doc/extend.texi (interrupt, naked): Remove mention of attributes
24704 (Pragmas): Remove comment about c4x pragmas.
24705 * doc/install.texi (c4x): Remove target-specific instructions.
24706 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
24707 * doc/md.texi (Machine Constraints): Remove C4x documentation.
24708 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
24709 refer to C4x source files as examples.
24710 (C4X_FLOAT_FORMAT): Remove documentation.
24712 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
24714 * config/bfin/bfin.c (override_options): Reorder tests so that
24715 flag_pic gets enabled for -msep-data.
24717 2008-01-25 Richard Guenther <rguenther@suse.de>
24719 PR middle-end/32244
24720 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
24721 to its bitfield precision if required.
24723 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24725 PR middle-end/33880
24726 * tree-nested.c (walk_omp_for): New function.
24727 (convert_nonlocal_reference, convert_local_reference): Call
24728 walk_omp_for on OMP_FOR.
24729 (convert_call_expr): Call walk_body on OMP_FOR's
24730 OMP_FOR_PRE_INIT_BODY.
24732 2008-01-25 Richard Guenther <rguenther@suse.de>
24734 PR tree-optimization/34966
24735 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
24736 default defs and PHI_NODEs we have to insert after the
24737 defining statement.
24739 2008-01-24 Nick Clifton <nickc@redhat.com>
24741 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
24742 Provide a default definition.
24743 (LIBGCC2_UNITS_PER_WORD): Likewise.
24745 * config/stormy16/stormy16.c: Include df.h for the prototype
24746 for df_regs_ever_live_p.
24747 (xstormy16_expand_builtin_va_start): Convert the stack offset
24748 into a component_ref and then use POINTER_PLUS_EXPR to add it
24749 to the incoming_virtual_args_rtx.
24750 (xstormy16_gimplify_va_arg_expr): Rename to
24751 xstormy16_gimplify_va_arg_expr.
24752 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
24753 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
24754 xstormy16_gimplify_va_arg_expr.
24755 Fix up some formatting issues.
24757 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
24758 Move to predicates.md.
24759 (xs_hi_general_operand): Likewise.
24760 (xs_hi_nonmemory_operand): Likewise.
24761 * config/stormy16/predicates.md:
24762 (xstormy16_carry_plus_operand): New predicate.
24763 (xs_hi_general_operand): New predicate.
24764 (xs_hi_nonmemory_operand): New predicate.
24765 * config/stormy16/stormy16-protos.h:
24766 (xstormy16_carry_plus_operand): Delete prototype.
24767 (xs_hi_general_operand): Likewise.
24768 (xs_hi_nonmemory_operand): Likewise.
24770 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
24771 modifiers as they are no longer needed and they can trigger
24772 reload spill failures.
24774 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
24775 with a match_operand in order to help reload.
24777 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
24778 constraint with 'e' for the 8th alternative as this version of
24779 the mov.w instruction only accepts the lower 8 registers.
24781 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
24784 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
24785 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
24788 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24790 PR middle-end/33333
24791 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
24793 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24795 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
24797 (remove_structure): Update allocations list before removing structure.
24799 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24801 * ipa-struct-reorg.c (is_safe_cond_expr,
24802 create_new_stmts_for_cond_expr): Use integer_zerop function,
24803 that recognize not only zero-pointer, but zero-integer too.
24805 2008-01-25 Ben Elliston <bje@au.ibm.com>
24808 * fixproto: Escape "." in sed expression that strips leading "./".
24810 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
24813 * gcc.c (SWITCH_OK): Removed.
24814 (SWITCH_LIVE): Changed to bit.
24815 (SWITCH_FALSE): Likewise.
24816 (SWITCH_IGNORE): Likewise.
24817 (switchstr): Change live_cond to unsigned int.
24818 (process_command): Replace SWITCH_OK with 0.
24819 (do_self_spec): Likewise.
24820 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
24821 (give_switch): Likewise.
24822 (used_arg): Likewise.
24823 (do_spec_1): Set the SWITCH_IGNORE bit.
24824 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
24825 bits. Set the SWITCH_LIVE bit.
24827 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24829 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
24831 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
24833 PR tree-optimization/34472
24834 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
24835 parameter to a "bool *" and set *DATA to false if there is
24836 an unsafe access. Do not delete the structure here.
24837 (check_cond_exprs): Delete it here instead.
24838 (check_cond_exprs, exclude_cold_structs): Do not increase
24839 I when removing a structure.
24841 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
24844 * config/i386/i386.c (ix86_expand_vector_init): Consider only
24845 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
24847 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
24849 PR middle-end/34934
24850 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
24851 a fixed vector for stack.
24853 2008-01-24 Ben Elliston <bje@au.ibm.com>
24856 * doc/gcc.texi (Software development): Add a direntry for g++.
24858 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
24860 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
24861 stale and straggling -fforce-addr comments above.
24863 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
24865 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
24866 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
24868 2008-01-23 Michael Matz <matz@suse.de>
24871 * dwarf2out.c (force_type_die): Use modified_type_die instead of
24874 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
24876 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
24877 malloc result type.
24879 2008-01-23 Anatoly Sokolov <aesok@post.ru>
24881 * config/avr/avr.c (avr_current_arch): New variable.
24882 (avr_arch_types): Add 'avr31' and 'avr51' entries.
24883 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
24884 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
24885 (avr_override_options): Init 'avr_current_arch'.
24886 (base_arch_s): Move from here...
24887 * config/avr/avr.h (base_arch_s): ... here. Add new members
24888 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
24889 'mega' to 'have_jmp_call'.
24890 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
24891 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
24893 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
24895 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
24896 MULTILIB_MATCHES): Ditto.
24898 2008-01-23 Richard Guenther <rguenther@suse.de>
24900 PR middle-end/31529
24901 * cgraphunit.c (cgraph_reset_node): Always mark the node
24902 not reachable if it is not queued already.
24904 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
24906 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
24907 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
24908 (cputype_selected): New static variable.
24909 (bfin_handle_option): Set it if -mcpu is used.
24910 (override_option): Select default set of workarounds if no cpu type
24911 selected on the command line.
24912 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
24914 From Michael Frysinger <michael.frysinger@analog.com>
24915 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
24916 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
24918 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
24919 for bf547, bf523, bf524, and bf526.
24920 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
24922 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
24923 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
24924 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
24925 __ADSPBF547__ and __ADSPBF54x__ for bf547.
24926 * doc/invoke.texi (Blackfin Options): Document that
24927 -mcpu now accept bf547, bf523, bf524, and bf526.
24929 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
24931 PR rtl-optimization/34628
24932 * combine.c (try_combine): Stop and undo after the first combination
24933 if an autoincrement side-effect on the first insn has effectively
24936 2008-01-22 David Edelsohn <edelsohn@gnu.org>
24939 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
24940 Offset addresses are not valid for Altivec or paired float modes.
24942 2008-01-22 Jakub Jelinek <jakub@redhat.com>
24945 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
24946 if DECL_INITIAL (decl) is error_mark_node.
24949 * c-common.c (handle_vector_size_attribute): Only allow
24950 integral, scalar float and fixed point types. Handle OFFSET_TYPE
24951 the same way as pointer, array etc. types.
24952 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
24955 * tree.c (build_type_attribute_qual_variant): Call
24956 build_qualified_type if attributes are equal, but quals are not.
24958 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24961 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
24962 * flags.h (warn_strict_aliasing): Remove.
24963 (warn_strict_overflow): Remove.
24964 * opts.c (warn_strict_aliasing): Remove.
24965 (warn_strict_overflow): Remove.
24966 * c-opts.c (c_common_handle_option): -Wall only sets
24967 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
24968 (c_common_post_options): Give default values to -Wstrict-aliasing
24969 and -Wstrict-overflow if they are uninitialized.
24970 * common.opt (Wstrict-aliasing): Specify Var and Init.
24971 (Wstrict-overflow): Likewise.
24973 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
24975 PR rtl-optimization/26854
24976 PR rtl-optimization/34400
24977 PR rtl-optimization/34884
24978 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
24980 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
24981 (df_rd_bb_info.expanded_lr_out): Deleted
24982 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
24983 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
24984 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24985 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24986 Removed code to allocate, initialize or free expanded_lr_out.
24987 (df_rd_bb_local_compute_process_def): Restructured to make more
24989 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
24990 sets if the sets are being trimmed.
24992 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
24995 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
24996 (as_vers): Likewise.
24997 * configure: Regenerated.
24999 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25001 PR middle-end/33092
25002 * tree-pass.h (pass_build_alias): New pass.
25003 * tree-ssa-alias.c (gate_build_alias): New.
25004 (pass_build_alias): New.
25005 * passes.c (init_optimization_passes): Add pass_build_alias after
25006 pass_create_structure_vars.
25008 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25010 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25011 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25012 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25013 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25014 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25015 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25016 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25017 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25018 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25019 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25020 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25021 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25022 * config/s390/s390.md (FP_ALL): New mode iterator.
25023 (_d): New mode attribute.
25024 ("*signbit<mode>2>"): Changed mode of first operand.
25025 ("isinf<mode>2"): Changed mode of first operand.
25026 ("*TDC_insn"): Adaptation for DFP modes.
25028 2008-01-22 Ben Elliston <bje@au.ibm.com>
25030 * tree.c (check_qualified_type): Improve function description.
25032 2008-01-21 Jason Merrill <jason@redhat.com>
25035 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25036 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25039 2008-01-21 DJ Delorie <dj@redhat.com>
25041 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25044 2008-01-21 Richard Guenther <rguenther@suse.de>
25046 PR middle-end/34856
25047 * tree-cfg.c (verify_expr): Allow all invariant expressions
25048 instead of just constant class ones as reference argument.
25049 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25050 like any other constant.
25051 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25053 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25055 * regmove.c (fixup_match_1): Update call crossed frequencies.
25057 2008-01-21 Richard Guenther <rguenther@suse.de>
25060 * tree-inline.c (setup_one_parameter): Deal with mismatched
25061 types using a VIEW_CONVERT_EXPR.
25063 2008-01-21 Alon Dayan <alond@il.ibm.com>
25064 Olga Golovanevsky <olga@il.ibm.com>
25066 PR tree-optimization/34701
25067 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25068 when the structure size is not a power of 2.
25070 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25072 * doc/install.texi: Add doc for --enable-checking=df.
25074 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25076 PR rtl-optimization/34808
25077 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25079 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25081 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25084 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25086 PR rtl-optimization/26854
25087 PR rtl-optimization/34400
25088 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25090 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25091 (df_rd_bb_info.expanded_lr_out): New.
25092 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25093 * loop_iv.c (iv_analysis_loop_init): Ditto.
25094 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25095 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25096 Added code to allocate, initialize or free expanded_lr_out.
25097 (df_rd_bb_local_compute_process_def): Restructured to make
25098 more understandable.
25099 (df_rd_confluence_n): Add code to do nothing with fake edges and
25100 code to no apply invalidate_by_call sets if the sets are being trimmed.
25101 (df_lr_local_finalize): Renamed to df_lr_finalize.
25102 (df_live_local_finalize): Renamed to df_live_finalize.
25104 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25107 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25108 deciding whether to use reciprocal instructions.
25110 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25112 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25113 dwarf2out_note_section_used if cold_text_section is NULL.
25115 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25117 PR gcov-profile/34610
25118 * tree-cfg.c (make_edges): Mark both outgoing edges from
25119 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25120 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25121 from OMP_FOR and OMP_CONTINUE outgoing edges.
25123 * tree-profile.c (tree_profiling): Return early if
25124 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25126 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25127 from cfun to child_cfun.
25128 * function.h (struct function): Add after_tree_profile bit.
25130 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25132 * config/avr/avr.S (_exit): Disable interrupt.
25134 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25135 Steven Bosscher <stevenb.gcc@gmail.com>
25137 PR rtl-optimization/26854
25138 PR rtl-optimization/34400
25139 * df-problems.c (df_live_scratch): New scratch bitmap.
25140 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25141 (df_live_reset): Clear the proper bitmaps.
25142 (df_live_bb_local_compute): Only process the artificial defs once
25143 since the order is not important.
25144 (df_live_init): Init the df_live sets only with the variables
25145 found live by df_lr.
25146 (df_live_transfer_function): Use the df_lr sets to prune the
25147 df_live sets as they are being computed.
25148 (df_live_free): Free df_live_scratch.
25150 2008-01-18 Ian Lance Taylor <iant@google.com>
25152 * common.opt: Add fmerge-debug-strings.
25153 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25154 flag_merge_debug_strings rather than flag_merge_constants.
25155 * doc/invoke.texi (Option Summary): Mention
25156 -fmerge-debug-strings.
25157 (Debugging Options): Document -fmerge-debug-strings.
25159 2008-01-18 Ian Lance Taylor <iant@google.com>
25162 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25163 (struct tree_function_decl): Add new field operator_new_flag.
25164 * tree-inline.c (expand_call_inline): When inlining a call to
25165 operator new, force the return value to go into a variable, and
25166 set DECL_NO_TBAA_P on that variable.
25167 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25169 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25172 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25173 DWARF2_DEBUGGING_INFO.
25174 (dwarf2out_note_section_used): Ditto. Add prototype.
25175 (have_multiple_function_sections, text_section_used,
25176 cold_text_section_used, *cold_text_sections): Move declarations
25179 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25181 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25182 field and add signal_ra.
25183 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25184 assignments to frame state pc. Move end of stack check after
25185 MD_FALLBACK_FRAME_STATE_FOR.
25186 (uw_update_context_1): Use frame state signal_regs if set, instead
25187 of checking signal_frame flag.
25188 (uw_update_context): Use frame state signal_ra if set.
25189 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25190 * config/xtensa/linux-unwind.h: New file.
25192 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25194 * modulo-sched.c (get_sched_window): Fix comment typo.
25196 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25198 PR tree-optimization/34648
25199 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25201 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25203 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25204 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25206 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25208 PR rtl-optimization/34400
25209 * df-core.c (df_worklist_dataflow_overeager,
25210 df_worklist_dataflow_doublequeue): New functions.
25211 (df_worklist_dataflow): Two different worklist solvers.
25212 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25215 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25218 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25219 and ftree-parallelize-loops.
25221 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25223 PR rtl-optimization/34826
25224 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25226 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25228 * global.c (find_reg): Mark the eh regs as used if necessary.
25229 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25230 * ra.h (struct allocno): no_eh_reg field added. Changed
25231 no_stack_reg type to bitfield.
25233 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25235 * tree.c (substitute_in_expr): Add missing 'break'.
25237 2008-01-17 Richard Guenther <rguenther@suse.de>
25239 PR tree-optimization/34825
25240 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25241 x / x as division to handle.
25243 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25245 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25246 "-pthread" is specified.
25247 * pa-hpux11.h (LIB_SPEC): Likewise.
25249 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25250 Peter Bergner <bergner@vnet.ibm.com>
25252 PR rtl-optimization/33796
25253 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25255 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25257 PR libgfortran/34699
25258 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25260 * pa-hpux10.h (LINK_SPEC): Likewise.
25261 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25263 2008-01-16 Richard Guenther <rguenther@suse.de>
25265 PR middle-end/32628
25266 * fold-const.c (fold_convert_const_int_from_int): Do not
25267 set overflow if that occured only because of a sign extension
25268 change when converting from/to a sizetype with the same
25269 precision and signedness.
25271 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25274 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25275 location address to the correct place. Update copyright year.
25277 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25279 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25280 no dependences in the dependence_relations vector.
25282 2008-01-16 Jan Hubicka <jh@suse.cz>
25284 PR rtl-optimization/31396
25285 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25286 * cfg.c (dump_reg_info): Print it.
25287 * regs.h (struct reg_info_t): add freq_calls_crossed.
25288 (REG_FREQ_CALLS_CROSSED): New macro.
25289 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25290 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25291 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25292 regmove_optimize): Update call crossed frequencies.
25293 * local-alloc.c (struct qty): Add freq_calls_crossed.
25294 (alloc_qty): Copute freq_calls_crossed.
25295 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25296 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25297 * ra.h (struct allocno): Add freq_calls_crossed.
25299 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25301 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25302 libgomp when compiling with ftree-parallelize-loops.
25303 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25305 2008-01-16 Richard Guenther <rguenther@suse.de>
25307 PR tree-optimization/34769
25308 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25309 * tree.c (int_cst_value): Instead make this function more
25310 permissive in what it accepts as valid input. Document this
25311 function always sign-extends the value.
25313 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25314 Richard Guenther <rguenther@suse.de>
25317 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25318 (gimple_fold_indirect_ref_rhs): ... this.
25319 (gimple_fold_indirect_ref): New function with foldings
25320 that preserve lvalueness.
25321 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25322 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25323 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25324 to fold an INDIRECT_REF, fall back to the old use of
25325 fold_indirect_ref_1.
25327 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25329 * tree-data-ref.c (subscript_dependence_tester_1): Call
25330 free_conflict_function.
25331 (compute_self_dependence): Same.
25333 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25336 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25337 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25339 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25340 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25341 for DWARF2_UNWIND_INFO targets.
25343 2008-01-16 Richard Guenther <rguenther@suse.de>
25346 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25347 type qualifiers for function types.
25349 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25351 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25352 loop_iterator li from previous commit.
25354 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25356 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25358 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25360 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25361 (parallelize_loops): Don't parallelize irreducible components.
25363 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25366 * c-opts (c_common_post_options): Do not enable CPP
25367 flag_pedantic_errors by default.
25369 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25371 PR rtl-optimization/31944
25372 * cse.c (remove_pseudo_from_table): New function.
25373 (merge_equiv_classes): Use above function to remove pseudo-registers.
25374 (invalidate): Likewise.
25376 2008-01-13 Richard Guenther <rguenther@suse.de>
25378 PR middle-end/34601
25379 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25380 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25382 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25384 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25385 validate_change to unshare the source of the PC set.
25387 2008-01-12 Jan Hubicka <jh@suse.cz>
25389 PR middle-end/32135
25390 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25391 references above array bounds. This might trigger bounds checks for
25392 pointers to arrays.
25394 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25396 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25397 new_replaceable_dependencies.
25399 2008-01-12 Doug Kwan <dougkwan@google.com>
25401 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25402 instead of OPT_Wreturn_type in warning due to ignored return type
25404 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25405 options included in -Wextra.
25406 * c.opt: New option -Wignored_qualifiers.
25407 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25408 -Wignore_qualifiers.
25409 (-Wignored-qualifiers): Document.
25410 (-Wreturn-type): Remove description of functionality now handled
25411 by -Wignored-qualifiers.
25413 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
25416 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
25417 NOP_EXPR if it is between integral types with the same precision.
25419 2008-01-12 Jan Hubicka <jh@suse.cz>
25422 * invoke.texi (max-inline-recursive-depth): Fix default value.
25424 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
25426 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
25429 2008-01-11 Bob Wilson <bob.wilson@acm.org>
25431 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
25433 2008-01-11 James E. Wilson <wilson@specifix.com>
25436 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
25438 2008-01-11 Anatoly Sokolov <aesok@post.ru>
25440 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
25441 save/restore frame pointer register and don't use 'call-prologues'
25442 optimization in function with "OS_task" attribute.
25444 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
25446 PR middle-end/31309
25447 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
25448 when copying to memory.
25450 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
25452 PR rtl-optimization/30905
25453 * cfgcleanup.c: Include dce.h
25454 (crossjumps_occured): New global variable.
25455 (try_crossjump_bb): Exit loop after finding a fallthru edge.
25456 If something changed, set crossjumps_occured to true.
25457 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
25458 Don't add/remove fake edges to exit here...
25459 (cleanup_cfg): ...but do it here, when crossjumping.
25460 Run a fast DCE when successful crossjumps occured in the latest
25461 iteration of try_optimize_cfg.
25463 2008-01-11 Richard Guenther <rguenther@suse.de>
25465 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
25466 (struct vn_unary_op_s): Likewise.
25467 (vn_reference_insert): Free old reference on hash collision.
25469 2008-01-10 Raksit Ashok <raksit@google.com>
25471 PR rtl-optimization/27971
25472 * combine.c (find_split_point): Split PLUS expressions which are
25473 inside a MEM rtx, and whose first operand is complex.
25475 2008-01-10 DJ Delorie <dj@redhat.com>
25477 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
25478 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
25479 (m32c_hard_regno_ok): Call the underlying function.
25481 2008-01-10 Richard Guenther <rguenther@suse.de>
25483 PR middle-end/34683
25484 * tree-cfg.c (tree_merge_blocks): Do not go through the
25485 full-blown folding and stmt updating path if we just deal
25486 with virtual operands.
25487 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
25488 test for abnormal SSA_NAMEs.
25490 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
25492 PR middle-end/34641
25493 * reload.c (push_reload): Add assertions. All constants from
25494 reg_equiv_constant should have been used for replacing the respective
25496 (find_reloads_address): Invoke find_reloads_address_part for
25497 constant taken from the reg_equiv_constant array.
25499 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
25501 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
25502 field (valnum) the first in the struct. Replace bools with
25505 2008-01-10 Richard Guenther <rguenther@suse.de>
25507 PR tree-optimization/34651
25508 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
25509 types and ordering for masking and converting.
25511 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
25513 PR tree-optimization/34017
25514 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
25515 also for PHI_NODE expressions.
25517 2008-01-09 Jan Hubicka <jh@suse.cz>
25519 PR tree-optimization/34708
25520 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
25521 based on number of case labels.
25522 (init_inline_once): Remove switch_cost.
25523 * tree-inline.h (eni_weights_d): Remove switch_cost.
25525 2008-01-09 Richard Guenther <rguenther@suse.de>
25526 Andrew Pinski <andrew_pinski@playstation.sony.com>
25528 PR middle-end/30132
25529 * gimplify.c (gimplify_cond_expr): Do not create an addressable
25530 temporary if an rvalue is ok or an lvalue is not required.
25532 2008-01-09 Richard Guenther <rguenther@suse.de>
25534 PR middle-end/34458
25535 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
25536 adjust return type.
25538 2008-01-09 Richard Guenther <rguenther@suse.de>
25540 PR middle-end/34679
25541 * tree.c (host_integerp): Check for sizetype only if the
25542 type is an integer type.
25544 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
25547 * opts.c (decode_options): Disable inlining of functions called
25548 once if not in unit-at-a-time mode.
25550 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
25552 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
25554 2008-01-08 Richard Guenther <rguenther@suse.de>
25556 PR middle-end/31863
25557 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
25558 out early if the result will be unused.
25560 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25565 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25566 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25569 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
25571 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
25572 for vectorization tuned.
25574 2008-01-08 Richard Guenther <rguenther@suse.de>
25576 PR tree-optimization/34683
25577 * tree-ssa-operands.c (operand_build_cmp): Export.
25578 * tree-ssa-operands.h (operand_build_cmp): Declare.
25579 * tree-vn.c (vuses_compare): Remove.
25580 (sort_vuses): Use operand_build_cmp.
25581 (sort_vuses_heap): Likewise.
25582 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
25583 to re-use old VEC if available. Do not sort already sorted VUSEs.
25584 (vdefs_to_vec): Do not sort already sorted VDEFs.
25586 2008-01-08 Jakub Jelinek <jakub@redhat.com>
25588 PR middle-end/34694
25589 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
25591 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25594 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
25595 limitations of reciprocal sequences on x86 targets.
25597 2008-01-08 Richard Guenther <rguenther@suse.de>
25599 PR tree-optimization/34683
25600 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
25602 2008-01-07 Jakub Jelinek <jakub@redhat.com>
25605 * config/darwin.c (darwin_mergeable_string_section): Don't use
25606 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
25608 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
25611 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
25612 negxf2. Macroize expander using X87MODEF mode iterator. Change
25613 predicates of op0 and op1 to register_operand.
25614 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
25615 expander using X87MODEF mode iterator. Change predicates of
25616 op0 and op1 to register_operand.
25617 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
25618 corresponding patterns and macroize using MODEF macro. Change
25619 predicates of op0 and op1 to register_operand and remove
25620 "m" constraint. Disparage "r" alternative with "!".
25621 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
25622 macroize using X87MODEF macro. Change predicates of op0 and op1
25623 to register_operand and remove "m" constraint. Disparage "r"
25624 alternative with "!".
25625 (absneg splitter with memory operands): Remove.
25626 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
25627 patterns and macroize using X87MODEF mode iterator.
25628 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
25629 Change predicate of op1 to register_operand.
25630 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
25631 for memory operands.
25633 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
25635 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
25637 2008-01-07 Richard Guenther <rguenther@suse.de>
25639 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
25642 2008-01-07 Richard Guenther <rguenther@suse.de>
25644 PR tree-optimization/34683
25645 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
25646 VOPs of the needed size to save memory. Use VEC_quick_push
25647 to save compile-time.
25648 (vdefs_to_vec): Likewise.
25650 2008-01-07 Sa Liu <saliu@de.ibm.com>
25652 * config/spu/spu.md (divdf3): Genetate inline code for double
25653 division. The implementation doesn't handle INF or NAN, therefore it
25654 only applies when -ffinite-math-only is given.
25656 2008-01-06 Paolo Carlini <pcarlini@suse.de>
25659 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
25660 * doc/cpp.texi ([Common Predefined Macros]): Document.
25662 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
25664 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
25665 order to use commutative addition instead of subtraction.
25667 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25668 Mircea Namolaru <namolaru@il.ibm.com>
25669 Vladimir Yanovsky <yanov@il.ibm.com>
25670 Revital Eres <eres@il.ibm.com>
25672 PR tree-optimization/34263
25673 * tree-outof-ssa.c (process_single_block_loop_latch,
25674 contains_tree_r): New functions.
25675 (analyze_edges_for_bb): Call process_single_block_loop_latch
25676 function to empty single-basic-block latch block if possible.
25678 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25680 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25682 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
25684 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25686 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
25688 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25690 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
25692 2008-01-05 Jakub Jelinek <jakub@redhat.com>
25694 PR tree-optimization/34618
25695 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
25698 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25701 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
25702 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
25703 Update copyright year.
25705 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
25706 Update copyright year.
25707 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
25710 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
25712 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
25713 edge does not point to current bb before changing need_assert.
25715 2008-01-04 Richard Guenther <rguenther@suse.de>
25717 PR middle-end/34029
25718 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
25719 for verifying purposes if they are is_gimple_min_invariant.
25721 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
25723 PR tree-optimization/34448
25724 PR tree-optimization/34465
25725 * gimplify.c (gimplify_init_constructor): Add new parameter
25726 notify_temp_creation. Use it.
25727 (gimplify_modify_expr_rhs): Take volatiles into account when
25728 optimizing constructors.
25729 Do not optimize constructors if gimplify_init_constructor will dump to
25731 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
25732 * gcc.c-torture/compile/pr34448.c: New.
25734 2008-01-04 Jakub Jelinek <jakub@redhat.com>
25736 PR gcov-profile/34609
25737 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
25738 return_slot if result is TREE_ADDRESSABLE.
25740 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
25742 * config/mips/mips.md (sqrt_condition): Tweak comment.
25743 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
25745 2008-01-03 Tom Tromey <tromey@redhat.com>
25748 * c-common.c (c_type_hash): Handle VLAs.
25750 2008-01-03 Jan Hubicka <jh@suse.cz>
25752 PR tree-optimization/31081
25753 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
25754 0 when inlining and not inlining to first basic block.
25755 (remap_decl): When var is initialized to 0, don't set default_def.
25756 (expand_call_inline): Set entry_bb.
25757 * tree-inline.h (copy_body_data): Add entry_bb.
25759 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25762 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
25765 PR tree-optimization/29484
25766 * tree-inline.c (inline_forbidden_p_2): New function.
25767 (inline_forbidden_p): Disallow inlining if some static var
25768 has an address of a local LABEL_DECL in its initializer.
25769 * doc/extend.texi (Labels as Values): Document &&foo behaviour
25772 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
25774 PR tree-optimization/34635
25775 * tree-data-ref.c (add_other_self_distances): Make sure that the
25776 evolution step is constant.
25778 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25780 PR middle-end/34608
25781 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
25783 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
25785 * tree-sra.c (scalarize_init): Insert the generate_element_init
25786 statements after the generate_element_zero statements.
25788 2008-01-02 Richard Guenther <rguenther@suse.de>
25790 PR middle-end/34093
25791 PR middle-end/31976
25792 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
25793 for very large number of operands instead of ICEing.
25795 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
25798 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
25799 while stack probing.
25801 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
25803 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
25806 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
25808 PR libmudflap/26442
25809 * tree-mudflap.c (mx_register_decls): Guard warning by
25810 !DECL_ARTIFICIAL check.
25812 2008-01-01 Jakub Jelinek <jakub@redhat.com>
25814 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
25815 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
25816 sse5_perm<mode>): Fix constraints.